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alif/se_services: Use EUI extension for unique id.

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The right service call to get UID is SERVICES_system_get_eui_extension
which returns an 8 bytes UID.

Signed-off-by: iabdalkader <i.abdalkader@gmail.com>
This commit is contained in:
iabdalkader
2025-02-05 19:57:40 +01:00
committed by Damien George
parent 92f056d58f
commit ff6ed730c5
4 changed files with 5 additions and 8 deletions
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2
ports/alif/modmachine.c
View File

@@ -38,7 +38,7 @@ static void mp_machine_idle(void) {
}
static mp_obj_t mp_machine_unique_id(void) {
uint8_t id[5];
uint8_t id[8] = {0};
se_services_get_unique_id(id);
return mp_obj_new_bytes(id, sizeof(id));
}

7
ports/alif/se_services.c
View File

@@ -139,12 +139,9 @@ void se_services_dump_device_data(void) {
printf("\n");
}
void se_services_get_unique_id(uint8_t id[5]) {
void se_services_get_unique_id(uint8_t id[8]) {
uint32_t error_code;
SERVICES_version_data_t data;
SERVICES_system_get_device_data(se_services_handle, &data, &error_code);
// The MfgData has 5 bytes of valid data, at least on REV_B2.
memcpy(id, data.MfgData, 5);
SERVICES_system_get_eui_extension(se_services_handle, false, id, &error_code);
}
__attribute__((noreturn)) void se_services_reset_soc(void) {

2
ports/alif/se_services.h
View File

@@ -30,7 +30,7 @@
void se_services_init(void);
void se_services_dump_device_data(void);
void se_services_get_unique_id(uint8_t id[5]);
void se_services_get_unique_id(uint8_t id[8]);
__attribute__((noreturn)) void se_services_reset_soc(void);
uint64_t se_services_rand64(void);
uint32_t se_services_enable_clock(clock_enable_t clock, bool enable);

2
ports/alif/usbd.c
View File

@@ -33,7 +33,7 @@
#include "se_services.h"
void mp_usbd_port_get_serial_number(char *serial_buf) {
uint8_t id[5];
uint8_t id[8] = {0};
se_services_get_unique_id(id);
MP_STATIC_ASSERT(sizeof(id) * 2 <= MICROPY_HW_USB_DESC_STR_MAX);
mp_usbd_hex_str(serial_buf, id, sizeof(id));