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Code Issues Releases Wiki Activity

unix/flash: use secbool

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This commit is contained in:
Jan Pochyla 2017-10-27 17:34:56 +02:00
parent 418f035811
commit 662cfc1b2c
1 changed files with 29 additions and 29 deletions
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58
embed/unix/flash.c
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@ -64,25 +64,25 @@ static void flash_read(void)
} }
} }
bool flash_init(void) secbool flash_init(void)
{ {
memset(flash_buffer, 0xFF, sizeof(flash_buffer)); memset(flash_buffer, 0xFF, sizeof(flash_buffer));
flash_read(); flash_read();
return true; return sectrue;
} }
void flash_set_option_bytes(void) void flash_set_option_bytes(void)
{ {
} }
bool flash_unlock(void) secbool flash_unlock(void)
{ {
return true; return sectrue;
} }
bool flash_lock(void) secbool flash_lock(void)
{ {
return true; return sectrue;
} }
const void *flash_get_address(uint8_t sector, uint32_t offset, uint32_t size) const void *flash_get_address(uint8_t sector, uint32_t offset, uint32_t size)
@ -98,7 +98,7 @@ const void *flash_get_address(uint8_t sector, uint32_t offset, uint32_t size)
return flash_buffer + sector_offset + offset; return flash_buffer + sector_offset + offset;
} }
bool flash_erase_sectors(const uint8_t *sectors, int len, void (*progress)(int pos, int len)) secbool flash_erase_sectors(const uint8_t *sectors, int len, void (*progress)(int pos, int len))
{ {
if (progress) { if (progress) {
progress(0, len); progress(0, len);
@ -113,69 +113,69 @@ bool flash_erase_sectors(const uint8_t *sectors, int len, void (*progress)(int p
} }
flash_sync(); flash_sync();
} }
return true; return sectrue;
} }
bool flash_write_byte_rel(uint8_t sector, uint32_t offset, uint8_t data) secbool flash_write_byte_rel(uint8_t sector, uint32_t offset, uint8_t data)
{ {
uint8_t *flash = (uint8_t *)flash_get_address(sector, offset, sizeof(data)); uint8_t *flash = (uint8_t *)flash_get_address(sector, offset, sizeof(data));
if (!flash) { if (!flash) {
return false; return secfalse;
} }
if ((flash[0] & data) != data) { if ((flash[0] & data) != data) {
return false; // we cannot change zeroes to ones return secfalse; // we cannot change zeroes to ones
} }
flash[0] = data; flash[0] = data;
flash_sync(); flash_sync();
return true; return sectrue;
} }
bool flash_write_word_rel(uint8_t sector, uint32_t offset, uint32_t data) secbool flash_write_word_rel(uint8_t sector, uint32_t offset, uint32_t data)
{ {
if (offset % 4) { // we write only at 4-byte boundary if (offset % 4) { // we write only at 4-byte boundary
return false; return secfalse;
} }
uint32_t *flash = (uint32_t *)flash_get_address(sector, offset, sizeof(data)); uint32_t *flash = (uint32_t *)flash_get_address(sector, offset, sizeof(data));
if (!flash) { if (!flash) {
return false; return secfalse;
} }
if ((flash[0] & data) != data) { if ((flash[0] & data) != data) {
return false; // we cannot change zeroes to ones return secfalse; // we cannot change zeroes to ones
} }
flash[0] = data; flash[0] = data;
flash_sync(); flash_sync();
return true; return sectrue;
} }
bool flash_read_word_rel(uint8_t sector, uint32_t offset, uint32_t *data) secbool flash_read_word_rel(uint8_t sector, uint32_t offset, uint32_t *data)
{ {
if (offset % 4) { // we read only at 4-byte boundary if (offset % 4) { // we read only at 4-byte boundary
return false; return secfalse;
} }
uint32_t *flash = (uint32_t *)flash_get_address(sector, offset, sizeof(data)); uint32_t *flash = (uint32_t *)flash_get_address(sector, offset, sizeof(data));
if (!flash) { if (!flash) {
return false; return secfalse;
} }
data[0] = flash[0]; data[0] = flash[0];
return true; return sectrue;
} }
bool flash_otp_read(uint8_t block, uint8_t offset, uint8_t *data, uint8_t datalen) secbool flash_otp_read(uint8_t block, uint8_t offset, uint8_t *data, uint8_t datalen)
{ {
return false; return secfalse;
} }
bool flash_otp_write(uint8_t block, uint8_t offset, const uint8_t *data, uint8_t datalen) secbool flash_otp_write(uint8_t block, uint8_t offset, const uint8_t *data, uint8_t datalen)
{ {
return false; return secfalse;
} }
bool flash_otp_lock(uint8_t block) secbool flash_otp_lock(uint8_t block)
{ {
return false; return secfalse;
} }
bool flash_otp_is_locked(uint8_t block) secbool flash_otp_is_locked(uint8_t block)
{ {
return false; return secfalse;
} }