windows-nt/Source/XPSP1/NT/drivers/video/ms/weitek/mini/pci.h
2020-09-26 16:20:57 +08:00

159 lines
3.9 KiB
C

/*++
Copyright (c) 1993 Weitek Corporation
Module Name:
pci.h
Abstract:
This module contains PCI definitions for the Weitek P9 miniport
device driver.
Environment:
Kernel mode
Revision History may be found at the end of this file.
--*/
//
// Local function prototypes defined in PCI.C.
//
BOOLEAN
PciFindDevice(
IN PHW_DEVICE_EXTENSION HwDeviceExtension,
IN USHORT usDeviceId,
IN USHORT usVendorId,
IN OUT PULONG pulSlotNum
);
//
// Externals used by the PCI routines.
//
extern VIDEO_ACCESS_RANGE VLDefDACRegRange[];
#if 0
//
// Define P9 register/frame buffer addresses using the OEM's default
// base address.
//
#define MemBase 0xA0000000
#endif
//
// Bit to write to the sequencer control register to enable/disable P9
// video output.
//
#define P9_VIDEO_ENB 0x10
#define P9_VIDEO_DIS ~P9_VIDEO_ENB
//
// Define the bit in the sequencer control register which determines
// the sync polarities. For Weitek board, 1 = positive.
//
#define HSYNC_POL_MASK 0x20
#define POL_MASK HSYNC_POL_MASK
#define VIPER_HSYNC_POL_MASK 0x40
#define VIPER_VSYNC_POL_MASK 0x80
//
// Defines which are specific to the Weitek PCI Implementation.
//
#define WTK_VENDOR_ID (USHORT) 0x100E
#define WTK_9001_ID (USHORT) 0x9001
#define WTK_9002_ID (USHORT) 0x9002
#define P9001_IO_RANGE 0x1000 // 4K worth of IO ports.
#define WTK_9100_ID (USHORT) 0x9100
//
// Weitek P9001 specific configuration space registers.
//
#define P9001_CMD_REG 0x04
#define P9001_REV_ID 0x08
#define P9001_BASE_ADDR 0x10
#define P9001_REG_BASE 0x14
#define P9001_BIOS_BASE_ADDR 0x30
#define WTK_VGA_PRESENT 0x300
//
// Weitek P9002 specific registers/definitions.
//
#define P9002_VGA_ID 0x30l
#define OAK_VGA 1l
#define TRIDENT_VGA 2l
#define WTK_VGA 3l
#define VGA_MSK 3l
//
// Viper PCI ID String to search for ROM BIOS.
//
#define VIPER_ID_STR "VIPER"
#define BIOS_RANGE_LEN 0x8000
//
// Misc PCI definitions.
//
#define PCI_BIOS_ENB 0x01l // Bit def to enable the adapter BIOS
#define PCI_BIOS_DIS ~PCI_BIOS_ENB // Bit def to disable the adapter BIOS
#define P9001_IO_ENB 0x01 // Bit def to enable IO space
#define P9001_MEM_ENB 0x02 // Bit def to enable mem space
//
// The following block defines the base address for each of the RS registers
// defined in the Bt485 spec. The IO addresses given below are used to map
// the DAC registers to a series of virtual addresses which are kept
// in the device extension. OEMs should change these definitions as
// appropriate for their implementation.
//
#define RS_0_PCI_9001_ADDR 0x03c8
#define RS_1_PCI_9001_ADDR 0x03c9
#define RS_2_PCI_9001_ADDR 0x03c6
#define RS_3_PCI_9001_ADDR 0x03c7
#define RS_4_PCI_9001_ADDR 0x0400
#define RS_5_PCI_9001_ADDR 0x0401
#define RS_6_PCI_9001_ADDR 0x0402
#define RS_7_PCI_9001_ADDR 0x0403
#define RS_8_PCI_9001_ADDR 0x0800
#define RS_9_PCI_9001_ADDR 0x0801
#define RS_A_PCI_9001_ADDR 0x0802
#define RS_B_PCI_9001_ADDR 0x0803
#define RS_C_PCI_9001_ADDR 0x0C00
#define RS_D_PCI_9001_ADDR 0x0C01
#define RS_E_PCI_9001_ADDR 0x0C02
#define RS_F_PCI_9001_ADDR 0x0C03
#define RS_0_PCI_9002_ADDR 0x03c8
#define RS_1_PCI_9002_ADDR 0x03c9
#define RS_2_PCI_9002_ADDR 0x03c6
#define RS_3_PCI_9002_ADDR 0x03c7
#define RS_4_PCI_9002_ADDR 0x0040
#define RS_5_PCI_9002_ADDR 0x0041
#define RS_6_PCI_9002_ADDR 0x0042
#define RS_7_PCI_9002_ADDR 0x0043
#define RS_8_PCI_9002_ADDR 0x0080
#define RS_9_PCI_9002_ADDR 0x0081
#define RS_A_PCI_9002_ADDR 0x0082
#define RS_B_PCI_9002_ADDR 0x0083
#define RS_C_PCI_9002_ADDR 0x00C0
#define RS_D_PCI_9002_ADDR 0x00C1
#define RS_E_PCI_9002_ADDR 0x00C2
#define RS_F_PCI_9002_ADDR 0x00C3