static int
pckbdprobe(device_t dev)
{
struct resource *res;
int error, rid;
/* Check isapnp ids */
if (isa_get_vendorid(dev))
return (ENXIO);
device_set_desc(dev, "PC-98 Keyboard");
rid = 0;
res = isa_alloc_resourcev(dev, SYS_RES_IOPORT, &rid, pckbd_iat, 2,
RF_ACTIVE);
if (res == NULL)
return ENXIO;
isa_load_resourcev(res, pckbd_iat, 2);
error = pckbd_probe_unit(dev,
isa_get_port(dev),
(1 << isa_get_irq(dev)),
device_get_flags(dev));
bus_release_resource(dev, SYS_RES_IOPORT, rid, res);
return (error);
}
void isa_init_irq(ISADevice *dev, qemu_irq *p, int isairq)
{
assert(dev->nirqs < ARRAY_SIZE(dev->isairq));
dev->isairq[dev->nirqs] = isairq;
*p = isa_get_irq(dev, isairq);
dev->nirqs++;
}
static int
pckbdattach(device_t dev)
{
keyboard_t *kbd;
void *ih;
struct resource *res;
int error, rid;
rid = 0;
res = isa_alloc_resourcev(dev, SYS_RES_IOPORT, &rid, pckbd_iat, 2,
RF_ACTIVE);
if (res == NULL)
return ENXIO;
isa_load_resourcev(res, pckbd_iat, 2);
error = pckbd_attach_unit(dev, &kbd,
isa_get_port(dev),
(1 << isa_get_irq(dev)),
device_get_flags(dev));
rid = 0;
res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE);
if (res == NULL)
return ENXIO;
bus_setup_intr(dev, res, INTR_TYPE_TTY, NULL, pckbd_isa_intr, kbd, &ih);
return 0;
}
/* XXX Todo - try and detect if interrupt is working */
int
lpt_attach(device_t dev)
{
int rid, unit;
struct lpt_softc *sc;
struct cdev *cdev;
unit = device_get_unit(dev);
sc = device_get_softc(dev);
callout_init(&sc->timer, 0);
rid = 0;
sc->res_port = isa_alloc_resourcev(dev, SYS_RES_IOPORT, &rid,
lpt_iat, 4, RF_ACTIVE);
if (sc->res_port == NULL)
return ENXIO;
isa_load_resourcev(sc->res_port, lpt_iat, 4);
sc->sc_port = rman_get_start(sc->res_port);
sc->sc_primed = 0; /* not primed yet */
outb(sc->sc_port+lpt_pstb_ctrl, LPC_DIS_PSTB); /* PSTB disable */
outb(sc->sc_port+lpt_control, LPC_MODE8255); /* 8255 mode set */
outb(sc->sc_port+lpt_control, LPC_NIRQ8); /* IRQ8 inactive */
outb(sc->sc_port+lpt_control, LPC_NPSTB); /* PSTB inactive */
outb(sc->sc_port+lpt_pstb_ctrl, LPC_EN_PSTB); /* PSTB enable */
sc->sc_irq = 0;
if (isa_get_irq(dev) != -1) {
rid = 0;
sc->res_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
RF_ACTIVE);
if (sc->res_irq == NULL) {
bus_release_resource(dev, SYS_RES_IOPORT, 0,
sc->res_port);
return ENXIO;
}
if (bus_setup_intr(dev, sc->res_irq, INTR_TYPE_TTY, NULL, lpt_intr,
sc, &sc->sc_ih)) {
bus_release_resource(dev, SYS_RES_IOPORT, 0,
sc->res_port);
bus_release_resource(dev, SYS_RES_IRQ, 0,
sc->res_irq);
return ENXIO;
}
sc->sc_irq = LP_HAS_IRQ | LP_USE_IRQ | LP_ENABLE_IRQ;
device_printf(dev, "Interrupt-driven port");
}
cdev = make_dev(&lpt_cdevsw, 0,
UID_ROOT, GID_WHEEL, 0600, "lpt%d", unit);
cdev->si_drv1 = sc;
cdev = make_dev(&lpt_cdevsw, LP_BYPASS,
UID_ROOT, GID_WHEEL, 0600, "lpctl%d", unit);
cdev->si_drv1 = sc;
return 0;
}
/* XXX Todo - try and detect if interrupt is working */
int
lpt_attach(device_t dev)
{
int rid, unit;
struct lpt_softc *sc;
unit = device_get_unit(dev);
sc = device_get_softc(dev);
rid = 0;
sc->res_port = isa_alloc_resourcev(dev, SYS_RES_IOPORT, &rid,
lpt_iat, 4, RF_ACTIVE);
if (sc->res_port == NULL)
return ENXIO;
isa_load_resourcev(sc->res_port, lpt_iat, 4);
sc->sc_port = rman_get_start(sc->res_port);
sc->sc_primed = 0; /* not primed yet */
#ifdef PC98
outb(sc->sc_port+lpt_pstb_ctrl, LPC_DIS_PSTB); /* PSTB disable */
outb(sc->sc_port+lpt_control, LPC_MODE8255); /* 8255 mode set */
outb(sc->sc_port+lpt_control, LPC_NIRQ8); /* IRQ8 inactive */
outb(sc->sc_port+lpt_control, LPC_NPSTB); /* PSTB inactive */
outb(sc->sc_port+lpt_pstb_ctrl, LPC_EN_PSTB); /* PSTB enable */
#else
outb(sc->sc_port+lpt_control, LPC_NINIT);
#endif
sc->sc_irq = 0;
if (isa_get_irq(dev) != -1) {
rid = 0;
sc->res_irq = bus_alloc_resource(dev, SYS_RES_IRQ, &rid,
0, ~0, 1, RF_ACTIVE);
if (sc->res_irq == NULL) {
bus_release_resource(dev, SYS_RES_IOPORT, 0,
sc->res_port);
return ENXIO;
}
if (bus_setup_intr(dev, sc->res_irq, INTR_TYPE_TTY, lpt_intr,
sc, &sc->sc_ih)) {
bus_release_resource(dev, SYS_RES_IOPORT, 0,
sc->res_port);
bus_release_resource(dev, SYS_RES_IRQ, 0,
sc->res_irq);
return ENXIO;
}
sc->sc_irq = LP_HAS_IRQ | LP_USE_IRQ | LP_ENABLE_IRQ;
device_printf(dev, "Interrupt-driven port");
}
/* XXX what to do about the flags in the minor number? */
make_dev(&lpt_cdevsw, unit, UID_ROOT, GID_WHEEL, 0600, "lpt%d", unit);
make_dev(&lpt_cdevsw, unit | LP_BYPASS,
UID_ROOT, GID_WHEEL, 0600, "lpctl%d", unit);
return 0;
}
static int
pckbdprobe(device_t dev)
{
/* Check isapnp ids */
if (isa_get_vendorid(dev))
return (ENXIO);
device_set_desc(dev, "PC-98 Keyboard");
return pckbd_probe_unit(device_get_unit(dev), isa_get_port(dev),
(1 << isa_get_irq(dev)), device_get_flags(dev));
}
static int
aic_isa_alloc_resources(device_t dev)
{
struct aic_isa_softc *sc = device_get_softc(dev);
int rid;
bus_addr_t *bs_iat;
if ((isa_get_logicalid(dev) == 0xa180a3b8) ||
(AIC_TYPE98(device_get_flags(dev)) == AIC98_NEC100))
bs_iat = aicport_100;
else
bs_iat = aicport_generic;
sc->sc_port = sc->sc_irq = sc->sc_drq = NULL;
rid = 0;
sc->sc_port = isa_alloc_resourcev(dev, SYS_RES_IOPORT, &rid,
bs_iat, AIC_ISA_PORTSIZE, RF_ACTIVE);
if (!sc->sc_port) {
device_printf(dev, "I/O port allocation failed\n");
return (ENOMEM);
}
isa_load_resourcev(sc->sc_port, bs_iat, AIC_ISA_PORTSIZE);
mtx_init(&sc->sc_aic.lock, "aic", NULL, MTX_DEF);
if (isa_get_irq(dev) != -1) {
rid = 0;
sc->sc_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
RF_ACTIVE);
if (!sc->sc_irq) {
device_printf(dev, "IRQ allocation failed\n");
aic_isa_release_resources(dev);
return (ENOMEM);
}
}
if (isa_get_drq(dev) != -1) {
rid = 0;
sc->sc_drq = bus_alloc_resource_any(dev, SYS_RES_DRQ, &rid,
RF_ACTIVE);
if (!sc->sc_drq) {
device_printf(dev, "DRQ allocation failed\n");
aic_isa_release_resources(dev);
return (ENOMEM);
}
}
sc->sc_aic.dev = dev;
sc->sc_aic.res = sc->sc_port;
return (0);
}
static int
aic_isa_probe(device_t dev)
{
struct aic_isa_softc *sc = device_get_softc(dev);
struct aic_softc *aic = &sc->sc_aic;
int numports, i;
u_int port, *ports;
u_int8_t porta;
if (ISA_PNP_PROBE(device_get_parent(dev), dev, aic_ids) == ENXIO)
return (ENXIO);
port = isa_get_port(dev);
if (port != -1) {
ports = &port;
numports = 1;
} else {
ports = aic_isa_ports;
numports = AIC_ISA_NUMPORTS;
}
for (i = 0; i < numports; i++) {
if (bus_set_resource(dev, SYS_RES_IOPORT, 0, ports[i],
AIC_ISA_PORTSIZE, -1))
continue;
if (aic_isa_alloc_resources(dev))
continue;
if (!aic_probe(aic)) {
aic_isa_release_resources(dev);
break;
}
aic_isa_release_resources(dev);
}
if (i == numports)
return (ENXIO);
porta = aic_inb(aic, PORTA);
if (isa_get_irq(dev) == -1) {
int irq = PORTA_IRQ(porta);
bus_set_resource(dev, SYS_RES_IRQ, 0, irq, 1,
machintr_intr_cpuid(irq));
}
if ((aic->flags & AIC_DMA_ENABLE) && isa_get_drq(dev) == -1)
bus_set_resource(dev, SYS_RES_DRQ, 0, PORTA_DRQ(porta), 1, -1);
device_set_desc(dev, "Adaptec 6260/6360 SCSI controller");
return (0);
}
static void via_ide_set_irq(void *opaque, int n, int level)
{
PCIDevice *d = PCI_DEVICE(opaque);
if (level) {
d->config[0x70 + n * 8] |= 0x80;
} else {
d->config[0x70 + n * 8] &= ~0x80;
}
level = (d->config[0x70] & 0x80) || (d->config[0x78] & 0x80);
n = pci_get_byte(d->config + PCI_INTERRUPT_LINE);
if (n) {
qemu_set_irq(isa_get_irq(NULL, n), level);
}
}
static int
bt_isa_alloc_resources(device_t dev, u_long portstart, u_long portend)
{
int rid;
struct resource *port;
struct resource *irq;
struct resource *drq;
rid = 0;
port = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid,
portstart, portend, BT_NREGS, RF_ACTIVE);
if (!port)
return (ENOMEM);
if (isa_get_irq(dev) != -1) {
rid = 0;
irq = bus_alloc_resource(dev, SYS_RES_IRQ, &rid,
0, ~0, 1, RF_ACTIVE);
if (!irq) {
if (port)
bus_release_resource(dev, SYS_RES_IOPORT,
0, port);
return (ENOMEM);
}
} else
irq = NULL;
if (isa_get_drq(dev) != -1) {
rid = 0;
drq = bus_alloc_resource(dev, SYS_RES_DRQ, &rid,
0, ~0, 1, RF_ACTIVE);
if (!drq) {
if (port)
bus_release_resource(dev, SYS_RES_IOPORT,
0, port);
if (irq)
bus_release_resource(dev, SYS_RES_IRQ,
0, irq);
return (ENOMEM);
}
} else
drq = NULL;
bt_init_softc(dev, port, irq, drq);
return (0);
}
static int
pckbdattach(device_t dev)
{
keyboard_t *kbd;
void *ih;
struct resource *res;
int zero = 0;
pckbd_attach_unit(device_get_unit(dev), &kbd, isa_get_port(dev),
(1 << isa_get_irq(dev)), device_get_flags(dev));
res = bus_alloc_resource(dev, SYS_RES_IRQ, &zero, 0ul, ~0ul, 1,
RF_SHAREABLE | RF_ACTIVE);
BUS_SETUP_INTR(device_get_parent(dev), dev, res, INTR_TYPE_TTY,
pckbd_isa_intr, kbd, &ih);
return (0);
}
static int
aic_isa_alloc_resources(device_t dev)
{
struct aic_isa_softc *sc = device_get_softc(dev);
int rid;
sc->sc_port = sc->sc_irq = sc->sc_drq = 0;
rid = 0;
sc->sc_port = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid,
0ul, ~0ul, AIC_ISA_PORTSIZE, RF_ACTIVE);
if (!sc->sc_port) {
device_printf(dev, "I/O port allocation failed\n");
return (ENOMEM);
}
if (isa_get_irq(dev) != -1) {
rid = 0;
sc->sc_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
RF_ACTIVE);
if (!sc->sc_irq) {
device_printf(dev, "IRQ allocation failed\n");
aic_isa_release_resources(dev);
return (ENOMEM);
}
}
if (isa_get_drq(dev) != -1) {
rid = 0;
sc->sc_drq = bus_alloc_resource_any(dev, SYS_RES_DRQ, &rid,
RF_ACTIVE);
if (!sc->sc_drq) {
device_printf(dev, "DRQ allocation failed\n");
aic_isa_release_resources(dev);
return (ENOMEM);
}
}
sc->sc_aic.dev = dev;
sc->sc_aic.unit = device_get_unit(dev);
sc->sc_aic.tag = rman_get_bustag(sc->sc_port);
sc->sc_aic.bsh = rman_get_bushandle(sc->sc_port);
return (0);
}
static int
aic_isa_alloc_resources(device_t dev)
{
struct aic_isa_softc *sc = device_get_softc(dev);
int rid;
sc->sc_port = sc->sc_irq = sc->sc_drq = NULL;
rid = 0;
sc->sc_port = bus_alloc_resource_anywhere(dev, SYS_RES_IOPORT, &rid,
AIC_ISA_PORTSIZE, RF_ACTIVE);
if (!sc->sc_port) {
device_printf(dev, "I/O port allocation failed\n");
return (ENOMEM);
}
if (isa_get_irq(dev) != -1) {
rid = 0;
sc->sc_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
RF_ACTIVE);
if (!sc->sc_irq) {
device_printf(dev, "IRQ allocation failed\n");
aic_isa_release_resources(dev);
return (ENOMEM);
}
}
if (isa_get_drq(dev) != -1) {
rid = 0;
sc->sc_drq = bus_alloc_resource_any(dev, SYS_RES_DRQ, &rid,
RF_ACTIVE);
if (!sc->sc_drq) {
device_printf(dev, "DRQ allocation failed\n");
aic_isa_release_resources(dev);
return (ENOMEM);
}
}
sc->sc_aic.dev = dev;
sc->sc_aic.res = sc->sc_port;
mtx_init(&sc->sc_aic.lock, "aic", NULL, MTX_DEF);
return (0);
}
static void vt82c686b_init_ports(PCIIDEState *d) {
static const struct {
int iobase;
int iobase2;
int isairq;
} port_info[] = {
{0x1f0, 0x3f6, 14},
{0x170, 0x376, 15},
};
int i;
for (i = 0; i < 2; i++) {
ide_bus_new(&d->bus[i], sizeof(d->bus[i]), DEVICE(d), i, 2);
ide_init_ioport(&d->bus[i], NULL, port_info[i].iobase,
port_info[i].iobase2);
ide_init2(&d->bus[i], isa_get_irq(NULL, port_info[i].isairq));
bmdma_init(&d->bus[i], &d->bmdma[i], d);
d->bmdma[i].bus = &d->bus[i];
ide_register_restart_cb(&d->bus[i]);
}
}
static void pci_piix_init_ports(PCIIDEState *d) {
int i;
struct {
int iobase;
int iobase2;
int isairq;
} port_info[] = {
{0x1f0, 0x3f6, 14},
{0x170, 0x376, 15},
};
for (i = 0; i < 2; i++) {
ide_bus_new(&d->bus[i], &d->dev.qdev, i);
ide_init_ioport(&d->bus[i], port_info[i].iobase, port_info[i].iobase2);
ide_init2(&d->bus[i], isa_get_irq(port_info[i].isairq));
bmdma_init(&d->bus[i], &d->bmdma[i]);
d->bmdma[i].bus = &d->bus[i];
qemu_add_vm_change_state_handler(d->bus[i].dma->ops->restart_cb,
&d->bmdma[i].dma);
}
}
static void vt82c686b_init_ports(PCIIDEState *d) {
static const struct {
int iobase;
int iobase2;
int isairq;
} port_info[] = {
{0x1f0, 0x3f6, 14},
{0x170, 0x376, 15},
};
int i;
for (i = 0; i < 2; i++) {
ide_bus_new(&d->bus[i], DEVICE(d), i, 2);
ide_init_ioport(&d->bus[i], NULL, port_info[i].iobase,
port_info[i].iobase2);
ide_init2(&d->bus[i], isa_get_irq(NULL, port_info[i].isairq));
bmdma_init(&d->bus[i], &d->bmdma[i], d);
d->bmdma[i].bus = &d->bus[i];
qemu_add_vm_change_state_handler(d->bus[i].dma->ops->restart_cb,
&d->bmdma[i].dma);
}
}
/* PC hardware initialisation */
static void pc_init1(ram_addr_t ram_size,
const char *boot_device,
const char *kernel_filename,
const char *kernel_cmdline,
const char *initrd_filename,
const char *cpu_model,
int pci_enabled,
int kvmclock_enabled)
{
int i;
ram_addr_t below_4g_mem_size, above_4g_mem_size;
PCIBus *pci_bus;
PCII440FXState *i440fx_state;
int piix3_devfn = -1;
qemu_irq *cpu_irq;
qemu_irq *isa_irq;
qemu_irq *i8259;
qemu_irq *cmos_s3;
qemu_irq *smi_irq;
IsaIrqState *isa_irq_state;
DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
BusState *idebus[MAX_IDE_BUS];
ISADevice *rtc_state;
global_cpu_model = cpu_model;
pc_cpus_init(cpu_model);
#ifdef OBSOLETE_KVM_IMPL
if (kvmclock_enabled) {
kvmclock_create();
}
#endif
/* allocate ram and load rom/bios */
pc_memory_init(ram_size, kernel_filename, kernel_cmdline, initrd_filename,
&below_4g_mem_size, &above_4g_mem_size);
cpu_irq = pc_allocate_cpu_irq();
#ifdef KVM_CAP_IRQCHIP
if (kvm_enabled() && kvm_irqchip_in_kernel()) {
isa_irq_state = qemu_mallocz(sizeof(*isa_irq_state));
if (pci_enabled) {
ioapic_init(isa_irq_state);
}
isa_irq = i8259 = kvm_i8259_init(cpu_irq[0]);
ioapic_irq_hack = isa_irq;
} else
#endif
{
i8259 = i8259_init(cpu_irq[0]);
isa_irq_state = qemu_mallocz(sizeof(*isa_irq_state));
isa_irq_state->i8259 = i8259;
if (pci_enabled) {
ioapic_init(isa_irq_state);
}
isa_irq = qemu_allocate_irqs(isa_irq_handler, isa_irq_state, 24);
}
if (pci_enabled) {
pci_bus = i440fx_init(&i440fx_state, &piix3_devfn, isa_irq, ram_size);
} else {
pci_bus = NULL;
i440fx_state = NULL;
isa_bus_new(NULL);
}
isa_bus_irqs(isa_irq);
pc_register_ferr_irq(isa_get_irq(13));
pc_vga_init(pci_enabled? pci_bus: NULL);
/* init basic PC hardware */
pc_basic_device_init(isa_irq, &rtc_state);
for(i = 0; i < nb_nics; i++) {
NICInfo *nd = &nd_table[i];
if (!pci_enabled || (nd->model && strcmp(nd->model, "ne2k_isa") == 0))
pc_init_ne2k_isa(nd);
else
pci_nic_init_nofail(nd, "rtl8139", NULL);
}
if (drive_get_max_bus(IF_IDE) >= MAX_IDE_BUS) {
fprintf(stderr, "qemu: too many IDE bus\n");
exit(1);
}
for(i = 0; i < MAX_IDE_BUS * MAX_IDE_DEVS; i++) {
hd[i] = drive_get(IF_IDE, i / MAX_IDE_DEVS, i % MAX_IDE_DEVS);
}
if (pci_enabled) {
PCIDevice *dev;
dev = pci_piix3_ide_init(pci_bus, hd, piix3_devfn + 1);
idebus[0] = qdev_get_child_bus(&dev->qdev, "ide.0");
idebus[1] = qdev_get_child_bus(&dev->qdev, "ide.1");
} else {
for(i = 0; i < MAX_IDE_BUS; i++) {
ISADevice *dev;
dev = isa_ide_init(ide_iobase[i], ide_iobase2[i], ide_irq[i],
hd[MAX_IDE_DEVS * i], hd[MAX_IDE_DEVS * i + 1]);
idebus[i] = qdev_get_child_bus(&dev->qdev, "ide.0");
}
}
audio_init(isa_irq, pci_enabled ? pci_bus : NULL);
pc_cmos_init(below_4g_mem_size, above_4g_mem_size, boot_device,
idebus[0], idebus[1], rtc_state);
if (pci_enabled && usb_enabled) {
usb_uhci_piix3_init(pci_bus, piix3_devfn + 2);
}
if (pci_enabled && acpi_enabled) {
uint8_t *eeprom_buf = qemu_mallocz(8 * 256); /* XXX: make this persistent */
i2c_bus *smbus;
cmos_s3 = qemu_allocate_irqs(pc_cmos_set_s3_resume, rtc_state, 1);
smi_irq = qemu_allocate_irqs(pc_acpi_smi_interrupt, first_cpu, 1);
/* TODO: Populate SPD eeprom data. */
smbus = piix4_pm_init(pci_bus, piix3_devfn + 3, 0xb100,
isa_get_irq(9), *cmos_s3, *smi_irq,
kvm_enabled());
for (i = 0; i < 8; i++) {
DeviceState *eeprom;
eeprom = qdev_create((BusState *)smbus, "smbus-eeprom");
qdev_prop_set_uint8(eeprom, "address", 0x50 + i);
qdev_prop_set_ptr(eeprom, "data", eeprom_buf + (i * 256));
qdev_init_nofail(eeprom);
}
}
if (i440fx_state) {
i440fx_init_memory_mappings(i440fx_state);
}
if (pci_enabled) {
pc_pci_device_init(pci_bus);
}
}
/* PC hardware initialisation */
static void pc_init1(MemoryRegion *system_memory,
ram_addr_t ram_size,
const char *boot_device,
const char *kernel_filename,
const char *kernel_cmdline,
const char *initrd_filename,
const char *cpu_model,
int pci_enabled,
int kvmclock_enabled)
{
int i;
ram_addr_t below_4g_mem_size, above_4g_mem_size;
PCIBus *pci_bus;
PCII440FXState *i440fx_state;
int piix3_devfn = -1;
qemu_irq *cpu_irq;
qemu_irq *isa_irq;
qemu_irq *i8259;
qemu_irq *cmos_s3;
qemu_irq *smi_irq;
IsaIrqState *isa_irq_state;
DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
BusState *idebus[MAX_IDE_BUS];
ISADevice *rtc_state;
pc_cpus_init(cpu_model);
if (kvmclock_enabled) {
kvmclock_create();
}
if (ram_size >= 0xe0000000 ) {
above_4g_mem_size = ram_size - 0xe0000000;
below_4g_mem_size = 0xe0000000;
} else {
above_4g_mem_size = 0;
below_4g_mem_size = ram_size;
}
/* allocate ram and load rom/bios */
if (!xen_enabled()) {
pc_memory_init(system_memory,
kernel_filename, kernel_cmdline, initrd_filename,
below_4g_mem_size, above_4g_mem_size);
}
if (!xen_enabled()) {
cpu_irq = pc_allocate_cpu_irq();
i8259 = i8259_init(cpu_irq[0]);
} else {
i8259 = xen_interrupt_controller_init();
}
isa_irq_state = qemu_mallocz(sizeof(*isa_irq_state));
isa_irq_state->i8259 = i8259;
if (pci_enabled) {
ioapic_init(isa_irq_state);
}
isa_irq = qemu_allocate_irqs(isa_irq_handler, isa_irq_state, 24);
if (pci_enabled) {
pci_bus = i440fx_init(&i440fx_state, &piix3_devfn, isa_irq,
system_memory, ram_size);
} else {
pci_bus = NULL;
i440fx_state = NULL;
isa_bus_new(NULL);
}
isa_bus_irqs(isa_irq);
pc_register_ferr_irq(isa_get_irq(13));
pc_vga_init(pci_enabled? pci_bus: NULL);
if (xen_enabled()) {
pci_create_simple(pci_bus, -1, "xen-platform");
}
/* init basic PC hardware */
pc_basic_device_init(isa_irq, &rtc_state, xen_enabled());
for(i = 0; i < nb_nics; i++) {
NICInfo *nd = &nd_table[i];
if (!pci_enabled || (nd->model && strcmp(nd->model, "ne2k_isa") == 0))
pc_init_ne2k_isa(nd);
else
pci_nic_init_nofail(nd, "e1000", NULL);
}
ide_drive_get(hd, MAX_IDE_BUS);
if (pci_enabled) {
PCIDevice *dev;
if (xen_enabled()) {
dev = pci_piix3_xen_ide_init(pci_bus, hd, piix3_devfn + 1);
} else {
dev = pci_piix3_ide_init(pci_bus, hd, piix3_devfn + 1);
}
idebus[0] = qdev_get_child_bus(&dev->qdev, "ide.0");
idebus[1] = qdev_get_child_bus(&dev->qdev, "ide.1");
} else {
for(i = 0; i < MAX_IDE_BUS; i++) {
ISADevice *dev;
dev = isa_ide_init(ide_iobase[i], ide_iobase2[i], ide_irq[i],
hd[MAX_IDE_DEVS * i], hd[MAX_IDE_DEVS * i + 1]);
idebus[i] = qdev_get_child_bus(&dev->qdev, "ide.0");
}
}
audio_init(isa_irq, pci_enabled ? pci_bus : NULL);
pc_cmos_init(below_4g_mem_size, above_4g_mem_size, boot_device,
idebus[0], idebus[1], rtc_state);
if (pci_enabled && usb_enabled) {
usb_uhci_piix3_init(pci_bus, piix3_devfn + 2);
}
if (pci_enabled && acpi_enabled) {
i2c_bus *smbus;
if (!xen_enabled()) {
cmos_s3 = qemu_allocate_irqs(pc_cmos_set_s3_resume, rtc_state, 1);
} else {
cmos_s3 = qemu_allocate_irqs(xen_cmos_set_s3_resume, rtc_state, 1);
}
smi_irq = qemu_allocate_irqs(pc_acpi_smi_interrupt, first_cpu, 1);
/* TODO: Populate SPD eeprom data. */
smbus = piix4_pm_init(pci_bus, piix3_devfn + 3, 0xb100,
isa_get_irq(9), *cmos_s3, *smi_irq,
kvm_enabled());
smbus_eeprom_init(smbus, 8, NULL, 0);
}
if (i440fx_state) {
i440fx_init_memory_mappings(i440fx_state);
}
if (pci_enabled) {
pc_pci_device_init(pci_bus);
}
}
