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Re: [Qemu-devel] [PATCH 01/26] sdbus: add a QMP command to access a SDBu
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From: |
Philippe Mathieu-Daudé |
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Subject: |
Re: [Qemu-devel] [PATCH 01/26] sdbus: add a QMP command to access a SDBus |
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Date: |
Thu, 14 Dec 2017 10:25:19 -0300 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.5.0 |
Hi Paolo,
On 12/14/2017 06:34 AM, Paolo Bonzini wrote:
> On 14/12/2017 10:06, Kevin Wolf wrote:
[...]
>> Doing this kind of thing over QMP doesn't look right to me. qtests
>> should access hardware the same way as real guests access the hardware
>> (i.e. MMIO and I/O ports).
[...]
>
> Yeah, what we usually do is not test the device (e.g. SCSI) directly,
> but only through the HBA (e.g. virtio-scsi or AHCI, it would be SDHCI in
> this case).
Yes, a SDHCI qtest is added in a later series (in C) using MMIO access:
http://lists.nongnu.org/archive/html/qemu-devel/2017-12/msg02391.html
But to be sure the SDHCI is correct I needed a SD slave to behave
correctly ;) Hence this "bus test".
Regards,
Phil.
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[Qemu-devel] [RFC PATCH 02/26] sdcard: add a Python qtest, Philippe Mathieu-Daudé, 2017/12/13
[Qemu-devel] [PATCH 03/26] sdcard: use ldst API, Philippe Mathieu-Daudé, 2017/12/13
[Qemu-devel] [PATCH 04/26] sdcard: replace fprintf() -> qemu_log_mask(), Philippe Mathieu-Daudé, 2017/12/13
[Qemu-devel] [PATCH 05/26] sdcard: rename sd_set_mode() -> sd_update_mode(), Philippe Mathieu-Daudé, 2017/12/13
[Qemu-devel] [PATCH 06/26] sdcard: add sd_set_mode(), Philippe Mathieu-Daudé, 2017/12/13
[Qemu-devel] [PATCH 07/26] sdcard: add sdcard_set_mode() trace event, Philippe Mathieu-Daudé, 2017/12/13