Mark
40 lines
1.5 KiB
C
40 lines
1.5 KiB
C
#pragma once
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#include "arch/amd64/hw/irq.h"
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#include "sys/types.h"
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#define PCI_PORT_CONFIG_ADDR 0xCF8
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#define PCI_PORT_CONFIG_DATA 0xCFC
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#define PCI_CONFIG_ID 0x00
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#define PCI_CONFIG_CMD 0x04
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#define PCI_CONFIG_CLASS 0x08
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#define PCI_CONFIG_INFO 0x0C
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#define PCI_CONFIG_BAR(n) (0x10 + (n) * 4)
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#define PCI_CONFIG_SUBSYSTEM 0x2C
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#define PCI_CONFIG_CAPABILITIES 0x34
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#define PCI_CONFIG_IRQ 0x3C
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#define PCI_CONFIG_BRIDGE 0x18
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#define PCI_ID(vnd, dev) (((uint32_t) (vnd)) | ((uint32_t) (dev) << 16))
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struct pci_device;
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typedef void (*pci_driver_func_t)(struct pci_device *dev);
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void pci_get_device_address(const struct pci_device *dev, uint8_t *b, uint8_t *d, uint8_t *f);
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void pci_init(void);
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void pci_add_root_bus(uint8_t n);
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uint32_t pci_config_read_dword_legacy(uint8_t bus, uint8_t dev, uint8_t func, uint32_t off);
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uint32_t pci_config_read_dword(struct pci_device *dev, uint16_t off);
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void pci_config_write_dword_legacy(uint8_t bus, uint8_t dev, uint8_t func, uint32_t off, uint32_t val);
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void pci_config_write_dword(struct pci_device *dev, uint16_t off, uint32_t val);
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void pci_add_irq(struct pci_device *dev, irq_handler_func_t handler, void *ctx);
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void pci_add_class_driver(uint32_t full_class, pci_driver_func_t func, const char *name);
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void pci_add_device_driver(uint32_t id, pci_driver_func_t func, const char *name);
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// pcidb.c
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const char *pci_class_string(uint16_t full_class);
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