pci.h

此為philip 1362 USB DOS下的驅動程式包, 已經共測試並內含有說明文件

#include "BASICTYP.h"

#define I_VENDOR_ID          0x00
#define PCI_DEVICE_ID        0x02
#define PCI_CMD_REG          0x04
#define PCI_STATUS_REG       0x06
#define PCI_REV_ID           0x08     /* including the class code */
#define PCI_CACHE_LINE_SIZE  0x0C
#define PCI_LATENCY_TIMER    0x0D
#define PCI_HEAD_TYPE        0x0E
#define PCI_BIST             0x0F
#define PCI_BASE_ADDR_0      0x10
#define PCI_BASE_ADDR_1      0x14
#define PCI_BASE_ADDR_2      0x18
#define PCI_BASE_ADDR_3      0x1C
#define PCI_BASE_ADDR_4      0x20
#define PCI_BASE_ADDR_5      0x24
#define PCI_CIS_POINTER      0x28
#define PCI_SUB_VENDOR_ID    0x2C
#define PCI_SUB_SYSTEM_ID    0x2E
#define PCI_EXP_ROM_BASE     0x30
#define PCI_INTR_LINE        0x3C
#define PCI_INTR_PIN         0x3D
#define PCI_MIN_GNT          0x3E
#define PCI_MAX_LAT          0x3F

#define OFFSET_TO_DW_INDEX(x)     ((x) & ~0x3)
#define OFFSET_TO_BYTE_INDEX(x)   ((x) & 0x3)

/*---------------------------------------------------------------------*/
/* Ports and the bit patterns used by the Configuration Mechanism One  */
/*---------------------------------------------------------------------*/
#define CFG_ADDR_REG    0x0CF8
#define CFG_DATA_REG    0x0CFC
#define CFG_SPACE_ENA   0x80000000

/*---------------------------------------------------------------------*/
/* Ports and the bit patterns used by the Configuration Mechanism Two  */
/*---------------------------------------------------------------------*/
#define CFG_ENABLE_REG   0x0CF8
#define CFG_FORWARD_REG  0x0CFA
#define CFG_BASE_REG     0xC000
#define CFG_SPACE_KEY    0xF0
#define SPE_CYC_ENA      0x01

#define MULTI_FUNC_BIT   0x80


#define MAX_PCI_DEVICES   16
#define MAX_BUS_NUM   16         /* the maximum value is 256           */
#define MAX_DEV_NUM   32
#define MAX_FUNC_NUM   8

#define PCI_CFG_MECHANISM_1   1
#define PCI_CFG_MECHANISM_2   2

#define PCI_NO_DEVICE_ID      0xffffffff

typedef  struct pci_cfg_info
	{
	struct  pci_cfg_info *next;
	USHORT  vendor_id;
	USHORT  dev_id;
	USHORT  pci_bus_num;
	USHORT  pci_dev_num;
	USHORT  pci_func_num;
	USHORT  rev_id;
	USHORT  base_class;
	USHORT  sub_class;
	ULONG   class_code;

	USHORT  subsys_vendor_id;
	USHORT  subsys_id;
	ULONG   cfg_addr;
} PCI_CFG_INFO;

PCI_CFG_INFO * get_pci_cfg_info_tbl(void);
ULONG pci_cfg_read(ULONG dev_idx, ULONG offset, ULONG bytes);
USHORT pci_cfg_rd_w(ULONG addr, ULONG offset);
UCHAR  pci_cfg_rd_b(ULONG addr, ULONG offset);
ULONG  pci_cfg_rd_l(ULONG addr, ULONG offset);
BOOLEAN findPCIdev(ULONG classcode, ULONG *puBaseAddress, ULONG *puIntLevel);