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here is the log from the commit of package mmc-utils for openSUSE:Factory 
checked in at 2021-09-14 21:14:30
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Comparing /work/SRC/openSUSE:Factory/mmc-utils (Old)
 and      /work/SRC/openSUSE:Factory/.mmc-utils.new.1899 (New)
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

Package is "mmc-utils"

Tue Sep 14 21:14:30 2021 rev:16 rq:918828 version:0.1+git.20210824

Changes:
--------
--- /work/SRC/openSUSE:Factory/mmc-utils/mmc-utils.changes      2021-06-24 
18:22:58.884943321 +0200
+++ /work/SRC/openSUSE:Factory/.mmc-utils.new.1899/mmc-utils.changes    
2021-09-14 21:14:46.572427795 +0200
@@ -1,0 +2,6 @@
+Tue Sep 14 06:42:42 UTC 2021 - Martin Pluskal <mplus...@suse.com>
+
+- Update to version 0.1+git.20210824:
+  * mmc-utils: Fix for Firmware Version string printing
+
+-------------------------------------------------------------------

Old:
----
  mmc-utils-0.1+git.20210330.obscpio
  mmc-utils-0.1+git.20210511.obscpio

New:
----
  mmc-utils-0.1+git.20210824.obscpio

++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

Other differences:
------------------
++++++ mmc-utils.spec ++++++
--- /var/tmp/diff_new_pack.HLGfQw/_old  2021-09-14 21:14:47.200428412 +0200
+++ /var/tmp/diff_new_pack.HLGfQw/_new  2021-09-14 21:14:47.204428415 +0200
@@ -17,7 +17,7 @@
 
 
 Name:           mmc-utils
-Version:        0.1+git.20210511
+Version:        0.1+git.20210824
 Release:        0
 Summary:        Tools for MMC/SD devices
 License:        GPL-2.0-only

++++++ _servicedata ++++++
--- /var/tmp/diff_new_pack.HLGfQw/_old  2021-09-14 21:14:47.240428450 +0200
+++ /var/tmp/diff_new_pack.HLGfQw/_new  2021-09-14 21:14:47.244428455 +0200
@@ -1,4 +1,4 @@
 <servicedata>
 <service name="tar_scm">
                 <param 
name="url">git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc-utils.git</param>
-              <param 
name="changesrevision">43282e80e174cc73b09b81a4d17cb3a7b4dc5cfc</param></service></servicedata>
\ No newline at end of file
+              <param 
name="changesrevision">0eea71e4f22a837ed59e607743767df2d038825e</param></service></servicedata>
\ No newline at end of file

++++++ mmc-utils-0.1+git.20210330.obscpio -> mmc-utils-0.1+git.20210824.obscpio 
++++++
diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' 
'--exclude=.svnignore' old/mmc-utils-0.1+git.20210330/.gitignore 
new/mmc-utils-0.1+git.20210824/.gitignore
--- old/mmc-utils-0.1+git.20210330/.gitignore   1970-01-01 01:00:00.000000000 
+0100
+++ new/mmc-utils-0.1+git.20210824/.gitignore   2021-08-24 10:57:33.000000000 
+0200
@@ -0,0 +1,3 @@
+.*.o.d
+*.o
+/mmc
diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' 
'--exclude=.svnignore' old/mmc-utils-0.1+git.20210330/mmc.c 
new/mmc-utils-0.1+git.20210824/mmc.c
--- old/mmc-utils-0.1+git.20210330/mmc.c        2021-03-30 15:28:34.000000000 
+0200
+++ new/mmc-utils-0.1+git.20210824/mmc.c        2021-08-24 10:57:33.000000000 
+0200
@@ -229,6 +229,14 @@
                "Run Field Firmware Update with <image name> on <device>.\n",
          NULL
        },
+       { do_erase, -4,
+       "erase", "<type> " "<start address> " "<end address> " "<device>\n"
+               "Send Erase CMD38 with specific argument to the <device>\n\n"
+               "NOTE!: This will delete all user data in the specified region 
of the device\n"
+               "<type> must be: legacy | discard | secure-erase | "
+               "secure-trim1 | secure-trim2 | trim \n",
+       NULL
+       },
        { 0, 0, 0, 0 }
 };
 
diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' 
'--exclude=.svnignore' old/mmc-utils-0.1+git.20210330/mmc.h 
new/mmc-utils-0.1+git.20210824/mmc.h
--- old/mmc-utils-0.1+git.20210330/mmc.h        2021-03-30 15:28:34.000000000 
+0200
+++ new/mmc-utils-0.1+git.20210824/mmc.h        2021-08-24 10:57:33.000000000 
+0200
@@ -35,7 +35,15 @@
 #define MMC_SET_WRITE_PROT     28    /* ac   [31:0] data addr   R1b */
 #define MMC_CLEAR_WRITE_PROT   29    /* ac   [31:0] data addr   R1b */
 #define MMC_SEND_WRITE_PROT_TYPE 31   /* ac   [31:0] data addr   R1  */
-
+#define MMC_ERASE_GROUP_START  35    /* ac   [31:0] data addr   R1  */
+#define MMC_ERASE_GROUP_END    36    /* ac   [31:0] data addr   R1  */
+#define MMC_ERASE              38    /* ac   [31] Secure request
+                                             [30:16] set to 0
+                                             [15] Force Garbage Collect request
+                                             [14:2] set to 0
+                                             [1] Discard Enable
+                                             [0] Identify Write Blocks for
+                                             Erase (or TRIM Enable)  R1b */
 /*
  * EXT_CSD fields
  */
@@ -62,6 +70,7 @@
 #define EXT_CSD_CACHE_SIZE_2           251
 #define EXT_CSD_CACHE_SIZE_1           250
 #define EXT_CSD_CACHE_SIZE_0           249
+#define EXT_CSD_SEC_FEATURE_SUPPORT    231
 #define EXT_CSD_BOOT_INFO              228     /* R/W */
 #define EXT_CSD_HC_ERASE_GRP_SIZE      224
 #define EXT_CSD_HC_WP_GRP_SIZE         221
@@ -190,6 +199,8 @@
 #define EXT_CSD_REV_V4_2               2
 #define EXT_CSD_REV_V4_1               1
 #define EXT_CSD_REV_V4_0               0
+#define EXT_CSD_SEC_GB_CL_EN           (1<<4)
+#define EXT_CSD_SEC_ER_EN              (1<<0)
 
 
 /* From kernel linux/mmc/core.h */
diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' 
'--exclude=.svnignore' old/mmc-utils-0.1+git.20210330/mmc_cmds.c 
new/mmc-utils-0.1+git.20210824/mmc_cmds.c
--- old/mmc-utils-0.1+git.20210330/mmc_cmds.c   2021-03-30 15:28:34.000000000 
+0200
+++ new/mmc-utils-0.1+git.20210824/mmc_cmds.c   2021-08-24 10:57:33.000000000 
+0200
@@ -1392,6 +1392,7 @@
        __u32 regl;
        int fd, ret;
        char *device;
+       char lbuf[10];
        const char *str;
 
        if (nargs != 2) {
@@ -1833,8 +1834,9 @@
        }
 
        if (ext_csd_rev >= 7) {
-               printf("eMMC Firmware Version: %s\n",
-                       (char*)&ext_csd[EXT_CSD_FIRMWARE_VERSION]);
+                memset(lbuf, 0, sizeof(lbuf));
+               strncpy(lbuf, (char*)&ext_csd[EXT_CSD_FIRMWARE_VERSION], 8);
+               printf("eMMC Firmware Version: %s\n", lbuf);
                printf("eMMC Life Time Estimation A 
[EXT_CSD_DEVICE_LIFE_TIME_EST_TYP_A]: 0x%02x\n",
                        ext_csd[EXT_CSD_DEVICE_LIFE_TIME_EST_TYP_A]);
                printf("eMMC Life Time Estimation B 
[EXT_CSD_DEVICE_LIFE_TIME_EST_TYP_B]: 0x%02x\n",
@@ -2514,6 +2516,150 @@
        return do_cache_ctrl(0, nargs, argv);
 }
 
+static int erase(int dev_fd, __u32 argin, __u32 start, __u32 end)
+{
+       int ret = 0;
+       struct mmc_ioc_multi_cmd *multi_cmd;
+       __u8 ext_csd[512];
+
+
+       ret = read_extcsd(dev_fd, ext_csd);
+       if (ret) {
+               fprintf(stderr, "Could not read EXT_CSD\n");
+               exit(1);
+       }
+       if (ext_csd[EXT_CSD_ERASE_GROUP_DEF] & 0x01) {
+         fprintf(stderr, "High Capacity Erase Unit Size=%d bytes\n" \
+                          "High Capacity Erase Timeout=%d ms\n" \
+                          "High Capacity Write Protect Group Size=%d bytes\n",
+                          ext_csd[224]*0x80000,
+                          ext_csd[223]*300,
+                           ext_csd[221]*ext_csd[224]*0x80000);
+       }
+
+       multi_cmd = calloc(1, sizeof(struct mmc_ioc_multi_cmd) +
+                          3 * sizeof(struct mmc_ioc_cmd));
+       if (!multi_cmd) {
+               perror("Failed to allocate memory");
+               return -ENOMEM;
+       }
+
+       multi_cmd->num_of_cmds = 3;
+       /* Set erase start address */
+       multi_cmd->cmds[0].opcode = MMC_ERASE_GROUP_START;
+       multi_cmd->cmds[0].arg = start;
+       multi_cmd->cmds[0].flags = MMC_RSP_SPI_R1 | MMC_RSP_R1 | MMC_CMD_AC;
+       multi_cmd->cmds[0].write_flag = 1;
+
+       /* Set erase end address */
+       multi_cmd->cmds[1].opcode = MMC_ERASE_GROUP_END;
+       multi_cmd->cmds[1].arg = end;
+       multi_cmd->cmds[1].flags = MMC_RSP_SPI_R1 | MMC_RSP_R1 | MMC_CMD_AC;
+       multi_cmd->cmds[1].write_flag = 1;
+
+       /* Send Erase Command */
+       multi_cmd->cmds[2].opcode = MMC_ERASE;
+       multi_cmd->cmds[2].arg = argin;
+       multi_cmd->cmds[2].cmd_timeout_ms = 300*255*255;
+       multi_cmd->cmds[2].flags = MMC_RSP_SPI_R1B | MMC_RSP_R1B | MMC_CMD_AC;
+       multi_cmd->cmds[2].write_flag = 1;
+
+       /* send erase cmd with multi-cmd */
+       ret = ioctl(dev_fd, MMC_IOC_MULTI_CMD, multi_cmd);
+       if (ret)
+               perror("Erase multi-cmd ioctl");
+
+       free(multi_cmd);
+       return ret;
+}
+
+int do_erase(int nargs, char **argv)
+{
+       int dev_fd, ret;
+       char *print_str;
+       __u8 ext_csd[512], checkup_mask = 0;
+       __u32 arg, start, end;
+
+       if (nargs != 5) {
+               fprintf(stderr, "Usage: erase <type> <start addr> <end addr> 
</path/to/mmcblkX>\n");
+               exit(1);
+       }
+
+       if (strstr(argv[2], "0x") || strstr(argv[2], "0X"))
+               start = strtol(argv[2], NULL, 16);
+       else
+               start = strtol(argv[2], NULL, 10);
+
+       if (strstr(argv[3], "0x") || strstr(argv[3], "0X"))
+               end = strtol(argv[3], NULL, 16);
+       else
+               end = strtol(argv[3], NULL, 10);
+
+       if (end < start) {
+               fprintf(stderr, "erase start [0x%08x] > erase end [0x%08x]\n",
+                       start, end);
+               exit(1);
+       }
+
+       if (strcmp(argv[1], "legacy") == 0) {
+               arg = 0x00000000;
+               print_str = "Legacy Erase";
+       } else if (strcmp(argv[1], "discard") == 0) {
+               arg = 0x00000003;
+               print_str = "Discard";
+       } else if (strcmp(argv[1], "secure-erase") == 0) {
+               print_str = "Secure Erase";
+               checkup_mask = EXT_CSD_SEC_ER_EN;
+               arg = 0x80000000;
+       } else if (strcmp(argv[1], "secure-trim1") == 0) {
+               print_str = "Secure Trim Step 1";
+               checkup_mask = EXT_CSD_SEC_ER_EN | EXT_CSD_SEC_GB_CL_EN;
+               arg = 0x80000001;
+       } else if (strcmp(argv[1], "secure-trim2") == 0) {
+               print_str = "Secure Trim Step 2";
+               checkup_mask = EXT_CSD_SEC_ER_EN | EXT_CSD_SEC_GB_CL_EN;
+               arg = 0x80008000;
+       } else if (strcmp(argv[1], "trim") == 0) {
+               print_str = "Trim";
+               checkup_mask = EXT_CSD_SEC_GB_CL_EN;
+               arg = 0x00000001;
+       } else {
+               fprintf(stderr, "Unknown erase type: %s\n", argv[1]);
+               exit(1);
+       }
+
+       dev_fd = open(argv[4], O_RDWR);
+       if (dev_fd < 0) {
+               perror(argv[4]);
+               exit(1);
+       }
+
+       if (checkup_mask) {
+               ret = read_extcsd(dev_fd, ext_csd);
+               if (ret) {
+                       fprintf(stderr, "Could not read EXT_CSD from %s\n",
+                               argv[4]);
+                       goto out;
+               }
+               if ((checkup_mask & ext_csd[EXT_CSD_SEC_FEATURE_SUPPORT]) !=
+                                                               checkup_mask) {
+                       fprintf(stderr, "%s is not supported in %s\n",
+                               print_str, argv[4]);
+                       ret = -ENOTSUP;
+                       goto out;
+               }
+
+       }
+       printf("Executing %s from 0x%08x to 0x%08x\n", print_str, start, end);
+
+       ret = erase(dev_fd, arg, start, end);
+out:
+       printf(" %s %s!\n\n", print_str, ret ? "Failed" : "Succeed");
+       close(dev_fd);
+       return ret;
+}
+
+
 int do_ffu(int nargs, char **argv)
 {
 #ifndef MMC_IOC_MULTI_CMD
diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' 
'--exclude=.svnignore' old/mmc-utils-0.1+git.20210330/mmc_cmds.h 
new/mmc-utils-0.1+git.20210824/mmc_cmds.h
--- old/mmc-utils-0.1+git.20210330/mmc_cmds.h   2021-03-30 15:28:34.000000000 
+0200
+++ new/mmc-utils-0.1+git.20210824/mmc_cmds.h   2021-08-24 10:57:33.000000000 
+0200
@@ -45,3 +45,4 @@
 int do_read_scr(int argc, char **argv);
 int do_read_cid(int argc, char **argv);
 int do_read_csd(int argc, char **argv);
+int do_erase(int nargs, char **argv);

++++++ mmc-utils.obsinfo ++++++
--- /var/tmp/diff_new_pack.HLGfQw/_old  2021-09-14 21:14:47.368428577 +0200
+++ /var/tmp/diff_new_pack.HLGfQw/_new  2021-09-14 21:14:47.368428577 +0200
@@ -1,5 +1,5 @@
 name: mmc-utils
-version: 0.1+git.20210511
-mtime: 1620729955
-commit: 43282e80e174cc73b09b81a4d17cb3a7b4dc5cfc
+version: 0.1+git.20210824
+mtime: 1629795453
+commit: 0eea71e4f22a837ed59e607743767df2d038825e
 

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