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PCI/AGP bridge support, part 3

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This commit is contained in:
RichardG867
2020-09-20 19:13:09 -03:00
parent f459c676c4
commit eb79cb1782
7 changed files with 88 additions and 63 deletions
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14
src/include/86box/pci.h
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@@ -29,6 +29,7 @@
#define PCI_NO_IRQ_STEERING 0x8000
#define PCI_CAN_SWITCH_TYPE 0x10000
#define PCI_NO_BRIDGES 0x20000
#define PCI_CONFIG_TYPE_1 1
#define PCI_CONFIG_TYPE_2 2
@@ -50,6 +51,7 @@ enum {
PCI_CARD_NORTHBRIDGE = 0,
PCI_CARD_SOUTHBRIDGE,
PCI_CARD_NORMAL,
PCI_CARD_NORMAL_NOBRIDGE,
PCI_CARD_ONBOARD,
PCI_CARD_SCSI,
PCI_CARD_SOUND,
@@ -76,8 +78,6 @@ typedef union {
extern int pci_burst_time,
pci_nonburst_time;
extern uint8_t last_pci_bus;
extern uint8_t pci_bus_number_to_index_mapping[256];
extern void pci_set_irq_routing(int pci_int, int irq);
@@ -91,19 +91,21 @@ extern uint8_t pci_use_mirq(uint8_t mirq);
extern int pci_irq_is_level(int irq);
extern void pci_set_mirq(uint8_t mirq, int level);
extern void pci_set_irq(int card, uint8_t pci_int);
extern void pci_set_irq(uint8_t card, uint8_t pci_int);
extern void pci_clear_mirq(uint8_t mirq, int level);
extern void pci_clear_irq(int card, uint8_t pci_int);
extern uint8_t pci_get_int(int card, uint8_t pci_int);
extern void pci_clear_irq(uint8_t card, uint8_t pci_int);
extern uint8_t pci_get_int(uint8_t card, uint8_t pci_int);
extern void pci_reset(void);
extern void pci_init(int type);
extern uint8_t pci_register_bus();
extern void pci_remap_bus(uint8_t bus_index, uint8_t bus_number);
extern void pci_register_slot(int card, int type,
int inta, int intb, int intc, int intd);
extern void pci_register_bus_slot(int bus, int card, int type,
int inta, int intb, int intc, int intd);
extern void pci_close(void);
extern int pci_add_card(uint8_t add_type, uint8_t (*read)(int func, int addr, void *priv), void (*write)(int func, int addr, uint8_t val, void *priv), void *priv);
extern uint8_t pci_add_card(uint8_t add_type, uint8_t (*read)(int func, int addr, void *priv), void (*write)(int func, int addr, uint8_t val, void *priv), void *priv);
extern void trc_init(void);