diff options
Diffstat (limited to 'hw/mips')
| -rw-r--r-- | hw/mips/gt64xxx_pci.c | 80 | ||||
| -rw-r--r-- | hw/mips/malta.c | 7 |
2 files changed, 9 insertions, 78 deletions
diff --git a/hw/mips/gt64xxx_pci.c b/hw/mips/gt64xxx_pci.c index c7480bd019..e0ff1b5566 100644 --- a/hw/mips/gt64xxx_pci.c +++ b/hw/mips/gt64xxx_pci.c @@ -26,10 +26,8 @@ #include "qapi/error.h" #include "qemu/units.h" #include "qemu/log.h" -#include "hw/mips/mips.h" #include "hw/pci/pci.h" #include "hw/pci/pci_host.h" -#include "hw/southbridge/piix.h" #include "migration/vmstate.h" #include "hw/intc/i8259.h" #include "hw/irq.h" @@ -981,56 +979,6 @@ static const MemoryRegionOps isd_mem_ops = { }, }; -static int gt64120_pci_map_irq(PCIDevice *pci_dev, int irq_num) -{ - int slot; - - slot = PCI_SLOT(pci_dev->devfn); - - switch (slot) { - /* PIIX4 USB */ - case 10: - return 3; - /* AMD 79C973 Ethernet */ - case 11: - return 1; - /* Crystal 4281 Sound */ - case 12: - return 2; - /* PCI slot 1 to 4 */ - case 18 ... 21: - return ((slot - 18) + irq_num) & 0x03; - /* Unknown device, don't do any translation */ - default: - return irq_num; - } -} - -static int pci_irq_levels[4]; - -static void gt64120_pci_set_irq(void *opaque, int irq_num, int level) -{ - int i, pic_irq, pic_level; - qemu_irq *pic = opaque; - - pci_irq_levels[irq_num] = level; - - /* now we change the pic irq level according to the piix irq mappings */ - /* XXX: optimize */ - pic_irq = piix4_dev->config[PIIX_PIRQCA + irq_num]; - if (pic_irq < 16) { - /* The pic level is the logical OR of all the PCI irqs mapped to it. */ - pic_level = 0; - for (i = 0; i < 4; i++) { - if (pic_irq == piix4_dev->config[PIIX_PIRQCA + i]) { - pic_level |= pci_irq_levels[i]; - } - } - qemu_set_irq(pic[pic_irq], pic_level); - } -} - - static void gt64120_reset(DeviceState *dev) { GT64120State *s = GT64120_PCI_HOST_BRIDGE(dev); @@ -1202,32 +1150,18 @@ static void gt64120_reset(DeviceState *dev) static void gt64120_realize(DeviceState *dev, Error **errp) { GT64120State *s = GT64120_PCI_HOST_BRIDGE(dev); + PCIHostState *phb = PCI_HOST_BRIDGE(dev); memory_region_init_io(&s->ISD_mem, OBJECT(dev), &isd_mem_ops, s, "gt64120-isd", 0x1000); -} - -PCIBus *gt64120_register(qemu_irq *pic) -{ - GT64120State *d; - PCIHostState *phb; - DeviceState *dev; - - dev = qdev_new(TYPE_GT64120_PCI_HOST_BRIDGE); - d = GT64120_PCI_HOST_BRIDGE(dev); - phb = PCI_HOST_BRIDGE(dev); - memory_region_init(&d->pci0_mem, OBJECT(dev), "pci0-mem", 4 * GiB); - address_space_init(&d->pci0_mem_as, &d->pci0_mem, "pci0-mem"); - phb->bus = pci_register_root_bus(dev, "pci", - gt64120_pci_set_irq, gt64120_pci_map_irq, - pic, - &d->pci0_mem, - get_system_io(), - PCI_DEVFN(18, 0), 4, TYPE_PCI_BUS); - sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); + memory_region_init(&s->pci0_mem, OBJECT(dev), "pci0-mem", 4 * GiB); + address_space_init(&s->pci0_mem_as, &s->pci0_mem, "pci0-mem"); + phb->bus = pci_root_bus_new(dev, "pci", + &s->pci0_mem, + get_system_io(), + PCI_DEVFN(18, 0), TYPE_PCI_BUS); pci_create_simple(phb->bus, PCI_DEVFN(0, 0), "gt64120_pci"); - return phb->bus; } static void gt64120_pci_realize(PCIDevice *d, Error **errp) diff --git a/hw/mips/malta.c b/hw/mips/malta.c index b770b8d367..55037eb90f 100644 --- a/hw/mips/malta.c +++ b/hw/mips/malta.c @@ -97,7 +97,6 @@ struct MaltaState { Clock *cpuclk; MIPSCPSState cps; - qemu_irq i8259[ISA_NUM_IRQS]; }; static struct _loaderparams { @@ -1391,7 +1390,8 @@ void mips_malta_init(MachineState *machine) stl_p(memory_region_get_ram_ptr(bios_copy) + 0x10, 0x00000420); /* Northbridge */ - pci_bus = gt64120_register(s->i8259); + dev = sysbus_create_simple("gt64120", -1, NULL); + pci_bus = PCI_BUS(qdev_get_child_bus(dev, "pci")); /* * The whole address space decoded by the GT-64120A doesn't generate * exception when accessing invalid memory. Create an empty slot to @@ -1404,9 +1404,6 @@ void mips_malta_init(MachineState *machine) /* Interrupt controller */ qdev_connect_gpio_out_named(dev, "intr", 0, i8259_irq); - for (int i = 0; i < ISA_NUM_IRQS; i++) { - s->i8259[i] = qdev_get_gpio_in_named(dev, "isa", i); - } /* generate SPD EEPROM data */ generate_eeprom_spd(&smbus_eeprom_buf[0 * 256], ram_size); |