cpu: Turn cpu_handle_mmu_fault() into a CPUClass hook

Note that while such functions may exist both for *-user and softmmu,
only *-user uses the CPUState hook, while softmmu reuses the prototype
for calling it directly.

Signed-off-by: Andreas Färber <afaerber@suse.de>

4 files changed, 16 insertions, 11 deletions

diff --git a/target-m68k/cpu.c b/target-m68k/cpu.c
index 7d66ed0..46601dc 100644
--- a/target-m68k/cpu.c
+++ b/target-m68k/cpu.c
@@ -200,7 +200,9 @@ static void m68k_cpu_class_init(ObjectClass *c, void *data)
     cc->set_pc = m68k_cpu_set_pc;
     cc->gdb_read_register = m68k_cpu_gdb_read_register;
     cc->gdb_write_register = m68k_cpu_gdb_write_register;
-#ifndef CONFIG_USER_ONLY
+#ifdef CONFIG_USER_ONLY
+    cc->handle_mmu_fault = m68k_cpu_handle_mmu_fault;
+#else
     cc->get_phys_page_debug = m68k_cpu_get_phys_page_debug;
 #endif
     dc->vmsd = &vmstate_m68k_cpu;
diff --git a/target-m68k/cpu.h b/target-m68k/cpu.h
index 5f79d2a..dd1794f 100644
--- a/target-m68k/cpu.h
+++ b/target-m68k/cpu.h
@@ -237,9 +237,8 @@ static inline int cpu_mmu_index (CPUM68KState *env)
     return (env->sr & SR_S) == 0 ? 1 : 0;
 }
 
-int cpu_m68k_handle_mmu_fault(CPUM68KState *env, target_ulong address, int rw,
+int m68k_cpu_handle_mmu_fault(CPUState *cpu, vaddr address, int rw,
                               int mmu_idx);
-#define cpu_handle_mmu_fault cpu_m68k_handle_mmu_fault
 
 #include "exec/cpu-all.h"
 
diff --git a/target-m68k/helper.c b/target-m68k/helper.c
index a364eb1..0ffb861 100644
--- a/target-m68k/helper.c
+++ b/target-m68k/helper.c
@@ -277,11 +277,13 @@ void m68k_switch_sp(CPUM68KState *env)
 
 #if defined(CONFIG_USER_ONLY)
 
-int cpu_m68k_handle_mmu_fault (CPUM68KState *env, target_ulong address, int rw,
-                               int mmu_idx)
+int m68k_cpu_handle_mmu_fault(CPUState *cs, vaddr address, int rw,
+                              int mmu_idx)
 {
-    env->exception_index = EXCP_ACCESS;
-    env->mmu.ar = address;
+    M68kCPU *cpu = M68K_CPU(cs);
+
+    cpu->env.exception_index = EXCP_ACCESS;
+    cpu->env.mmu.ar = address;
     return 1;
 }
 
@@ -295,14 +297,15 @@ hwaddr m68k_cpu_get_phys_page_debug(CPUState *cs, vaddr addr)
     return addr;
 }
 
-int cpu_m68k_handle_mmu_fault (CPUM68KState *env, target_ulong address, int rw,
-                               int mmu_idx)
+int m68k_cpu_handle_mmu_fault(CPUState *cs, vaddr address, int rw,
+                              int mmu_idx)
 {
+    M68kCPU *cpu = M68K_CPU(cs);
     int prot;
 
     address &= TARGET_PAGE_MASK;
     prot = PAGE_READ | PAGE_WRITE | PAGE_EXEC;
-    tlb_set_page(env, address, address, prot, mmu_idx, TARGET_PAGE_SIZE);
+    tlb_set_page(&cpu->env, address, address, prot, mmu_idx, TARGET_PAGE_SIZE);
     return 0;
 }
 
diff --git a/target-m68k/op_helper.c b/target-m68k/op_helper.c
index bbbfd7f..539d1d6 100644
--- a/target-m68k/op_helper.c
+++ b/target-m68k/op_helper.c
@@ -59,9 +59,10 @@ extern int semihosting_enabled;
 void tlb_fill(CPUM68KState *env, target_ulong addr, int is_write, int mmu_idx,
               uintptr_t retaddr)
 {
+    M68kCPU *cpu = m68k_env_get_cpu(env);
     int ret;
 
-    ret = cpu_m68k_handle_mmu_fault(env, addr, is_write, mmu_idx);
+    ret = m68k_cpu_handle_mmu_fault(CPU(cpu), addr, is_write, mmu_idx);
     if (unlikely(ret)) {
         if (retaddr) {
             /* now we have a real cpu fault */