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sparc32 SuperSPARC MMU Breakpoint Action register (SS-20 OBP fix) 

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 <atar4qemu@gmail.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Artyom Tarasenko 2010-05-29 22:48:25 +02:00 committed by Blue Swirl
parent 471fd34221
commit da7ed37955
1 changed files with 1 additions and 0 deletions
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target-sparc/op_helper.c
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@ -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 */