mirrors/qemu
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Use MMU globals for some MMU traps

Browse Source 
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4918 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
blueswir1 2008-07-21 18:43:32 +00:00
parent 8eba209e33
commit 74b9decc47
2 changed files with 19 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
target-sparc/cpu.h
View File

@ -61,12 +61,13 @@
#define TT_DIV_ZERO 0x28
#define TT_DFAULT 0x30
#define TT_DATA_ACCESS 0x32
#define TT_DPROT 0x33
#define TT_UNALIGNED 0x34
#define TT_PRIV_ACT 0x37
#define TT_EXTINT 0x40
#define TT_IVEC 0x60
#define TT_TMISS 0x64
#define TT_DMISS 0x68
#define TT_DPROT 0x6c
#define TT_SPILL 0x80
#define TT_FILL 0xc0
#define TT_WOTHER 0x10

18
target-sparc/helper.c
View File

@ -758,9 +758,23 @@ void do_interrupt(CPUState *env)
env->tsptr->tpc = env->pc;
env->tsptr->tnpc = env->npc;
env->tsptr->tt = intno;
if (!(env->features & CPU_FEATURE_GL))
if (!(env->features & CPU_FEATURE_GL)) {
switch (intno) {
case TT_IVEC:
change_pstate(PS_PEF | PS_PRIV | PS_IG);
break;
case TT_TFAULT:
case TT_TMISS:
case TT_DFAULT:
case TT_DMISS:
case TT_DPROT:
change_pstate(PS_PEF | PS_PRIV | PS_MG);
break;
default:
change_pstate(PS_PEF | PS_PRIV | PS_AG);
break;
}
}
if (intno == TT_CLRWIN)
cpu_set_cwp(env, cpu_cwp_dec(env, env->cwp - 1));
else if ((intno & 0x1c0) == TT_SPILL)