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standardize flash uniqueID to big-endian

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This commit is contained in:
Henry Gabryjelski 2023-02-18 12:16:50 -08:00
parent 48ca513a96
commit 229454963b
3 changed files with 34 additions and 31 deletions
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54
common_arm/flashmem.c
View file

@ -49,9 +49,9 @@ void FlashmemSetSpiBaudrate(uint32_t baudrate) {
}
// read ID out
uint8_t Flash_ReadID(void) {
bool Flash_ReadID_90(flash_device_type_90_t* result) {
if (Flash_CheckBusy(BUSY_TIMEOUT)) return 0;
if (Flash_CheckBusy(BUSY_TIMEOUT)) return false;
// Manufacture ID / device ID
FlashSendByte(ID);
@ -59,15 +59,10 @@ uint8_t Flash_ReadID(void) {
FlashSendByte(0x00);
FlashSendByte(0x00);
uint8_t man_id = FlashSendByte(0xFF);
uint8_t dev_id = FlashSendLastByte(0xFF);
result->manufacturer_id = FlashSendByte(0xFF);
result->device_id = FlashSendLastByte(0xFF);
if (g_dbglevel > 3) Dbprintf("Flash ReadID | Man ID %02x | Device ID %02x", man_id, dev_id);
if ((man_id == WINBOND_MANID) && (dev_id == WINBOND_DEVID))
return dev_id;
return 0;
return true;
}
uint16_t Flash_ReadData(uint32_t address, uint8_t *out, uint16_t len) {
@ -349,29 +344,32 @@ void Flashmem_print_status(void) {
}
DbpString(" Init.................... " _GREEN_("OK"));
uint8_t dev_id = Flash_ReadID();
switch (dev_id) {
case 0x11 :
DbpString(" Memory size............. " _YELLOW_("2 mbits / 256 kb"));
break;
case 0x10 :
DbpString(" Memory size..... ....... " _YELLOW_("1 mbits / 128 kb"));
break;
case 0x05 :
DbpString(" Memory size............. " _YELLOW_("512 kbits / 64 kb"));
break;
default :
DbpString(" Device ID............... " _YELLOW_(" --> Unknown <--"));
break;
// NOTE: It would likely be more useful to use JDEC ID command 9F,
// as it provides a third byte indicative of capacity.
flash_device_type_90_t device_type = {0};
if (!Flash_ReadID_90(&device_type)) {
DbpString(" Device ID............... " _RED_(" --> Not Found <--"));
} else {
if ((device_type.manufacturer_id == WINBOND_MANID) && (device_type.device_id == WINBOND_DEVID)) {
DbpString(" Memory size............. " _GREEN_("2 mbits / 256 kb"));
} else {
Dbprintf(" Device ID............... " _YELLOW_("%02X / %02X (unknown)"),
device_type.manufacturer_id, device_type.device_id );
}
}
uint8_t uid[8] = {0, 0, 0, 0, 0, 0, 0, 0};
Flash_UniqueID(uid);
Dbprintf(" Unique ID............... " _YELLOW_("0x%02X%02X%02X%02X%02X%02X%02X%02X"),
uid[7], uid[6], uid[5], uid[4],
uid[3], uid[2], uid[1], uid[0]
Dbprintf(" Unique ID (be).......... " _YELLOW_("0x%02X%02X%02X%02X%02X%02X%02X%02X" ),
uid[0], uid[1], uid[2], uid[3],
uid[4], uid[5], uid[6], uid[7]
);
if (g_dbglevel > 3) {
Dbprintf(" Unique ID (le).......... " _YELLOW_("0x%02X%02X%02X%02X%02X%02X%02X%02X" ),
uid[7], uid[6], uid[5], uid[4],
uid[3], uid[2], uid[1], uid[0]
);
}
FlashStop();
}

7
common_arm/flashmem.h
View file

@ -123,7 +123,12 @@ bool Flash_Erase4k(uint8_t block, uint8_t sector);
//bool Flash_Erase32k(uint32_t address);
bool Flash_Erase64k(uint8_t block);
uint8_t Flash_ReadID(void);
typedef struct {
uint8_t manufacturer_id;
uint8_t device_id;
} flash_device_type_90_t; // to differentiate from JDEC ID via cmd 9F
bool Flash_ReadID_90(flash_device_type_90_t* result);
uint16_t Flash_ReadData(uint32_t address, uint8_t *out, uint16_t len);
uint16_t Flash_ReadDataCont(uint32_t address, uint8_t *out, uint16_t len);
uint16_t Flash_Write(uint32_t address, uint8_t *in, uint16_t len);

4
common_arm/usb_cdc.c
View file

@ -413,8 +413,8 @@ void usb_update_serial(uint64_t newSerialNumber) {
uint8_t nibble2 = (newSerialNumber >> ((8 * i) + 0)) & 0xFu; // bitmasks [0x0F, 0x0F00, 0x0F0000, ... 0x0F00000000000000]
char c1 = nibble1 < 10 ? '0' + nibble1 : 'A' + (nibble1 - 10);
char c2 = nibble2 < 10 ? '0' + nibble2 : 'A' + (nibble2 - 10);
StrSerialNumber[46 - (4 * i)] = c1; // [ 46, 42, .., 22, 18 ]
StrSerialNumber[48 - (4 * i)] = c2; // [ 48, 44, .., 24, 20 ]
StrSerialNumber[18 + (4*i) + 0] = c1; // [ 18, 22, .., 42, 46 ]
StrSerialNumber[18 + (4*i) + 2] = c2; // [ 20, 24, .., 44, 48 ]
}
StrSerialNumber[0] = USB_STRING_DESCRIPTOR_SERIAL_NUMBER_LENGTH;
}