2022-04-13 21:06:42 +00:00
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/*
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DingusPPC - The Experimental PowerPC Macintosh emulator
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2023-04-10 23:23:40 +00:00
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Copyright (C) 2018-23 divingkatae and maximum
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2022-04-13 21:06:42 +00:00
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(theweirdo) spatium
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(Contact divingkatae#1017 or powermax#2286 on Discord for more info)
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef ATI_MACH64_DEFS_H
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#define ATI_MACH64_DEFS_H
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/* ATI PCI device IDs. */
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enum {
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ATI_RAGE_PRO_DEV_ID = 0x4750,
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ATI_RAGE_GT_DEV_ID = 0x4754,
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ATI_MACH64_GX_DEV_ID = 0x4758,
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};
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/** Mach64 register offsets. */
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enum {
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ATI_CRTC_H_TOTAL_DISP = 0x000, // 0x0000
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ATI_CRTC_H_SYNC_STRT_WID = 0x001, // 0x0004
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ATI_CRTC_V_TOTAL_DISP = 0x002, // 0x0008
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ATI_CRTC_V_SYNC_STRT_WID = 0x003, // 0x000C
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ATI_CRTC_VLINE_CRNT_VLINE = 0x004, // 0x0010
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ATI_CRTC_OFF_PITCH = 0x005, // 0x0014
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ATI_CRTC_INT_CNTL = 0x006, // 0x0018
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ATI_CRTC_GEN_CNTL = 0x007, // 0x001C
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ATI_DSP_CONFIG = 0x008, // 0x0020
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ATI_DSP_ON_OFF = 0x009, // 0x0024
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ATI_TIMER_CFG = 0x00A, // 0x0028
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ATI_MEM_BUF_CNTL = 0x00B, // 0x002C
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ATI_MEM_ADDR_CFG = 0x00D, // 0x0034
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ATI_CRT_TRAP = 0x00E, // 0x0038
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ATI_I2C_CNTL_0 = 0x00F, // 0x003C
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ATI_OVR_CLR = 0x010, // 0x0040
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ATI_OVR_WID_LEFT_RIGHT = 0x011, // 0x0044
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ATI_OVR_WID_TOP_BOTTOM = 0x012, // 0x0048
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ATI_VGA_DSP_CFG = 0x013, // 0x004C
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ATI_VGA_DSP_ON_OFF = 0x014, // 0x0050
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ATI_DSP2_CONFIG = 0x015, // 0x0054 <-- LT specific
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ATI_DSP2_ON_OFF = 0x016, // 0x0058 <-- LT specific
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ATI_CRTC2_OFF_PITCH = 0x017, // 0x005C <-- LT specific
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ATI_CUR_CLR0 = 0x018, // 0x0060
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ATI_CUR_CLR1 = 0x019, // 0x0064
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ATI_CUR_OFFSET = 0x01A, // 0x0068
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ATI_CUR_HORZ_VERT_POSN = 0x01B, // 0x006C
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ATI_CUR_HORZ_VERT_OFF = 0x01C, // 0x0070
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ATI_GP_IO = 0x01E, // 0x0078
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ATI_HW_DEBUG = 0x01F, // 0x007C
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ATI_SCRATCH_REG0 = 0x020, // 0x0080
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ATI_SCRATCH_REG1 = 0x021, // 0x0084
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ATI_SCRATCH_REG2 = 0x022, // 0x0088
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ATI_SCRATCH_REG3 = 0x023, // 0x008C
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ATI_CLOCK_CNTL = 0x024, // 0x0090
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ATI_CONFIG_STAT1 = 0x025, // 0x0094
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ATI_CONFIG_STAT2 = 0x026, // 0x0098
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ATI_BUS_CNTL = 0x028, // 0x00A0
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ATI_EXT_MEM_CNTL = 0x02B, // 0x00AC
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ATI_MEM_CNTL = 0x02C, // 0x00B0
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ATI_MEM_VGA_WP_SEL = 0x02D, // 0x00B4
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ATI_MEM_VGA_RP_SEL = 0x02E, // 0x00B8
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ATI_I2C_CNTL_1 = 0x02F, // 0x00BC
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ATI_DAC_REGS = 0x030, // 0x00C0
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// byte offsets for the built-in DAC registers
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ATI_DAC_W_INDEX = 0x00C0,
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ATI_DAC_DATA = 0x00C1,
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ATI_DAC_MASK = 0x00C2,
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ATI_DAC_R_INDEX = 0x00C3,
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2023-04-10 23:23:40 +00:00
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ATI_DAC_CNTL = 0x031, // 0x00C4
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ATI_GEN_TEST_CNTL = 0x034, // 0x00D0
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ATI_CUSTOM_MACRO_CNTL = 0x035, // 0x00D4
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ATI_CONFIG_CNTL = 0x037, // 0x00DC
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ATI_CONFIG_CHIP_ID = 0x038, // 0x00E0
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ATI_CONFIG_STAT0 = 0x039, // 0x00E4
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ATI_GX_CONFIG_STAT1 = 0x03A, // 0x00E8 <-- GX/CT specific
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ATI_CRC_SIG = 0x03A, // 0x00E8
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ATI_DST_OFF_PITCH = 0x040, // 0x0100
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ATI_DST_X = 0x041, // 0x0104
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ATI_DST_Y = 0x042, // 0x0108
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ATI_DST_Y_X = 0x043, // 0x010C
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ATI_DST_WIDTH = 0x044, // 0x0110
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ATI_DST_HEIGHT = 0x045, // 0x0114
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ATI_DST_HEIGHT_WIDTH = 0x046, // 0x0118
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ATI_DST_X_WIDTH = 0x047, // 0x011C
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ATI_DST_BRES_LNTH = 0x048, // 0x0120
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ATI_DST_BRES_ERR = 0x049, // 0x0124
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ATI_DST_BRES_INC = 0x04A, // 0x0128
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ATI_DST_BRES_DEC = 0x04B, // 0x012C
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ATI_DST_CNTL = 0x04C, // 0x0130
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ATI_DST_Y_X_ALIAS1 = 0x04D, // 0x0134
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ATI_TRAIL_BRES_ERR = 0x04E, // 0x0138
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ATI_TRAIL_BRES_INC = 0x04F, // 0x013C
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ATI_TRAIL_BRES_DEC = 0x050, // 0x0140
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ATI_DST_BRES_LNTH_ALIAS1 = 0x051, // 0x0144
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ATI_Z_OFF_PITCH = 0x052, // 0x0148
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ATI_Z_CNTL = 0x053, // 0x014C
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ATI_ALPHA_TST_CNTL = 0x054, // 0x0150
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ATI_SRC_OFF_PITCH = 0x060, // 0x0180
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ATI_SRC_X = 0x061, // 0x0184
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ATI_SRC_Y = 0x062, // 0x0188
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ATI_SRC_Y_X = 0x063, // 0x018C
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ATI_SRC_WIDTH1 = 0x064, // 0x0190
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ATI_SRC_HEIGHT1 = 0x065, // 0x0194
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ATI_SRC_HEIGHT1_WIDTH1 = 0x066, // 0x0198
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ATI_SRC_X_START = 0x067, // 0x019C
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ATI_SRC_Y_START = 0x068, // 0x01A0
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ATI_SRC_Y_X_START = 0x069, // 0x01A4
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ATI_SRC_WIDTH2 = 0x06A, // 0x01A8
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ATI_SRC_HEIGHT2 = 0x06B, // 0x01AC
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ATI_SRC_HEIGHT2_WIDTH2 = 0x06C, // 0x01B0
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ATI_SRC_CNTL = 0x06D, // 0x01B4
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ATI_SCALE_OFF = 0x070, // 0x01C0
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ATI_SCALE_WIDTH = 0x077, // 0x01DC
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ATI_SCALE_HEIGHT = 0x078, // 0x01E0
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ATI_SCALE_PITCH = 0x07B, // 0x01EC
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ATI_SCALE_X_INC = 0x07C, // 0x01F0
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ATI_SCALE_Y_INC = 0x07D, // 0x01F4
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ATI_SCALE_VACC = 0x07E, // 0x01F8
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ATI_SCALE_3D_CNTL = 0x07F, // 0x01FC
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ATI_HOST_CNTL = 0x090, // 0x0240
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ATI_PAT_REG0 = 0x0A0, // 0x0280
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ATI_PAT_REG1 = 0x0A1, // 0x0284
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ATI_PAT_CNTL = 0x0A2, // 0x0288
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ATI_SC_LEFT = 0x0A8, // 0x02A0
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ATI_SC_RIGHT = 0x0A9, // 0x02A4
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ATI_SC_LEFT_RIGHT = 0x0AA, // 0x02A8
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ATI_SC_TOP = 0x0AB, // 0x02AC
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ATI_SC_BOTTOM = 0x0AC, // 0x02B0
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ATI_SC_TOP_BOTTOM = 0x0AD, // 0x02B4
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ATI_DP_BKGD_CLR = 0x0B0, // 0x02C0
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ATI_DP_FRGD_CLR = 0x0B1, // 0x02C4
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ATI_DP_FOG_CLR = 0x0B1, // 0x02C4
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ATI_DP_WRITE_MSK = 0x0B2, // 0x02C8
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ATI_DP_PIX_WIDTH = 0x0B4, // 0x02D0
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ATI_DP_MIX = 0x0B5, // 0x02D4
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ATI_DP_SRC = 0x0B6, // 0x02D8
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ATI_DP_FRGD_CLR_MIX = 0x0B7, // 0x02DC
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ATI_DP_FRGD_BKGD_CLR = 0x0B8, // 0x02E0
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ATI_DST_X_Y = 0x0BA, // 0x02E8
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ATI_DST_WIDTH_HEIGHT = 0x0BB, // 0x02EC
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ATI_USR_DST_PITCH = 0x0BC, // 0x02F0
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ATI_DP_SET_GUI_ENGINE2 = 0x0BE, // 0x02F8
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ATI_DP_SET_GUI_ENGINE = 0x0BF, // 0x02FC
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ATI_CLR_CMP_CLR = 0x0C0, // 0x0300
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ATI_CLR_CMP_MSK = 0x0C1, // 0x0304
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ATI_CLR_CMP_CNTL = 0x0C2, // 0x0308
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ATI_FIFO_STAT = 0x0C4, // 0x0310
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ATI_CONTEXT_MASK = 0x0C8, // 0x0320 <-- 264VT specific
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ATI_GUI_TRAJ_CNTL = 0x0CC, // 0x0330
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ATI_GUI_STAT = 0x0CE, // 0x0338
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ATI_MPP_CONFIG = 0x130, // 0x04C0
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ATI_MPP_STROBE_SEQ = 0x131, // 0x04C4
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ATI_MPP_ADDR = 0x132, // 0x04C8
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ATI_MPP_DATA = 0x133, // 0x04CC
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ATI_TVO_CNTL = 0x140, // 0x0500
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ATI_SETUP_CNTL = 0x1C1, // 0x0704
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ATI_INVALID = 0xFFFF
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};
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2023-04-10 23:23:40 +00:00
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constexpr auto APERTURE_SIZE = 0x01000000UL; // Mach64 aperture size
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constexpr auto MM_REGS_0_OFF = 0x007FFC00UL; // offset to memory mapped registers, block 0
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constexpr auto MM_REGS_1_OFF = 0x007FF800UL; // offset to memory mapped registers, block 1
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constexpr auto MM_REGS_2_OFF = 0x003FFC00UL; // offset to memory mapped registers, 4MB aperture
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constexpr auto BE_FB_OFFSET = 0x00800000UL; // Offset to the big-endian frame buffer
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constexpr auto ATI_XTAL = 14318180.0f; // external crystal oscillator frequency
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#endif // ATI_MACH64_DEFS_H
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