scsi: add channel to addressing

[qemu.git] / hw / pc_piix.c

diff --git a/hw/pc_piix.c b/hw/pc_piix.c
index 7dd5008dce9d510a973a15a8531c2e3e85d69715..8c7f2b73376f29ca78f77a32ea2971cfda87d22d 100644 (file)
--- a/hw/pc_piix.c
+++ b/hw/pc_piix.c
@@ -22,6 +22,8 @@
  * THE SOFTWARE.
  */
 
+#include <glib.h>
+
 #include "hw.h"
 #include "pc.h"
 #include "apic.h"
@@ -51,7 +53,7 @@ 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 };
 
-static void ioapic_init(IsaIrqState *isa_irq_state)
+static void ioapic_init(GSIState *gsi_state)
 {
     DeviceState *dev;
     SysBusDevice *d;
@@ -63,7 +65,7 @@ static void ioapic_init(IsaIrqState *isa_irq_state)
     sysbus_mmio_map(d, 0, 0xfec00000);
 
     for (i = 0; i < IOAPIC_NUM_PINS; i++) {
-        isa_irq_state->ioapic[i] = qdev_get_gpio_in(dev, i);
+        gsi_state->ioapic_irq[i] = qdev_get_gpio_in(dev, i);
     }
 }
 
@@ -85,14 +87,18 @@ static void pc_init1(MemoryRegion *system_memory,
     PCII440FXState *i440fx_state;
     int piix3_devfn = -1;
     qemu_irq *cpu_irq;
-    qemu_irq *isa_irq;
+    qemu_irq *gsi;
     qemu_irq *i8259;
     qemu_irq *cmos_s3;
     qemu_irq *smi_irq;
-    IsaIrqState *isa_irq_state;
+    GSIState *gsi_state;
     DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
     BusState *idebus[MAX_IDE_BUS];
     ISADevice *rtc_state;
+    ISADevice *floppy;
+    MemoryRegion *ram_memory;
+    MemoryRegion *pci_memory;
+    MemoryRegion *rom_memory;
 
     pc_cpus_init(cpu_model);
 
@@ -108,12 +114,43 @@ static void pc_init1(MemoryRegion *system_memory,
         below_4g_mem_size = ram_size;
     }
 
+    if (pci_enabled) {
+        pci_memory = g_new(MemoryRegion, 1);
+        memory_region_init(pci_memory, "pci", INT64_MAX);
+        rom_memory = pci_memory;
+    } else {
+        pci_memory = NULL;
+        rom_memory = system_memory;
+    }
+
     /* 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);
+                       below_4g_mem_size, above_4g_mem_size,
+                       pci_enabled ? rom_memory : system_memory, &ram_memory);
+    }
+
+    gsi_state = g_malloc0(sizeof(*gsi_state));
+    gsi = qemu_allocate_irqs(gsi_handler, gsi_state, GSI_NUM_PINS);
+
+    if (pci_enabled) {
+        pci_bus = i440fx_init(&i440fx_state, &piix3_devfn, gsi,
+                              system_memory, system_io, ram_size,
+                              below_4g_mem_size,
+                              0x100000000ULL - below_4g_mem_size,
+                              0x100000000ULL + above_4g_mem_size,
+                              (sizeof(target_phys_addr_t) == 4
+                               ? 0
+                               : ((uint64_t)1 << 62)),
+                              pci_memory, ram_memory);
+    } else {
+        pci_bus = NULL;
+        i440fx_state = NULL;
+        isa_bus_new(NULL, system_io);
+        no_hpet = 1;
     }
+    isa_bus_irqs(gsi);
 
     if (!xen_enabled()) {
         cpu_irq = pc_allocate_cpu_irq();
@@ -121,24 +158,15 @@ static void pc_init1(MemoryRegion *system_memory,
     } 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);
 
+    for (i = 0; i < ISA_NUM_IRQS; i++) {
+        gsi_state->i8259_irq[i] = i8259[i];
+    }
     if (pci_enabled) {
-        pci_bus = i440fx_init(&i440fx_state, &piix3_devfn, isa_irq,
-                              system_memory, system_io, ram_size);
-    } else {
-        pci_bus = NULL;
-        i440fx_state = NULL;
-        isa_bus_new(NULL);
+        ioapic_init(gsi_state);
     }
-    isa_bus_irqs(isa_irq);
 
-    pc_register_ferr_irq(isa_get_irq(13));
+    pc_register_ferr_irq(gsi[13]);
 
     pc_vga_init(pci_enabled? pci_bus: NULL);
 
@@ -147,7 +175,7 @@ static void pc_init1(MemoryRegion *system_memory,
     }
 
     /* init basic PC hardware */
-    pc_basic_device_init(isa_irq, &rtc_state, xen_enabled());
+    pc_basic_device_init(gsi, &rtc_state, &floppy, xen_enabled());
 
     for(i = 0; i < nb_nics; i++) {
         NICInfo *nd = &nd_table[i];
@@ -177,10 +205,10 @@ static void pc_init1(MemoryRegion *system_memory,
         }
     }
 
-    audio_init(isa_irq, pci_enabled ? pci_bus : NULL);
+    audio_init(gsi, pci_enabled ? pci_bus : NULL);
 
     pc_cmos_init(below_4g_mem_size, above_4g_mem_size, boot_device,
-                 idebus[0], idebus[1], rtc_state);
+                 floppy, idebus[0], idebus[1], rtc_state);
 
     if (pci_enabled && usb_enabled) {
         usb_uhci_piix3_init(pci_bus, piix3_devfn + 2);
@@ -197,15 +225,11 @@ static void pc_init1(MemoryRegion *system_memory,
         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,
+                              gsi[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);
     }