* Copyright (c) 2007 Michael Lorenz

/* $NetBSD: i128reg.h,v 1.5 2020/04/16 23:29:53 rin Exp $ */

/*-
* Copyright (c) 2007 Michael Lorenz
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/

#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: i128reg.h,v 1.5 2020/04/16 23:29:53 rin Exp $");

/*
* register definition for Number Nine Imagine 128 graphics controllers
*
* adapted from XFree86's i128 driver source
*/

#ifndef I128REG_H
#define I128REG_H

#define INTP 0x4000
#define INTP_DD_INT 0x01 /* drawing op completed */
#define INTP_CL_INT 0x02
#define INTM 0x4004
#define INTM_DD_MSK 0x01
#define INTM_CL_MSK 0x02
#define FLOW 0x4008
#define FLOW_DEB 0x01 /* drawing engine busy */
#define FLOW_MCB 0x02 /* mem controller busy */
#define FLOW_CLP 0x04
#define FLOW_PRV 0x08 /* prev cmd still running or cache ready */
#define BUSY 0x400C
#define BUSY_BUSY 0x01 /* command pipeline busy */
#define XYW_AD 0x4010
#define Z_CTRL 0x4018
#define BUF_CTRL 0x4020
#define BC_AMV 0x02
#define BC_MP 0x04
#define BC_AMD 0x08
#define BC_SEN_MSK 0x0300
#define BC_SEN_DB 0x0000
#define BC_SEN_VB 0x0100
#define BC_SEN_MB 0x0200
#define BC_SEN_CB 0x0300
#define BC_DEN_MSK 0x0C00
#define BC_DEN_DB 0x0000
#define BC_DEN_VB 0x0400
#define BC_DEN_MB 0x0800
#define BC_DEN_CB 0x0C00
#define BC_DSE 0x1000
#define BC_VSE 0x2000
#define BC_MSE 0x4000
#define BC_PS_MSK 0x001F0000
#define BC_MDM_MSK 0x00600000
#define BC_MDM_KEY 0x00200000
#define BC_MDM_PLN 0x00400000
#define BC_BLK_ENA 0x00800000
#define BC_PSIZ_MSK 0x03000000
#define BC_PSIZ_8B 0x00000000
#define BC_PSIZ_16B 0x01000000
#define BC_PSIZ_32B 0x02000000
#define BC_PSIZ_NOB 0x03000000
#define BC_CO 0x40000000
#define BC_CR 0x80000000
#define DE_PGE 0x4024
#define DP_DVP_MSK 0x0000001F
#define DP_MP_MSK 0x000F0000
#define DE_SORG 0x4028
#define DE_DORG 0x402C
#define DE_MSRC 0x4030
#define DE_WKEY 0x4038
#define DE_KYDAT 0x403C
#define DE_ZPTCH 0x403C
#define DE_SPTCH 0x4040
#define DE_DPTCH 0x4044
#define CMD 0x4048
#define CMD_OPC_MSK 0x000000FF
#define CMD_ROP_MSK 0x0000FF00
#define CMD_STL_MSK 0x001F0000
#define CMD_CLP_MSK 0x00E00000
#define CMD_PAT_MSK 0x0F000000
#define CMD_HDF_MSK 0x70000000
#define CMD_OPC 0x4050
#define CO_NOOP 0x00
#define CO_BITBLT 0x01
#define CO_LINE 0x02
#define CO_ELINE 0x03
#define CO_TRIAN 0x04
#define CO_RXFER 0x06
#define CO_WXFER 0x07
#define CMD_ROP 0x4054
#define CR_CLEAR 0x00
#define CR_NOR 0x01
#define CR_AND_INV 0x02
#define CR_COPY_INV 0x03
#define CR_AND_REV 0x04
#define CR_INVERT 0x05
#define CR_XOR 0x06
#define CR_NAND 0x07
#define CR_AND 0x08
#define CR_EQUIV 0x09
#define CR_NOOP 0x0A
#define CR_OR_INV 0x0B
#define CR_COPY 0x0C
#define CR_OR_REV 0x0D
#define CR_OR 0x0E
#define CR_SET 0x0F
#define CMD_STYLE 0x4058
#define CS_SOLID 0x01
#define CS_TRNSP 0x02
#define CS_STP_NO 0x00
#define CS_STP_PL 0x04
#define CS_STP_PA32 0x08
#define CS_STP_PA8 0x0C
#define CS_EDI 0x10
#define CMD_PATRN 0x405C
#define CP_APAT_NO 0x00
#define CP_APAT_8X 0x01
#define CP_APAT_32X 0x02
#define CP_NLST 0x04
#define CP_PRST 0x08
#define CMD_CLP 0x4060
#define CC_NOCLP 0x00
#define CC_CLPRECI 0x02
#define CC_CLPRECO 0x03
#define CC_CLPSTOP 0x04
#define CMD_HDF 0x4064
#define CH_BIT_SWP 0x01
#define CH_BYT_SWP 0x02
#define CH_WRD_SWP 0x04
#define FORE 0x4068
#define BACK 0x406C
#define MASK 0x4070
#define RMSK 0x4074
#define LPAT 0x4078
#define PCTRL 0x407C
#define PC_PLEN_MSK 0x0000001F
#define PC_PSCL_MSK 0x000000E0
#define PC_SPTR_MSK 0x00001F00
#define PC_SSCL_MSK 0x0000E000
#define PC_STATE_MSK 0xFFFF0000
#define CLPTL 0x4080 /* clipping top/left */
#define CLPTLY_MSK 0x0000FFFF
#define CLPTLX_MSK 0xFFFF0000
#define CLPBR 0x4084 /* clipping bottom/right */
#define CLPBRY_MSK 0x0000FFFF
#define CLPBRX_MSK 0xFFFF0000
#define XY0_SRC 0x4088
#define XY1_DST 0x408C /* trigger */
#define XY2_WH 0x4090
#define XY3_DIR 0x4094
#define DIR_LR_TB 0x00000000
#define DIR_LR_BT 0x00000001
#define DIR_RL_TB 0x00000002
#define DIR_RL_BT 0x00000003
#define DIR_BT 0x00000001
#define DIR_RL 0x00000002
#define XY4_ZM 0x4098
#define ZOOM_NONE 0x00000000
#define XY_Y_DATA 0x0000FFFF
#define XY_X_DATA 0xFFFF0000
#define XY_I_DATA1 0x0000FFFF
#define XY_I_DATA2 0xFFFF0000
#define DL_ADR 0x40F8
#define DL_CNTRL 0x40FC
#define ACNTRL 0x416C

/* wait until the blitter can accept another command */
#define I128_READY(tag, regh) \
do {} while ((bus_space_read_4(tag, regh, BUSY) & BUSY_BUSY) != 0);

/* wait until it's safe to access video memory */
#define I128_DONE(tag, regh) \
do {} while ((bus_space_read_4(tag, regh, FLOW) & 0x0f) != 0);

#endif /* I128REG_H */