+++ /dev/null
-/*
- * PROJECT: ReactOS VGA Miniport Driver
- * LICENSE: Microsoft NT4 DDK Sample Code License
- * FILE: boot/drivers/video/miniport/vga/vgadata.c
- * PURPOSE: Handles switching to VGA Modes and holds VGA Built-in Modes
- * PROGRAMMERS: Copyright (c) 1992 Microsoft Corporation
- * ReactOS Portable Systems Group
- */
-
-#include "vga.h"
-
-//
-// This structure describes to which ports access is required.
-//
-
-VIDEO_ACCESS_RANGE VgaAccessRange[] = {
-{
- {{VGA_BASE_IO_PORT, 0x00000000}}, // 64-bit linear base address
- // of range
- VGA_START_BREAK_PORT - VGA_BASE_IO_PORT + 1, // # of ports
- 1, // range is in I/O space
- 1, // range should be visible
- 0 // range should be shareable
-},
-{
- {{VGA_END_BREAK_PORT, 0x00000000}},
- VGA_MAX_IO_PORT - VGA_END_BREAK_PORT + 1,
- 1,
- 1,
- 0
-},
-
-//
-// This next region also includes Memory mapped IO. In MMIO, the ports are
-// repeated every 256 bytes from b8000 to bff00.
-//
-
-{
- {{MEM_VGA, 0x00000000}},
- MEM_VGA_SIZE,
- 0,
- 1,
- 0
-},
-// eVb: 4.1 [VGA] - Add ATI/Mach64 VGA registers
-//
-// ATI Registers
-//
-
-{
- {{0x1CE, 0x00000000}},
- 2,
- 1,
- 1,
- 0
-},
-{
- {{0x2E8, 0x00000000}},
- 8,
- 1,
- 1,
- 0
-}
-// eVb: 4.1 [END]
-};
-
-//
-// 640x480 256-color 60Hz mode (BIOS mode 12) set command string for
-// VGA.
-//
-// eVb: 4.2 [VGA] - Add VGA command streams instead of Cirrus
-USHORT VGA_640x480[] = {
- OWM, // begin setmode
- SEQ_ADDRESS_PORT,
- 5, // count
- 0x100, // start sync reset
- 0x0101,0x0F02,0x0003,0x0604, // program up sequencer
-
- OB, // misc. register
- MISC_OUTPUT_REG_WRITE_PORT,
- 0xE3,
-
- OW, // text/graphics bit
- GRAPH_ADDRESS_PORT,
- 0x506,
-
- OW, // end sync reset
- SEQ_ADDRESS_PORT,
- IND_SYNC_RESET,
-
- OB,
- SEQ_DATA_PORT,
- END_SYNC_RESET_VALUE,
-
- OW, // unprotect crtc 0-7
- CRTC_ADDRESS_PORT_COLOR,
- 0x511,
-
- METAOUT+INDXOUT, // program gdc registers
- GRAPH_ADDRESS_PORT,
- VGA_NUM_CRTC_PORTS,0, // count, startindex
- 0x5F,0x4F,0x50,0x82,0x54,0x80,0x0B,0x3E,0x00,0x40,0x0,0x0,0x0,0x0,0x0,0x0,
- 0xEA,0x8C,0xDF,0x28,0x0,0xE7,0x4,0xE3,0xFF,
-
- IB, // prepare atc for writing
- INPUT_STATUS_1_COLOR,
-
- METAOUT+ATCOUT, // program atc registers
- ATT_ADDRESS_PORT,
- VGA_NUM_ATTRIB_CONT_PORTS,0, // count, startindex
- 0x00, 0x01, 0x02, 0x03, 0x04, 0x05,
- 0x17, 0x38, 0x39, 0x3A, 0x3B, 0x3C,
- 0x3D, 0x3E, 0x3F, 0x3F, 0x01, 0x00,
- 0x0F, 0x00, 0x00,
-
- METAOUT+INDXOUT, // program gdc registers
- GRAPH_ADDRESS_PORT,
- VGA_NUM_GRAPH_CONT_PORTS,0, // count, startindex
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x40,
- 0x05, 0x0F, 0xFF,
-
- OB,
- DAC_PIXEL_MASK_PORT,
- 0xFF,
-
- IB, // prepare atc for writing
- INPUT_STATUS_1_COLOR,
-
- OB, // turn video on.
- ATT_ADDRESS_PORT,
- VIDEO_ENABLE,
-
- EOD
-};
-
-//
-// 720x400 color text mode (BIOS mode 3) set command string for
-// VGA.
-//
-
-USHORT VGA_TEXT_0[] = {
- OWM, // begin setmode
- SEQ_ADDRESS_PORT,
- 5, // count
- 0x100, // start sync reset
- 0x0101,0x0302,0x0003,0x0204, // program up sequencer
-
- OB, // misc. register
- MISC_OUTPUT_REG_WRITE_PORT,
- 0x67,
-
- OW, // text/graphics bit
- GRAPH_ADDRESS_PORT,
- 0x0e06,
-
- OW, // end sync reset
- SEQ_ADDRESS_PORT,
- IND_SYNC_RESET,
-
- OB,
- SEQ_DATA_PORT,
- END_SYNC_RESET_VALUE,
-
- OW, // unprotect crtc 0-7
- CRTC_ADDRESS_PORT_COLOR,
- 0xE11,
-
- METAOUT+INDXOUT, // program gdc registers
- GRAPH_ADDRESS_PORT,
- VGA_NUM_CRTC_PORTS,0, // count, startindex
- 0x5F,0x4F,0x50,0x82,0x55,0x81,0xBF,0x1F,0x00,0x4F,0xD,0xE,0x0,0x0,0x0,0x0,
- 0x9c,0x8E,0x8F,0x28,0x1F,0x96,0xB9,0xA3,0xFF,
-
- IB, // prepare atc for writing
- INPUT_STATUS_1_COLOR,
-
- METAOUT+ATCOUT, // program atc registers
- ATT_ADDRESS_PORT,
- VGA_NUM_ATTRIB_CONT_PORTS,0, // count, startindex
- 0x00, 0x01, 0x02, 0x03, 0x04, 0x05,
- 0x17, 0x38, 0x39, 0x3A, 0x3B, 0x3C,
- 0x3D, 0x3E, 0x3F, 0x3F, 0x04, 0x00,
- 0x0F, 0x08, 0x00,
-
- METAOUT+INDXOUT, // program gdc registers
- GRAPH_ADDRESS_PORT,
- VGA_NUM_GRAPH_CONT_PORTS,0, // count, startindex
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x10,
- 0x0E, 0x00, 0xFF,
-
- OB,
- DAC_PIXEL_MASK_PORT,
- 0xFF,
-
- IB, // prepare atc for writing
- INPUT_STATUS_1_COLOR,
-
- OB, // turn video on.
- ATT_ADDRESS_PORT,
- VIDEO_ENABLE,
-
- EOD
-};
-
-//
-// 640x400 color text mode (BIOS mode 3) set command string for
-// VGA.
-//
-
-USHORT VGA_TEXT_1[] = {
- OWM, // begin setmode
- SEQ_ADDRESS_PORT,
- 5, // count
- 0x100, // start sync reset
- 0x0101,0x0302,0x0003,0x0204, // program up sequencer
-
- OB, // misc. register
- MISC_OUTPUT_REG_WRITE_PORT,
- 0xA3,
-
- OW, // text/graphics bit
- GRAPH_ADDRESS_PORT,
- 0x0e06,
-
- OW, // end sync reset
- SEQ_ADDRESS_PORT,
- IND_SYNC_RESET,
-
- OB,
- SEQ_DATA_PORT,
- END_SYNC_RESET_VALUE,
-
- OW, // unprotect crtc 0-7
- CRTC_ADDRESS_PORT_COLOR,
- 0x511,
-
- METAOUT+INDXOUT, // program gdc registers
- GRAPH_ADDRESS_PORT,
- VGA_NUM_CRTC_PORTS,0, // count, startindex
- 0x5F,0x4F,0x50,0x82,0x55,0x81,0xBF,0x1F,0x00,0x4D,0xB,0xC,0x0,0x0,0x0,0x0,
- 0x83,0x85,0x5D,0x28,0x1F,0x63,0xBA,0xA3,0xFF,
-
- IB, // prepare atc for writing
- INPUT_STATUS_1_COLOR,
-
- METAOUT+ATCOUT, // program atc registers
- ATT_ADDRESS_PORT,
- VGA_NUM_ATTRIB_CONT_PORTS,0, // count, startindex
- 0x00, 0x01, 0x02, 0x03, 0x04, 0x05,
- 0x17, 0x38, 0x39, 0x3A, 0x3B, 0x3C,
- 0x3D, 0x3E, 0x3F, 0x3F, 0x04, 0x00,
- 0x0F, 0x00, 0x00,
-
- METAOUT+INDXOUT, // program gdc registers
- GRAPH_ADDRESS_PORT,
- VGA_NUM_GRAPH_CONT_PORTS,0, // count, startindex
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x10,
- 0x0E, 0x00, 0xFF,
-
- OB,
- DAC_PIXEL_MASK_PORT,
- 0xFF,
-
- IB, // prepare atc for writing
- INPUT_STATUS_1_COLOR,
-
- OB, // turn video on.
- ATT_ADDRESS_PORT,
- VIDEO_ENABLE,
-
- EOD
-};
-// eVb: 4.2 [END]
-//
-// Video mode table - contains information and commands for initializing each
-// mode. These entries must correspond with those in VIDEO_MODE_VGA. The first
-// entry is commented; the rest follow the same format, but are not so
-// heavily commented.
-//
-// eVb: 4.3 [VGA] - Add VGA, ModeX and SVGA mode instead of Cirrus Modes
-VIDEOMODE ModesVGA[] =
-{
- // Color text mode 3, 720x400, 9x16 char cell (VGA).
- //
- {
- VIDEO_MODE_BANKED | VIDEO_MODE_COLOR, // flags that this mode is a color mode, but not graphics
- 4, // four planes
- 1, // one bit of colour per plane
- 80, 25, // 80x25 text resolution
- 720, 400, // 720x400 pixels on screen
- 1, // only support one frequency, non-interlaced
- 160, 0x10000, // 160 bytes per scan line, 64K of CPU-addressable bitmap
- FALSE,
- 0x3, VGA_TEXT_0, // Mode 3, I/O initialization stream
- 0xA0000, // Physical address at 0xA0000
- 0x18000, 0x8000,
- 0x20000, // 2 banks of 64K, 128KB total memory
- 720, // 720 pixels per scan line
- FALSE,
- 0
- },
-
- //
- // Color text mode 3, 640x350, 8x14 char cell (EGA).
- //
- {
- VIDEO_MODE_BANKED | VIDEO_MODE_COLOR,
- 4, 1,
- 80, 25,
- 640, 350,
- 1,
- 160, 0x10000,
- FALSE,
- 0x3, VGA_TEXT_1,
- 0xA0000,
- 0x18000, 0x8000,
- 0x20000,
- 640,
- FALSE,
- 0
- },
-
- //
- //
- // Standard VGA Color graphics mode 0x12, 640x480 16 colors.
- //
- {
- VIDEO_MODE_BANKED | VIDEO_MODE_COLOR | VIDEO_MODE_GRAPHICS,
- 4, 1,
- 80, 30,
- 640, 480,
- 1,
- 80, 0x10000,
- FALSE,
- 0x12, VGA_640x480,
- 0xA0000,
- 0, 0x20000,
- 0x20000,
- 640,
- FALSE,
- 0
- },
-
- {
- VIDEO_MODE_BANKED | VIDEO_MODE_COLOR | VIDEO_MODE_GRAPHICS,
- 8, 1,
- 0, 0,
- 320, 200,
- 70,
- 80, 0x10000,
- FALSE,
- 0x3, NULL,
- 0xA0000,
- 0, 0x20000,
- 0x20000,
- 320,
- FALSE,
- 0
- },
-
- {
- VIDEO_MODE_BANKED | VIDEO_MODE_COLOR | VIDEO_MODE_GRAPHICS,
- 8, 1,
- 0, 0,
- 320, 240,
- 60,
- 80, 0x10000,
- FALSE,
- 0x3, NULL,
- 0xA0000,
- 0, 0x20000,
- 0x20000,
- 320,
- FALSE,
- 0
- },
-
- {
- VIDEO_MODE_BANKED | VIDEO_MODE_COLOR | VIDEO_MODE_GRAPHICS,
- 8, 1,
- 0, 0,
- 320, 400,
- 70,
- 80, 0x10000,
- FALSE,
- 0x3, NULL,
- 0xA0000,
- 0, 0x20000,
- 0x20000,
- 320,
- FALSE,
- 0
- },
-
- {
- VIDEO_MODE_BANKED | VIDEO_MODE_COLOR | VIDEO_MODE_GRAPHICS,
- 8, 1,
- 0, 0,
- 320, 480,
- 60,
- 80, 0x10000,
- FALSE,
- 0x3, NULL,
- 0xA0000,
- 0, 0x20000,
- 0x20000,
- 320,
- FALSE,
- 0
- },
-
- //
- // 800x600 16 colors.
- //
- {
- VIDEO_MODE_BANKED | VIDEO_MODE_COLOR | VIDEO_MODE_GRAPHICS,
- 4, 1,
- 100, 37,
- 800, 600,
- 1,
- 100, 0x10000,
- FALSE,
- (0x102 << 16) | VBE_SET_VBE_MODE, NULL,
- 0xA0000,
- 0, 0x20000,
- 0x20000,
- 800,
- FALSE,
- 0
- },
-};
-
-ULONG NumVideoModes = sizeof(ModesVGA) / sizeof(VIDEOMODE);
-PVIDEOMODE VgaModeList;
-// eVb: 4.3 [END]
-
-//
-//
-// Data used to set the Graphics and Sequence Controllers to put the
-// VGA into a planar state at A0000 for 64K, with plane 2 enabled for
-// reads and writes, so that a font can be loaded, and to disable that mode.
-//
-
-// Settings to enable planar mode with plane 2 enabled.
-//
-
-USHORT EnableA000Data[] = {
- OWM,
- SEQ_ADDRESS_PORT,
- 1,
- 0x0100,
-
- OWM,
- GRAPH_ADDRESS_PORT,
- 3,
- 0x0204, // Read Map = plane 2
- 0x0005, // Graphics Mode = read mode 0, write mode 0
- 0x0406, // Graphics Miscellaneous register = A0000 for 64K, not odd/even,
- // graphics mode
- OWM,
- SEQ_ADDRESS_PORT,
- 3,
- 0x0402, // Map Mask = write to plane 2 only
- 0x0404, // Memory Mode = not odd/even, not full memory, graphics mode
- 0x0300, // end sync reset
- EOD
-};
-
-//
-// Settings to disable the font-loading planar mode.
-//
-
-USHORT DisableA000Color[] = {
- OWM,
- SEQ_ADDRESS_PORT,
- 1,
- 0x0100,
-
- OWM,
- GRAPH_ADDRESS_PORT,
- 3,
- 0x0004, 0x1005, 0x0E06,
-
- OWM,
- SEQ_ADDRESS_PORT,
- 3,
- 0x0302, 0x0204, 0x0300, // end sync reset
- EOD
-
-};
projects / reactos.git / blobdiff