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Button to apply nDBANK #2996 

it does not work, i give up for now time to install STM Cube :(
This commit is contained in:
Andrey 2021-07-20 14:15:58 -04:00
parent f39be3b69e
commit 7b44b5f5f3
1 changed files with 20 additions and 0 deletions
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20
firmware/hw_layer/ports/stm32/stm32f7/mpu_util.cpp
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@ -133,6 +133,22 @@ uintptr_t getFlashAddrSecondCopy() {
#define FLASH_OPTKEY1 (0x08192A3B) #define FLASH_OPTKEY1 (0x08192A3B)
#define FLASH_OPTKEY2 (0x4C5D6E7F) #define FLASH_OPTKEY2 (0x4C5D6E7F)
static void flash_wait_complete(void)
{
while ((FLASH_SR & FLASH_SR_BSY) == FLASH_SR_BSY)
;
}
static void stm32f7_flash_mass_erase_dual_block(void)
{
FLASH_CR |= FLASH_CR_MER1 | FLASH_CR_MER2;
FLASH_CR |= FLASH_CR_STRT;
flash_wait_complete();
FLASH_CR &= ~(FLASH_CR_MER1 | FLASH_CR_MER2);
}
// todo: at the moment this does not work :(
// https://github.com/rusefi/rusefi/issues/2996
void sys_dual_bank(void) { void sys_dual_bank(void) {
uint32_t reg; uint32_t reg;
@ -147,5 +163,9 @@ void sys_dual_bank(void) {
reg &= ~(FLASH_OPTCR_nDBANK); reg &= ~(FLASH_OPTCR_nDBANK);
FLASH_OPTCR = reg; FLASH_OPTCR = reg;
FLASH_OPTCR |= FLASH_OPTCR_STRT; FLASH_OPTCR |= FLASH_OPTCR_STRT;
/*
* see https://github.com/danielinux/stm32f7-dualbank-tool/issues/1
stm32f7_flash_mass_erase_dual_block();
*/
} }