1029 lines
42 KiB
C
1029 lines
42 KiB
C
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/*++
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Copyright (c) 1993 Weitek Corporation
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Module Name:
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p91regs.h
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Abstract:
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This module contains register definitions for the Weitek Power 9100.
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Environment:
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Kernel mode
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Revision History may be found at the end of this file.
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--*/
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//
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// Memclk frequency (in Mhz)...
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//
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#define DEF_P9100_REV1_MEMCLK 4600
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#define DEF_P9100_MEMCLK 4975
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//
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// System Configuration Register definitions
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//
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#define SYSCFG_BPP_8 (0x08003000) // 8 BPP & Byte & Half-word swap
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#define SYSCFG_BPP_16 (0x0C003000) // 16 BPP & Byte & Half-word swap
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#define SYSCFG_BPP_24 (0x1C003000) // 24 BPP & Byte & Half-word swap
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#define SYSCFG_BPP_32 (0x14003000) // 32 BPP & Byte & Half-word swap
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//
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// Define valid P9100 Revision ID's
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//
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#define WTK_9100_REV0 0x0000 //
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#define WTK_9100_REV1 0x0000 //
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#define WTK_9100_REV2 0x0002 //
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#define WTK_9100_REV3 0x0003 //
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//
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// Define Power 9100 I/O Space Configuration Index Registers.
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//
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#define P91_CONFIG_INDEX 0x9100 // Config space index register.
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#define P91_CONFIG_DATA 0x9104 // Config space data register.
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//
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// Define the Weitek & OEM specific IDs for P9100 board verification...
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//
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#define P91_VEN_ID 0x100E // Standard Weitek Design
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#define P90_DEV_ID 0x9000 // Standard Weitek P9000 Design
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#define P91_DEV_ID 0x9100 // Standard Weitek P9100 Design
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//
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// Configuration Register Definitions, all are Read-only unless specified.
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// Note: offsets are for byte reads/writes.
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//
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#define P91_CONFIG_VENDOR_LOW (0) // RO-Low order byte of Vendor ID
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#define P91_CONFIG_VENDOR_HIGH (1) // RO-High order byte of Vendor ID
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#define P91_CONFIG_DEVICE_LOW (2) // RO-Low order byte of Device ID
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#define P91_CONFIG_DEVICE_HIGH (3) // RO-HIGH order byte of Device ID
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#define P91_CONFIG_CONFIGURATION (4) // RW-Configuration Register
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#define P91_CONFIG_STATUS (7) // RO-Status Register
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#define P91_CONFIG_REVISION_ID (8) // RO-Revision ID
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#define P91_CONFIG_VGA_PRESENT (10) // RO-Vga Present - set by PUCONFIG
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#define P91_CONFIG_DISPLAY (11) // RO-PCI Display Controller
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#define P91_CONFIG_WBASE (19) // RW-Memory Base for Native Mode
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#define P91_CONFIG_ROM_ENABLE (48) // RW-ROM decoding enabled
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#define P91_CONFIG_ROM_BASE_0 (49) // RW-ROM Base address, Bit 0
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#define P91_CONFIG_ROM_BASE_8_1 (50) // RW-ROM Base address, Bits 8~1
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#define P91_CONFIG_ROM_BASE_16_9 (51) // RW-ROM Base address, Bits 16~9
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#define P91_CONFIG_CFBGA (64) // RO-Config: BUS, CFBGA & EEDAIN
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#define P91_CONFIG_MODE (65) // RW-Mode select
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#define P91_CONFIG_CKSEL (66) // RW-CKSEl & VCEN
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//
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//
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// Clock Synth IDs:
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//
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#define CLK_ID_ICD2061A (0x00) // ICD2061a
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#define CLK_ID_FIXED_MEMCLK (0x20) // Fixed MEMCLK, RAMDAC gens pixclk
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//
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// Define Power 9100 coprocesser address prefix bits.
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// (Page 18)
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//
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// Address format:
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//
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// 3 2 2 1 1 1 1 1 1
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// 1 4 3 9 8 7 6 5 4 0
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// ------------------------------------------------------
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// | a a a a a a a a | 0 0 0 0 0 | H | B | b | 0 | o o |
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// ------------------------------------------------------
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//
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// a - Base Address
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// H - Word Swap
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// B - Byte Swap
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// b - Bit Swap
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// o - Coprocessor register offset
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//
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#define P91_WORD_SWAP 0x00040000 //
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#define P91_BYTE_SWAP 0x00020000 //
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#define P91_BIT_SWAP 0x00010000 //
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//
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// Define Power 9100 coprocesser system control register address offsets.
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// (Page 23)
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//
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// Address format:
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//
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// 3 1 1
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// 1 5 4 7 6 2 1 0
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// --------------------------------------------------------------------------
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// | p p p p p p p p p p p p p p p p p | 0 0 0 0 0 0 0 0 | r r r r r | 0 0 |
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// --------------------------------------------------------------------------
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//
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// p - Address prefix bits.
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// r - Resiter bits (6-2):
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// 00001 - sysconfig
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// 00010 - interrupt
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// 00011 - interrupt_en
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// 00100 - alt_write_bank
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// 00101 - alt_read_bank
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//
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#define P91_SYSCONFIG 0x00000004 // System configuration register.
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#define P91_INTERRUPT 0x00000008 // Interrupt register.
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#define P91_INTERRUPT_EN 0x0000000C // Interrupt enable register.
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#define P91_ALT_WRITE_BANK 0x00000010 // Alternate write bank register.
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#define P91_ALT_READ_BANK 0x00000014 // Alternate read bank register.
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//
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// Define Power 9100 coprocesser device coordinate register address offsets.
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// (Page 27)
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//
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// Address format:
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//
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// 3 1 1
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// 1 5 4 8 7 6 5 4 3 2 1 0
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// -----------------------------------------------------------------------------
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// | p p p p p p p p p p p p p p p p p | 0 1 1 0 0 0 0 | r r | a | y x | 0 0 0 |
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// -----------------------------------------------------------------------------
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//
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// p - Address prefix bits.
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// r - Resiter bits (7-6):
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// 00 - X[0]/Y[0]
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// 01 - X[1]/Y[1]
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// 10 - X[2]/Y[2]
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// 11 - X[3]/Y[3]
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// a - Screen addressing bit (5):
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// 0 - Perform absolute screen addressing.
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// 1 - Perform window-relative screen addressing (write only).
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// yx - 32/16 bit read/write bits (4-3):
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// 00 - Not used.
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// 01 - Read or write 32-bit X value.
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// 10 - Read or write 32-bit Y value.
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// 11 - Read or write 16-bit X value (high 16 bits) Y value (low 16 bits).
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//
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#define P91_X0_32 0x00003008 // 32-bit X[0] register.
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#define P91_X1_32 0x00003048 // 32-bit X[1] register.
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#define P91_X2_32 0x00003088 // 32-bit X[2] register.
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#define P91_X3_32 0x000030C8 // 32-bit X[3] register.
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#define P91_Y0_32 0x00003010 // 32-bit Y[0] register.
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#define P91_Y1_32 0x00003050 // 32-bit Y[1] register.
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#define P91_Y2_32 0x00003090 // 32-bit Y[2] register.
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#define P91_Y3_32 0x000030D0 // 32-bit Y[3] register.
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#define P91_X0_Y0_16 0x00003018 // 16-bit X[0]/Y[0] register.
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#define P91_X1_Y1_16 0x00003058 // 16-bit X[1]/Y[1] register.
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#define P91_X2_Y2_16 0x00003098 // 16-bit X[2]/Y[1] register.
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#define P91_X3_Y3_16 0x000030D8 // 16-bit X[3]/Y[1] register.
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#define P91_WIN_REL_BIT 0x00000020 // Window relative addressing bit.
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//
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// Define Power 9100 coprocesser status register address offset.
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// (Page 28)
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//
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// Address format:
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//
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// 3 1 1
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// 1 5 4 2 1 0
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// -----------------------------------------------------------------------
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// | p p p p p p p p p p p p p p p p p | 0 1 0 0 0 0 0 0 0 0 0 0 0 | 0 0 |
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// -----------------------------------------------------------------------
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//
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// p - Address prefix bits.
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//
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#define P91_STATUS 0x00002000 // Status register.
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//
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// Define Power 9100 coprocesser parameter engine control and
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// condition register address offsets.
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// (Page 29)
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//
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// Address format:
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//
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// 3 1 1
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// 1 5 4 7 6 2 1 0
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// --------------------------------------------------------------------------
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// | p p p p p p p p p p p p p p p p p | 0 1 0 0 0 0 1 1 | r r r r r | 0 0 |
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// --------------------------------------------------------------------------
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//
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// p - Address prefix bits.
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// r - Resiter bits (6-2):
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// 00000 - Not Used.
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// 00001 - oor
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// 00010 - Not Used.
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// 00011 - cindex
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// 00100 - w_off_xy
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// 00101 - p_w_min
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// 00110 - p_w_max
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// 00111 - Not Used.
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// 01000 - yclip
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// 01001 - xclip
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// 01010 - xedge_lt
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// 01011 - xedge_gt
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// 01100 - yedge_lt
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// 01101 - yedge_gt
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//
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#define P91_PE_OOR 0x00002184 // Out of Range Reg. (read only)
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#define P91_PE_CINDEX 0x0000218C // Index Reg.
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#define P91_PE_W_OFF_XY 0x00002190 // Window Offset Reg.
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#define P91_PE_P_W_MIN 0x00002194 // Pixel Window Min Reg. (read only)
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#define P91_PE_P_W_MAX 0x00002198 // Pixel Window Max Reg. (read only)
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#define P91_PE_YCLIP 0x000021A0 // Y Clip Register. (read only)
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#define P91_PE_XCLIP 0x000021A4 // X Clip Register. (read only)
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#define P91_PE_XEDGE_LT 0x000021A8 // (read only)
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#define P91_PE_XEDGE_GT 0x000021AC // (read only)
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#define P91_PE_YEDGE_LT 0x000021B0 // (read only)
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#define P91_PE_YEDGE_GT 0x000021B4 // (read only)
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//
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// Define Power 9100 coprocesser drawing engine register address offsets.
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// (Page 33)
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//
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// Address format:
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//
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// 3 1 1
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// 1 5 4 9 8 2 1 0
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// --------------------------------------------------------------------------
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// | p p p p p p p p p p p p p p p p p | 0 1 0 0 0 1 | r r r r r r r | 0 0 |
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// --------------------------------------------------------------------------
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//
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// p - Address prefix bits.
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// r - Resiter bits (8-2):
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// 0000000 - color[0]
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// 0000001 - color[1]
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// 0000010 - pmask
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// 0000011 - draw_mode
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// 0000100 - pat_originx
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// 0000101 - pat_originy
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// 0000110 - raster
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// 0000111 - pixel8
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// 0001000 - p_w_min
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// 0001001 - p_w_max
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// 0001110 - color[2]
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// 0001111 - color[3]
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// 0100000 - pattern0
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// 0100001 - pattern1
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// 0100010 - pattern2
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// 0100011 - pattern3
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// 0101000 - b_w_min
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// 0101001 - b_w_max
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//
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#define P91_DE_COLOR0 0x00002200 // Color register 0.
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#define P91_DE_COLOR1 0x00002204 // Color register 1.
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#define P91_DE_PMASK 0x00002208 // Plane Mask register.
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#define P91_DE_DRAW_MODE 0x0000220C // Draw Mode Register.
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#define P91_DE_PAT_ORIGINX 0x00002210 // Pattern X Origin register.
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#define P91_DE_PAT_ORIGINY 0x00002214 // Pattern Y Origin register.
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#define P91_DE_RASTER 0x00002218 // Raster Operation register.
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#define P91_DE_PIXEL8 0x0000221C // Pixel 8 register.
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#define P91_DE_P_W_MIN 0x00002220 // Pixel Window Clip Minimum.
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#define P91_DE_P_W_MAX 0x00002224 // Pixel Window Clip Maximum.
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#define P91_DE_COLOR2 0x00002238 // Color register 2.
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#define P91_DE_COLOR3 0x0000223C // Color register 3.
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#define P91_DE_PATTERN0 0x00002280 // Pattern 0 register.
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#define P91_DE_PATTERN1 0x00002284 // Pattern 1 register.
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#define P91_DE_PATTERN2 0x00002288 // Pattern 2 register.
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#define P91_DE_PATTERN3 0x0000228C // Pattern 3 register.
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#define P91_DE_B_W_MIN 0x000022A0 // Byte Window Clip Minimum.
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#define P91_DE_B_W_MAX 0x000022A4 // Byte Window Clip Maximum.
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//
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// Define Power 9100 coprocesser video control register address offsets.
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// Note: The offsets for these registers are the same as for the Power 9000
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// except for srtctl2 which is new on the Power 9100.
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// (Page 37)
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//
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// Address format:
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//
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// 3 1 1
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// 1 5 4 7 6 2 1 0
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// --------------------------------------------------------------------------
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// | p p p p p p p p p p p p p p p p p | 0 0 0 0 0 0 1 0 | r r r r r | 0 0 |
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// --------------------------------------------------------------------------
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//
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// p - Address prefix bits.
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// r - Resiter bits (6-2):
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// 00001 - hrzc
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// 00010 - hrzt
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// 00011 - hrzsr
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// 00100 - hrzbr
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// 00101 - hrzbf
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// 00110 - prehrzc
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// 00111 - vrtc
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// 01000 - vrtt
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// 01001 - vrtsr
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// 01010 - vrtbr
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// 01011 - vrtbf
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// 01100 - prevrtc
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// 01101 - sraddr
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// 01110 - srtctl
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// 01111 - sraddr_inc
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// 10000 - srtctl2
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//
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#define P91_HRZC 0x00000104 // Horiz. counter (read only).
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#define P91_HRZT 0x00000108 // Horiz. length (read/write).
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#define P91_HRZSR 0x0000010C // Horiz. sync rising edge (read/write).
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#define P91_HRZBR 0x00000110 // Horiz. blank rising edge (read/write).
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#define P91_HRZBF 0x00000114 // Horiz. blank falling edge (read/write).
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#define P91_PREHRZC 0x00000118 // Horiz. counter preload (read/write).
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#define P91_VRTC 0x0000011C // Vert. counter (read only).
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#define P91_VRTT 0x00000120 // Vert. length (read/write).
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|
|
#define P91_VRTSR 0x00000124 // Vert. sync rising edge (read/write).
|
||
|
|
#define P91_VRTBR 0x00000128 // Vert. blank rising edge (read/write).
|
||
|
|
#define P91_VRTBF 0x0000012C // Vert. blank falling edge (read/write).
|
||
|
|
#define P91_PREVRTC 0x00000130 // Vert. counter preload (read/write).
|
||
|
|
#define P91_SRADDR 0x00000134 //
|
||
|
|
#define P91_SRTCTL 0x00000138 // Screen repaint timing control 1.
|
||
|
|
#define P91_SRADDR_INC 0x0000013C //
|
||
|
|
#define P91_SRTCTL2 0x00000140 // Screen repaint timing control 2.
|
||
|
|
#define P91_SRTCTL2_N (0x00) // SRTCTL2 sync polarities...
|
||
|
|
#define P91_SRTCTL2_P (0x01)
|
||
|
|
#define P91_SRTCTL2_H (0x03)
|
||
|
|
#define P91_SRTCTL2_L (0x02)
|
||
|
|
#define P91_HSYNC_HIGH_TRUE 0x00000000
|
||
|
|
#define P91_HSYNC_LOW_TRUE 0x00000001
|
||
|
|
#define P91_VSYNC_HIGH_TRUE 0x00000000
|
||
|
|
#define P91_VSYNC_LOW_TRUE 0x00000004
|
||
|
|
|
||
|
|
//
|
||
|
|
// Define Power 9100 coprocesser VRAM control register address offsets.
|
||
|
|
// Note: The offsets for these registers are the same as for the Power 9000
|
||
|
|
// except for pu_config which is new on the Power 9100.
|
||
|
|
// (Page 41)
|
||
|
|
//
|
||
|
|
// Address format:
|
||
|
|
//
|
||
|
|
// 3 1 1
|
||
|
|
// 1 5 4 7 6 2 1 0
|
||
|
|
// --------------------------------------------------------------------------
|
||
|
|
// | p p p p p p p p p p p p p p p p p | 0 0 0 0 0 0 1 1 | r r r r r | 0 0 |
|
||
|
|
// --------------------------------------------------------------------------
|
||
|
|
//
|
||
|
|
// p - Address prefix bits.
|
||
|
|
// r - Resiter bits (6-2):
|
||
|
|
// 00001 - mem_config
|
||
|
|
// 00010 - rfperiod
|
||
|
|
// 00011 - rfcount
|
||
|
|
// 00100 - rlmax
|
||
|
|
// 00101 - rlcur
|
||
|
|
// 00110 - pu_config
|
||
|
|
//
|
||
|
|
|
||
|
|
#define P91_MEM_CONFIG 0x00000184 // Memory Configuration Register.
|
||
|
|
#define P91_RFPERIOD 0x00000188 // Refresh Period Register.
|
||
|
|
#define P91_RFCOUNT 0x0000018C // Refresh Count Register.
|
||
|
|
#define P91_RLMAX 0x00000190 // RAS Low Miaximum Register.
|
||
|
|
#define P91_RLCUR 0x00000194 // RAS Low Current Register.
|
||
|
|
#define P91_PU_CONFIG 0x00000198 // Power-Up Configuration Register.
|
||
|
|
#define P91_EXT_IO_ID 0x00000208 // Get external board id value from here
|
||
|
|
// to detect Intergraph board
|
||
|
|
//
|
||
|
|
// Define Power 9100 coprocesser meta-coordinate pseudo-register address
|
||
|
|
// offsets.
|
||
|
|
// (Page 43)
|
||
|
|
//
|
||
|
|
// Address format:
|
||
|
|
//
|
||
|
|
// 3 1 1
|
||
|
|
// 1 5 4 9 8 6 5 4 3 2 1 0
|
||
|
|
// -----------------------------------------------------------------------------
|
||
|
|
// | p p p p p p p p p p p p p p p p p | 0 1 1 0 0 1 | v v v | a | y x | 0 0 0 |
|
||
|
|
// -----------------------------------------------------------------------------
|
||
|
|
//
|
||
|
|
// p - Address prefix bits.
|
||
|
|
// v - Vtype bits (8-6):
|
||
|
|
// 000 - point
|
||
|
|
// 001 - line
|
||
|
|
// 010 - triangle
|
||
|
|
// 011 - quad
|
||
|
|
// 100 - rectangle
|
||
|
|
// a - Screen addressing bit (5):
|
||
|
|
// 0 - Perform addressing relative to the window offset.
|
||
|
|
// 1 - Perform addressing relative to the previos vertex.
|
||
|
|
// yx - 32/16 bit read/write bits (4-3):
|
||
|
|
// 00 - Not used.
|
||
|
|
// 01 - Read or write 32-bit X value.
|
||
|
|
// 10 - Read or write 32-bit Y value.
|
||
|
|
// 11 - Read or write 16-bit X value (high 16 bits) Y value (low 16 bits).
|
||
|
|
//
|
||
|
|
|
||
|
|
#define P91_META_X_32 0x00003208 // 32-bit X coordinate value.
|
||
|
|
#define P91_META_Y_32 0x00003210 // 32-bit Y coordinate value.
|
||
|
|
#define P91_META_X_Y_16 0x00003218 // 16-bit X/Y coordinate value.
|
||
|
|
#define P91_META_POINT 0x00000000 // Point draw type bits.
|
||
|
|
#define P91_META_LINE 0x00000040 // Line draw type bits.
|
||
|
|
#define P91_META_TRIANGLE 0x00000080 // Triangle draw type bits.
|
||
|
|
#define P91_META_QUAD 0x000000C0 // Quadrilateral draw type bits.
|
||
|
|
#define P91_META_RECT 0x00000100 // Rectangle draw type bits.
|
||
|
|
#define P91_META_WIN_REL 0x00000000 // Window relative addressing bits.
|
||
|
|
#define P91_META_VERT_REL 0x00000020 // Vertex relative addressing bits.
|
||
|
|
|
||
|
|
//
|
||
|
|
// Define Power 9100 coprocesser quad command register address offset.
|
||
|
|
// (Page 44)
|
||
|
|
//
|
||
|
|
// Address format:
|
||
|
|
//
|
||
|
|
// 3 1 1
|
||
|
|
// 1 5 4 2 1 0
|
||
|
|
// -----------------------------------------------------------------------
|
||
|
|
// | p p p p p p p p p p p p p p p p p | 0 1 0 0 0 0 0 0 0 0 0 1 0 | 0 0 |
|
||
|
|
// -----------------------------------------------------------------------
|
||
|
|
//
|
||
|
|
// p - Address prefix bits.
|
||
|
|
//
|
||
|
|
|
||
|
|
#define P91_QUAD 0x00002008 // Quad Command Register.
|
||
|
|
|
||
|
|
//
|
||
|
|
// Define Power 9100 coprocesser blit command register address offset.
|
||
|
|
// (Page 44)
|
||
|
|
//
|
||
|
|
// Address format:
|
||
|
|
//
|
||
|
|
// 3 1 1
|
||
|
|
// 1 5 4 2 1 0
|
||
|
|
// -----------------------------------------------------------------------
|
||
|
|
// | p p p p p p p p p p p p p p p p p | 0 1 0 0 0 0 0 0 0 0 0 0 1 | 0 0 |
|
||
|
|
// -----------------------------------------------------------------------
|
||
|
|
//
|
||
|
|
// p - Address prefix bits.
|
||
|
|
//
|
||
|
|
|
||
|
|
#define P91_BLIT 0x00002004 // Blit Command Register.
|
||
|
|
|
||
|
|
//
|
||
|
|
// Define Power 9100 coprocesser pixel8 command register address offset.
|
||
|
|
// (Page 45)
|
||
|
|
//
|
||
|
|
// Address format:
|
||
|
|
//
|
||
|
|
// 3 1 1
|
||
|
|
// 1 5 4 2 1 0
|
||
|
|
// -----------------------------------------------------------------------
|
||
|
|
// | p p p p p p p p p p p p p p p p p | 1 - - - - - - - - - - - - | 0 0 |
|
||
|
|
// -----------------------------------------------------------------------
|
||
|
|
//
|
||
|
|
// p - Address prefix bits.
|
||
|
|
//
|
||
|
|
|
||
|
|
#define P91_PIXEL8 0x00004000 // Pixel 8 Command Register.
|
||
|
|
|
||
|
|
//
|
||
|
|
// Define Power 9100 coprocesser pixel1 command register address offset.
|
||
|
|
// (Page 45)
|
||
|
|
//
|
||
|
|
// Address format:
|
||
|
|
//
|
||
|
|
// 3 1 1
|
||
|
|
// 1 5 4 7 6 2 1 0
|
||
|
|
// -------------------------------------------------------------------------
|
||
|
|
// | p p p p p p p p p p p p p p p p p | 0 1 0 0 0 0 0 1 | # # # # # | 0 0 |
|
||
|
|
// -------------------------------------------------------------------------
|
||
|
|
//
|
||
|
|
// p - Address prefix bits.
|
||
|
|
//
|
||
|
|
|
||
|
|
#define P91_PIXEL1 0x00002080 // Pixel 1 Command Register.
|
||
|
|
#define P91_PIXEL1_COUNT_MSK 0x0000007C // Pixel Count Mask
|
||
|
|
#define P91_PIXEL1_32_PIXELS 0x0000007C // Maximum Pixel Count
|
||
|
|
|
||
|
|
//
|
||
|
|
// Define Power 9100 coprocesser next pixels command register address offset.
|
||
|
|
// (Page 46)
|
||
|
|
//
|
||
|
|
// Address format:
|
||
|
|
//
|
||
|
|
// 3 1 1
|
||
|
|
// 1 5 4 2 1 0
|
||
|
|
// -----------------------------------------------------------------------
|
||
|
|
// | p p p p p p p p p p p p p p p p p | 0 1 0 0 0 0 0 0 0 0 1 0 1 | 0 0 |
|
||
|
|
// -----------------------------------------------------------------------
|
||
|
|
//
|
||
|
|
// p - Address prefix bits.
|
||
|
|
//
|
||
|
|
|
||
|
|
#define P91_NEXT_PIXELS 0x00002014 // Next Pixels Command Register.
|
||
|
|
|
||
|
|
// 3 1
|
||
|
|
// 1 5 0
|
||
|
|
// -------------------------------------------------------------------
|
||
|
|
// | 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 |
|
||
|
|
// -------------------------------------------------------------------
|
||
|
|
|
||
|
|
|
||
|
|
//
|
||
|
|
// Define the Power-Up Configuration Register Bits.
|
||
|
|
// Page (Page 13)
|
||
|
|
// 2 1 1 1 1
|
||
|
|
// 3 6 5 2 1 8 7 5 4 3 2 1 0
|
||
|
|
// -------------------------------------------------
|
||
|
|
// | 0 | - - - - | 0 | - - - | - | - | - - | - |
|
||
|
|
// -------------------------------------------------
|
||
|
|
// | | | | | | | | | | | | | |
|
||
|
|
// | ------- | ----- | | --- |
|
||
|
|
// | | | | | | | ----> Motherboard implementation.
|
||
|
|
// | | | | | | ---------> EEProm Type
|
||
|
|
// | | | | | --------------> VRAM SAM Size.
|
||
|
|
// | | | | ------------------> VRAM Memory Depth.
|
||
|
|
// | | | ------------------------> Frequency Synthesizer type.
|
||
|
|
// | | -------------------------------> Reserved.
|
||
|
|
// | ---------------------------------------> RAMDAC Type.
|
||
|
|
// -----------------------------------------------> Reserved.
|
||
|
|
//
|
||
|
|
// 3 3 2 2 2 2 2
|
||
|
|
// 1 0 9 7 6 5 4
|
||
|
|
// ---------------------------
|
||
|
|
// | - - | - - - | - | - | 0 |
|
||
|
|
// ---------------------------
|
||
|
|
// | | | | | | | |
|
||
|
|
// --- ----- | | ---------------> Reserved.
|
||
|
|
// | | | -------------------> VGA presence.
|
||
|
|
// | | -----------------------> Initial Mode Select.
|
||
|
|
// | -----------------------------> Configuration Registers Base Address.
|
||
|
|
// ------------------------------------> Bus Type.
|
||
|
|
//
|
||
|
|
|
||
|
|
#define P91_PUC_IMPLEMENTATION 0x00000001 //
|
||
|
|
#define P91_PUC_MOTHER_BOARD 0x00000000 //
|
||
|
|
#define P91_PUC_ADD_IN_CARD 0x00000001 //
|
||
|
|
#define P91_PUC_EEPROM_TYPE 0x00000006 //
|
||
|
|
#define P91_PUC_EEPROM_AT24C01 0x00000000 //
|
||
|
|
#define P91_PUC_VRAM_SAM_SIZE 0x00000008 //
|
||
|
|
#define P91_PUC_FULL_SIZE_SHIFT 0x00000000 //
|
||
|
|
#define P91_PUC_HALF_SIZE_SHIFT 0x00000008 //
|
||
|
|
#define P91_PUC_MEMORY_DEPTH 0x00000010 //
|
||
|
|
#define P91_PUC_256K_VRAMS 0x00000000 //
|
||
|
|
#define P91_PUC_128K_VRAMS 0x00000010 //
|
||
|
|
#define P91_PUC_FREQ_SYNTH_TYPE 0x000000E0 //
|
||
|
|
#define P91_PUC_EXT_IO 0x00000100 // External I/O regs are on DAC interface
|
||
|
|
#define P91_PUC_ICD_2061A 0x00000000 // ICD2061a
|
||
|
|
#define P91_PUC_FIXED_MEMCLK 0x00000020 // Fixed MEMCLK, RAMDAC gens pixclk
|
||
|
|
#define P91_PUC_RAMDAC_TYPE 0x0000F000 //
|
||
|
|
#define P91_PUC_DAC_BT485 0x00000000 //
|
||
|
|
#define P91_PUC_DAC_BT489 0x00001000 //
|
||
|
|
#define P91_PUC_DAC_IBM525 0x00008000 //
|
||
|
|
#define P91_PUC_VGA_PRESENCE 0x02000000 //
|
||
|
|
#define P91_PUC_VGA_ABSENT 0x00000000 //
|
||
|
|
#define P91_PUC_VGA_PRESENT 0x02000000 //
|
||
|
|
#define P91_PUC_INITIAL_MODSEL 0x04000000 //
|
||
|
|
#define P91_PUC_NATIVE_MODE 0x00000000 //
|
||
|
|
#define P91_PUC_VGA_MODE 0x04000000 //
|
||
|
|
#define P91_PUC_CONFIG_REG_BASE 0x38000000 //
|
||
|
|
#define P91_PUC_BASE_9100_9104 0x00000000 //
|
||
|
|
#define P91_PUC_BASE_9108_910C 0x08000000 //
|
||
|
|
#define P91_PUC_BASE_9110_9114 0x10000000 //
|
||
|
|
#define P91_PUC_BASE_9118_911C 0x18000000 //
|
||
|
|
#define P91_PUC_BASE_9120_9124 0x20000000 //
|
||
|
|
#define P91_PUC_BASE_9128_912C 0x28000000 //
|
||
|
|
#define P91_PUC_BASE_9130_9134 0x30000000 //
|
||
|
|
#define P91_PUC_BASE_9138_913C 0x38000000 //
|
||
|
|
#define P91_PUC_BUS_TYPE 0xC0000000 //
|
||
|
|
#define P91_PUC_BUS_PCI 0x40000000 //
|
||
|
|
#define P91_PUC_BUS_VESA 0x80000000 //
|
||
|
|
|
||
|
|
//
|
||
|
|
// Define Power up configuration bit field positions for use in shifting
|
||
|
|
// the various fields to bit 0.
|
||
|
|
//
|
||
|
|
|
||
|
|
#define P91_PUC_EEPROM_SHIFT_CNT 0x01
|
||
|
|
#define P91_PUC_SYNTH_SHIFT_CNT 0X05
|
||
|
|
#define P91_PUC_RAMDAC_SHIFT_CNT 0x0C
|
||
|
|
#define P91_PUC_REG_SHIFT_CNT 0x1B
|
||
|
|
#define P91_PUC_BUS_SHIFT_CNT 0x1E
|
||
|
|
|
||
|
|
//
|
||
|
|
// Define the System Configuration Register Bits.
|
||
|
|
// (Page 24)
|
||
|
|
// 1 1 1 1 1 1 1 1
|
||
|
|
// 9 7 6 4 3 2 1 0 9 8 0
|
||
|
|
// -----------------------------------------
|
||
|
|
// | - - - | - - - | - | - | - | - | - | 0 |
|
||
|
|
// -----------------------------------------
|
||
|
|
// | | | | | | | | | | | |
|
||
|
|
// ----- ----- | | | | | -> Reserved. Must be 0.
|
||
|
|
// | | | | | | -----> Pixel write buffer selection.
|
||
|
|
// | | | | | ---------> Pixel read buffer selection.
|
||
|
|
// | | | | -------------> Pixel access bit swap.
|
||
|
|
// | | | -----------------> Pixel access byte swap.
|
||
|
|
// | | ---------------------> Pixel access half-word swap.
|
||
|
|
// | ---------------------------> Shift control 2.
|
||
|
|
// -----------------------------------> Shift control 1.
|
||
|
|
//
|
||
|
|
// 3 3 2 2 2 2 2 2 2 2
|
||
|
|
// 1 0 9 8 6 5 4 3 2 0
|
||
|
|
// ---------------------------------------
|
||
|
|
// | 0 | - - | - - - | - | - | - | - - - |
|
||
|
|
// ---------------------------------------
|
||
|
|
// | | | | | | | | | | |
|
||
|
|
// | | ----- | | | -----
|
||
|
|
// | | | | | | |
|
||
|
|
// | | | | | | -----> Shift control 0.
|
||
|
|
// | | | | | -----------> Overide internal PLL.
|
||
|
|
// | | | | ---------------> Frame buffer controller drive load.
|
||
|
|
// | | | -------------------> Disable internal selftiming on FBC.
|
||
|
|
// | | -------------------------> Pixel size for drawing engine.
|
||
|
|
// | --------------------------------> Shift control 3.
|
||
|
|
// -------------------------------------> Reserved. Must be 0.
|
||
|
|
//
|
||
|
|
|
||
|
|
#define P91_WRITE_BUF_1 0x00000200
|
||
|
|
#define P91_READ_BUF_1 0x00000400
|
||
|
|
#define P91_SWAP_BITS 0x00000800
|
||
|
|
#define P91_SWAP_BYTES 0x00001000
|
||
|
|
#define P91_SWAP_WORDS 0x00002000
|
||
|
|
#define P91_SHIFT2_0 0x00000000
|
||
|
|
#define P91_SHIFT2_32 0x00004000
|
||
|
|
#define P91_SHIFT2_64 0x00008000
|
||
|
|
#define P91_SHIFT2_128 0x0000C000
|
||
|
|
#define P91_SHIFT2_256 0x00010000
|
||
|
|
#define P91_SHIFT2_512 0x00014000
|
||
|
|
#define P91_SHIFT2_FIELD_INC 0x00004000
|
||
|
|
#define P91_SHIFT1_0 0x00000000
|
||
|
|
#define P91_SHIFT1_64 0x00040000
|
||
|
|
#define P91_SHIFT1_128 0x00060000
|
||
|
|
#define P91_SHIFT1_256 0x00080000
|
||
|
|
#define P91_SHIFT1_512 0x000A0000
|
||
|
|
#define P91_SHIFT1_1024 0x000C0000
|
||
|
|
#define P91_SHIFT1_FIELD_INC 0x00020000
|
||
|
|
#define P91_SHIFT0_0 0x00000000
|
||
|
|
#define P91_SHIFT0_128 0x00300000
|
||
|
|
#define P91_SHIFT0_256 0x00400000
|
||
|
|
#define P91_SHIFT0_512 0x00500000
|
||
|
|
#define P91_SHIFT0_1024 0x00600000
|
||
|
|
#define P91_SHIFT0_2048 0x00700000
|
||
|
|
#define P91_SHIFT0_FIELD_INC 0x00100000
|
||
|
|
#define P91_EXT_PLL_CLOCK 0x00800000
|
||
|
|
#define P91_DBL_DRIVE_LOAD 0x01000000
|
||
|
|
#define P91_SELFTIME_DIS 0x02000000
|
||
|
|
#define P91_DE_8BPP 0x08000000
|
||
|
|
#define P91_DE_16BPP 0x0C000000
|
||
|
|
#define P91_DE_24BPP 0x1C000000
|
||
|
|
#define P91_DE_32BPP 0x14000000
|
||
|
|
#define P91_SHIFT3_0 0x00000000
|
||
|
|
#define P91_SHIFT3_1024 0x20000000
|
||
|
|
#define P91_SHIFT3_2048 0x40000000
|
||
|
|
#define P91_SHIFT3_4096 0x60000000
|
||
|
|
#define P91_SHIFT3_FIELD_INC 0x20000000
|
||
|
|
|
||
|
|
//
|
||
|
|
// Define the Interrupt Register Bits.
|
||
|
|
// Note: These are exactly the same as the Power 9000 bit definitions.
|
||
|
|
// (Page 25)
|
||
|
|
// 3
|
||
|
|
// 1 6 5 4 3 2 1 0
|
||
|
|
// -------------------------
|
||
|
|
// | 0 | - - | - - | - - |
|
||
|
|
// -------------------------
|
||
|
|
// | | | | | | |
|
||
|
|
// | | | | | | -----------------> Draw Engine Idle INT.
|
||
|
|
// | | | | | -------------------> Draw Engine Idle INT Write Enable.
|
||
|
|
// | | | | -----------------------> Pick Done INT.
|
||
|
|
// | | | -------------------------> Pick Done INT. Write Enable.
|
||
|
|
// | | -----------------------------> VBlank Done INT.
|
||
|
|
// | -------------------------------> VBlank Done INT Write Enable.
|
||
|
|
// ------------------------------------> Reserved. Must be 0.
|
||
|
|
//
|
||
|
|
|
||
|
|
#define P91_DE_IDLE 0x00000001
|
||
|
|
#define P91_DE_IDLE_CLEAR 0x00000002
|
||
|
|
#define P91_PICK_DONE 0x00000004
|
||
|
|
#define P91_PICK_DONE_CLEAR 0x00000008
|
||
|
|
#define P91_VBLANK_DONE 0x00000010
|
||
|
|
#define P91_VBLANK_DONE_CLEAR 0x00000020
|
||
|
|
|
||
|
|
//
|
||
|
|
// Define the Interrupt Enable Register Bits.
|
||
|
|
// Note: These are exactly the same as the Power 9000 bit definitions.
|
||
|
|
// Page (26)
|
||
|
|
// 3
|
||
|
|
// 1 8 7 6 5 4 3 2 1 0
|
||
|
|
// -------------------------------
|
||
|
|
// | 0 | - - | - - | - - | - - |
|
||
|
|
// -------------------------------
|
||
|
|
// | | | | | | | | |
|
||
|
|
// | | | | | | | | -----------> Draw Engine Int. Enable.
|
||
|
|
// | | | | | | | -------------> Draw Engine Write Enable.
|
||
|
|
// | | | | | | -----------------> Pick Int. Enable.
|
||
|
|
// | | | | | -------------------> Pick Write Enable.
|
||
|
|
// | | | | -----------------------> VBlank Int. Enable.
|
||
|
|
// | | | -------------------------> VBlank Write Enable.
|
||
|
|
// | | -----------------------------> Master Int. Enable.
|
||
|
|
// | -------------------------------> Master Enable Write Enable.
|
||
|
|
// ------------------------------------> Reserved. Must be 0.
|
||
|
|
//
|
||
|
|
|
||
|
|
#define P91_DE_IDLE_DIS 0x00000002 // Disable Draw Engine idle INT.
|
||
|
|
#define P91_DE_IDLE_EN 0x00000003 // Enable Draw Engine idle INT.
|
||
|
|
#define P91_PICKED_DIS 0x00000008 // Disable Pick INT.
|
||
|
|
#define P91_PICKED_EN 0x0000000C // Enable Pick INT.
|
||
|
|
#define P91_VBLANKED_DIS 0x00000020 // Disable VBlank INT.
|
||
|
|
#define P91_VBLANKED_EN 0x00000030 // Enable VBlank INT.
|
||
|
|
#define P91_MASTER_DIS 0x00000080 // Disable all interrupts.
|
||
|
|
#define P91_MASTER_EN 0x000000C0 // Enable INTs according to bits 5-0.
|
||
|
|
|
||
|
|
//
|
||
|
|
// Define the Status Register Bits.
|
||
|
|
// Note: These are exactly the same as the Power 9000 bit definitions.
|
||
|
|
// (Page 28)
|
||
|
|
// 3 3 2
|
||
|
|
// 1 0 9 8 7 6 5 4 3 2 1 0
|
||
|
|
// -----------------------------------------------
|
||
|
|
// | - | - | 0 | - | - | - | - | - | - | - | - |
|
||
|
|
// -----------------------------------------------
|
||
|
|
// | | | | | | | | | | |
|
||
|
|
// | | | | | | | | | | ----> Quad intersects clip window.
|
||
|
|
// | | | | | | | | | --------> Quad inside clip window.
|
||
|
|
// | | | | | | | | ------------> Quad outside clip window.
|
||
|
|
// | | | | | | | ----------------> Quad is concave.
|
||
|
|
// | | | | | | --------------------> Quad must be done by software.
|
||
|
|
// | | | | | ------------------------> Blit must be done by software.
|
||
|
|
// | | | | ----------------------------> Pixel must be done by software.
|
||
|
|
// | | | --------------------------------> Pick detected.
|
||
|
|
// | | -------------------------------------> Reserved.
|
||
|
|
// | ------------------------------------------> Drawing engine busy.
|
||
|
|
// -----------------------------------------------> Quad/blit re-initiate.
|
||
|
|
//
|
||
|
|
|
||
|
|
#define P91_SR_QUAD_INTERSECT 0x00000001
|
||
|
|
#define P91_SR_QUAD_VISIBLE 0x00000002
|
||
|
|
#define P91_SR_QUAD_HIDDEN 0x00000004
|
||
|
|
#define P91_SR_QUAD_CONCAVE 0x00000008
|
||
|
|
#define P91_SR_QUAD_SOFTWARE 0x00000010
|
||
|
|
#define P91_SR_BLIT_SOFTWARE 0x00000020
|
||
|
|
#define P91_SR_PIXEL_SOFTWARE 0x00000040
|
||
|
|
#define P91_SR_PICKED 0x00000080
|
||
|
|
#define P91_SR_ENGINE_BUSY 0x40000000
|
||
|
|
#define P91_SR_NO_REINITIATE 0x80000000
|
||
|
|
|
||
|
|
//
|
||
|
|
// Define the Draw Mode Register Bits.
|
||
|
|
// Note: These are exactly the same as the Power 9000 bit definitions.
|
||
|
|
// Page (34)
|
||
|
|
// 3
|
||
|
|
// 1 4 3 2 1 0
|
||
|
|
// -------------------
|
||
|
|
// | 0 | - - | - - |
|
||
|
|
// -------------------
|
||
|
|
// | | | | |
|
||
|
|
// | | | | -----------------------> Pick write enable bit.
|
||
|
|
// | | | -------------------------> Write enable Pick write enable bit.
|
||
|
|
// | | -----------------------------> Buffer selection bit.
|
||
|
|
// | -------------------------------> Write enable Buffer selection bit.
|
||
|
|
// ------------------------------------> Reserved. Must be 0.
|
||
|
|
//
|
||
|
|
|
||
|
|
#define P91_WR_INSIDE_WINDOW 0x00000002
|
||
|
|
#define P91_SUPPRESS_ALL_WRITES 0x00000003
|
||
|
|
#define P91_DE_DRAW_BUFF_0 0x00000008
|
||
|
|
#define P91_DE_DRAW_BUFF_1 0x0000000C
|
||
|
|
|
||
|
|
//
|
||
|
|
// Define the Raster Register Bits.
|
||
|
|
// (Page 34)
|
||
|
|
// 3 1 1 1 1 1 1 1
|
||
|
|
// 1 8 7 6 5 4 3 2 8 7 0
|
||
|
|
// ---------------------------------------------------
|
||
|
|
// | 0 | - | - | - | - | - | 0 | - - - - - - - - |
|
||
|
|
// ---------------------------------------------------
|
||
|
|
// | | | | | | | | | | | | | | |
|
||
|
|
// | | | | | | | ---------------
|
||
|
|
// | | | | | | | |
|
||
|
|
// | | | | | | | --------> Minterms.
|
||
|
|
// | | | | | | --------------------> Reserved.
|
||
|
|
// | | | | | -------------------------> Solid Color Disable.
|
||
|
|
// | | | | -----------------------------> Pattern Depth.
|
||
|
|
// | | | ---------------------------------> Transparent Pixel1 Enable.
|
||
|
|
// | | -------------------------------------> Quad Draw Mode.
|
||
|
|
// | -----------------------------------------> Transparent Pattern Enable.
|
||
|
|
// ----------------------------------------------> Reserved.
|
||
|
|
//
|
||
|
|
|
||
|
|
#define P91_RR_SOLID_ENABLE 0x00000000
|
||
|
|
#define P91_RR_SOLID_DISABLE 0x00002000
|
||
|
|
#define P91_RR_2_CLR_PATTERN 0x00000000
|
||
|
|
#define P91_RR_4_CLR_PATTERN 0x00004000
|
||
|
|
#define P91_RR_TRANS_PIX1_DISABL 0x00000000
|
||
|
|
#define P91_RR_TRANS_PIX1_ENABLE 0x00008000
|
||
|
|
#define P91_RR_QUAD_X11_MODE 0x00000000
|
||
|
|
#define P91_RR_QUAD_OVERSIZE 0x00010000
|
||
|
|
#define P91_RR_TRANS_PAT_DISABL 0x00000000
|
||
|
|
#define P91_RR_TRANS_PAT_ENABLE 0x00020000
|
||
|
|
|
||
|
|
//
|
||
|
|
// Define the Screen Repaint Timing Control (SRTCTL) Register Bits.
|
||
|
|
// (Page 40)
|
||
|
|
// 3 1 1 1
|
||
|
|
// 1 2 1 0 9 8 7 6 5 4 3 2 0
|
||
|
|
// -------------------------------------------------
|
||
|
|
// | 0 | - | - - | - | - | 0 | - | - | - | - - - |
|
||
|
|
// -------------------------------------------------
|
||
|
|
// | | | | | | | | | | | | |
|
||
|
|
// | | --- | | | | | | -----
|
||
|
|
// | | | | | | | | | |
|
||
|
|
// | | | | | | | | | -----> QSF Counter Position.
|
||
|
|
// | | | | | | | | -----------> Buffer For Display.
|
||
|
|
// | | | | | | | ---------------> Screen Repaint Mode.
|
||
|
|
// | | | | | | -------------------> Enable Video.
|
||
|
|
// | | | | | -----------------------> Reserved.
|
||
|
|
// | | | | ---------------------------> Internal Horizontal Sync.
|
||
|
|
// | | | -------------------------------> Internal Vertical Sync.
|
||
|
|
// | | ------------------------------------> SRADDR Increment Value.
|
||
|
|
// | -----------------------------------------> 24-Bit DAC Clock Skip Mode.
|
||
|
|
// ----------------------------------------------> Reserved.
|
||
|
|
//
|
||
|
|
|
||
|
|
#define P91_SRTCTL_QSF_MSK 0x00000007
|
||
|
|
#define P91_SRTCTL_DISP_BUFFER 0x00000004
|
||
|
|
#define P91_SRTCTL_DISP_BUFF_0 0x00000000
|
||
|
|
#define P91_SRTCTL_DISP_BUFF_1 0x00000004
|
||
|
|
#define P91_SRTCTL_HBLNK_RELOAD 0x00000010
|
||
|
|
#define P91_SRTCTL_HR_NORMAL 0x00000000
|
||
|
|
#define P91_SRTCTL_HR_RESTRICTED 0x00000010
|
||
|
|
#define P91_SRTCTL_ENABLE_VIDEO 0x00000020
|
||
|
|
#define P91_SRTCTL_HSYNC 0x00000080
|
||
|
|
#define P91_SRTCTL_HSYNC_EXT 0x00000000
|
||
|
|
#define P91_SRTCTL_HSYNC_INT 0x00000080
|
||
|
|
#define P91_SRTCTL_VSYNC 0x00000100
|
||
|
|
#define P91_SRTCTL_VSYNC_EXT 0x00000000
|
||
|
|
#define P91_SRTCTL_VSYNC_INT 0x00000100
|
||
|
|
#define P91_SRTCTL_SRC_INCS 0x00000600
|
||
|
|
#define P91_SRTCTL_SRC_INC_256 0x00000000
|
||
|
|
#define P91_SRTCTL_SRC_INC_512 0x00000200
|
||
|
|
#define P91_SRTCTL_SRC_INC_1024 0x00000400
|
||
|
|
#define P91_SRTCTL_V_24EN 0x00000800
|
||
|
|
#define P91_SRTCTL_24EN_DISABLE 0x00000000
|
||
|
|
#define P91_SRTCTL_24EN_ENABLE 0x00000800
|
||
|
|
|
||
|
|
//
|
||
|
|
// Define the Screen Repaint Timing Control 2 (SRTCTL2) Register Bits.
|
||
|
|
// (Page 40)
|
||
|
|
// 3
|
||
|
|
// 1 4 3 2 1 0
|
||
|
|
// -------------------
|
||
|
|
// | 0 | - - | - - |
|
||
|
|
// -------------------
|
||
|
|
// | | | | |
|
||
|
|
// | --- ---
|
||
|
|
// | | |
|
||
|
|
// | | ------------------------> External VSYNC Polarity Control.
|
||
|
|
// | ------------------------------> External HSYNC Polarity Control.
|
||
|
|
// ------------------------------------> Reserved.
|
||
|
|
//
|
||
|
|
|
||
|
|
#define P91_SRTCTL2_EXT_VSYNC 0x00000003
|
||
|
|
|
||
|
|
#if 0
|
||
|
|
#define P91_VSYNC_LOW_TRUE 0x00000000
|
||
|
|
#define P91_VSYNC_HIGH_TRUE 0x00000001
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#define P91_VSYNC_LOW_FORCED 0x00000002
|
||
|
|
#define P91_VSYNC_HIGH_FORCED 0x00000003
|
||
|
|
#define P91_SRTCTL2_EXT_HSYNC 0x0000000C
|
||
|
|
|
||
|
|
#if 0
|
||
|
|
#define P91_HSYNC_LOW_TRUE 0x00000000
|
||
|
|
#define P91_HSYNC_HIGH_TRUE 0x00000004
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#define P91_HSYNC_LOW_FORCED 0x00000008
|
||
|
|
#define P91_HSYNC_HIGH_FORCED 0x0000000C
|
||
|
|
|
||
|
|
//
|
||
|
|
// Define the Memory Configuration Register Bits.
|
||
|
|
// (Page 42)
|
||
|
|
// 9 8 7 6 5 4 3 2 0
|
||
|
|
// -------------------------------------
|
||
|
|
// | - | - | - | - | - | - | - | - - - |
|
||
|
|
// -------------------------------------
|
||
|
|
// | | | | | | | | | |
|
||
|
|
// | | | | | | | -----
|
||
|
|
// | | | | | | | |
|
||
|
|
// | | | | | | | -------> VRAM Memory Confiuration [2..0].
|
||
|
|
// | | | | | | -------------> VRAM Row Miss Timing Adjustment.
|
||
|
|
// | | | | | -----------------> VRAM Read Timing Adjustment.
|
||
|
|
// | | | | ---------------------> VRAM Write Timing Adjustment.
|
||
|
|
// | | | -------------------------> VCP Priority Select.
|
||
|
|
// | | -----------------------------> RAMDAC Access Adjustment.
|
||
|
|
// | ---------------------------------> DAC Read/Write signalling mode.
|
||
|
|
// -------------------------------------> Memory/Video Reset.
|
||
|
|
//
|
||
|
|
// 2 2 1 1 1 1 1 1 1 1
|
||
|
|
// 1 0 9 8 7 6 5 3 2 0
|
||
|
|
// ---------------------------------------
|
||
|
|
// | - | - | - | 0 | - - | - - - | - - - |
|
||
|
|
// ---------------------------------------
|
||
|
|
// | | | | | | | | | | | |
|
||
|
|
// | | | | --- ----- -----
|
||
|
|
// | | | | | | |
|
||
|
|
// | | | | | | -----> VRAM Shift Clock State Macine.
|
||
|
|
// | | | | | -------------> Internal CRTC Divided Dot Clock.
|
||
|
|
// | | | | --------------------> Muxsel pin polarity.
|
||
|
|
// | | | -------------------------> Reserved.
|
||
|
|
// | | -----------------------------> Clock Edge Syrchonization.
|
||
|
|
// | ---------------------------------> Video Clock Source Selection.
|
||
|
|
// -------------------------------------> Additional Divide for Video Transfer.
|
||
|
|
//
|
||
|
|
// 3 3 2 2 2 2 2 2 2 2
|
||
|
|
// 1 0 9 8 7 6 5 4 3 2
|
||
|
|
// -----------------------------------
|
||
|
|
// | - | - | - | - - | 0 | - - | - - |
|
||
|
|
// -----------------------------------
|
||
|
|
// | | | | | | | | | |
|
||
|
|
// | | | --- --- ---
|
||
|
|
// | | | | | | |
|
||
|
|
// | | | | | | --------> Shift Clock Timing Pattern Selection.
|
||
|
|
// | | | | | --------------> Serial Output Timing Pattern Selection.
|
||
|
|
// | | | | -------------------> Reserved.
|
||
|
|
// | | | ------------------------> Blank Generation Delay Selection.
|
||
|
|
// | | -----------------------------> VRAM Memory Configuration [3].
|
||
|
|
// | ---------------------------------> Slow Host Interface Adjustment.
|
||
|
|
// -------------------------------------> VRAM REad Timing Adjustment.
|
||
|
|
//
|
||
|
|
//
|
||
|
|
//
|
||
|
|
|
||
|
|
#define P91_MC_CNFG_2_0_MSK 0x00000007
|
||
|
|
#define P91_MC_CNFG_3_MSK 0x20000000
|
||
|
|
#define P91_MC_CNFG_MSK 0x20000007
|
||
|
|
#define P91_MC_CNFG_1 0x00000001 // 2 banks, 128K VRAMs, 1 1Mb buffer.
|
||
|
|
#define P91_MC_CNFG_3 0x00000003 // 4 banks, 128K VRAMs, 1 2Mb buffer.
|
||
|
|
#define P91_MC_CNFG_4 0x00000004 // 1 bank, 256K VRAMs, 1 1Mb buffer.
|
||
|
|
#define P91_MC_CNFG_5 0x00000005 // 2 banks, 256K VRAMs, 1 2Mb buffer.
|
||
|
|
#define P91_MC_CNFG_7 0x00000007 // 4 banks, 256K VRAMs, 1 4Mb buffer.
|
||
|
|
#define P91_MC_CNFG_11 0x20000003 // 4 banks, 128K VRAMs, 2 1Mb buffers.
|
||
|
|
#define P91_MC_CNFG_14 0x20000006 // 2 banks, 256K VRAMs, 2 1Mb buffers.
|
||
|
|
#define P91_MC_CNFG_15 0x20000007 // 4 banks, 256K VRAMs, 2 2Mb buffers.
|
||
|
|
#define P91_MC_MISS_ADJ_0 0x00000000
|
||
|
|
#define P91_MC_MISS_ADJ_1 0x00000008
|
||
|
|
#define P91_MC_READ_ADJ_0 0x00000000
|
||
|
|
#define P91_MC_READ_ADJ_1 0x00000010
|
||
|
|
#define P91_MC_WRITE_ADJ_0 0x00000000
|
||
|
|
#define P91_MC_WRITE_ADJ_1 0x00000020
|
||
|
|
#define P91_MC_VCP_PRIORITY_LO 0x00000000
|
||
|
|
#define P91_MC_VCP_PRIORITY_HI 0x00000040
|
||
|
|
#define P91_MC_DAC_ACCESS_ADJ_0 0x00000000
|
||
|
|
#define P91_MC_DAC_ACCESS_ADJ_1 0x00000080
|
||
|
|
#define P91_MC_DAC_MODE_0 0x00000000
|
||
|
|
#define P91_MC_DAC_MODE_1 0x00000100
|
||
|
|
#define P91_MC_HOLD_RESET 0x00000200
|
||
|
|
#define P91_MC_MEM_VID_NORMAL 0x00000000
|
||
|
|
#define P91_MC_MEM_VID_RESET 0x00000200
|
||
|
|
#define P91_MC_SHFT_CLK_DIV_1 0x00000000
|
||
|
|
#define P91_MC_SHFT_CLK_DIV_2 0x00000400
|
||
|
|
#define P91_MC_SHFT_CLK_DIV_4 0x00000800
|
||
|
|
#define P91_MC_SHFT_CLK_DIV_8 0x00000C00
|
||
|
|
#define P91_MC_SHFT_CLK_DIV_16 0x00001000
|
||
|
|
#define P91_MC_CRTC_CLK_DIV_1 0x00000000
|
||
|
|
#define P91_MC_CRTC_CLK_DIV_2 0x00002000
|
||
|
|
#define P91_MC_CRTC_CLK_DIV_4 0x00004000
|
||
|
|
#define P91_MC_CRTC_CLK_DIV_8 0x00006000
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#define P91_MC_CRTC_CLK_DIV_16 0x00008000
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#define P91_MC_MUXSEL_NORMAL 0x00000000
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#define P91_MC_MUXSEL_INVERT 0x00010000
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#define P91_MC_MUXSEL_LOW 0x00020000
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#define P91_MC_MUXSEL_HIGH 0x00030000
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#define P91_MC_BLANK_EDGE_MSK 0x00080000
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#define P91_MC_SYNC_RISE_EDGE 0x00000000
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#define P91_MC_SYNC_FALL_EDGE 0x00080000
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#define P91_MC_VCLK_SRC_PIXCLK 0x00000000
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#define P91_MC_VCLK_SRC_DDOTCLK 0x00100000
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#define P91_MC_VAD_DIV_1 0x00000000
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#define P91_MC_VAD_DIV_2 0x00200000
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#define P91_MC_SHFT_CLK_1_BANK 0x00000000
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#define P91_MC_SHFT_CLK_2_BANK 0x00400000
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#define P91_MC_SHFT_CLK_4_BANK 0x00800000
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#define P91_MC_SERIAL_OUT_1_BANK 0x00000000
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#define P91_MC_SERIAL_OUT_2_BANK 0x01000000
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#define P91_MC_SERIAL_OUT_4_BANK 0x02000000
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#define P91_MC_BLNKDLY_MSK 0x18000000
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#define P91_MC_BLNKDLY_0_CLK 0x00000000
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#define P91_MC_BLNKDLY_1_CLK 0x08000000
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#define P91_MC_BLNKDLY_2_CLK 0x10000000
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#define P91_MC_BLNKDLY_3_CLK 0x18000000
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#define P91_MC_SLOW_HOST_ADJ_0 0x00000000
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#define P91_MC_SLOW_HOST_ADJ_1 0x40000000
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#define P91_MC_READ_SMPL_ADJ_0 0x00000000
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#define P91_MC_READ_SMPL_ADJ_1 0x80000000
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//
|
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// structure for temporary storage for VGA / Graphic switching
|
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|
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//
|
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|
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typedef struct _VGA_REGS {
|
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UCHAR MiscOut;
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UCHAR CR[0x18];
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UCHAR SR[4];
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UCHAR GR[8];
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UCHAR AR[0x14];
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UCHAR LUT[3 * 256];
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} VGA_REGS, *PVGA_REGS;
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