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stm32f4: Honor parallelism also for erase.

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This commit is contained in:
Uwe Bonnes 2018-03-15 22:21:55 +01:00
parent bfeb6f0db9
commit 15312eb86c
1 changed files with 7 additions and 1 deletions
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8
src/target/stm32f4.c
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@ -369,9 +369,15 @@ static int stm32f4_flash_erase(struct target_flash *f, target_addr addr,
uint8_t sector = sf->base_sector + (addr - f->start)/f->blocksize; uint8_t sector = sf->base_sector + (addr - f->start)/f->blocksize;
stm32f4_flash_unlock(t); stm32f4_flash_unlock(t);
enum align psize = ALIGN_WORD;
for (struct target_flash *f = t->flash; f; f = f->next) {
if (f->write == stm32f4_flash_write) {
psize = ((struct stm32f4_flash *)f)->psize;
}
}
while(len) { while(len) {
uint32_t cr = FLASH_CR_EOPIE | FLASH_CR_ERRIE | FLASH_CR_SER | uint32_t cr = FLASH_CR_EOPIE | FLASH_CR_ERRIE | FLASH_CR_SER |
(sector << 3); (psize * FLASH_CR_PSIZE16) | (sector << 3);
/* Flash page erase instruction */ /* Flash page erase instruction */
target_mem_write32(t, FLASH_CR, cr); target_mem_write32(t, FLASH_CR, cr);
/* write address to FMA */ /* write address to FMA */