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Re: [PATCH v3 04/11] hw/sd/sdcard: Restrict Class 6 commands to SCSD car
From: |
Peter Maydell |
Subject: |
Re: [PATCH v3 04/11] hw/sd/sdcard: Restrict Class 6 commands to SCSD cards |
Date: |
Mon, 15 Jun 2020 14:28:49 +0100 |
On Fri, 5 Jun 2020 at 11:23, Philippe Mathieu-Daudé <philmd@redhat.com> wrote:
>
> From: Philippe Mathieu-Daudé <f4bug@amsat.org>
>
> Only SCSD cards support Class 6 (Block Oriented Write Protection)
> commands.
>
> "SD Specifications Part 1 Physical Layer Simplified Spec. v3.01"
>
> 4.3.14 Command Functional Difference in Card Capacity Types
>
> * Write Protected Group
>
> SDHC and SDXC do not support write-protected groups. Issuing
> CMD28, CMD29 and CMD30 generates the ILLEGAL_COMMAND error.
>
> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
> ---
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
thanks
-- PMM
- [PATCH v3 00/11] hw/sd/sdcard: Fix CVE-2020-13253 & cleanups, Philippe Mathieu-Daudé, 2020/06/05
- [PATCH v3 01/11] MAINTAINERS: Cc qemu-block mailing list, Philippe Mathieu-Daudé, 2020/06/05
- [PATCH v3 02/11] hw/sd/sdcard: Update coding style to make checkpatch.pl happy, Philippe Mathieu-Daudé, 2020/06/05
- [PATCH v3 03/11] hw/sd/sdcard: Do not switch to ReceivingData if address is invalid, Philippe Mathieu-Daudé, 2020/06/05
- [PATCH v3 04/11] hw/sd/sdcard: Restrict Class 6 commands to SCSD cards, Philippe Mathieu-Daudé, 2020/06/05
- Re: [PATCH v3 04/11] hw/sd/sdcard: Restrict Class 6 commands to SCSD cards,
Peter Maydell <=
- [PATCH v3 05/11] hw/sd/sdcard: Update the SDState documentation, Philippe Mathieu-Daudé, 2020/06/05
- [PATCH v3 06/11] hw/sd/sdcard: Simplify cmd_valid_while_locked(), Philippe Mathieu-Daudé, 2020/06/05
- [PATCH v3 07/11] hw/sd/sdcard: Constify sd_crc*()'s message argument, Philippe Mathieu-Daudé, 2020/06/05
- [PATCH v3 08/11] hw/sd/sdcard: Make iolen unsigned, Philippe Mathieu-Daudé, 2020/06/05
- [PATCH v3 09/11] hw/sd/sdcard: Correctly display the command name in trace events, Philippe Mathieu-Daudé, 2020/06/05
- [PATCH v3 10/11] hw/sd/sdcard: Display offset in read/write_data() trace events, Philippe Mathieu-Daudé, 2020/06/05