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boardloader: don't erase sectors in flash_set_option_bytes for now

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Pavol Rusnak 2017-10-20 14:42:51 +02:00
parent d6ae912703
commit 21fac2e2c3
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GPG Key ID: 91F3B339B9A02A3D
1 changed files with 2 additions and 16 deletions
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18
embed/boardloader/lowlevel.c
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@ -1,6 +1,5 @@
#include STM32_HAL_H #include STM32_HAL_H
#include "flash.h"
#include "lowlevel.h" #include "lowlevel.h"
#define WANTED_WRP (OB_WRP_SECTOR_0 | OB_WRP_SECTOR_1 | OB_WRP_SECTOR_2) #define WANTED_WRP (OB_WRP_SECTOR_0 | OB_WRP_SECTOR_1 | OB_WRP_SECTOR_2)
@ -11,7 +10,7 @@ void flash_set_option_bytes(void)
{ {
FLASH_OBProgramInitTypeDef opts; FLASH_OBProgramInitTypeDef opts;
while (1) { for(;;) {
HAL_FLASHEx_OBGetConfig(&opts); HAL_FLASHEx_OBGetConfig(&opts);
opts.OptionType = 0; opts.OptionType = 0;
@ -37,20 +36,7 @@ void flash_set_option_bytes(void)
break; // protections are configured break; // protections are configured
} }
uint32_t sector_error = 0; // attempt to lock down the boardloader sectors
FLASH_EraseInitTypeDef erase;
erase.TypeErase = FLASH_TYPEERASE_SECTORS;
erase.Banks = FLASH_BANK_1 | FLASH_BANK_2;
erase.Sector = FLASH_SECTOR_3;
erase.NbSectors = 21;
erase.VoltageRange = FLASH_VOLTAGE_RANGE_3;
// attempt to erase all sectors except the boardloader sectors
flash_unlock();
HAL_FLASHEx_Erase(&erase, &sector_error);
flash_lock();
// now attempt to lock down the boardloader sectors
HAL_FLASHEx_OBProgram(&opts); HAL_FLASHEx_OBProgram(&opts);
} }
} }