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xenocara/xserver/hw/kdrive/trio/s3.h

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xserver 1.5.2. tested by ckuethe@, oga@, and others.
2008-11-02 08:26:08 -07:00
/*
* Copyright <EFBFBD> 1999 Keith Packard
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of Keith Packard not be used in
* advertising or publicity pertaining to distribution of the software without
* specific, written prior permission. Keith Packard makes no
* representations about the suitability of this software for any purpose. It
* is provided "as is" without express or implied warranty.
*
* KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef _S3_H_
#define _S3_H_
#include "kdrive.h"
#define PLATFORM 300
#define DRAW_DEBUG(a)
#define DEBUG_S3INIT (DEBUG_ACCEL)
#define DEBUG_CRTC (DEBUG_ACCEL+1)
#define DEBUG_PATTERN (DEBUG_ACCEL+2)
#define DEBUG_RECT (DEBUG_ACCEL+3)
#define DEBUG_PAINT_WINDOW (DEBUG_ACCEL+4)
#define DEBUG_SET (DEBUG_ACCEL+5)
#define DEBUG_RENDER (DEBUG_ACCEL+6)
#define DEBUG_REGISTERS (DEBUG_ACCEL+7)
#define DEBUG_ARCS (DEBUG_ACCEL+8)
#define DEBUG_TEXT (DEBUG_ACCEL+9)
#define DEBUG_POLYGON (DEBUG_ACCEL+10)
#define DEBUG_CLIP (DEBUG_ACCEL+11)
/* VESA Approved Register Definitions */
/*
* Linear Addressing 000 0000 - 0ff ffff (16m)
* Image data transfer 100 0000 - 100 7fff (32k)
* PCI config 100 8000 - 100 8043
* Packed enhanced regs 100 8100 - 100 814a
* Streams regs 100 8180 - 100 81ff
* Current Y pos 100 82e8
* CRT VGA 3b? regs 100 83b0 - 100 83bf
* CRT VGA 3c? regs 100 83c0 - 100 83cf
* CRT VGA 3d? regs 100 83d0 - 100 83df
* Subsystem status (42e8h) 100 8504
* Advanced function (42e8h) 100 850c
* Enhanced regs 100 86e8 - 100 eeea
* Local peripheral bus 100 ff00 - 100 ff5c
*
* We don't care about the image transfer or PCI regs, so
* this structure starts at the packed enhanced regs
*/
typedef volatile CARD32 VOL32;
typedef volatile CARD16 VOL16;
typedef volatile CARD8 VOL8;
typedef volatile struct _s3 {
VOL32 alt_curxy; /* 8100 */
VOL32 _pad0; /* 8104 */
VOL32 alt_step; /* 8108 */
VOL32 _pad1; /* 810c */
VOL32 err_term; /* 8110 */
VOL32 _pad2; /* 8114 */
VOL32 cmd_gp_stat; /* 8118 */
VOL32 short_stroke; /* 811c */
VOL32 bg; /* 8120 */
VOL32 fg; /* 8124 */
VOL32 write_mask; /* 8128 */
VOL32 read_mask; /* 812c */
VOL32 color_cmp; /* 8130 */
VOL32 alt_mix; /* 8134 */
VOL32 scissors_tl; /* 8138 */
VOL32 scissors_br; /* 813c */
VOL32 pix_cntl_mult_misc2; /* 8140 */
VOL32 mult_misc_read_sel; /* 8144 */
VOL32 alt_pcnt; /* 8148 min_axis_pcnt, maj_axis_pcnt */
VOL8 _pad3[0x19c]; /* 814c */
VOL16 cur_y; /* 82e8 */
VOL8 _pad4[0xc6]; /* 82ea */
VOL8 crt_vga_3b0; /* 83b0 */
VOL8 crt_vga_3b1; /* 83b1 */
VOL8 crt_vga_3b2; /* 83b2 */
VOL8 crt_vga_3b3; /* 83b3 */
VOL8 crt_vga_3b4; /* 83b4 */
VOL8 crt_vga_3b5; /* 83b5 */
VOL8 crt_vga_3b6; /* 83b6 */
VOL8 crt_vga_3b7; /* 83b7 */
VOL8 crt_vga_3b8; /* 83b8 */
VOL8 crt_vga_3b9; /* 83b9 */
VOL8 crt_vga_3ba; /* 83ba */
VOL8 crt_vga_3bb; /* 83bb */
VOL8 crt_vga_3bc; /* 83bc */
VOL8 crt_vga_3bd; /* 83bd */
VOL8 crt_vga_3be; /* 83be */
VOL8 crt_vga_3bf; /* 83bf */
VOL8 crt_vga_3c0; /* 83c0 */
VOL8 crt_vga_3c1; /* 83c1 */
VOL8 crt_vga_3c2; /* 83c2 */
VOL8 crt_vga_3c3; /* 83c3 */
VOL8 crt_vga_3c4; /* 83c4 */
VOL8 crt_vga_3c5; /* 83c5 */
VOL8 crt_vga_dac_ad_mk; /* 83c6 */
VOL8 crt_vga_dac_rd_ad; /* 83c7 */
VOL8 crt_vga_dac_wt_ad; /* 83c8 */
VOL8 crt_vga_dac_data; /* 83c9 */
VOL8 crt_vga_3ca; /* 83ca */
VOL8 crt_vga_3cb; /* 83cb */
VOL8 crt_vga_3cc; /* 83cc */
VOL8 crt_vga_3cd; /* 83cd */
VOL8 crt_vga_3ce; /* 83ce */
VOL8 crt_vga_3cf; /* 83cf */
VOL8 crt_vga_3d0; /* 83d0 */
VOL8 crt_vga_3d1; /* 83d1 */
VOL8 crt_vga_3d2; /* 83d2 */
VOL8 crt_vga_3d3; /* 83d3 */
VOL8 crt_vga_3d4; /* 83d4 */
VOL8 crt_vga_3d5; /* 83d5 */
VOL8 crt_vga_3d6; /* 83d6 */
VOL8 crt_vga_3d7; /* 83d7 */
VOL8 crt_vga_3d8; /* 83d8 */
VOL8 crt_vga_3d9; /* 83d9 */
VOL8 crt_vga_status_1; /* 83da */
VOL8 crt_vga_3db; /* 83db */
VOL8 crt_vga_3dc; /* 83dc */
VOL8 crt_vga_3dd; /* 83dd */
VOL8 crt_vga_3de; /* 83de */
VOL8 crt_vga_3df; /* 83df */
VOL8 _pad5[0x124]; /* 83e0 */
VOL16 subsys_status; /* 8504 */
VOL8 _pad6[0x6]; /* 8506 */
VOL16 adv_control; /* 850c */
VOL8 _pad7[0x1da]; /* 850e */
VOL16 cur_x; /* 86e8 */
VOL8 _pad8[0x3fe]; /* 86ea */
VOL16 desty_axstp; /* 8ae8 */
VOL8 _pad9[0x3fe]; /* 8aea */
VOL16 destx_diastp; /* 8ee8 */
VOL8 _pad10[0x3fe]; /* 8eea */
VOL16 enh_err_term; /* 92e8 */
VOL8 _pad11[0x3fe]; /* 92ea */
VOL16 maj_axis_pcnt; /* 96e8 */
VOL8 _pad12[0x3fe]; /* 96ea */
VOL16 enh_cmd_gp_stat; /* 9ae8 */
VOL8 _pad13[0x3fe]; /* 9aea */
VOL16 enh_short_stroke; /* 9ee8 */
VOL8 _pad14[0x3fe]; /* 9eea */
VOL16 enh_bg; /* a2e8 */
VOL8 _pad15[0x3fe]; /* a2ea */
VOL16 enh_fg; /* a6e8 */
VOL8 _pad16[0x3fe]; /* a6ea */
VOL16 enh_wrt_mask; /* aae8 */
VOL8 _pad17[0x3fe]; /* aaea */
VOL16 enh_rd_mask; /* aee8 */
VOL8 _pad18[0x3fe]; /* aeea */
VOL16 enh_color_cmp; /* b2e8 */
VOL8 _pad19[0x3fe]; /* b2ea */
VOL16 enh_bg_mix; /* b6e8 */
VOL8 _pad20[0x3fe]; /* b6ea */
VOL16 enh_fg_mix; /* bae8 */
VOL8 _pad21[0x3fe]; /* baea */
VOL16 enh_rd_reg_dt; /* bee8 */
VOL8 _pad22[0x23fe]; /* beea */
VOL32 pix_trans; /* e2e8 */
} S3, *S3Ptr;
#define VGA_STATUS_1_DTM 0x01
#define VGA_STATUS_1_VSY 0x08
#define DAC_MASK 0x03c6
#define DAC_R_INDEX 0x03c7
#define DAC_W_INDEX 0x03c8
#define DAC_DATA 0x03c9
#define DISP_STAT 0x02e8
#define H_TOTAL 0x02e8
#define H_DISP 0x06e8
#define H_SYNC_STRT 0x0ae8
#define H_SYNC_WID 0x0ee8
#define V_TOTAL 0x12e8
#define V_DISP 0x16e8
#define V_SYNC_STRT 0x1ae8
#define V_SYNC_WID 0x1ee8
#define DISP_CNTL 0x22e8
#define ADVFUNC_CNTL 0x4ae8
#define SUBSYS_STAT 0x42e8
#define SUBSYS_CNTL 0x42e8
#define ROM_PAGE_SEL 0x46e8
#define CUR_Y 0x82e8
#define CUR_X 0x86e8
#define DESTY_AXSTP 0x8ae8
#define DESTX_DIASTP 0x8ee8
#define ERR_TERM 0x92e8
#define MAJ_AXIS_PCNT 0x96e8
#define GP_STAT 0x9ae8
#define CMD 0x9ae8
#define SHORT_STROKE 0x9ee8
#define BKGD_COLOR 0xa2e8
#define FRGD_COLOR 0xa6e8
#define WRT_MASK 0xaae8
#define RD_MASK 0xaee8
#define COLOR_CMP 0xb2e8
#define BKGD_MIX 0xb6e8
#define FRGD_MIX 0xbae8
#define MULTIFUNC_CNTL 0xbee8
#define MIN_AXIS_PCNT 0x0000
#define SCISSORS_T 0x1000
#define SCISSORS_L 0x2000
#define SCISSORS_B 0x3000
#define SCISSORS_R 0x4000
#define MEM_CNTL 0x5000
#define PATTERN_L 0x8000
#define PATTERN_H 0x9000
#define PIX_CNTL 0xa000
#define CONTROL_MISC2 0xd000
#define PIX_TRANS 0xe2e8
/* Advanced Function Control Regsiter */
#define CLKSEL 0x0004
#define DISABPASSTHRU 0x0001
/* Graphics Processor Status Register */
#define GPNSLOT 13
#define GPBUSY_1 0x0080
#define GPBUSY_2 0x0040
#define GPBUSY_3 0x0020
#define GPBUSY_4 0x0010
#define GPBUSY_5 0x0008
#define GPBUSY_6 0x0004
#define GPBUSY_7 0x0002
#define GPBUSY_8 0x0001
#define GPBUSY_9 0x8000
#define GPBUSY_10 0x4000
#define GPBUSY_11 0x2000
#define GPBUSY_12 0x1000
#define GPBUSY_13 0x0800
#define GPEMPTY 0x0400
#define GPBUSY 0x0200
#define DATDRDY 0x0100
/* Command Register */
#define CMD_NOP 0x0000
#define CMD_LINE 0x2000
#define CMD_RECT 0x4000
#define CMD_RECTV1 0x6000
#define CMD_RECTV2 0x8000
#define CMD_LINEAF 0xa000
#define CMD_BITBLT 0xc000
#define CMD_PATBLT 0xe000
#define CMD_OP_MSK 0xe000
#define BYTSEQ 0x1000
#define _32BITNOPAD 0x0600
#define _32BIT 0x0400
#define _16BIT 0x0200
#define _8BIT 0x0000
#define PCDATA 0x0100
#define INC_Y 0x0080
#define YMAJAXIS 0x0040
#define INC_X 0x0020
#define DRAW 0x0010
#define LINETYPE 0x0008
#define LASTPIX 0x0004 /* Draw last pixel in line */
#define PLANAR 0x0002
#define WRTDATA 0x0001
/* Background Mix Register */
#define BSS_BKGDCOL 0x0000
#define BSS_FRGDCOL 0x0020
#define BSS_PCDATA 0x0040
#define BSS_BITBLT 0x0060
/* Foreground Mix Register */
#define FSS_BKGDCOL 0x0000
#define FSS_FRGDCOL 0x0020
#define FSS_PCDATA 0x0040
#define FSS_BITBLT 0x0060
/* The Mixes */
#define MIX_MASK 0x001f
#define MIX_NOT_DST 0x0000
#define MIX_0 0x0001
#define MIX_1 0x0002
#define MIX_DST 0x0003
#define MIX_NOT_SRC 0x0004
#define MIX_XOR 0x0005
#define MIX_XNOR 0x0006
#define MIX_SRC 0x0007
#define MIX_NAND 0x0008
#define MIX_NOT_SRC_OR_DST 0x0009
#define MIX_SRC_OR_NOT_DST 0x000a
#define MIX_OR 0x000b
#define MIX_AND 0x000c
#define MIX_SRC_AND_NOT_DST 0x000d
#define MIX_NOT_SRC_AND_DST 0x000e
#define MIX_NOR 0x000f
#define MIX_MIN 0x0010
#define MIX_DST_MINUS_SRC 0x0011
#define MIX_SRC_MINUS_DST 0x0012
#define MIX_PLUS 0x0013
#define MIX_MAX 0x0014
#define MIX_HALF__DST_MINUS_SRC 0x0015
#define MIX_HALF__SRC_MINUS_DST 0x0016
#define MIX_AVERAGE 0x0017
#define MIX_DST_MINUS_SRC_SAT 0x0018
#define MIX_SRC_MINUS_DST_SAT 0x001a
#define MIX_HALF__DST_MINUS_SRC_SAT 0x001c
#define MIX_HALF__SRC_MINUS_DST_SAT 0x001e
#define MIX_AVERAGE_SAT 0x001f
/* Pixel Control Register */
#define MIXSEL_FRGDMIX 0x0000
#define MIXSEL_PATT 0x0040
#define MIXSEL_EXPPC 0x0080
#define MIXSEL_EXPBLT 0x00c0
#define COLCMPOP_F 0x0000
#define COLCMPOP_T 0x0008
#define COLCMPOP_GE 0x0010
#define COLCMPOP_LT 0x0018
#define COLCMPOP_NE 0x0020
#define COLCMPOP_EQ 0x0028
#define COLCMPOP_LE 0x0030
#define COLCMPOP_GT 0x0038
#define PLANEMODE 0x0004
#define FIFO_SLOTS 13
#define GPSLOT(n) (1 << ((n) > 8 ? (15 - ((n) - 9)) : (8 - (n))))
/* Wait for n slots to become available */
#if 0
#define _s3WaitSlots(s3,n) { \
DRAW_DEBUG ((DEBUG_CRTC, "_s3WaitSlots 0x%x %d", (s3)->cmd_gp_stat, n)); \
while (((s3)->cmd_gp_stat & GPSLOT(n)) != 0); \
DRAW_DEBUG ((DEBUG_CRTC, " s3 0x%x %d slots ready", (s3)->cmd_gp_stat, n)); \
}
#else
/* let PCI retries solve this problem */
#define _s3WaitSlots(s3,n)
#endif
/* Wait until queue is empty */
#define _s3WaitEmpty(s3) { \
DRAW_DEBUG ((DEBUG_CRTC, "_s3WaitEmpty 0x%x", (s3)->cmd_gp_stat)); \
while (!((s3)->cmd_gp_stat & GPEMPTY)) ; \
DRAW_DEBUG ((DEBUG_CRTC, " s3 empty")); \
}
/* Wait until GP is idle and queue is empty */
#define _s3WaitIdleEmpty(s3) { \
DRAW_DEBUG ((DEBUG_CRTC, "_s3WaitIdleEmpty 0x%x", (s3)->cmd_gp_stat)); \
while (((s3)->cmd_gp_stat & (GPBUSY|GPEMPTY)) != GPEMPTY) ; \
DRAW_DEBUG ((DEBUG_CRTC, " s3 idle empty")); \
}
/* Wait until GP is idle */
#define _s3WaitIdle(s3) { \
DRAW_DEBUG ((DEBUG_CRTC, "_s3WaitIdle 0x%x", (s3)->cmd_gp_stat)); \
while ((s3)->cmd_gp_stat & GPBUSY) ; \
DRAW_DEBUG ((DEBUG_CRTC, " s3 idle")); \
}
typedef struct _s3Cursor {
int width, height;
int xhot, yhot;
Bool has_cursor;
CursorPtr pCursor;
Pixel source, mask;
} S3Cursor;
typedef struct _s3PatternCache {
int id;
int x, y;
} S3PatternCache;
typedef struct _s3Patterns {
S3PatternCache *cache;
int ncache;
int last_used;
int last_id;
} S3Patterns;
typedef struct _crtc {
CARD8 h_total_0_7; /* CR0 */
CARD8 h_display_end_0_7; /* CR1 */
CARD8 h_blank_start_0_7; /* CR2 */
union {
struct {
CARD8 _h_blank_end_0_4 : 5;
CARD8 _display_skew : 2;
CARD8 : 1;
} _h_blank_end_s;
CARD8 __h_blank_end; /* CR3 */
} _h_blank_end_u;
#define h_blank_end_0_4 _h_blank_end_u._h_blank_end_s._h_blank_end_0_4
#define display_skew _h_blank_end_u._h_blank_end_s._display_skew
#define _h_blank_end _h_blank_end_u.__h_blank_end
CARD8 h_sync_start_0_7; /* CR4 */
union {
struct {
CARD8 _h_sync_end_0_4 : 5;
CARD8 _horizontal_skew : 2;
CARD8 _h_blank_end_5 : 1;
} _h_sync_end_s;
CARD8 __h_sync_end; /* CR5 */
} _h_sync_end_u;
#define h_sync_end_0_4 _h_sync_end_u._h_sync_end_s._h_sync_end_0_4
#define horizontal_skew _h_sync_end_u._h_sync_end_s._horizontal_skew
#define h_blank_end_5 _h_sync_end_u._h_sync_end_s._h_blank_end_5
#define _h_sync_end _h_sync_end_u.__h_sync_end
CARD8 v_total_0_7; /* CR6 */
union {
struct {
CARD8 _v_total_8 : 1;
CARD8 _v_display_end_8 : 1;
CARD8 _v_retrace_start_8 : 1;
CARD8 _v_blank_start_8 : 1;
CARD8 _line_compare_8 : 1;
CARD8 _v_total_9 : 1;
CARD8 _v_display_end_9 : 1;
CARD8 _v_retrace_start_9 : 1;
} _crtc_overflow_s;
CARD8 _crtc_overflow; /* CR7 */
} _crtc_overflow_u;
#define v_total_8 _crtc_overflow_u._crtc_overflow_s._v_total_8
#define v_display_end_8 _crtc_overflow_u._crtc_overflow_s._v_display_end_8
#define v_retrace_start_8 _crtc_overflow_u._crtc_overflow_s._v_retrace_start_8
#define v_blank_start_8 _crtc_overflow_u._crtc_overflow_s._v_blank_start_8
#define line_compare_8 _crtc_overflow_u._crtc_overflow_s._line_compare_8
#define v_total_9 _crtc_overflow_u._crtc_overflow_s._v_total_9
#define v_display_end_9 _crtc_overflow_u._crtc_overflow_s._v_display_end_9
#define v_retrace_start_9 _crtc_overflow_u._crtc_overflow_s._v_retrace_start_9
#define crtc_overflow _crtc_overflow_u._crtc_overflow
CARD8 preset_row_scan; /* CR8 (unused) */
union {
struct {
CARD8 _max_scan_line : 5;
CARD8 _v_blank_start_9 : 1;
CARD8 _line_compare_9 : 1;
CARD8 _double_scan : 1;
} _max_scan_line_s;
CARD8 __max_scan_line; /* CR9 */
} _max_scan_line_u;
#define max_scan_line _max_scan_line_u._max_scan_line_s._max_scan_line
#define v_blank_start_9 _max_scan_line_u._max_scan_line_s._v_blank_start_9
#define line_compare_9 _max_scan_line_u._max_scan_line_s._line_compare_9
#define double_scan _max_scan_line_u._max_scan_line_s._double_scan
#define _max_scan_line _max_scan_line_u.__max_scan_line
CARD8 cursor_start;
CARD8 cursor_end;
CARD8 start_address_8_15; /* CRC */
CARD8 start_address_0_7; /* CRD */
CARD8 cursor_loc_high;
CARD8 cursor_loc_low;
CARD8 v_retrace_start_0_7; /* CR10 */
union {
struct {
CARD8 _v_retrace_end_0_3 : 4;
CARD8 _clear_v_retrace_int : 1;
CARD8 _disable_v_retrace_int : 1;
CARD8 _refresh_cycle_select : 1;
CARD8 _lock_crtc : 1;
} _v_retrace_end_s;
CARD8 __v_retrace_end; /* CR11 */
} _v_retrace_end_u;
#define v_retrace_end_0_3 _v_retrace_end_u._v_retrace_end_s._v_retrace_end_0_3
#define clear_v_retrace_int _v_retrace_end_u._v_retrace_end_s._clear_v_retrace_int
#define disable_v_retrace_int _v_retrace_end_u._v_retrace_end_s._disable_v_retrace_int
#define refresh_cycle_select _v_retrace_end_u._v_retrace_end_s._refresh_cycle_select
#define lock_crtc _v_retrace_end_u._v_retrace_end_s._lock_crtc
#define _v_retrace_end _v_retrace_end_u.__v_retrace_end
CARD8 v_display_end_0_7; /* CR12 */
CARD8 screen_off_0_7; /* CR13 */
union {
struct {
CARD8 _underline_location : 5;
CARD8 _count_by_four : 1;
CARD8 _doubleword_mode : 1;
CARD8 : 1;
} _underline_location_s;
CARD8 __underline_location; /* CR14 (unused) */
} _underline_location_u;
#define underline_location _underline_location_u._underline_location_s._underline_location
#define count_by_four _underline_location_u._underline_location_s._count_by_four
#define doubleword_mode _underline_location_u._underline_location_s._doubleword_mode
#define _underline_location _underline_location_u.__underline_location
CARD8 v_blank_start_0_7; /* CR15 */
CARD8 v_blank_end_0_7; /* CR16 */
union {
struct {
CARD8 _two_bk_cga : 1;
CARD8 _four_bk_cga : 1;
CARD8 _v_total_double : 1;
CARD8 _word_mode : 1;
CARD8 : 1;
CARD8 _address_wrap : 1;
CARD8 _byte_mode : 1;
CARD8 _hardware_reset : 1;
} _crtc_mode_s;
CARD8 _crtc_mode; /* CR17 (unused) */
} _crtc_mode_u;
CARD8 line_compare_0_7; /* CR18 (unused) */
union {
struct {
CARD8 _enable_base_offset : 1;
CARD8 _enable_two_page : 1;
CARD8 _enable_vga_16_bit : 1;
CARD8 _enhanced_mode_mapping : 1;
CARD8 _old_display_start : 2;
CARD8 _enable_high_speed_text : 1;
CARD8 : 1;
} _memory_configuration_s;
CARD8 _memory_configuration; /* CR31 (unused) */
} _memory_configuration_u;
#define memory_configuration _memory_configuration_u._memory_configuration
#define enable_base_offset _memory_configuration_u._memory_configuration_s._enable_base_offset
#define enable_two_page _memory_configuration_u._memory_configuration_s._enable_two_page
#define enable_vga_16_bit _memory_configuration_u._memory_configuration_s._enable_vga_16_bit
#define enhanved_mode_mapping _memory_configuration_u._memory_configuration_s._enhanced_mode_mapping
#define old_display_start _memory_configuration_u._memory_configuration_s._old_display_start
#define enable_high_speed_text _memory_configuration_u._memory_configuration_s._enable_high_speed_text
union {
struct {
CARD8 _alt_refresh_count : 2;
CARD8 _enable_alt_refresh : 1;
CARD8 _enable_top_memory : 1;
CARD8 _enable_256_or_more : 1;
CARD8 _high_speed_text : 1;
CARD8 : 1;
CARD8 _pci_burst_disabled : 1;
} _misc_1_s;
CARD8 _misc_1; /* CR3A */
} _misc_1_u;
#define misc_1 _misc_1_u._misc_1
#define alt_refresh_count _misc_1_u._misc_1_s._alt_refresh_count
#define enable_alt_refresh _misc_1_u._misc_1_s._enable_alt_refresh
#define enable_top_memory _misc_1_u._misc_1_s._enable_top_memory
#define enable_256_or_more _misc_1_u._misc_1_s._enable_256_or_more
#define high_speed_text _misc_1_u._misc_1_s._high_speed_text
#define pci_burst_disabled _misc_1_u._misc_1_s._pci_burst_disabled
CARD8 h_start_fifo_fetch_0_7; /* CR3B */
union {
struct {
CARD8 : 5;
CARD8 interlace : 1;
CARD8 : 2;
} _mode_control_s;
CARD8 _mode_control; /* CR42 */
} _mode_control_u;
#define mode_control _mode_control_u._mode_control
union {
struct {
CARD8 : 2;
CARD8 _old_screen_off_8 : 1;
CARD8 : 4;
CARD8 h_counter_double_mode : 1;
} _extended_mode_s;
CARD8 _extended_mode; /* CR43 (unused) */
} _extended_mode_u;
#define extended_mode _extended_mode_u._extended_mode
#define old_screen_off_8 _extended_mode_u._extended_mode_s._old_screen_off_8
union {
struct {
CARD8 _hardware_cursor_enable : 1;
CARD8 : 3;
CARD8 _hardware_cursor_right : 1;
CARD8 : 3;
} _hardware_cursor_mode_s;
CARD8 _hardware_cursor_mode; /* CR45 */
} _hardware_cursor_mode_u;
#define hardware_cursor_mode _hardware_cursor_mode_u._hardware_cursor_mode
#define hardware_cursor_enable _hardware_cursor_mode_u._hardware_cursor_mode_s._hardware_cursor_enable
CARD8 cursor_address_8_15; /* CR4C */
CARD8 cursor_address_0_7; /* CR4D */
union {
struct {
CARD8 _ge_screen_width_2 : 1;
CARD8 : 3;
CARD8 _pixel_length : 2;
CARD8 _ge_screen_width_0_1 : 2;
} _extended_system_control_1_s;
CARD8 _extended_system_control_1; /* CR50 */
} _extended_system_control_1_u;
#define ge_screen_width_2 _extended_system_control_1_u._extended_system_control_1_s._ge_screen_width_2
#define pixel_length _extended_system_control_1_u._extended_system_control_1_s._pixel_length
#define ge_screen_width_0_1 _extended_system_control_1_u._extended_system_control_1_s._ge_screen_width_0_1
#define extended_system_control_1 _extended_system_control_1_u._extended_system_control_1
union {
struct {
CARD8 : 4;
CARD8 _screen_off_8_9 : 2;
CARD8 : 2;
} _extended_system_control_2_s;
CARD8 _extended_system_control_2; /* CR51 */
} _extended_system_control_2_u;
#define extended_system_control_2 _extended_system_control_2_u._extended_system_control_2
#define screen_off_8_9 _extended_system_control_2_u._extended_system_control_2_s._screen_off_8_9
union {
struct {
CARD8 : 1;
CARD8 big_endian_linear : 2;
CARD8 mmio_select : 2;
CARD8 mmio_window : 1;
CARD8 swap_nibbles : 1;
CARD8 : 1;
} _extended_memory_control_s;
CARD8 _extended_memory_control; /* CR53 */
} _extended_memory_control_u;
#define extended_memory_control _extended_memory_control_u._extended_memory_control
union {
struct {
CARD8 : 2;
CARD8 _enable_gir : 1;
CARD8 : 1;
CARD8 _hardware_cursor_ms_x11 : 1;
CARD8 : 2;
CARD8 _tri_state_off_vclk : 1;
} _extended_ramdac_control_s;
CARD8 _extended_ramdac_control; /* CR55 */
} _extended_ramdac_control_u;
#define extended_ramdac_control _extended_ramdac_control_u._extended_ramdac_control
#define hardware_cursor_ms_x11 _extended_ramdac_control_u._extended_ramdac_control_s._hardware_cursor_ms_x11
union {
struct {
CARD8 _h_total_8 : 1;
CARD8 _h_display_end_8 : 1;
CARD8 _h_blank_start_8 : 1;
CARD8 _h_blank_extend : 1; /* extend h_blank by 64 */
CARD8 _h_sync_start_8 : 1;
CARD8 _h_sync_extend : 1; /* extend h_sync by 32 */
CARD8 _h_start_fifo_fetch_8 : 1;
CARD8 : 1;
} _extended_horizontal_overflow_s;
CARD8 _extended_horizontal_overflow; /* CR5D */
} _extended_horizontal_overflow_u;
#define extended_horizontal_overflow _extended_horizontal_overflow_u._extended_horizontal_overflow
#define h_total_8 _extended_horizontal_overflow_u._extended_horizontal_overflow_s._h_total_8
#define h_display_end_8 _extended_horizontal_overflow_u._extended_horizontal_overflow_s._h_display_end_8
#define h_blank_start_8 _extended_horizontal_overflow_u._extended_horizontal_overflow_s._h_blank_start_8
#define h_blank_extend _extended_horizontal_overflow_u._extended_horizontal_overflow_s._h_blank_extend
#define h_sync_start_8 _extended_horizontal_overflow_u._extended_horizontal_overflow_s._h_sync_start_8
#define h_sync_extend _extended_horizontal_overflow_u._extended_horizontal_overflow_s._h_sync_extend
#define h_start_fifo_fetch_8 _extended_horizontal_overflow_u._extended_horizontal_overflow_s._h_start_fifo_fetch_8
union {
struct {
CARD8 _v_total_10 : 1;
CARD8 _v_display_end_10 : 1;
CARD8 _v_blank_start_10 : 1;
CARD8 : 1;
CARD8 _v_retrace_start_10 : 1;
CARD8 : 1;
CARD8 _line_compare_10 : 1;
CARD8 : 1;
} _extended_vertical_overflow_s;
CARD8 _extended_vertical_overflow; /* CR5E */
} _extended_vertical_overflow_u;
#define extended_vertical_overflow _extended_vertical_overflow_u._extended_vertical_overflow
#define v_total_10 _extended_vertical_overflow_u._extended_vertical_overflow_s._v_total_10
#define v_display_end_10 _extended_vertical_overflow_u._extended_vertical_overflow_s._v_display_end_10
#define v_blank_start_10 _extended_vertical_overflow_u._extended_vertical_overflow_s._v_blank_start_10
#define v_retrace_start_10 _extended_vertical_overflow_u._extended_vertical_overflow_s._v_retrace_start_10
#define line_compare_10 _extended_vertical_overflow_u._extended_vertical_overflow_s._line_compare_10
CARD8 l_parm_0_7; /* CR62 (undocumented) */
union {
struct {
CARD8 : 3;
CARD8 _delay_blank : 2;
CARD8 : 3;
} _extended_misc_control_s;
CARD8 _extended_misc_control; /* CR65 */
} _extended_misc_control_u;
#define extended_misc_control _extended_misc_control_u._extended_misc_control
#define delay_blank _extended_misc_control_u._extended_misc_control_s._delay_blank
union {
struct {
CARD8 _v_clock_phase : 1;
CARD8 : 3;
CARD8 _color_mode : 4;
} _extended_misc_control_2_s;
CARD8 _extended_misc_control_2; /* CR67 */
} _extended_misc_control_2_u;
#define v_clock_phase _extended_misc_control_2_u._extended_misc_control_2_s._v_clock_phase
#define color_mode _extended_misc_control_2_u._extended_misc_control_2_s._color_mode
#define extended_misc_control_2 _extended_misc_control_2_u._extended_misc_control_2
union {
struct {
CARD8 cas_oe_str : 2;
CARD8 ras_low : 1;
CARD8 ras_precharge : 1;
CARD8 : 3;
CARD8 _memory_bus_size : 1; /* 0 = 32, 1 = 32/64 */
} _configuration_3_s;
CARD8 _configuration_3; /* CR68 */
} _configuration_3_u;
#define configuration_3 _configuration_3_u._configuration_3
#define memory_bus_size _configuration_3_u._configuration_3_s._memory_bus_size
union {
struct {
CARD8 _start_address_16_19 : 4;
CARD8 : 4;
} _extended_system_control_3_s;
CARD8 _extended_system_control_3; /* CR69 */
} _extended_system_control_3_u;
#define extended_system_control_3 _extended_system_control_3_u._extended_system_control_3
#define start_address_16_19 _extended_system_control_3_u._extended_system_control_3_s._start_address_16_19
CARD8 extended_bios_5; /* CR6D */
union {
struct {
CARD8 dot_clock_vclki : 1; /* testing only */
CARD8 vclki_with_vafc : 1; /* feature connector */
CARD8 : 1;
CARD8 bpp_24_mode : 1; /* 24 bpp mode */
CARD8 alt_color_mode : 4; /* feature connector mode */
} _extended_sequencer_b_s;
CARD8 _extended_sequencer_b; /* SRB */
} _extended_sequencer_b_u;
#define extended_sequencer_b _extended_sequencer_b_u._extended_sequencer_b
union extended_sequencer_d_u {
struct {
CARD8 enable_feature : 1;
CARD8 lpb_feature : 1;
CARD8 : 2;
CARD8 _hsync_control : 2;
CARD8 _vsync_control : 2;
} _extended_sequencer_d_s;
CARD8 _extended_sequencer_d;
} _extended_sequencer_d_u;
#define extended_sequencer_d _extended_sequencer_d_u._extended_sequencer_d
#define hsync_control _extended_sequencer_d_u._extended_sequencer_d_s._hsync_control
#define vsync_control _extended_sequencer_d_u._extended_sequencer_d_s._vsync_control
union {
struct {
CARD8 _dclk_pll_n : 5;
CARD8 _dclk_pll_r : 2;
CARD8 : 1;
} _dclk_value_low_s;
CARD8 _dclk_value_low; /* SR12 */
} _dclk_value_low_u;
#define dclk_value_low _dclk_value_low_u._dclk_value_low
#define dclk_pll_n_trio _dclk_value_low_u._dclk_value_low_s._dclk_pll_n
#define dclk_pll_r_trio _dclk_value_low_u._dclk_value_low_s._dclk_pll_r
union {
struct {
CARD8 _dclk_pll_m : 7;
CARD8 : 1;
} _dclk_value_high_s;
CARD8 _dclk_value_high; /* SR13 */
} _dclk_value_high_u;
#define dclk_value_high _dclk_value_high_u._dclk_value_high
#define dclk_pll_m_trio _dclk_value_high_u._dclk_value_high_s._dclk_pll_m
union {
struct {
CARD8 _mfrq_en : 1;
CARD8 _dfrq_en : 1;
CARD8 _mclk_out : 1;
CARD8 _vclk_out : 1;
CARD8 _dclk_over_2 : 1;
CARD8 _clk_load : 1;
CARD8 _dclk_invert : 1;
CARD8 _ena_2_cycle_write : 1;
} _control_2_s;
CARD8 _control_2; /* SR15 */
} _control_2_u;
#define control_2 _control_2_u._control_2
#define mfrq_en _control_2_u._control_2_s._mfrq_en
#define dfrq_en _control_2_u._control_2_s._dfrq_en
#define mclk_out _control_2_u._control_2_s._mclk_out
#define vclk_out _control_2_u._control_2_s._vclk_out
#define dclk_over_2 _control_2_u._control_2_s._dclk_over_2
#define clk_load _control_2_u._control_2_s._clk_load
#define dclk_invert _control_2_u._control_2_s._dclk_invert
#define ena_2_cycle_write _control_2_u._control_2_s._ena_2_cycle_write
union {
struct {
CARD8 : 5;
CARD8 _dac_power_down : 1;
CARD8 _lut_write_control : 1;
CARD8 _enable_clock_double : 1;
} _ramdac_control_s;
CARD8 _ramdac_control; /* SR18 */
} _ramdac_control_u;
#define ramdac_control _ramdac_control_u._ramdac_control
#define enable_clock_double _ramdac_control_u._ramdac_control_s._enable_clock_double
union {
struct {
CARD8 _dclk_pll_n : 6;
CARD8 _dclk_pll_r : 2;
} _dclk_value_low_s;
CARD8 _dclk_value_low; /* SR36 */
} _dclk_value_low_savage_u;
#define dclk_value_low_savage _dclk_value_low_savage_u._dclk_value_low
#define dclk_pll_n_savage_0_5 _dclk_value_low_savage_u._dclk_value_low_s._dclk_pll_n
#define dclk_pll_r_savage_0_1 _dclk_value_low_savage_u._dclk_value_low_s._dclk_pll_r
CARD8 dclk_pll_m0_savage_0_7; /* SR37 */
CARD8 dclk_pll_m1_savage_0_7; /* SR38 */
struct {
CARD8 _dclk_pll_m : 8;
} _dclk_value_high_s_savage;
union {
struct {
CARD8 _dclk_select : 1;
CARD8 : 1;
CARD8 _dclk_pll_r_2 : 1;
CARD8 _dclk_pll_m_8 : 1;
CARD8 _dclk_pll_n_6 : 1;
CARD8 _pce : 1;
CARD8 _ccg : 1;
CARD8 _csp : 1;
} _extended_seq_39_s;
CARD8 _extended_seq_39; /* SR39 */
} _extended_seq_39_u;
#define extended_seq_39 _extended_seq_39_u._extended_seq_39
#define dclk_pll_select_savage _extended_seq_39_u._extended_seq_39_s._dclk_select
#define dclk_pll_r_savage_2 _extended_seq_39_u._extended_seq_39_s._dclk_pll_r_2
#define dclk_pll_m_savage_8 _extended_seq_39_u._extended_seq_39_s._dclk_pll_m_8
#define dclk_pll_n_savage_6 _extended_seq_39_u._extended_seq_39_s._dclk_pll_n_6
/* computed values */
CARD16 ge_screen_pitch;
CARD8 bits_per_pixel;
CARD8 depth;
CARD8 double_pixel_mode;
CARD16 pixel_width;
} S3Crtc;
#define crtc_v_total(crtc) ((crtc)->v_total_0_7 | \
((crtc)->v_total_8 << 8) | \
((crtc)->v_total_9 << 9) | \
((crtc)->v_total_10 << 10))
#define crtc_set_v_total(crtc,v) { \
((crtc))->v_total_0_7 = (v); \
((crtc))->v_total_8 = (v) >> 8; \
((crtc))->v_total_9 = (v) >> 9; \
((crtc))->v_total_10 = (v) >> 10; \
}
#define crtc_v_display_end(crtc) ((crtc)->v_display_end_0_7 | \
((crtc)->v_display_end_8 << 8) | \
((crtc)->v_display_end_9 << 9) | \
((crtc)->v_display_end_10 << 10))
#define crtc_set_v_display_end(crtc,v) {\
((crtc))->v_display_end_0_7 = (v); \
((crtc))->v_display_end_8 = (v) >> 8; \
((crtc))->v_display_end_9 = (v) >> 9; \
((crtc))->v_display_end_10 = (v) >> 10; \
}
#define crtc_v_retrace_start(crtc) ((crtc)->v_retrace_start_0_7 | \
((crtc)->v_retrace_start_8 << 8) | \
((crtc)->v_retrace_start_9 << 9) | \
((crtc)->v_retrace_start_10 << 10))
#define crtc_set_v_retrace_start(crtc,v) {\
((crtc))->v_retrace_start_0_7 = (v); \
((crtc))->v_retrace_start_8 = (v) >> 8; \
((crtc))->v_retrace_start_9 = (v) >> 9; \
((crtc))->v_retrace_start_10 = (v) >> 10; \
}
#define crtc_v_blank_start(crtc) ((crtc)->v_blank_start_0_7 | \
((crtc)->v_blank_start_8 << 8) | \
((crtc)->v_blank_start_9 << 9) | \
((crtc)->v_blank_start_10 << 10))
#define crtc_set_v_blank_start(crtc,v) {\
((crtc))->v_blank_start_0_7 = (v); \
((crtc))->v_blank_start_8 = (v) >> 8; \
((crtc))->v_blank_start_9 = (v) >> 9; \
((crtc))->v_blank_start_10 = (v) >> 10; \
}
#define crtc_h_total(crtc) ((crtc)->h_total_0_7 | \
((crtc)->h_total_8 << 8))
#define crtc_set_h_total(crtc,v) {\
((crtc))->h_total_0_7 = (v); \
((crtc))->h_total_8 = (v) >> 8; \
}
#define crtc_h_display_end(crtc) ((crtc)->h_display_end_0_7 | \
((crtc)->h_display_end_8 << 8))
#define crtc_set_h_display_end(crtc,v) {\
((crtc))->h_display_end_0_7 = (v); \
((crtc))->h_display_end_8 = (v) >> 8; \
}
#define crtc_h_blank_start(crtc) ((crtc)->h_blank_start_0_7 | \
((crtc)->h_blank_start_8 << 8))
#define crtc_set_h_blank_start(crtc,v) {\
((crtc))->h_blank_start_0_7 = (v); \
((crtc))->h_blank_start_8 = (v) >> 8; \
}
#define crtc_h_blank_end(crtc) ((crtc)->h_blank_end_0_4 | \
((crtc)->h_blank_end_5 << 5))
#define crtc_set_h_blank_end(crtc,v) {\
((crtc))->h_blank_end_0_4 = (v); \
((crtc))->h_blank_end_5 = (v) >> 5; \
}
#define crtc_h_sync_start(crtc) ((crtc)->h_sync_start_0_7 | \
((crtc)->h_sync_start_8 << 8))
#define crtc_set_h_sync_start(crtc,v) {\
((crtc))->h_sync_start_0_7 = (v); \
((crtc))->h_sync_start_8 = (v) >> 8; \
}
#define crtc_h_sync_end(crtc) ((crtc)->h_sync_end_0_4)
#define crtc_set_h_sync_end(crtc,v) {\
((crtc))->h_sync_end_0_4 = (v); \
}
#define crtc_screen_off(crtc) ((crtc)->screen_off_0_7 | \
(((crtc)->screen_off_8_9 ? \
((crtc))->screen_off_8_9 : \
((crtc))->old_screen_off_8) << 8))
#define crtc_set_screen_off(crtc,v) {\
((crtc))->screen_off_0_7 = (v); \
((crtc))->old_screen_off_8 = 0; \
((crtc))->screen_off_8_9 = (v) >> 8; \
}
#define crtc_ge_screen_width(crtc) ((crtc)->ge_screen_width_0_1 | \
((crtc)->ge_screen_width_2 << 2))
#define crtc_set_ge_screen_width(crtc,v) { \
(crtc)->ge_screen_width_0_1 = (v); \
(crtc)->ge_screen_width_2 = (v) >> 2; \
}
#define crtc_h_start_fifo_fetch(crtc) ((crtc)->h_start_fifo_fetch_0_7 | \
((crtc)->h_start_fifo_fetch_8 << 8))
#define crtc_set_h_start_fifo_fetch(crtc,v) {\
(crtc)->h_start_fifo_fetch_0_7 = (v); \
(crtc)->h_start_fifo_fetch_8 = (v) >> 8; \
}
#define crtc_start_address(crtc) ((crtc)->start_address_0_7 | \
((crtc)->start_address_8_15 << 8) | \
((crtc)->start_address_16_19 << 16))
#define crtc_set_start_address(crtc,v) {\
(crtc)->start_address_0_7 = (v); \
(crtc)->start_address_8_15 = (v) >> 8; \
(crtc)->start_address_16_19 = (v) >> 16; \
}
#define crtc_line_compare(crtc) ((crtc)->line_compare_0_7 | \
((crtc)->line_compare_8 << 8) | \
((crtc)->line_compare_9 << 9) | \
((crtc)->line_compare_10 << 10))
#define crtc_set_line_compare(crtc,v) { \
((crtc))->line_compare_0_7 = (v); \
((crtc))->line_compare_8 = (v) >> 8; \
((crtc))->line_compare_9 = (v) >> 9; \
((crtc))->line_compare_10 = (v) >> 10; \
}
#define GetCrtc(s3,i) _s3ReadIndexRegister (&(s3)->crt_vga_3d4, (i))
#define PutCrtc(s3,i,v) _s3WriteIndexRegister (&(s3)->crt_vga_3d4, (i), (v))
#define GetSrtc(s3,i) _s3ReadIndexRegister (&(s3)->crt_vga_3c4, (i))
#define PutSrtc(s3,i,v) _s3WriteIndexRegister (&(s3)->crt_vga_3c4, (i), (v))
#define S3_CLOCK_REF 14318 /* KHz */
#define S3_CLOCK(m,n,r) (S3_CLOCK_REF * ((m) + 2) / (((n) + 2) * (1 << (r))))
#if PLATFORM == 200
#define S3_MAX_CLOCK 80000 /* KHz */
#endif
#if PLATFORM == 300
#define S3_MAX_CLOCK 135000 /* KHz */
#endif
typedef struct _s3Save {
CARD8 cursor_fg;
CARD8 cursor_bg;
CARD8 lock1;
CARD8 lock2;
CARD8 locksrtc;
CARD8 clock_mode;
CARD32 alt_mix;
CARD32 write_mask;
CARD32 fg;
CARD32 bg;
S3Crtc crtc;
} S3Save;
typedef struct _s3CardInfo {
S3Ptr s3; /* pointer to register structure */
int memory; /* amount of memory */
CARD8 *frameBuffer; /* pointer to frame buffer */
CARD8 *registers; /* pointer to register map */
S3Save save;
Bool savage;
Bool need_sync;
} S3CardInfo;
typedef struct _s3FbInfo {
CARD8 *offscreen; /* pointer to offscreen area */
int offscreen_y; /* top y coordinate of offscreen area */
int offscreen_x; /* top x coordinate of offscreen area */
int offscreen_width; /* width of offscreen area */
int offscreen_height; /* height of offscreen area */
S3Patterns patterns;
CARD32 bitmap_offset;
int accel_stride;
int accel_bpp;
} S3FBInfo;
typedef struct _s3ScreenInfo {
CARD8 *cursor_base; /* pointer to cursor area */
S3Cursor cursor;
S3FBInfo fb[1];
} S3ScreenInfo;
#define LockS3(s3c)
#define UnlockS3(s3c)
#define getS3CardInfo(kd) ((S3CardInfo *) ((kd)->card->driver))
#define s3CardInfo(kd) S3CardInfo *s3c = getS3CardInfo(kd)
#define getS3ScreenInfo(kd) ((S3ScreenInfo *) ((kd)->screen->driver))
#define s3ScreenInfo(kd) S3ScreenInfo *s3s = getS3ScreenInfo(kd)
Bool s3CardInit (KdCardInfo *);
Bool s3ScreenInit (KdScreenInfo *);
Bool s3Enable (ScreenPtr pScreen);
void s3Disable (ScreenPtr pScreen);
void s3Fini (ScreenPtr pScreen);
Bool s3CursorInit (ScreenPtr pScreen);
void s3CursorEnable (ScreenPtr pScreen);
void s3CursorDisable (ScreenPtr pScreen);
void s3CursorFini (ScreenPtr pScreen);
void s3RecolorCursor (ScreenPtr pScreen, int ndef, xColorItem *pdefs);
Bool s3DrawInit (ScreenPtr pScreen);
void s3DrawEnable (ScreenPtr pScreen);
void s3DrawSync (ScreenPtr pScreen);
void s3DrawDisable (ScreenPtr pScreen);
void s3DrawFini (ScreenPtr pScreen);
void s3GetColors (ScreenPtr pScreen, int fb, int ndef, xColorItem *pdefs);
void s3PutColors (ScreenPtr pScreen, int fb, int ndef, xColorItem *pdefs);
void S3InitCard (KdCardAttr *attr);
void s3GetClock (int target, int *Mp, int *Np, int *Rp, int maxM, int maxN, int maxR);
CARD8 _s3ReadIndexRegister (VOL8 *base, CARD8 index);
void _s3WriteIndexRegister (VOL8 *base, CARD8 index, CARD8 value);
extern KdCardFuncs s3Funcs;
/*
* Wait for the begining of the retrace interval
*/
#define S3_RETRACE_LOOP_CHECK if (++_loop_count > 300000) {\
DRAW_DEBUG ((DEBUG_FAILURE, "S3 wait loop failed at %s:%d", \
__FILE__, __LINE__)); \
break; \
}
#define _s3WaitVRetrace(s3) { \
VOL8 *_status = &s3->crt_vga_status_1; \
int _loop_count; \
DRAW_DEBUG ((DEBUG_CRTC, "_s3WaitVRetrace 0x%x", *_status)); \
_loop_count = 0; \
while ((*_status & VGA_STATUS_1_VSY) != 0) S3_RETRACE_LOOP_CHECK; \
_loop_count = 0; \
while ((*_status & VGA_STATUS_1_VSY) == 0) S3_RETRACE_LOOP_CHECK; \
}
/*
* Wait for the begining of the retrace interval
*/
#define _s3WaitVRetraceEnd(s3) { \
VOL8 *_status = &s3->crt_vga_status_1; \
int _loop_count; \
DRAW_DEBUG ((DEBUG_CRTC, "_s3WaitVRetraceEnd 0x%x", *_status)); \
_loop_count = 0; \
while ((*_status & VGA_STATUS_1_VSY) == 0) S3_RETRACE_LOOP_CHECK; \
_loop_count = 0; \
while ((*_status & VGA_STATUS_1_VSY) != 0) S3_RETRACE_LOOP_CHECK; \
}
/*
* This extension register must contain a magic bit pattern to enable
* the remaining extended registers
*/
#define _s3UnlockExt(s3) _s3WriteIndexRegister (&s3->crt_vga_3d4, 0x39, 0xa0)
#define _s3LockExt(s3) _s3WriteIndexRegister (&s3->crt_vga_3d4, 0x39, 0x00)
#define S3_CURSOR_WIDTH 64
#define S3_CURSOR_HEIGHT 64
#define S3_CURSOR_SIZE ((S3_CURSOR_WIDTH * S3_CURSOR_HEIGHT + 7) / 8)
#define S3_TILE_SIZE 8
#endif /* _S3_H_ */
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