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PCI changes :

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- Each machine now specifies what PCI device IDs are used as generic card slots
- Implemented IRQ handling
- Added SIO chip to allow IRQ routing for Premiere/PCI
This commit is contained in:
SarahW 2017-06-01 20:37:09 +01:00
commit 6bd87d5718
17 changed files with 296 additions and 39 deletions
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16
src/pci.h
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@ -1,6 +1,11 @@
void pci_init(int type, int min_card, int max_card);
void pci_init(int type);
void pci_slot(int card);
void pci_add_specific(int card, uint8_t (*read)(int func, int addr, void *priv), void (*write)(int func, int addr, uint8_t val, void *priv), void *priv);
void pci_add(uint8_t (*read)(int func, int addr, void *priv), void (*write)(int func, int addr, uint8_t val, void *priv), void *priv);
int pci_add(uint8_t (*read)(int func, int addr, void *priv), void (*write)(int func, int addr, uint8_t val, void *priv), void *priv);
void pci_set_irq_routing(int card, int irq);
void pci_set_card_routing(int card, int pci_int);
void pci_set_irq(int card, int pci_int);
void pci_clear_irq(int card, int pci_int);
#define PCI_REG_COMMAND 0x04
@ -10,4 +15,11 @@ void pci_add(uint8_t (*read)(int func, int addr, void *priv), void (*write)(int
#define PCI_CONFIG_TYPE_1 1
#define PCI_CONFIG_TYPE_2 2
#define PCI_INTA 1
#define PCI_INTB 2
#define PCI_INTC 3
#define PCI_INTD 4
#define PCI_IRQ_DISABLED -1
extern int pci_burst_time, pci_nonburst_time;