splice: only return -EAGAIN if there's hope of more data
[linux-2.6.22.y-op.git] / include / video / neomagic.h
bloba9e118a1cd1628cc0679e216bfbc8b5c137ef6de
1 /*
2 * linux/include/video/neo_reg.h -- NeoMagic Framebuffer Driver
4 * Copyright (c) 2001 Denis Oliver Kropp <dok@convergence.de>
6 * This file is subject to the terms and conditions of the GNU General
7 * Public License. See the file COPYING in the main directory of this
8 * archive for more details.
9 */
11 #define NEO_BS0_BLT_BUSY 0x00000001
12 #define NEO_BS0_FIFO_AVAIL 0x00000002
13 #define NEO_BS0_FIFO_PEND 0x00000004
15 #define NEO_BC0_DST_Y_DEC 0x00000001
16 #define NEO_BC0_X_DEC 0x00000002
17 #define NEO_BC0_SRC_TRANS 0x00000004
18 #define NEO_BC0_SRC_IS_FG 0x00000008
19 #define NEO_BC0_SRC_Y_DEC 0x00000010
20 #define NEO_BC0_FILL_PAT 0x00000020
21 #define NEO_BC0_SRC_MONO 0x00000040
22 #define NEO_BC0_SYS_TO_VID 0x00000080
24 #define NEO_BC1_DEPTH8 0x00000100
25 #define NEO_BC1_DEPTH16 0x00000200
26 #define NEO_BC1_X_320 0x00000400
27 #define NEO_BC1_X_640 0x00000800
28 #define NEO_BC1_X_800 0x00000c00
29 #define NEO_BC1_X_1024 0x00001000
30 #define NEO_BC1_X_1152 0x00001400
31 #define NEO_BC1_X_1280 0x00001800
32 #define NEO_BC1_X_1600 0x00001c00
33 #define NEO_BC1_DST_TRANS 0x00002000
34 #define NEO_BC1_MSTR_BLT 0x00004000
35 #define NEO_BC1_FILTER_Z 0x00008000
37 #define NEO_BC2_WR_TR_DST 0x00800000
39 #define NEO_BC3_SRC_XY_ADDR 0x01000000
40 #define NEO_BC3_DST_XY_ADDR 0x02000000
41 #define NEO_BC3_CLIP_ON 0x04000000
42 #define NEO_BC3_FIFO_EN 0x08000000
43 #define NEO_BC3_BLT_ON_ADDR 0x10000000
44 #define NEO_BC3_SKIP_MAPPING 0x80000000
46 #define NEO_MODE1_DEPTH8 0x0100
47 #define NEO_MODE1_DEPTH16 0x0200
48 #define NEO_MODE1_DEPTH24 0x0300
49 #define NEO_MODE1_X_320 0x0400
50 #define NEO_MODE1_X_640 0x0800
51 #define NEO_MODE1_X_800 0x0c00
52 #define NEO_MODE1_X_1024 0x1000
53 #define NEO_MODE1_X_1152 0x1400
54 #define NEO_MODE1_X_1280 0x1800
55 #define NEO_MODE1_X_1600 0x1c00
56 #define NEO_MODE1_BLT_ON_ADDR 0x2000
58 /* These are offseted in MMIO space by par->CursorOff */
59 #define NEOREG_CURSCNTL 0x00
60 #define NEOREG_CURSX 0x04
61 #define NEOREG_CURSY 0x08
62 #define NEOREG_CURSBGCOLOR 0x0C
63 #define NEOREG_CURSFGCOLOR 0x10
64 #define NEOREG_CURSMEMPOS 0x14
66 #define NEO_CURS_DISABLE 0x00000000
67 #define NEO_CURS_ENABLE 0x00000001
68 #define NEO_ICON64_ENABLE 0x00000008
69 #define NEO_ICON128_ENABLE 0x0000000C
70 #define NEO_ICON_BLANK 0x00000010
72 #define NEO_GR01_SUPPRESS_VSYNC 0x10
73 #define NEO_GR01_SUPPRESS_HSYNC 0x20
75 #ifdef __KERNEL__
77 #ifdef NEOFB_DEBUG
78 # define DBG(x) printk (KERN_DEBUG "neofb: %s\n", (x));
79 #else
80 # define DBG(x)
81 #endif
83 #define PCI_CHIP_NM2070 0x0001
84 #define PCI_CHIP_NM2090 0x0002
85 #define PCI_CHIP_NM2093 0x0003
86 #define PCI_CHIP_NM2097 0x0083
87 #define PCI_CHIP_NM2160 0x0004
88 #define PCI_CHIP_NM2200 0x0005
89 #define PCI_CHIP_NM2230 0x0025
90 #define PCI_CHIP_NM2360 0x0006
91 #define PCI_CHIP_NM2380 0x0016
94 struct xtimings {
95 unsigned int pixclock;
96 unsigned int HDisplay;
97 unsigned int HSyncStart;
98 unsigned int HSyncEnd;
99 unsigned int HTotal;
100 unsigned int VDisplay;
101 unsigned int VSyncStart;
102 unsigned int VSyncEnd;
103 unsigned int VTotal;
104 unsigned int sync;
105 int dblscan;
106 int interlaced;
110 /* --------------------------------------------------------------------- */
112 typedef volatile struct {
113 __u32 bltStat;
114 __u32 bltCntl;
115 __u32 xpColor;
116 __u32 fgColor;
117 __u32 bgColor;
118 __u32 pitch;
119 __u32 clipLT;
120 __u32 clipRB;
121 __u32 srcBitOffset;
122 __u32 srcStart;
123 __u32 reserved0;
124 __u32 dstStart;
125 __u32 xyExt;
127 __u32 reserved1[19];
129 __u32 pageCntl;
130 __u32 pageBase;
131 __u32 postBase;
132 __u32 postPtr;
133 __u32 dataPtr;
134 } Neo2200;
136 #define MMIO_SIZE 0x200000
138 #define NEO_EXT_CR_MAX 0x85
139 #define NEO_EXT_GR_MAX 0xC7
141 struct neofb_par {
142 struct vgastate state;
143 struct mutex open_lock;
144 unsigned int ref_count;
146 unsigned char MiscOutReg; /* Misc */
147 unsigned char CRTC[25]; /* Crtc Controller */
148 unsigned char Sequencer[5]; /* Video Sequencer */
149 unsigned char Graphics[9]; /* Video Graphics */
150 unsigned char Attribute[21]; /* Video Atribute */
152 unsigned char GeneralLockReg;
153 unsigned char ExtCRTDispAddr;
154 unsigned char ExtCRTOffset;
155 unsigned char SysIfaceCntl1;
156 unsigned char SysIfaceCntl2;
157 unsigned char ExtColorModeSelect;
158 unsigned char biosMode;
160 unsigned char PanelDispCntlReg1;
161 unsigned char PanelDispCntlReg2;
162 unsigned char PanelDispCntlReg3;
163 unsigned char PanelDispCntlRegRead;
164 unsigned char PanelVertCenterReg1;
165 unsigned char PanelVertCenterReg2;
166 unsigned char PanelVertCenterReg3;
167 unsigned char PanelVertCenterReg4;
168 unsigned char PanelVertCenterReg5;
169 unsigned char PanelHorizCenterReg1;
170 unsigned char PanelHorizCenterReg2;
171 unsigned char PanelHorizCenterReg3;
172 unsigned char PanelHorizCenterReg4;
173 unsigned char PanelHorizCenterReg5;
175 int ProgramVCLK;
176 unsigned char VCLK3NumeratorLow;
177 unsigned char VCLK3NumeratorHigh;
178 unsigned char VCLK3Denominator;
179 unsigned char VerticalExt;
181 #ifdef CONFIG_MTRR
182 int mtrr;
183 #endif
184 u8 __iomem *mmio_vbase;
185 u8 cursorOff;
186 u8 *cursorPad; /* Must die !! */
188 Neo2200 __iomem *neo2200;
190 /* Panels size */
191 int NeoPanelWidth;
192 int NeoPanelHeight;
194 int maxClock;
196 int pci_burst;
197 int lcd_stretch;
198 int internal_display;
199 int external_display;
200 int libretto;
201 u32 palette[16];
204 typedef struct {
205 int x_res;
206 int y_res;
207 int mode;
208 } biosMode;
210 #endif