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Re: [Qemu-devel] [PATCH arm-devs v1 10/15] xilinx_spips: Fix CTRL regist
From: |
Peter Maydell |
Subject: |
Re: [Qemu-devel] [PATCH arm-devs v1 10/15] xilinx_spips: Fix CTRL register RW bits |
Date: |
Fri, 5 Apr 2013 19:57:21 +0100 |
On 3 April 2013 05:33, Peter Crosthwaite <address@hidden> wrote:
> The CTRL register was RAZ/WI on some of the RW bits. Even though the
> function behind these bits is invalid in QEMU, they should still be
> guest accessible. Fix.
>
> Signed-off-by: Peter Crosthwaite <address@hidden>
> ---
>
> hw/xilinx_spips.c | 4 ++--
> 1 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/hw/xilinx_spips.c b/hw/xilinx_spips.c
> index 16c2e1d..a2019e4 100644
> --- a/hw/xilinx_spips.c
> +++ b/hw/xilinx_spips.c
> @@ -341,7 +341,7 @@ static uint64_t xilinx_spips_read(void *opaque, hwaddr
> addr,
> addr >>= 2;
> switch (addr) {
> case R_CONFIG:
> - mask = 0x0002FFFF;
> + mask = 0x840AFFFF;
> break;
> case R_INTR_STATUS:
> ret = s->regs[addr] & IXR_ALL;
> @@ -404,7 +404,7 @@ static void xilinx_spips_write(void *opaque, hwaddr addr,
> addr >>= 2;
> switch (addr) {
> case R_CONFIG:
> - mask = 0x0002FFFF;
> + mask = 0x840AFFFF;
> if (value & MAN_START_COM) {
> man_start_com = 1;
> }
> --
> 1.7.0.4
>
Maybe the magic number for 'implemented bits in the register'
deserves a #define ?
-- PMM
- Re: [Qemu-devel] [PATCH arm-devs v1 05/15] xilinx_spips: lqspi: Dont trash config register, (continued)
- [Qemu-devel] [PATCH arm-devs v1 06/15] xilinx_spips: Fix QSPI FIFO size, Peter Crosthwaite, 2013/04/03
- [Qemu-devel] [PATCH arm-devs v1 07/15] xilinx_spips: Trash LQ page cache on mode change, Peter Crosthwaite, 2013/04/03
- [Qemu-devel] [PATCH arm-devs v1 08/15] xilinx_spips: Add automatic start support, Peter Crosthwaite, 2013/04/03
- [Qemu-devel] [PATCH arm-devs v1 09/15] xilinx_spips: Implement automatic CS, Peter Crosthwaite, 2013/04/03
- [Qemu-devel] [PATCH arm-devs v1 10/15] xilinx_spips: Fix CTRL register RW bits, Peter Crosthwaite, 2013/04/03
- Re: [Qemu-devel] [PATCH arm-devs v1 10/15] xilinx_spips: Fix CTRL register RW bits,
Peter Maydell <=
- [Qemu-devel] [PATCH arm-devs v1 11/15] xilinx_spips: Fix striping behaviour, Peter Crosthwaite, 2013/04/03
- [Qemu-devel] [PATCH arm-devs v1 12/15] xilinx_spips: Debug msgs for Snoop state, Peter Crosthwaite, 2013/04/03
- [Qemu-devel] [PATCH arm-devs v1 13/15] xilinx_spips: Multiple debug verbosity levels, Peter Crosthwaite, 2013/04/03
- [Qemu-devel] [PATCH arm-devs v1 14/15] xilinx_spips: lqspi: Push more data to tx-fifo, Peter Crosthwaite, 2013/04/03
- [Qemu-devel] [PATCH arm-devs v1 15/15] xilinx_spips: lqspi: Fix byte/misaligned access, Peter Crosthwaite, 2013/04/03