[sherlock] 14.20230831.4.72 u-boot source
GitOrigin-RevId: 982bcd1283ee050f224f0ce8dd59d919cf638f07
Change-Id: I3a7dcb7d1076fbab289308e556dd7aae821d8cd0
Reviewed-on: https://turquoise-internal-review.googlesource.com/c/third_party/u-boot/+/801590
Reviewed-by: David Pursell <dpursell@google.com>
diff --git a/common/ta_helper.c b/common/ta_helper.c
index d1b0eb1..b4886f6 100644
--- a/common/ta_helper.c
+++ b/common/ta_helper.c
@@ -6,6 +6,9 @@
#include <tee/ta_helper.h>
+/* Log TA client API error codes. */
+#define LOCAL_DEBUG 1
+
#ifdef LOCAL_DEBUG
#define TA_HELPER_DEBUG(...) fprintf(stderr, __VA_ARGS__)
#else
diff --git a/drivers/usb/gadget/f_fastboot.c b/drivers/usb/gadget/f_fastboot.c
index ef8b348..d8bb0f0 100644
--- a/drivers/usb/gadget/f_fastboot.c
+++ b/drivers/usb/gadget/f_fastboot.c
@@ -672,6 +672,82 @@
return getvar_response_buffer;
}
+static const char *get_emmc_wear_eol(const char *arg)
+{
+ struct mmc *mmc = find_mmc_device(CONFIG_FASTBOOT_FLASH_MMC_DEV);
+ if (!mmc || !mmc->ext_csd) {
+ return "no eMMC info";
+ }
+
+ const uint8_t value = mmc->ext_csd[EXT_CSD_PRE_EOL_INFO];
+
+ // Convert raw value into something human-readable.
+ // See eMMC spec v5.1 section 7.4.24.
+ const char *readable;
+ switch (value) {
+ case 0x00:
+ readable = "undefined";
+ break;
+ case 0x01:
+ readable = "normal";
+ break;
+ case 0x02:
+ readable = "warning";
+ break;
+ case 0x03:
+ readable = "urgent";
+ break;
+ default:
+ readable = "unknown";
+ break;
+ }
+
+ snprintf(getvar_response_buffer, GETVAR_RESPONSE_BUFFER_LEN, "%s (%d)",
+ readable, value);
+ return getvar_response_buffer;
+}
+
+static const char *s_emmc_wear_level_list[] = { "A", "B", NULL };
+static const char *get_emmc_wear_level(const char *arg)
+{
+ if (!arg) {
+ return NULL;
+ }
+
+ struct mmc *mmc = find_mmc_device(CONFIG_FASTBOOT_FLASH_MMC_DEV);
+ if (!mmc || !mmc->ext_csd) {
+ return "no eMMC info";
+ }
+
+ uint value = 0;
+ if (strcmp(arg, "A") == 0) {
+ value = mmc->dev_lifetime_est_typ_a;
+ } else if (strcmp(arg, "B") == 0) {
+ value = mmc->dev_lifetime_est_typ_b;
+ } else {
+ return NULL;
+ }
+
+ // Convert raw value into something human-readable.
+ // See eMMC spec v5.1 sections 7.4.22 and 7.4.23.
+ char readable[16];
+ if (value == 0x00) {
+ strncpy(readable, "undefined", sizeof(readable));
+ } else if (value <= 0x0A) {
+ uint low = value * 10;
+ uint high = low + 10;
+ snprintf(readable, sizeof(readable), "%d%%-%d%%", low, high);
+ } else if (value == 0x0B) {
+ strncpy(readable, "EOL", sizeof(readable));
+ } else {
+ strncpy(readable, "unknown", sizeof(readable));
+ }
+
+ snprintf(getvar_response_buffer, GETVAR_RESPONSE_BUFFER_LEN, "%s (%d)",
+ readable, value);
+ return getvar_response_buffer;
+}
+
// Returns the board that the bootloader was compiled for.
static const char *get_bootloader_board(const char *arg)
{
@@ -1021,6 +1097,15 @@
.func = get_emmc_vendor,
},
{
+ .name = "emmc-wear-eol",
+ .func = get_emmc_wear_eol,
+ },
+ {
+ .name = "emmc-wear-level",
+ .func = get_emmc_wear_level,
+ .default_args = s_emmc_wear_level_list,
+ },
+ {
.name = "hw-revision",
.func = get_hw_revision,
},
diff --git a/include/mmc.h b/include/mmc.h
index 90a6803..1e3bc66 100644
--- a/include/mmc.h
+++ b/include/mmc.h
@@ -236,6 +236,7 @@
#define EXT_CSD_HC_WP_GRP_SIZE 221 /* RO */
#define EXT_CSD_HC_ERASE_GRP_SIZE 224 /* RO */
#define EXT_CSD_BOOT_MULT 226 /* RO */
+#define EXT_CSD_PRE_EOL_INFO 267 /* RO */
#define EXT_CSD_DEV_LIFETIME_EST_TYP_A 268 /* RO */
#define EXT_CSD_DEV_LIFETIME_EST_TYP_B 269 /* RO */
#define EXT_CSD_BKOPS_SUPPORT 502 /* RO */
