i8259: Completely privatize PicState

[qemu.git] / hw / pc.h

diff --git a/hw/pc.h b/hw/pc.h
index 7e6ddbab827c751fbc6b88c1848a24d1c603ab4d..ece069ad1f6e7c8cc4d24297cfe60082450c7c31 100644 (file)
--- a/hw/pc.h
+++ b/hw/pc.h
@@ -8,6 +8,7 @@
 #include "fdc.h"
 #include "net.h"
 #include "memory.h"
+#include "ioapic.h"
 
 /* PC-style peripherals (also used by other machines).  */
 
@@ -15,15 +16,16 @@
 
 SerialState *serial_init(int base, qemu_irq irq, int baudbase,
                          CharDriverState *chr);
-SerialState *serial_mm_init (target_phys_addr_t base, int it_shift,
-                             qemu_irq irq, int baudbase,
-                             CharDriverState *chr, int ioregister,
-                             int be);
-static inline bool serial_isa_init(int index, CharDriverState *chr)
+SerialState *serial_mm_init(MemoryRegion *address_space,
+                            target_phys_addr_t base, int it_shift,
+                            qemu_irq irq, int baudbase,
+                            CharDriverState *chr, enum device_endian);
+static inline bool serial_isa_init(ISABus *bus, int index,
+                                   CharDriverState *chr)
 {
     ISADevice *dev;
 
-    dev = isa_try_create("isa-serial");
+    dev = isa_try_create(bus, "isa-serial");
     if (!dev) {
         return false;
     }
@@ -38,11 +40,11 @@ static inline bool serial_isa_init(int index, CharDriverState *chr)
 void serial_set_frequency(SerialState *s, uint32_t frequency);
 
 /* parallel.c */
-static inline bool parallel_init(int index, CharDriverState *chr)
+static inline bool parallel_init(ISABus *bus, int index, CharDriverState *chr)
 {
     ISADevice *dev;
 
-    dev = isa_try_create("isa-parallel");
+    dev = isa_try_create(bus, "isa-parallel");
     if (!dev) {
         return false;
     }
@@ -54,41 +56,39 @@ static inline bool parallel_init(int index, CharDriverState *chr)
     return true;
 }
 
-bool parallel_mm_init(target_phys_addr_t base, int it_shift, qemu_irq irq,
+bool parallel_mm_init(MemoryRegion *address_space,
+                      target_phys_addr_t base, int it_shift, qemu_irq irq,
                       CharDriverState *chr);
 
 /* i8259.c */
 
-typedef struct PicState2 PicState2;
-extern PicState2 *isa_pic;
-void pic_set_irq(int irq, int level);
-void pic_set_irq_new(void *opaque, int irq, int level);
-qemu_irq *i8259_init(qemu_irq parent_irq);
-int pic_read_irq(PicState2 *s);
-void pic_update_irq(PicState2 *s);
-uint32_t pic_intack_read(PicState2 *s);
+extern DeviceState *isa_pic;
+qemu_irq *i8259_init(ISABus *bus, qemu_irq parent_irq);
+int pic_read_irq(DeviceState *d);
+int pic_get_output(DeviceState *d);
 void pic_info(Monitor *mon);
 void irq_info(Monitor *mon);
 
-/* ISA */
-#define IOAPIC_NUM_PINS 0x18
+/* Global System Interrupts */
 
-typedef struct isa_irq_state {
-    qemu_irq *i8259;
-    qemu_irq ioapic[IOAPIC_NUM_PINS];
-} IsaIrqState;
+#define GSI_NUM_PINS IOAPIC_NUM_PINS
 
-void isa_irq_handler(void *opaque, int n, int level);
+typedef struct GSIState {
+    qemu_irq i8259_irq[ISA_NUM_IRQS];
+    qemu_irq ioapic_irq[IOAPIC_NUM_PINS];
+} GSIState;
+
+void gsi_handler(void *opaque, int n, int level);
 
 /* i8254.c */
 
 #define PIT_FREQ 1193182
 
-static inline ISADevice *pit_init(int base, int irq)
+static inline ISADevice *pit_init(ISABus *bus, int base, int irq)
 {
     ISADevice *dev;
 
-    dev = isa_create("isa-pit");
+    dev = isa_create(bus, "isa-pit");
     qdev_prop_set_uint32(&dev->qdev, "iobase", base);
     qdev_prop_set_uint32(&dev->qdev, "irq", irq);
     qdev_init_nofail(&dev->qdev);
@@ -106,9 +106,9 @@ void hpet_pit_disable(void);
 void hpet_pit_enable(void);
 
 /* vmport.c */
-static inline void vmport_init(void)
+static inline void vmport_init(ISABus *bus)
 {
-    isa_create_simple("vmport");
+    isa_create_simple(bus, "vmport");
 }
 void vmport_register(unsigned char command, IOPortReadFunc *func, void *opaque);
 void vmmouse_get_data(uint32_t *data);
@@ -140,14 +140,15 @@ void pc_memory_init(MemoryRegion *system_memory,
                     MemoryRegion *rom_memory,
                     MemoryRegion **ram_memory);
 qemu_irq *pc_allocate_cpu_irq(void);
-void pc_vga_init(PCIBus *pci_bus);
-void pc_basic_device_init(qemu_irq *isa_irq,
+DeviceState *pc_vga_init(ISABus *isa_bus, PCIBus *pci_bus);
+void pc_basic_device_init(ISABus *isa_bus, qemu_irq *gsi,
                           ISADevice **rtc_state,
+                          ISADevice **floppy,
                           bool no_vmport);
-void pc_init_ne2k_isa(NICInfo *nd);
+void pc_init_ne2k_isa(ISABus *bus, NICInfo *nd);
 void pc_cmos_init(ram_addr_t ram_size, ram_addr_t above_4g_mem_size,
                   const char *boot_device,
-                  BusState *ide0, BusState *ide1,
+                  ISADevice *floppy, BusState *ide0, BusState *ide1,
                   ISADevice *s);
 void pc_pci_device_init(PCIBus *pci_bus);
 
@@ -174,14 +175,14 @@ extern int no_hpet;
 
 /* pcspk.c */
 void pcspk_init(ISADevice *pit);
-int pcspk_audio_init(qemu_irq *pic);
+int pcspk_audio_init(ISABus *bus);
 
 /* piix_pci.c */
 struct PCII440FXState;
 typedef struct PCII440FXState PCII440FXState;
 
 PCIBus *i440fx_init(PCII440FXState **pi440fx_state, int *piix_devfn,
-                    qemu_irq *pic,
+                    ISABus **isa_bus, qemu_irq *pic,
                     MemoryRegion *address_space_mem,
                     MemoryRegion *address_space_io,
                     ram_addr_t ram_size,
@@ -194,7 +195,7 @@ PCIBus *i440fx_init(PCII440FXState **pi440fx_state, int *piix_devfn,
 
 /* piix4.c */
 extern PCIDevice *piix4_dev;
-int piix4_init(PCIBus *bus, int devfn);
+int piix4_init(PCIBus *bus, ISABus **isa_bus, int devfn);
 
 /* vga.c */
 enum vga_retrace_method {
@@ -204,36 +205,36 @@ enum vga_retrace_method {
 
 extern enum vga_retrace_method vga_retrace_method;
 
-static inline int isa_vga_init(void)
+static inline DeviceState *isa_vga_init(ISABus *bus)
 {
     ISADevice *dev;
 
-    dev = isa_try_create("isa-vga");
+    dev = isa_try_create(bus, "isa-vga");
     if (!dev) {
         fprintf(stderr, "Warning: isa-vga not available\n");
-        return 0;
+        return NULL;
     }
     qdev_init_nofail(&dev->qdev);
-    return 1;
+    return &dev->qdev;
 }
 
-int pci_vga_init(PCIBus *bus);
+DeviceState *pci_vga_init(PCIBus *bus);
 int isa_vga_mm_init(target_phys_addr_t vram_base,
                     target_phys_addr_t ctrl_base, int it_shift,
                     MemoryRegion *address_space);
 
 /* cirrus_vga.c */
-void pci_cirrus_vga_init(PCIBus *bus);
-void isa_cirrus_vga_init(MemoryRegion *address_space);
+DeviceState *pci_cirrus_vga_init(PCIBus *bus);
+DeviceState *isa_cirrus_vga_init(MemoryRegion *address_space);
 
 /* ne2000.c */
-static inline bool isa_ne2000_init(int base, int irq, NICInfo *nd)
+static inline bool isa_ne2000_init(ISABus *bus, int base, int irq, NICInfo *nd)
 {
     ISADevice *dev;
 
     qemu_check_nic_model(nd, "ne2k_isa");
 
-    dev = isa_try_create("ne2k_isa");
+    dev = isa_try_create(bus, "ne2k_isa");
     if (!dev) {
         return false;
     }