Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Frame buffer driver for Trident Blade and Image series |
| 3 | * |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 4 | * Copyright 2001, 2002 - Jani Monoses <jani@iv.ro> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5 | * |
| 6 | * |
| 7 | * CREDITS:(in order of appearance) |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 8 | * skeletonfb.c by Geert Uytterhoeven and other fb code in drivers/video |
| 9 | * Special thanks ;) to Mattia Crivellini <tia@mclink.it> |
| 10 | * much inspired by the XFree86 4.x Trident driver sources |
| 11 | * by Alan Hourihane the FreeVGA project |
| 12 | * Francesco Salvestrini <salvestrini@users.sf.net> XP support, |
| 13 | * code, suggestions |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 14 | * TODO: |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 15 | * timing value tweaking so it looks good on every monitor in every mode |
| 16 | * TGUI acceleration |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 17 | */ |
| 18 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 19 | #include <linux/module.h> |
| 20 | #include <linux/fb.h> |
| 21 | #include <linux/init.h> |
| 22 | #include <linux/pci.h> |
| 23 | |
| 24 | #include <linux/delay.h> |
| 25 | #include <video/trident.h> |
| 26 | |
| 27 | #define VERSION "0.7.8-NEWAPI" |
| 28 | |
| 29 | struct tridentfb_par { |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 30 | void __iomem *io_virt; /* iospace virtual memory address */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 31 | }; |
| 32 | |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 33 | static unsigned char eng_oper; /* engine operation... */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 34 | static struct fb_ops tridentfb_ops; |
| 35 | |
| 36 | static struct tridentfb_par default_par; |
| 37 | |
| 38 | /* FIXME:kmalloc these 3 instead */ |
| 39 | static struct fb_info fb_info; |
| 40 | static u32 pseudo_pal[16]; |
| 41 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 42 | static struct fb_var_screeninfo default_var; |
| 43 | |
| 44 | static struct fb_fix_screeninfo tridentfb_fix = { |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 45 | .id = "Trident", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 46 | .type = FB_TYPE_PACKED_PIXELS, |
| 47 | .ypanstep = 1, |
| 48 | .visual = FB_VISUAL_PSEUDOCOLOR, |
| 49 | .accel = FB_ACCEL_NONE, |
| 50 | }; |
| 51 | |
| 52 | static int chip_id; |
| 53 | |
| 54 | static int defaultaccel; |
| 55 | static int displaytype; |
| 56 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 57 | /* defaults which are normally overriden by user values */ |
| 58 | |
| 59 | /* video mode */ |
Krzysztof Helt | 07f41e4 | 2008-04-28 02:15:06 -0700 | [diff] [blame] | 60 | static char *mode_option __devinitdata = "640x480"; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 61 | static int bpp = 8; |
| 62 | |
| 63 | static int noaccel; |
| 64 | |
| 65 | static int center; |
| 66 | static int stretch; |
| 67 | |
| 68 | static int fp; |
| 69 | static int crt; |
| 70 | |
| 71 | static int memsize; |
| 72 | static int memdiff; |
| 73 | static int nativex; |
| 74 | |
Krzysztof Helt | 07f41e4 | 2008-04-28 02:15:06 -0700 | [diff] [blame] | 75 | module_param(mode_option, charp, 0); |
| 76 | MODULE_PARM_DESC(mode_option, "Initial video mode e.g. '648x480-8@60'"); |
Krzysztof Helt | 9e3f0ca | 2008-04-28 02:15:10 -0700 | [diff] [blame] | 77 | module_param_named(mode, mode_option, charp, 0); |
| 78 | MODULE_PARM_DESC(mode, "Initial video mode e.g. '648x480-8@60' (deprecated)"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 79 | module_param(bpp, int, 0); |
| 80 | module_param(center, int, 0); |
| 81 | module_param(stretch, int, 0); |
| 82 | module_param(noaccel, int, 0); |
| 83 | module_param(memsize, int, 0); |
| 84 | module_param(memdiff, int, 0); |
| 85 | module_param(nativex, int, 0); |
| 86 | module_param(fp, int, 0); |
| 87 | module_param(crt, int, 0); |
| 88 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 89 | static int chip3D; |
| 90 | static int chipcyber; |
| 91 | |
| 92 | static int is3Dchip(int id) |
| 93 | { |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 94 | return ((id == BLADE3D) || (id == CYBERBLADEE4) || |
| 95 | (id == CYBERBLADEi7) || (id == CYBERBLADEi7D) || |
| 96 | (id == CYBER9397) || (id == CYBER9397DVD) || |
| 97 | (id == CYBER9520) || (id == CYBER9525DVD) || |
| 98 | (id == IMAGE975) || (id == IMAGE985) || |
| 99 | (id == CYBERBLADEi1) || (id == CYBERBLADEi1D) || |
| 100 | (id == CYBERBLADEAi1) || (id == CYBERBLADEAi1D) || |
| 101 | (id == CYBERBLADEXPm8) || (id == CYBERBLADEXPm16) || |
| 102 | (id == CYBERBLADEXPAi1)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 103 | } |
| 104 | |
| 105 | static int iscyber(int id) |
| 106 | { |
| 107 | switch (id) { |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 108 | case CYBER9388: |
| 109 | case CYBER9382: |
| 110 | case CYBER9385: |
| 111 | case CYBER9397: |
| 112 | case CYBER9397DVD: |
| 113 | case CYBER9520: |
| 114 | case CYBER9525DVD: |
| 115 | case CYBERBLADEE4: |
| 116 | case CYBERBLADEi7D: |
| 117 | case CYBERBLADEi1: |
| 118 | case CYBERBLADEi1D: |
| 119 | case CYBERBLADEAi1: |
| 120 | case CYBERBLADEAi1D: |
| 121 | case CYBERBLADEXPAi1: |
| 122 | return 1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 123 | |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 124 | case CYBER9320: |
| 125 | case TGUI9660: |
| 126 | case IMAGE975: |
| 127 | case IMAGE985: |
| 128 | case BLADE3D: |
| 129 | case CYBERBLADEi7: /* VIA MPV4 integrated version */ |
| 130 | |
| 131 | default: |
| 132 | /* case CYBERBLDAEXPm8: Strange */ |
| 133 | /* case CYBERBLDAEXPm16: Strange */ |
| 134 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 135 | } |
| 136 | } |
| 137 | |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 138 | #define CRT 0x3D0 /* CRTC registers offset for color display */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 139 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 140 | static inline void t_outb(struct tridentfb_par *p, u8 val, u16 reg) |
| 141 | { |
| 142 | fb_writeb(val, p->io_virt + reg); |
| 143 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 144 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 145 | static inline u8 t_inb(struct tridentfb_par *p, u16 reg) |
| 146 | { |
| 147 | return fb_readb(p->io_virt + reg); |
| 148 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 149 | |
| 150 | static struct accel_switch { |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 151 | void (*init_accel) (struct tridentfb_par *, int, int); |
| 152 | void (*wait_engine) (struct tridentfb_par *); |
| 153 | void (*fill_rect) |
| 154 | (struct tridentfb_par *par, u32, u32, u32, u32, u32, u32); |
| 155 | void (*copy_rect) |
| 156 | (struct tridentfb_par *par, u32, u32, u32, u32, u32, u32); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 157 | } *acc; |
| 158 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 159 | static inline void writemmr(struct tridentfb_par *par, u16 r, u32 v) |
| 160 | { |
| 161 | fb_writel(v, par->io_virt + r); |
| 162 | } |
| 163 | |
| 164 | static inline u32 readmmr(struct tridentfb_par *par, u16 r) |
| 165 | { |
| 166 | return fb_readl(par->io_virt + r); |
| 167 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 168 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 169 | /* |
| 170 | * Blade specific acceleration. |
| 171 | */ |
| 172 | |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 173 | #define point(x, y) ((y) << 16 | (x)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 174 | #define STA 0x2120 |
| 175 | #define CMD 0x2144 |
| 176 | #define ROP 0x2148 |
| 177 | #define CLR 0x2160 |
| 178 | #define SR1 0x2100 |
| 179 | #define SR2 0x2104 |
| 180 | #define DR1 0x2108 |
| 181 | #define DR2 0x210C |
| 182 | |
| 183 | #define ROP_S 0xCC |
| 184 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 185 | static void blade_init_accel(struct tridentfb_par *par, int pitch, int bpp) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 186 | { |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 187 | int v1 = (pitch >> 3) << 20; |
| 188 | int tmp = 0, v2; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 189 | switch (bpp) { |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 190 | case 8: |
| 191 | tmp = 0; |
| 192 | break; |
| 193 | case 15: |
| 194 | tmp = 5; |
| 195 | break; |
| 196 | case 16: |
| 197 | tmp = 1; |
| 198 | break; |
| 199 | case 24: |
| 200 | case 32: |
| 201 | tmp = 2; |
| 202 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 203 | } |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 204 | v2 = v1 | (tmp << 29); |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 205 | writemmr(par, 0x21C0, v2); |
| 206 | writemmr(par, 0x21C4, v2); |
| 207 | writemmr(par, 0x21B8, v2); |
| 208 | writemmr(par, 0x21BC, v2); |
| 209 | writemmr(par, 0x21D0, v1); |
| 210 | writemmr(par, 0x21D4, v1); |
| 211 | writemmr(par, 0x21C8, v1); |
| 212 | writemmr(par, 0x21CC, v1); |
| 213 | writemmr(par, 0x216C, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 214 | } |
| 215 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 216 | static void blade_wait_engine(struct tridentfb_par *par) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 217 | { |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 218 | while (readmmr(par, STA) & 0xFA800000) ; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 219 | } |
| 220 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 221 | static void blade_fill_rect(struct tridentfb_par *par, |
| 222 | u32 x, u32 y, u32 w, u32 h, u32 c, u32 rop) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 223 | { |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 224 | writemmr(par, CLR, c); |
| 225 | writemmr(par, ROP, rop ? 0x66 : ROP_S); |
| 226 | writemmr(par, CMD, 0x20000000 | 1 << 19 | 1 << 4 | 2 << 2); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 227 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 228 | writemmr(par, DR1, point(x, y)); |
| 229 | writemmr(par, DR2, point(x + w - 1, y + h - 1)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 230 | } |
| 231 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 232 | static void blade_copy_rect(struct tridentfb_par *par, |
| 233 | u32 x1, u32 y1, u32 x2, u32 y2, u32 w, u32 h) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 234 | { |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 235 | u32 s1, s2, d1, d2; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 236 | int direction = 2; |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 237 | s1 = point(x1, y1); |
| 238 | s2 = point(x1 + w - 1, y1 + h - 1); |
| 239 | d1 = point(x2, y2); |
| 240 | d2 = point(x2 + w - 1, y2 + h - 1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 241 | |
| 242 | if ((y1 > y2) || ((y1 == y2) && (x1 > x2))) |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 243 | direction = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 244 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 245 | writemmr(par, ROP, ROP_S); |
| 246 | writemmr(par, CMD, 0xE0000000 | 1 << 19 | 1 << 4 | 1 << 2 | direction); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 247 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 248 | writemmr(par, SR1, direction ? s2 : s1); |
| 249 | writemmr(par, SR2, direction ? s1 : s2); |
| 250 | writemmr(par, DR1, direction ? d2 : d1); |
| 251 | writemmr(par, DR2, direction ? d1 : d2); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 252 | } |
| 253 | |
| 254 | static struct accel_switch accel_blade = { |
| 255 | blade_init_accel, |
| 256 | blade_wait_engine, |
| 257 | blade_fill_rect, |
| 258 | blade_copy_rect, |
| 259 | }; |
| 260 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 261 | /* |
| 262 | * BladeXP specific acceleration functions |
| 263 | */ |
| 264 | |
| 265 | #define ROP_P 0xF0 |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 266 | #define masked_point(x, y) ((y & 0xffff)<<16|(x & 0xffff)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 267 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 268 | static void xp_init_accel(struct tridentfb_par *par, int pitch, int bpp) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 269 | { |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 270 | int tmp = 0, v1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 271 | unsigned char x = 0; |
| 272 | |
| 273 | switch (bpp) { |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 274 | case 8: |
| 275 | x = 0; |
| 276 | break; |
| 277 | case 16: |
| 278 | x = 1; |
| 279 | break; |
| 280 | case 24: |
| 281 | x = 3; |
| 282 | break; |
| 283 | case 32: |
| 284 | x = 2; |
| 285 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 286 | } |
| 287 | |
| 288 | switch (pitch << (bpp >> 3)) { |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 289 | case 8192: |
| 290 | case 512: |
| 291 | x |= 0x00; |
| 292 | break; |
| 293 | case 1024: |
| 294 | x |= 0x04; |
| 295 | break; |
| 296 | case 2048: |
| 297 | x |= 0x08; |
| 298 | break; |
| 299 | case 4096: |
| 300 | x |= 0x0C; |
| 301 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 302 | } |
| 303 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 304 | t_outb(par, x, 0x2125); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 305 | |
| 306 | eng_oper = x | 0x40; |
| 307 | |
| 308 | switch (bpp) { |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 309 | case 8: |
| 310 | tmp = 18; |
| 311 | break; |
| 312 | case 15: |
| 313 | case 16: |
| 314 | tmp = 19; |
| 315 | break; |
| 316 | case 24: |
| 317 | case 32: |
| 318 | tmp = 20; |
| 319 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 320 | } |
| 321 | |
| 322 | v1 = pitch << tmp; |
| 323 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 324 | writemmr(par, 0x2154, v1); |
| 325 | writemmr(par, 0x2150, v1); |
| 326 | t_outb(par, 3, 0x2126); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 327 | } |
| 328 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 329 | static void xp_wait_engine(struct tridentfb_par *par) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 330 | { |
| 331 | int busy; |
| 332 | int count, timeout; |
| 333 | |
| 334 | count = 0; |
| 335 | timeout = 0; |
| 336 | for (;;) { |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 337 | busy = t_inb(par, STA) & 0x80; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 338 | if (busy != 0x80) |
| 339 | return; |
| 340 | count++; |
| 341 | if (count == 10000000) { |
| 342 | /* Timeout */ |
| 343 | count = 9990000; |
| 344 | timeout++; |
| 345 | if (timeout == 8) { |
| 346 | /* Reset engine */ |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 347 | t_outb(par, 0x00, 0x2120); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 348 | return; |
| 349 | } |
| 350 | } |
| 351 | } |
| 352 | } |
| 353 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 354 | static void xp_fill_rect(struct tridentfb_par *par, |
| 355 | u32 x, u32 y, u32 w, u32 h, u32 c, u32 rop) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 356 | { |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 357 | writemmr(par, 0x2127, ROP_P); |
| 358 | writemmr(par, 0x2158, c); |
| 359 | writemmr(par, 0x2128, 0x4000); |
| 360 | writemmr(par, 0x2140, masked_point(h, w)); |
| 361 | writemmr(par, 0x2138, masked_point(y, x)); |
| 362 | t_outb(par, 0x01, 0x2124); |
| 363 | t_outb(par, eng_oper, 0x2125); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 364 | } |
| 365 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 366 | static void xp_copy_rect(struct tridentfb_par *par, |
| 367 | u32 x1, u32 y1, u32 x2, u32 y2, u32 w, u32 h) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 368 | { |
| 369 | int direction; |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 370 | u32 x1_tmp, x2_tmp, y1_tmp, y2_tmp; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 371 | |
| 372 | direction = 0x0004; |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 373 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 374 | if ((x1 < x2) && (y1 == y2)) { |
| 375 | direction |= 0x0200; |
| 376 | x1_tmp = x1 + w - 1; |
| 377 | x2_tmp = x2 + w - 1; |
| 378 | } else { |
| 379 | x1_tmp = x1; |
| 380 | x2_tmp = x2; |
| 381 | } |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 382 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 383 | if (y1 < y2) { |
| 384 | direction |= 0x0100; |
| 385 | y1_tmp = y1 + h - 1; |
| 386 | y2_tmp = y2 + h - 1; |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 387 | } else { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 388 | y1_tmp = y1; |
| 389 | y2_tmp = y2; |
| 390 | } |
| 391 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 392 | writemmr(par, 0x2128, direction); |
| 393 | t_outb(par, ROP_S, 0x2127); |
| 394 | writemmr(par, 0x213C, masked_point(y1_tmp, x1_tmp)); |
| 395 | writemmr(par, 0x2138, masked_point(y2_tmp, x2_tmp)); |
| 396 | writemmr(par, 0x2140, masked_point(h, w)); |
| 397 | t_outb(par, 0x01, 0x2124); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 398 | } |
| 399 | |
| 400 | static struct accel_switch accel_xp = { |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 401 | xp_init_accel, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 402 | xp_wait_engine, |
| 403 | xp_fill_rect, |
| 404 | xp_copy_rect, |
| 405 | }; |
| 406 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 407 | /* |
| 408 | * Image specific acceleration functions |
| 409 | */ |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 410 | static void image_init_accel(struct tridentfb_par *par, int pitch, int bpp) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 411 | { |
| 412 | int tmp = 0; |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 413 | switch (bpp) { |
| 414 | case 8: |
| 415 | tmp = 0; |
| 416 | break; |
| 417 | case 15: |
| 418 | tmp = 5; |
| 419 | break; |
| 420 | case 16: |
| 421 | tmp = 1; |
| 422 | break; |
| 423 | case 24: |
| 424 | case 32: |
| 425 | tmp = 2; |
| 426 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 427 | } |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 428 | writemmr(par, 0x2120, 0xF0000000); |
| 429 | writemmr(par, 0x2120, 0x40000000 | tmp); |
| 430 | writemmr(par, 0x2120, 0x80000000); |
| 431 | writemmr(par, 0x2144, 0x00000000); |
| 432 | writemmr(par, 0x2148, 0x00000000); |
| 433 | writemmr(par, 0x2150, 0x00000000); |
| 434 | writemmr(par, 0x2154, 0x00000000); |
| 435 | writemmr(par, 0x2120, 0x60000000 | (pitch << 16) | pitch); |
| 436 | writemmr(par, 0x216C, 0x00000000); |
| 437 | writemmr(par, 0x2170, 0x00000000); |
| 438 | writemmr(par, 0x217C, 0x00000000); |
| 439 | writemmr(par, 0x2120, 0x10000000); |
| 440 | writemmr(par, 0x2130, (2047 << 16) | 2047); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 441 | } |
| 442 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 443 | static void image_wait_engine(struct tridentfb_par *par) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 444 | { |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 445 | while (readmmr(par, 0x2164) & 0xF0000000) ; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 446 | } |
| 447 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 448 | static void image_fill_rect(struct tridentfb_par *par, |
| 449 | u32 x, u32 y, u32 w, u32 h, u32 c, u32 rop) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 450 | { |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 451 | writemmr(par, 0x2120, 0x80000000); |
| 452 | writemmr(par, 0x2120, 0x90000000 | ROP_S); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 453 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 454 | writemmr(par, 0x2144, c); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 455 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 456 | writemmr(par, DR1, point(x, y)); |
| 457 | writemmr(par, DR2, point(x + w - 1, y + h - 1)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 458 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 459 | writemmr(par, 0x2124, 0x80000000 | 3 << 22 | 1 << 10 | 1 << 9); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 460 | } |
| 461 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 462 | static void image_copy_rect(struct tridentfb_par *par, |
| 463 | u32 x1, u32 y1, u32 x2, u32 y2, u32 w, u32 h) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 464 | { |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 465 | u32 s1, s2, d1, d2; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 466 | int direction = 2; |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 467 | s1 = point(x1, y1); |
| 468 | s2 = point(x1 + w - 1, y1 + h - 1); |
| 469 | d1 = point(x2, y2); |
| 470 | d2 = point(x2 + w - 1, y2 + h - 1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 471 | |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 472 | if ((y1 > y2) || ((y1 == y2) && (x1 > x2))) |
| 473 | direction = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 474 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 475 | writemmr(par, 0x2120, 0x80000000); |
| 476 | writemmr(par, 0x2120, 0x90000000 | ROP_S); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 477 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 478 | writemmr(par, SR1, direction ? s2 : s1); |
| 479 | writemmr(par, SR2, direction ? s1 : s2); |
| 480 | writemmr(par, DR1, direction ? d2 : d1); |
| 481 | writemmr(par, DR2, direction ? d1 : d2); |
| 482 | writemmr(par, 0x2124, |
| 483 | 0x80000000 | 1 << 22 | 1 << 10 | 1 << 7 | direction); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 484 | } |
| 485 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 486 | static struct accel_switch accel_image = { |
| 487 | image_init_accel, |
| 488 | image_wait_engine, |
| 489 | image_fill_rect, |
| 490 | image_copy_rect, |
| 491 | }; |
| 492 | |
| 493 | /* |
| 494 | * Accel functions called by the upper layers |
| 495 | */ |
| 496 | #ifdef CONFIG_FB_TRIDENT_ACCEL |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 497 | static void tridentfb_fillrect(struct fb_info *info, |
| 498 | const struct fb_fillrect *fr) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 499 | { |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 500 | struct tridentfb_par *par = info->par; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 501 | int bpp = info->var.bits_per_pixel; |
Antonino A. Daplas | 8dad46c | 2005-08-01 23:46:44 +0800 | [diff] [blame] | 502 | int col = 0; |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 503 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 504 | switch (bpp) { |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 505 | default: |
| 506 | case 8: |
| 507 | col |= fr->color; |
| 508 | col |= col << 8; |
| 509 | col |= col << 16; |
| 510 | break; |
| 511 | case 16: |
| 512 | col = ((u32 *)(info->pseudo_palette))[fr->color]; |
| 513 | break; |
| 514 | case 32: |
| 515 | col = ((u32 *)(info->pseudo_palette))[fr->color]; |
| 516 | break; |
| 517 | } |
| 518 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 519 | acc->fill_rect(par, fr->dx, fr->dy, fr->width, |
| 520 | fr->height, col, fr->rop); |
| 521 | acc->wait_engine(par); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 522 | } |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 523 | static void tridentfb_copyarea(struct fb_info *info, |
| 524 | const struct fb_copyarea *ca) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 525 | { |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 526 | struct tridentfb_par *par = info->par; |
| 527 | |
| 528 | acc->copy_rect(par, ca->sx, ca->sy, ca->dx, ca->dy, |
| 529 | ca->width, ca->height); |
| 530 | acc->wait_engine(par); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 531 | } |
| 532 | #else /* !CONFIG_FB_TRIDENT_ACCEL */ |
| 533 | #define tridentfb_fillrect cfb_fillrect |
| 534 | #define tridentfb_copyarea cfb_copyarea |
| 535 | #endif /* CONFIG_FB_TRIDENT_ACCEL */ |
| 536 | |
| 537 | |
| 538 | /* |
| 539 | * Hardware access functions |
| 540 | */ |
| 541 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 542 | static inline unsigned char read3X4(struct tridentfb_par *par, int reg) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 543 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 544 | writeb(reg, par->io_virt + CRT + 4); |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 545 | return readb(par->io_virt + CRT + 5); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 546 | } |
| 547 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 548 | static inline void write3X4(struct tridentfb_par *par, int reg, |
| 549 | unsigned char val) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 550 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 551 | writeb(reg, par->io_virt + CRT + 4); |
| 552 | writeb(val, par->io_virt + CRT + 5); |
| 553 | } |
| 554 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 555 | static inline unsigned char read3C4(struct tridentfb_par *par, int reg) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 556 | { |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 557 | t_outb(par, reg, 0x3C4); |
| 558 | return t_inb(par, 0x3C5); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 559 | } |
| 560 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 561 | static inline void write3C4(struct tridentfb_par *par, int reg, |
| 562 | unsigned char val) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 563 | { |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 564 | t_outb(par, reg, 0x3C4); |
| 565 | t_outb(par, val, 0x3C5); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 566 | } |
| 567 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 568 | static inline unsigned char read3CE(struct tridentfb_par *par, int reg) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 569 | { |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 570 | t_outb(par, reg, 0x3CE); |
| 571 | return t_inb(par, 0x3CF); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 572 | } |
| 573 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 574 | static inline void writeAttr(struct tridentfb_par *par, int reg, |
| 575 | unsigned char val) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 576 | { |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 577 | fb_readb(par->io_virt + CRT + 0x0A); /* flip-flop to index */ |
| 578 | t_outb(par, reg, 0x3C0); |
| 579 | t_outb(par, val, 0x3C0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 580 | } |
| 581 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 582 | static inline void write3CE(struct tridentfb_par *par, int reg, |
| 583 | unsigned char val) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 584 | { |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 585 | t_outb(par, reg, 0x3CE); |
| 586 | t_outb(par, val, 0x3CF); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 587 | } |
| 588 | |
Krzysztof Helt | e8ed857 | 2008-03-04 14:28:39 -0800 | [diff] [blame] | 589 | static void enable_mmio(void) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 590 | { |
| 591 | /* Goto New Mode */ |
| 592 | outb(0x0B, 0x3C4); |
| 593 | inb(0x3C5); |
| 594 | |
| 595 | /* Unprotect registers */ |
| 596 | outb(NewMode1, 0x3C4); |
| 597 | outb(0x80, 0x3C5); |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 598 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 599 | /* Enable MMIO */ |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 600 | outb(PCIReg, 0x3D4); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 601 | outb(inb(0x3D5) | 0x01, 0x3D5); |
Krzysztof Helt | e8ed857 | 2008-03-04 14:28:39 -0800 | [diff] [blame] | 602 | } |
| 603 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 604 | static void disable_mmio(struct tridentfb_par *par) |
Krzysztof Helt | e8ed857 | 2008-03-04 14:28:39 -0800 | [diff] [blame] | 605 | { |
Krzysztof Helt | e8ed857 | 2008-03-04 14:28:39 -0800 | [diff] [blame] | 606 | /* Goto New Mode */ |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 607 | t_outb(par, 0x0B, 0x3C4); |
| 608 | t_inb(par, 0x3C5); |
Krzysztof Helt | e8ed857 | 2008-03-04 14:28:39 -0800 | [diff] [blame] | 609 | |
| 610 | /* Unprotect registers */ |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 611 | t_outb(par, NewMode1, 0x3C4); |
| 612 | t_outb(par, 0x80, 0x3C5); |
Krzysztof Helt | e8ed857 | 2008-03-04 14:28:39 -0800 | [diff] [blame] | 613 | |
| 614 | /* Disable MMIO */ |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 615 | t_outb(par, PCIReg, 0x3D4); |
| 616 | t_outb(par, t_inb(par, 0x3D5) & ~0x01, 0x3D5); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 617 | } |
| 618 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 619 | static void crtc_unlock(struct tridentfb_par *par) |
| 620 | { |
| 621 | write3X4(par, CRTVSyncEnd, read3X4(par, CRTVSyncEnd) & 0x7F); |
| 622 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 623 | |
| 624 | /* Return flat panel's maximum x resolution */ |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 625 | static int __devinit get_nativex(struct tridentfb_par *par) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 626 | { |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 627 | int x, y, tmp; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 628 | |
| 629 | if (nativex) |
| 630 | return nativex; |
| 631 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 632 | tmp = (read3CE(par, VertStretch) >> 4) & 3; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 633 | |
| 634 | switch (tmp) { |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 635 | case 0: |
| 636 | x = 1280; y = 1024; |
| 637 | break; |
| 638 | case 2: |
| 639 | x = 1024; y = 768; |
| 640 | break; |
| 641 | case 3: |
| 642 | x = 800; y = 600; |
| 643 | break; |
| 644 | case 4: |
| 645 | x = 1400; y = 1050; |
| 646 | break; |
| 647 | case 1: |
| 648 | default: |
| 649 | x = 640; y = 480; |
| 650 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 651 | } |
| 652 | |
| 653 | output("%dx%d flat panel found\n", x, y); |
| 654 | return x; |
| 655 | } |
| 656 | |
| 657 | /* Set pitch */ |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 658 | static void set_lwidth(struct tridentfb_par *par, int width) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 659 | { |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 660 | write3X4(par, Offset, width & 0xFF); |
| 661 | write3X4(par, AddColReg, |
| 662 | (read3X4(par, AddColReg) & 0xCF) | ((width & 0x300) >> 4)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 663 | } |
| 664 | |
| 665 | /* For resolutions smaller than FP resolution stretch */ |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 666 | static void screen_stretch(struct tridentfb_par *par) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 667 | { |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 668 | if (chip_id != CYBERBLADEXPAi1) |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 669 | write3CE(par, BiosReg, 0); |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 670 | else |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 671 | write3CE(par, BiosReg, 8); |
| 672 | write3CE(par, VertStretch, (read3CE(par, VertStretch) & 0x7C) | 1); |
| 673 | write3CE(par, HorStretch, (read3CE(par, HorStretch) & 0x7C) | 1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 674 | } |
| 675 | |
| 676 | /* For resolutions smaller than FP resolution center */ |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 677 | static void screen_center(struct tridentfb_par *par) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 678 | { |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 679 | write3CE(par, VertStretch, (read3CE(par, VertStretch) & 0x7C) | 0x80); |
| 680 | write3CE(par, HorStretch, (read3CE(par, HorStretch) & 0x7C) | 0x80); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 681 | } |
| 682 | |
| 683 | /* Address of first shown pixel in display memory */ |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 684 | static void set_screen_start(struct tridentfb_par *par, int base) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 685 | { |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 686 | u8 tmp; |
| 687 | write3X4(par, StartAddrLow, base & 0xFF); |
| 688 | write3X4(par, StartAddrHigh, (base & 0xFF00) >> 8); |
| 689 | tmp = read3X4(par, CRTCModuleTest) & 0xDF; |
| 690 | write3X4(par, CRTCModuleTest, tmp | ((base & 0x10000) >> 11)); |
| 691 | tmp = read3X4(par, CRTHiOrd) & 0xF8; |
| 692 | write3X4(par, CRTHiOrd, tmp | ((base & 0xE0000) >> 17)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 693 | } |
| 694 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 695 | /* Set dotclock frequency */ |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 696 | static void set_vclk(struct tridentfb_par *par, unsigned long freq) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 697 | { |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 698 | int m, n, k; |
Krzysztof Helt | 3f275ea | 2008-05-12 14:02:11 -0700 | [diff] [blame] | 699 | unsigned long f, fi, d, di; |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 700 | unsigned char lo = 0, hi = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 701 | |
Krzysztof Helt | 3f275ea | 2008-05-12 14:02:11 -0700 | [diff] [blame] | 702 | d = 20000; |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 703 | for (k = 2; k >= 0; k--) |
| 704 | for (m = 0; m < 63; m++) |
| 705 | for (n = 0; n < 128; n++) { |
Krzysztof Helt | 3f275ea | 2008-05-12 14:02:11 -0700 | [diff] [blame] | 706 | fi = ((14318l * (n + 8)) / (m + 2)) >> k; |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 707 | if ((di = abs(fi - freq)) < d) { |
| 708 | d = di; |
| 709 | f = fi; |
| 710 | lo = n; |
| 711 | hi = (k << 6) | m; |
| 712 | } |
Krzysztof Helt | 3f275ea | 2008-05-12 14:02:11 -0700 | [diff] [blame] | 713 | if (fi > freq) |
| 714 | break; |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 715 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 716 | if (chip3D) { |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 717 | write3C4(par, ClockHigh, hi); |
| 718 | write3C4(par, ClockLow, lo); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 719 | } else { |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 720 | outb(lo, 0x43C8); |
| 721 | outb(hi, 0x43C9); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 722 | } |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 723 | debug("VCLK = %X %X\n", hi, lo); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 724 | } |
| 725 | |
| 726 | /* Set number of lines for flat panels*/ |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 727 | static void set_number_of_lines(struct tridentfb_par *par, int lines) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 728 | { |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 729 | int tmp = read3CE(par, CyberEnhance) & 0x8F; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 730 | if (lines > 1024) |
| 731 | tmp |= 0x50; |
| 732 | else if (lines > 768) |
| 733 | tmp |= 0x30; |
| 734 | else if (lines > 600) |
| 735 | tmp |= 0x20; |
| 736 | else if (lines > 480) |
| 737 | tmp |= 0x10; |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 738 | write3CE(par, CyberEnhance, tmp); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 739 | } |
| 740 | |
| 741 | /* |
| 742 | * If we see that FP is active we assume we have one. |
| 743 | * Otherwise we have a CRT display.User can override. |
| 744 | */ |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 745 | static unsigned int __devinit get_displaytype(struct tridentfb_par *par) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 746 | { |
| 747 | if (fp) |
| 748 | return DISPLAY_FP; |
| 749 | if (crt || !chipcyber) |
| 750 | return DISPLAY_CRT; |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 751 | return (read3CE(par, FPConfig) & 0x10) ? DISPLAY_FP : DISPLAY_CRT; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 752 | } |
| 753 | |
| 754 | /* Try detecting the video memory size */ |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 755 | static unsigned int __devinit get_memsize(struct tridentfb_par *par) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 756 | { |
| 757 | unsigned char tmp, tmp2; |
| 758 | unsigned int k; |
| 759 | |
| 760 | /* If memory size provided by user */ |
| 761 | if (memsize) |
| 762 | k = memsize * Kb; |
| 763 | else |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 764 | switch (chip_id) { |
| 765 | case CYBER9525DVD: |
| 766 | k = 2560 * Kb; |
| 767 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 768 | default: |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 769 | tmp = read3X4(par, SPR) & 0x0F; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 770 | switch (tmp) { |
| 771 | |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 772 | case 0x01: |
Krzysztof Helt | b614ce8 | 2008-03-10 11:43:37 -0700 | [diff] [blame] | 773 | k = 512 * Kb; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 774 | break; |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 775 | case 0x02: |
| 776 | k = 6 * Mb; /* XP */ |
| 777 | break; |
| 778 | case 0x03: |
| 779 | k = 1 * Mb; |
| 780 | break; |
| 781 | case 0x04: |
| 782 | k = 8 * Mb; |
| 783 | break; |
| 784 | case 0x06: |
| 785 | k = 10 * Mb; /* XP */ |
| 786 | break; |
| 787 | case 0x07: |
| 788 | k = 2 * Mb; |
| 789 | break; |
| 790 | case 0x08: |
| 791 | k = 12 * Mb; /* XP */ |
| 792 | break; |
| 793 | case 0x0A: |
| 794 | k = 14 * Mb; /* XP */ |
| 795 | break; |
| 796 | case 0x0C: |
| 797 | k = 16 * Mb; /* XP */ |
| 798 | break; |
| 799 | case 0x0E: /* XP */ |
| 800 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 801 | tmp2 = read3C4(par, 0xC1); |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 802 | switch (tmp2) { |
| 803 | case 0x00: |
| 804 | k = 20 * Mb; |
| 805 | break; |
| 806 | case 0x01: |
| 807 | k = 24 * Mb; |
| 808 | break; |
| 809 | case 0x10: |
| 810 | k = 28 * Mb; |
| 811 | break; |
| 812 | case 0x11: |
| 813 | k = 32 * Mb; |
| 814 | break; |
| 815 | default: |
| 816 | k = 1 * Mb; |
| 817 | break; |
| 818 | } |
| 819 | break; |
| 820 | |
| 821 | case 0x0F: |
| 822 | k = 4 * Mb; |
| 823 | break; |
| 824 | default: |
| 825 | k = 1 * Mb; |
| 826 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 827 | } |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 828 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 829 | |
| 830 | k -= memdiff * Kb; |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 831 | output("framebuffer size = %d Kb\n", k / Kb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 832 | return k; |
| 833 | } |
| 834 | |
| 835 | /* See if we can handle the video mode described in var */ |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 836 | static int tridentfb_check_var(struct fb_var_screeninfo *var, |
| 837 | struct fb_info *info) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 838 | { |
| 839 | int bpp = var->bits_per_pixel; |
| 840 | debug("enter\n"); |
| 841 | |
| 842 | /* check color depth */ |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 843 | if (bpp == 24) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 844 | bpp = var->bits_per_pixel = 32; |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 845 | /* check whether resolution fits on panel and in memory */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 846 | if (flatpanel && nativex && var->xres > nativex) |
| 847 | return -EINVAL; |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 848 | if (var->xres * var->yres_virtual * bpp / 8 > info->fix.smem_len) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 849 | return -EINVAL; |
| 850 | |
| 851 | switch (bpp) { |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 852 | case 8: |
| 853 | var->red.offset = 0; |
| 854 | var->green.offset = 0; |
| 855 | var->blue.offset = 0; |
| 856 | var->red.length = 6; |
| 857 | var->green.length = 6; |
| 858 | var->blue.length = 6; |
| 859 | break; |
| 860 | case 16: |
| 861 | var->red.offset = 11; |
| 862 | var->green.offset = 5; |
| 863 | var->blue.offset = 0; |
| 864 | var->red.length = 5; |
| 865 | var->green.length = 6; |
| 866 | var->blue.length = 5; |
| 867 | break; |
| 868 | case 32: |
| 869 | var->red.offset = 16; |
| 870 | var->green.offset = 8; |
| 871 | var->blue.offset = 0; |
| 872 | var->red.length = 8; |
| 873 | var->green.length = 8; |
| 874 | var->blue.length = 8; |
| 875 | break; |
| 876 | default: |
| 877 | return -EINVAL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 878 | } |
| 879 | debug("exit\n"); |
| 880 | |
| 881 | return 0; |
| 882 | |
| 883 | } |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 884 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 885 | /* Pan the display */ |
| 886 | static int tridentfb_pan_display(struct fb_var_screeninfo *var, |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 887 | struct fb_info *info) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 888 | { |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 889 | struct tridentfb_par *par = info->par; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 890 | unsigned int offset; |
| 891 | |
| 892 | debug("enter\n"); |
| 893 | offset = (var->xoffset + (var->yoffset * var->xres)) |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 894 | * var->bits_per_pixel / 32; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 895 | info->var.xoffset = var->xoffset; |
| 896 | info->var.yoffset = var->yoffset; |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 897 | set_screen_start(par, offset); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 898 | debug("exit\n"); |
| 899 | return 0; |
| 900 | } |
| 901 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 902 | static void shadowmode_on(struct tridentfb_par *par) |
| 903 | { |
| 904 | write3CE(par, CyberControl, read3CE(par, CyberControl) | 0x81); |
| 905 | } |
| 906 | |
| 907 | static void shadowmode_off(struct tridentfb_par *par) |
| 908 | { |
| 909 | write3CE(par, CyberControl, read3CE(par, CyberControl) & 0x7E); |
| 910 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 911 | |
| 912 | /* Set the hardware to the requested video mode */ |
| 913 | static int tridentfb_set_par(struct fb_info *info) |
| 914 | { |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 915 | struct tridentfb_par *par = (struct tridentfb_par *)(info->par); |
| 916 | u32 htotal, hdispend, hsyncstart, hsyncend, hblankstart, hblankend; |
| 917 | u32 vtotal, vdispend, vsyncstart, vsyncend, vblankstart, vblankend; |
| 918 | struct fb_var_screeninfo *var = &info->var; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 919 | int bpp = var->bits_per_pixel; |
| 920 | unsigned char tmp; |
Krzysztof Helt | 3f275ea | 2008-05-12 14:02:11 -0700 | [diff] [blame] | 921 | unsigned long vclk; |
| 922 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 923 | debug("enter\n"); |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 924 | hdispend = var->xres / 8 - 1; |
| 925 | hsyncstart = (var->xres + var->right_margin) / 8; |
| 926 | hsyncend = var->hsync_len / 8; |
| 927 | htotal = |
| 928 | (var->xres + var->left_margin + var->right_margin + |
| 929 | var->hsync_len) / 8 - 10; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 930 | hblankstart = hdispend + 1; |
| 931 | hblankend = htotal + 5; |
| 932 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 933 | vdispend = var->yres - 1; |
| 934 | vsyncstart = var->yres + var->lower_margin; |
| 935 | vsyncend = var->vsync_len; |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 936 | vtotal = var->upper_margin + vsyncstart + vsyncend - 2; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 937 | vblankstart = var->yres; |
| 938 | vblankend = vtotal + 2; |
| 939 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 940 | crtc_unlock(par); |
| 941 | write3CE(par, CyberControl, 8); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 942 | |
| 943 | if (flatpanel && var->xres < nativex) { |
| 944 | /* |
| 945 | * on flat panels with native size larger |
| 946 | * than requested resolution decide whether |
| 947 | * we stretch or center |
| 948 | */ |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 949 | t_outb(par, 0xEB, 0x3C2); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 950 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 951 | shadowmode_on(par); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 952 | |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 953 | if (center) |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 954 | screen_center(par); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 955 | else if (stretch) |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 956 | screen_stretch(par); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 957 | |
| 958 | } else { |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 959 | t_outb(par, 0x2B, 0x3C2); |
| 960 | write3CE(par, CyberControl, 8); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 961 | } |
| 962 | |
| 963 | /* vertical timing values */ |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 964 | write3X4(par, CRTVTotal, vtotal & 0xFF); |
| 965 | write3X4(par, CRTVDispEnd, vdispend & 0xFF); |
| 966 | write3X4(par, CRTVSyncStart, vsyncstart & 0xFF); |
| 967 | write3X4(par, CRTVSyncEnd, (vsyncend & 0x0F)); |
| 968 | write3X4(par, CRTVBlankStart, vblankstart & 0xFF); |
| 969 | write3X4(par, CRTVBlankEnd, 0 /* p->vblankend & 0xFF */); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 970 | |
| 971 | /* horizontal timing values */ |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 972 | write3X4(par, CRTHTotal, htotal & 0xFF); |
| 973 | write3X4(par, CRTHDispEnd, hdispend & 0xFF); |
| 974 | write3X4(par, CRTHSyncStart, hsyncstart & 0xFF); |
| 975 | write3X4(par, CRTHSyncEnd, |
| 976 | (hsyncend & 0x1F) | ((hblankend & 0x20) << 2)); |
| 977 | write3X4(par, CRTHBlankStart, hblankstart & 0xFF); |
| 978 | write3X4(par, CRTHBlankEnd, 0 /* (p->hblankend & 0x1F) */); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 979 | |
| 980 | /* higher bits of vertical timing values */ |
| 981 | tmp = 0x10; |
| 982 | if (vtotal & 0x100) tmp |= 0x01; |
| 983 | if (vdispend & 0x100) tmp |= 0x02; |
| 984 | if (vsyncstart & 0x100) tmp |= 0x04; |
| 985 | if (vblankstart & 0x100) tmp |= 0x08; |
| 986 | |
| 987 | if (vtotal & 0x200) tmp |= 0x20; |
| 988 | if (vdispend & 0x200) tmp |= 0x40; |
| 989 | if (vsyncstart & 0x200) tmp |= 0x80; |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 990 | write3X4(par, CRTOverflow, tmp); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 991 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 992 | tmp = read3X4(par, CRTHiOrd) | 0x08; /* line compare bit 10 */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 993 | if (vtotal & 0x400) tmp |= 0x80; |
| 994 | if (vblankstart & 0x400) tmp |= 0x40; |
| 995 | if (vsyncstart & 0x400) tmp |= 0x20; |
| 996 | if (vdispend & 0x400) tmp |= 0x10; |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 997 | write3X4(par, CRTHiOrd, tmp); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 998 | |
| 999 | tmp = 0; |
| 1000 | if (htotal & 0x800) tmp |= 0x800 >> 11; |
| 1001 | if (hblankstart & 0x800) tmp |= 0x800 >> 7; |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 1002 | write3X4(par, HorizOverflow, tmp); |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1003 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1004 | tmp = 0x40; |
| 1005 | if (vblankstart & 0x200) tmp |= 0x20; |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1006 | //FIXME if (info->var.vmode & FB_VMODE_DOUBLE) tmp |= 0x80; /* double scan for 200 line modes */ |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 1007 | write3X4(par, CRTMaxScanLine, tmp); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1008 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 1009 | write3X4(par, CRTLineCompare, 0xFF); |
| 1010 | write3X4(par, CRTPRowScan, 0); |
| 1011 | write3X4(par, CRTModeControl, 0xC3); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1012 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 1013 | write3X4(par, LinearAddReg, 0x20); /* enable linear addressing */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1014 | |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1015 | tmp = (info->var.vmode & FB_VMODE_INTERLACED) ? 0x84 : 0x80; |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 1016 | /* enable access extended memory */ |
| 1017 | write3X4(par, CRTCModuleTest, tmp); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1018 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 1019 | /* enable GE for text acceleration */ |
| 1020 | write3X4(par, GraphEngReg, 0x80); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1021 | |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1022 | #ifdef CONFIG_FB_TRIDENT_ACCEL |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 1023 | acc->init_accel(par, info->var.xres, bpp); |
Antonino A. Daplas | 8dad46c | 2005-08-01 23:46:44 +0800 | [diff] [blame] | 1024 | #endif |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1025 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1026 | switch (bpp) { |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1027 | case 8: |
| 1028 | tmp = 0x00; |
| 1029 | break; |
| 1030 | case 16: |
| 1031 | tmp = 0x05; |
| 1032 | break; |
| 1033 | case 24: |
| 1034 | tmp = 0x29; |
| 1035 | break; |
| 1036 | case 32: |
| 1037 | tmp = 0x09; |
| 1038 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1039 | } |
| 1040 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 1041 | write3X4(par, PixelBusReg, tmp); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1042 | |
| 1043 | tmp = 0x10; |
| 1044 | if (chipcyber) |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1045 | tmp |= 0x20; |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 1046 | write3X4(par, DRAMControl, tmp); /* both IO, linear enable */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1047 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 1048 | write3X4(par, InterfaceSel, read3X4(par, InterfaceSel) | 0x40); |
| 1049 | write3X4(par, Performance, 0x92); |
| 1050 | /* MMIO & PCI read and write burst enable */ |
| 1051 | write3X4(par, PCIReg, 0x07); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1052 | |
Krzysztof Helt | 3f275ea | 2008-05-12 14:02:11 -0700 | [diff] [blame] | 1053 | /* convert from picoseconds to kHz */ |
| 1054 | vclk = PICOS2KHZ(info->var.pixclock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1055 | if (bpp == 32) |
Krzysztof Helt | 3f275ea | 2008-05-12 14:02:11 -0700 | [diff] [blame] | 1056 | vclk *= 2; |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 1057 | set_vclk(par, vclk); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1058 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 1059 | write3C4(par, 0, 3); |
| 1060 | write3C4(par, 1, 1); /* set char clock 8 dots wide */ |
| 1061 | /* enable 4 maps because needed in chain4 mode */ |
| 1062 | write3C4(par, 2, 0x0F); |
| 1063 | write3C4(par, 3, 0); |
| 1064 | write3C4(par, 4, 0x0E); /* memory mode enable bitmaps ?? */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1065 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 1066 | /* divide clock by 2 if 32bpp chain4 mode display and CPU path */ |
| 1067 | write3CE(par, MiscExtFunc, (bpp == 32) ? 0x1A : 0x12); |
| 1068 | write3CE(par, 0x5, 0x40); /* no CGA compat, allow 256 col */ |
| 1069 | write3CE(par, 0x6, 0x05); /* graphics mode */ |
| 1070 | write3CE(par, 0x7, 0x0F); /* planes? */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1071 | |
| 1072 | if (chip_id == CYBERBLADEXPAi1) { |
| 1073 | /* This fixes snow-effect in 32 bpp */ |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 1074 | write3X4(par, CRTHSyncStart, 0x84); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1075 | } |
| 1076 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 1077 | /* graphics mode and support 256 color modes */ |
| 1078 | writeAttr(par, 0x10, 0x41); |
| 1079 | writeAttr(par, 0x12, 0x0F); /* planes */ |
| 1080 | writeAttr(par, 0x13, 0); /* horizontal pel panning */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1081 | |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1082 | /* colors */ |
| 1083 | for (tmp = 0; tmp < 0x10; tmp++) |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 1084 | writeAttr(par, tmp, tmp); |
| 1085 | fb_readb(par->io_virt + CRT + 0x0A); /* flip-flop to index */ |
| 1086 | t_outb(par, 0x20, 0x3C0); /* enable attr */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1087 | |
| 1088 | switch (bpp) { |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1089 | case 8: |
| 1090 | tmp = 0; |
| 1091 | break; |
| 1092 | case 15: |
| 1093 | tmp = 0x10; |
| 1094 | break; |
| 1095 | case 16: |
| 1096 | tmp = 0x30; |
| 1097 | break; |
| 1098 | case 24: |
| 1099 | case 32: |
| 1100 | tmp = 0xD0; |
| 1101 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1102 | } |
| 1103 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 1104 | t_inb(par, 0x3C8); |
| 1105 | t_inb(par, 0x3C6); |
| 1106 | t_inb(par, 0x3C6); |
| 1107 | t_inb(par, 0x3C6); |
| 1108 | t_inb(par, 0x3C6); |
| 1109 | t_outb(par, tmp, 0x3C6); |
| 1110 | t_inb(par, 0x3C8); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1111 | |
| 1112 | if (flatpanel) |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 1113 | set_number_of_lines(par, info->var.yres); |
| 1114 | set_lwidth(par, info->var.xres * bpp / (4 * 16)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1115 | info->fix.visual = (bpp == 8) ? FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_TRUECOLOR; |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1116 | info->fix.line_length = info->var.xres * (bpp >> 3); |
| 1117 | info->cmap.len = (bpp == 8) ? 256 : 16; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1118 | debug("exit\n"); |
| 1119 | return 0; |
| 1120 | } |
| 1121 | |
| 1122 | /* Set one color register */ |
| 1123 | static int tridentfb_setcolreg(unsigned regno, unsigned red, unsigned green, |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1124 | unsigned blue, unsigned transp, |
| 1125 | struct fb_info *info) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1126 | { |
| 1127 | int bpp = info->var.bits_per_pixel; |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 1128 | struct tridentfb_par *par = info->par; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1129 | |
| 1130 | if (regno >= info->cmap.len) |
| 1131 | return 1; |
| 1132 | |
Antonino A. Daplas | 973d9ab | 2007-07-17 04:05:41 -0700 | [diff] [blame] | 1133 | if (bpp == 8) { |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 1134 | t_outb(par, 0xFF, 0x3C6); |
| 1135 | t_outb(par, regno, 0x3C8); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1136 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 1137 | t_outb(par, red >> 10, 0x3C9); |
| 1138 | t_outb(par, green >> 10, 0x3C9); |
| 1139 | t_outb(par, blue >> 10, 0x3C9); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1140 | |
Antonino A. Daplas | 973d9ab | 2007-07-17 04:05:41 -0700 | [diff] [blame] | 1141 | } else if (regno < 16) { |
| 1142 | if (bpp == 16) { /* RGB 565 */ |
| 1143 | u32 col; |
Antonino A. Daplas | 8dad46c | 2005-08-01 23:46:44 +0800 | [diff] [blame] | 1144 | |
Antonino A. Daplas | 973d9ab | 2007-07-17 04:05:41 -0700 | [diff] [blame] | 1145 | col = (red & 0xF800) | ((green & 0xFC00) >> 5) | |
| 1146 | ((blue & 0xF800) >> 11); |
| 1147 | col |= col << 16; |
| 1148 | ((u32 *)(info->pseudo_palette))[regno] = col; |
| 1149 | } else if (bpp == 32) /* ARGB 8888 */ |
| 1150 | ((u32*)info->pseudo_palette)[regno] = |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1151 | ((transp & 0xFF00) << 16) | |
| 1152 | ((red & 0xFF00) << 8) | |
Antonino A. Daplas | 973d9ab | 2007-07-17 04:05:41 -0700 | [diff] [blame] | 1153 | ((green & 0xFF00)) | |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1154 | ((blue & 0xFF00) >> 8); |
Antonino A. Daplas | 973d9ab | 2007-07-17 04:05:41 -0700 | [diff] [blame] | 1155 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1156 | |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1157 | /* debug("exit\n"); */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1158 | return 0; |
| 1159 | } |
| 1160 | |
| 1161 | /* Try blanking the screen.For flat panels it does nothing */ |
| 1162 | static int tridentfb_blank(int blank_mode, struct fb_info *info) |
| 1163 | { |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1164 | unsigned char PMCont, DPMSCont; |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 1165 | struct tridentfb_par *par = info->par; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1166 | |
| 1167 | debug("enter\n"); |
| 1168 | if (flatpanel) |
| 1169 | return 0; |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 1170 | t_outb(par, 0x04, 0x83C8); /* Read DPMS Control */ |
| 1171 | PMCont = t_inb(par, 0x83C6) & 0xFC; |
| 1172 | DPMSCont = read3CE(par, PowerStatus) & 0xFC; |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1173 | switch (blank_mode) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1174 | case FB_BLANK_UNBLANK: |
| 1175 | /* Screen: On, HSync: On, VSync: On */ |
| 1176 | case FB_BLANK_NORMAL: |
| 1177 | /* Screen: Off, HSync: On, VSync: On */ |
| 1178 | PMCont |= 0x03; |
| 1179 | DPMSCont |= 0x00; |
| 1180 | break; |
| 1181 | case FB_BLANK_HSYNC_SUSPEND: |
| 1182 | /* Screen: Off, HSync: Off, VSync: On */ |
| 1183 | PMCont |= 0x02; |
| 1184 | DPMSCont |= 0x01; |
| 1185 | break; |
| 1186 | case FB_BLANK_VSYNC_SUSPEND: |
| 1187 | /* Screen: Off, HSync: On, VSync: Off */ |
| 1188 | PMCont |= 0x02; |
| 1189 | DPMSCont |= 0x02; |
| 1190 | break; |
| 1191 | case FB_BLANK_POWERDOWN: |
| 1192 | /* Screen: Off, HSync: Off, VSync: Off */ |
| 1193 | PMCont |= 0x00; |
| 1194 | DPMSCont |= 0x03; |
| 1195 | break; |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1196 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1197 | |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 1198 | write3CE(par, PowerStatus, DPMSCont); |
| 1199 | t_outb(par, 4, 0x83C8); |
| 1200 | t_outb(par, PMCont, 0x83C6); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1201 | |
| 1202 | debug("exit\n"); |
| 1203 | |
| 1204 | /* let fbcon do a softblank for us */ |
| 1205 | return (blank_mode == FB_BLANK_NORMAL) ? 1 : 0; |
| 1206 | } |
| 1207 | |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1208 | static struct fb_ops tridentfb_ops = { |
| 1209 | .owner = THIS_MODULE, |
| 1210 | .fb_setcolreg = tridentfb_setcolreg, |
| 1211 | .fb_pan_display = tridentfb_pan_display, |
| 1212 | .fb_blank = tridentfb_blank, |
| 1213 | .fb_check_var = tridentfb_check_var, |
| 1214 | .fb_set_par = tridentfb_set_par, |
| 1215 | .fb_fillrect = tridentfb_fillrect, |
| 1216 | .fb_copyarea = tridentfb_copyarea, |
| 1217 | .fb_imageblit = cfb_imageblit, |
| 1218 | }; |
| 1219 | |
| 1220 | static int __devinit trident_pci_probe(struct pci_dev * dev, |
| 1221 | const struct pci_device_id * id) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1222 | { |
| 1223 | int err; |
| 1224 | unsigned char revision; |
| 1225 | |
| 1226 | err = pci_enable_device(dev); |
| 1227 | if (err) |
| 1228 | return err; |
| 1229 | |
| 1230 | chip_id = id->device; |
| 1231 | |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1232 | if (chip_id == CYBERBLADEi1) |
Knut Petersen | 9fa68ea | 2005-09-09 13:04:56 -0700 | [diff] [blame] | 1233 | output("*** Please do use cyblafb, Cyberblade/i1 support " |
| 1234 | "will soon be removed from tridentfb!\n"); |
| 1235 | |
| 1236 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1237 | /* If PCI id is 0x9660 then further detect chip type */ |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1238 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1239 | if (chip_id == TGUI9660) { |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1240 | outb(RevisionID, 0x3C4); |
| 1241 | revision = inb(0x3C5); |
| 1242 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1243 | switch (revision) { |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1244 | case 0x22: |
| 1245 | case 0x23: |
| 1246 | chip_id = CYBER9397; |
| 1247 | break; |
| 1248 | case 0x2A: |
| 1249 | chip_id = CYBER9397DVD; |
| 1250 | break; |
| 1251 | case 0x30: |
| 1252 | case 0x33: |
| 1253 | case 0x34: |
| 1254 | case 0x35: |
| 1255 | case 0x38: |
| 1256 | case 0x3A: |
| 1257 | case 0xB3: |
| 1258 | chip_id = CYBER9385; |
| 1259 | break; |
| 1260 | case 0x40 ... 0x43: |
| 1261 | chip_id = CYBER9382; |
| 1262 | break; |
| 1263 | case 0x4A: |
| 1264 | chip_id = CYBER9388; |
| 1265 | break; |
| 1266 | default: |
| 1267 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1268 | } |
| 1269 | } |
| 1270 | |
| 1271 | chip3D = is3Dchip(chip_id); |
| 1272 | chipcyber = iscyber(chip_id); |
| 1273 | |
| 1274 | if (is_xp(chip_id)) { |
| 1275 | acc = &accel_xp; |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1276 | } else if (is_blade(chip_id)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1277 | acc = &accel_blade; |
| 1278 | } else { |
| 1279 | acc = &accel_image; |
| 1280 | } |
| 1281 | |
| 1282 | /* acceleration is on by default for 3D chips */ |
| 1283 | defaultaccel = chip3D && !noaccel; |
| 1284 | |
| 1285 | fb_info.par = &default_par; |
| 1286 | |
| 1287 | /* setup MMIO region */ |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1288 | tridentfb_fix.mmio_start = pci_resource_start(dev, 1); |
| 1289 | tridentfb_fix.mmio_len = chip3D ? 0x20000 : 0x10000; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1290 | |
| 1291 | if (!request_mem_region(tridentfb_fix.mmio_start, tridentfb_fix.mmio_len, "tridentfb")) { |
| 1292 | debug("request_region failed!\n"); |
| 1293 | return -1; |
| 1294 | } |
| 1295 | |
| 1296 | default_par.io_virt = ioremap_nocache(tridentfb_fix.mmio_start, tridentfb_fix.mmio_len); |
| 1297 | |
| 1298 | if (!default_par.io_virt) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1299 | debug("ioremap failed\n"); |
Krzysztof Helt | e8ed857 | 2008-03-04 14:28:39 -0800 | [diff] [blame] | 1300 | err = -1; |
| 1301 | goto out_unmap1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1302 | } |
| 1303 | |
| 1304 | enable_mmio(); |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1305 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1306 | /* setup framebuffer memory */ |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1307 | tridentfb_fix.smem_start = pci_resource_start(dev, 0); |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 1308 | tridentfb_fix.smem_len = get_memsize(&default_par); |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1309 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1310 | if (!request_mem_region(tridentfb_fix.smem_start, tridentfb_fix.smem_len, "tridentfb")) { |
| 1311 | debug("request_mem_region failed!\n"); |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 1312 | disable_mmio(fb_info.par); |
Amol Lad | a02f640 | 2006-12-08 02:40:03 -0800 | [diff] [blame] | 1313 | err = -1; |
Krzysztof Helt | e8ed857 | 2008-03-04 14:28:39 -0800 | [diff] [blame] | 1314 | goto out_unmap1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1315 | } |
| 1316 | |
| 1317 | fb_info.screen_base = ioremap_nocache(tridentfb_fix.smem_start, |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1318 | tridentfb_fix.smem_len); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1319 | |
| 1320 | if (!fb_info.screen_base) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1321 | debug("ioremap failed\n"); |
Amol Lad | a02f640 | 2006-12-08 02:40:03 -0800 | [diff] [blame] | 1322 | err = -1; |
Krzysztof Helt | e8ed857 | 2008-03-04 14:28:39 -0800 | [diff] [blame] | 1323 | goto out_unmap2; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1324 | } |
| 1325 | |
| 1326 | output("%s board found\n", pci_name(dev)); |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 1327 | displaytype = get_displaytype(&default_par); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1328 | |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1329 | if (flatpanel) |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 1330 | nativex = get_nativex(&default_par); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1331 | |
| 1332 | fb_info.fix = tridentfb_fix; |
| 1333 | fb_info.fbops = &tridentfb_ops; |
| 1334 | |
| 1335 | |
| 1336 | fb_info.flags = FBINFO_DEFAULT | FBINFO_HWACCEL_YPAN; |
| 1337 | #ifdef CONFIG_FB_TRIDENT_ACCEL |
| 1338 | fb_info.flags |= FBINFO_HWACCEL_COPYAREA | FBINFO_HWACCEL_FILLRECT; |
| 1339 | #endif |
| 1340 | fb_info.pseudo_palette = pseudo_pal; |
| 1341 | |
Krzysztof Helt | 07f41e4 | 2008-04-28 02:15:06 -0700 | [diff] [blame] | 1342 | if (!fb_find_mode(&default_var, &fb_info, |
| 1343 | mode_option, NULL, 0, NULL, bpp)) { |
Amol Lad | a02f640 | 2006-12-08 02:40:03 -0800 | [diff] [blame] | 1344 | err = -EINVAL; |
Krzysztof Helt | e8ed857 | 2008-03-04 14:28:39 -0800 | [diff] [blame] | 1345 | goto out_unmap2; |
Amol Lad | a02f640 | 2006-12-08 02:40:03 -0800 | [diff] [blame] | 1346 | } |
Krzysztof Helt | e8ed857 | 2008-03-04 14:28:39 -0800 | [diff] [blame] | 1347 | err = fb_alloc_cmap(&fb_info.cmap, 256, 0); |
| 1348 | if (err < 0) |
| 1349 | goto out_unmap2; |
| 1350 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1351 | if (defaultaccel && acc) |
| 1352 | default_var.accel_flags |= FB_ACCELF_TEXT; |
| 1353 | else |
| 1354 | default_var.accel_flags &= ~FB_ACCELF_TEXT; |
| 1355 | default_var.activate |= FB_ACTIVATE_NOW; |
| 1356 | fb_info.var = default_var; |
| 1357 | fb_info.device = &dev->dev; |
| 1358 | if (register_framebuffer(&fb_info) < 0) { |
| 1359 | printk(KERN_ERR "tridentfb: could not register Trident framebuffer\n"); |
Krzysztof Helt | e8ed857 | 2008-03-04 14:28:39 -0800 | [diff] [blame] | 1360 | fb_dealloc_cmap(&fb_info.cmap); |
Amol Lad | a02f640 | 2006-12-08 02:40:03 -0800 | [diff] [blame] | 1361 | err = -EINVAL; |
Krzysztof Helt | e8ed857 | 2008-03-04 14:28:39 -0800 | [diff] [blame] | 1362 | goto out_unmap2; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1363 | } |
| 1364 | output("fb%d: %s frame buffer device %dx%d-%dbpp\n", |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1365 | fb_info.node, fb_info.fix.id, default_var.xres, |
| 1366 | default_var.yres, default_var.bits_per_pixel); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1367 | return 0; |
Amol Lad | a02f640 | 2006-12-08 02:40:03 -0800 | [diff] [blame] | 1368 | |
Krzysztof Helt | e8ed857 | 2008-03-04 14:28:39 -0800 | [diff] [blame] | 1369 | out_unmap2: |
Amol Lad | a02f640 | 2006-12-08 02:40:03 -0800 | [diff] [blame] | 1370 | if (fb_info.screen_base) |
| 1371 | iounmap(fb_info.screen_base); |
Krzysztof Helt | e8ed857 | 2008-03-04 14:28:39 -0800 | [diff] [blame] | 1372 | release_mem_region(tridentfb_fix.smem_start, tridentfb_fix.smem_len); |
Krzysztof Helt | 306fa6f6 | 2008-07-23 21:30:50 -0700 | [diff] [blame^] | 1373 | disable_mmio(fb_info.par); |
Krzysztof Helt | e8ed857 | 2008-03-04 14:28:39 -0800 | [diff] [blame] | 1374 | out_unmap1: |
| 1375 | if (default_par.io_virt) |
| 1376 | iounmap(default_par.io_virt); |
| 1377 | release_mem_region(tridentfb_fix.mmio_start, tridentfb_fix.mmio_len); |
Amol Lad | a02f640 | 2006-12-08 02:40:03 -0800 | [diff] [blame] | 1378 | return err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1379 | } |
| 1380 | |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1381 | static void __devexit trident_pci_remove(struct pci_dev *dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1382 | { |
| 1383 | struct tridentfb_par *par = (struct tridentfb_par*)fb_info.par; |
| 1384 | unregister_framebuffer(&fb_info); |
| 1385 | iounmap(par->io_virt); |
| 1386 | iounmap(fb_info.screen_base); |
| 1387 | release_mem_region(tridentfb_fix.smem_start, tridentfb_fix.smem_len); |
Krzysztof Helt | e8ed857 | 2008-03-04 14:28:39 -0800 | [diff] [blame] | 1388 | release_mem_region(tridentfb_fix.mmio_start, tridentfb_fix.mmio_len); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1389 | } |
| 1390 | |
| 1391 | /* List of boards that we are trying to support */ |
| 1392 | static struct pci_device_id trident_devices[] = { |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1393 | {PCI_VENDOR_ID_TRIDENT, BLADE3D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
| 1394 | {PCI_VENDOR_ID_TRIDENT, CYBERBLADEi7, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
| 1395 | {PCI_VENDOR_ID_TRIDENT, CYBERBLADEi7D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
| 1396 | {PCI_VENDOR_ID_TRIDENT, CYBERBLADEi1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
| 1397 | {PCI_VENDOR_ID_TRIDENT, CYBERBLADEi1D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
| 1398 | {PCI_VENDOR_ID_TRIDENT, CYBERBLADEAi1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
| 1399 | {PCI_VENDOR_ID_TRIDENT, CYBERBLADEAi1D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
| 1400 | {PCI_VENDOR_ID_TRIDENT, CYBERBLADEE4, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
| 1401 | {PCI_VENDOR_ID_TRIDENT, TGUI9660, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
| 1402 | {PCI_VENDOR_ID_TRIDENT, IMAGE975, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
| 1403 | {PCI_VENDOR_ID_TRIDENT, IMAGE985, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
| 1404 | {PCI_VENDOR_ID_TRIDENT, CYBER9320, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
| 1405 | {PCI_VENDOR_ID_TRIDENT, CYBER9388, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
| 1406 | {PCI_VENDOR_ID_TRIDENT, CYBER9520, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
| 1407 | {PCI_VENDOR_ID_TRIDENT, CYBER9525DVD, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
| 1408 | {PCI_VENDOR_ID_TRIDENT, CYBER9397, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
| 1409 | {PCI_VENDOR_ID_TRIDENT, CYBER9397DVD, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
| 1410 | {PCI_VENDOR_ID_TRIDENT, CYBERBLADEXPAi1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
| 1411 | {PCI_VENDOR_ID_TRIDENT, CYBERBLADEXPm8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
| 1412 | {PCI_VENDOR_ID_TRIDENT, CYBERBLADEXPm16, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1413 | {0,} |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1414 | }; |
| 1415 | |
| 1416 | MODULE_DEVICE_TABLE(pci, trident_devices); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1417 | |
| 1418 | static struct pci_driver tridentfb_pci_driver = { |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1419 | .name = "tridentfb", |
| 1420 | .id_table = trident_devices, |
| 1421 | .probe = trident_pci_probe, |
| 1422 | .remove = __devexit_p(trident_pci_remove) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1423 | }; |
| 1424 | |
| 1425 | /* |
| 1426 | * Parse user specified options (`video=trident:') |
| 1427 | * example: |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1428 | * video=trident:800x600,bpp=16,noaccel |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1429 | */ |
| 1430 | #ifndef MODULE |
Krzysztof Helt | 07f41e4 | 2008-04-28 02:15:06 -0700 | [diff] [blame] | 1431 | static int __init tridentfb_setup(char *options) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1432 | { |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1433 | char *opt; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1434 | if (!options || !*options) |
| 1435 | return 0; |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1436 | while ((opt = strsep(&options, ",")) != NULL) { |
| 1437 | if (!*opt) |
| 1438 | continue; |
| 1439 | if (!strncmp(opt, "noaccel", 7)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1440 | noaccel = 1; |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1441 | else if (!strncmp(opt, "fp", 2)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1442 | displaytype = DISPLAY_FP; |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1443 | else if (!strncmp(opt, "crt", 3)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1444 | displaytype = DISPLAY_CRT; |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1445 | else if (!strncmp(opt, "bpp=", 4)) |
| 1446 | bpp = simple_strtoul(opt + 4, NULL, 0); |
| 1447 | else if (!strncmp(opt, "center", 6)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1448 | center = 1; |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1449 | else if (!strncmp(opt, "stretch", 7)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1450 | stretch = 1; |
Krzysztof Helt | 245a2c2 | 2007-10-16 01:28:42 -0700 | [diff] [blame] | 1451 | else if (!strncmp(opt, "memsize=", 8)) |
| 1452 | memsize = simple_strtoul(opt + 8, NULL, 0); |
| 1453 | else if (!strncmp(opt, "memdiff=", 8)) |
| 1454 | memdiff = simple_strtoul(opt + 8, NULL, 0); |
| 1455 | else if (!strncmp(opt, "nativex=", 8)) |
| 1456 | nativex = simple_strtoul(opt + 8, NULL, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1457 | else |
Krzysztof Helt | 07f41e4 | 2008-04-28 02:15:06 -0700 | [diff] [blame] | 1458 | mode_option = opt; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1459 | } |
| 1460 | return 0; |
| 1461 | } |
| 1462 | #endif |
| 1463 | |
| 1464 | static int __init tridentfb_init(void) |
| 1465 | { |
| 1466 | #ifndef MODULE |
| 1467 | char *option = NULL; |
| 1468 | |
| 1469 | if (fb_get_options("tridentfb", &option)) |
| 1470 | return -ENODEV; |
| 1471 | tridentfb_setup(option); |
| 1472 | #endif |
| 1473 | output("Trident framebuffer %s initializing\n", VERSION); |
| 1474 | return pci_register_driver(&tridentfb_pci_driver); |
| 1475 | } |
| 1476 | |
| 1477 | static void __exit tridentfb_exit(void) |
| 1478 | { |
| 1479 | pci_unregister_driver(&tridentfb_pci_driver); |
| 1480 | } |
| 1481 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1482 | module_init(tridentfb_init); |
| 1483 | module_exit(tridentfb_exit); |
| 1484 | |
| 1485 | MODULE_AUTHOR("Jani Monoses <jani@iv.ro>"); |
| 1486 | MODULE_DESCRIPTION("Framebuffer driver for Trident cards"); |
| 1487 | MODULE_LICENSE("GPL"); |
| 1488 | |