Hi, Subjects of Patch[1/3~3/3] are same, it can be confused. Best Regards, Jaehoon Chung On 11/11/2014 02:13 AM, Avi Shchislowski wrote: > he Field Firmware Update (FFU) feature is new for eMMC 5.0 spec (Jedec: > JESD84-B50.pdf) > > http://www.jedec.org/standards-documents/technology-focus-areas/flash- > memory-ssds-ufs-emmc/e-mmc > > *New ioctl has been add: > * [Alex Lemberg] "MMC_FFU_INVOKE - transfer the new Firmware data from user spac[Alex Lemberg]space > to the eMMC deivce and install the new image[Alex Lemberg] firmware. > * This solution allows to: > - Complete eMMC 5.0 FFU procedure as an atomic operation, without being interrupted by other IO requests > - Not limited Firmware data size. Using Multiple Write operations. > - Support of both EXT_CSD_MODE_OPERATION_CODES modes [Alex Lemberg] > * The solution is using "udev" device manager to transfer FW data from user space to eMMC driver [Alex Lemberg] > * Pre-existing functions from mmc_test were used in this solution. > > Signed-off-by: Avi Shchislowski <avi.shchislowski@xxxxxxxxxxx> > Signed-off-by: Alex Lemberg <alex.lemberg@xxxxxxxxxxx> > > Avi Shchislowski (3): > mmc: Support FFU for eMMC v5.0 > mmc: Support FFU for eMMC v5.0 > mmc: Support FFU for eMMC v5.0 > > drivers/mmc/card/Kconfig | 8 + > drivers/mmc/card/block.c | 5 + > drivers/mmc/card/mmc_test.c | 97 +-------- > drivers/mmc/core/Makefile | 1 + > drivers/mmc/core/core.c | 128 ++++++++++++ > drivers/mmc/core/mmc.c | 9 + > drivers/mmc/core/mmc_ffu.c | 487 +++++++++++++++++++++++++++++++++++++++++++ > include/linux/mmc/card.h | 2 + > include/linux/mmc/core.h | 30 +++ > include/linux/mmc/mmc.h | 9 + > 10 files changed, 690 insertions(+), 86 deletions(-) > create mode 100644 drivers/mmc/core/mmc_ffu.c > -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
