motorhead/qemu
1
0
Fork 0
mirror of https://github.com/Motorhead1991/qemu.git synced 2025-08-02 23:33:54 -06:00
Code Issues Projects Releases Packages Wiki Activity Actions

Implement missing MIPS supervisor mode bits.

Browse source 
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3472 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
ths 2007-10-28 19:45:05 +00:00
parent 8e129e0748
commit 623a930ec3
8 changed files with 51 additions and 37 deletions
Download patch file Download diff file Expand all files Collapse all files

6
target-mips/helper.c
View file

@ -373,7 +373,7 @@ void do_interrupt (CPUState *env)
}
enter_debug_mode:
env->hflags |= MIPS_HFLAG_DM | MIPS_HFLAG_64 | MIPS_HFLAG_CP0;
env->hflags &= ~(MIPS_HFLAG_SM | MIPS_HFLAG_UM);
env->hflags &= ~(MIPS_HFLAG_KSU);
/* EJTAG probe trap enable is not implemented... */
if (!(env->CP0_Status & (1 << CP0St_EXL)))
env->CP0_Cause &= ~(1 << CP0Ca_BD);
@ -399,7 +399,7 @@ void do_interrupt (CPUState *env)
}
env->CP0_Status |= (1 << CP0St_ERL) | (1 << CP0St_BEV);
env->hflags |= MIPS_HFLAG_64 | MIPS_HFLAG_CP0;
env->hflags &= ~(MIPS_HFLAG_SM | MIPS_HFLAG_UM);
env->hflags &= ~(MIPS_HFLAG_KSU);
if (!(env->CP0_Status & (1 << CP0St_EXL)))
env->CP0_Cause &= ~(1 << CP0Ca_BD);
env->PC[env->current_tc] = (int32_t)0xBFC00000;
@ -501,7 +501,7 @@ void do_interrupt (CPUState *env)
}
env->CP0_Status |= (1 << CP0St_EXL);
env->hflags |= MIPS_HFLAG_64 | MIPS_HFLAG_CP0;
env->hflags &= ~(MIPS_HFLAG_SM | MIPS_HFLAG_UM);
env->hflags &= ~(MIPS_HFLAG_KSU);
}
env->hflags &= ~MIPS_HFLAG_BMASK;
if (env->CP0_Status & (1 << CP0St_BEV)) {