From patchwork Sat May 29 20:48:25 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: sparc32 SuperSPARC MMU Breakpoint Action register (SS-20 OBP fix) From: Artyom Tarasenko X-Patchwork-Id: 53987 Message-Id: <1275166105-4277-1-git-send-email-atar4qemu@gmail.com> To: qemu-devel@nongnu.org Cc: blauwirbel@gmail.com, Artyom Tarasenko Date: Sat, 29 May 2010 22:48:25 +0200 SuperSPARC MMU Breakpoint Action register is used by OBP at boot The patch allows booting Solaris and some other OS with SPARCStation-20 OBP. Signed-off-by: Artyom Tarasenko --- target-sparc/op_helper.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/target-sparc/op_helper.c b/target-sparc/op_helper.c index aaacfc4..ef3504f 100644 --- a/target-sparc/op_helper.c +++ b/target-sparc/op_helper.c @@ -1745,6 +1745,7 @@ uint64_t helper_ld_asi(target_ulong addr, int asi, int size, int sign) case 0x31: // Turbosparc RAM snoop case 0x32: // Turbosparc page table descriptor diagnostic case 0x39: /* data cache diagnostic register */ + case 0x4c: /* SuperSPARC MMU Breakpoint Action register */ ret = 0; break; case 0x38: /* SuperSPARC MMU Breakpoint Control Registers */