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stm32/serialno: Cleaned up the inconsistencies in how DESIG_UNIQUE_ID_BASE is used in the serialno code

This commit is contained in:
dragonmux 2022-06-06 10:26:33 -04:00 committed by Piotr Esden-Tempski
parent 5a9131dcb2
commit 9a0e4b4f23
1 changed files with 3 additions and 3 deletions
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6
src/platforms/stm32/serialno.c
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@ -23,7 +23,7 @@
char *serial_no_read(char *s)
{
#if DFU_SERIAL_LENGTH == 9
const volatile uint32_t *const unique_id_p = (volatile uint32_t *)DESIG_UNIQUE_ID_BASE;
const volatile uint32_t *const unique_id_p = (uint32_t *)DESIG_UNIQUE_ID_BASE;
const uint32_t unique_id = unique_id_p[0] + unique_id_p[1] + unique_id_p[2];
/* Fetch serial number from chip's unique ID */
for(size_t i = 0; i < 8U; ++i) {
@ -34,7 +34,7 @@ char *serial_no_read(char *s)
}
#elif DFU_SERIAL_LENGTH == 13
/* Use the same serial number as the ST DFU Bootloader.*/
const uint16_t *const uid = (uint16_t *)DESIG_UNIQUE_ID_BASE;
const volatile uint16_t *const uid = (uint16_t *)DESIG_UNIQUE_ID_BASE;
# if defined(STM32F4) || defined(STM32F7)
int offset = 3;
# elif defined(STM32L0) || defined(STM32F0) || defined(STM32F3)
@ -42,7 +42,7 @@ char *serial_no_read(char *s)
# endif
sprintf(s, "%04X%04X%04X", uid[1] + uid[5], uid[0] + uid[4], uid[offset]);
#elif DFU_SERIAL_LENGTH == 25
volatile uint32_t *unique_id_p = (uint32_t *)DESIG_UNIQUE_ID_BASE;
const volatile uint32_t *const unique_id_p = (uint32_t *)DESIG_UNIQUE_ID_BASE;
uint32_t unique_id = 0;
for (size_t i = 0; i < 24U; ++i) {
const size_t chunk = i >> 3U;