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Update NVM_BYTEARRAY_BUFFER_LEN

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This commit is contained in:
jgillick 2020-03-22 15:19:53 -07:00
parent 5f7e51756f
commit 68195a8dfe
3 changed files with 13 additions and 4 deletions
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11
ports/stm/boards/thunderpack/mpconfigboard.h
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@ -26,11 +26,18 @@
#define MICROPY_HW_BOARD_NAME "THUNDERPACK" #define MICROPY_HW_BOARD_NAME "THUNDERPACK"
#define MICROPY_HW_MCU_NAME "STM32F411CE" #define MICROPY_HW_MCU_NAME "STM32F411CE"
#define FLASH_SIZE (0x80000) // Non-volatile memory config
#define FLASH_PAGE_SIZE (0x4000)
#define CIRCUITPY_INTERNAL_NVM_SIZE (0x4000) #define CIRCUITPY_INTERNAL_NVM_SIZE (0x4000)
#define CIRCUITPY_INTERNAL_NVM_START_ADDR (0x0800C000) #define CIRCUITPY_INTERNAL_NVM_START_ADDR (0x0800C000)
#define CIRCUITPY_INTERNAL_NVM_SECTOR FLASH_SECTOR_3 #define CIRCUITPY_INTERNAL_NVM_SECTOR FLASH_SECTOR_3
// Putting the entire flash sector in the NVM byte array buffer
// would take up too much RAM. This limits how much of the sector we use.
#define NVM_BYTEARRAY_BUFFER_LEN 512
// Flash config
#define FLASH_SIZE (0x80000)
#define FLASH_PAGE_SIZE (0x4000)
#define BOARD_FLASH_SIZE (FLASH_SIZE - CIRCUITPY_INTERNAL_NVM_SIZE- 0x2000 - 0xC000) #define BOARD_FLASH_SIZE (FLASH_SIZE - CIRCUITPY_INTERNAL_NVM_SIZE- 0x2000 - 0xC000)
#define BOARD_OSC_DIV (24) #define BOARD_OSC_DIV (24)

2
ports/stm/common-hal/microcontroller/__init__.c
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@ -116,7 +116,7 @@ const nvm_bytearray_obj_t common_hal_mcu_nvm_obj = {
.base = { .base = {
.type = &nvm_bytearray_type, .type = &nvm_bytearray_type,
}, },
.len = NVM_BYTEARRAY_BUFFER, .len = NVM_BYTEARRAY_BUFFER_LEN,
.start_address = (uint8_t*) (CIRCUITPY_INTERNAL_NVM_START_ADDR) .start_address = (uint8_t*) (CIRCUITPY_INTERNAL_NVM_START_ADDR)
}; };
#endif #endif

4
ports/stm/common-hal/nvm/ByteArray.h
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@ -32,7 +32,9 @@
// STM flash is saved in sectors (not pages), at a minimum size of 16k. // STM flash is saved in sectors (not pages), at a minimum size of 16k.
// To limit the RAM usage during writing, we want to set a smaller // To limit the RAM usage during writing, we want to set a smaller
// maximum value. // maximum value.
#define NVM_BYTEARRAY_BUFFER 512 #ifndef NVM_BYTEARRAY_BUFFER_LEN
#define NVM_BYTEARRAY_BUFFER_LEN 512
#endif
typedef struct { typedef struct {
mp_obj_base_t base; mp_obj_base_t base;