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reset NeoPixels on CPB on soft reload

This commit is contained in:
Dan Halbert 2020-01-23 20:03:55 -05:00
parent 1831f5164c
commit 68f9aee992
12 changed files with 113 additions and 36 deletions
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12
ports/atmel-samd/boards/circuitplayground_express/board.c
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@ -28,9 +28,8 @@
#include "boards/board.h"
#include "common-hal/microcontroller/Pin.h"
#include "supervisor/shared/board.h"
#include "hal/include/hal_gpio.h"
#include "shared-bindings/digitalio/DigitalInOut.h"
#include "shared-bindings/neopixel_write/__init__.h"
void board_init(void)
{
@ -54,12 +53,5 @@ bool board_requests_safe_mode(void) {
}
void reset_board(void) {
uint8_t empty[30];
memset(empty, 0, 30);
digitalio_digitalinout_obj_t neopixel_pin;
common_hal_digitalio_digitalinout_construct(&neopixel_pin, &pin_PB23);
common_hal_digitalio_digitalinout_switch_to_output(&neopixel_pin, false,
DRIVE_MODE_PUSH_PULL);
common_hal_neopixel_write(&neopixel_pin, empty, 30);
common_hal_digitalio_digitalinout_deinit(&neopixel_pin);
board_reset_user_neopixels();
}

2
ports/atmel-samd/boards/circuitplayground_express/mpconfigboard.h
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@ -30,6 +30,8 @@
// Increase stack size slightly due to CPX library import nesting
#define CIRCUITPY_DEFAULT_STACK_SIZE (4760) //divisible by 8
#define USER_NEOPIXELS_PIN (&pin_PB23)
#define DEFAULT_I2C_BUS_SCL (&pin_PB03)
#define DEFAULT_I2C_BUS_SDA (&pin_PB02)

12
ports/atmel-samd/boards/circuitplayground_express_crickit/board.c
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@ -29,8 +29,7 @@
#include "boards/board.h"
#include "common-hal/microcontroller/Pin.h"
#include "hal/include/hal_gpio.h"
#include "shared-bindings/digitalio/DigitalInOut.h"
#include "shared-bindings/neopixel_write/__init__.h"
#include "supervisor/shared/board.h"
void board_init(void)
{
@ -54,12 +53,5 @@ bool board_requests_safe_mode(void) {
}
void reset_board(void) {
uint8_t empty[30];
memset(empty, 0, 30);
digitalio_digitalinout_obj_t neopixel_pin;
common_hal_digitalio_digitalinout_construct(&neopixel_pin, &pin_PB23);
common_hal_digitalio_digitalinout_switch_to_output(&neopixel_pin, false,
DRIVE_MODE_PUSH_PULL);
common_hal_neopixel_write(&neopixel_pin, empty, 30);
common_hal_digitalio_digitalinout_deinit(&neopixel_pin);
board_reset_user_neopixels();
}

2
ports/atmel-samd/boards/circuitplayground_express_crickit/mpconfigboard.h
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@ -24,6 +24,8 @@
#define CALIBRATE_CRYSTALLESS 1
#define USER_NEOPIXELS_PIN (&pin_PB23)
// Explanation of how a user got into safe mode.
#define BOARD_USER_SAFE_MODE_ACTION "pressing both buttons at start up"

12
ports/atmel-samd/boards/circuitplayground_express_displayio/board.c
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@ -29,8 +29,7 @@
#include "boards/board.h"
#include "common-hal/microcontroller/Pin.h"
#include "hal/include/hal_gpio.h"
#include "shared-bindings/digitalio/DigitalInOut.h"
#include "shared-bindings/neopixel_write/__init__.h"
#include "supervisor/shared/board.h"
void board_init(void)
{
@ -54,12 +53,5 @@ bool board_requests_safe_mode(void) {
}
void reset_board(void) {
uint8_t empty[30];
memset(empty, 0, 30);
digitalio_digitalinout_obj_t neopixel_pin;
common_hal_digitalio_digitalinout_construct(&neopixel_pin, &pin_PB23);
common_hal_digitalio_digitalinout_switch_to_output(&neopixel_pin, false,
DRIVE_MODE_PUSH_PULL);
common_hal_neopixel_write(&neopixel_pin, empty, 30);
common_hal_digitalio_digitalinout_deinit(&neopixel_pin);
board_reset_user_neopixels();
}

2
ports/atmel-samd/boards/circuitplayground_express_displayio/mpconfigboard.h
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@ -30,6 +30,8 @@
// Increase stack size slightly due to CPX library import nesting.
#define CIRCUITPY_DEFAULT_STACK_SIZE (4760) // divisible by 8
#define USER_NEOPIXELS_PIN (&pin_PB23)
#define DEFAULT_I2C_BUS_SCL (&pin_PB03)
#define DEFAULT_I2C_BUS_SDA (&pin_PB02)

3
ports/nrf/boards/circuitplayground_bluefruit/board.c
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@ -28,6 +28,7 @@
#include "mpconfigboard.h"
#include "py/obj.h"
#include "peripherals/nrf/pins.h"
#include "supervisor/shared/board.h"
#include "nrf_gpio.h"
@ -47,4 +48,6 @@ void reset_board(void) {
NRF_GPIO_PIN_S0S1,
NRF_GPIO_PIN_NOSENSE);
nrf_gpio_pin_write(POWER_SWITCH_PIN->number, false);
board_reset_user_neopixels();
}

2
ports/nrf/boards/circuitplayground_bluefruit/mpconfigboard.h
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@ -54,6 +54,8 @@
// Disables onboard peripherals and neopixels to save power.
#define POWER_SWITCH_PIN (&pin_P0_06)
#define USER_NEOPIXELS_PIN (&pin_P0_13)
#define DEFAULT_I2C_BUS_SCL (&pin_P0_04)
#define DEFAULT_I2C_BUS_SDA (&pin_P0_05)

18
ports/nrf/common-hal/neopixel_write/__init__.c
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@ -102,7 +102,7 @@ uint32_t next_start_tick_us = 1000;
void common_hal_neopixel_write (const digitalio_digitalinout_obj_t* digitalinout, uint8_t *pixels, uint32_t numBytes) {
// To support both the SoftDevice + Neopixels we use the EasyDMA
// feature from the NRF25. However this technique implies to
// feature from the NRF52. However this technique implies to
// generate a pattern and store it on the memory. The actual
// memory used in bytes corresponds to the following formula:
// totalMem = numBytes*8*2+(2*2)
@ -113,22 +113,28 @@ void common_hal_neopixel_write (const digitalio_digitalinout_obj_t* digitalinout
// using DWT
#define PATTERN_SIZE(numBytes) (numBytes * 8 * sizeof(uint16_t) + 2 * sizeof(uint16_t))
// Allocate PWM space for up to STACK_PIXELS on the stack, to avoid malloc'ing.
// We may need to write to the status neopixel or to Circuit Playground NeoPixels
// when we cannot malloc, between VM instantiations.
// We need space for at least 10 pixels for Circuit Playground, but let's choose 24
// to handle larger NeoPixel rings without malloc'ing.
#define STACK_PIXELS 24
uint32_t pattern_size = PATTERN_SIZE(numBytes);
uint16_t* pixels_pattern = NULL;
bool pattern_on_heap = false;
// Use the stack to store 1 pixels worth of PWM data for the status led. uint32_t to ensure alignment.
// Make it at least as big as PATTERN_SIZE(3), for one pixel of RGB data.
// Use the stack to store STACK_PIXEL's worth of PWM data. uint32_t to ensure alignment.
// It is 3*STACK_PIXELS to handle RGB.
// PATTERN_SIZE is a multiple of 4, so we don't need round up to make sure one_pixel is large enough.
uint32_t one_pixel[PATTERN_SIZE(3)/sizeof(uint32_t)];
uint32_t stack_pixels[PATTERN_SIZE(3 * STACK_PIXELS) / sizeof(uint32_t)];
NRF_PWM_Type* pwm = find_free_pwm();
// only malloc if there is PWM device available
if ( pwm != NULL ) {
if (pattern_size <= sizeof(one_pixel)) {
pixels_pattern = (uint16_t *) one_pixel;
if (pattern_size <= sizeof(stack_pixels)) {
pixels_pattern = (uint16_t *) stack_pixels;
} else {
uint8_t sd_en = 0;
(void) sd_softdevice_is_enabled(&sd_en);

45
supervisor/shared/board.c Normal file
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@ -0,0 +1,45 @@
/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2020 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.
*/
#include "supervisor/shared/board.h"
#include "shared-bindings/digitalio/DigitalInOut.h"
#include "shared-bindings/neopixel_write/__init__.h"
#ifdef USER_NEOPIXELS_PIN
void board_reset_user_neopixels(void) {
// Turn off on-board NeoPixel string
uint8_t empty[30] = { 0 };
digitalio_digitalinout_obj_t neopixel_pin;
common_hal_digitalio_digitalinout_construct(&neopixel_pin, USER_NEOPIXELS_PIN);
common_hal_digitalio_digitalinout_switch_to_output(&neopixel_pin, false,
DRIVE_MODE_PUSH_PULL);
common_hal_neopixel_write(&neopixel_pin, empty, 30);
common_hal_digitalio_digitalinout_deinit(&neopixel_pin);
}
#endif

38
supervisor/shared/board.h Normal file
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@ -0,0 +1,38 @@
/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2020 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_SUPERVISOR_BOARD_H
#define MICROPY_INCLUDED_SUPERVISOR_BOARD_H
#include "py/mpconfig.h"
#ifdef USER_NEOPIXELS_PIN
void board_reset_user_neopixels(void);
#endif
#endif // MICROPY_INCLUDED_SUPERVISOR_BOARD_H

1
supervisor/supervisor.mk
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@ -2,6 +2,7 @@ SRC_SUPERVISOR = \
main.c \
supervisor/port.c \
supervisor/shared/autoreload.c \
supervisor/shared/board.c \
supervisor/shared/display.c \
supervisor/shared/filesystem.c \
supervisor/shared/flash.c \