(subset) [PATCH v1 2/2] commands: mmc_extcsd: fix enhanced-area / GPP size display arithmetic
Sascha Hauer
s.hauer at pengutronix.de
Thu Jun 18 00:00:29 PDT 2026
On Wed, 17 Jun 2026 10:34:48 +0000, Johannes Schneider wrote:
> Per JEDEC eMMC 5.1 (JESD84-B51, February 2015), the displayed byte
> size for the enhanced user data area and for each general-purpose
> partition is the product of the SIZE_MULT bytes, the write-protect
> group size, the erase group size, and 512 KiB:
>
> §7.4.90 ENH_SIZE_MULT [142:140] (p. 219):
> Enhanced User Data Area x Size =
> (ENH_SIZE_MULT_2 * 2^16 + ENH_SIZE_MULT_1 * 2^8
> + ENH_SIZE_MULT_0 * 2^0)
> * HC_WP_GRP_SIZE * HC_ERASE_GRP_SIZE * 512 kBytes
>
> [...]
Applied, thanks!
[2/2] commands: mmc_extcsd: fix enhanced-area / GPP size display arithmetic
https://git.pengutronix.de/cgit/barebox/commit/?id=fe7386051df1 (link may not be stable)
Best regards,
--
Sascha Hauer <s.hauer at pengutronix.de>
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