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Re: [Qemu-devel] [PATCH 3/4] LSI53C895A: Implement TARGET RESET message
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From: |
Paul Brook |
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Subject: |
Re: [Qemu-devel] [PATCH 3/4] LSI53C895A: Implement TARGET RESET message |
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Date: |
Mon, 8 Dec 2008 23:36:33 +0000 |
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User-agent: |
KMail/1.9.9 |
> Which I figured was because lsi_soft_reset doesn't initialize
> current_dma_len. I added current_dma_len to soft_reset and now we can
> probe with out failing, and existing partitions on the device show up,
> but any further use of the device results in broken behavior.
>...
> Because the driver is issueing bus resets, we're clobbering the scratch
> registers.
In that case I'm still very suspicious of your parch. Why are you clearing
some of the scratch registers? It sounds like you need to separate a bus
reset from a hard reset.
Paul
[Qemu-devel] [PATCH 2/4] Add 64-bit Block Move support (Direct & Table Indirect), Ryan Harper, 2008/12/08
[Qemu-devel] [PATCH 4/4] LSI53C895A: Don't reset scratch C-R on soft reset, Ryan Harper, 2008/12/08
[Qemu-devel] [PATCH 1/4] LSI53C895A: Rename dmbs register to dbms, Ryan Harper, 2008/12/08