#define SDSC_MAX_CAPACITY (2 * GiB)
+#define INVALID_ADDRESS 0
+
typedef enum {
sd_r0 = 0, /* no response */
sd_r1, /* normal response command */
sd->wpgrps_size = sect;
sd->wp_groups = bitmap_new(sd->wpgrps_size);
memset(sd->function_group, 0, sizeof(sd->function_group));
- sd->erase_start = 0;
- sd->erase_end = 0;
+ sd->erase_start = INVALID_ADDRESS;
+ sd->erase_end = INVALID_ADDRESS;
sd->size = size;
sd->blk_len = 0x200;
sd->pwd_len = 0;
uint64_t erase_end = sd->erase_end;
trace_sdcard_erase(sd->erase_start, sd->erase_end);
- if (!sd->erase_start || !sd->erase_end) {
+ if (sd->erase_start == INVALID_ADDRESS
+ || sd->erase_end == INVALID_ADDRESS) {
sd->card_status |= ERASE_SEQ_ERROR;
return;
}
erase_start = sd_addr_to_wpnum(erase_start);
erase_end = sd_addr_to_wpnum(erase_end);
- sd->erase_start = 0;
- sd->erase_end = 0;
+ sd->erase_start = INVALID_ADDRESS;
+ sd->erase_end = INVALID_ADDRESS;
sd->csd[14] |= 0x40;
for (i = erase_start; i <= erase_end; i++) {