isapc: pick a more sane default cpu for such old hardware.
[qemu/mdroth.git] / hw / pc.h
blobec5735b89381054527a3e11cc10b93cccb46c99a
1 #ifndef HW_PC_H
2 #define HW_PC_H
4 #include "qemu-common.h"
6 /* PC-style peripherals (also used by other machines). */
8 /* serial.c */
10 SerialState *serial_init(int base, qemu_irq irq, int baudbase,
11 CharDriverState *chr);
12 SerialState *serial_mm_init (target_phys_addr_t base, int it_shift,
13 qemu_irq irq, int baudbase,
14 CharDriverState *chr, int ioregister);
16 /* parallel.c */
18 typedef struct ParallelState ParallelState;
19 ParallelState *parallel_init(int base, qemu_irq irq, CharDriverState *chr);
20 ParallelState *parallel_mm_init(target_phys_addr_t base, int it_shift, qemu_irq irq, CharDriverState *chr);
22 /* i8259.c */
24 typedef struct PicState2 PicState2;
25 extern PicState2 *isa_pic;
26 void pic_set_irq(int irq, int level);
27 void pic_set_irq_new(void *opaque, int irq, int level);
28 qemu_irq *i8259_init(qemu_irq parent_irq);
29 int pic_read_irq(PicState2 *s);
30 void pic_update_irq(PicState2 *s);
31 uint32_t pic_intack_read(PicState2 *s);
32 void pic_info(Monitor *mon);
33 void irq_info(Monitor *mon);
35 /* APIC */
36 typedef struct IOAPICState IOAPICState;
37 void apic_deliver_irq(uint8_t dest, uint8_t dest_mode,
38 uint8_t delivery_mode,
39 uint8_t vector_num, uint8_t polarity,
40 uint8_t trigger_mode);
41 int apic_init(CPUState *env);
42 int apic_accept_pic_intr(CPUState *env);
43 void apic_deliver_pic_intr(CPUState *env, int level);
44 int apic_get_interrupt(CPUState *env);
45 qemu_irq *ioapic_init(void);
46 void ioapic_set_irq(void *opaque, int vector, int level);
47 void apic_reset_irq_delivered(void);
48 int apic_get_irq_delivered(void);
50 /* i8254.c */
52 #define PIT_FREQ 1193182
54 typedef struct PITState PITState;
56 PITState *pit_init(int base, qemu_irq irq);
57 void pit_set_gate(PITState *pit, int channel, int val);
58 int pit_get_gate(PITState *pit, int channel);
59 int pit_get_initial_count(PITState *pit, int channel);
60 int pit_get_mode(PITState *pit, int channel);
61 int pit_get_out(PITState *pit, int channel, int64_t current_time);
63 void hpet_pit_disable(void);
64 void hpet_pit_enable(void);
66 /* vmport.c */
67 void vmport_init(void);
68 void vmport_register(unsigned char command, IOPortReadFunc *func, void *opaque);
70 /* vmmouse.c */
71 void *vmmouse_init(void *m);
73 /* pckbd.c */
75 void i8042_init(qemu_irq kbd_irq, qemu_irq mouse_irq, uint32_t io_base);
76 void i8042_mm_init(qemu_irq kbd_irq, qemu_irq mouse_irq,
77 target_phys_addr_t base, ram_addr_t size,
78 target_phys_addr_t mask);
80 /* mc146818rtc.c */
82 typedef struct RTCState RTCState;
84 RTCState *rtc_init(int base, qemu_irq irq, int base_year);
85 RTCState *rtc_init_sqw(int base, qemu_irq irq, qemu_irq sqw_irq, int base_year);
86 RTCState *rtc_mm_init(target_phys_addr_t base, int it_shift, qemu_irq irq,
87 int base_year);
88 void rtc_set_memory(RTCState *s, int addr, int val);
89 void rtc_set_date(RTCState *s, const struct tm *tm);
90 void cmos_set_s3_resume(void);
92 /* pc.c */
93 extern int fd_bootchk;
95 void ioport_set_a20(int enable);
96 int ioport_get_a20(void);
98 /* acpi.c */
99 extern int acpi_enabled;
100 extern char *acpi_tables;
101 extern size_t acpi_tables_len;
103 void acpi_bios_init(void);
104 int acpi_table_add(const char *table_desc);
106 /* acpi_piix.c */
107 i2c_bus *piix4_pm_init(PCIBus *bus, int devfn, uint32_t smb_io_base,
108 qemu_irq sci_irq);
109 void piix4_smbus_register_device(SMBusDevice *dev, uint8_t addr);
110 void piix4_acpi_system_hot_add_init(void);
112 /* hpet.c */
113 extern int no_hpet;
115 /* pcspk.c */
116 void pcspk_init(PITState *);
117 int pcspk_audio_init(qemu_irq *pic);
119 /* piix_pci.c */
120 struct PCII440FXState;
121 typedef struct PCII440FXState PCII440FXState;
123 PCIBus *i440fx_init(PCII440FXState **pi440fx_state, int *piix_devfn, qemu_irq *pic);
124 void i440fx_set_smm(PCII440FXState *d, int val);
125 void i440fx_init_memory_mappings(PCII440FXState *d);
127 /* piix4.c */
128 extern PCIDevice *piix4_dev;
129 int piix4_init(PCIBus *bus, int devfn);
131 /* vga.c */
132 enum vga_retrace_method {
133 VGA_RETRACE_DUMB,
134 VGA_RETRACE_PRECISE
137 extern enum vga_retrace_method vga_retrace_method;
139 int isa_vga_init(void);
140 int pci_vga_init(PCIBus *bus,
141 unsigned long vga_bios_offset, int vga_bios_size);
142 int isa_vga_mm_init(target_phys_addr_t vram_base,
143 target_phys_addr_t ctrl_base, int it_shift);
145 /* cirrus_vga.c */
146 void pci_cirrus_vga_init(PCIBus *bus);
147 void isa_cirrus_vga_init(void);
149 /* ne2000.c */
151 void isa_ne2000_init(int base, qemu_irq irq, NICInfo *nd);
153 int cpu_is_bsp(CPUState *env);
154 #endif