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Re: [Qemu-devel] [PATCH 1/2] hw/pflash_cfi01.c: Make read after byte-wri
From: |
Peter Crosthwaite |
Subject: |
Re: [Qemu-devel] [PATCH 1/2] hw/pflash_cfi01.c: Make read after byte-write or erase return status |
Date: |
Thu, 21 Feb 2013 18:06:35 +1000 |
No breakages for Microblaze test cases and series looks good.
On Tue, Jan 22, 2013 at 12:08 AM, Peter Maydell
<address@hidden> wrote:
> The Intel flash command set requires that a read operation after
> doing a 'single byte write' command returns the status register;
> add this case to pflash_read() so we return the correct information.
> Similarly, the case for the 0x28 flavour of block erase was missing.
>
> Signed-off-by: Peter Maydell <address@hidden>
Reviewed-by: Peter Crosthwaite <address@hidden>
Tested-by: Peter Crosthwaite <address@hidden>
> ---
> hw/pflash_cfi01.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/hw/pflash_cfi01.c b/hw/pflash_cfi01.c
> index aadedef..310c716 100644
> --- a/hw/pflash_cfi01.c
> +++ b/hw/pflash_cfi01.c
> @@ -162,7 +162,10 @@ static uint32_t pflash_read (pflash_t *pfl, hwaddr
> offset,
> }
>
> break;
> + case 0x10: /* Single byte program */
> case 0x20: /* Block erase */
> + case 0x28: /* Block erase */
> + case 0x40: /* single byte program */
> case 0x50: /* Clear status register */
> case 0x60: /* Block /un)lock */
> case 0x70: /* Status Register */
> --
> 1.7.9.5
>
>
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