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Re: [Qemu-devel] [PATCH V5 2/7] Add device-width property to pflash_cfi0
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From: |
Peter Maydell |
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Subject: |
Re: [Qemu-devel] [PATCH V5 2/7] Add device-width property to pflash_cfi01 |
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Date: |
Thu, 12 Dec 2013 17:31:05 +0000 |
On 5 December 2013 21:35, Roy Franz <address@hidden> wrote:
> The width of the devices that make up the flash interface
> is required to mask certain commands, in particular the
> write length for buffered writes. This length will be presented
> to each device on the interface by the program writing the flash,
> and the flash emulation code needs to be able to determine
> the length of the write as recieved by each flash device.
> The device-width defaults to the bank width which should
> maintain existing behavior for platforms that don't need
> this change.
> This change is required to support buffered writes on the
> vexpress platform that has a 32 bit flash interface with 2
> 16 bit devices on it.
>
> Signed-off-by: Roy Franz <address@hidden
Reviewed-by: Peter Maydell <address@hidden>
thanks
-- PMM
- [Qemu-devel] [PATCH V5 0/7] block, arm: Fix buffered flash writes on VExpress, Roy Franz, 2013/12/05
- [Qemu-devel] [PATCH V5 2/7] Add device-width property to pflash_cfi01, Roy Franz, 2013/12/05
- Re: [Qemu-devel] [PATCH V5 2/7] Add device-width property to pflash_cfi01,
Peter Maydell <=
- [Qemu-devel] [PATCH V5 1/7] rename pflash_t member width to bank_width, Roy Franz, 2013/12/05
- [Qemu-devel] [PATCH V5 3/7] return status for each NOR flash device, Roy Franz, 2013/12/05
- [Qemu-devel] [PATCH V5 4/7] Set proper device-width for vexpress flash, Roy Franz, 2013/12/05
- [Qemu-devel] [PATCH V5 5/7] Add max device width parameter for NOR devices, Roy Franz, 2013/12/05
- [Qemu-devel] [PATCH V5 7/7] Fix NOR flash device ID reading, Roy Franz, 2013/12/05