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Re: [PATCH v2 2/8] hw/sd: sd: Only SDSC cards support CMD28/29/30
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From: |
Philippe Mathieu-Daudé |
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Subject: |
Re: [PATCH v2 2/8] hw/sd: sd: Only SDSC cards support CMD28/29/30 |
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Date: |
Tue, 16 Feb 2021 16:32:39 +0100 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.7.0 |
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>
- [PATCH v2 0/8] hw/sd: sd: Erase operation and other fixes, Bin Meng, 2021/02/16
- [PATCH v2 1/8] hw/sd: sd: Fix address check in sd_erase(), Bin Meng, 2021/02/16
- [PATCH v2 2/8] hw/sd: sd: Only SDSC cards support CMD28/29/30, Bin Meng, 2021/02/16
- Re: [PATCH v2 2/8] hw/sd: sd: Only SDSC cards support CMD28/29/30,
Philippe Mathieu-Daudé <=
- [PATCH v2 3/8] hw/sd: sd: Fix CMD30 response type, Bin Meng, 2021/02/16
- [PATCH v2 5/8] hw/sd: sd: Skip write protect groups check in sd_erase() for high capacity cards, Bin Meng, 2021/02/16
- [PATCH v2 4/8] hw/sd: sd: Move the sd_block_{read, write} and macros ahead, Bin Meng, 2021/02/16
- [PATCH v2 6/8] hw/sd: sd: Actually perform the erase operation, Bin Meng, 2021/02/16
- [PATCH v2 8/8] hw/sd: sd: Bypass the RCA check for CMD13 in SPI mode, Bin Meng, 2021/02/16