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print KiB sizes for some fields

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Signed-off-by: Ben Gardiner <bengardiner@nanometrics.ca>
Signed-off-by: Chris Ball <cjb@laptop.org>
This commit is contained in:
Ben Gardiner 2013-05-30 17:12:50 -04:00 committed by Chris Ball
parent 4e85023654
commit f82e27a1b1
2 changed files with 37 additions and 6 deletions
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3
mmc.h
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@ -51,6 +51,9 @@
#define EXT_CSD_RST_N_FUNCTION 162 /* R/W */
#define EXT_CSD_PARTITIONING_SUPPORT 160 /* RO */
#define EXT_CSD_PARTITION_SETTING_COMPLETED 155 /* R/W */
#define EXT_CSD_ENH_SIZE_MULT_2 142
#define EXT_CSD_ENH_SIZE_MULT_1 141
#define EXT_CSD_ENH_SIZE_MULT_0 140
#define EXT_CSD_ENH_START_ADDR_3 139
#define EXT_CSD_ENH_START_ADDR_2 138
#define EXT_CSD_ENH_START_ADDR_1 137

40
mmc_cmds.c
View File

@ -439,6 +439,16 @@ int is_blockaddresed(__u8 *ext_csd)
return (sectors > (2u * 1024 * 1024 * 1024) / 512);
}
unsigned int get_hc_wp_grp_size(__u8 *ext_csd)
{
return ext_csd[221];
}
unsigned int get_hc_erase_grp_size(__u8 *ext_csd)
{
return ext_csd[224];
}
int do_read_extcsd(int nargs, char **argv)
{
__u8 ext_csd[512], ext_csd_rev, reg;
@ -593,14 +603,22 @@ int do_read_extcsd(int nargs, char **argv)
/* A441/A43: reserved [227] */
printf("Boot partition size [BOOT_SIZE_MULTI: 0x%02x]\n", ext_csd[226]);
printf("Access size [ACC_SIZE: 0x%02x]\n", ext_csd[225]);
reg = get_hc_erase_grp_size(ext_csd);
printf("High-capacity erase unit size [HC_ERASE_GRP_SIZE: 0x%02x]\n",
ext_csd[224]);
reg);
printf(" i.e. %u KiB\n", 512 * reg);
printf("High-capacity erase timeout [ERASE_TIMEOUT_MULT: 0x%02x]\n",
ext_csd[223]);
printf("Reliable write sector count [REL_WR_SEC_C: 0x%02x]\n",
ext_csd[222]);
reg = get_hc_wp_grp_size(ext_csd);
printf("High-capacity W protect group size [HC_WP_GRP_SIZE: 0x%02x]\n",
ext_csd[221]);
reg);
printf(" i.e. %lu KiB\n", 512l * get_hc_erase_grp_size(ext_csd) * reg);
printf("Sleep current (VCC) [S_C_VCC: 0x%02x]\n", ext_csd[220]);
printf("Sleep current (VCCQ) [S_C_VCCQ: 0x%02x]\n", ext_csd[219]);
/* A441/A43: reserved [218] */
@ -739,9 +757,14 @@ int do_read_extcsd(int nargs, char **argv)
else
printf(" Device cannot have enhanced tech.\n");
reg = (ext_csd[159] << 16) | (ext_csd[158] << 8) |
ext_csd[157];
printf("Max Enhanced Area Size [MAX_ENH_SIZE_MULT]: 0x%06x\n",
(ext_csd[159] << 16) | (ext_csd[158] << 8) |
ext_csd[157]);
reg);
unsigned int wp_sz = get_hc_wp_grp_size(ext_csd);
unsigned int erase_sz = get_hc_erase_grp_size(ext_csd);
printf(" i.e. %lu KiB\n", 512l * reg * wp_sz * erase_sz);
printf("Partitions attribute [PARTITIONS_ATTRIBUTE]: 0x%02x\n",
ext_csd[156]);
reg = ext_csd[EXT_CSD_PARTITION_SETTING_COMPLETED];
@ -763,9 +786,14 @@ int do_read_extcsd(int nargs, char **argv)
printf(" [GP_SIZE_MULT_1]: 0x%06x\n", (ext_csd[145] << 16) |
(ext_csd[144] << 8) | ext_csd[143]);
reg = (ext_csd[EXT_CSD_ENH_SIZE_MULT_2] << 16) |
(ext_csd[EXT_CSD_ENH_SIZE_MULT_1] << 8) |
ext_csd[EXT_CSD_ENH_SIZE_MULT_0];
printf("Enhanced User Data Area Size"
" [ENH_SIZE_MULT]: 0x%06x\n", (ext_csd[142] << 16) |
(ext_csd[141] << 8) | ext_csd[140]);
" [ENH_SIZE_MULT]: 0x%06x\n", reg);
printf(" i.e. %lu KiB\n", 512l * reg *
get_hc_erase_grp_size(ext_csd) *
get_hc_wp_grp_size(ext_csd));
reg = (ext_csd[EXT_CSD_ENH_START_ADDR_3] << 24) |
(ext_csd[EXT_CSD_ENH_START_ADDR_2] << 16) |