dingusppc/devices/video/atimach64defs.h

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/*
DingusPPC - The Experimental PowerPC Macintosh emulator
Copyright (C) 2018-22 divingkatae and maximum
(theweirdo) spatium
(Contact divingkatae#1017 or powermax#2286 on Discord for more info)
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef ATI_MACH64_DEFS_H
#define ATI_MACH64_DEFS_H
/* ATI PCI device IDs. */
enum {
ATI_RAGE_PRO_DEV_ID = 0x4750,
ATI_RAGE_GT_DEV_ID = 0x4754,
ATI_MACH64_GX_DEV_ID = 0x4758,
};
/** Mach64 register offsets. */
enum {
ATI_CRTC_H_TOTAL_DISP = 0x0000,
ATI_CRTC_H_SYNC_STRT_WID = 0x0004,
ATI_CRTC_V_TOTAL_DISP = 0x0008,
ATI_CRTC_V_SYNC_STRT_WID = 0x000C,
ATI_CRTC_VLINE_CRNT_VLINE = 0x0010,
ATI_CRTC_OFF_PITCH = 0x0014,
ATI_CRTC_INT_CNTL = 0x0018,
ATI_CRTC_GEN_CNTL = 0x001C,
ATI_DSP_CONFIG = 0x0020,
ATI_DSP_ON_OFF = 0x0024,
ATI_TIMER_CFG = 0x0028,
ATI_MEM_BUF_CNTL = 0x002C,
ATI_MEM_ADDR_CFG = 0x0034,
ATI_CRT_TRAP = 0x0038,
ATI_I2C_CNTL_0 = 0x003C,
ATI_OVR_CLR = 0x0040,
ATI_OVR_WID_LEFT_RIGHT = 0x0044,
ATI_OVR_WID_TOP_BOTTOM = 0x0048,
ATI_VGA_DSP_CFG = 0x004C,
ATI_VGA_DSP_TGL = 0x0050,
ATI_DSP2_CONFIG = 0x0054,
ATI_DSP2_TOGGLE = 0x0058,
ATI_CRTC2_OFF_PITCH = 0x005C,
ATI_CUR_CLR0 = 0x0060,
ATI_CUR_CLR1 = 0x0064,
ATI_CUR_OFFSET = 0x0068,
ATI_CUR_HORZ_VERT_POSN = 0x006C,
ATI_CUR_HORZ_VERT_OFF = 0x0070,
ATI_GP_IO = 0x0078,
ATI_HW_DEBUG = 0x007C,
ATI_SCRATCH_REG0 = 0x0080,
ATI_SCRATCH_REG1 = 0x0084,
ATI_SCRATCH_REG2 = 0x0088,
ATI_SCRATCH_REG3 = 0x008C,
ATI_CLOCK_CNTL = 0x0090,
ATI_CONFIG_STAT1 = 0x0094,
ATI_CONFIG_STAT2 = 0x0098,
ATI_BUS_CNTL = 0x00A0,
ATI_EXT_MEM_CNTL = 0x00AC,
ATI_MEM_CNTL = 0x00B0,
ATI_MEM_VGA_WP_SEL = 0x00B4,
ATI_MEM_VGA_RP_SEL = 0x00B8,
ATI_I2C_CNTL_1 = 0x00BC,
ATI_DAC_REGS = 0x00C0,
ATI_DAC_W_INDEX = 0x00C0,
ATI_DAC_DATA = 0x00C1,
ATI_DAC_MASK = 0x00C2,
ATI_DAC_R_INDEX = 0x00C3,
ATI_DAC_CNTL = 0x00C4,
ATI_GEN_TEST_CNTL = 0x00D0,
ATI_CUSTOM_MACRO_CNTL = 0x00D4,
ATI_CONFIG_CNTL = 0x00DC,
ATI_CONFIG_CHIP_ID = 0x00E0,
ATI_CONFIG_STAT0 = 0x00E4,
ATI_GX_CONFIG_STAT1 = 0x00E8, // GX only
ATI_CRC_SIG = 0x00E8,
ATI_DST_Y_X_ALIAS1 = 0x00F4,
ATI_DST_OFF_PITCH = 0x0100,
ATI_DST_X = 0x0104,
ATI_DST_Y = 0x0108,
ATI_DST_Y_X = 0x010C,
ATI_DST_WIDTH = 0x0110,
ATI_DST_HEIGHT = 0x0114,
ATI_DST_HEIGHT_WIDTH = 0x0118,
ATI_DST_X_WIDTH = 0x011C,
ATI_DST_BRES_LNTH = 0x0120,
ATI_DST_BRES_ERR = 0x0124,
ATI_DST_BRES_INC = 0x0128,
ATI_DST_BRES_DEC = 0x012C,
ATI_DST_CNTL = 0x0130,
ATI_DST_Y_X_ALIAS2 = 0x0134,
ATI_TRAIL_BRES_ERR = 0x0138,
ATI_TRAIL_BRES_INC = 0x013C,
ATI_TRAIL_BRES_DEC = 0x0140,
ATI_DST_BRES_LNTH_ALIAS1 = 0x0144,
ATI_Z_OFF_PITCH = 0x0148,
ATI_Z_CNTL = 0x014C,
ATI_ALPHA_TST_CNTL = 0x0150,
ATI_SRC_OFF_PITCH = 0x0180,
ATI_SRC_X = 0x0184,
ATI_SRC_Y = 0x0188,
ATI_SRC_Y_X = 0x018C,
ATI_SRC_WIDTH1 = 0x0190,
ATI_SRC_HEIGHT1 = 0x0194,
ATI_SRC_HEIGHT1_WIDTH1 = 0x0198,
ATI_SRC_X_START = 0x019C,
ATI_SRC_Y_START = 0x01A0,
ATI_SRC_Y_X_START = 0x01A4,
ATI_SRC_WIDTH2 = 0x01A8,
ATI_SRC_HEIGHT2 = 0x01AC,
ATI_SRC_HEIGHT2_WIDTH2 = 0x01B0,
ATI_SRC_CNTL = 0x01B4,
ATI_SCALE_OFF = 0x01C0,
ATI_SCALE_WIDTH = 0x01DC,
ATI_SCALE_HEIGHT = 0x01E0,
ATI_SCALE_PITCH = 0x01EC,
ATI_SCALE_X_INC = 0x01F0,
ATI_SCALE_Y_INC = 0x01F4,
ATI_SCALE_VACC = 0x01F8,
ATI_SCALE_3D_CNTL = 0x01FC,
ATI_HOST_CNTL = 0x0240,
ATI_PAT_REG0 = 0x0280,
ATI_PAT_REG1 = 0x0284,
ATI_PAT_CNTL = 0x0288,
ATI_SC_LEFT = 0x02A0,
ATI_SC_RIGHT = 0x02A4,
ATI_SC_LEFT_RIGHT = 0x02A8,
ATI_SC_TOP = 0x02AC,
ATI_SC_BOTTOM = 0x02B0,
ATI_SC_TOP_BOTTOM = 0x02B4,
ATI_DP_BKGD_CLR = 0x02C0,
ATI_DP_FOG_CLR = 0x02C0,
ATI_DP_WRITE_MSK = 0x02C8,
ATI_DP_PIX_WIDTH = 0x02D0,
ATI_DP_MIX = 0x02D4,
ATI_DP_SRC = 0x02D8,
ATI_FRGD_CLR_MIX = 0x02DC,
ATI_FRGD_BKGD_CLR = 0x02E0,
ATI_DST_X_Y = 0x02E8,
ATI_DST_WIDTH_HEIGHT = 0x02EC,
ATI_USR_DST_PITCH = 0x02F0,
ATI_DP_SET_GUI_ENGINE2 = 0x02F4,
ATI_DP_SET_GUI_ENGINE = 0x02F8,
ATI_CLR_CMP_CLR = 0x0300,
ATI_CLR_CMP_MSK = 0x0304,
ATI_CLR_CMP_CNTL = 0x0308,
ATI_FIFO_STAT = 0x0310,
ATI_CONTEXT_MASK = 0x0320,
ATI_GUI_TRAJ_CNTL = 0x0330,
ATI_GUI_STAT = 0x0338,
ATI_MPP_CONFIG = 0x04C0,
ATI_MPP_STROBE_SEQ = 0x04C4,
ATI_MPP_ADDR = 0x04C8,
ATI_MPP_DATA = 0x04CC,
ATI_TVO_CNTL = 0x0500,
ATI_SETUP_CNTL = 0x0704,
ATI_INVALID = 0xFFFF
};
constexpr auto APERTURE_SIZE = 0x01000000UL; /* Mach64 aperture size */
constexpr auto MM_REGS_0_OFF = 0x007FFC00UL; /* offset to memory mapped registers, block 0 */
constexpr auto MM_REGS_1_OFF = 0x007FF800UL; /* offset to memory mapped registers, block 1 */
constexpr auto MM_REGS_2_OFF = 0x003FFC00UL; /* offset to memory mapped registers, 4MB aperture */
constexpr auto BE_FB_OFFSET = 0x00800000UL; /* Offset to the big-endian frame buffer */
constexpr auto ATI_XTAL = 14318180.0f; // external crystal oscillator frequency
#endif // ATI_MACH64_DEFS_H