ioforge_pci.h

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#ifndef __SYS__IOFORGE__IOFORGE_PCI_H_
#define __SYS__IOFORGE__IOFORGE_PCI_H_
 
#include "./ioforge.h"
 
#ifdef __cplusplus
extern "C" {
#endif
 
struct ioforge_pci_bar {
    uint64_t address;
    boolean_t iospace;
};
 
struct ioforge_pci_device {
    struct ioforge_device base;
    size_t pci_dev;
    size_t pci_bus;
    size_t pci_func;
    uint16_t vendor_id;
    uint16_t device_id;
    uint16_t command;
    uint16_t status;
    uint8_t subclass;
    uint8_t classes;
    uint8_t prog_if;
    uint8_t revision_id;
    uint8_t header_type;
    uint8_t interrupt_line;
    uint8_t interrupt_pin;
    uint8_t min_grant;
    uint8_t max_latency;
    uint8_t bus;
    uint8_t device;
    uint8_t function;
    uint16_t capability_ptr;
    struct ioforge_pci_bar bar[6];
};
 
struct ioforge_pci_device*
ioforge_get_pci_device(uint16_t vendor_id, uint16_t device_id);
 
void pci_enable_msi(struct ioforge_pci_device* pci, uint8_t vector, uint8_t cpu,
            uint16_t cap);
uint16_t pci_cap_find_msi(struct ioforge_pci_device* pci);
uint16_t pci_cap_find_msix(struct ioforge_pci_device* pci);
 
uintptr_t pci_enable_msix(struct ioforge_pci_device* pci,
                     uint8_t vector, uint8_t cpu,
                     uint16_t cap);
 
#ifdef __cplusplus
}
#endif
 
#endif // __SYS__IOFORGE__IOFORGE_PCI_H_