aboutsummaryrefslogtreecommitdiff
path: root/hw/m68k/virt.c
diff options
context:
space:
mode:
Diffstat (limited to 'hw/m68k/virt.c')
-rw-r--r--hw/m68k/virt.c22
1 files changed, 17 insertions, 5 deletions
diff --git a/hw/m68k/virt.c b/hw/m68k/virt.c
index 78e926a..bbaf630 100644
--- a/hw/m68k/virt.c
+++ b/hw/m68k/virt.c
@@ -85,14 +85,21 @@
#define VIRT_VIRTIO_MMIO_BASE 0xff010000 /* MMIO: 0xff010000 - 0xff01ffff */
#define VIRT_VIRTIO_IRQ_BASE PIC_IRQ(2, 1) /* PIC: 2, 3, 4, 5, IRQ: ALL */
+typedef struct {
+ M68kCPU *cpu;
+ hwaddr initial_pc;
+ hwaddr initial_stack;
+} ResetInfo;
+
static void main_cpu_reset(void *opaque)
{
- M68kCPU *cpu = opaque;
+ ResetInfo *reset_info = opaque;
+ M68kCPU *cpu = reset_info->cpu;
CPUState *cs = CPU(cpu);
cpu_reset(cs);
- cpu->env.aregs[7] = ldl_phys(cs->as, 0);
- cpu->env.pc = ldl_phys(cs->as, 4);
+ cpu->env.aregs[7] = reset_info->initial_stack;
+ cpu->env.pc = reset_info->initial_pc;
}
static void virt_init(MachineState *machine)
@@ -113,6 +120,7 @@ static void virt_init(MachineState *machine)
SysBusDevice *sysbus;
hwaddr io_base;
int i;
+ ResetInfo *reset_info;
if (ram_size > 3399672 * KiB) {
/*
@@ -124,9 +132,13 @@ static void virt_init(MachineState *machine)
exit(1);
}
+ reset_info = g_malloc0(sizeof(ResetInfo));
+
/* init CPUs */
cpu = M68K_CPU(cpu_create(machine->cpu_type));
- qemu_register_reset(main_cpu_reset, cpu);
+
+ reset_info->cpu = cpu;
+ qemu_register_reset(main_cpu_reset, reset_info);
/* RAM */
memory_region_add_subregion(get_system_memory(), 0, machine->ram);
@@ -206,7 +218,7 @@ static void virt_init(MachineState *machine)
error_report("could not load kernel '%s'", kernel_filename);
exit(1);
}
- stl_phys(cs->as, 4, elf_entry); /* reset initial PC */
+ reset_info->initial_pc = elf_entry;
parameters_base = (high + 1) & ~1;
BOOTINFO1(cs->as, parameters_base, BI_MACHTYPE, MACH_VIRT);