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authorArtyom Tarasenko <atar4qemu@gmail.com>2016-02-09 12:07:48 +0100
committerArtyom Tarasenko <atar4qemu@gmail.com>2017-01-18 22:03:44 +0100
commit96df2bc99f9bdaf7a2f13550111f219b72b73708 (patch)
tree75ba7e0600ee74cee5e78670dacdf2ff3d57310e /target
parent4797a6851975c1239df440c5f01d8566e63717bb (diff)
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target-sparc: use SparcV9MMU type for sparc64 I/D-MMUs
Signed-off-by: Artyom Tarasenko <atar4qemu@gmail.com>
Diffstat (limited to 'target')
-rw-r--r--target/sparc/cpu.h48
-rw-r--r--target/sparc/ldst_helper.c8
-rw-r--r--target/sparc/machine.c4
3 files changed, 24 insertions, 36 deletions
diff --git a/target/sparc/cpu.h b/target/sparc/cpu.h
index 53afa18..c92bd25 100644
--- a/target/sparc/cpu.h
+++ b/target/sparc/cpu.h
@@ -404,7 +404,22 @@ struct CPUTimer
typedef struct CPUTimer CPUTimer;
typedef struct CPUSPARCState CPUSPARCState;
-
+#if defined(TARGET_SPARC64)
+typedef union {
+ uint64_t mmuregs[16];
+ struct {
+ uint64_t tsb_tag_target;
+ uint64_t mmu_primary_context;
+ uint64_t mmu_secondary_context;
+ uint64_t sfsr;
+ uint64_t sfar;
+ uint64_t tsb;
+ uint64_t tag_access;
+ uint64_t virtual_watchpoint;
+ uint64_t physical_watchpoint;
+ };
+} SparcV9MMU;
+#endif
struct CPUSPARCState {
target_ulong gregs[8]; /* general registers */
target_ulong *regwptr; /* pointer to current register window */
@@ -457,35 +472,8 @@ struct CPUSPARCState {
uint64_t lsu;
#define DMMU_E 0x8
#define IMMU_E 0x4
- //typedef struct SparcMMU
- union {
- uint64_t immuregs[16];
- struct {
- uint64_t tsb_tag_target;
- uint64_t unused_mmu_primary_context; // use DMMU
- uint64_t unused_mmu_secondary_context; // use DMMU
- uint64_t sfsr;
- uint64_t sfar;
- uint64_t tsb;
- uint64_t tag_access;
- uint64_t virtual_watchpoint;
- uint64_t physical_watchpoint;
- } immu;
- };
- union {
- uint64_t dmmuregs[16];
- struct {
- uint64_t tsb_tag_target;
- uint64_t mmu_primary_context;
- uint64_t mmu_secondary_context;
- uint64_t sfsr;
- uint64_t sfar;
- uint64_t tsb;
- uint64_t tag_access;
- uint64_t virtual_watchpoint;
- uint64_t physical_watchpoint;
- } dmmu;
- };
+ SparcV9MMU immu;
+ SparcV9MMU dmmu;
SparcTLBEntry itlb[64];
SparcTLBEntry dtlb[64];
uint32_t mmu_version;
diff --git a/target/sparc/ldst_helper.c b/target/sparc/ldst_helper.c
index 029120d..a96b031 100644
--- a/target/sparc/ldst_helper.c
+++ b/target/sparc/ldst_helper.c
@@ -1483,7 +1483,7 @@ void helper_st_asi(CPUSPARCState *env, target_ulong addr, target_ulong val,
int reg = (addr >> 3) & 0xf;
uint64_t oldreg;
- oldreg = env->immuregs[reg];
+ oldreg = env->immu.mmuregs[reg];
switch (reg) {
case 0: /* RO */
return;
@@ -1514,7 +1514,7 @@ void helper_st_asi(CPUSPARCState *env, target_ulong addr, target_ulong val,
break;
}
- if (oldreg != env->immuregs[reg]) {
+ if (oldreg != env->immu.mmuregs[reg]) {
DPRINTF_MMU("immu change reg[%d]: 0x%016" PRIx64 " -> 0x%016"
PRIx64 "\n", reg, oldreg, env->immuregs[reg]);
}
@@ -1548,7 +1548,7 @@ void helper_st_asi(CPUSPARCState *env, target_ulong addr, target_ulong val,
int reg = (addr >> 3) & 0xf;
uint64_t oldreg;
- oldreg = env->dmmuregs[reg];
+ oldreg = env->dmmu.mmuregs[reg];
switch (reg) {
case 0: /* RO */
case 4:
@@ -1591,7 +1591,7 @@ void helper_st_asi(CPUSPARCState *env, target_ulong addr, target_ulong val,
break;
}
- if (oldreg != env->dmmuregs[reg]) {
+ if (oldreg != env->dmmu.mmuregs[reg]) {
DPRINTF_MMU("dmmu change reg[%d]: 0x%016" PRIx64 " -> 0x%016"
PRIx64 "\n", reg, oldreg, env->dmmuregs[reg]);
}
diff --git a/target/sparc/machine.c b/target/sparc/machine.c
index aea6397..39e262c 100644
--- a/target/sparc/machine.c
+++ b/target/sparc/machine.c
@@ -148,8 +148,8 @@ const VMStateDescription vmstate_sparc_cpu = {
VMSTATE_UINT64_ARRAY(env.mmubpregs, SPARCCPU, 4),
#else
VMSTATE_UINT64(env.lsu, SPARCCPU),
- VMSTATE_UINT64_ARRAY(env.immuregs, SPARCCPU, 16),
- VMSTATE_UINT64_ARRAY(env.dmmuregs, SPARCCPU, 16),
+ VMSTATE_UINT64_ARRAY(env.immu.mmuregs, SPARCCPU, 16),
+ VMSTATE_UINT64_ARRAY(env.dmmu.mmuregs, SPARCCPU, 16),
VMSTATE_STRUCT_ARRAY(env.itlb, SPARCCPU, 64, 0,
vmstate_tlb_entry, SparcTLBEntry),
VMSTATE_STRUCT_ARRAY(env.dtlb, SPARCCPU, 64, 0,