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Re: [Qemu-devel] [PATCH] sparc32 add a few more ASI
From: |
Blue Swirl |
Subject: |
Re: [Qemu-devel] [PATCH] sparc32 add a few more ASI |
Date: |
Mon, 10 Dec 2007 22:11:32 +0200 |
On 12/9/07, Robert Reif <address@hidden> wrote:
>
>
> diff -p -u -r1.60 op_helper.c
> --- target-sparc/op_helper.c 28 Nov 2007 18:08:28 -0000 1.60
> +++ target-sparc/op_helper.c 9 Dec 2007 20:33:02 -0000
> @@ -411,6 +411,9 @@ void helper_ld_asi(int asi, int size, in
> break;
> }
> break;
> + case 0x39: /* data cache diagnostic register */
> + ret = 0;
> + break;
> case 0x21 ... 0x2d: /* MMU passthrough, unassigned */
> default:
> do_unassigned_access(T0, 0, 0, 1);
> @@ -703,9 +706,13 @@ void helper_st_asi(int asi, int size)
> }
> }
> return;
> - case 0x31: /* Ross RT620 I-cache flush */
> + case 0x30: /* store buffer tags */
> + case 0x31: /* store buffer data or Ross RT620 I-cache flush */
> + case 0x32: /* store buffer control */
> case 0x36: /* I-cache flash clear */
> case 0x37: /* D-cache flash clear */
> + case 0x38: /* breakpoint diagnostics */
> + case 0x4c: /* breakpoint action */
> break;
> case 9: /* Supervisor code access, XXX */
> case 0x21 ... 0x2d: /* MMU passthrough, unassigned */
Thanks, applied.
Hardware breakpoint support could be useful, though GDB works without it.