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hw/mips/mips_malta: Extract the PIIX4 creation code as piix4_create() 

The Malta board instantiate a PIIX4 chipset doing various
calls. Refactor all those related calls into a single
function: piix4_create().

Reviewed-by: Aleksandar Markovic <amarkovic@wavecomp.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
This commit is contained in:
Philippe Mathieu-Daudé 2019-10-12 23:42:34 +02:00
parent fff21c129d
commit c74d2c047e
1 changed files with 29 additions and 18 deletions
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47
hw/mips/mips_malta.c
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@ -1210,6 +1210,34 @@ static void mips_create_cpu(MachineState *ms, MaltaState *s,
}
}
static DeviceState *piix4_create(PCIBus *pci_bus, ISABus **isa_bus,
I2CBus **smbus, size_t ide_buses)
{
const size_t ide_drives = ide_buses * MAX_IDE_DEVS;
DriveInfo **hd;
PCIDevice *pci;
DeviceState *dev;
pci = pci_create_simple_multifunction(pci_bus, PCI_DEVFN(10, 0),
true, TYPE_PIIX4_PCI_DEVICE);
dev = DEVICE(pci);
if (isa_bus) {
*isa_bus = ISA_BUS(qdev_get_child_bus(dev, "isa.0"));
}
hd = g_new(DriveInfo *, ide_drives);
ide_drive_get(hd, ide_drives);
pci_piix4_ide_init(pci_bus, hd, pci->devfn + 1);
g_free(hd);
pci_create_simple(pci_bus, pci->devfn + 2, "piix4-usb-uhci");
if (smbus) {
*smbus = piix4_pm_init(pci_bus, pci->devfn + 3, 0x1100,
isa_get_irq(NULL, 9), NULL, 0, NULL);
}
return dev;
}
static
void mips_malta_init(MachineState *machine)
{
@ -1231,12 +1259,8 @@ void mips_malta_init(MachineState *machine)
PCIBus *pci_bus;
ISABus *isa_bus;
qemu_irq cbus_irq, i8259_irq;
PCIDevice *pci;
int piix4_devfn;
I2CBus *smbus;
DriveInfo *dinfo;
const size_t ide_drives = MAX_IDE_BUS * MAX_IDE_DEVS;
DriveInfo **hd;
int fl_idx = 0;
int be;
@ -1407,14 +1431,7 @@ void mips_malta_init(MachineState *machine)
pci_bus = gt64120_register(s->i8259);
/* Southbridge */
hd = g_new(DriveInfo *, ide_drives);
ide_drive_get(hd, ide_drives);
pci = pci_create_simple_multifunction(pci_bus, PCI_DEVFN(10, 0),
true, TYPE_PIIX4_PCI_DEVICE);
dev = DEVICE(pci);
isa_bus = ISA_BUS(qdev_get_child_bus(dev, "isa.0"));
piix4_devfn = pci->devfn;
dev = piix4_create(pci_bus, &isa_bus, &smbus, MAX_IDE_BUS);
/* Interrupt controller */
qdev_connect_gpio_out_named(dev, "intr", 0, i8259_irq);
@ -1422,12 +1439,6 @@ void mips_malta_init(MachineState *machine)
s->i8259[i] = qdev_get_gpio_in_named(dev, "isa", i);
}
pci_piix4_ide_init(pci_bus, hd, piix4_devfn + 1);
g_free(hd);
pci_create_simple(pci_bus, piix4_devfn + 2, "piix4-usb-uhci");
smbus = piix4_pm_init(pci_bus, piix4_devfn + 3, 0x1100,
isa_get_irq(NULL, 9), NULL, 0, NULL);
/* generate SPD EEPROM data */
generate_eeprom_spd(&smbus_eeprom_buf[0 * 256], ram_size);
generate_eeprom_serial(&smbus_eeprom_buf[6 * 256]);