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code compiles - not tested yet

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Markus Fröschle
2013-11-03 07:07:43 +00:00
parent 3d77413237
commit 8d550a07d7
8 changed files with 335 additions and 516 deletions
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19
include/pci.h
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@@ -200,6 +200,25 @@ extern void init_xlbus_arbiter(void);
extern void init_pci(void);
extern int pci_find_device(uint16_t device_id, uint16_t vendor_id, int index);
/* FIXME: parameters missing */
extern uint32_t pci_read_config_longword(uint16_t handle, uint16_t offset);
extern uint16_t pci_read_config_word(uint16_t handle, uint16_t offset);
extern uint8_t pci_read_config_byte(uint16_t handle, uint16_t offset);
extern void pci_write_config_longword(uint16_t handle, uint16_t offset, uint32_t value);
extern void pci_write_config_word(uint16_t handle, uint16_t offset, uint16_t value);
extern void pci_write_config_byte(uint16_t handle, uint16_t offset, uint8_t value);
extern void *pci_get_resource();
extern void pci_hook_interrupt();
extern void pci_unhook_interrupt();
#define PCI_HANDLE(bus, slot, function) (0 | ((bus & 0xff) << 8 | (slot & 0x1f) << 3 | (function & 7)))
#define PCI_BUS_FROM_HANDLE(h) (((h) & 0xff00) >> 8)
#define PCI_SLOT_FROM_HANDLE(h) (((h) & 0xf8) >> 3)
#define PCI_FUNCTION_FROM_HANDLE(h) (((h) & 0x7))
#endif /* _PCI_H_ */