[Qemu-devel] [PATCH for-1.4?] target-i386: Pass X86CPU to cpu_x86_set_a20()

[Andreas Färber]

Prepares for cpu_interrupt() changing argument to CPUState.

While touching it, rename to x86_cpu_...() now that it takes an X86CPU.

Signed-off-by: Andreas Färber <address@hidden>
---
 Extracted from my qom-cpu-8 queue.

 hw/pc.c              |    7 ++++---
 target-i386/cpu.h    |    2 +-
 target-i386/helper.c |    4 +++-
 3 Dateien geändert, 8 Zeilen hinzugefügt(+), 5 Zeilen entfernt(-)

diff --git a/hw/pc.c b/hw/pc.c
index 34b6dff..53cc173 100644
--- a/hw/pc.c
+++ b/hw/pc.c
@@ -527,11 +527,11 @@ type_init(port92_register_types)
 
 static void handle_a20_line_change(void *opaque, int irq, int level)
 {
-    CPUX86State *cpu = opaque;
+    X86CPU *cpu = opaque;
 
     /* XXX: send to all CPUs ? */
     /* XXX: add logic to handle multiple A20 line sources */
-    cpu_x86_set_a20(cpu, level);
+    x86_cpu_set_a20(cpu, level);
 }
 
 int e820_add_entry(uint64_t address, uint64_t length, uint32_t type)
@@ -1085,7 +1085,8 @@ void pc_basic_device_init(ISABus *isa_bus, qemu_irq *gsi,
         }
     }
 
-    a20_line = qemu_allocate_irqs(handle_a20_line_change, first_cpu, 2);
+    a20_line = qemu_allocate_irqs(handle_a20_line_change,
+                                  x86_env_get_cpu(first_cpu), 2);
     i8042 = isa_create_simple(isa_bus, "i8042");
     i8042_setup_a20_line(i8042, &a20_line[0]);
     if (!no_vmport) {
diff --git a/target-i386/cpu.h b/target-i386/cpu.h
index 62508dc..9e6e1a6 100644
--- a/target-i386/cpu.h
+++ b/target-i386/cpu.h
@@ -1011,7 +1011,7 @@ void host_cpuid(uint32_t function, uint32_t count,
 int cpu_x86_handle_mmu_fault(CPUX86State *env, target_ulong addr,
                              int is_write, int mmu_idx);
 #define cpu_handle_mmu_fault cpu_x86_handle_mmu_fault
-void cpu_x86_set_a20(CPUX86State *env, int a20_state);
+void x86_cpu_set_a20(X86CPU *cpu, int a20_state);
 
 static inline bool hw_local_breakpoint_enabled(unsigned long dr7, int index)
 {
diff --git a/target-i386/helper.c b/target-i386/helper.c
index bf43d6a..29217ef 100644
--- a/target-i386/helper.c
+++ b/target-i386/helper.c
@@ -366,8 +366,10 @@ void cpu_dump_state(CPUX86State *env, FILE *f, 
fprintf_function cpu_fprintf,
 /* x86 mmu */
 /* XXX: add PGE support */
 
-void cpu_x86_set_a20(CPUX86State *env, int a20_state)
+void x86_cpu_set_a20(X86CPU *cpu, int a20_state)
 {
+    CPUX86State *env = &cpu->env;
+
     a20_state = (a20_state != 0);
     if (a20_state != ((env->a20_mask >> 20) & 1)) {
 #if defined(DEBUG_MMU)
-- 
1.7.10.4