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Merge branch 'master' into stm32x7-setup

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hierophect 2020-04-01 13:06:42 -04:00 committed by GitHub
commit 5703d1d73f
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83 changed files with 3496 additions and 96 deletions
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47
.github/workflows/build.yml vendored
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@ -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'))

1
conf.py
View File

@ -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",

5
locale/ID.po
View File

@ -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

5
locale/circuitpython.pot
View File

@ -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

5
locale/de_DE.po
View File

@ -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

5
locale/en_US.po
View File

@ -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

5
locale/en_x_pirate.po
View File

@ -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

5
locale/es.po
View File

@ -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

5
locale/fil.po
View File

@ -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

5
locale/fr.po
View File

@ -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

5
locale/it_IT.po
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@ -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

5
locale/ko.po
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@ -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

5
locale/pl.po
View File

@ -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

5
locale/pt_BR.po
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@ -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

5
locale/zh_Latn_pinyin.po
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@ -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

48
ports/atmel-samd/boards/bdmicro_vina_m0/board.c Normal file
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@ -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) {
}

35
ports/atmel-samd/boards/bdmicro_vina_m0/mpconfigboard.h Normal file
View File

@ -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

18
ports/atmel-samd/boards/bdmicro_vina_m0/mpconfigboard.mk Normal file
View File

@ -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

39
ports/atmel-samd/boards/bdmicro_vina_m0/pins.c Normal file
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@ -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);

4
ports/atmel-samd/boards/hallowing_m0_express/board.c
View File

@ -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;

4
ports/atmel-samd/boards/hallowing_m4_express/board.c
View File

@ -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;

4
ports/atmel-samd/boards/monster_m4sk/board.c
View File

@ -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;

4
ports/atmel-samd/boards/openbook_m4/board.c
View File

@ -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;

4
ports/atmel-samd/boards/pewpew_m4/board.c
View File

@ -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;

4
ports/atmel-samd/boards/pybadge/board.c
View File

@ -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;

4
ports/atmel-samd/boards/pybadge_airlift/board.c
View File

@ -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;

4
ports/atmel-samd/boards/pygamer/board.c
View File

@ -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;

4
ports/atmel-samd/boards/pygamer_advance/board.c
View File

@ -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;

4
ports/atmel-samd/boards/ugame10/board.c
View File

@ -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;

200
ports/litex/Makefile Normal file
View File

@ -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 $* = $($*)

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/*
* 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();
}

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/*
* 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 <stdbool.h>
void background_tasks_reset(void);
void run_background_tasks(void);
#endif // MICROPY_INCLUDED_LITEX_BACKGROUND_H

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/*
* 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 <stdbool.h>
// 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

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/*
* 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) {
}

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//--------------------------------------------------------------------------------
// Auto-generated by Migen (f4fcd10) & LiteX (de205d4a) on 2019-11-25 14:57:34
//--------------------------------------------------------------------------------
#include <generated/soc.h>
#ifndef __GENERATED_CSR_H
#define __GENERATED_CSR_H
#include <stdint.h>
#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 <hw/common.h>
#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

82
ports/litex/boards/fomu/fomu-spi.ld Normal file
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/*
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
}

58
ports/litex/boards/fomu/generated/soc.h Normal file
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//--------------------------------------------------------------------------------
// 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

37
ports/litex/boards/fomu/mpconfigboard.h Normal file
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/*
* 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)

20
ports/litex/boards/fomu/mpconfigboard.mk Normal file
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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

9
ports/litex/boards/fomu/pins.c Normal file
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#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);

16
ports/litex/boards/fomu/profiling.gdb.txt Normal file
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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

119
ports/litex/common-hal/digitalio/DigitalInOut.c Normal file
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/*
* 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;
}

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/*
* 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

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// No digitalio module functions.

56
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/*
* 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<<pin_number);
}
void claim_pin(const mcu_pin_obj_t* pin) {
// Set bit in claimed_pins bitmask.
claimed_pins[0] |= 1<<pin->number;
}
bool pin_number_is_free(uint8_t pin_port, uint8_t pin_number) {
return !(claimed_pins[pin_port] & 1<<pin_number);
}
bool common_hal_mcu_pin_is_free(const mcu_pin_obj_t *pin) {
return pin_number_is_free(0, pin->number);
}

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/*
* 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

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/*
* 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 <math.h>
#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);
}

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/*
* 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

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/*
* 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);

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/*
* 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
}

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/*
* 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 <stdbool.h>
#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();
}

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/*
* 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

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/*
* 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,
},
};

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/*
* 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);
}

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ports/litex/crt0-vexriscv.S Normal file
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.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

33
ports/litex/fatfs_port.c Normal file
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/*
* 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);
}

33
ports/litex/hw/common.h Normal file
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#ifndef _HW_COMMON_H_
#define _HW_COMMON_H_
#include <stdint.h>
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_ */

71
ports/litex/irq.h Normal file
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#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 */

43
ports/litex/mpconfigport.h Normal file
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/*
* 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

31
ports/litex/mpconfigport.mk Normal file
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# 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

81
ports/litex/mphalport.c Normal file
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/*
* 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 <string.h>
#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;
}

42
ports/litex/mphalport.h Normal file
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/*
* 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 <stdbool.h>
#include <stdint.h>
#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

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ports/litex/qstrdefsport.h Normal file
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// qstrs specific to this port

350
ports/litex/supervisor/internal_flash.c Normal file
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/*
* 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 <stdint.h>
#include <string.h>
#include <stdbool.h>
#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) {
}

38
ports/litex/supervisor/internal_flash.h Normal file
View File

@ -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 <stdbool.h>
#include <stdint.h>
#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

31
ports/litex/supervisor/internal_flash_root_pointers.h Normal file
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@ -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

85
ports/litex/supervisor/port.c Normal file
View File

@ -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 <stdint.h>
#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;
}

36
ports/litex/supervisor/usb.c Normal file
View File

@ -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) {
}

82
ports/litex/tick.c Normal file
View File

@ -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) {}
}

46
ports/litex/tick.h Normal file
View File

@ -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 <stdint.h>
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

19
ports/mimxrt10xx/common-hal/neopixel_write/__init__.c
View File

@ -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;

4
ports/nrf/boards/clue_nrf52840_express/board.c
View File

@ -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;

4
ports/nrf/boards/ohs2020_badge/board.c
View File

@ -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;

3
ports/nrf/common-hal/_bleio/Connection.c
View File

@ -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);

14
ports/nrf/common-hal/_bleio/PacketBuffer.c
View File

@ -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);

4
ports/stm/boards/meowbit_v121/board.c
View File

@ -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;

7
shared-bindings/_bleio/PacketBuffer.c
View File

@ -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);

20
shared-bindings/displayio/FourWire.c
View File

@ -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;
}

3
shared-bindings/displayio/FourWire.h
View File

@ -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);

7
shared-module/displayio/FourWire.c
View File

@ -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);

2
supervisor/linker.h
View File

@ -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

5
tools/build_board_info.py
View File

@ -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

78
tools/dfu.py Executable file → Normal file
View File

@ -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('<I',crc)
open(file,'wb').write(data)
if __name__=="__main__":
usage = """
%prog [-d|--dump] infile.dfu
%prog {-b|--build} address:file.bin [-b address:file.bin ...] [{-D|--device}=vendor:device] outfile.dfu"""
%prog {-b|--build} file.bin [{-D|--device}=vendor:device] outfile.dfu"""
parser = OptionParser(usage=usage)
parser.add_option("-b", "--build", action="append", dest="binfiles",
help="build a DFU file from given BINFILES", metavar="BINFILES")
parser.add_option("-b", "--build", action="store", dest="binfile",
help="build a DFU file from given BINFILE", metavar="BINFILE")
parser.add_option("-D", "--device", action="store", dest="device",
help="build for DEVICE, defaults to %s" % DEFAULT_DEVICE, metavar="DEVICE")
parser.add_option("-d", "--dump", action="store_true", dest="dump_images",
default=False, help="dump contained images to current directory")
(options, args) = parser.parse_args()
if options.binfiles and len(args)==1:
target = []
for arg in options.binfiles:
try:
address,binfile = arg.split(':',1)
except ValueError:
print ("Address:file couple '%s' invalid." % arg)
sys.exit(1)
try:
address = int(address,0) & 0xFFFFFFFF
except ValueError:
print ("Address %s invalid." % address)
sys.exit(1)
if options.binfile and len(args)==1:
binfile = options.binfile
if not os.path.isfile(binfile):
print ("Unreadable file '%s'." % binfile)
sys.exit(1)
target.append({ 'address': address, 'data': open(binfile,'rb').read() })
target = open(binfile,'rb').read()
outfile = args[0]
device = DEFAULT_DEVICE
# If a device is specified, parse the pair into a VID:PID pair
# in order to validate them.
if options.device:
device=options.device
try:
@ -109,7 +83,7 @@ if __name__=="__main__":
except:
print ("Invalid device '%s'." % device)
sys.exit(1)
build(outfile,[target],device)
build(outfile,target,device)
elif len(args)==1:
infile = args[0]
if not os.path.isfile(infile):