+Ulf
Hi Chris,
Any chance of this getting reviewed or accepted soon?
thanks!
grant
On Fri, Feb 7, 2014 at 2:37 PM, Gwendal Grignou <gwen...@chromium.org> wrote:
> Display new attributes in Extended CSD register introduced by eMMC 5.0:
> 'mmc extcsd read /dev/mmcblk0' returns for eMMC 5.0 device:
>
> =============================================
> Extended CSD rev 1.7 (MMC 5.0)
> =============================================
>
> Card Supported Command sets [S_CMD_SET: 0x01]
> ...
> Extended partition attribute support [EXT_SUPPORT: 0x03]
> Supported modes [SUPPORTED_MODES: 0x01]
> FFU features [FFU_FEATURES: 0x00]
> Operation codes timeout [OPERATION_CODE_TIMEOUT: 0x00]
> FFU Argument [FFU_ARG: 0x00000000]
> Number of FW sectors correctly programmed
> [NUMBER_OF_FW_SECTORS_CORRECTLY_PROGRAMMED: 0]
> Vendor proprietary health report:
> [VENDOR_PROPRIETARY_HEALTH_REPORT[301]]: 0x00
> ...
> [VENDOR_PROPRIETARY_HEALTH_REPORT[270]]: 0x00
> Device life time estimation type B [DEVICE_LIFE_TIME_EST_TYP_B: 0x01]
> i.e. 0% - 10% device life time used
> Device life time estimation type B [DEVICE_LIFE_TIME_EST_TYP_A: 0x01]
> i.e. 0% - 10% device life time used
> Pre EOL information [PRE_EOL_INFO: 0x01]
> i.e. Normal
> Optimal read size [OPTIMAL_READ_SIZE: 0x00]
> Optimal write size [OPTIMAL_WRITE_SIZE: 0x10]
> Optimal trim unit size [OPTIMAL_TRIM_UNIT_SIZE: 0x01]
> Device version [DEVICE_VERSION: 0x00 - 0x00]
> Firmware version:
> [FIRMWARE_VERSION[261]]: 0x00
> ...
> [FIRMWARE_VERSION[254]]: 0x05
> Power class for 200MHz, DDR at VCC= 3.6V [PWR_CL_DDR_200_360: 0x00]
> Generic CMD6 Timer [GENERIC_CMD6_TIME: 0x0a]
> Power off notification [POWER_OFF_LONG_TIME: 0x3c]
> Cache Size [CACHE_SIZE] is 65536 KiB
> ...
>
> Signed-off-by: Gwendal Grignou <gwen...@chromium.org>
> Reviewed-by: Grant Grundler <grund...@chromium.org>
> ---
> mmc_cmds.c | 146
> ++++++++++++++++++++++++++++++++++++++++++-------------------
> 1 file changed, 102 insertions(+), 44 deletions(-)
>
> diff --git a/mmc_cmds.c b/mmc_cmds.c
> index b8afa74..4b9b12e 100644
> --- a/mmc_cmds.c
> +++ b/mmc_cmds.c
> @@ -424,12 +424,17 @@ int do_status_get(int nargs, char **argv)
> return ret;
> }
>
> +__u32 get_word_from_ext_csd(__u8 *ext_csd_loc)
> +{
> + return (ext_csd_loc[3] << 24) |
> + (ext_csd_loc[2] << 16) |
> + (ext_csd_loc[1] << 8) |
> + ext_csd_loc[0];
> +}
> +
> unsigned int get_sector_count(__u8 *ext_csd)
> {
> - return (ext_csd[EXT_CSD_SEC_COUNT_3] << 24) |
> - (ext_csd[EXT_CSD_SEC_COUNT_2] << 16) |
> - (ext_csd[EXT_CSD_SEC_COUNT_1] << 8) |
> - ext_csd[EXT_CSD_SEC_COUNT_0];
> + return get_word_from_ext_csd(&ext_csd[EXT_CSD_SEC_COUNT_0]);
> }
>
> int is_blockaddresed(__u8 *ext_csd)
> @@ -701,6 +706,23 @@ int do_read_extcsd(int nargs, char **argv)
> int fd, ret;
> char *device;
> const char *str;
> + const char *ver_str[] = {
> + "4.0", /* 0 */
> + "4.1", /* 1 */
> + "4.2", /* 2 */
> + "4.3", /* 3 */
> + "Obsolete", /* 4 */
> + "4.41", /* 5 */
> + "4.5", /* 6 */
> + "5.0", /* 7 */
> + };
> + int boot_access;
> + const char* boot_access_str[] = {
> + "No access to boot partition", /* 0 */
> + "R/W Boot Partition 1", /* 1 */
> + "R/W Boot Partition 2", /* 2 */
> + "R/W Replay Protected Memory Block (RPMB)", /* 3 */
> + };
>
> CHECK(nargs != 2, "Usage: mmc extcsd read </path/to/mmcblkX>\n",
> exit(1));
> @@ -721,28 +743,12 @@ int do_read_extcsd(int nargs, char **argv)
>
> ext_csd_rev = ext_csd[192];
>
> - switch (ext_csd_rev) {
> - case 6:
> - str = "4.5";
> - break;
> - case 5:
> - str = "4.41";
> - break;
> - case 3:
> - str = "4.3";
> - break;
> - case 2:
> - str = "4.2";
> - break;
> - case 1:
> - str = "4.1";
> - break;
> - case 0:
> - str = "4.0";
> - break;
> - default:
> + if ((ext_csd_rev < sizeof(ver_str)/sizeof(char*)) &&
> + (ext_csd_rev != 4))
> + str = ver_str[ext_csd_rev];
> + else
> goto out_free;
> - }
> +
> printf("=============================================\n");
> printf(" Extended CSD rev 1.%d (MMC %s)\n", ext_csd_rev, str);
> printf("=============================================\n\n");
> @@ -789,13 +795,77 @@ int do_read_extcsd(int nargs, char **argv)
> ext_csd[495]);
> printf("Extended partition attribute support"
> " [EXT_SUPPORT: 0x%02x]\n", ext_csd[494]);
> + }
> + if (ext_csd_rev >= 7) {
> + int j;
> + int eol_info;
> + char* eol_info_str[] = {
> + "Not Defined", /* 0 */
> + "Normal", /* 1 */
> + "Warning", /* 2 */
> + "Urgent", /* 3 */
> + };
> +
> + printf("Supported modes [SUPPORTED_MODES: 0x%02x]\n",
> + ext_csd[493]);
> + printf("FFU features [FFU_FEATURES: 0x%02x]\n",
> + ext_csd[492]);
> + printf("Operation codes timeout"
> + " [OPERATION_CODE_TIMEOUT: 0x%02x]\n",
> + ext_csd[491]);
> + printf("FFU Argument [FFU_ARG: 0x%08x]\n",
> + get_word_from_ext_csd(&ext_csd[487]));
> + printf("Number of FW sectors correctly programmed"
> + " [NUMBER_OF_FW_SECTORS_CORRECTLY_PROGRAMMED: %d]\n",
> + get_word_from_ext_csd(&ext_csd[302]));
> + printf("Vendor proprietary health report:\n");
> + for (j = 301; j >= 270; j--)
> + printf("[VENDOR_PROPRIETARY_HEALTH_REPORT[%d]]:"
> + " 0x%02x\n", j, ext_csd[j]);
> + for (j = 269; j >= 268; j--) {
> + __u8 life_used=ext_csd[j];
> + printf("Device life time estimation type B"
> + " [DEVICE_LIFE_TIME_EST_TYP_%c: 0x%02x]\n",
> + 'B' + (j - 269), life_used);
> + if (life_used >= 0x1 && life_used <= 0xa)
> + printf(" i.e. %d%% - %d%% device life time"
> + " used\n",
> + (life_used - 1) * 10, life_used * 10);
> + else if (life_used == 0xb)
> + printf(" i.e. Exceeded its maximum estimated"
> + " device life time\n");
> + }
> + eol_info = ext_csd[267];
> + printf("Pre EOL information [PRE_EOL_INFO: 0x%02x]\n",
> + eol_info);
> + if (eol_info < sizeof(eol_info_str)/sizeof(char*))
> + printf(" i.e. %s\n", eol_info_str[eol_info]);
> + else
> + printf(" i.e. Reserved\n");
> +
> + printf("Optimal read size [OPTIMAL_READ_SIZE: 0x%02x]\n",
> + ext_csd[266]);
> + printf("Optimal write size [OPTIMAL_WRITE_SIZE: 0x%02x]\n",
> + ext_csd[265]);
> + printf("Optimal trim unit size"
> + " [OPTIMAL_TRIM_UNIT_SIZE: 0x%02x]\n", ext_csd[264]);
> + printf("Device version [DEVICE_VERSION: 0x%02x - 0x%02x]\n",
> + ext_csd[263], ext_csd[262]);
> + printf("Firmware version:\n");
> + for (j = 261; j >= 254; j--)
> + printf("[FIRMWARE_VERSION[%d]]:"
> + " 0x%02x\n", j, ext_csd[j]);
> +
> + printf("Power class for 200MHz, DDR at VCC= 3.6V"
> + " [PWR_CL_DDR_200_360: 0x%02x]\n", ext_csd[253]);
> + }
> + if (ext_csd_rev >= 6) {
> printf("Generic CMD6 Timer [GENERIC_CMD6_TIME: 0x%02x]\n",
> ext_csd[248]);
> printf("Power off notification [POWER_OFF_LONG_TIME:
> 0x%02x]\n",
> ext_csd[247]);
> printf("Cache Size [CACHE_SIZE] is %d KiB\n",
> - ext_csd[249] << 0 | (ext_csd[250] << 8) |
> - (ext_csd[251] << 16) | (ext_csd[252] << 24));
> + get_word_from_ext_csd(&ext_csd[249]));
> }
>
> /* A441: Reserved [501:247]
> @@ -945,24 +1015,12 @@ int do_read_extcsd(int nargs, char **argv)
> printf(" User Area Enabled for boot\n");
> break;
> }
> - switch (reg & EXT_CSD_BOOT_CFG_ACC) {
> - case 0x0:
> - printf(" No access to boot partition\n");
> - break;
> - case 0x1:
> - printf(" R/W Boot Partition 1\n");
> - break;
> - case 0x2:
> - printf(" R/W Boot Partition 2\n");
> - break;
> - case 0x3:
> - printf(" R/W Replay Protected Memory Block (RPMB)\n");
> - break;
> - default:
> + boot_access = reg & EXT_CSD_BOOT_CFG_ACC;
> + if (boot_access < sizeof(boot_access_str) / sizeof(char*))
> + printf(" %s\n", boot_access_str[boot_access]);
> + else
> printf(" Access to General Purpose partition %d\n",
> - (reg & EXT_CSD_BOOT_CFG_ACC) - 3);
> - break;
> - }
> + boot_access - 3);
>
> printf("Boot config protection [BOOT_CONFIG_PROT: 0x%02x]\n",
> ext_csd[178]);
> --
> 1.9.0.rc1.175.g0b1dcb5
>
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