diff options
Diffstat (limited to 'hw/mips')
| -rw-r--r-- | hw/mips/mips_r4k.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/hw/mips/mips_r4k.c b/hw/mips/mips_r4k.c index 5b982f2bde..3e90e273dc 100644 --- a/hw/mips/mips_r4k.c +++ b/hw/mips/mips_r4k.c @@ -165,7 +165,8 @@ void mips_r4k_init(MachineState *machine) MemoryRegion *ram = g_new(MemoryRegion, 1); MemoryRegion *bios; MemoryRegion *iomem = g_new(MemoryRegion, 1); - MemoryRegion *isa = g_new(MemoryRegion, 1); + MemoryRegion *isa_io = g_new(MemoryRegion, 1); + MemoryRegion *isa_mem = g_new(MemoryRegion, 1); int bios_size; MIPSCPU *cpu; CPUMIPSState *env; @@ -267,20 +268,20 @@ void mips_r4k_init(MachineState *machine) cpu_mips_irq_init_cpu(env); cpu_mips_clock_init(env); + /* ISA bus: IO space at 0x14000000, mem space at 0x10000000 */ + memory_region_init_alias(isa_io, NULL, "isa-io", + get_system_io(), 0, 0x00010000); + memory_region_init(isa_mem, NULL, "isa-mem", 0x01000000); + memory_region_add_subregion(get_system_memory(), 0x14000000, isa_io); + memory_region_add_subregion(get_system_memory(), 0x10000000, isa_mem); + isa_bus = isa_bus_new(NULL, isa_mem, get_system_io()); + /* The PIC is attached to the MIPS CPU INT0 pin */ - isa_bus = isa_bus_new(NULL, get_system_memory(), get_system_io()); i8259 = i8259_init(isa_bus, env->irq[2]); isa_bus_irqs(isa_bus, i8259); rtc_init(isa_bus, 2000, NULL); - /* Register 64 KB of ISA IO space at 0x14000000 */ - memory_region_init_alias(isa, NULL, "isa_mmio", - get_system_io(), 0, 0x00010000); - memory_region_add_subregion(get_system_memory(), 0x14000000, isa); - - isa_mem_base = 0x10000000; - pit = pit_init(isa_bus, 0x40, 0, NULL); for(i = 0; i < MAX_SERIAL_PORTS; i++) { |