From d3abebb601e4e45f8c0b44c34d3c80dbf5bb9203 Mon Sep 17 00:00:00 2001 From: zvecr Date: Tue, 24 Dec 2019 00:10:50 +0000 Subject: [PATCH] Create central board for bluepill --- drivers/boards/STM32_F103_STM32DUINO/board.c | 56 ++++++ drivers/boards/STM32_F103_STM32DUINO/board.h | 166 ++++++++++++++++++ drivers/boards/STM32_F103_STM32DUINO/board.mk | 5 + 3 files changed, 227 insertions(+) create mode 100644 drivers/boards/STM32_F103_STM32DUINO/board.c create mode 100644 drivers/boards/STM32_F103_STM32DUINO/board.h create mode 100644 drivers/boards/STM32_F103_STM32DUINO/board.mk diff --git a/drivers/boards/STM32_F103_STM32DUINO/board.c b/drivers/boards/STM32_F103_STM32DUINO/board.c new file mode 100644 index 000000000..8c5a87f35 --- /dev/null +++ b/drivers/boards/STM32_F103_STM32DUINO/board.c @@ -0,0 +1,56 @@ +/* + ChibiOS - Copyright (C) 2006..2015 Giovanni Di Sirio + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. +*/ + +#include "hal.h" + +// Value to place in RTC backup register 10 for persistent bootloader mode +#define RTC_BOOTLOADER_FLAG 0x424C + +/** + * @brief PAL setup. + * @details Digital I/O ports static configuration as defined in @p board.h. + * This variable is used by the HAL when initializing the PAL driver. + */ +#if HAL_USE_PAL || defined(__DOXYGEN__) +const PALConfig pal_default_config = +{ + {VAL_GPIOAODR, VAL_GPIOACRL, VAL_GPIOACRH}, + {VAL_GPIOBODR, VAL_GPIOBCRL, VAL_GPIOBCRH}, + {VAL_GPIOCODR, VAL_GPIOCCRL, VAL_GPIOCCRH}, + {VAL_GPIODODR, VAL_GPIODCRL, VAL_GPIODCRH}, + {VAL_GPIOEODR, VAL_GPIOECRL, VAL_GPIOECRH}, +}; +#endif + +/* + * Early initialization code. + * This initialization must be performed just after stack setup and before + * any other initialization. + */ +void __early_init(void) { + + stm32_clock_init(); +} + +/* + * Board-specific initialization code. + */ +void boardInit(void) { + //JTAG-DP Disabled and SW-DP Enabled + AFIO->MAPR |= AFIO_MAPR_SWJ_CFG_JTAGDISABLE; + //Set backup register DR10 to enter bootloader on reset + BKP->DR10 = RTC_BOOTLOADER_FLAG; +} diff --git a/drivers/boards/STM32_F103_STM32DUINO/board.h b/drivers/boards/STM32_F103_STM32DUINO/board.h new file mode 100644 index 000000000..09d182d6c --- /dev/null +++ b/drivers/boards/STM32_F103_STM32DUINO/board.h @@ -0,0 +1,166 @@ +/* + ChibiOS - Copyright (C) 2006..2015 Giovanni Di Sirio + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. +*/ + +#ifndef _BOARD_H_ +#define _BOARD_H_ + +/* + * Setup for a Generic STM32F103 board. + */ + +/* + * Board identifier. + */ +#define BOARD_STM32_F103_STM32DUINO +#define BOARD_NAME "GENERIC STM32F103C8T6 board - stm32duino bootloader" + +/* + * Board frequencies. + */ +#define STM32_LSECLK 32768 +#define STM32_HSECLK 8000000 + +/* + * MCU type, supported types are defined in ./os/hal/platforms/hal_lld.h. + */ +#define STM32F103xB + +/* + * IO pins assignments + */ + +/* on-board */ + +#define GPIOA_LED 8 +#define GPIOD_OSC_IN 0 +#define GPIOD_OSC_OUT 1 + +/* In case your board has a "USB enable" hardware + controlled by a pin, define it here. (It could be just + a 1.5k resistor connected to D+ line.) +*/ +/* +#define GPIOB_USB_DISC 10 +*/ + +/* + * I/O ports initial setup, this configuration is established soon after reset + * in the initialization code. + * + * The digits have the following meaning: + * 0 - Analog input. + * 1 - Push Pull output 10MHz. + * 2 - Push Pull output 2MHz. + * 3 - Push Pull output 50MHz. + * 4 - Digital input. + * 5 - Open Drain output 10MHz. + * 6 - Open Drain output 2MHz. + * 7 - Open Drain output 50MHz. + * 8 - Digital input with PullUp or PullDown resistor depending on ODR. + * 9 - Alternate Push Pull output 10MHz. + * A - Alternate Push Pull output 2MHz. + * B - Alternate Push Pull output 50MHz. + * C - Reserved. + * D - Alternate Open Drain output 10MHz. + * E - Alternate Open Drain output 2MHz. + * F - Alternate Open Drain output 50MHz. + * Please refer to the STM32 Reference Manual for details. + */ + +/* + * Port A setup. + * Everything input with pull-up except: + * PA2 - Alternate output (USART2 TX). + * PA3 - Normal input (USART2 RX). + * PA9 - Alternate output (USART1 TX). + * PA10 - Normal input (USART1 RX). + */ +#define VAL_GPIOACRL 0x88884B88 /* PA7...PA0 */ +#define VAL_GPIOACRH 0x888884B8 /* PA15...PA8 */ +#define VAL_GPIOAODR 0xFFFFFFFF + +/* + * Port B setup. + * Everything input with pull-up except: + * PB10 - Push Pull output (USB switch). + */ +#define VAL_GPIOBCRL 0x88888888 /* PB7...PB0 */ +#define VAL_GPIOBCRH 0x88888388 /* PB15...PB8 */ +#define VAL_GPIOBODR 0xFFFFFFFF + +/* + * Port C setup. + * Everything input with pull-up except: + * PC13 - Push Pull output (LED). + */ +#define VAL_GPIOCCRL 0x88888888 /* PC7...PC0 */ +#define VAL_GPIOCCRH 0x88388888 /* PC15...PC8 */ +#define VAL_GPIOCODR 0xFFFFFFFF + +/* + * Port D setup. + * Everything input with pull-up except: + * PD0 - Normal input (XTAL). + * PD1 - Normal input (XTAL). + */ +#define VAL_GPIODCRL 0x88888844 /* PD7...PD0 */ +#define VAL_GPIODCRH 0x88888888 /* PD15...PD8 */ +#define VAL_GPIODODR 0xFFFFFFFF + +/* + * Port E setup. + * Everything input with pull-up except: + */ +#define VAL_GPIOECRL 0x88888888 /* PE7...PE0 */ +#define VAL_GPIOECRH 0x88888888 /* PE15...PE8 */ +#define VAL_GPIOEODR 0xFFFFFFFF + +/* + * USB bus activation macro, required by the USB driver. + */ +/* The point is that most of the generic STM32F103* boards + have a 1.5k resistor connected on one end to the D+ line + and on the other end to some pin. Or even a slightly more + complicated "USB enable" circuit, controlled by a pin. + That should go here. + + However on some boards (e.g. one that I have), there's no + such hardware. In which case it's better to not do anything. +*/ +/* +#define usb_lld_connect_bus(usbp) palClearPad(GPIOB, GPIOB_USB_DISC) +*/ +#define usb_lld_connect_bus(usbp) palSetPadMode(GPIOA, 12, PAL_MODE_INPUT); + +/* + * USB bus de-activation macro, required by the USB driver. + */ +/* +#define usb_lld_disconnect_bus(usbp) palSetPad(GPIOB, GPIOB_USB_DISC) +*/ +#define usb_lld_disconnect_bus(usbp) palSetPadMode(GPIOA, 12, PAL_MODE_OUTPUT_PUSHPULL); palClearPad(GPIOA, 12); + +#if !defined(_FROM_ASM_) +#ifdef __cplusplus +extern "C" { +#endif + void boardInit(void); +#ifdef __cplusplus +} +#endif +#endif /* _FROM_ASM_ */ + +#endif /* _BOARD_H_ */ diff --git a/drivers/boards/STM32_F103_STM32DUINO/board.mk b/drivers/boards/STM32_F103_STM32DUINO/board.mk new file mode 100644 index 000000000..81141bdfd --- /dev/null +++ b/drivers/boards/STM32_F103_STM32DUINO/board.mk @@ -0,0 +1,5 @@ +# List of all the board related files. +BOARDSRC = $(BOARD_PATH)/boards/STM32_F103_STM32DUINO/board.c + +# Required include directories +BOARDINC = $(BOARD_PATH)/boards/STM32_F103_STM32DUINO