Patch can also be found here: https://devel.rtems.org/ticket/4209#comment:3
Kind Regards
Robin
On Mon, 4 Jan 2021 at 16:12, Robin.Mueller <robin.muelle...@gmail.com>
wrote:
> I added the weak attribute to some configuration structs so users can can
> supply their own configuration
> structs (otherwise I got redeclaration linker errors).
> ---
> bsps/arm/stm32h7/console/console-usart3.c | 23 ++++++++++++++++++-
> bsps/arm/stm32h7/include/stm32h7xx_hal_conf.h | 8 +++++++
> bsps/arm/stm32h7/include/stm32h7xx_hal_uart.h | 1 +
> bsps/arm/stm32h7/start/stm32h7-config.c | 11 ++++++---
> bsps/arm/stm32h7/start/system_stm32h7xx.c | 6 +++++
> spec/build/bsps/arm/stm32h7/bspstm32h7.yml | 2 ++
> spec/build/bsps/arm/stm32h7/opth743nucleo.yml | 13 +++++++++++
> 7 files changed, 60 insertions(+), 4 deletions(-)
> create mode 100644 spec/build/bsps/arm/stm32h7/opth743nucleo.yml
>
> diff --git a/bsps/arm/stm32h7/console/console-usart3.c
> b/bsps/arm/stm32h7/console/console-usart3.c
> index 6e0a10fe46..c84f6eb417 100644
> --- a/bsps/arm/stm32h7/console/console-usart3.c
> +++ b/bsps/arm/stm32h7/console/console-usart3.c
> @@ -25,13 +25,33 @@
> * POSSIBILITY OF SUCH DAMAGE.
> */
>
> +#ifdef __rtems__
> +#include <bspopts.h>
> +#endif
> +
> #ifdef HAVE_CONFIG_H
> #include "config.h"
> #endif
>
> #include <stm32h7/hal.h>
>
> -static const stm32h7_uart_config stm32h7_usart3_config = {
> +#if STM32H743ZI_NUCLEO == 1
> +__attribute__((weak)) static const stm32h7_uart_config
> stm32h7_usart3_config = {
> + .gpio = {
> + .regs = GPIOD,
> + .config = {
> + .Pin = GPIO_PIN_8 | GPIO_PIN_9,
> + .Mode = GPIO_MODE_AF_PP,
> + .Pull = GPIO_NOPULL,
> + .Speed = GPIO_SPEED_FREQ_LOW,
> + .Alternate = GPIO_AF7_USART3
> + }
> + },
> + .irq = USART3_IRQn,
> + .device_index = 2
> +};
> +#else
> +__attribute__((weak)) static const stm32h7_uart_config
> stm32h7_usart3_config = {
> .gpio = {
> .regs = GPIOB,
> .config = {
> @@ -45,6 +65,7 @@ static const stm32h7_uart_config stm32h7_usart3_config =
> {
> .irq = USART3_IRQn,
> .device_index = 2
> };
> +#endif
>
> stm32h7_uart_context stm32h7_usart3_instance = {
> .uart = {
> diff --git a/bsps/arm/stm32h7/include/stm32h7xx_hal_conf.h
> b/bsps/arm/stm32h7/include/stm32h7xx_hal_conf.h
> index d423e4f782..7dd73075ba 100644
> --- a/bsps/arm/stm32h7/include/stm32h7xx_hal_conf.h
> +++ b/bsps/arm/stm32h7/include/stm32h7xx_hal_conf.h
> @@ -21,6 +21,9 @@
> #ifndef __STM32H7xx_HAL_CONF_H
> #define __STM32H7xx_HAL_CONF_H
>
> +#ifdef __rtems__
> +#include <bspopts.h>
> +#endif /* __rtems__ */
> #ifdef __cplusplus
> extern "C" {
> #endif
> @@ -103,7 +106,12 @@
> * (when HSE is used as system clock source, directly or through
> the PLL).
> */
> #if !defined (HSE_VALUE)
> +#if STM32H743ZI_NUCLEO == 1
> +// HSE for the STM32H743ZI Nucleo
> +#define HSE_VALUE ((uint32_t)8000000)
> +#else
> #define HSE_VALUE ((uint32_t)25000000) /*!< Value of the External
> oscillator in Hz : FPGA case fixed to 60MHZ */
> +#endif
> #endif /* HSE_VALUE */
>
> #if !defined (HSE_STARTUP_TIMEOUT)
> diff --git a/bsps/arm/stm32h7/include/stm32h7xx_hal_uart.h
> b/bsps/arm/stm32h7/include/stm32h7xx_hal_uart.h
> index e9fecc4aa0..b171f7dac7 100644
> --- a/bsps/arm/stm32h7/include/stm32h7xx_hal_uart.h
> +++ b/bsps/arm/stm32h7/include/stm32h7xx_hal_uart.h
> @@ -27,6 +27,7 @@ extern "C" {
>
> /* Includes
> ------------------------------------------------------------------*/
> #include "stm32h7xx_hal_def.h"
> +#include "stm32h7xx_hal_dma.h"
>
> /** @addtogroup STM32H7xx_HAL_Driver
> * @{
> diff --git a/bsps/arm/stm32h7/start/stm32h7-config.c
> b/bsps/arm/stm32h7/start/stm32h7-config.c
> index 874ad047db..22422f2c38 100644
> --- a/bsps/arm/stm32h7/start/stm32h7-config.c
> +++ b/bsps/arm/stm32h7/start/stm32h7-config.c
> @@ -29,12 +29,17 @@
> #include "config.h"
> #endif
>
> +#ifdef __rtems__
> +#include <bspopts.h>
> +#endif
> +
> #include <stm32h7/hal.h>
>
> +
> const uint32_t stm32h7_config_pwr_regulator_voltagescaling =
> PWR_REGULATOR_VOLTAGE_SCALE0;
>
> -const RCC_OscInitTypeDef stm32h7_config_oscillator = {
> +__attribute__((weak)) const RCC_OscInitTypeDef stm32h7_config_oscillator
> = {
> .OscillatorType = RCC_OSCILLATORTYPE_HSI | RCC_OSCILLATORTYPE_HSE
> | RCC_OSCILLATORTYPE_LSE | RCC_OSCILLATORTYPE_HSI48,
> .HSEState = RCC_HSE_ON,
> @@ -54,7 +59,7 @@ const RCC_OscInitTypeDef stm32h7_config_oscillator = {
> .PLL.PLLFRACN = 0
> };
>
> -const RCC_ClkInitTypeDef stm32h7_config_clocks = {
> +__attribute__((weak)) const RCC_ClkInitTypeDef stm32h7_config_clocks = {
> .ClockType = RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_SYSCLK
> | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2
> | RCC_CLOCKTYPE_D3PCLK1 | RCC_CLOCKTYPE_D1PCLK1,
> @@ -69,7 +74,7 @@ const RCC_ClkInitTypeDef stm32h7_config_clocks = {
>
> const uint32_t stm32h7_config_flash_latency = FLASH_LATENCY_4;
>
> -const RCC_PeriphCLKInitTypeDef stm32h7_config_peripheral_clocks = {
> +__attribute__((weak)) const RCC_PeriphCLKInitTypeDef
> stm32h7_config_peripheral_clocks = {
> .PeriphClockSelection = RCC_PERIPHCLK_RTC | RCC_PERIPHCLK_USART3
> | RCC_PERIPHCLK_FDCAN | RCC_PERIPHCLK_USART1 | RCC_PERIPHCLK_I2C1
> | RCC_PERIPHCLK_USB | RCC_PERIPHCLK_FMC | RCC_PERIPHCLK_RNG,
> diff --git a/bsps/arm/stm32h7/start/system_stm32h7xx.c
> b/bsps/arm/stm32h7/start/system_stm32h7xx.c
> index 092d853720..65c5a65ef0 100644
> --- a/bsps/arm/stm32h7/start/system_stm32h7xx.c
> +++ b/bsps/arm/stm32h7/start/system_stm32h7xx.c
> @@ -48,10 +48,16 @@
> #include "stm32h7xx.h"
> #include <math.h>
> #ifdef __rtems__
> +#include <bspopts.h>
> #include <bsp/linker-symbols.h>
> #endif /* __rtems__ */
> +
> #if !defined (HSE_VALUE)
> +#if STM32H743ZI_NUCLEO
> +#define HSE_VALUE ((uint32_t)8000000) /*!< Value of the External
> oscillator in Hz */
> +#else
> #define HSE_VALUE ((uint32_t)25000000) /*!< Value of the External
> oscillator in Hz */
> +#endif
> #endif /* HSE_VALUE */
>
> #if !defined (CSI_VALUE)
> diff --git a/spec/build/bsps/arm/stm32h7/bspstm32h7.yml
> b/spec/build/bsps/arm/stm32h7/bspstm32h7.yml
> index 835247316c..cd3446d1d4 100644
> --- a/spec/build/bsps/arm/stm32h7/bspstm32h7.yml
> +++ b/spec/build/bsps/arm/stm32h7/bspstm32h7.yml
> @@ -244,6 +244,8 @@ links:
> uid: ../../optconsolebaud
> - role: build-dependency
> uid: ../../optconsoleirq
> +- role: build-dependency
> + uid: opth743nucleo
> - role: build-dependency
> uid: ../grp
> - role: build-dependency
> diff --git a/spec/build/bsps/arm/stm32h7/opth743nucleo.yml
> b/spec/build/bsps/arm/stm32h7/opth743nucleo.yml
> new file mode 100644
> index 0000000000..3e68455893
> --- /dev/null
> +++ b/spec/build/bsps/arm/stm32h7/opth743nucleo.yml
> @@ -0,0 +1,13 @@
> +actions:
> +- get-boolean: null
> +- define-condition: null
> +build-type: option
> +default: false
> +default-by-variant: []
> +enabled-by: true
> +format: '{}'
> +links: []
> +name: STM32H743ZI_NUCLEO
> +description: |
> + Nucleo board. Use 8 MHz HSE external clock.
> +type: build
> --
> 2.25.1
>
>
> From 4e2645f7586508b0f68e2fb19f888e92d4ac5530 Mon Sep 17 00:00:00 2001
> From: "Robin.Mueller" <robin.muelle...@gmail.com>
> Date: Mon, 4 Jan 2021 16:00:46 +0100
> Subject: [PATCH 2/3] functions made public
>
> ---
> bsps/arm/stm32h7/console/console-usart3.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/bsps/arm/stm32h7/console/console-usart3.c
> b/bsps/arm/stm32h7/console/console-usart3.c
> index c84f6eb417..555669436e 100644
> --- a/bsps/arm/stm32h7/console/console-usart3.c
> +++ b/bsps/arm/stm32h7/console/console-usart3.c
> @@ -36,7 +36,7 @@
> #include <stm32h7/hal.h>
>
> #if STM32H743ZI_NUCLEO == 1
> -__attribute__((weak)) static const stm32h7_uart_config
> stm32h7_usart3_config = {
> +__attribute__((weak)) const stm32h7_uart_config stm32h7_usart3_config = {
> .gpio = {
> .regs = GPIOD,
> .config = {
> @@ -51,7 +51,7 @@ __attribute__((weak)) static const stm32h7_uart_config
> stm32h7_usart3_config = {
> .device_index = 2
> };
> #else
> -__attribute__((weak)) static const stm32h7_uart_config
> stm32h7_usart3_config = {
> +__attribute__((weak)) const stm32h7_uart_config stm32h7_usart3_config = {
> .gpio = {
> .regs = GPIOB,
> .config = {
> --
> 2.25.1
>
>
> From 0cb2f4f4deb0015f96866bc00869095b2e637437 Mon Sep 17 00:00:00 2001
> From: "Robin.Mueller" <robin.muelle...@gmail.com>
> Date: Mon, 4 Jan 2021 16:04:03 +0100
> Subject: [PATCH 3/3] better help output
>
> ---
> spec/build/bsps/arm/stm32h7/opth743nucleo.yml | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/spec/build/bsps/arm/stm32h7/opth743nucleo.yml
> b/spec/build/bsps/arm/stm32h7/opth743nucleo.yml
> index 3e68455893..2c4176bf00 100644
> --- a/spec/build/bsps/arm/stm32h7/opth743nucleo.yml
> +++ b/spec/build/bsps/arm/stm32h7/opth743nucleo.yml
> @@ -9,5 +9,5 @@ format: '{}'
> links: []
> name: STM32H743ZI_NUCLEO
> description: |
> - Nucleo board. Use 8 MHz HSE external clock.
> + Nucleo board. Use 8 MHz HSE external clock and different pins for the
> UART console.
> type: build
> --
> 2.25.1
>
>
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