diff options
Diffstat (limited to 'hw/ppc/prep.c')
| -rw-r--r-- | hw/ppc/prep.c | 31 |
1 files changed, 19 insertions, 12 deletions
diff --git a/hw/ppc/prep.c b/hw/ppc/prep.c index 90828f2635..0081c701ab 100644 --- a/hw/ppc/prep.c +++ b/hw/ppc/prep.c @@ -434,6 +434,16 @@ static void ppc_prep_reset(void *opaque) cpu->env.nip = 0xfffffffc; } +static const MemoryRegionPortio prep_portio_list[] = { + /* System control ports */ + { 0x0092, 1, 1, .read = PREP_io_800_readb, .write = PREP_io_800_writeb, }, + { 0x0800, 0x52, 1, + .read = PREP_io_800_readb, .write = PREP_io_800_writeb, }, + /* Special port to get debug messages from Open-Firmware */ + { 0x0F00, 4, 1, .write = PPC_debug_write, }, + PORTIO_END_OF_LIST(), +}; + /* PowerPC PREP hardware initialisation */ static void ppc_prep_init(QEMUMachineInitArgs *args) { @@ -450,6 +460,7 @@ static void ppc_prep_init(QEMUMachineInitArgs *args) nvram_t nvram; M48t59State *m48t59; MemoryRegion *PPC_io_memory = g_new(MemoryRegion, 1); + PortioList *port_list = g_new(PortioList, 1); #if 0 MemoryRegion *xcsr = g_new(MemoryRegion, 1); #endif @@ -494,12 +505,12 @@ static void ppc_prep_init(QEMUMachineInitArgs *args) } /* allocate RAM */ - memory_region_init_ram(ram, "ppc_prep.ram", ram_size); + memory_region_init_ram(ram, NULL, "ppc_prep.ram", ram_size); vmstate_register_ram_global(ram); memory_region_add_subregion(sysmem, 0, ram); /* allocate and load BIOS */ - memory_region_init_ram(bios, "ppc_prep.bios", BIOS_SIZE); + memory_region_init_ram(bios, NULL, "ppc_prep.bios", BIOS_SIZE); memory_region_set_readonly(bios, true); memory_region_add_subregion(sysmem, (uint32_t)(-BIOS_SIZE), bios); vmstate_register_ram_global(bios); @@ -610,7 +621,7 @@ static void ppc_prep_init(QEMUMachineInitArgs *args) qdev_init_nofail(dev); /* Register 8 MB of ISA IO space (needed for non-contiguous map) */ - memory_region_init_io(PPC_io_memory, &PPC_prep_io_ops, sysctrl, + memory_region_init_io(PPC_io_memory, NULL, &PPC_prep_io_ops, sysctrl, "ppc-io", 0x00800000); memory_region_add_subregion(sysmem, 0x80000000, PPC_io_memory); @@ -641,14 +652,13 @@ static void ppc_prep_init(QEMUMachineInitArgs *args) isa_create_simple(isa_bus, "i8042"); sysctrl->reset_irq = first_cpu->irq_inputs[PPC6xx_INPUT_HRESET]; - /* System control ports */ - register_ioport_read(0x0092, 0x01, 1, &PREP_io_800_readb, sysctrl); - register_ioport_write(0x0092, 0x01, 1, &PREP_io_800_writeb, sysctrl); - register_ioport_read(0x0800, 0x52, 1, &PREP_io_800_readb, sysctrl); - register_ioport_write(0x0800, 0x52, 1, &PREP_io_800_writeb, sysctrl); + + portio_list_init(port_list, NULL, prep_portio_list, sysctrl, "prep"); + portio_list_add(port_list, get_system_io(), 0x0); + /* PowerPC control and status register group */ #if 0 - memory_region_init_io(xcsr, &PPC_XCSR_ops, NULL, "ppc-xcsr", 0x1000); + memory_region_init_io(xcsr, NULL, &PPC_XCSR_ops, NULL, "ppc-xcsr", 0x1000); memory_region_add_subregion(sysmem, 0xFEFF0000, xcsr); #endif @@ -672,9 +682,6 @@ static void ppc_prep_init(QEMUMachineInitArgs *args) /* XXX: need an option to load a NVRAM image */ 0, graphic_width, graphic_height, graphic_depth); - - /* Special port to get debug messages from Open-Firmware */ - register_ioport_write(0x0F00, 4, 1, &PPC_debug_write, NULL); } static QEMUMachine prep_machine = { |