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/* $OpenBSD: cgtwelvereg.h,v 1.2 2006/07/20 11:23:49 martin Exp $ */
/*
* Copyright (c) 2002 Miodrag Vallat. 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 AUTHOR ``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 AUTHOR 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.
*/
/*
* cgtwelve (GS) accelerated 24-bit framebuffer driver.
*
* Memory layout and scarce register information from SMI's cg12reg.h
*/
#define CG12_HEIGHT 900
#define CG12_WIDTH 1152
#define CG12_HEIGHT_HR 1024
#define CG12_WIDTH_HR 1280
/* offsets from the card mapping */
#define CG12_OFF_DPU 0x040100
#define CG12_OFF_APU 0x040200
#define CG12_OFF_DAC 0x040300
#define CG12_OFF_OVERLAY0 0x700000
#define CG12_OFF_OVERLAY1 0x780000
#define CG12_OFF_INTEN 0xc00000
#define CG12_OFF_OVERLAY0_HR 0xe00000
#define CG12_OFF_OVERLAY1_HR 0xf00000
#define CG12_OFF_INTEN_HR 0x800000
/* sizes of various parts */
#define CG12_SIZE_DPU 0x000100
#define CG12_SIZE_APU 0x000100
#define CG12_SIZE_DAC 0x000400
#define CG12_SIZE_OVERLAY 0x020000
#define CG12_SIZE_ENABLE 0x020000
#define CG12_SIZE_COLOR8 0x100000
#define CG12_SIZE_COLOR24 0x400000
#define CG12_SIZE_OVERLAY_HR 0x030000
#define CG12_SIZE_ENABLE_HR 0x030000
#define CG12_SIZE_COLOR8_HR 0x180000
#define CG12_SIZE_COLOR24_HR 0x600000
/*
* The "direct port access" register constants.
* All HACCESS values include noHSTXY, noHCLIP, and SWAP.
*/
#define CG12_HPAGE_OVERLAY 0x00000700 /* overlay page */
#define CG12_HPAGE_OVERLAY_HR 0x00000e00
#define CG12_HACCESS_OVERLAY 0x00000020 /* 1bit/pixel */
#define CG12_PLN_SL_OVERLAY 0x00000017 /* plane 23 */
#define CG12_PLN_WR_OVERLAY 0x00800000 /* write mask */
#define CG12_PLN_RD_OVERLAY 0xffffffff /* read mask */
#define CG12_HPAGE_ENABLE 0x00000700 /* overlay page */
#define CG12_HPAGE_ENABLE_HR 0x00000e00
#define CG12_HACCESS_ENABLE 0x00000020 /* 1bit/pixel */
#define CG12_PLN_SL_ENABLE 0x00000016 /* plane 22 */
#define CG12_PLN_WR_ENABLE 0x00400000
#define CG12_PLN_RD_ENABLE 0xffffffff
#define CG12_HPAGE_24BIT 0x00000500 /* intensity page */
#define CG12_HPAGE_24BIT_HR 0x00000a00
#define CG12_HACCESS_24BIT 0x00000025 /* 32bits/pixel */
#define CG12_PLN_SL_24BIT 0x00000000 /* planes 0-31 */
#define CG12_PLN_WR_24BIT 0x00ffffff
#define CG12_PLN_RD_24BIT 0x00ffffff
#define CG12_HPAGE_8BIT 0x00000500 /* intensity page */
#define CG12_HPAGE_8BIT_HR 0x00000a00
#define CG12_HACCESS_8BIT 0x00000023 /* 8bits/pixel */
#define CG12_PLN_SL_8BIT 0x00000000 /* planes 0-7 */
#define CG12_PLN_WR_8BIT 0x00ffffff
#define CG12_PLN_RD_8BIT 0x000000ff
#define CG12_HPAGE_WID 0x00000700 /* overlay page */
#define CG12_HPAGE_WID_HR 0x00000e00
#define CG12_HACCESS_WID 0x00000023 /* 8bits/pixel */
#define CG12_PLN_SL_WID 0x00000010 /* planes 16-23 */
#define CG12_PLN_WR_WID 0x003f0000
#define CG12_PLN_RD_WID 0x003f0000
#define CG12_HPAGE_ZBUF 0x00000000 /* depth page */
#define CG12_HPAGE_ZBUF_HR 0x00000000
#define CG12_HACCESS_ZBUF 0x00000024 /* 16bits/pixel */
#define CG12_PLN_SL_ZBUF 0x00000060
#define CG12_PLN_WR_ZBUF 0xffffffff
#define CG12_PLN_RD_ZBUF 0xffffffff
/* Direct Port Unit */
struct cgtwelve_dpu {
u_int32_t r[8];
u_int32_t reload_ctl;
u_int32_t reload_stb;
u_int32_t alu_ctl;
u_int32_t blu_ctl;
u_int32_t control;
u_int32_t xleft;
u_int32_t shift0;
u_int32_t shift1;
u_int32_t zoom;
u_int32_t bsr;
u_int32_t color0;
u_int32_t color1;
u_int32_t compout;
u_int32_t pln_rd_msk_host;
u_int32_t pln_wr_msk_host;
u_int32_t pln_rd_msk_local;
u_int32_t pln_wr_msk_local;
u_int32_t scis_ctl;
u_int32_t csr;
u_int32_t pln_reg_sl;
u_int32_t pln_sl_host;
u_int32_t pln_sl_local0;
u_int32_t pln_sl_local1;
u_int32_t broadcast;
};
/* APU */
struct cgtwelve_apu {
u_int32_t imsg0;
u_int32_t msg0;
u_int32_t imsg1;
u_int32_t msg1;
u_int32_t ien0;
u_int32_t ien1;
u_int32_t iclear;
u_int32_t istatus;
u_int32_t cfcnt;
u_int32_t cfwptr;
u_int32_t cfrptr;
u_int32_t cfilev0;
u_int32_t cfilev1;
u_int32_t rfcnt;
u_int32_t rfwptr;
u_int32_t rfrptr;
u_int32_t rfilev0;
u_int32_t rfilev1;
u_int32_t size;
u_int32_t res0;
u_int32_t res1;
u_int32_t res2;
u_int32_t haccess;
u_int32_t hpage;
u_int32_t laccess;
u_int32_t lpage;
u_int32_t maccess;
u_int32_t ppage;
u_int32_t dwg_ctl;
u_int32_t sam;
u_int32_t sgn;
u_int32_t length;
u_int32_t dwg[8];
u_int32_t reload_ctl;
u_int32_t reload_stb;
u_int32_t c_xleft;
u_int32_t c_ytop;
u_int32_t c_xright;
u_int32_t c_ybot;
u_int32_t f_xleft;
u_int32_t f_xright;
u_int32_t x_dst;
u_int32_t y_dst;
u_int32_t dst_ctl;
u_int32_t morigin;
u_int32_t vsg_ctl;
u_int32_t h_sync;
u_int32_t hblank;
u_int32_t v_sync;
u_int32_t vblank;
u_int32_t vdpyint;
u_int32_t vssyncs;
u_int32_t hdelays;
u_int32_t stdaddr;
u_int32_t hpitches;
u_int32_t zoom;
u_int32_t test;
};
struct cgtwelve_dac
{
u_int32_t addr_lo;
u_int8_t pad1[0x100 - 4];
u_int32_t addr_hi;
u_int8_t pad2[0x100 - 4];
u_int32_t control;
u_int8_t pad3[0x100 - 4];
u_int32_t color;
u_int8_t pad4[0x100 - 4];
};
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