From: BALATON Zoltan Date: Fri, 28 Oct 2022 11:56:21 +0000 (+0200) Subject: mac_newworld: Clean up creation of Uninorth devices X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=50c496d2728b26fa93a99dbdb4c93e619c6afe9d;p=qmiga%2Fqemu.git mac_newworld: Clean up creation of Uninorth devices Map regions in ascending order and reorganise code a bit to avoid some casts and move Uninorth parts together. Signed-off-by: BALATON Zoltan Reviewed-by: Mark Cave-Ayland Message-Id: Signed-off-by: Mark Cave-Ayland --- diff --git a/hw/ppc/mac_newworld.c b/hw/ppc/mac_newworld.c index 6bc3bd19be..e2f456b547 100644 --- a/hw/ppc/mac_newworld.c +++ b/hw/ppc/mac_newworld.c @@ -228,13 +228,6 @@ static void ppc_core99_init(MachineState *machine) } } - /* UniN init */ - dev = qdev_new(TYPE_UNI_NORTH); - s = SYS_BUS_DEVICE(dev); - sysbus_realize_and_unref(s, &error_fatal); - memory_region_add_subregion(get_system_memory(), 0xf8000000, - sysbus_mmio_get_region(s, 0)); - openpic_irqs = g_new0(IrqLines, machine->smp.cpus); for (i = 0; i < machine->smp.cpus; i++) { /* Mac99 IRQ connection between OpenPIC outputs pins @@ -275,24 +268,30 @@ static void ppc_core99_init(MachineState *machine) } } + /* UniN init */ + s = SYS_BUS_DEVICE(qdev_new(TYPE_UNI_NORTH)); + sysbus_realize_and_unref(s, &error_fatal); + memory_region_add_subregion(get_system_memory(), 0xf8000000, + sysbus_mmio_get_region(s, 0)); + if (PPC_INPUT(env) == PPC_FLAGS_INPUT_970) { + machine_arch = ARCH_MAC99_U3; /* 970 gets a U3 bus */ /* Uninorth AGP bus */ dev = qdev_new(TYPE_U3_AGP_HOST_BRIDGE); - sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); uninorth_pci = U3_AGP_HOST_BRIDGE(dev); s = SYS_BUS_DEVICE(dev); + sysbus_realize_and_unref(s, &error_fatal); + sysbus_mmio_map(s, 0, 0xf0800000); + sysbus_mmio_map(s, 1, 0xf0c00000); /* PCI hole */ - memory_region_add_subregion(get_system_memory(), 0x80000000ULL, + memory_region_add_subregion(get_system_memory(), 0x80000000, sysbus_mmio_get_region(s, 2)); /* Register 8 MB of ISA IO space */ memory_region_add_subregion(get_system_memory(), 0xf2000000, sysbus_mmio_get_region(s, 3)); - sysbus_mmio_map(s, 0, 0xf0800000); - sysbus_mmio_map(s, 1, 0xf0c00000); - - machine_arch = ARCH_MAC99_U3; } else { + machine_arch = ARCH_MAC99; /* Use values found on a real PowerMac */ /* Uninorth AGP bus */ uninorth_agp_dev = qdev_new(TYPE_UNI_NORTH_AGP_HOST_BRIDGE); @@ -309,22 +308,20 @@ static void ppc_core99_init(MachineState *machine) sysbus_mmio_map(s, 0, 0xf4800000); sysbus_mmio_map(s, 1, 0xf4c00000); - /* Uninorth main bus */ + /* Uninorth main bus - this must be last to make it the default */ dev = qdev_new(TYPE_UNI_NORTH_PCI_HOST_BRIDGE); qdev_prop_set_uint32(dev, "ofw-addr", 0xf2000000); - sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); uninorth_pci = UNI_NORTH_PCI_HOST_BRIDGE(dev); s = SYS_BUS_DEVICE(dev); + sysbus_realize_and_unref(s, &error_fatal); + sysbus_mmio_map(s, 0, 0xf2800000); + sysbus_mmio_map(s, 1, 0xf2c00000); /* PCI hole */ - memory_region_add_subregion(get_system_memory(), 0x80000000ULL, + memory_region_add_subregion(get_system_memory(), 0x80000000, sysbus_mmio_get_region(s, 2)); /* Register 8 MB of ISA IO space */ memory_region_add_subregion(get_system_memory(), 0xf2000000, sysbus_mmio_get_region(s, 3)); - sysbus_mmio_map(s, 0, 0xf2800000); - sysbus_mmio_map(s, 1, 0xf2c00000); - - machine_arch = ARCH_MAC99; } machine->usb |= defaults_enabled() && !machine->usb_disabled;