- 29 Aug, 2016 3 commits
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Tomas Melin authored
Adding 'continue' option to: gp create enh_area set write_reliability set Partitioning commands are connected, register PARTITION_SETTING_COMPLETED should not be written until all settings have been done. The continue option enables writing more than one partitioning setting before sealing settings. Signed-off-by: Tomas Melin <tomas.melin@vaisala.com> Signed-off-by: Chris Ball <chris@printf.net>
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Tomas Melin authored
Signed-off-by: Tomas Melin <tomas.melin@vaisala.com> Signed-off-by: Chris Ball <chris@printf.net>
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Tomas Melin authored
Block-addressed devices should have address multiplied with sector size. Clarify with comment how is_blockaddressed() is calculated. Signed-off-by: Tomas Melin <tomas.melin@vaisala.com> Signed-off-by: Chris Ball <chris@printf.net>
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- 23 Jun, 2016 1 commit
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Adrian Hunter authored
Display Command Queue information when printing Extended CSD Example: # mmc extcsd read /dev/mmcblk0 | grep CMDQ Command Queue Support [CMDQ_SUPPORT]: 0x01 Command Queue Depth [CMDQ_DEPTH]: 16 Command Enabled [CMDQ_MODE_EN]: 0x01 Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org> Signed-off-by: Chris Ball <chris@printf.net>
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- 07 Jun, 2016 1 commit
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Al Cooper authored
Add commands to get and set write protect modes for the specified areas of the user partition. The ability to set permanent write protect is #ifdef'd with "DANGEROUS_COMMANDS_ENABLED" because it has the ability to make the eMMC device and possibly the system permanently unusable. Signed-off-by: Al Cooper <alcooperx@gmail.com> Signed-off-by: Chris Ball <chris@printf.net>
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- 11 May, 2016 1 commit
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Markus Schuetterle authored
Modified 'bootpart enable' function to disable partition boot by setting the <partition> parameter to 0. Signed-off-by: Markus Schuetterle <markus.schuetterle@intel.com> Signed-off-by: Chris Ball <chris@printf.net>
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- 08 Mar, 2016 1 commit
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Avi Shchislowski authored
Adding support for field firmware update over multiple command ioctl. As multiple command ioctl is supported only from kernel 4.4, this patch should be used against kernel 4.4 and above. Known issues: - There is no support for Multiple Block write commands (CMD25) in existing IOCTL implementation - In case MODE_OPERATION_CODES field is not supported by the device manual reset of the device/platform is required. The reset issue discussed in another email thread - " [RFC 0/6] mmc: Field Firmware Update" Signed-off-by: Yaniv Agman <yaniv.agman@sandisk.com> Signed-off-by: Avi Shchislowski <avi.shchislowski@sandisk.com> Signed-off-by: Chris Ball <chris@printf.net>
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- 26 Feb, 2016 1 commit
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Sebastian Rasmussen authored
The lsmmc tools contains an extensive parser of the CID, CSD, SCR registers from userspace. The utility works as-is and uses sysfs to read the register values. The original code is created by Sebastian Rasmussen and still lives in an attachment in the mail archive of linux-mmc. It need to be merged into mmc-utils repository, which is convenient for testing MMC device from userspace. Change since v3: - Remove the unused EXT_CSD parser in lsmmc.c file. Signed-off-by: Sebastian Rasmussen <sebras@gmail.com> Signed-off-by: Chris Ball <chris@printf.net> Signed-off-by: Baolin Wang <baolin.wang@linaro.org>
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- 18 Nov, 2015 2 commits
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Marcus Folkesson authored
Signed-off-by: Marcus Folkesson <marcus.folkesson@gmail.com>
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Marcus Folkesson authored
Signed-off-by: Marcus Folkesson <marcus.folkesson@gmail.com>
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- 01 May, 2015 4 commits
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Al Cooper authored
The MMC4.5 specification added an optional cache for eMMC devices. This change will add the ability to enable/disable the cache. Signed-off-by: Al Cooper <acooperx@gmail.com> Signed-off-by: Chris Ball <chris@printf.net>
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Al Cooper authored
This was added because some eMMC devices had the boot bus conditions set incorrectly causing them to hang on boot. Signed-off-by: Al Cooper <acooperx@gmail.com> Signed-off-by: Chris Ball <chris@printf.net>
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Balaji T K authored
create gp partition if needed with enhanced / extended attribute. Signed-off-by: Balaji T K <balajitk@ti.com> Signed-off-by: Chris Ball <chris@printf.net>
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Balaji T K authored
In addition to user area, General purpose partition can be be marked with enhanced attribute, retain enhanced attributes of gp partition while creating enhanced user area and add check for max enhanced area of the device. Signed-off-by: Balaji T K <balajitk@ti.com> Signed-off-by: Chris Ball <chris@printf.net>
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- 25 Mar, 2015 1 commit
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Yaniv Gardi authored
3rd party HMAC SHA256 implementation has been added to the driver, and since driver common code (mmc_cmds.c) includes calling to routines and data structures that reside in these 3rd party files (under 3rdparty\hmac_sha) these files should be compiled as well in Android.mk makefile. Signed-off-by: Yaniv Gardi <ygardi@codeaurora.org> Signed-off-by: Chris Ball <chris@printf.net>
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- 12 Aug, 2014 3 commits
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Chris Ball authored
Signed-off-by: Chris Ball <chris@printf.net>
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Roman Peniaev authored
mmc rpmb write-key <rpmb device> <key file> Program authentication key which is 32 bytes length and stored in the specified file. Also you can specify '-' instead of key file path and utility will read the key from stdin. BEWARE: key can be programmed only once! Example: $ echo -n AAAABBBBCCCCDDDDEEEEFFFFGGGGHHHH | mmc rpmb write-key /dev/mmcblk0rpmb - mmc rpmb read-counter <rpmb device> Counter value for the <rpmb device> will be read to stdout. mmc rpmb read-block <rpmb device> <address> <blocks count> <output file> [key file] Blocks of 256 bytes will be read from <rpmb device> to output file or stdout if '-' is specified instead of regular path. If key is specified - read data will be verified. Instead of regular path you can specify '-' and key will be read from stdin. Example: $ echo -n AAAABBBBCCCCDDDDEEEEFFFFGGGGHHHH | \ mmc rpmb read-block /dev/mmcblk0rpmb 0x02 2 /tmp/block - or read the block without verification $ mmc rpmb read-block /dev/mmcblk0rpmb 0x02 2 /tmp/block mmc rpmb write-block <rpmb device> <address> <256 byte data file> <key file> Block of 256 bytes will be written from data file to <rpmb device>. Also you can specify '-' instead of key file path or data file and utility will read the data from stdin. Example: $ (awk 'BEGIN {while (c++<256) printf "a"}' | echo -n AAAABBBBCCCCDDDDEEEEFFFFGGGGHHHH) | \ mmc rpmb write-block /dev/mmcblk0rpmb 0x02 - - Signed-off-by: Roman Pen <r.peniaev@gmail.com> Cc: Ulf Hansson <ulf.hansson@linaro.org>, Cc: Ben Gardiner <bengardiner@nanometrics.ca>, Signed-off-by: Chris Ball <chris@printf.net>
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Roman Peniaev authored
RPMB requires digital signature of the message. Take the implementation of HMAC SHA256 from this place https://github.com/ogay/hmac.git Actually this is BSD license, IANAL but according to my understanding nothing terrible will happen if we provide all the original copyrights. Signed-off-by: Roman Pen <r.peniaev@gmail.com> Cc: Ben Gardiner <bengardiner@nanometrics.ca> Signed-off-by: Chris Ball <chris@printf.net>
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- 23 Jan, 2014 1 commit
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Mike Frysinger authored
Fix the recurisve make targets by using $(MAKE). Otherwise we get lots of warnings and issues with parallel builds. Fix the install target -- the man subdir was missing a dummy target. Add proper .PHONY markings. Change-Id: I640d42af0bdf96baf6ff0ca022fd3f7f444b2d05 Signed-off-by: Mike Frysinger <vapier@chromium.org> Reviewed-on: https://chromium-review.googlesource.com/179621 Reviewed-by: Grant Grundler <grundler@chromium.org> Signed-off-by: Chris Ball <chris@printf.net>
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- 26 Sep, 2013 5 commits
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Oliver Metz authored
Signed-off-by: Oliver Metz <oliver@freetz.org> Reviewed-by: Ben Gardiner <ben.l.gardiner@gmail.com> Signed-off-by: Chris Ball <cjb@laptop.org>
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Oliver Metz authored
Signed-off-by: Oliver Metz <oliver@freetz.org> Reviewed-by: Ben Gardiner <ben.l.gardiner@gmail.com> Signed-off-by: Chris Ball <cjb@laptop.org>
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Ben Gardiner authored
Signed-off-by: Ben Gardiner <ben.l.gardiner@gmail.com> Signed-off-by: Chris Ball <cjb@laptop.org>
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Ben Gardiner authored
Signed-off-by: Ben Gardiner <ben.l.gardiner@gmail.com> Signed-off-by: Chris Ball <cjb@laptop.org>
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Ben Gardiner authored
Extract a function which sets the OTP PARTITION_SETTING_COMPLETE bit; once this bit is set there are many other parameters in EXT_CSD which can no longer be set. Multiple OTP partition settings can be achieved by calling 'set' commands with '-n' on all except for the last. Signed-off-by: Ben Gardiner <ben.l.gardiner@gmail.com> Signed-off-by: Chris Ball <cjb@laptop.org>
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- 27 Jun, 2013 11 commits
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Ben Gardiner authored
Signed-off-by: Ben Gardiner <bengardiner@nanometrics.ca> Signed-off-by: Chris Ball <cjb@laptop.org>
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Ben Gardiner authored
Signed-off-by: Ben Gardiner <bengardiner@nanometrics.ca> Signed-off-by: Chris Ball <cjb@laptop.org>
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Ben Gardiner authored
Signed-off-by: Ben Gardiner <bengardiner@nanometrics.ca> Signed-off-by: Chris Ball <cjb@laptop.org>
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Ben Gardiner authored
The enhanced user area start field is 4 bytes long according to the eMMC 4.41 spec. Signed-off-by: Ben Gardiner <bengardiner@nanometrics.ca> Signed-off-by: Chris Ball <cjb@laptop.org>
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Ben Gardiner authored
mmc status get </path/to/mmcblkX> Signed-off-by: Ben Gardiner <bengardiner@nanometrics.ca> Signed-off-by: Chris Ball <cjb@laptop.org>
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Ben Gardiner authored
Signed-off-by: Ben Gardiner <bengardiner@nanometrics.ca> Signed-off-by: Chris Ball <cjb@laptop.org>
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Ben Gardiner authored
Signed-off-by: Chris Ball <cjb@laptop.org>
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Ben Gardiner authored
Most useful when cross-compiling. Signed-off-by: Ben Gardiner <bengardiner@nanometrics.ca> Signed-off-by: Chris Ball <cjb@laptop.org>
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Oleg Matcovschi authored
Analysis was based on value of EXT_CSD_BOOT_INFO, not CARD_TYPE. CARD_TYPE should be handled using bitmask, not values. Signed-off-by: Oleg Matcovschi <olegm@lab126.com> Signed-off-by: Chris Ball <cjb@laptop.org>
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Oleg Matcovschi authored
We require only MMC_BLOCK_MAJOR which is constant. Signed-off-by: Oleg Matcovschi <olegm@lab126.com> Signed-off-by: Chris Ball <cjb@laptop.org>
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Mario Schuknecht authored
Improve "extcsd read" output of the registers. Right-shift by 3 of EXT_CSD_BOOT_CFG_EN bits. Expand the EXT_CSD_BOOT_CFG_ACC bit mask to 0x7. Add case 3 RPMB partition. Signed-off-by: Mario Schuknecht <mario.schuknecht@dresearch-fe.de> Signed-off-by: Chris Ball <cjb@laptop.org>
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- 26 May, 2013 2 commits
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Yaniv Gardi authored
This patch adds a method to trigger Sanitize command to MMC. The Sanitize command is used for deleting the unmapped memory region of the MMC device. Signed-off-by: Yaniv Gardi <ygardi@codeaurora.org> Acked-by: Subhash Jadavani <subhashj@codeaurora.org> Signed-off-by: Chris Ball <cjb@laptop.org>
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Yaniv Gardi authored
Signed-off-by: Yaniv Gardi <ygardi@codeaurora.org> Signed-off-by: Chris Ball <cjb@laptop.org>
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- 19 Oct, 2012 2 commits
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Chris Ball authored
(Note: one-time programmable fuse.) $ mmc hwreset enable /dev/mmcblk0 $ mmc hwreset disable /dev/mmcblk0
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Chris Ball authored
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- 21 Sep, 2012 1 commit
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Chris Ball authored
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