/*      $NetBSD: zxreg.h,v 1.7 2009/04/23 20:46:49 macallan Exp $       */

/*
 *  Copyright (c) 2002 The NetBSD Foundation, Inc.
 *  All rights reserved.
 *
 *  This code is derived from software contributed to The NetBSD Foundation
 *  by Andrew Doran.
 *
 *  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.
 */

/*
 * Copyright (C) 1999, 2000 Jakub Jelinek (jakub@redhat.com)
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * JAKUB JELINEK BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
 */

#ifndef _DEV_SBUS_ZXREG_H_
#define _DEV_SBUS_ZXREG_H_

/* Hardware offsets. */
#define ZX_OFF_UNK2             0x00000000
#define ZX_OFF_LC_SS0_KRN       0x00200000
#define ZX_OFF_LC_SS0_USR       0x00201000
#define ZX_OFF_LD_SS0           0x00400000
#define ZX_OFF_LD_GBL           0x00401000
#define ZX_OFF_LX_CROSS 0x00600000
#define ZX_OFF_LX_CURSOR        0x00601000
#define ZX_OFF_UNK              0x00602000
#define ZX_OFF_SS0              0x00800000
#define ZX_OFF_LC_SS1_KRN       0x01200000
#define ZX_OFF_LC_SS1_USR       0x01201000
#define ZX_OFF_LD_SS1           0x01400000
#define ZX_OFF_SS1              0x01800000

/* offsets relative to ZX_OFF_LC_SS0_KRN */
/* Leo clock domain */
#define ZX_LC_SS0_LEO_INT_ENABLE        0x00000000
#define ZX_LC_SS0_CLR_BLIT_DONE         0x00000004
#define ZX_LC_SS0_CLR_DEODRAW_SEM       0x00000008

/* SBus clock domain */
#define ZX_LC_SS0_CHIP_CODE             0x00000800
#define ZX_LC_SS0_SBUS_STATUS           0x00000804
#define ZX_LC_SS0_SBUS_INT_ENABLE       0x00000808
#define ZX_LC_SS0_FIRST_TIMEOUT_CNTR    0x0000080c
#define ZX_LC_SS0_RERUN_CNTR            0x00000810
#define ZX_LC_SS0_CLR_READ_DMA_DONE     0x00000820
#define ZX_LC_SS0_CLR_WRITE_DMA_DONE    0x00000824
#define ZX_LC_SS0_CLR_INVALID_PTE       0x00000828
#define ZX_LC_SS0_CLR_DMA_ERROR_ACK     0x0000082c
#define ZX_LC_SS0_CLR_SLAVE_ILL_ADDR    0x00000830
#define ZX_LC_SS0_CLR_SLAVE_RERUN_TOUT  0x00000834
#define ZX_LC_SS0_LEO_RESET             0x00000840
#define ZX_LC_SS0_CLR_LEO_RESET         0x00000844
#define ZX_LC_SS0_DMA_READ_PAUSE        0x00000848

/* Leo clock domain */
#define ZX_LC_SS0_LEO_SYSTEM_STATUS     0x00001000
#define ZX_LC_SS0_FB_ADDRESS_SPACE      0x00001004
#define ZX_LC_SS0_STENCIL_MASK          0x00001008
#define ZX_LC_SS0_STENCIL_TRANSPARENT   0x0000100c
#define ZX_LC_SS0_DIRECTION_SIZE        0x00001010
#define ZX_LC_SS0_SOURCE_ADDR           0x00001014
#define ZX_LC_SS0_DEST_COPY_NOSTART     0x00001018
#define ZX_LC_SS0_DEST_COPY_START       0x0000101c
#define ZX_LC_SS0_DEST_FILL_START       0x00001020

/* ROP register */
#define ZX_ATTR_PICK_DISABLE    0x00000000
#define ZX_ATTR_PICK_2D 0x80000000
#define ZX_ATTR_PICK_3D 0xa0000000
#define ZX_ATTR_PICK_2D_REND    0xc0000000
#define ZX_ATTR_PICK_3D_REND    0xe0000000

#define ZX_ATTR_DCE_DISABLE     0x00000000
#define ZX_ATTR_DCE_ENABLE      0x10000000

#define ZX_ATTR_APE_DISABLE     0x00000000
#define ZX_ATTR_APE_ENABLE      0x08000000

#define ZX_ATTR_COLOR_VAR       0x00000000
#define ZX_ATTR_COLOR_CONST     0x04000000

#define ZX_ATTR_AA_DISABLE      0x02000000
#define ZX_ATTR_AA_ENABLE       0x01000000

#define ZX_ATTR_ABE_BG          0x00000000      /* dst + alpha * (src - bg) */
#define ZX_ATTR_ABE_FB          0x00800000      /* dst + alpha * (src - dst) */

#define ZX_ATTR_ABE_DISABLE     0x00000000
#define ZX_ATTR_ABE_ENABLE      0x00400000

#define ZX_ATTR_BLTSRC_A        0x00000000
#define ZX_ATTR_BLTSRC_B        0x00200000

#define ZX_ROP_ZERO             (0x0 << 18)
#define ZX_ROP_NEW_AND_OLD      (0x8 << 18)
#define ZX_ROP_NEW_AND_NOLD     (0x4 << 18)
#define ZX_ROP_NEW              (0xc << 18)
#define ZX_ROP_NNEW_AND_OLD     (0x2 << 18)
#define ZX_ROP_OLD              (0xa << 18)
#define ZX_ROP_NEW_XOR_OLD      (0x6 << 18)
#define ZX_ROP_NEW_OR_OLD       (0xe << 18)
#define ZX_ROP_NNEW_AND_NOLD    (0x1 << 18)
#define ZX_ROP_NNEW_XOR_NOLD    (0x9 << 18)
#define ZX_ROP_NOLD             (0x5 << 18)
#define ZX_ROP_NEW_OR_NOLD      (0xd << 18)
#define ZX_ROP_NNEW             (0x3 << 18)
#define ZX_ROP_NNEW_OR_OLD      (0xb << 18)
#define ZX_ROP_NNEW_OR_NOLD     (0x7 << 18)
#define ZX_ROP_ONES             (0xf << 18)

#define ZX_ATTR_HSR_DISABLE     0x00000000
#define ZX_ATTR_HSR_ENABLE      0x00020000

#define ZX_ATTR_WRITEZ_DISABLE  0x00000000
#define ZX_ATTR_WRITEZ_ENABLE   0x00010000

#define ZX_ATTR_Z_VAR           0x00000000
#define ZX_ATTR_Z_CONST 0x00008000

#define ZX_ATTR_WCLIP_DISABLE   0x00000000
#define ZX_ATTR_WCLIP_ENABLE    0x00004000

#define ZX_ATTR_MONO            0x00000000
#define ZX_ATTR_STEREO_LEFT     0x00001000
#define ZX_ATTR_STEREO_RIGHT    0x00003000

#define ZX_ATTR_WE_DISABLE      0x00000000
#define ZX_ATTR_WE_ENABLE       0x00000800

#define ZX_ATTR_FCE_DISABLE     0x00000000
#define ZX_ATTR_FCE_ENABLE      0x00000400

#define ZX_ATTR_RE_DISABLE      0x00000000
#define ZX_ATTR_RE_ENABLE       0x00000200

#define ZX_ATTR_GE_DISABLE      0x00000000
#define ZX_ATTR_GE_ENABLE       0x00000100

#define ZX_ATTR_BE_DISABLE      0x00000000
#define ZX_ATTR_BE_ENABLE       0x00000080

#define ZX_ATTR_RGBE_DISABLE    0x00000000
#define ZX_ATTR_RGBE_ENABLE     0x00000380

#define ZX_ATTR_OE_DISABLE      0x00000000
#define ZX_ATTR_OE_ENABLE       0x00000040

#define ZX_ATTR_ZE_DISABLE      0x00000000
#define ZX_ATTR_ZE_ENABLE       0x00000020

#define ZX_ATTR_FORCE_WID       0x00000010

#define ZX_ATTR_FC_PLANE_MASK   0x0000000e

#define ZX_ATTR_BUFFER_A        0x00000000
#define ZX_ATTR_BUFFER_B        0x00000001

/* CSR */
#define ZX_CSR_BLT_BUSY 0x20000000

/* draw ss0 ss1 */
#define zd_csr          0x0e00
#define zd_wid          0x0e04
#define zd_wmask        0x0e08
#define zd_widclip      0x0e0c
#define zd_vclipmin     0x0e10
#define zd_vclipmax     0x0e14
#define zd_pickmin      0x0e18          /* SS1 only */
#define zd_pickmax      0x0e1c          /* SS1 only */
#define zd_fg           0x0e20
#define zd_bg           0x0e24
#define zd_src          0x0e28          /* Copy/Scroll (SS0 only) */
#define zd_dst          0x0e2c          /* Copy/Scroll/Fill (SS0 only) */
#define zd_extent       0x0e30          /* Copy/Scroll/Fill size (SS0 only) */

#define zd_setsem       0x0e40          /* SS1 only */
#define zd_clrsem       0x0e44          /* SS1 only */
#define zd_clrpick      0x0e48          /* SS1 only */
#define zd_clrdat       0x0e4c          /* SS1 only */
#define zd_alpha        0x0e50          /* SS1 only */

#define zd_winbg        0x0e80
#define zd_planemask    0x0e84
#define zd_rop          0x0e88
#define zd_z            0x0e8c
#define zd_dczf         0x0e90          /* SS1 only */
#define zd_dczb         0x0e94          /* SS1 only */
#define zd_dcs          0x0e98          /* SS1 only */
#define zd_dczs         0x0e9c          /* SS1 only */
#define zd_pickfb       0x0ea0          /* SS1 only */
#define zd_pickbb       0x0ea4          /* SS1 only */
#define zd_dcfc         0x0ea8          /* SS1 only */
#define zd_forcecol     0x0eac          /* SS1 only */
#define zd_door0        0x0eb0          /* SS1 only */
#define zd_door1        0x0eb4          /* SS1 only */
#define zd_door2        0x0eb8          /* SS1 only */
#define zd_door3        0x0ebc          /* SS1 only */
#define zd_door4        0x0ec0          /* SS1 only */
#define zd_door5        0x0ec4          /* SS1 only */
#define zd_door6        0x0ec8          /* SS1 only */
#define zd_door7        0x0ecc          /* SS1 only */
#define zd_pick0        0x0ed0          /* SS1 only */
#define zd_pick1        0x0ed4          /* SS1 only */
#define zd_pick2        0x0ed8          /* SS1 only */
#define zd_pick3        0x0edc          /* SS1 only */
#define zd_pick4        0x0ee0          /* SS1 only */

#define zd_misc         0x0ef4          /* SS1 only */

#define ZX_SS1_MISC_ENABLE      0x00000001
#define ZX_SS1_MISC_STEREO      0x00000002

#define ZX_ADDRSPC_OBGR         0x00
#define ZX_ADDRSPC_Z            0x01
#define ZX_ADDRSPC_W            0x02
#define ZX_ADDRSPC_FONT_OBGR    0x04
#define ZX_ADDRSPC_FONT_Z       0x05
#define ZX_ADDRSPC_FONT_W       0x06
#define ZX_ADDRSPC_O            0x08
#define ZX_ADDRSPC_B            0x09
#define ZX_ADDRSPC_G            0x0a
#define ZX_ADDRSPC_R            0x0b

/* command */
#define zc_csr          0x00
#define zc_addrspace    0x04
#define zc_fontmsk      0x08
#define zc_fontt        0x0c
#define zc_extent       0x10
#define zc_src          0x14
#define zc_dst          0x18
#define zc_copy         0x1c
#define zc_fill         0x20

#define ZX_CROSS_TYPE_CLUT0     0x00001000
#define ZX_CROSS_TYPE_CLUT1     0x00001001
#define ZX_CROSS_TYPE_CLUT2     0x00001002
#define ZX_CROSS_TYPE_WID       0x00001003
#define ZX_CROSS_TYPE_UNK       0x00001006
#define ZX_CROSS_TYPE_VIDEO     0x00002003
#define ZX_CROSS_TYPE_CLUTDATA  0x00004000

#define ZX_CROSS_CSR_ENABLE     0x00000008
#define ZX_CROSS_CSR_PROGRESS   0x00000004
#define ZX_CROSS_CSR_UNK        0x00000002
#define ZX_CROSS_CSR_UNK2       0x00000001

/* cross */
#define zx_type         0x00
#define zx_csr          0x04
#define zx_value        0x08

/* cursor */
#define zcu_type        0x10
#define zcu_misc        0x14
#define zcu_sxy         0x18
#define zcu_data        0x1c

#endif  /* !_DEV_SBUS_ZXREG_H_ */