From 2f764ded6379786d8d17322fa2e859fd102d5397 Mon Sep 17 00:00:00 2001 From: Lucian Copeland Date: Wed, 1 Apr 2020 13:52:53 -0400 Subject: [PATCH] merge and docs --- .github/workflows/build.yml | 47 ++ conf.py | 2 + locale/ID.po | 5 + locale/circuitpython.pot | 5 + locale/de_DE.po | 5 + locale/en_US.po | 5 + locale/en_x_pirate.po | 5 + locale/es.po | 5 + locale/fil.po | 5 + locale/fr.po | 5 + locale/it_IT.po | 5 + locale/ko.po | 5 + locale/pl.po | 5 + locale/pt_BR.po | 5 + locale/zh_Latn_pinyin.po | 5 + .../atmel-samd/boards/bdmicro_vina_m0/board.c | 48 ++ .../boards/bdmicro_vina_m0/mpconfigboard.h | 35 + .../boards/bdmicro_vina_m0/mpconfigboard.mk | 18 + .../atmel-samd/boards/bdmicro_vina_m0/pins.c | 39 ++ .../boards/hallowing_m0_express/board.c | 4 +- .../boards/hallowing_m4_express/board.c | 4 +- ports/atmel-samd/boards/monster_m4sk/board.c | 4 +- ports/atmel-samd/boards/openbook_m4/board.c | 4 +- ports/atmel-samd/boards/pewpew_m4/board.c | 4 +- ports/atmel-samd/boards/pybadge/board.c | 4 +- .../atmel-samd/boards/pybadge_airlift/board.c | 4 +- ports/atmel-samd/boards/pygamer/board.c | 4 +- .../atmel-samd/boards/pygamer_advance/board.c | 4 +- ports/atmel-samd/boards/ugame10/board.c | 4 +- ports/litex/Makefile | 200 ++++++ ports/litex/background.c | 60 ++ ports/litex/background.h | 35 + ports/litex/boards/board.h | 45 ++ ports/litex/boards/fomu/board.c | 75 ++ ports/litex/boards/fomu/csr.h | 647 ++++++++++++++++++ ports/litex/boards/fomu/fomu-spi.ld | 82 +++ ports/litex/boards/fomu/generated/soc.h | 58 ++ ports/litex/boards/fomu/mpconfigboard.h | 37 + ports/litex/boards/fomu/mpconfigboard.mk | 20 + ports/litex/boards/fomu/pins.c | 9 + ports/litex/boards/fomu/profiling.gdb.txt | 16 + .../litex/common-hal/digitalio/DigitalInOut.c | 119 ++++ .../litex/common-hal/digitalio/DigitalInOut.h | 38 + ports/litex/common-hal/digitalio/__init__.c | 1 + ports/litex/common-hal/microcontroller/Pin.c | 56 ++ ports/litex/common-hal/microcontroller/Pin.h | 59 ++ .../common-hal/microcontroller/Processor.c | 64 ++ .../common-hal/microcontroller/Processor.h | 39 ++ .../common-hal/microcontroller/__init__.c | 111 +++ .../common-hal/neopixel_write/__init__.c | 93 +++ ports/litex/common-hal/supervisor/Runtime.c | 38 + ports/litex/common-hal/supervisor/Runtime.h | 37 + ports/litex/common-hal/supervisor/__init__.c | 40 ++ ports/litex/common-hal/time/__init__.c | 45 ++ ports/litex/crt0-vexriscv.S | 94 +++ ports/litex/fatfs_port.c | 33 + ports/litex/hw/common.h | 33 + ports/litex/irq.h | 71 ++ ports/litex/mpconfigport.h | 43 ++ ports/litex/mpconfigport.mk | 31 + ports/litex/mphalport.c | 81 +++ ports/litex/mphalport.h | 42 ++ ports/litex/qstrdefsport.h | 1 + ports/litex/supervisor/internal_flash.c | 350 ++++++++++ ports/litex/supervisor/internal_flash.h | 38 + .../supervisor/internal_flash_root_pointers.h | 31 + ports/litex/supervisor/port.c | 85 +++ ports/litex/supervisor/usb.c | 36 + ports/litex/tick.c | 82 +++ ports/litex/tick.h | 46 ++ .../common-hal/neopixel_write/__init__.c | 19 +- .../nrf/boards/clue_nrf52840_express/board.c | 4 +- ports/nrf/boards/ohs2020_badge/board.c | 4 +- ports/nrf/common-hal/_bleio/Connection.c | 3 +- ports/nrf/common-hal/_bleio/PacketBuffer.c | 14 +- ports/stm/boards/meowbit_v121/board.c | 6 +- shared-bindings/_bleio/PacketBuffer.c | 7 +- shared-bindings/displayio/FourWire.c | 20 +- shared-bindings/displayio/FourWire.h | 3 +- shared-module/displayio/FourWire.c | 7 +- supervisor/linker.h | 2 +- tools/build_board_info.py | 5 +- tools/dfu.py | 84 +-- 83 files changed, 3497 insertions(+), 96 deletions(-) create mode 100644 ports/atmel-samd/boards/bdmicro_vina_m0/board.c create mode 100644 ports/atmel-samd/boards/bdmicro_vina_m0/mpconfigboard.h create mode 100644 ports/atmel-samd/boards/bdmicro_vina_m0/mpconfigboard.mk create mode 100644 ports/atmel-samd/boards/bdmicro_vina_m0/pins.c create mode 100644 ports/litex/Makefile create mode 100644 ports/litex/background.c create mode 100644 ports/litex/background.h create mode 100644 ports/litex/boards/board.h create mode 100644 ports/litex/boards/fomu/board.c create mode 100644 ports/litex/boards/fomu/csr.h create mode 100644 ports/litex/boards/fomu/fomu-spi.ld create mode 100644 ports/litex/boards/fomu/generated/soc.h create mode 100644 ports/litex/boards/fomu/mpconfigboard.h create mode 100644 ports/litex/boards/fomu/mpconfigboard.mk create mode 100644 ports/litex/boards/fomu/pins.c create mode 100644 ports/litex/boards/fomu/profiling.gdb.txt create mode 100644 ports/litex/common-hal/digitalio/DigitalInOut.c create mode 100644 ports/litex/common-hal/digitalio/DigitalInOut.h create mode 100644 ports/litex/common-hal/digitalio/__init__.c create mode 100644 ports/litex/common-hal/microcontroller/Pin.c create mode 100644 ports/litex/common-hal/microcontroller/Pin.h create mode 100644 ports/litex/common-hal/microcontroller/Processor.c create mode 100644 ports/litex/common-hal/microcontroller/Processor.h create mode 100644 ports/litex/common-hal/microcontroller/__init__.c create mode 100644 ports/litex/common-hal/neopixel_write/__init__.c create mode 100644 ports/litex/common-hal/supervisor/Runtime.c create mode 100644 ports/litex/common-hal/supervisor/Runtime.h create mode 100644 ports/litex/common-hal/supervisor/__init__.c create mode 100644 ports/litex/common-hal/time/__init__.c create mode 100644 ports/litex/crt0-vexriscv.S create mode 100644 ports/litex/fatfs_port.c create mode 100644 ports/litex/hw/common.h create mode 100644 ports/litex/irq.h create mode 100644 ports/litex/mpconfigport.h create mode 100644 ports/litex/mpconfigport.mk create mode 100644 ports/litex/mphalport.c create mode 100644 ports/litex/mphalport.h create mode 100644 ports/litex/qstrdefsport.h create mode 100644 ports/litex/supervisor/internal_flash.c create mode 100644 ports/litex/supervisor/internal_flash.h create mode 100644 ports/litex/supervisor/internal_flash_root_pointers.h create mode 100644 ports/litex/supervisor/port.c create mode 100644 ports/litex/supervisor/usb.c create mode 100644 ports/litex/tick.c create mode 100644 ports/litex/tick.h mode change 100755 => 100644 tools/dfu.py diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml index 2e1a6188be..847cdf0249 100644 --- a/.github/workflows/build.yml +++ b/.github/workflows/build.yml @@ -131,6 +131,7 @@ jobs: - "arduino_nano_33_iot" - "arduino_zero" - "bast_pro_mini_m0" + - "bdmicro_vina_m0" - "capablerobot_usbhub" - "catwan_usbstick" - "circuitbrains_basic_m0" @@ -279,3 +280,49 @@ jobs: AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }} AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }} if: github.event_name == 'push' || (github.event_name == 'release' && (github.event.action == 'published' || github.event.action == 'rerequested')) + + build-riscv: + runs-on: ubuntu-16.04 + needs: test + strategy: + fail-fast: false + matrix: + board: + - "fomu" + + steps: + - name: Set up Python 3.5 + uses: actions/setup-python@v1 + with: + python-version: 3.5 + - name: Install deps + run: | + sudo apt-get install -y gettext + pip install requests sh click setuptools awscli + wget https://static.dev.sifive.com/dev-tools/riscv64-unknown-elf-gcc-8.3.0-2019.08.0-x86_64-linux-centos6.tar.gz + sudo tar -C /usr --strip-components=1 -xaf riscv64-unknown-elf-gcc-8.3.0-2019.08.0-x86_64-linux-centos6.tar.gz + - name: Versions + run: | + gcc --version + riscv64-unknown-elf-gcc --version + python3 --version + - uses: actions/checkout@v1 + with: + submodules: true + - name: mpy-cross + run: make -C mpy-cross -j2 + - name: build + run: python3 -u build_release_files.py + working-directory: tools + env: + BOARDS: ${{ matrix.board }} + - uses: actions/upload-artifact@v1.0.0 + with: + name: ${{ matrix.board }} + path: bin/${{ matrix.board }} + - name: Upload to S3 + run: "[ -z \"$AWS_ACCESS_KEY_ID\" ] || aws s3 cp bin/ s3://adafruit-circuit-python/bin/ --recursive --no-progress --region us-east-1" + env: + AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }} + AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }} + if: github.event_name == 'push' || (github.event_name == 'release' && (github.event.action == 'published' || github.event.action == 'rerequested')) diff --git a/conf.py b/conf.py index 2ea0e8dc0f..6f0cd8b03b 100644 --- a/conf.py +++ b/conf.py @@ -123,6 +123,7 @@ exclude_patterns = ["**/build*", "ports/atmel-samd/tools", "ports/cxd56/mkspk", "ports/cxd56/spresense-exported-sdk", + "ports/litex/hw", "ports/minimal", "ports/mimxrt10xx/peripherals", "ports/mimxrt10xx/sdk", @@ -133,6 +134,7 @@ exclude_patterns = ["**/build*", "ports/nrf/peripherals", "ports/nrf/usb", "ports/stm/st_driver", + "ports/stm/packages", "ports/stm/peripherals", "ports/stm/ref", "ports/unix", diff --git a/locale/ID.po b/locale/ID.po index 567fe5ff3e..de158c568a 100644 --- a/locale/ID.po +++ b/locale/ID.po @@ -398,6 +398,11 @@ msgstr "" msgid "Buffer too large and unable to allocate" msgstr "" +#: shared-bindings/_bleio/PacketBuffer.c +#, c-format +msgid "Buffer too short by %d bytes" +msgstr "" + #: ports/atmel-samd/common-hal/displayio/ParallelBus.c #: ports/nrf/common-hal/displayio/ParallelBus.c #, fuzzy, c-format diff --git a/locale/circuitpython.pot b/locale/circuitpython.pot index a6dabdaec0..7e9b3aadf2 100644 --- a/locale/circuitpython.pot +++ b/locale/circuitpython.pot @@ -394,6 +394,11 @@ msgstr "" msgid "Buffer too large and unable to allocate" msgstr "" +#: shared-bindings/_bleio/PacketBuffer.c +#, c-format +msgid "Buffer too short by %d bytes" +msgstr "" + #: ports/atmel-samd/common-hal/displayio/ParallelBus.c #: ports/nrf/common-hal/displayio/ParallelBus.c #, c-format diff --git a/locale/de_DE.po b/locale/de_DE.po index 5d4bec8723..709a34ed57 100644 --- a/locale/de_DE.po +++ b/locale/de_DE.po @@ -398,6 +398,11 @@ msgstr "Der Puffer muss eine Mindestenslänge von 1 haben" msgid "Buffer too large and unable to allocate" msgstr "" +#: shared-bindings/_bleio/PacketBuffer.c +#, c-format +msgid "Buffer too short by %d bytes" +msgstr "" + #: ports/atmel-samd/common-hal/displayio/ParallelBus.c #: ports/nrf/common-hal/displayio/ParallelBus.c #, c-format diff --git a/locale/en_US.po b/locale/en_US.po index 17a4fb9dc1..d516d41d9b 100644 --- a/locale/en_US.po +++ b/locale/en_US.po @@ -394,6 +394,11 @@ msgstr "" msgid "Buffer too large and unable to allocate" msgstr "" +#: shared-bindings/_bleio/PacketBuffer.c +#, c-format +msgid "Buffer too short by %d bytes" +msgstr "" + #: ports/atmel-samd/common-hal/displayio/ParallelBus.c #: ports/nrf/common-hal/displayio/ParallelBus.c #, c-format diff --git a/locale/en_x_pirate.po b/locale/en_x_pirate.po index f356c6e163..e3f02c246f 100644 --- a/locale/en_x_pirate.po +++ b/locale/en_x_pirate.po @@ -398,6 +398,11 @@ msgstr "" msgid "Buffer too large and unable to allocate" msgstr "" +#: shared-bindings/_bleio/PacketBuffer.c +#, c-format +msgid "Buffer too short by %d bytes" +msgstr "" + #: ports/atmel-samd/common-hal/displayio/ParallelBus.c #: ports/nrf/common-hal/displayio/ParallelBus.c #, c-format diff --git a/locale/es.po b/locale/es.po index 417a0126ac..115fc8037e 100644 --- a/locale/es.po +++ b/locale/es.po @@ -400,6 +400,11 @@ msgstr "Buffer debe ser de longitud 1 como minimo" msgid "Buffer too large and unable to allocate" msgstr "" +#: shared-bindings/_bleio/PacketBuffer.c +#, c-format +msgid "Buffer too short by %d bytes" +msgstr "" + #: ports/atmel-samd/common-hal/displayio/ParallelBus.c #: ports/nrf/common-hal/displayio/ParallelBus.c #, c-format diff --git a/locale/fil.po b/locale/fil.po index 12baeea9dd..da2bc9459e 100644 --- a/locale/fil.po +++ b/locale/fil.po @@ -400,6 +400,11 @@ msgstr "Buffer dapat ay hindi baba sa 1 na haba" msgid "Buffer too large and unable to allocate" msgstr "" +#: shared-bindings/_bleio/PacketBuffer.c +#, c-format +msgid "Buffer too short by %d bytes" +msgstr "" + #: ports/atmel-samd/common-hal/displayio/ParallelBus.c #: ports/nrf/common-hal/displayio/ParallelBus.c #, fuzzy, c-format diff --git a/locale/fr.po b/locale/fr.po index a8d896b525..100fc2b9c2 100644 --- a/locale/fr.po +++ b/locale/fr.po @@ -404,6 +404,11 @@ msgstr "Le tampon doit être de longueur au moins 1" msgid "Buffer too large and unable to allocate" msgstr "" +#: shared-bindings/_bleio/PacketBuffer.c +#, c-format +msgid "Buffer too short by %d bytes" +msgstr "" + #: ports/atmel-samd/common-hal/displayio/ParallelBus.c #: ports/nrf/common-hal/displayio/ParallelBus.c #, fuzzy, c-format diff --git a/locale/it_IT.po b/locale/it_IT.po index 901ced7e47..8b868f83fa 100644 --- a/locale/it_IT.po +++ b/locale/it_IT.po @@ -400,6 +400,11 @@ msgstr "Il buffer deve essere lungo almeno 1" msgid "Buffer too large and unable to allocate" msgstr "" +#: shared-bindings/_bleio/PacketBuffer.c +#, c-format +msgid "Buffer too short by %d bytes" +msgstr "" + #: ports/atmel-samd/common-hal/displayio/ParallelBus.c #: ports/nrf/common-hal/displayio/ParallelBus.c #, fuzzy, c-format diff --git a/locale/ko.po b/locale/ko.po index f84979c645..5cc2bcf3a6 100644 --- a/locale/ko.po +++ b/locale/ko.po @@ -398,6 +398,11 @@ msgstr "잘못된 크기의 버퍼. >1 여야합니다" msgid "Buffer too large and unable to allocate" msgstr "" +#: shared-bindings/_bleio/PacketBuffer.c +#, c-format +msgid "Buffer too short by %d bytes" +msgstr "" + #: ports/atmel-samd/common-hal/displayio/ParallelBus.c #: ports/nrf/common-hal/displayio/ParallelBus.c #, c-format diff --git a/locale/pl.po b/locale/pl.po index 12bd980bd8..659d633013 100644 --- a/locale/pl.po +++ b/locale/pl.po @@ -397,6 +397,11 @@ msgstr "Bufor musi mieć długość 1 lub więcej" msgid "Buffer too large and unable to allocate" msgstr "" +#: shared-bindings/_bleio/PacketBuffer.c +#, c-format +msgid "Buffer too short by %d bytes" +msgstr "" + #: ports/atmel-samd/common-hal/displayio/ParallelBus.c #: ports/nrf/common-hal/displayio/ParallelBus.c #, c-format diff --git a/locale/pt_BR.po b/locale/pt_BR.po index 3291296972..511f0a5bb6 100644 --- a/locale/pt_BR.po +++ b/locale/pt_BR.po @@ -397,6 +397,11 @@ msgstr "" msgid "Buffer too large and unable to allocate" msgstr "" +#: shared-bindings/_bleio/PacketBuffer.c +#, c-format +msgid "Buffer too short by %d bytes" +msgstr "" + #: ports/atmel-samd/common-hal/displayio/ParallelBus.c #: ports/nrf/common-hal/displayio/ParallelBus.c #, fuzzy, c-format diff --git a/locale/zh_Latn_pinyin.po b/locale/zh_Latn_pinyin.po index 7cf00580b4..2319bf4d7d 100644 --- a/locale/zh_Latn_pinyin.po +++ b/locale/zh_Latn_pinyin.po @@ -403,6 +403,11 @@ msgstr "Huǎnchōng qū bìxū zhìshǎo chángdù 1" msgid "Buffer too large and unable to allocate" msgstr "huǎn chōng qū tài dà ， wú fǎ fēn pèi" +#: shared-bindings/_bleio/PacketBuffer.c +#, c-format +msgid "Buffer too short by %d bytes" +msgstr "" + #: ports/atmel-samd/common-hal/displayio/ParallelBus.c #: ports/nrf/common-hal/displayio/ParallelBus.c #, c-format diff --git a/ports/atmel-samd/boards/bdmicro_vina_m0/board.c b/ports/atmel-samd/boards/bdmicro_vina_m0/board.c new file mode 100644 index 0000000000..bd63baa6fd --- /dev/null +++ b/ports/atmel-samd/boards/bdmicro_vina_m0/board.c @@ -0,0 +1,48 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2017 Scott Shawcroft for Adafruit Industries + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#include "boards/board.h" +#include "mpconfigboard.h" + +void board_init(void) +{ + // struct port_config pin_conf; + // port_get_config_defaults(&pin_conf); + // + // pin_conf.direction = PORT_PIN_DIR_OUTPUT; + // port_pin_set_config(MICROPY_HW_LED_TX, &pin_conf); + // port_pin_set_output_level(MICROPY_HW_LED_TX, true); + // + // port_pin_set_config(MICROPY_HW_LED_RX, &pin_conf); + // port_pin_set_output_level(MICROPY_HW_LED_RX, true); +} + +bool board_requests_safe_mode(void) { + return false; +} + +void reset_board(void) { +} diff --git a/ports/atmel-samd/boards/bdmicro_vina_m0/mpconfigboard.h b/ports/atmel-samd/boards/bdmicro_vina_m0/mpconfigboard.h new file mode 100644 index 0000000000..458b1e12a6 --- /dev/null +++ b/ports/atmel-samd/boards/bdmicro_vina_m0/mpconfigboard.h @@ -0,0 +1,35 @@ +#define MICROPY_HW_BOARD_NAME "BDMICRO Vina M0" +#define MICROPY_HW_MCU_NAME "samd21g18" + +#define MICROPY_HW_LED_STATUS (&pin_PA28) +#define MICROPY_HW_LED_TX &pin_PA27 +#define MICROPY_HW_LED_RX &pin_PA31 + +// Clock rates are off: Salae reads 12MHz which is the limit even though we set it to the safer 8MHz. +#define SPI_FLASH_BAUDRATE (8000000) + +#define SPI_FLASH_MOSI_PIN &pin_PB22 +#define SPI_FLASH_MISO_PIN &pin_PB03 +#define SPI_FLASH_SCK_PIN &pin_PB23 +#define SPI_FLASH_CS_PIN &pin_PA13 + +// These are pins not to reset. +#define MICROPY_PORT_A (0) +#define MICROPY_PORT_B (0) +#define MICROPY_PORT_C (0) + +#define BOARD_HAS_CRYSTAL 0 + +#define DEFAULT_I2C_BUS_SCL (&pin_PA23) +#define DEFAULT_I2C_BUS_SDA (&pin_PA22) + +#define DEFAULT_SPI_BUS_SCK (&pin_PB11) +#define DEFAULT_SPI_BUS_MOSI (&pin_PB10) +#define DEFAULT_SPI_BUS_MISO (&pin_PA12) + +#define DEFAULT_UART_BUS_RX (&pin_PA11) +#define DEFAULT_UART_BUS_TX (&pin_PA10) + +// USB is always used internally so skip the pin objects for it. +#define IGNORE_PIN_PA24 1 +#define IGNORE_PIN_PA25 1 diff --git a/ports/atmel-samd/boards/bdmicro_vina_m0/mpconfigboard.mk b/ports/atmel-samd/boards/bdmicro_vina_m0/mpconfigboard.mk new file mode 100644 index 0000000000..1537540424 --- /dev/null +++ b/ports/atmel-samd/boards/bdmicro_vina_m0/mpconfigboard.mk @@ -0,0 +1,18 @@ +USB_VID = 0x31e2 +USB_PID = 0x2002 +USB_PRODUCT = "Vina M0" +USB_MANUFACTURER = "BDMICRO LLC" + +CHIP_VARIANT = SAMD21G18A +CHIP_FAMILY = samd21 + +SPI_FLASH_FILESYSTEM = 1 +EXTERNAL_FLASH_DEVICE_COUNT = 1 +EXTERNAL_FLASH_DEVICES = "MX25L51245G" +LONGINT_IMPL = MPZ + +CIRCUITPY_BITBANGIO = 0 +CIRCUITPY_I2CSLAVE = 0 + +CFLAGS_INLINE_LIMIT = 60 +SUPEROPT_GC = 0 diff --git a/ports/atmel-samd/boards/bdmicro_vina_m0/pins.c b/ports/atmel-samd/boards/bdmicro_vina_m0/pins.c new file mode 100644 index 0000000000..0ebceb28dd --- /dev/null +++ b/ports/atmel-samd/boards/bdmicro_vina_m0/pins.c @@ -0,0 +1,39 @@ +#include "shared-bindings/board/__init__.h" + +STATIC const mp_rom_map_elem_t board_global_dict_table[] = { + { MP_ROM_QSTR(MP_QSTR_RTC_INT), MP_ROM_PTR(&pin_PA00) }, + { MP_ROM_QSTR(MP_QSTR_RTC_CLK), MP_ROM_PTR(&pin_PA01) }, + { MP_ROM_QSTR(MP_QSTR_A0), MP_ROM_PTR(&pin_PA02) }, + { MP_ROM_QSTR(MP_QSTR_A1), MP_ROM_PTR(&pin_PB08) }, + { MP_ROM_QSTR(MP_QSTR_A2), MP_ROM_PTR(&pin_PB09) }, + { MP_ROM_QSTR(MP_QSTR_A3), MP_ROM_PTR(&pin_PA04) }, + { MP_ROM_QSTR(MP_QSTR_A4), MP_ROM_PTR(&pin_PA05) }, + { MP_ROM_QSTR(MP_QSTR_A5), MP_ROM_PTR(&pin_PB02) }, + { MP_ROM_QSTR(MP_QSTR_D0), MP_ROM_PTR(&pin_PA11) }, + { MP_ROM_QSTR(MP_QSTR_RX), MP_ROM_PTR(&pin_PA11) }, + { MP_ROM_QSTR(MP_QSTR_D1), MP_ROM_PTR(&pin_PA10) }, + { MP_ROM_QSTR(MP_QSTR_TX), MP_ROM_PTR(&pin_PA10) }, + { MP_ROM_QSTR(MP_QSTR_D2), MP_ROM_PTR(&pin_PA14) }, + { MP_ROM_QSTR(MP_QSTR_RTC_TS), MP_ROM_PTR(&pin_PA14) }, + { MP_ROM_QSTR(MP_QSTR_D3), MP_ROM_PTR(&pin_PA09) }, + { MP_ROM_QSTR(MP_QSTR_D4), MP_ROM_PTR(&pin_PA08) }, + { MP_ROM_QSTR(MP_QSTR_D5), MP_ROM_PTR(&pin_PA15) }, + { MP_ROM_QSTR(MP_QSTR_D6), MP_ROM_PTR(&pin_PA20) }, + { MP_ROM_QSTR(MP_QSTR_D7), MP_ROM_PTR(&pin_PA21) }, + { MP_ROM_QSTR(MP_QSTR_D8), MP_ROM_PTR(&pin_PA06) }, + { MP_ROM_QSTR(MP_QSTR_D9), MP_ROM_PTR(&pin_PA07) }, + { MP_ROM_QSTR(MP_QSTR_D10), MP_ROM_PTR(&pin_PA18) }, + { MP_ROM_QSTR(MP_QSTR_D11), MP_ROM_PTR(&pin_PA16) }, + { MP_ROM_QSTR(MP_QSTR_D12), MP_ROM_PTR(&pin_PA19) }, + { MP_ROM_QSTR(MP_QSTR_D13), MP_ROM_PTR(&pin_PA17) }, + { MP_ROM_QSTR(MP_QSTR_SDA), MP_ROM_PTR(&pin_PA22) }, + { MP_ROM_QSTR(MP_QSTR_SCL), MP_ROM_PTR(&pin_PA23) }, + { MP_ROM_QSTR(MP_QSTR_PGM_LED), MP_ROM_PTR(&pin_PA28) }, + { MP_ROM_QSTR(MP_QSTR_SCK), MP_ROM_PTR(&pin_PB11) }, + { MP_ROM_QSTR(MP_QSTR_MOSI), MP_ROM_PTR(&pin_PB10) }, + { MP_ROM_QSTR(MP_QSTR_MISO), MP_ROM_PTR(&pin_PA12) }, + { MP_ROM_QSTR(MP_QSTR_I2C), MP_ROM_PTR(&board_i2c_obj) }, + { MP_ROM_QSTR(MP_QSTR_SPI), MP_ROM_PTR(&board_spi_obj) }, + { MP_ROM_QSTR(MP_QSTR_UART), MP_ROM_PTR(&board_uart_obj) }, +}; +MP_DEFINE_CONST_DICT(board_module_globals, board_global_dict_table); diff --git a/ports/atmel-samd/boards/hallowing_m0_express/board.c b/ports/atmel-samd/boards/hallowing_m0_express/board.c index 07546abf5c..0b44bd4bb1 100644 --- a/ports/atmel-samd/boards/hallowing_m0_express/board.c +++ b/ports/atmel-samd/boards/hallowing_m0_express/board.c @@ -79,7 +79,9 @@ void board_init(void) { &pin_PA28, // Command or data &pin_PA01, // Chip select &pin_PA27, // Reset - 12000000); + 12000000, // Baudrate + 0, // Polarity + 0); // Phase displayio_display_obj_t* display = &displays[0].display; display->base.type = &displayio_display_type; diff --git a/ports/atmel-samd/boards/hallowing_m4_express/board.c b/ports/atmel-samd/boards/hallowing_m4_express/board.c index 6822368d72..5dbdd499af 100644 --- a/ports/atmel-samd/boards/hallowing_m4_express/board.c +++ b/ports/atmel-samd/boards/hallowing_m4_express/board.c @@ -59,7 +59,9 @@ void board_init(void) { &pin_PB31, // TFT_DC Command or data &pin_PA27, // TFT_CS Chip select &pin_PB30, // TFT_RST Reset - 60000000); + 60000000, // Baudrate + 0, // Polarity + 0); // Phase displayio_display_obj_t* display = &displays[0].display; display->base.type = &displayio_display_type; diff --git a/ports/atmel-samd/boards/monster_m4sk/board.c b/ports/atmel-samd/boards/monster_m4sk/board.c index eeafdb4b80..684639c309 100644 --- a/ports/atmel-samd/boards/monster_m4sk/board.c +++ b/ports/atmel-samd/boards/monster_m4sk/board.c @@ -60,7 +60,9 @@ void board_init(void) { &pin_PA07, // TFT_DC Command or data &pin_PA06, // TFT_CS Chip select &pin_PA04, // TFT_RST Reset - 60000000); + 60000000, // Baudrate + 0, // Polarity + 0); // Phase displayio_display_obj_t* display = &displays[0].display; display->base.type = &displayio_display_type; diff --git a/ports/atmel-samd/boards/openbook_m4/board.c b/ports/atmel-samd/boards/openbook_m4/board.c index 2d9b316474..02270e7e57 100644 --- a/ports/atmel-samd/boards/openbook_m4/board.c +++ b/ports/atmel-samd/boards/openbook_m4/board.c @@ -65,7 +65,9 @@ void board_init(void) { &pin_PB05, // EPD_DC Command or data &pin_PB07, // EPD_CS Chip select &pin_PA00, // EPD_RST Reset - 1000000); + 1000000, // Baudrate + 0, // Polarity + 0); // Phase displayio_epaperdisplay_obj_t* display = &displays[0].epaper_display; display->base.type = &displayio_epaperdisplay_type; diff --git a/ports/atmel-samd/boards/pewpew_m4/board.c b/ports/atmel-samd/boards/pewpew_m4/board.c index ef259e27a6..0f8936696f 100644 --- a/ports/atmel-samd/boards/pewpew_m4/board.c +++ b/ports/atmel-samd/boards/pewpew_m4/board.c @@ -107,7 +107,9 @@ void board_init(void) { &pin_PA16, // TFT_DC Command or data &pin_PA11, // TFT_CS Chip select &pin_PA17, // TFT_RST Reset - 60000000); + 60000000, // Baudrate + 0, // Polarity + 0); // Phase uint32_t cfg0 = lookupCfg(CFG_DISPLAY_CFG0, 0x000000); uint32_t offX = (cfg0 >> 8) & 0xff; diff --git a/ports/atmel-samd/boards/pybadge/board.c b/ports/atmel-samd/boards/pybadge/board.c index 1209c027ee..257d72e30d 100644 --- a/ports/atmel-samd/boards/pybadge/board.c +++ b/ports/atmel-samd/boards/pybadge/board.c @@ -82,7 +82,9 @@ void board_init(void) { &pin_PB05, // TFT_DC Command or data &pin_PB07, // TFT_CS Chip select &pin_PA00, // TFT_RST Reset - 60000000); + 60000000, // Baudrate + 0, // Polarity + 0); // Phase displayio_display_obj_t* display = &displays[0].display; display->base.type = &displayio_display_type; diff --git a/ports/atmel-samd/boards/pybadge_airlift/board.c b/ports/atmel-samd/boards/pybadge_airlift/board.c index dfbf7023fa..7df245a724 100644 --- a/ports/atmel-samd/boards/pybadge_airlift/board.c +++ b/ports/atmel-samd/boards/pybadge_airlift/board.c @@ -60,7 +60,9 @@ void board_init(void) { &pin_PB05, // TFT_DC Command or data &pin_PB06, // TFT_CS Chip select &pin_PB07, // TFT_RST Reset - 60000000); + 60000000, // Baudrate + 0, // Polarity + 0); // Phase displayio_display_obj_t* display = &displays[0].display; display->base.type = &displayio_display_type; diff --git a/ports/atmel-samd/boards/pygamer/board.c b/ports/atmel-samd/boards/pygamer/board.c index 6df485fa9e..7c3ca6e335 100644 --- a/ports/atmel-samd/boards/pygamer/board.c +++ b/ports/atmel-samd/boards/pygamer/board.c @@ -82,7 +82,9 @@ void board_init(void) { &pin_PB05, // TFT_DC Command or data &pin_PB12, // TFT_CS Chip select &pin_PA00, // TFT_RST Reset - 60000000); + 60000000, // Baudrate + 0, // Polarity + 0); // Phase displayio_display_obj_t* display = &displays[0].display; display->base.type = &displayio_display_type; diff --git a/ports/atmel-samd/boards/pygamer_advance/board.c b/ports/atmel-samd/boards/pygamer_advance/board.c index ad5abd3f6c..7fd3ebc5e1 100644 --- a/ports/atmel-samd/boards/pygamer_advance/board.c +++ b/ports/atmel-samd/boards/pygamer_advance/board.c @@ -60,7 +60,9 @@ void board_init(void) { &pin_PA00, // TFT_DC Command or data &pin_PB15, // TFT_CS Chip select &pin_PB05, // TFT_RST Reset - 60000000); + 60000000, // Baudrate + 0, // Polarity + 0); // Phase displayio_display_obj_t* display = &displays[0].display; display->base.type = &displayio_display_type; diff --git a/ports/atmel-samd/boards/ugame10/board.c b/ports/atmel-samd/boards/ugame10/board.c index 96f2361fd6..07814d558b 100644 --- a/ports/atmel-samd/boards/ugame10/board.c +++ b/ports/atmel-samd/boards/ugame10/board.c @@ -79,7 +79,9 @@ void board_init(void) { &pin_PA09, // Command or data &pin_PA08, // Chip select NULL, // Reset - 24000000); + 24000000, // Baudrate + 0, // Polarity + 0); // Phase displayio_display_obj_t* display = &displays[0].display; display->base.type = &displayio_display_type; diff --git a/ports/litex/Makefile b/ports/litex/Makefile new file mode 100644 index 0000000000..51cb186356 --- /dev/null +++ b/ports/litex/Makefile @@ -0,0 +1,200 @@ +# This file is part of the MicroPython project, http://micropython.org/ +# +# The MIT License (MIT) +# +# Copyright (c) 2019 Scott Shawcroft for Adafruit Industries +# +# Permission is hereby granted, free of charge, to any person obtaining a copy +# of this software and associated documentation files (the "Software"), to deal +# in the Software without restriction, including without limitation the rights +# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +# copies of the Software, and to permit persons to whom the Software is +# furnished to do so, subject to the following conditions: +# +# The above copyright notice and this permission notice shall be included in +# all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +# THE SOFTWARE. + +# Select the board to build for. +ifeq ($(BOARD),) + $(error You must provide a BOARD parameter) +else + ifeq ($(wildcard boards/$(BOARD)/.),) + $(error Invalid BOARD specified) + endif +endif + +# If the build directory is not given, make it reflect the board name. +BUILD ?= build-$(BOARD) + +include ../../py/mkenv.mk +# Board-specific +include boards/$(BOARD)/mpconfigboard.mk +# Port-specific +include mpconfigport.mk + +# CircuitPython-specific +include $(TOP)/py/circuitpy_mpconfig.mk + +# qstr definitions (must come before including py.mk) +QSTR_DEFS = qstrdefsport.h + +# include py core make definitions +include $(TOP)/py/py.mk + +include $(TOP)/supervisor/supervisor.mk + +# Include make rules and variables common across CircuitPython builds. +include $(TOP)/py/circuitpy_defns.mk + +CROSS_COMPILE = riscv64-unknown-elf- + +####################################### +# CFLAGS +####################################### + +INC += -I. +INC += -I../.. +INC += -I$(BUILD) +INC += -I$(BUILD)/genhdr +INC += -I./boards +INC += -I./boards/$(BOARD) +INC += -I./peripherals +INC += -I../../lib/mp-readline +INC += -I../../lib/tinyusb/src +INC += -I../../supervisor/shared/usb + + +#Debugging/Optimization +ifeq ($(DEBUG), 1) + CFLAGS += -ggdb + # You may want to enable these flags to make setting breakpoints easier. + CFLAGS += -fno-inline -fno-ipa-sra +else + CFLAGS += -Os -DNDEBUG -ggdb3 + # TODO: Test with -flto + ### CFLAGS += -flto +endif + +CFLAGS += $(INC) -Werror -Wall -std=gnu11 -nostdlib $(BASE_CFLAGS) $(C_DEFS) $(CFLAGS_MOD) $(COPT) + +# TODO: check this +CFLAGS += -D__START=main -DFOMU + +LD_FILE := boards/$(BOARD)/$(BOARD)-spi.ld + +LDFLAGS = $(CFLAGS) -fshort-enums -Wl,-nostdlib -Wl,-T,$(LD_FILE) -Wl,-Map=$@.map -Wl,-cref -Wl,-gc-sections -specs=nano.specs -Wl,-melf32lriscv +LIBS := -lgcc -lc + + +LDFLAGS += -flto -ffreestanding -nostartfiles -Wl,--gc-section -Wl,-Bstatic -Wl,-melf32lriscv -nostartfiles \ + -Wl,--no-warn-mismatch \ + -Wl,--build-id=none + +# Use toolchain libm if we're not using our own. +ifndef INTERNAL_LIBM +LIBS += -lm +endif + +# TinyUSB defines +CFLAGS += -DCFG_TUSB_MCU=OPT_MCU_VALENTYUSB_EPTRI -DCFG_TUD_CDC_RX_BUFSIZE=1024 -DCFG_TUD_CDC_TX_BUFSIZE=1024 -DCFG_TUD_MSC_BUFSIZE=4096 -DCFG_TUD_MIDI_RX_BUFSIZE=128 -DCFG_TUD_MIDI_TX_BUFSIZE=128 + + +###################################### +# source +###################################### + + +SRC_C += \ + background.c \ + fatfs_port.c \ + mphalport.c \ + tick.c \ + boards/$(BOARD)/board.c \ + boards/$(BOARD)/pins.c \ + lib/libc/string0.c \ + lib/mp-readline/readline.c \ + lib/oofatfs/ff.c \ + lib/oofatfs/option/ccsbcs.c \ + lib/timeutils/timeutils.c \ + lib/utils/buffer_helper.c \ + lib/utils/context_manager_helpers.c \ + lib/utils/interrupt_char.c \ + lib/utils/pyexec.c \ + lib/utils/stdout_helpers.c \ + lib/utils/sys_stdio_mphal.c \ + supervisor/shared/memory.c + +ifneq ($(USB),FALSE) +SRC_C += lib/tinyusb/src/portable/valentyusb/eptri/dcd_eptri.c +endif + +SRC_S = \ + crt0-vexriscv.S + +SRC_COMMON_HAL_EXPANDED = $(addprefix shared-bindings/, $(SRC_COMMON_HAL)) \ + $(addprefix shared-bindings/, $(SRC_BINDINGS_ENUMS)) \ + $(addprefix common-hal/, $(SRC_COMMON_HAL)) + +SRC_SHARED_MODULE_EXPANDED = $(addprefix shared-bindings/, $(SRC_SHARED_MODULE)) \ + $(addprefix shared-module/, $(SRC_SHARED_MODULE)) \ + $(addprefix shared-module/, $(SRC_SHARED_MODULE_INTERNAL)) + + +ifneq ($(FROZEN_MPY_DIR),) +FROZEN_MPY_PY_FILES := $(shell find -L $(FROZEN_MPY_DIR) -type f -name '*.py') +FROZEN_MPY_MPY_FILES := $(addprefix $(BUILD)/,$(FROZEN_MPY_PY_FILES:.py=.mpy)) +endif + +OBJ += $(PY_O) $(SUPERVISOR_O) $(addprefix $(BUILD)/, $(SRC_C:.c=.o)) +OBJ += $(addprefix $(BUILD)/, $(SRC_COMMON_HAL_EXPANDED:.c=.o)) +OBJ += $(addprefix $(BUILD)/, $(SRC_SHARED_MODULE_EXPANDED:.c=.o)) +ifeq ($(INTERNAL_LIBM),1) +OBJ += $(addprefix $(BUILD)/, $(SRC_LIBM:.c=.o)) +endif +OBJ += $(addprefix $(BUILD)/, $(SRC_S:.S=.o)) +OBJ += $(addprefix $(BUILD)/, $(SRC_MOD:.c=.o)) + +$(BUILD)/$(FATFS_DIR)/ff.o: COPT += -Os +$(filter $(PY_BUILD)/../extmod/vfs_fat_%.o, $(PY_O)): COPT += -Os + +# List of sources for qstr extraction +SRC_QSTR += $(SRC_C) $(SRC_SUPERVISOR) $(SRC_MOD) $(SRC_COMMON_HAL_EXPANDED) $(SRC_SHARED_MODULE_EXPANDED) +# Sources that only hold QSTRs after pre-processing. +SRC_QSTR_PREPROCESSOR += + + +all: $(BUILD)/firmware.bin $(BUILD)/firmware.dfu + +$(BUILD)/firmware.elf: $(OBJ) + $(STEPECHO) "LINK $@" + $(Q)$(CC) -o $@ $(LDFLAGS) $^ -Wl,--start-group $(LIBS) -Wl,--end-group + $(Q)$(SIZE) $@ | $(PYTHON3) $(TOP)/tools/build_memory_info.py $(LD_FILE) + +$(BUILD)/firmware.bin: $(BUILD)/firmware.elf + $(STEPECHO) "Create $@" + $(Q)$(OBJCOPY) -O binary $^ $@ +# $(Q)$(OBJCOPY) -O binary -j .vectors -j .text -j .data $^ $@ + +$(BUILD)/firmware.hex: $(BUILD)/firmware.elf + $(STEPECHO) "Create $@" + $(Q)$(OBJCOPY) -O ihex $^ $@ +# $(Q)$(OBJCOPY) -O ihex -j .vectors -j .text -j .data $^ $@ + +$(BUILD)/firmware.dfu: $(BUILD)/firmware.bin + $(ECHO) "Create $@" + $(PYTHON3) $(TOP)/tools/dfu.py -b $^ -D 0x1209:0x5bf0 "$(BUILD)/firmware.dfu" + +include $(TOP)/py/mkrules.mk + +# Print out the value of a make variable. +# https://stackoverflow.com/questions/16467718/how-to-print-out-a-variable-in-makefile +print-%: + @echo $* = $($*) diff --git a/ports/litex/background.c b/ports/litex/background.c new file mode 100644 index 0000000000..8c18970434 --- /dev/null +++ b/ports/litex/background.c @@ -0,0 +1,60 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2017 Scott Shawcroft for Adafruit Industries + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#include "py/runtime.h" +#include "supervisor/filesystem.h" +#include "supervisor/usb.h" +#include "supervisor/shared/stack.h" + +#if CIRCUITPY_DISPLAYIO +#include "shared-module/displayio/__init__.h" +#endif + +static bool running_background_tasks = false; + +void background_tasks_reset(void) { + running_background_tasks = false; +} + +void run_background_tasks(void) { + // Don't call ourselves recursively. + if (running_background_tasks) { + return; + } + running_background_tasks = true; + filesystem_background(); + + #if USB_AVAILABLE + usb_background(); + #endif + + #if CIRCUITPY_DISPLAYIO + displayio_background(); + #endif + running_background_tasks = false; + + assert_heap_ok(); +} diff --git a/ports/litex/background.h b/ports/litex/background.h new file mode 100644 index 0000000000..09551c7fbb --- /dev/null +++ b/ports/litex/background.h @@ -0,0 +1,35 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2019 Dan Halbert for Adafruit Industries + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#ifndef MICROPY_INCLUDED_LITEX_BACKGROUND_H +#define MICROPY_INCLUDED_LITEX_BACKGROUND_H + +#include + +void background_tasks_reset(void); +void run_background_tasks(void); + +#endif // MICROPY_INCLUDED_LITEX_BACKGROUND_H diff --git a/ports/litex/boards/board.h b/ports/litex/boards/board.h new file mode 100644 index 0000000000..837b371904 --- /dev/null +++ b/ports/litex/boards/board.h @@ -0,0 +1,45 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2017 Scott Shawcroft for Adafruit Industries + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +// This file defines board specific functions. + +#ifndef MICROPY_INCLUDED_LITEX_BOARDS_BOARD_H +#define MICROPY_INCLUDED_LITEX_BOARDS_BOARD_H + +#include + +// Initializes board related state once on start up. +void board_init(void); + +// Returns true if the user initiates safe mode in a board specific way. +// Also add BOARD_USER_SAFE_MODE in mpconfigboard.h to explain the board specific +// way. +bool board_requests_safe_mode(void); + +// Reset the state of off MCU components such as neopixels. +void reset_board(void); + +#endif // MICROPY_INCLUDED_LITEX_BOARDS_BOARD_H diff --git a/ports/litex/boards/fomu/board.c b/ports/litex/boards/fomu/board.c new file mode 100644 index 0000000000..97e1ecadd6 --- /dev/null +++ b/ports/litex/boards/fomu/board.c @@ -0,0 +1,75 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2017 Scott Shawcroft for Adafruit Industries + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#include "boards/board.h" +#include "mpconfigboard.h" +#include "csr.h" + +// ICE40 LED Driver hard macro. +// See http://www.latticesemi.com/-/media/LatticeSemi/Documents/ApplicationNotes/IK/ICE40LEDDriverUsageGuide.ashx?document_id=50668 +enum led_registers { + LEDDCR0 = 8, + LEDDBR = 9, + LEDDONR = 10, + LEDDOFR = 11, + LEDDBCRR = 5, + LEDDBCFR = 6, + LEDDPWRR = 1, + LEDDPWRG = 2, + LEDDPWRB = 3, +}; + +#define BREATHE_ENABLE (1 << 7) +#define BREATHE_EDGE_ON (0 << 6) +#define BREATHE_EDGE_BOTH (1 << 6) +#define BREATHE_MODE_MODULATE (1 << 5) +#define BREATHE_RATE(x) ((x & 7) << 0) + +// Write a value into the LEDDA_IP register. +static void ledda_write(uint8_t value, uint8_t addr) { + rgb_addr_write(addr); + rgb_dat_write(value); +} + +void board_init(void) { + uint8_t onrate = 15; + uint8_t offrate = 1; + + ledda_write(BREATHE_ENABLE | BREATHE_MODE_MODULATE | BREATHE_RATE(onrate), LEDDBCRR); + ledda_write(BREATHE_ENABLE | BREATHE_MODE_MODULATE | BREATHE_RATE(offrate), LEDDBCFR); + + ledda_write(123, LEDDPWRR); // Red + ledda_write(3, LEDDPWRG); // Green + ledda_write(98, LEDDPWRB); // Blue +} + +bool board_requests_safe_mode(void) { + return false; +} + +void reset_board(void) { + +} diff --git a/ports/litex/boards/fomu/csr.h b/ports/litex/boards/fomu/csr.h new file mode 100644 index 0000000000..bf66fe3a17 --- /dev/null +++ b/ports/litex/boards/fomu/csr.h @@ -0,0 +1,647 @@ +//-------------------------------------------------------------------------------- +// Auto-generated by Migen (f4fcd10) & LiteX (de205d4a) on 2019-11-25 14:57:34 +//-------------------------------------------------------------------------------- +#include +#ifndef __GENERATED_CSR_H +#define __GENERATED_CSR_H +#include +#ifdef CSR_ACCESSORS_DEFINED +extern void csr_writeb(uint8_t value, unsigned long addr); +extern uint8_t csr_readb(unsigned long addr); +extern void csr_writew(uint16_t value, unsigned long addr); +extern uint16_t csr_readw(unsigned long addr); +extern void csr_writel(uint32_t value, unsigned long addr); +extern uint32_t csr_readl(unsigned long addr); +#else /* ! CSR_ACCESSORS_DEFINED */ +#include +#endif /* ! CSR_ACCESSORS_DEFINED */ + +/* ctrl */ +#define CSR_CTRL_BASE 0xe0000000L +#define CSR_CTRL_RESET_ADDR 0xe0000000L +#define CSR_CTRL_RESET_SIZE 1 +static inline unsigned char ctrl_reset_read(void) { + unsigned char r = csr_readl(0xe0000000L); + return r; +} +static inline void ctrl_reset_write(unsigned char value) { + csr_writel(value, 0xe0000000L); +} +#define CSR_CTRL_SCRATCH_ADDR 0xe0000004L +#define CSR_CTRL_SCRATCH_SIZE 4 +static inline unsigned int ctrl_scratch_read(void) { + unsigned int r = csr_readl(0xe0000004L); + r <<= 8; + r |= csr_readl(0xe0000008L); + r <<= 8; + r |= csr_readl(0xe000000cL); + r <<= 8; + r |= csr_readl(0xe0000010L); + return r; +} +static inline void ctrl_scratch_write(unsigned int value) { + csr_writel(value >> 24, 0xe0000004L); + csr_writel(value >> 16, 0xe0000008L); + csr_writel(value >> 8, 0xe000000cL); + csr_writel(value, 0xe0000010L); +} +#define CSR_CTRL_BUS_ERRORS_ADDR 0xe0000014L +#define CSR_CTRL_BUS_ERRORS_SIZE 4 +static inline unsigned int ctrl_bus_errors_read(void) { + unsigned int r = csr_readl(0xe0000014L); + r <<= 8; + r |= csr_readl(0xe0000018L); + r <<= 8; + r |= csr_readl(0xe000001cL); + r <<= 8; + r |= csr_readl(0xe0000020L); + return r; +} + +/* lxspi */ +#define CSR_LXSPI_BASE 0xe0007800L +#define CSR_LXSPI_BITBANG_ADDR 0xe0007800L +#define CSR_LXSPI_BITBANG_SIZE 1 +static inline unsigned char lxspi_bitbang_read(void) { + unsigned char r = csr_readl(0xe0007800L); + return r; +} +static inline void lxspi_bitbang_write(unsigned char value) { + csr_writel(value, 0xe0007800L); +} +#define CSR_LXSPI_BITBANG_MOSI_OFFSET 0 +#define CSR_LXSPI_BITBANG_MOSI_SIZE 1 +#define CSR_LXSPI_BITBANG_CLK_OFFSET 1 +#define CSR_LXSPI_BITBANG_CLK_SIZE 1 +#define CSR_LXSPI_BITBANG_CS_N_OFFSET 2 +#define CSR_LXSPI_BITBANG_CS_N_SIZE 1 +#define CSR_LXSPI_BITBANG_DIR_OFFSET 3 +#define CSR_LXSPI_BITBANG_DIR_SIZE 1 +#define CSR_LXSPI_MISO_ADDR 0xe0007804L +#define CSR_LXSPI_MISO_SIZE 1 +static inline unsigned char lxspi_miso_read(void) { + unsigned char r = csr_readl(0xe0007804L); + return r; +} +#define CSR_LXSPI_BITBANG_EN_ADDR 0xe0007808L +#define CSR_LXSPI_BITBANG_EN_SIZE 1 +static inline unsigned char lxspi_bitbang_en_read(void) { + unsigned char r = csr_readl(0xe0007808L); + return r; +} +static inline void lxspi_bitbang_en_write(unsigned char value) { + csr_writel(value, 0xe0007808L); +} + +/* messible */ +#define CSR_MESSIBLE_BASE 0xe0008000L +#define CSR_MESSIBLE_IN_ADDR 0xe0008000L +#define CSR_MESSIBLE_IN_SIZE 1 +static inline unsigned char messible_in_read(void) { + unsigned char r = csr_readl(0xe0008000L); + return r; +} +static inline void messible_in_write(unsigned char value) { + csr_writel(value, 0xe0008000L); +} +#define CSR_MESSIBLE_OUT_ADDR 0xe0008004L +#define CSR_MESSIBLE_OUT_SIZE 1 +static inline unsigned char messible_out_read(void) { + unsigned char r = csr_readl(0xe0008004L); + return r; +} +#define CSR_MESSIBLE_STATUS_ADDR 0xe0008008L +#define CSR_MESSIBLE_STATUS_SIZE 1 +static inline unsigned char messible_status_read(void) { + unsigned char r = csr_readl(0xe0008008L); + return r; +} +#define CSR_MESSIBLE_STATUS_FULL_OFFSET 0 +#define CSR_MESSIBLE_STATUS_FULL_SIZE 1 +#define CSR_MESSIBLE_STATUS_HAVE_OFFSET 1 +#define CSR_MESSIBLE_STATUS_HAVE_SIZE 1 + +/* reboot */ +#define CSR_REBOOT_BASE 0xe0006000L +#define CSR_REBOOT_CTRL_ADDR 0xe0006000L +#define CSR_REBOOT_CTRL_SIZE 1 +static inline unsigned char reboot_ctrl_read(void) { + unsigned char r = csr_readl(0xe0006000L); + return r; +} +static inline void reboot_ctrl_write(unsigned char value) { + csr_writel(value, 0xe0006000L); +} +#define CSR_REBOOT_CTRL_IMAGE_OFFSET 0 +#define CSR_REBOOT_CTRL_IMAGE_SIZE 2 +#define CSR_REBOOT_CTRL_KEY_OFFSET 2 +#define CSR_REBOOT_CTRL_KEY_SIZE 6 +#define CSR_REBOOT_ADDR_ADDR 0xe0006004L +#define CSR_REBOOT_ADDR_SIZE 4 +static inline unsigned int reboot_addr_read(void) { + unsigned int r = csr_readl(0xe0006004L); + r <<= 8; + r |= csr_readl(0xe0006008L); + r <<= 8; + r |= csr_readl(0xe000600cL); + r <<= 8; + r |= csr_readl(0xe0006010L); + return r; +} +static inline void reboot_addr_write(unsigned int value) { + csr_writel(value >> 24, 0xe0006004L); + csr_writel(value >> 16, 0xe0006008L); + csr_writel(value >> 8, 0xe000600cL); + csr_writel(value, 0xe0006010L); +} + +/* rgb */ +#define CSR_RGB_BASE 0xe0006800L +#define CSR_RGB_DAT_ADDR 0xe0006800L +#define CSR_RGB_DAT_SIZE 1 +static inline unsigned char rgb_dat_read(void) { + unsigned char r = csr_readl(0xe0006800L); + return r; +} +static inline void rgb_dat_write(unsigned char value) { + csr_writel(value, 0xe0006800L); +} +#define CSR_RGB_ADDR_ADDR 0xe0006804L +#define CSR_RGB_ADDR_SIZE 1 +static inline unsigned char rgb_addr_read(void) { + unsigned char r = csr_readl(0xe0006804L); + return r; +} +static inline void rgb_addr_write(unsigned char value) { + csr_writel(value, 0xe0006804L); +} +#define CSR_RGB_CTRL_ADDR 0xe0006808L +#define CSR_RGB_CTRL_SIZE 1 +static inline unsigned char rgb_ctrl_read(void) { + unsigned char r = csr_readl(0xe0006808L); + return r; +} +static inline void rgb_ctrl_write(unsigned char value) { + csr_writel(value, 0xe0006808L); +} +#define CSR_RGB_CTRL_EXE_OFFSET 0 +#define CSR_RGB_CTRL_EXE_SIZE 1 +#define CSR_RGB_CTRL_CURREN_OFFSET 1 +#define CSR_RGB_CTRL_CURREN_SIZE 1 +#define CSR_RGB_CTRL_RGBLEDEN_OFFSET 2 +#define CSR_RGB_CTRL_RGBLEDEN_SIZE 1 +#define CSR_RGB_CTRL_RRAW_OFFSET 3 +#define CSR_RGB_CTRL_RRAW_SIZE 1 +#define CSR_RGB_CTRL_GRAW_OFFSET 4 +#define CSR_RGB_CTRL_GRAW_SIZE 1 +#define CSR_RGB_CTRL_BRAW_OFFSET 5 +#define CSR_RGB_CTRL_BRAW_SIZE 1 +#define CSR_RGB_RAW_ADDR 0xe000680cL +#define CSR_RGB_RAW_SIZE 1 +static inline unsigned char rgb_raw_read(void) { + unsigned char r = csr_readl(0xe000680cL); + return r; +} +static inline void rgb_raw_write(unsigned char value) { + csr_writel(value, 0xe000680cL); +} +#define CSR_RGB_RAW_R_OFFSET 0 +#define CSR_RGB_RAW_R_SIZE 1 +#define CSR_RGB_RAW_G_OFFSET 1 +#define CSR_RGB_RAW_G_SIZE 1 +#define CSR_RGB_RAW_B_OFFSET 2 +#define CSR_RGB_RAW_B_SIZE 1 + +/* timer0 */ +#define CSR_TIMER0_BASE 0xe0002800L +#define CSR_TIMER0_LOAD_ADDR 0xe0002800L +#define CSR_TIMER0_LOAD_SIZE 4 +static inline unsigned int timer0_load_read(void) { + unsigned int r = csr_readl(0xe0002800L); + r <<= 8; + r |= csr_readl(0xe0002804L); + r <<= 8; + r |= csr_readl(0xe0002808L); + r <<= 8; + r |= csr_readl(0xe000280cL); + return r; +} +static inline void timer0_load_write(unsigned int value) { + csr_writel(value >> 24, 0xe0002800L); + csr_writel(value >> 16, 0xe0002804L); + csr_writel(value >> 8, 0xe0002808L); + csr_writel(value, 0xe000280cL); +} +#define CSR_TIMER0_RELOAD_ADDR 0xe0002810L +#define CSR_TIMER0_RELOAD_SIZE 4 +static inline unsigned int timer0_reload_read(void) { + unsigned int r = csr_readl(0xe0002810L); + r <<= 8; + r |= csr_readl(0xe0002814L); + r <<= 8; + r |= csr_readl(0xe0002818L); + r <<= 8; + r |= csr_readl(0xe000281cL); + return r; +} +static inline void timer0_reload_write(unsigned int value) { + csr_writel(value >> 24, 0xe0002810L); + csr_writel(value >> 16, 0xe0002814L); + csr_writel(value >> 8, 0xe0002818L); + csr_writel(value, 0xe000281cL); +} +#define CSR_TIMER0_EN_ADDR 0xe0002820L +#define CSR_TIMER0_EN_SIZE 1 +static inline unsigned char timer0_en_read(void) { + unsigned char r = csr_readl(0xe0002820L); + return r; +} +static inline void timer0_en_write(unsigned char value) { + csr_writel(value, 0xe0002820L); +} +#define CSR_TIMER0_UPDATE_VALUE_ADDR 0xe0002824L +#define CSR_TIMER0_UPDATE_VALUE_SIZE 1 +static inline unsigned char timer0_update_value_read(void) { + unsigned char r = csr_readl(0xe0002824L); + return r; +} +static inline void timer0_update_value_write(unsigned char value) { + csr_writel(value, 0xe0002824L); +} +#define CSR_TIMER0_VALUE_ADDR 0xe0002828L +#define CSR_TIMER0_VALUE_SIZE 4 +static inline unsigned int timer0_value_read(void) { + unsigned int r = csr_readl(0xe0002828L); + r <<= 8; + r |= csr_readl(0xe000282cL); + r <<= 8; + r |= csr_readl(0xe0002830L); + r <<= 8; + r |= csr_readl(0xe0002834L); + return r; +} +#define CSR_TIMER0_EV_STATUS_ADDR 0xe0002838L +#define CSR_TIMER0_EV_STATUS_SIZE 1 +static inline unsigned char timer0_ev_status_read(void) { + unsigned char r = csr_readl(0xe0002838L); + return r; +} +static inline void timer0_ev_status_write(unsigned char value) { + csr_writel(value, 0xe0002838L); +} +#define CSR_TIMER0_EV_PENDING_ADDR 0xe000283cL +#define CSR_TIMER0_EV_PENDING_SIZE 1 +static inline unsigned char timer0_ev_pending_read(void) { + unsigned char r = csr_readl(0xe000283cL); + return r; +} +static inline void timer0_ev_pending_write(unsigned char value) { + csr_writel(value, 0xe000283cL); +} +#define CSR_TIMER0_EV_ENABLE_ADDR 0xe0002840L +#define CSR_TIMER0_EV_ENABLE_SIZE 1 +static inline unsigned char timer0_ev_enable_read(void) { + unsigned char r = csr_readl(0xe0002840L); + return r; +} +static inline void timer0_ev_enable_write(unsigned char value) { + csr_writel(value, 0xe0002840L); +} + +/* touch */ +#define CSR_TOUCH_BASE 0xe0005800L +#define CSR_TOUCH_O_ADDR 0xe0005800L +#define CSR_TOUCH_O_SIZE 1 +static inline unsigned char touch_o_read(void) { + unsigned char r = csr_readl(0xe0005800L); + return r; +} +static inline void touch_o_write(unsigned char value) { + csr_writel(value, 0xe0005800L); +} +#define CSR_TOUCH_OE_ADDR 0xe0005804L +#define CSR_TOUCH_OE_SIZE 1 +static inline unsigned char touch_oe_read(void) { + unsigned char r = csr_readl(0xe0005804L); + return r; +} +static inline void touch_oe_write(unsigned char value) { + csr_writel(value, 0xe0005804L); +} +#define CSR_TOUCH_I_ADDR 0xe0005808L +#define CSR_TOUCH_I_SIZE 1 +static inline unsigned char touch_i_read(void) { + unsigned char r = csr_readl(0xe0005808L); + return r; +} + +/* usb */ +#define CSR_USB_BASE 0xe0004800L +#define CSR_USB_PULLUP_OUT_ADDR 0xe0004800L +#define CSR_USB_PULLUP_OUT_SIZE 1 +static inline unsigned char usb_pullup_out_read(void) { + unsigned char r = csr_readl(0xe0004800L); + return r; +} +static inline void usb_pullup_out_write(unsigned char value) { + csr_writel(value, 0xe0004800L); +} +#define CSR_USB_ADDRESS_ADDR 0xe0004804L +#define CSR_USB_ADDRESS_SIZE 1 +static inline unsigned char usb_address_read(void) { + unsigned char r = csr_readl(0xe0004804L); + return r; +} +static inline void usb_address_write(unsigned char value) { + csr_writel(value, 0xe0004804L); +} +#define CSR_USB_ADDRESS_ADDR_OFFSET 0 +#define CSR_USB_ADDRESS_ADDR_SIZE 7 +#define CSR_USB_NEXT_EV_ADDR 0xe0004808L +#define CSR_USB_NEXT_EV_SIZE 1 +static inline unsigned char usb_next_ev_read(void) { + unsigned char r = csr_readl(0xe0004808L); + return r; +} +#define CSR_USB_NEXT_EV_IN_OFFSET 0 +#define CSR_USB_NEXT_EV_IN_SIZE 1 +#define CSR_USB_NEXT_EV_OUT_OFFSET 1 +#define CSR_USB_NEXT_EV_OUT_SIZE 1 +#define CSR_USB_NEXT_EV_SETUP_OFFSET 2 +#define CSR_USB_NEXT_EV_SETUP_SIZE 1 +#define CSR_USB_NEXT_EV_RESET_OFFSET 3 +#define CSR_USB_NEXT_EV_RESET_SIZE 1 +#define CSR_USB_SETUP_DATA_ADDR 0xe000480cL +#define CSR_USB_SETUP_DATA_SIZE 1 +static inline unsigned char usb_setup_data_read(void) { + unsigned char r = csr_readl(0xe000480cL); + return r; +} +#define CSR_USB_SETUP_DATA_DATA_OFFSET 0 +#define CSR_USB_SETUP_DATA_DATA_SIZE 8 +#define CSR_USB_SETUP_CTRL_ADDR 0xe0004810L +#define CSR_USB_SETUP_CTRL_SIZE 1 +static inline unsigned char usb_setup_ctrl_read(void) { + unsigned char r = csr_readl(0xe0004810L); + return r; +} +static inline void usb_setup_ctrl_write(unsigned char value) { + csr_writel(value, 0xe0004810L); +} +#define CSR_USB_SETUP_CTRL_RESET_OFFSET 5 +#define CSR_USB_SETUP_CTRL_RESET_SIZE 1 +#define CSR_USB_SETUP_STATUS_ADDR 0xe0004814L +#define CSR_USB_SETUP_STATUS_SIZE 1 +static inline unsigned char usb_setup_status_read(void) { + unsigned char r = csr_readl(0xe0004814L); + return r; +} +#define CSR_USB_SETUP_STATUS_EPNO_OFFSET 0 +#define CSR_USB_SETUP_STATUS_EPNO_SIZE 4 +#define CSR_USB_SETUP_STATUS_HAVE_OFFSET 4 +#define CSR_USB_SETUP_STATUS_HAVE_SIZE 1 +#define CSR_USB_SETUP_STATUS_PEND_OFFSET 5 +#define CSR_USB_SETUP_STATUS_PEND_SIZE 1 +#define CSR_USB_SETUP_STATUS_IS_IN_OFFSET 6 +#define CSR_USB_SETUP_STATUS_IS_IN_SIZE 1 +#define CSR_USB_SETUP_STATUS_DATA_OFFSET 7 +#define CSR_USB_SETUP_STATUS_DATA_SIZE 1 +#define CSR_USB_SETUP_EV_STATUS_ADDR 0xe0004818L +#define CSR_USB_SETUP_EV_STATUS_SIZE 1 +static inline unsigned char usb_setup_ev_status_read(void) { + unsigned char r = csr_readl(0xe0004818L); + return r; +} +static inline void usb_setup_ev_status_write(unsigned char value) { + csr_writel(value, 0xe0004818L); +} +#define CSR_USB_SETUP_EV_PENDING_ADDR 0xe000481cL +#define CSR_USB_SETUP_EV_PENDING_SIZE 1 +static inline unsigned char usb_setup_ev_pending_read(void) { + unsigned char r = csr_readl(0xe000481cL); + return r; +} +static inline void usb_setup_ev_pending_write(unsigned char value) { + csr_writel(value, 0xe000481cL); +} +#define CSR_USB_SETUP_EV_ENABLE_ADDR 0xe0004820L +#define CSR_USB_SETUP_EV_ENABLE_SIZE 1 +static inline unsigned char usb_setup_ev_enable_read(void) { + unsigned char r = csr_readl(0xe0004820L); + return r; +} +static inline void usb_setup_ev_enable_write(unsigned char value) { + csr_writel(value, 0xe0004820L); +} +#define CSR_USB_IN_DATA_ADDR 0xe0004824L +#define CSR_USB_IN_DATA_SIZE 1 +static inline unsigned char usb_in_data_read(void) { + unsigned char r = csr_readl(0xe0004824L); + return r; +} +static inline void usb_in_data_write(unsigned char value) { + csr_writel(value, 0xe0004824L); +} +#define CSR_USB_IN_DATA_DATA_OFFSET 0 +#define CSR_USB_IN_DATA_DATA_SIZE 8 +#define CSR_USB_IN_CTRL_ADDR 0xe0004828L +#define CSR_USB_IN_CTRL_SIZE 1 +static inline unsigned char usb_in_ctrl_read(void) { + unsigned char r = csr_readl(0xe0004828L); + return r; +} +static inline void usb_in_ctrl_write(unsigned char value) { + csr_writel(value, 0xe0004828L); +} +#define CSR_USB_IN_CTRL_EPNO_OFFSET 0 +#define CSR_USB_IN_CTRL_EPNO_SIZE 4 +#define CSR_USB_IN_CTRL_RESET_OFFSET 5 +#define CSR_USB_IN_CTRL_RESET_SIZE 1 +#define CSR_USB_IN_CTRL_STALL_OFFSET 6 +#define CSR_USB_IN_CTRL_STALL_SIZE 1 +#define CSR_USB_IN_STATUS_ADDR 0xe000482cL +#define CSR_USB_IN_STATUS_SIZE 1 +static inline unsigned char usb_in_status_read(void) { + unsigned char r = csr_readl(0xe000482cL); + return r; +} +#define CSR_USB_IN_STATUS_IDLE_OFFSET 0 +#define CSR_USB_IN_STATUS_IDLE_SIZE 1 +#define CSR_USB_IN_STATUS_HAVE_OFFSET 4 +#define CSR_USB_IN_STATUS_HAVE_SIZE 1 +#define CSR_USB_IN_STATUS_PEND_OFFSET 5 +#define CSR_USB_IN_STATUS_PEND_SIZE 1 +#define CSR_USB_IN_EV_STATUS_ADDR 0xe0004830L +#define CSR_USB_IN_EV_STATUS_SIZE 1 +static inline unsigned char usb_in_ev_status_read(void) { + unsigned char r = csr_readl(0xe0004830L); + return r; +} +static inline void usb_in_ev_status_write(unsigned char value) { + csr_writel(value, 0xe0004830L); +} +#define CSR_USB_IN_EV_PENDING_ADDR 0xe0004834L +#define CSR_USB_IN_EV_PENDING_SIZE 1 +static inline unsigned char usb_in_ev_pending_read(void) { + unsigned char r = csr_readl(0xe0004834L); + return r; +} +static inline void usb_in_ev_pending_write(unsigned char value) { + csr_writel(value, 0xe0004834L); +} +#define CSR_USB_IN_EV_ENABLE_ADDR 0xe0004838L +#define CSR_USB_IN_EV_ENABLE_SIZE 1 +static inline unsigned char usb_in_ev_enable_read(void) { + unsigned char r = csr_readl(0xe0004838L); + return r; +} +static inline void usb_in_ev_enable_write(unsigned char value) { + csr_writel(value, 0xe0004838L); +} +#define CSR_USB_OUT_DATA_ADDR 0xe000483cL +#define CSR_USB_OUT_DATA_SIZE 1 +static inline unsigned char usb_out_data_read(void) { + unsigned char r = csr_readl(0xe000483cL); + return r; +} +#define CSR_USB_OUT_DATA_DATA_OFFSET 0 +#define CSR_USB_OUT_DATA_DATA_SIZE 8 +#define CSR_USB_OUT_CTRL_ADDR 0xe0004840L +#define CSR_USB_OUT_CTRL_SIZE 1 +static inline unsigned char usb_out_ctrl_read(void) { + unsigned char r = csr_readl(0xe0004840L); + return r; +} +static inline void usb_out_ctrl_write(unsigned char value) { + csr_writel(value, 0xe0004840L); +} +#define CSR_USB_OUT_CTRL_EPNO_OFFSET 0 +#define CSR_USB_OUT_CTRL_EPNO_SIZE 4 +#define CSR_USB_OUT_CTRL_ENABLE_OFFSET 4 +#define CSR_USB_OUT_CTRL_ENABLE_SIZE 1 +#define CSR_USB_OUT_CTRL_RESET_OFFSET 5 +#define CSR_USB_OUT_CTRL_RESET_SIZE 1 +#define CSR_USB_OUT_CTRL_STALL_OFFSET 6 +#define CSR_USB_OUT_CTRL_STALL_SIZE 1 +#define CSR_USB_OUT_STATUS_ADDR 0xe0004844L +#define CSR_USB_OUT_STATUS_SIZE 1 +static inline unsigned char usb_out_status_read(void) { + unsigned char r = csr_readl(0xe0004844L); + return r; +} +#define CSR_USB_OUT_STATUS_EPNO_OFFSET 0 +#define CSR_USB_OUT_STATUS_EPNO_SIZE 4 +#define CSR_USB_OUT_STATUS_HAVE_OFFSET 4 +#define CSR_USB_OUT_STATUS_HAVE_SIZE 1 +#define CSR_USB_OUT_STATUS_PEND_OFFSET 5 +#define CSR_USB_OUT_STATUS_PEND_SIZE 1 +#define CSR_USB_OUT_EV_STATUS_ADDR 0xe0004848L +#define CSR_USB_OUT_EV_STATUS_SIZE 1 +static inline unsigned char usb_out_ev_status_read(void) { + unsigned char r = csr_readl(0xe0004848L); + return r; +} +static inline void usb_out_ev_status_write(unsigned char value) { + csr_writel(value, 0xe0004848L); +} +#define CSR_USB_OUT_EV_PENDING_ADDR 0xe000484cL +#define CSR_USB_OUT_EV_PENDING_SIZE 1 +static inline unsigned char usb_out_ev_pending_read(void) { + unsigned char r = csr_readl(0xe000484cL); + return r; +} +static inline void usb_out_ev_pending_write(unsigned char value) { + csr_writel(value, 0xe000484cL); +} +#define CSR_USB_OUT_EV_ENABLE_ADDR 0xe0004850L +#define CSR_USB_OUT_EV_ENABLE_SIZE 1 +static inline unsigned char usb_out_ev_enable_read(void) { + unsigned char r = csr_readl(0xe0004850L); + return r; +} +static inline void usb_out_ev_enable_write(unsigned char value) { + csr_writel(value, 0xe0004850L); +} +#define CSR_USB_OUT_ENABLE_STATUS_ADDR 0xe0004854L +#define CSR_USB_OUT_ENABLE_STATUS_SIZE 1 +static inline unsigned char usb_out_enable_status_read(void) { + unsigned char r = csr_readl(0xe0004854L); + return r; +} +#define CSR_USB_OUT_STALL_STATUS_ADDR 0xe0004858L +#define CSR_USB_OUT_STALL_STATUS_SIZE 1 +static inline unsigned char usb_out_stall_status_read(void) { + unsigned char r = csr_readl(0xe0004858L); + return r; +} + +/* version */ +#define CSR_VERSION_BASE 0xe0007000L +#define CSR_VERSION_MAJOR_ADDR 0xe0007000L +#define CSR_VERSION_MAJOR_SIZE 1 +static inline unsigned char version_major_read(void) { + unsigned char r = csr_readl(0xe0007000L); + return r; +} +#define CSR_VERSION_MINOR_ADDR 0xe0007004L +#define CSR_VERSION_MINOR_SIZE 1 +static inline unsigned char version_minor_read(void) { + unsigned char r = csr_readl(0xe0007004L); + return r; +} +#define CSR_VERSION_REVISION_ADDR 0xe0007008L +#define CSR_VERSION_REVISION_SIZE 1 +static inline unsigned char version_revision_read(void) { + unsigned char r = csr_readl(0xe0007008L); + return r; +} +#define CSR_VERSION_GITREV_ADDR 0xe000700cL +#define CSR_VERSION_GITREV_SIZE 4 +static inline unsigned int version_gitrev_read(void) { + unsigned int r = csr_readl(0xe000700cL); + r <<= 8; + r |= csr_readl(0xe0007010L); + r <<= 8; + r |= csr_readl(0xe0007014L); + r <<= 8; + r |= csr_readl(0xe0007018L); + return r; +} +#define CSR_VERSION_GITEXTRA_ADDR 0xe000701cL +#define CSR_VERSION_GITEXTRA_SIZE 2 +static inline unsigned short int version_gitextra_read(void) { + unsigned short int r = csr_readl(0xe000701cL); + r <<= 8; + r |= csr_readl(0xe0007020L); + return r; +} +#define CSR_VERSION_DIRTY_ADDR 0xe0007024L +#define CSR_VERSION_DIRTY_SIZE 1 +static inline unsigned char version_dirty_read(void) { + unsigned char r = csr_readl(0xe0007024L); + return r; +} +#define CSR_VERSION_DIRTY_DIRTY_OFFSET 0 +#define CSR_VERSION_DIRTY_DIRTY_SIZE 1 +#define CSR_VERSION_MODEL_ADDR 0xe0007028L +#define CSR_VERSION_MODEL_SIZE 1 +static inline unsigned char version_model_read(void) { + unsigned char r = csr_readl(0xe0007028L); + return r; +} +#define CSR_VERSION_MODEL_MODEL_OFFSET 0 +#define CSR_VERSION_MODEL_MODEL_SIZE 8 +#define CSR_VERSION_SEED_ADDR 0xe000702cL +#define CSR_VERSION_SEED_SIZE 4 +static inline unsigned int version_seed_read(void) { + unsigned int r = csr_readl(0xe000702cL); + r <<= 8; + r |= csr_readl(0xe0007030L); + r <<= 8; + r |= csr_readl(0xe0007034L); + r <<= 8; + r |= csr_readl(0xe0007038L); + return r; +} + +#endif diff --git a/ports/litex/boards/fomu/fomu-spi.ld b/ports/litex/boards/fomu/fomu-spi.ld new file mode 100644 index 0000000000..161ba607b1 --- /dev/null +++ b/ports/litex/boards/fomu/fomu-spi.ld @@ -0,0 +1,82 @@ +/* + GNU linker script for Fomu +*/ + +ENTRY(_start) + +/* Specify the memory areas */ +MEMORY +{ + FLASH (rx) : ORIGIN = 0x20040000, LENGTH = 0x100000 /* entire flash, 1 MiB */ + RAM (xrw) : ORIGIN = 0x10000000, LENGTH = 0x00020000 /* 128 KiB */ +} + +/* top end of the stack */ +_estack = ORIGIN(RAM) + LENGTH(RAM); + +/* define output sections */ +SECTIONS +{ + /* This is the initialized data section + The program executes knowing that the data is in the RAM + but the loader puts the initial values in the FLASH (inidata). + It is one task of the startup to copy the initial values from FLASH to RAM. */ + .data : AT ( _sidata ) + { + . = ALIGN(4); + _sdata = .; /* create a global symbol at data start; used by startup code in order to initialise the .data section in RAM */ + + *(.itcm.*) /* Instruction Tightly Coupled Memory */ + *(.dtcm_data.*) /* Data Tightly Coupled Memory */ + *(.ramtext) /* .text* sections (code) */ + *(.ramtext*) /* .text* sections (code) */ + *(.data) /* .data sections */ + *(.data*) /* .data* sections */ + *(.sdata) /* .data sections */ + *(.sdata*) /* .data* sections */ + + . = ALIGN(4); + _edata = .; /* define a global symbol at data end; used by startup code in order to initialise the .data section in RAM */ + } >RAM + + /* The program code and other data goes into FLASH */ + .text : + { + . = ALIGN(4); + KEEP(*(.text.start)) /* isr vector table */ + *(.text) /* .text sections (code) */ + *(.text*) /* .text* sections (code) */ + *(.rodata) /* .rodata sections (constants, strings, etc.) */ + *(.rodata*) /* .rodata* sections (constants, strings, etc.) */ + *(.srodata) /* .rodata sections (constants, strings, etc.) */ + *(.srodata*) /* .rodata* sections (constants, strings, etc.) */ + + . = ALIGN(4); + _etext = .; /* define a global symbol at end of code */ + _sidata = _etext; /* This is used by the startup in order to initialize the .data secion */ + } >FLASH + + /* Uninitialized data section */ + .bss : + { + . = ALIGN(4); + _sbss = .; /* define a global symbol at bss start; used by startup code */ + *(.bss) + *(.bss*) + *(.dtcm_bss.*) /* Data Tightly Coupled Memory */ + *(.sbss) + *(.sbss*) + *(COMMON) + + . = ALIGN(4); + _ebss = .; /* define a global symbol at bss end; used by startup code */ + } >RAM + + + /* this is to define the start of the heap, and make sure we have a minimum size */ + .heap : + { + . = ALIGN(4); + _heap_start = .; /* define a global symbol at heap start */ + } >RAM +} diff --git a/ports/litex/boards/fomu/generated/soc.h b/ports/litex/boards/fomu/generated/soc.h new file mode 100644 index 0000000000..91b2f1a310 --- /dev/null +++ b/ports/litex/boards/fomu/generated/soc.h @@ -0,0 +1,58 @@ +//-------------------------------------------------------------------------------- +// Auto-generated by Migen (f4fcd10) & LiteX (de205d4a) on 2019-11-25 15:17:59 +//-------------------------------------------------------------------------------- +#ifndef __GENERATED_SOC_H +#define __GENERATED_SOC_H +#define CONFIG_BITSTREAM_SYNC_HEADER1 2123999870 +static inline int config_bitstream_sync_header1_read(void) { + return 2123999870; +} +#define CONFIG_BITSTREAM_SYNC_HEADER2 2125109630 +static inline int config_bitstream_sync_header2_read(void) { + return 2125109630; +} +#define CONFIG_CLOCK_FREQUENCY 12000000 +static inline int config_clock_frequency_read(void) { + return 12000000; +} +#define CONFIG_CPU_RESET_ADDR 0 +static inline int config_cpu_reset_addr_read(void) { + return 0; +} +#define CONFIG_CPU_TYPE "VEXRISCV" +static inline const char * config_cpu_type_read(void) { + return "VEXRISCV"; +} +#define CONFIG_CPU_TYPE_VEXRISCV +#define CONFIG_CPU_VARIANT "MIN" +static inline const char * config_cpu_variant_read(void) { + return "MIN"; +} +#define CONFIG_CPU_VARIANT_MIN +#define CONFIG_CSR_ALIGNMENT 32 +static inline int config_csr_alignment_read(void) { + return 32; +} +#define CONFIG_CSR_DATA_WIDTH 8 +static inline int config_csr_data_width_read(void) { + return 8; +} +#define CONFIG_FOMU_REV "HACKER" +static inline const char * config_fomu_rev_read(void) { + return "HACKER"; +} +#define CONFIG_FOMU_REV_HACKER +#define CONFIG_SHADOW_BASE 2147483648 +static inline int config_shadow_base_read(void) { + return 2147483648; +} +#define TIMER0_INTERRUPT 2 +static inline int timer0_interrupt_read(void) { + return 2; +} +#define USB_INTERRUPT 3 +static inline int usb_interrupt_read(void) { + return 3; +} + +#endif diff --git a/ports/litex/boards/fomu/mpconfigboard.h b/ports/litex/boards/fomu/mpconfigboard.h new file mode 100644 index 0000000000..127301eee2 --- /dev/null +++ b/ports/litex/boards/fomu/mpconfigboard.h @@ -0,0 +1,37 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2019 Scott Shawcroft for Adafruit Industries + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +//Micropython setup + +#define MICROPY_HW_BOARD_NAME "Fomu" +#define MICROPY_HW_MCU_NAME "VexRiscv" + +#define FLASH_SIZE (0x100000) +#define FLASH_PAGE_SIZE (0x1000) +#define FLASH_PARTITION_OFFSET_BYTES (1024*1024) + +#define AUTORESET_DELAY_MS 500 +#define BOARD_FLASH_SIZE (FLASH_SIZE) diff --git a/ports/litex/boards/fomu/mpconfigboard.mk b/ports/litex/boards/fomu/mpconfigboard.mk new file mode 100644 index 0000000000..4787803ccd --- /dev/null +++ b/ports/litex/boards/fomu/mpconfigboard.mk @@ -0,0 +1,20 @@ +USB_VID = 0x1209 +USB_PID = 0x5BF0 +USB_PRODUCT = "Fomu" +USB_MANUFACTURER = "Foosn" +USB_DEVICES = "CDC,MSC,AUDIO,HID" + +INTERNAL_FLASH_FILESYSTEM = 1 +LONGINT_IMPL = MPZ + +# The default queue depth of 16 overflows on release builds, +# so increase it to 32. +CFLAGS += -DCFG_TUD_TASK_QUEUE_SZ=32 + +# Fomu only implements rv32i +CFLAGS += -march=rv32i -mabi=ilp32 +LDFLAGS += -march=rv32i -mabi=ilp32 + +CIRCUITPY_NEOPIXEL_WRITE = 1 +CIRCUITPY_DIGITALIO = 1 +CIRCUITPY_MICROCONTROLLER = 1 diff --git a/ports/litex/boards/fomu/pins.c b/ports/litex/boards/fomu/pins.c new file mode 100644 index 0000000000..6be495c331 --- /dev/null +++ b/ports/litex/boards/fomu/pins.c @@ -0,0 +1,9 @@ +#include "shared-bindings/board/__init__.h" + +STATIC const mp_rom_map_elem_t board_global_dict_table[] = { + { MP_ROM_QSTR(MP_QSTR_TOUCH1), MP_ROM_PTR(&pin_TOUCH1) }, + { MP_ROM_QSTR(MP_QSTR_TOUCH2), MP_ROM_PTR(&pin_TOUCH2) }, + { MP_ROM_QSTR(MP_QSTR_TOUCH3), MP_ROM_PTR(&pin_TOUCH3) }, + { MP_ROM_QSTR(MP_QSTR_TOUCH4), MP_ROM_PTR(&pin_TOUCH4) }, +}; +MP_DEFINE_CONST_DICT(board_module_globals, board_global_dict_table); diff --git a/ports/litex/boards/fomu/profiling.gdb.txt b/ports/litex/boards/fomu/profiling.gdb.txt new file mode 100644 index 0000000000..28faf45b73 --- /dev/null +++ b/ports/litex/boards/fomu/profiling.gdb.txt @@ -0,0 +1,16 @@ +set pagination 0 +set logging file profile.txt +set logging overwrite + +server define poor_profile +set $total = $arg0 +set $i = 0 + set logging on + while($i<$total) + set $i = $i + 1 + cont + p $pc + bt + end + set logging off +end diff --git a/ports/litex/common-hal/digitalio/DigitalInOut.c b/ports/litex/common-hal/digitalio/DigitalInOut.c new file mode 100644 index 0000000000..574d0de567 --- /dev/null +++ b/ports/litex/common-hal/digitalio/DigitalInOut.c @@ -0,0 +1,119 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2017 Scott Shawcroft for Adafruit Industries + * Copyright (c) 2019 Lucian Copeland for Adafruit Industries + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#include "shared-bindings/digitalio/DigitalInOut.h" +#include "py/runtime.h" +#include "supervisor/shared/translate.h" + +#include "csr.h" + +void common_hal_digitalio_digitalinout_never_reset( + digitalio_digitalinout_obj_t *self) { + (void)self; +} + +digitalinout_result_t common_hal_digitalio_digitalinout_construct( + digitalio_digitalinout_obj_t *self, const mcu_pin_obj_t *pin) { + + // claim_pin(pin); + self->pin = pin; + + return DIGITALINOUT_OK; +} + +bool common_hal_digitalio_digitalinout_deinited(digitalio_digitalinout_obj_t *self) { + return self->pin == mp_const_none; +} + +void common_hal_digitalio_digitalinout_deinit(digitalio_digitalinout_obj_t *self) { + if (common_hal_digitalio_digitalinout_deinited(self)) { + return; + } + + // reset_pin_number(0, self->pin->number); + self->pin = mp_const_none; +} + +void common_hal_digitalio_digitalinout_switch_to_input( + digitalio_digitalinout_obj_t *self, digitalio_pull_t pull) { + (void)pull; + touch_oe_write(touch_oe_read() & ~(1 << self->pin->number)); +} + +void common_hal_digitalio_digitalinout_switch_to_output( + digitalio_digitalinout_obj_t *self, bool value, + digitalio_drive_mode_t drive_mode) { + (void)drive_mode; + common_hal_digitalio_digitalinout_set_value(self, value); + touch_oe_write(touch_oe_read() | (1 << self->pin->number)); +} + +digitalio_direction_t common_hal_digitalio_digitalinout_get_direction( + digitalio_digitalinout_obj_t *self) { + + return (touch_oe_read() & (1 << self->pin->number)) + ? DIRECTION_OUTPUT : DIRECTION_INPUT; +} + +void common_hal_digitalio_digitalinout_set_value( + digitalio_digitalinout_obj_t *self, bool value) { + if (value) + touch_o_write(touch_o_read() | (1 << self->pin->number)); + else + touch_o_write(touch_o_read() & ~(1 << self->pin->number)); +} + +bool common_hal_digitalio_digitalinout_get_value( + digitalio_digitalinout_obj_t *self) { + return !!(touch_i_read() & (1 << self->pin->number)); +} + +void common_hal_digitalio_digitalinout_set_drive_mode( + digitalio_digitalinout_obj_t *self, + digitalio_drive_mode_t drive_mode) { + (void)self; + (void)drive_mode; +} + +digitalio_drive_mode_t common_hal_digitalio_digitalinout_get_drive_mode( + digitalio_digitalinout_obj_t *self) { + if (common_hal_digitalio_digitalinout_get_direction(self) == DIRECTION_OUTPUT) + return DRIVE_MODE_PUSH_PULL; + else + return DRIVE_MODE_OPEN_DRAIN; +} + +void common_hal_digitalio_digitalinout_set_pull( + digitalio_digitalinout_obj_t *self, digitalio_pull_t pull) { + (void)self; + (void)pull; +} + +digitalio_pull_t common_hal_digitalio_digitalinout_get_pull( + digitalio_digitalinout_obj_t *self) { + return PULL_NONE; +} diff --git a/ports/litex/common-hal/digitalio/DigitalInOut.h b/ports/litex/common-hal/digitalio/DigitalInOut.h new file mode 100644 index 0000000000..3c5bdafaf2 --- /dev/null +++ b/ports/litex/common-hal/digitalio/DigitalInOut.h @@ -0,0 +1,38 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2017 Scott Shawcroft for Adafruit Industries + * Copyright (c) 2019 Lucian Copeland for Adafruit Industries + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#ifndef MICROPY_INCLUDED_FOMU_COMMON_HAL_DIGITALIO_DIGITALINOUT_H +#define MICROPY_INCLUDED_FOMU_COMMON_HAL_DIGITALIO_DIGITALINOUT_H + +#include "common-hal/microcontroller/Pin.h" + +typedef struct { + mp_obj_base_t base; + const mcu_pin_obj_t *pin; +} digitalio_digitalinout_obj_t; + +#endif // MICROPY_INCLUDED_FOMU_COMMON_HAL_DIGITALIO_DIGITALINOUT_H diff --git a/ports/litex/common-hal/digitalio/__init__.c b/ports/litex/common-hal/digitalio/__init__.c new file mode 100644 index 0000000000..20fad45959 --- /dev/null +++ b/ports/litex/common-hal/digitalio/__init__.c @@ -0,0 +1 @@ +// No digitalio module functions. diff --git a/ports/litex/common-hal/microcontroller/Pin.c b/ports/litex/common-hal/microcontroller/Pin.c new file mode 100644 index 0000000000..632468f6d0 --- /dev/null +++ b/ports/litex/common-hal/microcontroller/Pin.c @@ -0,0 +1,56 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2016 Scott Shawcroft for Adafruit Industries + * Copyright (c) 2019 Lucian Copeland for Adafruit Industries + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#include "shared-bindings/microcontroller/Pin.h" + +#include "py/mphal.h" + +STATIC uint8_t claimed_pins[1]; + +// Mark pin as free and return it to a quiescent state. +void reset_pin_number(uint8_t pin_port, uint8_t pin_number) { + if (pin_port == 0x0F) { + return; + } + + // Clear claimed bit. + claimed_pins[pin_port] &= ~(1<number; +} + +bool pin_number_is_free(uint8_t pin_port, uint8_t pin_number) { + return !(claimed_pins[pin_port] & 1<number); +} diff --git a/ports/litex/common-hal/microcontroller/Pin.h b/ports/litex/common-hal/microcontroller/Pin.h new file mode 100644 index 0000000000..186e120a28 --- /dev/null +++ b/ports/litex/common-hal/microcontroller/Pin.h @@ -0,0 +1,59 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2016 Scott Shawcroft + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#ifndef MICROPY_INCLUDED_FOMU_COMMON_HAL_MICROCONTROLLER_PIN_H +#define MICROPY_INCLUDED_FOMU_COMMON_HAL_MICROCONTROLLER_PIN_H + +#include "py/mphal.h" + + +typedef struct { + mp_obj_base_t base; + uint8_t number; +} mcu_pin_obj_t; + +#define PIN(p_number) \ +{ \ + { &mcu_pin_type }, \ + .number = p_number \ +} + +extern const mcu_pin_obj_t pin_TOUCH1; +extern const mcu_pin_obj_t pin_TOUCH2; +extern const mcu_pin_obj_t pin_TOUCH3; +extern const mcu_pin_obj_t pin_TOUCH4; + +void reset_all_pins(void); +// reset_pin_number takes the pin number instead of the pointer so that objects don't +// need to store a full pointer. +void reset_pin_number(uint8_t pin_port, uint8_t pin_number); +void claim_pin(const mcu_pin_obj_t* pin); +bool pin_number_is_free(uint8_t pin_port, uint8_t pin_number); +void never_reset_pin_number(uint8_t pin_port, uint8_t pin_number); +// GPIO_TypeDef * pin_port(uint8_t pin_port); +uint16_t pin_mask(uint8_t pin_number); + +#endif // MICROPY_INCLUDED_FOMU_COMMON_HAL_MICROCONTROLLER_PIN_H diff --git a/ports/litex/common-hal/microcontroller/Processor.c b/ports/litex/common-hal/microcontroller/Processor.c new file mode 100644 index 0000000000..9d2b05aade --- /dev/null +++ b/ports/litex/common-hal/microcontroller/Processor.c @@ -0,0 +1,64 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2017 Dan Halbert for Adafruit Industries + * Copyright (c) 2019 Lucian Copeland for Adafruit Industries + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#include +#include "common-hal/microcontroller/Processor.h" +#include "py/runtime.h" +#include "supervisor/shared/translate.h" + +#include "csr.h" +#include "generated/soc.h" + +float common_hal_mcu_processor_get_temperature(void) { + return NAN; +} + +float common_hal_mcu_processor_get_voltage(void) { + return NAN; +} + +uint32_t common_hal_mcu_processor_get_frequency(void) { + return CONFIG_CLOCK_FREQUENCY; +} + +void common_hal_mcu_processor_get_uid(uint8_t raw_id[]) { + raw_id[0] = csr_readl(CSR_VERSION_MAJOR_ADDR); + raw_id[1] = csr_readl(CSR_VERSION_MINOR_ADDR); + raw_id[2] = csr_readl(CSR_VERSION_REVISION_ADDR); + raw_id[3] = csr_readl(CSR_VERSION_GITREV_ADDR + 0); + raw_id[4] = csr_readl(CSR_VERSION_GITREV_ADDR + 4); + raw_id[5] = csr_readl(CSR_VERSION_GITREV_ADDR + 8); + raw_id[6] = csr_readl(CSR_VERSION_GITREV_ADDR + 12); + raw_id[7] = csr_readl(CSR_VERSION_GITEXTRA_ADDR + 0); + raw_id[8] = csr_readl(CSR_VERSION_GITEXTRA_ADDR + 4); + raw_id[9] = csr_readl(CSR_VERSION_DIRTY_ADDR); + raw_id[10] = csr_readl(CSR_VERSION_MODEL_ADDR); + raw_id[11] = csr_readl(CSR_VERSION_SEED_ADDR + 0); + raw_id[12] = csr_readl(CSR_VERSION_SEED_ADDR + 4); + raw_id[13] = csr_readl(CSR_VERSION_SEED_ADDR + 8); + raw_id[14] = csr_readl(CSR_VERSION_SEED_ADDR + 12); +} diff --git a/ports/litex/common-hal/microcontroller/Processor.h b/ports/litex/common-hal/microcontroller/Processor.h new file mode 100644 index 0000000000..a2ea261c8f --- /dev/null +++ b/ports/litex/common-hal/microcontroller/Processor.h @@ -0,0 +1,39 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2017 Dan Halbert for Adafruit Industries + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#ifndef MICROPY_INCLUDED_LITEX_COMMON_HAL_MICROCONTROLLER_PROCESSOR_H +#define MICROPY_INCLUDED_LITEX_COMMON_HAL_MICROCONTROLLER_PROCESSOR_H + +#define COMMON_HAL_MCU_PROCESSOR_UID_LENGTH 15 + +#include "py/obj.h" + +typedef struct { + mp_obj_base_t base; + // Stores no state currently. +} mcu_processor_obj_t; + +#endif // MICROPY_INCLUDED_LITEX_COMMON_HAL_MICROCONTROLLER_PROCESSOR_H diff --git a/ports/litex/common-hal/microcontroller/__init__.c b/ports/litex/common-hal/microcontroller/__init__.c new file mode 100644 index 0000000000..3c91661144 --- /dev/null +++ b/ports/litex/common-hal/microcontroller/__init__.c @@ -0,0 +1,111 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2016 Scott Shawcroft for Adafruit Industries + * Copyright (c) 2019 Lucian Copeland for Adafruit Industries + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#include "py/mphal.h" +#include "py/obj.h" +#include "py/runtime.h" + +#include "common-hal/microcontroller/Pin.h" +#include "common-hal/microcontroller/Processor.h" + +#include "shared-bindings/microcontroller/__init__.h" +#include "shared-bindings/microcontroller/Pin.h" +#include "shared-bindings/microcontroller/Processor.h" + +#include "supervisor/filesystem.h" +#include "supervisor/shared/safe_mode.h" + +#include "csr.h" +#include "irq.h" + +void common_hal_mcu_delay_us(uint32_t delay) { + // if (__get_PRIMASK() == 0x00000000) { + // //by default use ticks_ms + // uint32_t start = get_us(); + // while (get_us()-start < delay) { + // __asm__ __volatile__("nop"); + // } + // } else { + // //when SysTick is disabled, approximate with busy loop + // const uint32_t ucount = HAL_RCC_GetSysClockFreq() / 1000000 * delay / LOOP_TICKS; + // for (uint32_t count = 0; ++count <= ucount;) { + // } + // } +} + +volatile uint32_t nesting_count = 0; + +void common_hal_mcu_disable_interrupts(void) { + irq_setie(0); + // __DMB(); + nesting_count++; +} + +void common_hal_mcu_enable_interrupts(void) { + if (nesting_count == 0) { + // This is very very bad because it means there was mismatched disable/enables so we + // "HardFault". + asm("ebreak"); + } + nesting_count--; + if (nesting_count > 0) { + return; + } + irq_setie(1); +} + +void common_hal_mcu_on_next_reset(mcu_runmode_t runmode) { + if(runmode == RUNMODE_SAFE_MODE) + safe_mode_on_next_reset(PROGRAMMATIC_SAFE_MODE); +} + +void common_hal_mcu_reset(void) { + filesystem_flush(); //TODO: implement as part of flash improvements + // NVIC_SystemReset(); + while(1); +} + +// The singleton microcontroller.Processor object, bound to microcontroller.cpu +// It currently only has properties, and no state. +const mcu_processor_obj_t common_hal_mcu_processor_obj = { + .base = { + .type = &mcu_processor_type, + }, +}; + +const mcu_pin_obj_t pin_TOUCH1 = PIN(0); +const mcu_pin_obj_t pin_TOUCH2 = PIN(1); +const mcu_pin_obj_t pin_TOUCH3 = PIN(2); +const mcu_pin_obj_t pin_TOUCH4 = PIN(3); + +STATIC const mp_rom_map_elem_t mcu_pin_globals_table[] = { + { MP_ROM_QSTR(MP_QSTR_TOUCH1), MP_ROM_PTR(&pin_TOUCH1) }, + { MP_ROM_QSTR(MP_QSTR_TOUCH2), MP_ROM_PTR(&pin_TOUCH2) }, + { MP_ROM_QSTR(MP_QSTR_TOUCH3), MP_ROM_PTR(&pin_TOUCH3) }, + { MP_ROM_QSTR(MP_QSTR_TOUCH4), MP_ROM_PTR(&pin_TOUCH4) }, +}; +MP_DEFINE_CONST_DICT(mcu_pin_globals, mcu_pin_globals_table); diff --git a/ports/litex/common-hal/neopixel_write/__init__.c b/ports/litex/common-hal/neopixel_write/__init__.c new file mode 100644 index 0000000000..29fd318d40 --- /dev/null +++ b/ports/litex/common-hal/neopixel_write/__init__.c @@ -0,0 +1,93 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2018 hathach for Adafruit Industries + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#include "py/mphal.h" +#include "shared-bindings/neopixel_write/__init__.h" +#include "csr.h" + +// ICE40 LED Driver hard macro. +// See http://www.latticesemi.com/-/media/LatticeSemi/Documents/ApplicationNotes/IK/ICE40LEDDriverUsageGuide.ashx?document_id=50668 +enum led_registers { + LEDDCR0 = 8, + LEDDBR = 9, + LEDDONR = 10, + LEDDOFR = 11, + LEDDBCRR = 5, + LEDDBCFR = 6, + LEDDPWRR = 1, + LEDDPWRG = 2, + LEDDPWRB = 3, +}; + +// Control register definitions +#define LEDDCR0_LEDDEN (1 << 7) +#define LEDDCR0_FR250 (1 << 6) +#define LEDDCR0_OUTPOL (1 << 5) +#define LEDDCR0_OUTSKEW (1 << 4) +#define LEDDCR0_QUICKSTOP (1 << 3) +#define LEDDCR0_PWM_MODE (1 << 2) +#define LEDDCR0_BRMSBEXT (1 << 0) + +// Write a value into the LEDDA_IP register. +static void ledda_write(uint8_t value, uint8_t addr) { + rgb_addr_write(addr); + rgb_dat_write(value); +} + +static int ledda_init_done; + +static void ledda_init(void) { + if (ledda_init_done) + return; + + // Enable the driver + rgb_ctrl_write((1 << CSR_RGB_CTRL_EXE_OFFSET) | (1 << CSR_RGB_CTRL_CURREN_OFFSET) | (1 << CSR_RGB_CTRL_RGBLEDEN_OFFSET)); + + ledda_write(LEDDCR0_LEDDEN | LEDDCR0_FR250 | LEDDCR0_QUICKSTOP, LEDDCR0); + + // Set clock register to 12 MHz / 64 kHz - 1 + ledda_write((12000000/64000)-1, LEDDBR); + + // Ensure LED "breathe" effect is diabled + ledda_write(0, LEDDBCRR); + ledda_write(0, LEDDBCFR); + + // Also disable the LED blink time + ledda_write(0, LEDDONR); + ledda_write(0, LEDDOFR); + + ledda_init_done = 1; +} + +void common_hal_neopixel_write (const digitalio_digitalinout_obj_t* digitalinout, uint8_t *pixels, uint32_t numBytes) { + (void)digitalinout; + (void)numBytes; + ledda_init(); + + ledda_write(pixels[0], LEDDPWRR); // Red + ledda_write(pixels[1], LEDDPWRG); // Green + ledda_write(pixels[2], LEDDPWRB); // Blue +} diff --git a/ports/litex/common-hal/supervisor/Runtime.c b/ports/litex/common-hal/supervisor/Runtime.c new file mode 100644 index 0000000000..feab6987d8 --- /dev/null +++ b/ports/litex/common-hal/supervisor/Runtime.c @@ -0,0 +1,38 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2018 Michael Schroeder + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#include +#include "shared-bindings/supervisor/Runtime.h" +#include "supervisor/serial.h" + +bool common_hal_get_serial_connected(void) { + return (bool) serial_connected(); +} + +bool common_hal_get_serial_bytes_available(void) { + return (bool) serial_bytes_available(); +} + diff --git a/ports/litex/common-hal/supervisor/Runtime.h b/ports/litex/common-hal/supervisor/Runtime.h new file mode 100644 index 0000000000..d1fe246211 --- /dev/null +++ b/ports/litex/common-hal/supervisor/Runtime.h @@ -0,0 +1,37 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2018 Michael Schroeder + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#ifndef MICROPY_INCLUDED_LITEX_COMMON_HAL_SUPERVISOR_RUNTIME_H +#define MICROPY_INCLUDED_LITEX_COMMON_HAL_SUPERVISOR_RUNTIME_H + +#include "py/obj.h" + +typedef struct { + mp_obj_base_t base; + // Stores no state currently. +} super_runtime_obj_t; + +#endif // MICROPY_INCLUDED_LITEX_COMMON_HAL_SUPERVISOR_RUNTIME_H diff --git a/ports/litex/common-hal/supervisor/__init__.c b/ports/litex/common-hal/supervisor/__init__.c new file mode 100644 index 0000000000..ac88556b45 --- /dev/null +++ b/ports/litex/common-hal/supervisor/__init__.c @@ -0,0 +1,40 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2018 Michael Schroeder + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + + +#include "py/obj.h" + +#include "shared-bindings/supervisor/__init__.h" +#include "shared-bindings/supervisor/Runtime.h" + + +// The singleton supervisor.Runtime object, bound to supervisor.runtime +// It currently only has properties, and no state. +const super_runtime_obj_t common_hal_supervisor_runtime_obj = { + .base = { + .type = &supervisor_runtime_type, + }, +}; \ No newline at end of file diff --git a/ports/litex/common-hal/time/__init__.c b/ports/litex/common-hal/time/__init__.c new file mode 100644 index 0000000000..c85077868a --- /dev/null +++ b/ports/litex/common-hal/time/__init__.c @@ -0,0 +1,45 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2016 Scott Shawcroft for Adafruit Industries + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#include "py/mphal.h" + +#include "tick.h" + +uint64_t common_hal_time_monotonic(void) { + return supervisor_ticks_ms64(); +} + +uint64_t common_hal_time_monotonic_ns(void) { + uint64_t ms; + uint32_t us_until_ms; + current_tick(&ms, &us_until_ms); + // us counts down. + return 1000 * (ms * 1000 + (1000 - us_until_ms)); +} + +void common_hal_time_delay_ms(uint32_t delay) { + mp_hal_delay_ms(delay); +} diff --git a/ports/litex/crt0-vexriscv.S b/ports/litex/crt0-vexriscv.S new file mode 100644 index 0000000000..0419acf851 --- /dev/null +++ b/ports/litex/crt0-vexriscv.S @@ -0,0 +1,94 @@ +.global main +.global isr + +.section .text.start +.global _start + +_start: + j crt_init + # This sentinal ensures that this program is loaded + # to RAM when loaded using dfu-util. + #.word 0x17ab0f23 + #.word 0x10001000 + +.section .ramtext +.global trap_entry +.align 4 +trap_entry: + sw x1, - 1*4(sp) + sw x5, - 2*4(sp) + sw x6, - 3*4(sp) + sw x7, - 4*4(sp) + sw x10, - 5*4(sp) + sw x11, - 6*4(sp) + sw x12, - 7*4(sp) + sw x13, - 8*4(sp) + sw x14, - 9*4(sp) + sw x15, -10*4(sp) + sw x16, -11*4(sp) + sw x17, -12*4(sp) + sw x28, -13*4(sp) + sw x29, -14*4(sp) + sw x30, -15*4(sp) + sw x31, -16*4(sp) + addi sp,sp,-16*4 + call isr + lw x1 , 15*4(sp) + lw x5, 14*4(sp) + lw x6, 13*4(sp) + lw x7, 12*4(sp) + lw x10, 11*4(sp) + lw x11, 10*4(sp) + lw x12, 9*4(sp) + lw x13, 8*4(sp) + lw x14, 7*4(sp) + lw x15, 6*4(sp) + lw x16, 5*4(sp) + lw x17, 4*4(sp) + lw x28, 3*4(sp) + lw x29, 2*4(sp) + lw x30, 1*4(sp) + lw x31, 0*4(sp) + addi sp,sp,16*4 + mret + +.text + +crt_init: + # # Flush the caches + # .word 16399 + # .word 19 + # .word 19 + # .word 19 + la sp, _estack - 4 + la a0, trap_entry + csrw mtvec, a0 + +bss_init: + la a0, _sbss + la a1, _ebss +bss_loop: + beq a0,a1,bss_done + sw zero,0(a0) + add a0,a0,4 + j bss_loop +bss_done: + + /* Load DATA */ + la t0, _sidata + la t1, _sdata + la t2, _edata +3: + lw t3, 0(t0) + sw t3, 0(t1) + /* _edata is aligned to 16 bytes. Use word-xfers. */ + addi t0, t0, 4 + addi t1, t1, 4 + bltu t1, t2, 3b + + li a0, 0x880 //880 enable timer + external interrupt sources (until mstatus.MIE is set, they will never trigger an interrupt) + csrw mie,a0 + + call main +infinite_loop: + j infinite_loop diff --git a/ports/litex/fatfs_port.c b/ports/litex/fatfs_port.c new file mode 100644 index 0000000000..13ac21fb1b --- /dev/null +++ b/ports/litex/fatfs_port.c @@ -0,0 +1,33 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2013, 2014 Damien P. George + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#include "py/runtime.h" +#include "lib/oofatfs/ff.h" + +DWORD get_fattime(void) { + // TODO: Implement this function. For now, fake it. + return ((2016 - 1980) << 25) | ((12) << 21) | ((4) << 16) | ((00) << 11) | ((18) << 5) | (23 / 2); +} diff --git a/ports/litex/hw/common.h b/ports/litex/hw/common.h new file mode 100644 index 0000000000..6a97ca2e93 --- /dev/null +++ b/ports/litex/hw/common.h @@ -0,0 +1,33 @@ +#ifndef _HW_COMMON_H_ +#define _HW_COMMON_H_ +#include +static inline void csr_writeb(uint8_t value, uint32_t addr) +{ + *((volatile uint8_t *)addr) = value; +} + +static inline uint8_t csr_readb(uint32_t addr) +{ + return *(volatile uint8_t *)addr; +} + +static inline void csr_writew(uint16_t value, uint32_t addr) +{ + *((volatile uint16_t *)addr) = value; +} + +static inline uint16_t csr_readw(uint32_t addr) +{ + return *(volatile uint16_t *)addr; +} + +static inline void csr_writel(uint32_t value, uint32_t addr) +{ + *((volatile uint32_t *)addr) = value; +} + +static inline uint32_t csr_readl(uint32_t addr) +{ + return *(volatile uint32_t *)addr; +} +#endif /* _HW_COMMON_H_ */ \ No newline at end of file diff --git a/ports/litex/irq.h b/ports/litex/irq.h new file mode 100644 index 0000000000..a822189071 --- /dev/null +++ b/ports/litex/irq.h @@ -0,0 +1,71 @@ +#ifndef __IRQ_H +#define __IRQ_H + +#ifdef __cplusplus +extern "C" { +#endif + + +#define CSR_MSTATUS_MIE 0x8 + +#define CSR_IRQ_MASK 0xBC0 +#define CSR_IRQ_PENDING 0xFC0 + +#define CSR_DCACHE_INFO 0xCC0 + +#define csrr(reg) ({ unsigned long __tmp; \ + asm volatile ("csrr %0, " #reg : "=r"(__tmp)); \ + __tmp; }) + +#define csrw(reg, val) ({ \ + if (__builtin_constant_p(val) && (unsigned long)(val) < 32) \ + asm volatile ("csrw " #reg ", %0" :: "i"(val)); \ + else \ + asm volatile ("csrw " #reg ", %0" :: "r"(val)); }) + +#define csrs(reg, bit) ({ \ + if (__builtin_constant_p(bit) && (unsigned long)(bit) < 32) \ + asm volatile ("csrrs x0, " #reg ", %0" :: "i"(bit)); \ + else \ + asm volatile ("csrrs x0, " #reg ", %0" :: "r"(bit)); }) + +#define csrc(reg, bit) ({ \ + if (__builtin_constant_p(bit) && (unsigned long)(bit) < 32) \ + asm volatile ("csrrc x0, " #reg ", %0" :: "i"(bit)); \ + else \ + asm volatile ("csrrc x0, " #reg ", %0" :: "r"(bit)); }) + +static inline unsigned int irq_getie(void) +{ + return (csrr(mstatus) & CSR_MSTATUS_MIE) != 0; +} + +static inline void irq_setie(unsigned int ie) +{ + if(ie) csrs(mstatus,CSR_MSTATUS_MIE); else csrc(mstatus,CSR_MSTATUS_MIE); +} + +static inline unsigned int irq_getmask(void) +{ + unsigned int mask; + asm volatile ("csrr %0, %1" : "=r"(mask) : "i"(CSR_IRQ_MASK)); + return mask; +} + +static inline void irq_setmask(unsigned int mask) +{ + asm volatile ("csrw %0, %1" :: "i"(CSR_IRQ_MASK), "r"(mask)); +} + +static inline unsigned int irq_pending(void) +{ + unsigned int pending; + asm volatile ("csrr %0, %1" : "=r"(pending) : "i"(CSR_IRQ_PENDING)); + return pending; +} + +#ifdef __cplusplus +} +#endif + +#endif /* __IRQ_H */ \ No newline at end of file diff --git a/ports/litex/mpconfigport.h b/ports/litex/mpconfigport.h new file mode 100644 index 0000000000..cfa3eb5c74 --- /dev/null +++ b/ports/litex/mpconfigport.h @@ -0,0 +1,43 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2015 Glenn Ruben Bakke + * Copyright (c) 2019 Dan Halbert for Adafruit Industries + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#ifndef FPGA_MPCONFIGPORT_H__ +#define FPGA_MPCONFIGPORT_H__ + +#define MICROPY_PY_UJSON (0) +#define CIRCUITPY_INTERNAL_NVM_SIZE (0) +#define MICROPY_NLR_THUMB (0) + +#include "py/circuitpy_mpconfig.h" + +#define MICROPY_PORT_ROOT_POINTERS \ + CIRCUITPY_COMMON_ROOT_POINTERS +#define MICROPY_NLR_SETJMP (1) +#define CIRCUITPY_DEFAULT_STACK_SIZE 0x6000 + + +#endif // __INCLUDED_FPGA_MPCONFIGPORT_H diff --git a/ports/litex/mpconfigport.mk b/ports/litex/mpconfigport.mk new file mode 100644 index 0000000000..47e2b1abc8 --- /dev/null +++ b/ports/litex/mpconfigport.mk @@ -0,0 +1,31 @@ +# Define an equivalent for MICROPY_LONGINT_IMPL, to pass to $(MPY-TOOL) in py/mkrules.mk +# $(MPY-TOOL) needs to know what kind of longint to use (if any) to freeze long integers. +# This should correspond to the MICROPY_LONGINT_IMPL definition in mpconfigport.h. +MPY_TOOL_LONGINT_IMPL = -mlongint-impl=mpz + +# Internal math library is substantially smaller than toolchain one +INTERNAL_LIBM = 1 + +# Chip supplied serial number, in bytes +USB_SERIAL_NUMBER_LENGTH = 30 + +# Longints can be implemented as mpz, as longlong, or not +LONGINT_IMPL = MPZ + +#Reduced feature set for early port +CIRCUITPY_MINIMAL_BUILD = 1 + +# CIRCUITPY_BOARD = 1 +# CIRCUITPY_DIGITALIO = 1 +# CIRCUITPY_ANALOGIO = 1 +# CIRCUITPY_MICROCONTROLLER = 1 +# CIRCUITPY_BUSIO = 1 +# CIRCUITPY_PULSEIO = 1 +# CIRCUITPY_OS = 1 +# CIRCUITPY_STORAGE = 1 +# CIRCUITPY_RANDOM = 1 +CIRCUITPY_USB_HID = 1 +CIRCUITPY_USB_MIDI = 1 + +#ifeq ($(MCU_SUB_VARIANT), stm32f412zx) +#endif diff --git a/ports/litex/mphalport.c b/ports/litex/mphalport.c new file mode 100644 index 0000000000..005a65aac4 --- /dev/null +++ b/ports/litex/mphalport.c @@ -0,0 +1,81 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2015 Glenn Ruben Bakke + * Copyright (c) 2018 Artur Pacholec + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#include + +#include "py/mphal.h" +#include "py/mpstate.h" +#include "py/gc.h" + +#include "csr.h" +#include "generated/soc.h" + +#include "irq.h" + +#ifdef CFG_TUSB_MCU + void hal_dcd_isr(uint8_t rhport); +#endif + +/*------------------------------------------------------------------*/ +/* delay + *------------------------------------------------------------------*/ +void mp_hal_delay_ms(mp_uint_t delay) { + uint64_t start_tick = supervisor_ticks_ms64(); + uint64_t duration = 0; + while (duration < delay) { + #ifdef MICROPY_VM_HOOK_LOOP + MICROPY_VM_HOOK_LOOP + #endif + // Check to see if we've been CTRL-Ced by autoreload or the user. + if(MP_STATE_VM(mp_pending_exception) == MP_OBJ_FROM_PTR(&MP_STATE_VM(mp_kbd_exception)) || + MP_STATE_VM(mp_pending_exception) == MP_OBJ_FROM_PTR(&MP_STATE_VM(mp_reload_exception))) { + break; + } + duration = (supervisor_ticks_ms64() - start_tick); + // TODO(tannewt): Go to sleep for a little while while we wait. + } +} + +extern void SysTick_Handler(void); + +__attribute__((section(".ramtext"))) +void isr(void) { + uint8_t irqs = irq_pending() & irq_getmask(); + +#ifdef CFG_TUSB_MCU + if (irqs & (1 << USB_INTERRUPT)) + hal_dcd_isr(0); +#endif + if (irqs & (1 << TIMER0_INTERRUPT)) + SysTick_Handler(); +} + +mp_uint_t cpu_get_regs_and_sp(mp_uint_t *regs) { + unsigned long __tmp; + asm volatile ("mv %0, x2" :"=r"(__tmp)); + return __tmp; +} diff --git a/ports/litex/mphalport.h b/ports/litex/mphalport.h new file mode 100644 index 0000000000..540575c587 --- /dev/null +++ b/ports/litex/mphalport.h @@ -0,0 +1,42 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2015 Glenn Ruben Bakke + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#ifndef __FOMU_HAL +#define __FOMU_HAL + +#include +#include + +#include "lib/utils/interrupt_char.h" +#include "py/mpconfig.h" +#include "supervisor/shared/tick.h" + +#define mp_hal_ticks_ms() ((mp_uint_t) supervisor_ticks_ms32()) +//#define mp_hal_delay_us(us) NRFX_DELAY_US((uint32_t) (us)) + +bool mp_hal_stdin_any(void); + +#endif diff --git a/ports/litex/qstrdefsport.h b/ports/litex/qstrdefsport.h new file mode 100644 index 0000000000..3ba897069b --- /dev/null +++ b/ports/litex/qstrdefsport.h @@ -0,0 +1 @@ +// qstrs specific to this port diff --git a/ports/litex/supervisor/internal_flash.c b/ports/litex/supervisor/internal_flash.c new file mode 100644 index 0000000000..93aeda8cbd --- /dev/null +++ b/ports/litex/supervisor/internal_flash.c @@ -0,0 +1,350 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2013, 2014 Damien P. George + * Copyright (c) 2019 Lucian Copeland for Adafruit Industries + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ +#include "supervisor/internal_flash.h" + +#include +#include +#include + +#include "extmod/vfs.h" +#include "extmod/vfs_fat.h" +#include "py/mphal.h" +#include "py/obj.h" +#include "py/runtime.h" +#include "lib/oofatfs/ff.h" + +#include "supervisor/usb.h" + +#include "csr.h" +#include "irq.h" + +enum pin { + PIN_MOSI = 0, + PIN_CLK = 1, + PIN_CS = 2, + PIN_MISO_EN = 3, + PIN_MISO = 4, // Value is ignored +}; + +#define NO_CACHE 0xffffffff + +static uint8_t _flash_cache[FLASH_PAGE_SIZE] __attribute__((aligned(4))); +static uint32_t _flash_page_addr = NO_CACHE; +static bool _flash_cache_dirty; +// ------------------------------------------------------------------------- +// When performing SPI operations, the flash cannot be accessed. Since we +// normally execute directly from SPI, this can cause problems. +// To work around this, we execute from RAM. This is accomplished by marking +// functions as being in the section ".ramtext". +// When building under GCC with -O0 or -Od, the `inline` attribute is ignored. +// Therefore, we must re-implement these functions here and explicitly mark +// them as being in `.ramtext`, even though they really ought to be inlined. +__attribute__((section(".ramtext"))) +static inline void spi_writel(uint32_t value, uint32_t addr) +{ + *((volatile uint32_t *)addr) = value; +} + +__attribute__((section(".ramtext"))) +static inline uint32_t spi_readl(uint32_t addr) +{ + return *(volatile uint32_t *)addr; +} + +__attribute__((section(".ramtext"))) +static inline void bb_spi_write(unsigned char value) { + spi_writel(value, CSR_LXSPI_BITBANG_ADDR); +} + +__attribute__((section(".ramtext"))) +static inline uint32_t bb_read(void) { + return spi_readl(CSR_LXSPI_MISO_ADDR); +} + +__attribute__((section(".ramtext"))) +static inline void bb_spi_en(unsigned int en) { + spi_writel(en, CSR_LXSPI_BITBANG_EN_ADDR); +} + +__attribute__((section(".ramtext"))) +static inline void bb_spi_irq_setie(unsigned int ie) +{ + if(ie) csrs(mstatus,CSR_MSTATUS_MIE); else csrc(mstatus,CSR_MSTATUS_MIE); +} + +__attribute__((section(".ramtext"))) +static inline void bb_spi_begin(void) { + bb_spi_write((0 << PIN_CLK) | (0 << PIN_CS)); +} + +__attribute__((section(".ramtext"))) +static inline void bb_spi_end(void) { + bb_spi_write((0 << PIN_CLK) | (1 << PIN_CS)); +} + +__attribute__((section(".ramtext"))) +static void spi_single_tx(uint8_t out) { + int bit; + + for (bit = 7; bit >= 0; bit--) { + if (out & (1 << bit)) { + bb_spi_write((0 << PIN_CLK) | (1 << PIN_MOSI)); + bb_spi_write((1 << PIN_CLK) | (1 << PIN_MOSI)); + bb_spi_write((0 << PIN_CLK) | (1 << PIN_MOSI)); + } else { + bb_spi_write((0 << PIN_CLK) | (0 << PIN_MOSI)); + bb_spi_write((1 << PIN_CLK) | (0 << PIN_MOSI)); + bb_spi_write((0 << PIN_CLK) | (0 << PIN_MOSI)); + } + } +} + +__attribute__((section(".ramtext"))) +static uint8_t spi_single_rx(void) { + int bit = 0; + uint8_t in = 0; + + bb_spi_write((1 << PIN_MISO_EN) | (0 << PIN_CLK)); + + while (bit++ < 8) { + bb_spi_write((1 << PIN_MISO_EN) | (1 << PIN_CLK)); + in = (in << 1) | bb_read(); + bb_spi_write((1 << PIN_MISO_EN) | (0 << PIN_CLK)); + } + + return in; +} + +__attribute__((section(".ramtext"))) +static int bb_spi_beginErase4(uint32_t erase_addr) { + // Enable Write-Enable Latch (WEL) + bb_spi_begin(); + spi_single_tx(0x06); + bb_spi_end(); + + bb_spi_begin(); + spi_single_tx(0x20); + spi_single_tx(erase_addr >> 16); + spi_single_tx(erase_addr >> 8); + spi_single_tx(erase_addr >> 0); + bb_spi_end(); + return 0; +} + +__attribute__((section(".ramtext"))) +static int bb_spi_beginWrite(uint32_t addr, const void *v_data, unsigned int count) { + const uint8_t write_cmd = 0x02; + const uint8_t *data = v_data; + unsigned int i; + +#ifdef NDEBUG + if (v_data < (const void *)_flash_cache) { + asm("ebreak"); + } + if ((v_data+count) > (const void *)&_flash_cache[4096]) { + asm("ebreak"); + } +#endif + + // Enable Write-Enable Latch (WEL) + bb_spi_begin(); + spi_single_tx(0x06); + bb_spi_end(); + + bb_spi_begin(); + spi_single_tx(write_cmd); + spi_single_tx(addr >> 16); + spi_single_tx(addr >> 8); + spi_single_tx(addr >> 0); + for (i = 0; (i < count) && (i < 256); i++) + spi_single_tx(*data++); + bb_spi_end(); + + return 0; +} + +__attribute__((section(".ramtext"))) +static uint8_t spi_read_status(void) { + uint8_t val; + + bb_spi_begin(); + spi_single_tx(0x05); + val = spi_single_rx(); + bb_spi_end(); + return val; +} + +__attribute__((section(".ramtext"))) +static int bb_spi_is_busy(void) { + return spi_read_status() & (1 << 0); +} + +__attribute__((used)) +uint32_t page_write_log[128]; +__attribute__((used)) +uint32_t page_write_log_offset; + +__attribute__((section(".ramtext"))) +static void bb_spi_write_page(uint32_t flash_address, const uint8_t *data) { + const uint32_t flash_address_end = flash_address + FLASH_PAGE_SIZE; + + // Ensure we're within the target flash address range. + if ((flash_address - FLASH_PARTITION_OFFSET_BYTES) > FLASH_SIZE) { + asm("ebreak"); + return; + } + if (flash_address < FLASH_PARTITION_OFFSET_BYTES) { + asm("ebreak"); + return; + } + + if ((flash_address_end - FLASH_PARTITION_OFFSET_BYTES) > FLASH_SIZE) { + asm("ebreak"); + return; + } + if (flash_address_end < FLASH_PARTITION_OFFSET_BYTES) { + asm("ebreak"); + return; + } + + // Ensure we're not erasing the middle of a flash bank + if ((flash_address & 0xfff) != 0) { + asm("ebreak"); + return; + } + + page_write_log[page_write_log_offset++] = flash_address; + if (page_write_log_offset > sizeof(page_write_log)/sizeof(*page_write_log)) page_write_log_offset=0; + + while (bb_spi_is_busy()) + ; // relax + bb_spi_beginErase4(flash_address); + while (bb_spi_is_busy()) + ; // relax + while (flash_address < flash_address_end) { + bb_spi_beginWrite(flash_address, data, 256); + while (bb_spi_is_busy()) + ; // relax + flash_address += 256; + data += 256; + } +} + +static inline uint32_t lba2addr(uint32_t block) { + return (0x20000000 + FLASH_PARTITION_OFFSET_BYTES) + (block * FILESYSTEM_BLOCK_SIZE); +} + +void supervisor_flash_init(void) { +} + +uint32_t supervisor_flash_get_block_size(void) { + return FILESYSTEM_BLOCK_SIZE; +} + +uint32_t supervisor_flash_get_block_count(void) { + return FLASH_SIZE/FILESYSTEM_BLOCK_SIZE; +} + +__attribute__((section(".ramtext"))) +void supervisor_flash_flush(void) { + // Skip if data is the same, or if there is no data in the cache + if (_flash_page_addr == NO_CACHE) + return; + if (!_flash_cache_dirty) + return; + + // Disable interrupts and enable bit-bang mode on the SPI flash. + // This function is running from RAM -- otherwise enabling bitbang mode + // would crash the CPU as the program suddenly became an endless stream + // of `0xffffffff`. + bb_spi_irq_setie(0); + bb_spi_write((0 << PIN_CLK) | (1 << PIN_CS)); + bb_spi_en(1); + + bb_spi_write_page(_flash_page_addr & 0x00ffffff, (const uint8_t *)_flash_cache); + + bb_spi_en(0); + bb_spi_irq_setie(1); + + _flash_cache_dirty = false; +} + +mp_uint_t supervisor_flash_read_blocks(uint8_t *dest, uint32_t block, uint32_t num_blocks) { + // Must write out anything in cache before trying to read. + supervisor_flash_flush(); + + uint32_t src = lba2addr(block); + memcpy(dest, (uint8_t*) src, FILESYSTEM_BLOCK_SIZE*num_blocks); + + #if USB_AVAILABLE + usb_background(); + #endif + + return 0; +} + +mp_uint_t supervisor_flash_write_blocks(const uint8_t *src, uint32_t lba, uint32_t num_blocks) { + while (num_blocks) { + uint32_t const addr = lba2addr(lba); + uint32_t const page_addr = addr & ~(FLASH_PAGE_SIZE - 1); + + uint32_t count = 8 - (lba % 8); // up to page boundary + count = MIN(num_blocks, count); + + if (page_addr != _flash_page_addr) { + // Write out anything in cache before overwriting it. + supervisor_flash_flush(); + + _flash_page_addr = page_addr; + _flash_cache_dirty = false; + + // Copy the current contents of the entire page into the cache. + memcpy(_flash_cache, (void *)page_addr, FLASH_PAGE_SIZE); + } + + // Overwrite part or all of the page cache with the src data, but only if it's changed. + if (_flash_cache_dirty || memcmp(_flash_cache + (addr & (FLASH_PAGE_SIZE - 1)), src, count * FILESYSTEM_BLOCK_SIZE)) { + memcpy(_flash_cache + (addr & (FLASH_PAGE_SIZE - 1)), src, count * FILESYSTEM_BLOCK_SIZE); + _flash_cache_dirty = true; + } + + // adjust for next run + lba += count; + src += count * FILESYSTEM_BLOCK_SIZE; + num_blocks -= count; + + #if USB_AVAILABLE + usb_background(); + #endif + } + + return 0; // success +} + +void supervisor_flash_release_cache(void) { +} + diff --git a/ports/litex/supervisor/internal_flash.h b/ports/litex/supervisor/internal_flash.h new file mode 100644 index 0000000000..41a69e2abe --- /dev/null +++ b/ports/litex/supervisor/internal_flash.h @@ -0,0 +1,38 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2013, 2014 Damien P. George + * Copyright (c) 2019 Lucian Copeland for Adafruit Industries + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ +#ifndef MICROPY_INCLUDED_LITEX_INTERNAL_FLASH_H +#define MICROPY_INCLUDED_LITEX_INTERNAL_FLASH_H + +#include +#include + +#include "py/mpconfig.h" + +#define INTERNAL_FLASH_SYSTICK_MASK (0x1ff) // 512ms +#define INTERNAL_FLASH_IDLE_TICK(tick) (((tick) & INTERNAL_FLASH_SYSTICK_MASK) == 2) + +#endif // MICROPY_INCLUDED_LITEX_INTERNAL_FLASH_H diff --git a/ports/litex/supervisor/internal_flash_root_pointers.h b/ports/litex/supervisor/internal_flash_root_pointers.h new file mode 100644 index 0000000000..ae3e45e14c --- /dev/null +++ b/ports/litex/supervisor/internal_flash_root_pointers.h @@ -0,0 +1,31 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2018 Scott Shawcroft for Adafruit Industries LLC + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ +#ifndef MICROPY_INCLUDED_LITEX_INTERNAL_FLASH_ROOT_POINTERS_H +#define MICROPY_INCLUDED_LITEX_INTERNAL_FLASH_ROOT_POINTERS_H + +#define FLASH_ROOT_POINTERS + +#endif // MICROPY_INCLUDED_LITEX_INTERNAL_FLASH_ROOT_POINTERS_H diff --git a/ports/litex/supervisor/port.c b/ports/litex/supervisor/port.c new file mode 100644 index 0000000000..9688c7baef --- /dev/null +++ b/ports/litex/supervisor/port.c @@ -0,0 +1,85 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2017 Scott Shawcroft for Adafruit Industries + * Copyright (c) 2019 Lucian Copeland for Adafruit Industries + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#include +#include "supervisor/port.h" +#include "boards/board.h" +#include "tick.h" +#include "irq.h" +#include "csr.h" + +safe_mode_t port_init(void) { + irq_setmask(0); + irq_setie(1); + tick_init(); + board_init(); + return NO_SAFE_MODE; +} + +extern uint32_t _ebss; +extern uint32_t _heap_start; +extern uint32_t _estack; + +void reset_port(void) { + // reset_all_pins(); + // i2c_reset(); + // spi_reset(); + // uart_reset(); + // pwmout_reset(); +} + +void reset_to_bootloader(void) { + reboot_ctrl_write(0xac); +} + +void reset_cpu(void) { +} + +uint32_t *port_heap_get_bottom(void) { + return port_stack_get_limit(); +} + +uint32_t *port_heap_get_top(void) { + return port_stack_get_top(); +} + +uint32_t *port_stack_get_limit(void) { + return &_ebss; +} + +uint32_t *port_stack_get_top(void) { + return &_estack; +} + +// Place the word to save just after our BSS section that gets blanked. +void port_set_saved_word(uint32_t value) { + _ebss = value; +} + +uint32_t port_get_saved_word(void) { + return _ebss; +} diff --git a/ports/litex/supervisor/usb.c b/ports/litex/supervisor/usb.c new file mode 100644 index 0000000000..182360b713 --- /dev/null +++ b/ports/litex/supervisor/usb.c @@ -0,0 +1,36 @@ +/* + * This file is part of the Micro Python project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2018 hathach for Adafruit Industries + * Copyright (c) 2019 Lucian Copeland for Adafruit Industries + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + + +#include "tick.h" +#include "supervisor/usb.h" +#include "lib/utils/interrupt_char.h" +#include "lib/mp-readline/readline.h" + +void init_usb_hardware(void) { + +} diff --git a/ports/litex/tick.c b/ports/litex/tick.c new file mode 100644 index 0000000000..8ba06044ac --- /dev/null +++ b/ports/litex/tick.c @@ -0,0 +1,82 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2017 Scott Shawcroft for Adafruit Industries + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#include "csr.h" +#include "tick.h" +#include "irq.h" + +#include "supervisor/shared/autoreload.h" +#include "supervisor/filesystem.h" +#include "supervisor/shared/tick.h" +#include "shared-module/gamepad/__init__.h" +#include "shared-bindings/microcontroller/Processor.h" + +// Global millisecond tick count +// volatile uint64_t ticks_ms = 0; + +__attribute__((section(".ramtext"))) +void SysTick_Handler(void) { + timer0_ev_pending_write(1); + supervisor_tick(); +} + +void tick_init() { + int t; + + timer0_en_write(0); + t = CONFIG_CLOCK_FREQUENCY / 1000; // 1000 kHz tick + timer0_reload_write(t); + timer0_load_write(t); + timer0_en_write(1); + timer0_ev_enable_write(1); + timer0_ev_pending_write(1); + irq_setmask(irq_getmask() | (1 << TIMER0_INTERRUPT)); +} + +void tick_delay(uint32_t us) { + // uint32_t ticks_per_us = SystemCoreClock / 1000 / 1000; + // uint32_t us_between_ticks = SysTick->VAL / ticks_per_us; + // uint64_t start_ms = ticks_ms; + // while (us > 1000) { + // while (ticks_ms == start_ms) {} + // us -= us_between_ticks; + // start_ms = ticks_ms; + // us_between_ticks = 1000; + // } + // while (SysTick->VAL > ((us_between_ticks - us) * ticks_per_us)) {} +} + +// us counts down! +void current_tick(uint64_t* ms, uint32_t* us_until_ms) { + // uint32_t ticks_per_us = SystemCoreClock / 1000 / 1000; + // *ms = ticks_ms; + // *us_until_ms = SysTick->VAL / ticks_per_us; +} + +void wait_until(uint64_t ms, uint32_t us_until_ms) { + // uint32_t ticks_per_us = SystemCoreClock / 1000 / 1000; + // while(ticks_ms <= ms && SysTick->VAL / ticks_per_us >= us_until_ms) {} +} diff --git a/ports/litex/tick.h b/ports/litex/tick.h new file mode 100644 index 0000000000..b4d27b8416 --- /dev/null +++ b/ports/litex/tick.h @@ -0,0 +1,46 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2017 Scott Shawcroft for Adafruit Industries + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ +#ifndef MICROPY_INCLUDED_LITEX_TICK_H +#define MICROPY_INCLUDED_LITEX_TICK_H + +#include "py/mpconfig.h" + +#include + +extern volatile uint64_t ticks_ms; + +extern struct timer_descriptor ms_timer; + +void tick_init(void); + +void tick_delay(uint32_t us); + +void current_tick(uint64_t* ms, uint32_t* us_until_ms); +// Do not call this with interrupts disabled because it may be waiting for +// ticks_ms to increment. +void wait_until(uint64_t ms, uint32_t us_until_ms); + +#endif // MICROPY_INCLUDED_LITEX_TICK_H diff --git a/ports/mimxrt10xx/common-hal/neopixel_write/__init__.c b/ports/mimxrt10xx/common-hal/neopixel_write/__init__.c index 9ea2335021..3e1d343ec8 100644 --- a/ports/mimxrt10xx/common-hal/neopixel_write/__init__.c +++ b/ports/mimxrt10xx/common-hal/neopixel_write/__init__.c @@ -32,7 +32,6 @@ #include "py/mperrno.h" #include "py/runtime.h" #include "common-hal/microcontroller/Pin.h" -#include "fsl_gpio.h" uint64_t next_start_tick_ms = 0; uint32_t next_start_tick_us = 1000; @@ -45,7 +44,7 @@ uint32_t next_start_tick_us = 1000; #pragma GCC push_options #pragma GCC optimize ("Os") -void common_hal_neopixel_write (const digitalio_digitalinout_obj_t* digitalinout, uint8_t *pixels, +void PLACE_IN_ITCM(common_hal_neopixel_write)(const digitalio_digitalinout_obj_t* digitalinout, uint8_t *pixels, uint32_t numBytes) { uint8_t *p = pixels, *end = p + numBytes, pix = *p++, mask = 0x80; uint32_t start = 0; @@ -54,14 +53,10 @@ void common_hal_neopixel_write (const digitalio_digitalinout_obj_t* digitalinout //assumes 800_000Hz frequency //Theoretical values here are 800_000 -> 1.25us, 2500000->0.4us, 1250000->0.8us //TODO: try to get dynamic weighting working again -#ifdef MIMXRT1011_SERIES - uint32_t sys_freq = CLOCK_GetCoreFreq(); -#else - uint32_t sys_freq = CLOCK_GetAhbFreq(); -#endif - uint32_t interval = sys_freq/MAGIC_800_INT; - uint32_t t0 = (sys_freq/MAGIC_800_T0H); - uint32_t t1 = (sys_freq/MAGIC_800_T1H); + const uint32_t sys_freq = SystemCoreClock; + const uint32_t interval = (sys_freq / MAGIC_800_INT); + const uint32_t t0 = (sys_freq / MAGIC_800_T0H); + const uint32_t t1 = (sys_freq / MAGIC_800_T1H); // This must be called while interrupts are on in case we're waiting for a // future ms tick. @@ -79,9 +74,9 @@ void common_hal_neopixel_write (const digitalio_digitalinout_obj_t* digitalinout for(;;) { cyc = (pix & mask) ? t1 : t0; start = DWT->CYCCNT; - GPIO_PinWrite(gpio, pin, 1); + gpio->DR |= (1U << pin); while((DWT->CYCCNT - start) < cyc); - GPIO_PinWrite(gpio, pin, 0); + gpio->DR &= ~(1U << pin); while((DWT->CYCCNT - start) < interval); if(!(mask >>= 1)) { if(p >= end) break; diff --git a/ports/nrf/boards/clue_nrf52840_express/board.c b/ports/nrf/boards/clue_nrf52840_express/board.c index 03b212f9e0..e9f8d244e4 100644 --- a/ports/nrf/boards/clue_nrf52840_express/board.c +++ b/ports/nrf/boards/clue_nrf52840_express/board.c @@ -59,7 +59,9 @@ void board_init(void) { &pin_P0_13, // TFT_DC Command or data &pin_P0_12, // TFT_CS Chip select &pin_P1_03, // TFT_RST Reset - 60000000); + 60000000, // Baudrate + 0, // Polarity + 0); // Phase displayio_display_obj_t* display = &displays[0].display; display->base.type = &displayio_display_type; diff --git a/ports/nrf/boards/ohs2020_badge/board.c b/ports/nrf/boards/ohs2020_badge/board.c index 106bbd6e16..88c68bcb84 100644 --- a/ports/nrf/boards/ohs2020_badge/board.c +++ b/ports/nrf/boards/ohs2020_badge/board.c @@ -59,7 +59,9 @@ void board_init(void) { &pin_P0_08, // TFT_DC Command or data &pin_P0_14, // TFT_CS Chip select &pin_P0_13, // TFT_RST Reset - 60000000); + 60000000, // Baudrate + 0, // Polarity + 0); // Phase displayio_display_obj_t* display = &displays[0].display; display->base.type = &displayio_display_type; diff --git a/ports/nrf/common-hal/_bleio/Connection.c b/ports/nrf/common-hal/_bleio/Connection.c index 96e8b8fbe9..d4c7308fd1 100644 --- a/ports/nrf/common-hal/_bleio/Connection.c +++ b/ports/nrf/common-hal/_bleio/Connection.c @@ -162,7 +162,8 @@ bool connection_on_ble_evt(ble_evt_t *ble_evt, void *self_in) { self->do_bond_cccds = true; self->do_bond_cccds_request_time = supervisor_ticks_ms64(); } - break; + // Return false so other handlers get this event as well. + return false; case BLE_GATTS_EVT_SYS_ATTR_MISSING: sd_ble_gatts_sys_attr_set(self->conn_handle, NULL, 0, 0); diff --git a/ports/nrf/common-hal/_bleio/PacketBuffer.c b/ports/nrf/common-hal/_bleio/PacketBuffer.c index 27dacb4938..6ed6d14514 100644 --- a/ports/nrf/common-hal/_bleio/PacketBuffer.c +++ b/ports/nrf/common-hal/_bleio/PacketBuffer.c @@ -148,6 +148,7 @@ STATIC bool packet_buffer_on_ble_server_evt(ble_evt_t *ble_evt, void *param) { // A client wrote to this server characteristic. ble_gatts_evt_write_t *evt_write = &ble_evt->evt.gatts_evt.params.write; + // Event handle must match the handle for my characteristic. if (evt_write->handle == self->characteristic->handle) { if (self->conn_handle == BLE_CONN_HANDLE_INVALID) { @@ -156,8 +157,7 @@ STATIC bool packet_buffer_on_ble_server_evt(ble_evt_t *ble_evt, void *param) { return false; } write_to_ringbuf(self, evt_write->data, evt_write->len); - } else if (evt_write->handle == self->characteristic->cccd_handle && - self->conn_handle == BLE_CONN_HANDLE_INVALID) { + } else if (evt_write->handle == self->characteristic->cccd_handle) { uint16_t cccd = *((uint16_t*) evt_write->data); if (cccd & BLE_GATT_HVX_NOTIFICATION) { self->conn_handle = conn_handle; @@ -167,6 +167,11 @@ STATIC bool packet_buffer_on_ble_server_evt(ble_evt_t *ble_evt, void *param) { } break; } + case BLE_GAP_EVT_DISCONNECTED: { + if (self->conn_handle == conn_handle) { + self->conn_handle = BLE_CONN_HANDLE_INVALID; + } + } case BLE_GATTS_EVT_HVN_TX_COMPLETE: { queue_next_write(self); } @@ -192,6 +197,8 @@ void common_hal_bleio_packet_buffer_construct( incoming = outgoing; outgoing = temp; self->conn_handle = bleio_connection_get_conn_handle(MP_OBJ_TO_PTR(self->characteristic->service->connection)); + } else { + self->conn_handle = BLE_CONN_HANDLE_INVALID; } if (incoming) { @@ -255,8 +262,7 @@ int common_hal_bleio_packet_buffer_readinto(bleio_packet_buffer_obj_t *self, uin sd_nvic_critical_region_enter(&is_nested_critical_region); if (packet_length > len) { - // TODO: raise an exception. - packet_length = len; + return len - packet_length; } ringbuf_get_n(&self->ringbuf, data, packet_length); diff --git a/ports/stm/boards/meowbit_v121/board.c b/ports/stm/boards/meowbit_v121/board.c index da87f00ec2..9e2d99bce0 100644 --- a/ports/stm/boards/meowbit_v121/board.c +++ b/ports/stm/boards/meowbit_v121/board.c @@ -61,7 +61,7 @@ uint8_t display_init_sequence[] = { 0x3a, 1, 0x05, // COLMOD - 16bit color 0xe0, 0x10, 0x02, 0x1c, 0x07, 0x12, 0x37, 0x32, 0x29, 0x2d, - 0x29, 0x25, 0x2B, 0x39, + 0x29, 0x25, 0x2B, 0x39, 0x00, 0x01, 0x03, 0x10, // _GMCTRP1 Gamma 0xe1, 0x10, 0x03, 0x1d, 0x07, 0x06, 0x2E, 0x2C, 0x29, 0x2D, @@ -80,7 +80,9 @@ void board_init(void) { &pin_PA08, // Command or data &pin_PB12, // Chip select &pin_PB10, // Reset - 24000000); + 24000000, // Baudrate + 0, // Polarity + 0); // Phase displayio_display_obj_t* display = &displays[0].display; display->base.type = &displayio_display_type; diff --git a/shared-bindings/_bleio/PacketBuffer.c b/shared-bindings/_bleio/PacketBuffer.c index 3ed295f017..9e3666044a 100644 --- a/shared-bindings/_bleio/PacketBuffer.c +++ b/shared-bindings/_bleio/PacketBuffer.c @@ -109,7 +109,12 @@ STATIC mp_obj_t bleio_packet_buffer_readinto(mp_obj_t self_in, mp_obj_t buffer_o mp_buffer_info_t bufinfo; mp_get_buffer_raise(buffer_obj, &bufinfo, MP_BUFFER_WRITE); - return MP_OBJ_NEW_SMALL_INT(common_hal_bleio_packet_buffer_readinto(self, bufinfo.buf, bufinfo.len)); + int size = common_hal_bleio_packet_buffer_readinto(self, bufinfo.buf, bufinfo.len); + if (size < 0) { + mp_raise_ValueError_varg(translate("Buffer too short by %d bytes"), size * -1); + } + + return MP_OBJ_NEW_SMALL_INT(size); } STATIC MP_DEFINE_CONST_FUN_OBJ_2(bleio_packet_buffer_readinto_obj, bleio_packet_buffer_readinto); diff --git a/shared-bindings/displayio/FourWire.c b/shared-bindings/displayio/FourWire.c index 2cbceec48c..77329578a4 100644 --- a/shared-bindings/displayio/FourWire.c +++ b/shared-bindings/displayio/FourWire.c @@ -46,7 +46,7 @@ //| Manage updating a display over SPI four wire protocol in the background while Python code runs. //| It doesn't handle display initialization. //| -//| .. class:: FourWire(spi_bus, *, command, chip_select, reset=None, baudrate=24000000) +//| .. class:: FourWire(spi_bus, *, command, chip_select, reset=None, baudrate=24000000, polarity=0, phase=0) //| //| Create a FourWire object associated with the given pins. //| @@ -60,15 +60,20 @@ //| :param microcontroller.Pin chip_select: Chip select pin //| :param microcontroller.Pin reset: Reset pin. When None only software reset can be used //| :param int baudrate: Maximum baudrate in Hz for the display on the bus +//| :param int polarity: the base state of the clock line (0 or 1) +//| :param int phase: the edge of the clock that data is captured. First (0) +//| or second (1). Rising or falling depends on clock polarity. //| STATIC mp_obj_t displayio_fourwire_make_new(const mp_obj_type_t *type, size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) { - enum { ARG_spi_bus, ARG_command, ARG_chip_select, ARG_reset, ARG_baudrate }; + enum { ARG_spi_bus, ARG_command, ARG_chip_select, ARG_reset, ARG_baudrate, ARG_polarity, ARG_phase }; static const mp_arg_t allowed_args[] = { { MP_QSTR_spi_bus, MP_ARG_REQUIRED | MP_ARG_OBJ }, { MP_QSTR_command, MP_ARG_OBJ | MP_ARG_KW_ONLY | MP_ARG_REQUIRED }, { MP_QSTR_chip_select, MP_ARG_OBJ | MP_ARG_KW_ONLY | MP_ARG_REQUIRED }, { MP_QSTR_reset, MP_ARG_OBJ | MP_ARG_KW_ONLY, {.u_obj = mp_const_none} }, { MP_QSTR_baudrate, MP_ARG_INT | MP_ARG_KW_ONLY, {.u_int = 24000000} }, + { MP_QSTR_polarity, MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = 0} }, + { MP_QSTR_phase, MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = 0} }, }; mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)]; mp_arg_parse_all(n_args, pos_args, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args); @@ -91,8 +96,17 @@ STATIC mp_obj_t displayio_fourwire_make_new(const mp_obj_type_t *type, size_t n_ mp_raise_RuntimeError(translate("Too many display busses")); } + uint8_t polarity = args[ARG_polarity].u_int; + if (polarity != 0 && polarity != 1) { + mp_raise_ValueError(translate("Invalid polarity")); + } + uint8_t phase = args[ARG_phase].u_int; + if (phase != 0 && phase != 1) { + mp_raise_ValueError(translate("Invalid phase")); + } + common_hal_displayio_fourwire_construct(self, - MP_OBJ_TO_PTR(spi), command, chip_select, reset, args[ARG_baudrate].u_int); + MP_OBJ_TO_PTR(spi), command, chip_select, reset, args[ARG_baudrate].u_int, polarity, phase); return self; } diff --git a/shared-bindings/displayio/FourWire.h b/shared-bindings/displayio/FourWire.h index d0935f0639..ac186d2c3e 100644 --- a/shared-bindings/displayio/FourWire.h +++ b/shared-bindings/displayio/FourWire.h @@ -38,7 +38,8 @@ extern const mp_obj_type_t displayio_fourwire_type; void common_hal_displayio_fourwire_construct(displayio_fourwire_obj_t* self, busio_spi_obj_t* spi, const mcu_pin_obj_t* command, - const mcu_pin_obj_t* chip_select, const mcu_pin_obj_t* reset, uint32_t baudrate); + const mcu_pin_obj_t* chip_select, const mcu_pin_obj_t* reset, uint32_t baudrate, + uint8_t polarity, uint8_t phase); void common_hal_displayio_fourwire_deinit(displayio_fourwire_obj_t* self); diff --git a/shared-module/displayio/FourWire.c b/shared-module/displayio/FourWire.c index 256c29642d..fe7234aa7a 100644 --- a/shared-module/displayio/FourWire.c +++ b/shared-module/displayio/FourWire.c @@ -40,7 +40,8 @@ void common_hal_displayio_fourwire_construct(displayio_fourwire_obj_t* self, busio_spi_obj_t* spi, const mcu_pin_obj_t* command, - const mcu_pin_obj_t* chip_select, const mcu_pin_obj_t* reset, uint32_t baudrate) { + const mcu_pin_obj_t* chip_select, const mcu_pin_obj_t* reset, uint32_t baudrate, + uint8_t polarity, uint8_t phase) { self->bus = spi; common_hal_busio_spi_never_reset(self->bus); @@ -49,8 +50,8 @@ void common_hal_displayio_fourwire_construct(displayio_fourwire_obj_t* self, gc_never_free(self->bus); self->frequency = baudrate; - self->polarity = 0; - self->phase = 0; + self->polarity = polarity; + self->phase = phase; common_hal_digitalio_digitalinout_construct(&self->command, command); common_hal_digitalio_digitalinout_switch_to_output(&self->command, true, DRIVE_MODE_PUSH_PULL); diff --git a/supervisor/linker.h b/supervisor/linker.h index 57ae146158..878268c734 100755 --- a/supervisor/linker.h +++ b/supervisor/linker.h @@ -29,7 +29,7 @@ #ifndef MICROPY_INCLUDED_SUPERVISOR_LINKER_H #define MICROPY_INCLUDED_SUPERVISOR_LINKER_H -#if defined(IMXRT10XX) // || defined(STM32H7) +#if defined(IMXRT10XX) || defined(FOMU) // || defined(STM32H7) #define PLACE_IN_DTCM_DATA(name) name __attribute__((section(".dtcm_data." #name ))) #define PLACE_IN_DTCM_BSS(name) name __attribute__((section(".dtcm_bss." #name ))) #define PLACE_IN_ITCM(name) __attribute__((section(".itcm." #name ))) name diff --git a/tools/build_board_info.py b/tools/build_board_info.py index b64f734f88..543224faea 100644 --- a/tools/build_board_info.py +++ b/tools/build_board_info.py @@ -12,7 +12,7 @@ from sh.contrib import git sys.path.append("adabot") import adabot.github_requests as github -SUPPORTED_PORTS = ["nrf", "atmel-samd", "stm", "cxd56", "mimxrt10xx"] +SUPPORTED_PORTS = ["nrf", "atmel-samd", "stm", "cxd56", "mimxrt10xx", "litex"] BIN = ('bin',) UF2 = ('uf2',) @@ -20,6 +20,8 @@ BIN_UF2 = ('bin', 'uf2') HEX = ('hex',) HEX_UF2 = ('hex', 'uf2') SPK = ('spk',) +DFU = ('dfu',) +BIN_DFU = ('bin', 'dfu') # Example: # https://downloads.circuitpython.org/bin/trinket_m0/en_US/adafruit-circuitpython-trinket_m0-en_US-5.0.0-rc.0.uf2 @@ -32,6 +34,7 @@ extension_by_port = { "stm": BIN, "cxd56": SPK, "mimxrt10xx": HEX_UF2, + "litex": DFU, } # Per board overrides diff --git a/tools/dfu.py b/tools/dfu.py old mode 100755 new mode 100644 index 54b602438b..dd6019235b --- a/tools/dfu.py +++ b/tools/dfu.py @@ -1,6 +1,7 @@ #!/usr/bin/python # Written by Antonio Galea - 2010/11/18 +# Updated for DFU 1.1 by Sean Cross - 2020/03/31 # Distributed under Gnu LGPL 3.0 # see http://www.gnu.org/licenses/lgpl-3.0.txt @@ -23,30 +24,7 @@ def parse(file,dump_images=False): print ('File: "%s"' % file) data = open(file,'rb').read() crc = compute_crc(data[:-4]) - prefix, data = consume('<5sBIB',data,'signature version size targets') - print ('%(signature)s v%(version)d, image size: %(size)d, targets: %(targets)d' % prefix) - for t in range(prefix['targets']): - tprefix, data = consume('<6sBI255s2I',data,'signature altsetting named name size elements') - tprefix['num'] = t - if tprefix['named']: - tprefix['name'] = cstring(tprefix['name']) - else: - tprefix['name'] = '' - print ('%(signature)s %(num)d, alt setting: %(altsetting)s, name: "%(name)s", size: %(size)d, elements: %(elements)d' % tprefix) - tsize = tprefix['size'] - target, data = data[:tsize], data[tsize:] - for e in range(tprefix['elements']): - eprefix, target = consume('<2I',target,'address size') - eprefix['num'] = e - print (' %(num)d, address: 0x%(address)08x, size: %(size)d' % eprefix) - esize = eprefix['size'] - image, target = target[:esize], target[esize:] - if dump_images: - out = '%s.target%d.image%d.bin' % (file,t,e) - open(out,'wb').write(image) - print (' DUMPED IMAGE TO "%s"' % out) - if len(target): - print ("target %d: PARSE ERROR" % t) + data = data[len(data)-16:] suffix = named(struct.unpack('<4H3sBI',data[:16]),'device product vendor dfu ufd len crc') print ('usb: %(vendor)04x:%(product)04x, device: 0x%(device)04x, dfu: 0x%(dfu)04x, %(ufd)s, %(len)d, 0x%(crc)08x' % suffix) if crc != suffix['crc']: @@ -55,53 +33,49 @@ def parse(file,dump_images=False): if data: print ("PARSE ERROR") -def build(file,targets,device=DEFAULT_DEVICE): - data = b'' - for t,target in enumerate(targets): - tdata = b'' - for image in target: - tdata += struct.pack('<2I',image['address'],len(image['data']))+image['data'] - tdata = struct.pack('<6sBI255s2I',b'Target',0,1, b'ST...',len(tdata),len(target)) + tdata - data += tdata - data = struct.pack('<5sBIB',b'DfuSe',1,len(data)+11,len(targets)) + data +def build(file,data,device=DEFAULT_DEVICE): + # Parse the VID and PID from the `device` argument v,d=map(lambda x: int(x,0) & 0xFFFF, device.split(':',1)) - data += struct.pack('<4H3sB',0,d,v,0x011a,b'UFD',16) + + # Generate the DFU suffix, consisting of these fields: + # Field name | Length | Description + # ================+=========+================================ + # bcdDevice | 2 | The release number of this firmware (0xffff - don't care) + # idProduct | 2 | PID of this device + # idVendor | 2 | VID of this device + # bcdDFU | 2 | Version of this DFU spec (0x01 0x00) + # ucDfuSignature | 3 | The characters 'DFU', printed in reverse order + # bLength | 1 | The length of this suffix (16 bytes) + # dwCRC | 4 | A CRC32 of the data, including this suffix + data += struct.pack('<4H3sB',0xffff,d,v,0x0100,b'UFD',16) crc = compute_crc(data) + # Append the CRC32 of the entire block data += struct.pack('