From: "Philippe Mathieu-Daudé" <f4bug@amsat.org>
To: Bin Meng <bmeng.cn@gmail.com>,
qemu-block@nongnu.org, qemu-devel@nongnu.org
Cc: Bin Meng <bin.meng@windriver.com>
Subject: Re: [PATCH v2 2/8] hw/sd: sd: Only SDSC cards support CMD28/29/30
Date: Tue, 16 Feb 2021 16:32:39 +0100 [thread overview]
Message-ID: <2f922d69-98c2-4c67-a859-305c11215b47@amsat.org> (raw)
In-Reply-To: <20210216150225.27996-3-bmeng.cn@gmail.com>
On 2/16/21 4:02 PM, Bin Meng wrote:
> From: Bin Meng <bin.meng@windriver.com>
>
> Per the "Physical Layer Specification Version 8.00", table 4-26
> (SD mode) and table 7-3 (SPI mode) command descriptions, the
> following commands:
>
> - CMD28 (SET_WRITE_PROT)
> - CMD29 (CLR_WRITE_PROT)
> - CMD30 (SEND_WRITE_PROT)
>
> are only supported by SDSC cards.
>
> Signed-off-by: Bin Meng <bin.meng@windriver.com>
>
> ---
>
> Changes in v2:
> - new patch: sd: Only SDSC cards support CMD28/29/30
>
> hw/sd/sd.c | 12 ++++++++++++
> 1 file changed, 12 insertions(+)
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
next prev parent reply other threads:[~2021-02-16 15:38 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-16 15:02 [PATCH v2 0/8] hw/sd: sd: Erase operation and other fixes Bin Meng
2021-02-16 15:02 ` [PATCH v2 1/8] hw/sd: sd: Fix address check in sd_erase() Bin Meng
2021-02-16 15:02 ` [PATCH v2 2/8] hw/sd: sd: Only SDSC cards support CMD28/29/30 Bin Meng
2021-02-16 15:32 ` Philippe Mathieu-Daudé [this message]
2021-02-16 15:02 ` [PATCH v2 3/8] hw/sd: sd: Fix CMD30 response type Bin Meng
2021-02-19 22:14 ` Philippe Mathieu-Daudé
2021-02-16 15:02 ` [PATCH v2 4/8] hw/sd: sd: Move the sd_block_{read, write} and macros ahead Bin Meng
2021-02-16 15:02 ` [PATCH v2 5/8] hw/sd: sd: Skip write protect groups check in sd_erase() for high capacity cards Bin Meng
2021-02-19 22:30 ` Philippe Mathieu-Daudé
2021-02-16 15:02 ` [PATCH v2 6/8] hw/sd: sd: Actually perform the erase operation Bin Meng
2021-02-19 22:28 ` Philippe Mathieu-Daudé
2021-02-20 2:41 ` Bin Meng
2021-02-16 15:02 ` [PATCH v2 7/8] hw/sd: sd: Skip write protect groups check in CMD24/25 for high capacity cards Bin Meng
2021-02-19 22:22 ` Philippe Mathieu-Daudé
2021-02-16 15:02 ` [PATCH v2 8/8] hw/sd: sd: Bypass the RCA check for CMD13 in SPI mode Bin Meng
2021-02-16 15:23 ` Philippe Mathieu-Daudé
2021-02-19 22:34 ` [PATCH v2 0/8] hw/sd: sd: Erase operation and other fixes Philippe Mathieu-Daudé
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