target/ppc: Remove PowerPCCPUClass.handle_mmu_fault

Instead, use a switch on env->mmu_model.  This avoids some
replicated information in cpu setup.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20210621125115.67717-2-bruno.larsen@eldorado.org.br>
Reviewed-by: Greg Kurz <groug@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>

3 files changed, 20 insertions, 50 deletions

diff --git a/target/ppc/cpu-qom.h b/target/ppc/cpu-qom.h
index 7b424e3..5800fa3 100644
--- a/target/ppc/cpu-qom.h
+++ b/target/ppc/cpu-qom.h
@@ -198,7 +198,6 @@ struct PowerPCCPUClass {
     int n_host_threads;
     void (*init_proc)(CPUPPCState *env);
     int  (*check_pow)(CPUPPCState *env);
-    int (*handle_mmu_fault)(PowerPCCPU *cpu, vaddr eaddr, int rwx, int mmu_idx);
 };
 
 #ifndef CONFIG_USER_ONLY
diff --git a/target/ppc/cpu_init.c b/target/ppc/cpu_init.c
index 1a22aef..6f8ce01 100644
--- a/target/ppc/cpu_init.c
+++ b/target/ppc/cpu_init.c
@@ -4566,9 +4566,6 @@ POWERPC_FAMILY(601)(ObjectClass *oc, void *data)
                     (1ull << MSR_IR) |
                     (1ull << MSR_DR);
     pcc->mmu_model = POWERPC_MMU_601;
-#if defined(CONFIG_SOFTMMU)
-    pcc->handle_mmu_fault = ppc_hash32_handle_mmu_fault;
-#endif
     pcc->excp_model = POWERPC_EXCP_601;
     pcc->bus_model = PPC_FLAGS_INPUT_6xx;
     pcc->bfd_mach = bfd_mach_ppc_601;
@@ -4611,9 +4608,6 @@ POWERPC_FAMILY(601v)(ObjectClass *oc, void *data)
                     (1ull << MSR_IR) |
                     (1ull << MSR_DR);
     pcc->mmu_model = POWERPC_MMU_601;
-#if defined(CONFIG_SOFTMMU)
-    pcc->handle_mmu_fault = ppc_hash32_handle_mmu_fault;
-#endif
     pcc->bus_model = PPC_FLAGS_INPUT_6xx;
     pcc->bfd_mach = bfd_mach_ppc_601;
     pcc->flags = POWERPC_FLAG_SE | POWERPC_FLAG_RTC_CLK | POWERPC_FLAG_HID0_LE;
@@ -4877,9 +4871,6 @@ POWERPC_FAMILY(604)(ObjectClass *oc, void *data)
                     (1ull << MSR_RI) |
                     (1ull << MSR_LE);
     pcc->mmu_model = POWERPC_MMU_32B;
-#if defined(CONFIG_SOFTMMU)
-    pcc->handle_mmu_fault = ppc_hash32_handle_mmu_fault;
-#endif
     pcc->excp_model = POWERPC_EXCP_604;
     pcc->bus_model = PPC_FLAGS_INPUT_6xx;
     pcc->bfd_mach = bfd_mach_ppc_604;
@@ -4961,9 +4952,6 @@ POWERPC_FAMILY(604E)(ObjectClass *oc, void *data)
                     (1ull << MSR_RI) |
                     (1ull << MSR_LE);
     pcc->mmu_model = POWERPC_MMU_32B;
-#if defined(CONFIG_SOFTMMU)
-    pcc->handle_mmu_fault = ppc_hash32_handle_mmu_fault;
-#endif
     pcc->excp_model = POWERPC_EXCP_604;
     pcc->bus_model = PPC_FLAGS_INPUT_6xx;
     pcc->bfd_mach = bfd_mach_ppc_604;
@@ -5032,9 +5020,6 @@ POWERPC_FAMILY(740)(ObjectClass *oc, void *data)
                     (1ull << MSR_RI) |
                     (1ull << MSR_LE);
     pcc->mmu_model = POWERPC_MMU_32B;
-#if defined(CONFIG_SOFTMMU)
-    pcc->handle_mmu_fault = ppc_hash32_handle_mmu_fault;
-#endif
     pcc->excp_model = POWERPC_EXCP_7x0;
     pcc->bus_model = PPC_FLAGS_INPUT_6xx;
     pcc->bfd_mach = bfd_mach_ppc_750;
@@ -5112,9 +5097,6 @@ POWERPC_FAMILY(750)(ObjectClass *oc, void *data)
                     (1ull << MSR_RI) |
                     (1ull << MSR_LE);
     pcc->mmu_model = POWERPC_MMU_32B;
-#if defined(CONFIG_SOFTMMU)
-    pcc->handle_mmu_fault = ppc_hash32_handle_mmu_fault;
-#endif
     pcc->excp_model = POWERPC_EXCP_7x0;
     pcc->bus_model = PPC_FLAGS_INPUT_6xx;
     pcc->bfd_mach = bfd_mach_ppc_750;
@@ -5315,9 +5297,6 @@ POWERPC_FAMILY(750cl)(ObjectClass *oc, void *data)
                     (1ull << MSR_RI) |
                     (1ull << MSR_LE);
     pcc->mmu_model = POWERPC_MMU_32B;
-#if defined(CONFIG_SOFTMMU)
-    pcc->handle_mmu_fault = ppc_hash32_handle_mmu_fault;
-#endif
     pcc->excp_model = POWERPC_EXCP_7x0;
     pcc->bus_model = PPC_FLAGS_INPUT_6xx;
     pcc->bfd_mach = bfd_mach_ppc_750;
@@ -5398,9 +5377,6 @@ POWERPC_FAMILY(750cx)(ObjectClass *oc, void *data)
                     (1ull << MSR_RI) |
                     (1ull << MSR_LE);
     pcc->mmu_model = POWERPC_MMU_32B;
-#if defined(CONFIG_SOFTMMU)
-    pcc->handle_mmu_fault = ppc_hash32_handle_mmu_fault;
-#endif
     pcc->excp_model = POWERPC_EXCP_7x0;
     pcc->bus_model = PPC_FLAGS_INPUT_6xx;
     pcc->bfd_mach = bfd_mach_ppc_750;
@@ -5486,9 +5462,6 @@ POWERPC_FAMILY(750fx)(ObjectClass *oc, void *data)
                     (1ull << MSR_RI) |
                     (1ull << MSR_LE);
     pcc->mmu_model = POWERPC_MMU_32B;
-#if defined(CONFIG_SOFTMMU)
-    pcc->handle_mmu_fault = ppc_hash32_handle_mmu_fault;
-#endif
     pcc->excp_model = POWERPC_EXCP_7x0;
     pcc->bus_model = PPC_FLAGS_INPUT_6xx;
     pcc->bfd_mach = bfd_mach_ppc_750;
@@ -5574,9 +5547,6 @@ POWERPC_FAMILY(750gx)(ObjectClass *oc, void *data)
                     (1ull << MSR_RI) |
                     (1ull << MSR_LE);
     pcc->mmu_model = POWERPC_MMU_32B;
-#if defined(CONFIG_SOFTMMU)
-    pcc->handle_mmu_fault = ppc_hash32_handle_mmu_fault;
-#endif
     pcc->excp_model = POWERPC_EXCP_7x0;
     pcc->bus_model = PPC_FLAGS_INPUT_6xx;
     pcc->bfd_mach = bfd_mach_ppc_750;
@@ -5816,9 +5786,6 @@ POWERPC_FAMILY(7400)(ObjectClass *oc, void *data)
                     (1ull << MSR_RI) |
                     (1ull << MSR_LE);
     pcc->mmu_model = POWERPC_MMU_32B;
-#if defined(CONFIG_SOFTMMU)
-    pcc->handle_mmu_fault = ppc_hash32_handle_mmu_fault;
-#endif
     pcc->excp_model = POWERPC_EXCP_74xx;
     pcc->bus_model = PPC_FLAGS_INPUT_6xx;
     pcc->bfd_mach = bfd_mach_ppc_7400;
@@ -5902,9 +5869,6 @@ POWERPC_FAMILY(7410)(ObjectClass *oc, void *data)
                     (1ull << MSR_RI) |
                     (1ull << MSR_LE);
     pcc->mmu_model = POWERPC_MMU_32B;
-#if defined(CONFIG_SOFTMMU)
-    pcc->handle_mmu_fault = ppc_hash32_handle_mmu_fault;
-#endif
     pcc->excp_model = POWERPC_EXCP_74xx;
     pcc->bus_model = PPC_FLAGS_INPUT_6xx;
     pcc->bfd_mach = bfd_mach_ppc_7400;
@@ -6731,9 +6695,6 @@ POWERPC_FAMILY(e600)(ObjectClass *oc, void *data)
                     (1ull << MSR_RI) |
                     (1ull << MSR_LE);
     pcc->mmu_model = POWERPC_MMU_32B;
-#if defined(CONFIG_SOFTMMU)
-    pcc->handle_mmu_fault = ppc_hash32_handle_mmu_fault;
-#endif
     pcc->excp_model = POWERPC_EXCP_74xx;
     pcc->bus_model = PPC_FLAGS_INPUT_6xx;
     pcc->bfd_mach = bfd_mach_ppc_7400;
@@ -7493,7 +7454,6 @@ POWERPC_FAMILY(970)(ObjectClass *oc, void *data)
                     (1ull << MSR_RI);
     pcc->mmu_model = POWERPC_MMU_64B;
 #if defined(CONFIG_SOFTMMU)
-    pcc->handle_mmu_fault = ppc_hash64_handle_mmu_fault;
     pcc->hash64_opts = &ppc_hash64_opts_basic;
 #endif
     pcc->excp_model = POWERPC_EXCP_970;
@@ -7571,7 +7531,6 @@ POWERPC_FAMILY(POWER5P)(ObjectClass *oc, void *data)
         LPCR_RMI | LPCR_HDICE;
     pcc->mmu_model = POWERPC_MMU_2_03;
 #if defined(CONFIG_SOFTMMU)
-    pcc->handle_mmu_fault = ppc_hash64_handle_mmu_fault;
     pcc->hash64_opts = &ppc_hash64_opts_basic;
     pcc->lrg_decr_bits = 32;
 #endif
@@ -7715,7 +7674,6 @@ POWERPC_FAMILY(POWER7)(ObjectClass *oc, void *data)
     pcc->lpcr_pm = LPCR_P7_PECE0 | LPCR_P7_PECE1 | LPCR_P7_PECE2;
     pcc->mmu_model = POWERPC_MMU_2_06;
 #if defined(CONFIG_SOFTMMU)
-    pcc->handle_mmu_fault = ppc_hash64_handle_mmu_fault;
     pcc->hash64_opts = &ppc_hash64_opts_POWER7;
     pcc->lrg_decr_bits = 32;
 #endif
@@ -7891,7 +7849,6 @@ POWERPC_FAMILY(POWER8)(ObjectClass *oc, void *data)
                    LPCR_P8_PECE3 | LPCR_P8_PECE4;
     pcc->mmu_model = POWERPC_MMU_2_07;
 #if defined(CONFIG_SOFTMMU)
-    pcc->handle_mmu_fault = ppc_hash64_handle_mmu_fault;
     pcc->hash64_opts = &ppc_hash64_opts_POWER7;
     pcc->lrg_decr_bits = 32;
     pcc->n_host_threads = 8;
@@ -8106,7 +8063,6 @@ POWERPC_FAMILY(POWER9)(ObjectClass *oc, void *data)
     pcc->lpcr_pm = LPCR_PDEE | LPCR_HDEE | LPCR_EEE | LPCR_DEE | LPCR_OEE;
     pcc->mmu_model = POWERPC_MMU_3_00;
 #if defined(CONFIG_SOFTMMU)
-    pcc->handle_mmu_fault = ppc64_v3_handle_mmu_fault;
     /* segment page size remain the same */
     pcc->hash64_opts = &ppc_hash64_opts_POWER7;
     pcc->radix_page_info = &POWER9_radix_page_info;
@@ -8317,7 +8273,6 @@ POWERPC_FAMILY(POWER10)(ObjectClass *oc, void *data)
     pcc->lpcr_pm = LPCR_PDEE | LPCR_HDEE | LPCR_EEE | LPCR_DEE | LPCR_OEE;
     pcc->mmu_model = POWERPC_MMU_3_00;
 #if defined(CONFIG_SOFTMMU)
-    pcc->handle_mmu_fault = ppc64_v3_handle_mmu_fault;
     /* segment page size remain the same */
     pcc->hash64_opts = &ppc_hash64_opts_POWER7;
     pcc->radix_page_info = &POWER10_radix_page_info;
diff --git a/target/ppc/mmu_helper.c b/target/ppc/mmu_helper.c
index 1ecb36e..c4b1c93 100644
--- a/target/ppc/mmu_helper.c
+++ b/target/ppc/mmu_helper.c
@@ -2947,14 +2947,30 @@ bool ppc_cpu_tlb_fill(CPUState *cs, vaddr addr, int size,
                       bool probe, uintptr_t retaddr)
 {
     PowerPCCPU *cpu = POWERPC_CPU(cs);
-    PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cs);
     CPUPPCState *env = &cpu->env;
     int ret;
 
-    if (pcc->handle_mmu_fault) {
-        ret = pcc->handle_mmu_fault(cpu, addr, access_type, mmu_idx);
-    } else {
+    switch (env->mmu_model) {
+#if defined(TARGET_PPC64)
+    case POWERPC_MMU_64B:
+    case POWERPC_MMU_2_03:
+    case POWERPC_MMU_2_06:
+    case POWERPC_MMU_2_07:
+        ret = ppc_hash64_handle_mmu_fault(cpu, addr, access_type, mmu_idx);
+        break;
+    case POWERPC_MMU_3_00:
+        ret = ppc64_v3_handle_mmu_fault(cpu, addr, access_type, mmu_idx);
+        break;
+#endif
+
+    case POWERPC_MMU_32B:
+    case POWERPC_MMU_601:
+        ret = ppc_hash32_handle_mmu_fault(cpu, addr, access_type, mmu_idx);
+        break;
+
+    default:
         ret = cpu_ppc_handle_mmu_fault(env, addr, access_type, mmu_idx);
+        break;
     }
     if (unlikely(ret != 0)) {
         if (probe) {