pc: split out piix specific part from pc.c into pc_piix.c

Finally, we can safely split out the piix specific part from pc.c
into pc_piix.c.

Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>

1 files changed, 317 insertions, 0 deletions

diff --git a/hw/pc_piix.c b/hw/pc_piix.c
new file mode 100644
index 0000000..52d8591
--- /dev/null
+++ b/hw/pc_piix.c
@@ -0,0 +1,317 @@
+/*
+ * QEMU PC System Emulator
+ *
+ * Copyright (c) 2003-2004 Fabrice Bellard
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include "hw.h"
+#include "pc.h"
+#include "apic.h"
+#include "pci.h"
+#include "usb-uhci.h"
+#include "usb-ohci.h"
+#include "net.h"
+#include "boards.h"
+#include "ide.h"
+#include "kvm.h"
+
+#define MAX_IDE_BUS 2
+
+static const int ide_iobase[MAX_IDE_BUS] = { 0x1f0, 0x170 };
+static const int ide_iobase2[MAX_IDE_BUS] = { 0x3f6, 0x376 };
+static const int ide_irq[MAX_IDE_BUS] = { 14, 15 };
+
+/* 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 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];
+    FDCtrl *floppy_controller;
+    RTCState *rtc_state;
+
+    pc_cpus_init(cpu_model);
+
+    vmport_init();
+
+    /* 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();
+    i8259 = i8259_init(cpu_irq[0]);
+    isa_irq_state = qemu_mallocz(sizeof(*isa_irq_state));
+    isa_irq_state->i8259 = i8259;
+    if (pci_enabled) {
+        isa_irq_state->ioapic = ioapic_init();
+    }
+    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;
+        isa_bus_new(NULL);
+    }
+    isa_bus_irqs(isa_irq);
+
+    pc_register_ferr_irq(isa_reserve_irq(13));
+
+    pc_vga_init(pci_enabled? pci_bus: NULL);
+
+    /* init basic PC hardware */
+    pc_basic_device_init(isa_irq, &floppy_controller, &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, "e1000", 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) {
+        pci_piix3_ide_init(pci_bus, hd, piix3_devfn + 1);
+    } else {
+        for(i = 0; i < MAX_IDE_BUS; i++) {
+            isa_ide_init(ide_iobase[i], ide_iobase2[i], ide_irq[i],
+	                 hd[MAX_IDE_DEVS * i], hd[MAX_IDE_DEVS * i + 1]);
+        }
+    }
+
+#ifdef HAS_AUDIO
+    pc_audio_init(pci_enabled ? pci_bus : NULL, isa_irq);
+#endif
+
+    pc_cmos_init(below_4g_mem_size, above_4g_mem_size, boot_device, hd,
+                 floppy_controller, 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_reserve_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);
+        }
+        piix4_acpi_system_hot_add_init(pci_bus);
+    }
+
+    if (i440fx_state) {
+        i440fx_init_memory_mappings(i440fx_state);
+    }
+
+    if (pci_enabled) {
+        pc_pci_device_init(pci_bus);
+    }
+}
+
+static void pc_init_pci(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)
+{
+    pc_init1(ram_size, boot_device,
+             kernel_filename, kernel_cmdline,
+             initrd_filename, cpu_model, 1);
+}
+
+static void pc_init_isa(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)
+{
+    if (cpu_model == NULL)
+        cpu_model = "486";
+    pc_init1(ram_size, boot_device,
+             kernel_filename, kernel_cmdline,
+             initrd_filename, cpu_model, 0);
+}
+
+static QEMUMachine pc_machine = {
+    .name = "pc-0.13",
+    .alias = "pc",
+    .desc = "Standard PC",
+    .init = pc_init_pci,
+    .max_cpus = 255,
+    .is_default = 1,
+};
+
+static QEMUMachine pc_machine_v0_12 = {
+    .name = "pc-0.12",
+    .desc = "Standard PC",
+    .init = pc_init_pci,
+    .max_cpus = 255,
+    .compat_props = (GlobalProperty[]) {
+        {
+            .driver   = "virtio-serial-pci",
+            .property = "max_nr_ports",
+            .value    = stringify(1),
+        },{
+            .driver   = "virtio-serial-pci",
+            .property = "vectors",
+            .value    = stringify(0),
+        },
+        { /* end of list */ }
+    }
+};
+
+static QEMUMachine pc_machine_v0_11 = {
+    .name = "pc-0.11",
+    .desc = "Standard PC, qemu 0.11",
+    .init = pc_init_pci,
+    .max_cpus = 255,
+    .compat_props = (GlobalProperty[]) {
+        {
+            .driver   = "virtio-blk-pci",
+            .property = "vectors",
+            .value    = stringify(0),
+        },{
+            .driver   = "virtio-serial-pci",
+            .property = "max_nr_ports",
+            .value    = stringify(1),
+        },{
+            .driver   = "virtio-serial-pci",
+            .property = "vectors",
+            .value    = stringify(0),
+        },{
+            .driver   = "ide-drive",
+            .property = "ver",
+            .value    = "0.11",
+        },{
+            .driver   = "scsi-disk",
+            .property = "ver",
+            .value    = "0.11",
+        },{
+            .driver   = "PCI",
+            .property = "rombar",
+            .value    = stringify(0),
+        },
+        { /* end of list */ }
+    }
+};
+
+static QEMUMachine pc_machine_v0_10 = {
+    .name = "pc-0.10",
+    .desc = "Standard PC, qemu 0.10",
+    .init = pc_init_pci,
+    .max_cpus = 255,
+    .compat_props = (GlobalProperty[]) {
+        {
+            .driver   = "virtio-blk-pci",
+            .property = "class",
+            .value    = stringify(PCI_CLASS_STORAGE_OTHER),
+        },{
+            .driver   = "virtio-serial-pci",
+            .property = "class",
+            .value    = stringify(PCI_CLASS_DISPLAY_OTHER),
+        },{
+            .driver   = "virtio-serial-pci",
+            .property = "max_nr_ports",
+            .value    = stringify(1),
+        },{
+            .driver   = "virtio-serial-pci",
+            .property = "vectors",
+            .value    = stringify(0),
+        },{
+            .driver   = "virtio-net-pci",
+            .property = "vectors",
+            .value    = stringify(0),
+        },{
+            .driver   = "virtio-blk-pci",
+            .property = "vectors",
+            .value    = stringify(0),
+        },{
+            .driver   = "ide-drive",
+            .property = "ver",
+            .value    = "0.10",
+        },{
+            .driver   = "scsi-disk",
+            .property = "ver",
+            .value    = "0.10",
+        },{
+            .driver   = "PCI",
+            .property = "rombar",
+            .value    = stringify(0),
+        },
+        { /* end of list */ }
+    },
+};
+
+static QEMUMachine isapc_machine = {
+    .name = "isapc",
+    .desc = "ISA-only PC",
+    .init = pc_init_isa,
+    .max_cpus = 1,
+};
+
+static void pc_machine_init(void)
+{
+    qemu_register_machine(&pc_machine);
+    qemu_register_machine(&pc_machine_v0_12);
+    qemu_register_machine(&pc_machine_v0_11);
+    qemu_register_machine(&pc_machine_v0_10);
+    qemu_register_machine(&isapc_machine);
+}
+
+machine_init(pc_machine_init);