Thread (62 messages) 62 messages, 9 authors, 2011-03-08

MMC quirks relating to performance/lifetime.

From: arnd@arndb.de (Arnd Bergmann)
Date: 2011-02-12 18:22:22
Also in: linux-mmc

On Saturday 12 February 2011 18:33:10 Andrei Warkentin wrote:
On Sat, Feb 12, 2011 at 11:05 AM, Arnd Bergmann [off-list ref] wrote:
quoted
On Friday 11 February 2011 23:33:42 Andrei Warkentin wrote:
quoted
On Wed, Feb 9, 2011 at 3:13 AM, Arnd Bergmann [off-list ref] wrote:
quoted
Yes, this is a Toshiba card. I've sent the patch as a reply to Linus' email.

cid - 02010053454d3332479070cc51451d00
csd - d00f 0032 0f59 03ff ffffffff92404000
erase_size - 524288
fwrev - 0x0
hwrev - 0x0
manfid - 0x000002
name - SEM32G
oemid - 0x0100
preferred_erase_size - 2097152
This is a Toshiba eMMC part. It is 32GB as far as the OS can see and access.
Ah, right, that explains all the values, which make sense for eMMC4
but not for SDHC ;-)

	Arnd
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