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Diffstat (limited to 'target-ppc/translate_init.c')
-rw-r--r--target-ppc/translate_init.c129
1 files changed, 108 insertions, 21 deletions
diff --git a/target-ppc/translate_init.c b/target-ppc/translate_init.c
index 76d5da1733..cdd18ac630 100644
--- a/target-ppc/translate_init.c
+++ b/target-ppc/translate_init.c
@@ -8105,6 +8105,36 @@ static Property powerpc_servercpu_properties[] = {
DEFINE_PROP_END_OF_LIST(),
};
+#ifdef CONFIG_SOFTMMU
+static const struct ppc_segment_page_sizes POWER7_POWER8_sps = {
+ .sps = {
+ {
+ .page_shift = 12, /* 4K */
+ .slb_enc = 0,
+ .enc = { { .page_shift = 12, .pte_enc = 0 },
+ { .page_shift = 16, .pte_enc = 0x7 },
+ { .page_shift = 24, .pte_enc = 0x38 }, },
+ },
+ {
+ .page_shift = 16, /* 64K */
+ .slb_enc = SLB_VSID_64K,
+ .enc = { { .page_shift = 16, .pte_enc = 0x1 },
+ { .page_shift = 24, .pte_enc = 0x8 }, },
+ },
+ {
+ .page_shift = 24, /* 16M */
+ .slb_enc = SLB_VSID_16M,
+ .enc = { { .page_shift = 24, .pte_enc = 0 }, },
+ },
+ {
+ .page_shift = 34, /* 16G */
+ .slb_enc = SLB_VSID_16G,
+ .enc = { { .page_shift = 34, .pte_enc = 0x3 }, },
+ },
+ }
+};
+#endif /* CONFIG_SOFTMMU */
+
static void init_proc_POWER7 (CPUPPCState *env)
{
init_proc_book3s_64(env, BOOK3S_CPU_POWER7);
@@ -8168,6 +8198,7 @@ POWERPC_FAMILY(POWER7)(ObjectClass *oc, void *data)
pcc->mmu_model = POWERPC_MMU_2_06;
#if defined(CONFIG_SOFTMMU)
pcc->handle_mmu_fault = ppc_hash64_handle_mmu_fault;
+ pcc->sps = &POWER7_POWER8_sps;
#endif
pcc->excp_model = POWERPC_EXCP_POWER7;
pcc->bus_model = PPC_FLAGS_INPUT_POWER7;
@@ -8248,6 +8279,7 @@ POWERPC_FAMILY(POWER8)(ObjectClass *oc, void *data)
pcc->mmu_model = POWERPC_MMU_2_07;
#if defined(CONFIG_SOFTMMU)
pcc->handle_mmu_fault = ppc_hash64_handle_mmu_fault;
+ pcc->sps = &POWER7_POWER8_sps;
#endif
pcc->excp_model = POWERPC_EXCP_POWER7;
pcc->bus_model = PPC_FLAGS_INPUT_POWER7;
@@ -8750,14 +8782,25 @@ static void dump_ppc_insns (CPUPPCState *env)
}
#endif
+static bool avr_need_swap(CPUPPCState *env)
+{
+#ifdef HOST_WORDS_BIGENDIAN
+ return msr_le;
+#else
+ return !msr_le;
+#endif
+}
+
static int gdb_get_float_reg(CPUPPCState *env, uint8_t *mem_buf, int n)
{
if (n < 32) {
stfq_p(mem_buf, env->fpr[n]);
+ ppc_maybe_bswap_register(env, mem_buf, 8);
return 8;
}
if (n == 32) {
stl_p(mem_buf, env->fpscr);
+ ppc_maybe_bswap_register(env, mem_buf, 4);
return 4;
}
return 0;
@@ -8766,10 +8809,12 @@ static int gdb_get_float_reg(CPUPPCState *env, uint8_t *mem_buf, int n)
static int gdb_set_float_reg(CPUPPCState *env, uint8_t *mem_buf, int n)
{
if (n < 32) {
+ ppc_maybe_bswap_register(env, mem_buf, 8);
env->fpr[n] = ldfq_p(mem_buf);
return 8;
}
if (n == 32) {
+ ppc_maybe_bswap_register(env, mem_buf, 4);
helper_store_fpscr(env, ldl_p(mem_buf), 0xffffffff);
return 4;
}
@@ -8779,21 +8824,25 @@ static int gdb_set_float_reg(CPUPPCState *env, uint8_t *mem_buf, int n)
static int gdb_get_avr_reg(CPUPPCState *env, uint8_t *mem_buf, int n)
{
if (n < 32) {
-#ifdef HOST_WORDS_BIGENDIAN
- stq_p(mem_buf, env->avr[n].u64[0]);
- stq_p(mem_buf+8, env->avr[n].u64[1]);
-#else
- stq_p(mem_buf, env->avr[n].u64[1]);
- stq_p(mem_buf+8, env->avr[n].u64[0]);
-#endif
+ if (!avr_need_swap(env)) {
+ stq_p(mem_buf, env->avr[n].u64[0]);
+ stq_p(mem_buf+8, env->avr[n].u64[1]);
+ } else {
+ stq_p(mem_buf, env->avr[n].u64[1]);
+ stq_p(mem_buf+8, env->avr[n].u64[0]);
+ }
+ ppc_maybe_bswap_register(env, mem_buf, 8);
+ ppc_maybe_bswap_register(env, mem_buf + 8, 8);
return 16;
}
if (n == 32) {
stl_p(mem_buf, env->vscr);
+ ppc_maybe_bswap_register(env, mem_buf, 4);
return 4;
}
if (n == 33) {
stl_p(mem_buf, (uint32_t)env->spr[SPR_VRSAVE]);
+ ppc_maybe_bswap_register(env, mem_buf, 4);
return 4;
}
return 0;
@@ -8802,20 +8851,24 @@ static int gdb_get_avr_reg(CPUPPCState *env, uint8_t *mem_buf, int n)
static int gdb_set_avr_reg(CPUPPCState *env, uint8_t *mem_buf, int n)
{
if (n < 32) {
-#ifdef HOST_WORDS_BIGENDIAN
- env->avr[n].u64[0] = ldq_p(mem_buf);
- env->avr[n].u64[1] = ldq_p(mem_buf+8);
-#else
- env->avr[n].u64[1] = ldq_p(mem_buf);
- env->avr[n].u64[0] = ldq_p(mem_buf+8);
-#endif
+ ppc_maybe_bswap_register(env, mem_buf, 8);
+ ppc_maybe_bswap_register(env, mem_buf + 8, 8);
+ if (!avr_need_swap(env)) {
+ env->avr[n].u64[0] = ldq_p(mem_buf);
+ env->avr[n].u64[1] = ldq_p(mem_buf+8);
+ } else {
+ env->avr[n].u64[1] = ldq_p(mem_buf);
+ env->avr[n].u64[0] = ldq_p(mem_buf+8);
+ }
return 16;
}
if (n == 32) {
+ ppc_maybe_bswap_register(env, mem_buf, 4);
env->vscr = ldl_p(mem_buf);
return 4;
}
if (n == 33) {
+ ppc_maybe_bswap_register(env, mem_buf, 4);
env->spr[SPR_VRSAVE] = (target_ulong)ldl_p(mem_buf);
return 4;
}
@@ -8827,6 +8880,7 @@ static int gdb_get_spe_reg(CPUPPCState *env, uint8_t *mem_buf, int n)
if (n < 32) {
#if defined(TARGET_PPC64)
stl_p(mem_buf, env->gpr[n] >> 32);
+ ppc_maybe_bswap_register(env, mem_buf, 4);
#else
stl_p(mem_buf, env->gprh[n]);
#endif
@@ -8834,10 +8888,12 @@ static int gdb_get_spe_reg(CPUPPCState *env, uint8_t *mem_buf, int n)
}
if (n == 32) {
stq_p(mem_buf, env->spe_acc);
+ ppc_maybe_bswap_register(env, mem_buf, 8);
return 8;
}
if (n == 33) {
stl_p(mem_buf, env->spe_fscr);
+ ppc_maybe_bswap_register(env, mem_buf, 4);
return 4;
}
return 0;
@@ -8848,7 +8904,11 @@ static int gdb_set_spe_reg(CPUPPCState *env, uint8_t *mem_buf, int n)
if (n < 32) {
#if defined(TARGET_PPC64)
target_ulong lo = (uint32_t)env->gpr[n];
- target_ulong hi = (target_ulong)ldl_p(mem_buf) << 32;
+ target_ulong hi;
+
+ ppc_maybe_bswap_register(env, mem_buf, 4);
+
+ hi = (target_ulong)ldl_p(mem_buf) << 32;
env->gpr[n] = lo | hi;
#else
env->gprh[n] = ldl_p(mem_buf);
@@ -8856,16 +8916,38 @@ static int gdb_set_spe_reg(CPUPPCState *env, uint8_t *mem_buf, int n)
return 4;
}
if (n == 32) {
+ ppc_maybe_bswap_register(env, mem_buf, 8);
env->spe_acc = ldq_p(mem_buf);
return 8;
}
if (n == 33) {
+ ppc_maybe_bswap_register(env, mem_buf, 4);
env->spe_fscr = ldl_p(mem_buf);
return 4;
}
return 0;
}
+static int gdb_get_vsx_reg(CPUPPCState *env, uint8_t *mem_buf, int n)
+{
+ if (n < 32) {
+ stq_p(mem_buf, env->vsr[n]);
+ ppc_maybe_bswap_register(env, mem_buf, 8);
+ return 8;
+ }
+ return 0;
+}
+
+static int gdb_set_vsx_reg(CPUPPCState *env, uint8_t *mem_buf, int n)
+{
+ if (n < 32) {
+ ppc_maybe_bswap_register(env, mem_buf, 8);
+ env->vsr[n] = ldq_p(mem_buf);
+ return 8;
+ }
+ return 0;
+}
+
static int ppc_fixup_cpu(PowerPCCPU *cpu)
{
CPUPPCState *env = &cpu->env;
@@ -8971,6 +9053,10 @@ static void ppc_cpu_realizefn(DeviceState *dev, Error **errp)
gdb_register_coprocessor(cs, gdb_get_spe_reg, gdb_set_spe_reg,
34, "power-spe.xml", 0);
}
+ if (pcc->insns_flags2 & PPC2_VSX) {
+ gdb_register_coprocessor(cs, gdb_get_vsx_reg, gdb_set_vsx_reg,
+ 32, "power-vsx.xml", 0);
+ }
qemu_init_vcpu(cs);
@@ -9185,7 +9271,7 @@ int ppc_get_compat_smt_threads(PowerPCCPU *cpu)
return ret;
}
-int ppc_set_compat(PowerPCCPU *cpu, uint32_t cpu_version)
+void ppc_set_compat(PowerPCCPU *cpu, uint32_t cpu_version, Error **errp)
{
int ret = 0;
CPUPPCState *env = &cpu->env;
@@ -9207,12 +9293,13 @@ int ppc_set_compat(PowerPCCPU *cpu, uint32_t cpu_version)
break;
}
- if (kvm_enabled() && kvmppc_set_compat(cpu, cpu->cpu_version) < 0) {
- error_report("Unable to set compatibility mode in KVM");
- ret = -1;
+ if (kvm_enabled()) {
+ ret = kvmppc_set_compat(cpu, cpu->cpu_version);
+ if (ret < 0) {
+ error_setg_errno(errp, -ret,
+ "Unable to set CPU compatibility mode in KVM");
+ }
}
-
- return ret;
}
static gint ppc_cpu_compare_class_pvr(gconstpointer a, gconstpointer b)
generated by cgit v1.2.3 (git 2.26.2) at 2025-01-14 01:16:11 +0000