xref: /linux/include/video/permedia2.h (revision 2b8232ce512105e28453f301d1510de8363bccd1)
1 /*
2  * Permedia2 framebuffer driver definitions.
3  * Copyright (c) 1998-2000 Ilario Nardinocchi (nardinoc@CS.UniBO.IT)
4  * --------------------------------------------------------------------------
5  * $Id: pm2fb.h,v 1.26 2000/09/19 00:11:53 illo Exp $
6  * --------------------------------------------------------------------------
7  * This file is subject to the terms and conditions of the GNU General Public
8  * License.  See the file COPYING in the main directory of this archive
9  * for more details.
10  */
11 
12 #ifndef PM2FB_H
13 #define PM2FB_H
14 
15 #define PM2_REFERENCE_CLOCK	14318			/* in KHz */
16 #define PM2_MAX_PIXCLOCK	230000			/* in KHz */
17 #define PM2_REGS_SIZE		0x10000
18 
19 #define PM2TAG(r) (u32 )(((r)-0x8000)>>3)
20 
21 /*****************************************************************************
22  * Permedia2 registers used in the framebuffer
23  *****************************************************************************/
24 
25 #define PM2R_RESET_STATUS				0x0000
26 #define PM2R_IN_FIFO_SPACE				0x0018
27 #define PM2R_OUT_FIFO_WORDS				0x0020
28 #define PM2R_APERTURE_ONE				0x0050
29 #define PM2R_APERTURE_TWO				0x0058
30 #define PM2R_FIFO_DISCON				0x0068
31 #define PM2R_CHIP_CONFIG				0x0070
32 
33 #define PM2R_REBOOT					0x1000
34 #define PM2R_MEM_CONTROL				0x1040
35 #define PM2R_BOOT_ADDRESS				0x1080
36 #define PM2R_MEM_CONFIG					0x10c0
37 #define PM2R_BYPASS_WRITE_MASK				0x1100
38 #define PM2R_FRAMEBUFFER_WRITE_MASK			0x1140
39 
40 #define PM2R_OUT_FIFO					0x2000
41 
42 #define PM2R_SCREEN_BASE				0x3000
43 #define PM2R_SCREEN_STRIDE				0x3008
44 #define PM2R_H_TOTAL					0x3010
45 #define PM2R_HG_END					0x3018
46 #define PM2R_HB_END					0x3020
47 #define PM2R_HS_START					0x3028
48 #define PM2R_HS_END					0x3030
49 #define PM2R_V_TOTAL					0x3038
50 #define PM2R_VB_END					0x3040
51 #define PM2R_VS_START					0x3048
52 #define PM2R_VS_END					0x3050
53 #define PM2R_VIDEO_CONTROL				0x3058
54 #define PM2R_LINE_COUNT					0x3070
55 #define PM2R_FIFO_CONTROL				0x3078
56 
57 #define PM2R_RD_PALETTE_WRITE_ADDRESS			0x4000
58 #define PM2R_RD_PALETTE_DATA				0x4008
59 #define PM2R_RD_PIXEL_MASK				0x4010
60 #define PM2R_RD_PALETTE_READ_ADDRESS			0x4018
61 #define PM2R_RD_INDEXED_DATA				0x4050
62 
63 #define PM2R_START_X_DOM				0x8000
64 #define PM2R_D_X_DOM					0x8008
65 #define PM2R_START_X_SUB				0x8010
66 #define PM2R_D_X_SUB					0x8018
67 #define PM2R_START_Y					0x8020
68 #define PM2R_D_Y					0x8028
69 #define PM2R_COUNT					0x8030
70 #define PM2R_RENDER					0x8038
71 #define PM2R_RASTERIZER_MODE				0x80a0
72 #define PM2R_RECTANGLE_ORIGIN				0x80d0
73 #define PM2R_RECTANGLE_SIZE				0x80d8
74 #define PM2R_PACKED_DATA_LIMITS				0x8150
75 #define PM2R_SCISSOR_MODE				0x8180
76 #define PM2R_SCREEN_SIZE				0x8198
77 #define PM2R_AREA_STIPPLE_MODE				0x81a0
78 #define PM2R_WINDOW_ORIGIN				0x81c8
79 #define PM2R_TEXTURE_ADDRESS_MODE			0x8380
80 #define PM2R_TEXTURE_MAP_FORMAT				0x8588
81 #define PM2R_TEXTURE_DATA_FORMAT			0x8590
82 #define PM2R_TEXTURE_READ_MODE				0x8670
83 #define PM2R_TEXEL_LUT_MODE				0x8678
84 #define PM2R_TEXTURE_COLOR_MODE				0x8680
85 #define PM2R_FOG_MODE					0x8690
86 #define PM2R_COLOR_DDA_MODE				0x87e0
87 #define PM2R_ALPHA_BLEND_MODE				0x8810
88 #define PM2R_DITHER_MODE				0x8818
89 #define PM2R_FB_SOFT_WRITE_MASK				0x8820
90 #define PM2R_LOGICAL_OP_MODE				0x8828
91 #define PM2R_LB_READ_MODE				0x8880
92 #define PM2R_LB_READ_FORMAT				0x8888
93 #define PM2R_LB_SOURCE_OFFSET				0x8890
94 #define PM2R_LB_WINDOW_BASE				0x88b8
95 #define PM2R_LB_WRITE_FORMAT				0x88c8
96 #define PM2R_STENCIL_MODE				0x8988
97 #define PM2R_DEPTH_MODE					0x89a0
98 #define PM2R_FB_READ_MODE				0x8a80
99 #define PM2R_FB_SOURCE_OFFSET				0x8a88
100 #define PM2R_FB_PIXEL_OFFSET				0x8a90
101 #define PM2R_FB_WINDOW_BASE				0x8ab0
102 #define PM2R_FB_WRITE_MODE				0x8ab8
103 #define PM2R_FB_HARD_WRITE_MASK				0x8ac0
104 #define PM2R_FB_BLOCK_COLOR				0x8ac8
105 #define PM2R_FB_READ_PIXEL				0x8ad0
106 #define PM2R_FILTER_MODE				0x8c00
107 #define PM2R_SYNC					0x8c40
108 #define PM2R_YUV_MODE					0x8f00
109 #define PM2R_STATISTICS_MODE				0x8c08
110 #define PM2R_FB_SOURCE_DELTA				0x8d88
111 #define PM2R_CONFIG					0x8d90
112 #define PM2R_DELTA_MODE					0x9300
113 
114 /* Permedia2v */
115 #define PM2VR_RD_INDEX_LOW				0x4020
116 #define PM2VR_RD_INDEX_HIGH				0x4028
117 #define PM2VR_RD_INDEXED_DATA				0x4030
118 
119 /* Permedia2 RAMDAC indexed registers */
120 #define PM2I_RD_CURSOR_CONTROL				0x06
121 #define PM2I_RD_COLOR_MODE				0x18
122 #define PM2I_RD_MODE_CONTROL				0x19
123 #define PM2I_RD_MISC_CONTROL				0x1e
124 #define PM2I_RD_PIXEL_CLOCK_A1				0x20
125 #define PM2I_RD_PIXEL_CLOCK_A2				0x21
126 #define PM2I_RD_PIXEL_CLOCK_A3				0x22
127 #define PM2I_RD_PIXEL_CLOCK_STATUS			0x29
128 #define PM2I_RD_MEMORY_CLOCK_1				0x30
129 #define PM2I_RD_MEMORY_CLOCK_2				0x31
130 #define PM2I_RD_MEMORY_CLOCK_3				0x32
131 #define PM2I_RD_MEMORY_CLOCK_STATUS			0x33
132 #define PM2I_RD_COLOR_KEY_CONTROL			0x40
133 #define PM2I_RD_OVERLAY_KEY				0x41
134 #define PM2I_RD_RED_KEY					0x42
135 #define PM2I_RD_GREEN_KEY				0x43
136 #define PM2I_RD_BLUE_KEY				0x44
137 
138 /* Permedia2v extensions */
139 #define PM2VI_RD_MISC_CONTROL				0x000
140 #define PM2VI_RD_SYNC_CONTROL				0x001
141 #define PM2VI_RD_DAC_CONTROL				0x002
142 #define PM2VI_RD_PIXEL_SIZE				0x003
143 #define PM2VI_RD_COLOR_FORMAT				0x004
144 #define PM2VI_RD_CURSOR_MODE				0x005
145 #define PM2VI_RD_CURSOR_X_LOW				0x007
146 #define PM2VI_RD_CURSOR_X_HIGH				0x008
147 #define PM2VI_RD_CURSOR_Y_LOW				0x009
148 #define PM2VI_RD_CURSOR_Y_HIGH				0x00A
149 #define PM2VI_RD_CURSOR_X_HOT				0x00B
150 #define PM2VI_RD_CURSOR_Y_HOT				0x00C
151 #define PM2VI_RD_CLK0_PRESCALE				0x201
152 #define PM2VI_RD_CLK0_FEEDBACK				0x202
153 #define PM2VI_RD_CLK0_POSTSCALE				0x203
154 #define PM2VI_RD_CLK1_PRESCALE				0x204
155 #define PM2VI_RD_CLK1_FEEDBACK				0x205
156 #define PM2VI_RD_CLK1_POSTSCALE				0x206
157 #define PM2VI_RD_MCLK_CONTROL				0x20D
158 #define PM2VI_RD_MCLK_PRESCALE				0x20E
159 #define PM2VI_RD_MCLK_FEEDBACK				0x20F
160 #define PM2VI_RD_MCLK_POSTSCALE				0x210
161 #define PM2VI_RD_CURSOR_PALETTE				0x303
162 #define PM2VI_RD_CURSOR_PATTERN				0x400
163 
164 /* Fields and flags */
165 #define PM2F_RENDER_AREASTIPPLE				(1L<<0)
166 #define PM2F_RENDER_FASTFILL				(1L<<3)
167 #define PM2F_RENDER_PRIMITIVE_MASK			(3L<<6)
168 #define PM2F_RENDER_LINE				0
169 #define PM2F_RENDER_TRAPEZOID				(1L<<6)
170 #define PM2F_RENDER_POINT				(2L<<6)
171 #define PM2F_RENDER_RECTANGLE				(3L<<6)
172 #define PM2F_SYNCHRONIZATION				(1L<<10)
173 #define PM2F_PLL_LOCKED					0x10
174 #define PM2F_BEING_RESET				(1L<<31)
175 #define PM2F_DATATYPE_COLOR				0x8000
176 #define PM2F_VGA_ENABLE					0x02
177 #define PM2F_VGA_FIXED					0x04
178 #define PM2F_FB_WRITE_ENABLE				0x01
179 #define PM2F_FB_READ_SOURCE_ENABLE			0x0200
180 #define PM2F_RD_PALETTE_WIDTH_8				0x02
181 #define PM2F_PART_PROD_MASK				0x01ff
182 #define PM2F_SCREEN_SCISSOR_ENABLE			0x02
183 #define PM2F_DATA_64_ENABLE				0x00010000
184 #define PM2F_BLANK_LOW					0x02
185 #define PM2F_HSYNC_MASK					0x18
186 #define PM2F_VSYNC_MASK					0x60
187 #define PM2F_HSYNC_ACT_HIGH				0x08
188 #define PM2F_HSYNC_FORCED_LOW				0x10
189 #define PM2F_HSYNC_ACT_LOW				0x18
190 #define PM2F_VSYNC_ACT_HIGH				0x20
191 #define PM2F_VSYNC_FORCED_LOW				0x40
192 #define PM2F_VSYNC_ACT_LOW				0x60
193 #define PM2F_LINE_DOUBLE				0x04
194 #define PM2F_VIDEO_ENABLE				0x01
195 #define PM2F_RD_PIXELFORMAT_SVGA			0x01
196 #define PM2F_RD_PIXELFORMAT_RGB232OFFSET		0x02
197 #define PM2F_RD_PIXELFORMAT_RGBA2321			0x03
198 #define PM2F_RD_PIXELFORMAT_RGBA5551			0x04
199 #define PM2F_RD_PIXELFORMAT_RGBA4444			0x05
200 #define PM2F_RD_PIXELFORMAT_RGB565			0x06
201 #define PM2F_RD_PIXELFORMAT_RGBA8888			0x08
202 #define PM2F_RD_PIXELFORMAT_RGB888			0x09
203 #define PM2F_RD_GUI_ACTIVE				0x10
204 #define PM2F_RD_COLOR_MODE_RGB				0x20
205 #define PM2F_DELTA_ORDER_RGB				(1L<<18)
206 #define PM2F_RD_TRUECOLOR				0x80
207 #define PM2F_NO_ALPHA_BUFFER				0x10
208 #define PM2F_TEXTEL_SIZE_16				0x00080000
209 #define PM2F_TEXTEL_SIZE_32				0x00100000
210 #define PM2F_TEXTEL_SIZE_4				0x00180000
211 #define PM2F_TEXTEL_SIZE_24				0x00200000
212 #define PM2F_INCREASE_X					(1L<<21)
213 #define PM2F_INCREASE_Y					(1L<<22)
214 #define PM2F_CONFIG_FB_WRITE_ENABLE			(1L<<3)
215 #define PM2F_CONFIG_FB_PACKED_DATA			(1L<<2)
216 #define PM2F_CONFIG_FB_READ_DEST_ENABLE			(1L<<1)
217 #define PM2F_CONFIG_FB_READ_SOURCE_ENABLE		(1L<<0)
218 #define PM2F_COLOR_KEY_TEST_OFF				(1L<<4)
219 #define PM2F_MEM_CONFIG_RAM_MASK			(3L<<29)
220 #define PM2F_MEM_BANKS_1				0L
221 #define PM2F_MEM_BANKS_2				(1L<<29)
222 #define PM2F_MEM_BANKS_3				(2L<<29)
223 #define PM2F_MEM_BANKS_4				(3L<<29)
224 #define PM2F_APERTURE_STANDARD				0
225 #define PM2F_APERTURE_BYTESWAP				1
226 #define PM2F_APERTURE_HALFWORDSWAP			2
227 
228 typedef enum {
229 	PM2_TYPE_PERMEDIA2,
230 	PM2_TYPE_PERMEDIA2V
231 } pm2type_t;
232 
233 #endif /* PM2FB_H */
234 
235 /*****************************************************************************
236  * That's all folks!
237  *****************************************************************************/
238