target/ppc: Introduce ppc_xlate

Create one common dispatch for all of the ppc_*_xlate functions.
Use ppc64_v3_radix to directly dispatch between ppc_radix64_xlate
and ppc_hash64_xlate.

Remove the separate *_handle_mmu_fault and *_get_phys_page_debug
functions, using common code for ppc_cpu_tlb_fill and
ppc_cpu_get_phys_page_debug.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20210621125115.67717-9-bruno.larsen@eldorado.org.br>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>

1 files changed, 3 insertions, 35 deletions

diff --git a/target/ppc/mmu-hash32.c b/target/ppc/mmu-hash32.c
index ad22372c07..6a07c345e4 100644
--- a/target/ppc/mmu-hash32.c
+++ b/target/ppc/mmu-hash32.c
@@ -424,10 +424,9 @@ static hwaddr ppc_hash32_pte_raddr(target_ulong sr, ppc_hash_pte32_t pte,
     return (rpn & ~mask) | (eaddr & mask);
 }
 
-static bool ppc_hash32_xlate(PowerPCCPU *cpu, vaddr eaddr,
-                             MMUAccessType access_type,
-                             hwaddr *raddrp, int *psizep, int *protp,
-                             bool guest_visible)
+bool ppc_hash32_xlate(PowerPCCPU *cpu, vaddr eaddr, MMUAccessType access_type,
+                      hwaddr *raddrp, int *psizep, int *protp,
+                      bool guest_visible)
 {
     CPUState *cs = CPU(cpu);
     CPUPPCState *env = &cpu->env;
@@ -569,34 +568,3 @@ static bool ppc_hash32_xlate(PowerPCCPU *cpu, vaddr eaddr,
     *protp = prot;
     return true;
 }
-
-int ppc_hash32_handle_mmu_fault(PowerPCCPU *cpu, vaddr eaddr,
-                                MMUAccessType access_type, int mmu_idx)
-{
-    CPUState *cs = CPU(cpu);
-    int page_size, prot;
-    hwaddr raddr;
-
-    /* Translate eaddr to raddr (where raddr is addr qemu needs for access) */
-    if (!ppc_hash32_xlate(cpu, eaddr, access_type, &raddr,
-                           &page_size, &prot, true)) {
-        return 1;
-    }
-
-    tlb_set_page(cs, eaddr & TARGET_PAGE_MASK, raddr & TARGET_PAGE_MASK,
-                 prot, mmu_idx, 1UL << page_size);
-    return 0;
-}
-
-hwaddr ppc_hash32_get_phys_page_debug(PowerPCCPU *cpu, target_ulong eaddr)
-{
-    int psize, prot;
-    hwaddr raddr;
-
-    if (!ppc_hash32_xlate(cpu, eaddr, MMU_DATA_LOAD, &raddr,
-                           &psize, &prot, false)) {
-        return -1;
-    }
-
-    return raddr & TARGET_PAGE_MASK;
-}