diff options
| -rw-r--r-- | ports/stm32/adc.c | 2 | ||||
| -rw-r--r-- | ports/stm32/boards/stm32f469xi.ld | 35 | ||||
| -rw-r--r-- | ports/stm32/mpu.h | 2 | ||||
| -rw-r--r-- | ports/stm32/powerctrl.c | 6 |
4 files changed, 40 insertions, 5 deletions
diff --git a/ports/stm32/adc.c b/ports/stm32/adc.c index 326fc97b2..e9be70213 100644 --- a/ports/stm32/adc.c +++ b/ports/stm32/adc.c @@ -138,7 +138,7 @@ defined(STM32F413xx) || defined(STM32F427xx) || \ defined(STM32F429xx) || defined(STM32F437xx) || \ defined(STM32F439xx) || defined(STM32F446xx) || \ - defined(STM32F479xx) + defined(STM32F479xx) || defined(STM32F469xx) #define VBAT_DIV (4) #elif defined(STM32F722xx) || defined(STM32F723xx) || \ defined(STM32F732xx) || defined(STM32F733xx) || \ diff --git a/ports/stm32/boards/stm32f469xi.ld b/ports/stm32/boards/stm32f469xi.ld new file mode 100644 index 000000000..4da9bf16f --- /dev/null +++ b/ports/stm32/boards/stm32f469xi.ld @@ -0,0 +1,35 @@ +/* + GNU linker script for STM32F469xI (2Mbyte) +*/ + +/* Specify the memory areas */ +MEMORY +{ + FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 2048K /* Entire flash */ + FLASH_START (rx): ORIGIN = 0x08000000, LENGTH = 16K /* Sector 0 */ + FLASH_FS (r) : ORIGIN = 0x08004000, LENGTH = 112K /* Sectors 1, 2, 3, 4 */ + FLASH_TEXT (rx) : ORIGIN = 0x08020000, LENGTH = 1920K /* Sectors 5 - 23 */ + CCMRAM (rw) : ORIGIN = 0x10000000, LENGTH = 64K /* CCM RAM used for storage cache */ + RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 320K /* SRAM1, SRAM2, SRAM3 */ +} + +/* produce a link error if there is not this amount of RAM for these sections */ +_minimum_stack_size = 2K; +_minimum_heap_size = 16K; + +/* Define the stack. The stack is full descending so begins just above last byte + of RAM. Note that EABI requires the stack to be 8-byte aligned for a call. */ +_estack = ORIGIN(RAM) + LENGTH(RAM) - _estack_reserve; +_sstack = _estack - 16K; /* tunable */ + +/* RAM extents for the garbage collector */ +_ram_start = ORIGIN(RAM); +_ram_end = ORIGIN(RAM) + LENGTH(RAM); +_heap_start = _ebss; /* heap starts just after statically allocated memory */ +_heap_end = _sstack; + +/* Filesystem cache in RAM, and storage in flash */ +_micropy_hw_internal_flash_storage_ram_cache_start = ORIGIN(CCMRAM); +_micropy_hw_internal_flash_storage_ram_cache_end = ORIGIN(CCMRAM) + LENGTH(CCMRAM); +_micropy_hw_internal_flash_storage_start = ORIGIN(FLASH_FS); +_micropy_hw_internal_flash_storage_end = ORIGIN(FLASH_FS) + LENGTH(FLASH_FS); diff --git a/ports/stm32/mpu.h b/ports/stm32/mpu.h index 8713fe837..1d43e87f8 100644 --- a/ports/stm32/mpu.h +++ b/ports/stm32/mpu.h @@ -28,7 +28,7 @@ #include "irq.h" -#if (defined(STM32F4) && defined(MICROPY_HW_ETH_MDC)) || defined(STM32F7) || defined(STM32G4) || defined(STM32H7) || defined(STM32WB) +#if (defined(STM32F4) && defined(MICROPY_HW_ETH_MDC)) || defined(STM32F469xx) || defined(STM32F7) || defined(STM32G4) || defined(STM32H7) || defined(STM32WB) #define MPU_REGION_ETH (MPU_REGION_NUMBER0) #define MPU_REGION_QSPI1 (MPU_REGION_NUMBER1) diff --git a/ports/stm32/powerctrl.c b/ports/stm32/powerctrl.c index 7211ef873..a63c57f4a 100644 --- a/ports/stm32/powerctrl.c +++ b/ports/stm32/powerctrl.c @@ -798,13 +798,13 @@ void powerctrl_enter_stop_mode(void) { #if defined(STM32H7) || \ defined(STM32F427xx) || defined(STM32F437xx) || \ - defined(STM32F429xx) || defined(STM32F439xx) || \ + defined(STM32F429xx) || defined(STM32F439xx) || defined(STM32F469xx) || \ defined(STM32WB55xx) || defined(STM32WB35xx) // Disable SysTick Interrupt // Note: This seems to be required at least on the H7 REV Y, // otherwise the MCU will leave stop mode immediately on entry. // Note: According to ST Errata ES0206 Rev 18, Section 2.2.1 this is needed - // for STM32F427xx, STM32F437xx, STM32F429xx and STM32F439xx + // for STM32F427xx, STM32F437xx, STM32F429xx, STM32F439xx, and STM32F469xx // Note: According to ST Errata ES0394 Rev 11, Section 2.2.17 this is needed // for STM32WB55xx and STM32WB35xx SysTick->CTRL &= ~SysTick_CTRL_TICKINT_Msk; @@ -1039,7 +1039,7 @@ void powerctrl_enter_stop_mode(void) { #if defined(STM32H7) || \ defined(STM32F427xx) || defined(STM32F437xx) || \ - defined(STM32F429xx) || defined(STM32F439xx) || \ + defined(STM32F429xx) || defined(STM32F439xx) || defined(STM32F469xx) || \ defined(STM32WB55xx) || defined(STM32WB35xx) // Enable SysTick Interrupt SysTick->CTRL |= SysTick_CTRL_TICKINT_Msk; |