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Default EEPROM implementation should be transient when not implemented. Removed the equivalent eeprom_teensy fallback. (#16020)

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Nick Brassel 2022-01-25 01:18:05 +11:00 • committed by GitHub
parent 489c5ff4a2
commit 8f22819d47
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2 changed files with 17 additions and 60 deletions
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59
platforms/chibios/eeprom_teensy.c
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@ -524,64 +524,7 @@ void eeprom_write_block(const void *buf, void *addr, uint32_t len) {
}
#else
// No EEPROM supported, so emulate it
# ifndef EEPROM_SIZE
# include "eeconfig.h"
# define EEPROM_SIZE (((EECONFIG_SIZE + 3) / 4) * 4) // based off eeconfig's current usage, aligned to 4-byte sizes, to deal with LTO
# endif
__attribute__((aligned(4))) static uint8_t buffer[EEPROM_SIZE];
uint8_t eeprom_read_byte(const uint8_t *addr) {
uint32_t offset = (uint32_t)addr;
return buffer[offset];
}
void eeprom_write_byte(uint8_t *addr, uint8_t value) {
uint32_t offset = (uint32_t)addr;
buffer[offset] = value;
}
uint16_t eeprom_read_word(const uint16_t *addr) {
const uint8_t *p = (const uint8_t *)addr;
return eeprom_read_byte(p) | (eeprom_read_byte(p + 1) << 8);
}
uint32_t eeprom_read_dword(const uint32_t *addr) {
const uint8_t *p = (const uint8_t *)addr;
return eeprom_read_byte(p) | (eeprom_read_byte(p + 1) << 8) | (eeprom_read_byte(p + 2) << 16) | (eeprom_read_byte(p + 3) << 24);
}
void eeprom_read_block(void *buf, const void *addr, size_t len) {
const uint8_t *p = (const uint8_t *)addr;
uint8_t * dest = (uint8_t *)buf;
while (len--) {
*dest++ = eeprom_read_byte(p++);
}
}
void eeprom_write_word(uint16_t *addr, uint16_t value) {
uint8_t *p = (uint8_t *)addr;
eeprom_write_byte(p++, value);
eeprom_write_byte(p, value >> 8);
}
void eeprom_write_dword(uint32_t *addr, uint32_t value) {
uint8_t *p = (uint8_t *)addr;
eeprom_write_byte(p++, value);
eeprom_write_byte(p++, value >> 8);
eeprom_write_byte(p++, value >> 16);
eeprom_write_byte(p, value >> 24);
}
void eeprom_write_block(const void *buf, void *addr, size_t len) {
uint8_t * p = (uint8_t *)addr;
const uint8_t *src = (const uint8_t *)buf;
while (len--) {
eeprom_write_byte(p++, *src++);
}
}
# error Unsupported Teensy EEPROM.
#endif /* chip selection */
// The update functions just calls write for now, but could probably be optimized