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-rw-r--r--hw/pci-host/bonito.c16
-rw-r--r--target-mips/cpu.h2
-rw-r--r--target-mips/helper.c30
-rw-r--r--target-mips/op_helper.c3
-rw-r--r--target-mips/translate.c14
-rw-r--r--target-mips/translate_init.c53
6 files changed, 65 insertions, 53 deletions
diff --git a/hw/pci-host/bonito.c b/hw/pci-host/bonito.c
index 3a731fe18d..4139a2c468 100644
--- a/hw/pci-host/bonito.c
+++ b/hw/pci-host/bonito.c
@@ -355,6 +355,10 @@ static uint64_t bonito_ldma_readl(void *opaque, hwaddr addr,
uint32_t val;
PCIBonitoState *s = opaque;
+ if (addr >= sizeof(s->bonldma)) {
+ return 0;
+ }
+
val = ((uint32_t *)(&s->bonldma))[addr/sizeof(uint32_t)];
return val;
@@ -365,6 +369,10 @@ static void bonito_ldma_writel(void *opaque, hwaddr addr,
{
PCIBonitoState *s = opaque;
+ if (addr >= sizeof(s->bonldma)) {
+ return;
+ }
+
((uint32_t *)(&s->bonldma))[addr/sizeof(uint32_t)] = val & 0xffffffff;
}
@@ -384,6 +392,10 @@ static uint64_t bonito_cop_readl(void *opaque, hwaddr addr,
uint32_t val;
PCIBonitoState *s = opaque;
+ if (addr >= sizeof(s->boncop)) {
+ return 0;
+ }
+
val = ((uint32_t *)(&s->boncop))[addr/sizeof(uint32_t)];
return val;
@@ -394,6 +406,10 @@ static void bonito_cop_writel(void *opaque, hwaddr addr,
{
PCIBonitoState *s = opaque;
+ if (addr >= sizeof(s->boncop)) {
+ return;
+ }
+
((uint32_t *)(&s->boncop))[addr/sizeof(uint32_t)] = val & 0xffffffff;
}
diff --git a/target-mips/cpu.h b/target-mips/cpu.h
index 075c561c81..c91883d5e1 100644
--- a/target-mips/cpu.h
+++ b/target-mips/cpu.h
@@ -395,7 +395,7 @@ struct CPUMIPSState {
#define CP0C0_K23 28
#define CP0C0_KU 25
#define CP0C0_MDU 20
-#define CP0C0_MM 17
+#define CP0C0_MM 18
#define CP0C0_BM 16
#define CP0C0_BE 15
#define CP0C0_AT 13
diff --git a/target-mips/helper.c b/target-mips/helper.c
index 04ba19fd44..f44edbbdbb 100644
--- a/target-mips/helper.c
+++ b/target-mips/helper.c
@@ -127,10 +127,6 @@ static int get_physical_address (CPUMIPSState *env, hwaddr *physical,
/* effective address (modified for KVM T&E kernel segments) */
target_ulong address = real_address;
-#if 0
- qemu_log("user mode %d h %08x\n", user_mode, env->hflags);
-#endif
-
#define USEG_LIMIT 0x7FFFFFFFUL
#define KSEG0_BASE 0x80000000UL
#define KSEG1_BASE 0xA0000000UL
@@ -227,11 +223,6 @@ static int get_physical_address (CPUMIPSState *env, hwaddr *physical,
ret = TLBRET_BADADDR;
}
}
-#if 0
- qemu_log(TARGET_FMT_lx " %d %d => %" HWADDR_PRIx " %d (%d)\n",
- address, rw, access_type, *physical, *prot, ret);
-#endif
-
return ret;
}
#endif
@@ -487,14 +478,16 @@ void mips_cpu_do_interrupt(CPUState *cs)
int cause = -1;
const char *name;
- if (qemu_log_enabled() && cs->exception_index != EXCP_EXT_INTERRUPT) {
+ if (qemu_loglevel_mask(CPU_LOG_INT)
+ && cs->exception_index != EXCP_EXT_INTERRUPT) {
if (cs->exception_index < 0 || cs->exception_index > EXCP_LAST) {
name = "unknown";
} else {
name = excp_names[cs->exception_index];
}
- qemu_log("%s enter: PC " TARGET_FMT_lx " EPC " TARGET_FMT_lx " %s exception\n",
+ qemu_log("%s enter: PC " TARGET_FMT_lx " EPC " TARGET_FMT_lx
+ " %s exception\n",
__func__, env->active_tc.PC, env->CP0_EPC, name);
}
if (cs->exception_index == EXCP_EXT_INTERRUPT &&
@@ -747,16 +740,15 @@ void mips_cpu_do_interrupt(CPUState *cs)
env->CP0_Cause = (env->CP0_Cause & ~(0x1f << CP0Ca_EC)) | (cause << CP0Ca_EC);
break;
default:
- qemu_log("Invalid MIPS exception %d. Exiting\n", cs->exception_index);
- printf("Invalid MIPS exception %d. Exiting\n", cs->exception_index);
- exit(1);
+ abort();
}
- if (qemu_log_enabled() && cs->exception_index != EXCP_EXT_INTERRUPT) {
+ if (qemu_loglevel_mask(CPU_LOG_INT)
+ && cs->exception_index != EXCP_EXT_INTERRUPT) {
qemu_log("%s: PC " TARGET_FMT_lx " EPC " TARGET_FMT_lx " cause %d\n"
- " S %08x C %08x A " TARGET_FMT_lx " D " TARGET_FMT_lx "\n",
- __func__, env->active_tc.PC, env->CP0_EPC, cause,
- env->CP0_Status, env->CP0_Cause, env->CP0_BadVAddr,
- env->CP0_DEPC);
+ " S %08x C %08x A " TARGET_FMT_lx " D " TARGET_FMT_lx "\n",
+ __func__, env->active_tc.PC, env->CP0_EPC, cause,
+ env->CP0_Status, env->CP0_Cause, env->CP0_BadVAddr,
+ env->CP0_DEPC);
}
#endif
cs->exception_index = EXCP_NONE;
diff --git a/target-mips/op_helper.c b/target-mips/op_helper.c
index db4f6b9463..809a061e29 100644
--- a/target-mips/op_helper.c
+++ b/target-mips/op_helper.c
@@ -38,7 +38,8 @@ static inline void QEMU_NORETURN do_raise_exception_err(CPUMIPSState *env,
CPUState *cs = CPU(mips_env_get_cpu(env));
if (exception < EXCP_SC) {
- qemu_log("%s: %d %d\n", __func__, exception, error_code);
+ qemu_log_mask(CPU_LOG_INT, "%s: %d %d\n",
+ __func__, exception, error_code);
}
cs->exception_index = exception;
env->error_code = error_code;
diff --git a/target-mips/translate.c b/target-mips/translate.c
index 22ef84df9e..98cf72de74 100644
--- a/target-mips/translate.c
+++ b/target-mips/translate.c
@@ -2153,11 +2153,10 @@ static void gen_ld(DisasContext *ctx, uint32_t opc,
tcg_gen_andi_tl(t0, t0, ~7);
tcg_gen_qemu_ld_tl(t0, t0, ctx->mem_idx, MO_TEQ);
tcg_gen_shl_tl(t0, t0, t1);
- tcg_gen_xori_tl(t1, t1, 63);
- t2 = tcg_const_tl(0x7fffffffffffffffull);
- tcg_gen_shr_tl(t2, t2, t1);
+ t2 = tcg_const_tl(-1);
+ tcg_gen_shl_tl(t2, t2, t1);
gen_load_gpr(t1, rt);
- tcg_gen_and_tl(t1, t1, t2);
+ tcg_gen_andc_tl(t1, t1, t2);
tcg_temp_free(t2);
tcg_gen_or_tl(t0, t0, t1);
tcg_temp_free(t1);
@@ -2246,11 +2245,10 @@ static void gen_ld(DisasContext *ctx, uint32_t opc,
tcg_gen_andi_tl(t0, t0, ~3);
tcg_gen_qemu_ld_tl(t0, t0, ctx->mem_idx, MO_TEUL);
tcg_gen_shl_tl(t0, t0, t1);
- tcg_gen_xori_tl(t1, t1, 31);
- t2 = tcg_const_tl(0x7fffffffull);
- tcg_gen_shr_tl(t2, t2, t1);
+ t2 = tcg_const_tl(-1);
+ tcg_gen_shl_tl(t2, t2, t1);
gen_load_gpr(t1, rt);
- tcg_gen_and_tl(t1, t1, t2);
+ tcg_gen_andc_tl(t1, t1, t2);
tcg_temp_free(t2);
tcg_gen_or_tl(t0, t0, t1);
tcg_temp_free(t1);
diff --git a/target-mips/translate_init.c b/target-mips/translate_init.c
index 9304e746b4..1b45884e9b 100644
--- a/target-mips/translate_init.c
+++ b/target-mips/translate_init.c
@@ -389,39 +389,44 @@ static const mips_def_t mips_defs[] =
.mmu_type = MMU_TYPE_R4000,
},
{
- /* A generic CPU providing MIPS32 Release 5 features.
- FIXME: Eventually this should be replaced by a real CPU model. */
- .name = "mips32r5-generic",
- .CP0_PRid = 0x00019700,
- .CP0_Config0 = MIPS_CONFIG0 | (0x1 << CP0C0_AR) |
+ /* FIXME:
+ * Config3: CMGCR, SC, PW, VZ, CTXTC, CDMM, TL
+ * Config4: MMUExtDef
+ * Config5: EVA, MRP
+ * FIR(FCR0): Has2008
+ * */
+ .name = "P5600",
+ .CP0_PRid = 0x0001A800,
+ .CP0_Config0 = MIPS_CONFIG0 | (1 << CP0C0_MM) | (1 << CP0C0_AR) |
(MMU_TYPE_R4000 << CP0C0_MT),
- .CP0_Config1 = MIPS_CONFIG1 | (1 << CP0C1_FP) | (15 << CP0C1_MMU) |
- (0 << CP0C1_IS) | (3 << CP0C1_IL) | (1 << CP0C1_IA) |
- (0 << CP0C1_DS) | (3 << CP0C1_DL) | (1 << CP0C1_DA) |
- (1 << CP0C1_CA),
+ .CP0_Config1 = MIPS_CONFIG1 | (0x3F << CP0C1_MMU) |
+ (2 << CP0C1_IS) | (4 << CP0C1_IL) | (3 << CP0C1_IA) |
+ (2 << CP0C1_DS) | (4 << CP0C1_DL) | (3 << CP0C1_DA) |
+ (1 << CP0C1_PC) | (1 << CP0C1_FP),
.CP0_Config2 = MIPS_CONFIG2,
.CP0_Config3 = MIPS_CONFIG3 | (1U << CP0C3_M) | (1 << CP0C3_MSAP) |
- (1 << CP0C3_LPA),
- .CP0_Config4 = MIPS_CONFIG4 | (1U << CP0C4_M),
+ (1 << CP0C3_BP) | (1 << CP0C3_BI) | (1 << CP0C3_ULRI) |
+ (1 << CP0C3_RXI) | (1 << CP0C3_LPA) | (1 << CP0C3_VInt),
+ .CP0_Config4 = MIPS_CONFIG4 | (1U << CP0C4_M) | (2 << CP0C4_IE) |
+ (0x1c << CP0C4_KScrExist),
.CP0_Config4_rw_bitmask = 0,
- .CP0_Config5 = MIPS_CONFIG5 | (1 << CP0C5_UFR) | (1 << CP0C5_LLB) |
- (1 << CP0C5_MVH),
- .CP0_Config5_rw_bitmask = (0 << CP0C5_M) | (1 << CP0C5_K) |
- (1 << CP0C5_CV) | (0 << CP0C5_EVA) |
- (1 << CP0C5_MSAEn) | (1 << CP0C5_UFR) |
- (0 << CP0C5_NFExists),
+ .CP0_Config5 = MIPS_CONFIG5 | (1 << CP0C5_MVH) | (1 << CP0C5_LLB),
+ .CP0_Config5_rw_bitmask = (1 << CP0C5_K) | (1 << CP0C5_CV) |
+ (1 << CP0C5_MSAEn) | (1 << CP0C5_UFE) |
+ (1 << CP0C5_FRE) | (1 << CP0C5_UFR),
.CP0_LLAddr_rw_bitmask = 0,
- .CP0_LLAddr_shift = 4,
+ .CP0_LLAddr_shift = 0,
.SYNCI_Step = 32,
.CCRes = 2,
- .CP0_Status_rw_bitmask = 0x3778FF1F,
- .CP0_PageGrain_rw_bitmask = (1 << CP0PG_ELPA),
- .CP1_fcr0 = (1 << FCR0_UFRP) | (1 << FCR0_F64) | (1 << FCR0_L) |
- (1 << FCR0_W) | (1 << FCR0_D) | (1 << FCR0_S) |
- (0x93 << FCR0_PRID),
+ .CP0_Status_rw_bitmask = 0x3C68FF1F,
+ .CP0_PageGrain_rw_bitmask = (1U << CP0PG_RIE) | (1 << CP0PG_XIE) |
+ (1 << CP0PG_ELPA) | (1 << CP0PG_IEC),
+ .CP1_fcr0 = (1 << FCR0_FREP) | (1 << FCR0_UFRP) | (1 << FCR0_F64) |
+ (1 << FCR0_L) | (1 << FCR0_W) | (1 << FCR0_D) |
+ (1 << FCR0_S) | (0x03 << FCR0_PRID),
.SEGBITS = 32,
.PABITS = 40,
- .insn_flags = CPU_MIPS32R5 | ASE_MIPS16 | ASE_MSA,
+ .insn_flags = CPU_MIPS32R5 | ASE_MSA,
.mmu_type = MMU_TYPE_R4000,
},
{
generated by cgit v1.2.3 (git 2.26.2) at 2024-12-19 01:14:30 +0000