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Button to apply nDBANK #2996 

still does not work
This commit is contained in:
Andrey 2021-07-20 15:42:57 -04:00
parent 44d7c3605c
commit 1447647411
2 changed files with 11 additions and 2 deletions
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8
firmware/hw_layer/ports/stm32/stm32f7/mpu_util.cpp
View File

@ -135,8 +135,7 @@ uintptr_t getFlashAddrSecondCopy() {
static void flash_wait_complete(void)
{
while ((FLASH_SR & FLASH_SR_BSY) == FLASH_SR_BSY)
;
do { __DSB(); } while (FLASH->SR & FLASH_SR_BSY);
}
static void stm32f7_flash_mass_erase_dual_block(void)
@ -151,10 +150,12 @@ static void stm32f7_flash_mass_erase_dual_block(void)
// https://github.com/rusefi/rusefi/issues/2996
void sys_dual_bank(void) {
uint32_t reg;
efiPrintf("FLASH->SR before %x", FLASH->SR);
/* Unlock OPTCR */
FLASH_OPTKEYR = FLASH_OPTKEY1;
FLASH_OPTKEYR = FLASH_OPTKEY2;
flash_wait_complete();
/* Disable protection + Switch to dual bank */
reg = FLASH_OPTCR;
@ -162,7 +163,10 @@ void sys_dual_bank(void) {
reg |= 0x0000AA00;
reg &= ~(FLASH_OPTCR_nDBANK);
FLASH_OPTCR = reg;
__DSB();
FLASH_OPTCR |= FLASH_OPTCR_STRT;
flash_wait_complete();
efiPrintf("FLASH->SR after %x", FLASH->SR);
/*
* see https://github.com/danielinux/stm32f7-dualbank-tool/issues/1
stm32f7_flash_mass_erase_dual_block();

5
firmware/rusefi.cpp
View File

@ -247,6 +247,11 @@ void runRusEfi(void) {
startLoggingProcessor();
#endif
#ifdef STM32F7
void sys_dual_bank(void);
addConsoleAction("dual_bank", sys_dual_bank);
#endif
addConsoleAction(CMD_REBOOT, scheduleReboot);
addConsoleAction(CMD_REBOOT_DFU, jump_to_bootloader);