1 /* $NetBSD: newport.c,v 1.19 2015/08/25 02:09:18 macallan Exp $ */ 2 3 /* 4 * Copyright (c) 2003 Ilpo Ruotsalainen 5 * 2009 Michael Lorenz 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. The name of the author may not be used to endorse or promote products 17 * derived from this software without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 21 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 * 30 * <<Id: LICENSE_GC,v 1.1 2001/10/01 23:24:05 cgd Exp>> 31 */ 32 33 #include <sys/cdefs.h> 34 __KERNEL_RCSID(0, "$NetBSD: newport.c,v 1.19 2015/08/25 02:09:18 macallan Exp $"); 35 36 #include <sys/param.h> 37 #include <sys/systm.h> 38 #include <sys/device.h> 39 #include <sys/malloc.h> 40 41 #include <machine/sysconf.h> 42 43 #include <dev/wscons/wsconsio.h> 44 #include <dev/wscons/wsdisplayvar.h> 45 #include <dev/wsfont/wsfont.h> 46 #include <dev/rasops/rasops.h> 47 #include <dev/wscons/wsdisplay_vconsvar.h> 48 49 #include <sgimips/gio/giovar.h> 50 #include <sgimips/gio/newportvar.h> 51 #include <sgimips/gio/newportreg.h> 52 53 struct newport_softc { 54 device_t sc_dev; 55 56 struct newport_devconfig *sc_dc; 57 58 }; 59 60 struct newport_devconfig { 61 bus_space_tag_t dc_st; 62 bus_space_handle_t dc_sh; 63 bus_addr_t dc_addr; 64 65 int dc_boardrev; 66 int dc_vc2rev; 67 int dc_cmaprev; 68 int dc_xmaprev; 69 int dc_rexrev; 70 int dc_xres; 71 int dc_yres; 72 int dc_depth; 73 74 int dc_font; 75 struct wsscreen_descr *dc_screen; 76 struct wsdisplay_font *dc_fontdata; 77 int dc_mode; 78 struct vcons_data dc_vd; 79 }; 80 81 static int newport_match(device_t, struct cfdata *, void *); 82 static void newport_attach(device_t, device_t, void *); 83 84 CFATTACH_DECL_NEW(newport, sizeof(struct newport_softc), 85 newport_match, newport_attach, NULL, NULL); 86 87 /* textops */ 88 static void newport_cursor(void *, int, int, int); 89 static void newport_cursor_dummy(void *, int, int, int); 90 static int newport_mapchar(void *, int, unsigned int *); 91 static void newport_putchar(void *, int, int, u_int, long); 92 static void newport_copycols(void *, int, int, int, int); 93 static void newport_erasecols(void *, int, int, int, long); 94 static void newport_copyrows(void *, int, int, int); 95 static void newport_eraserows(void *, int, int, long); 96 static int newport_allocattr(void *, int, int, int, long *); 97 98 static void newport_init_screen(void *, struct vcons_screen *, int, long *); 99 100 /* accessops */ 101 static int newport_ioctl(void *, void *, u_long, void *, int, 102 struct lwp *); 103 static paddr_t newport_mmap(void *, void *, off_t, int); 104 105 static struct wsdisplay_accessops newport_accessops = { 106 .ioctl = newport_ioctl, 107 .mmap = newport_mmap, 108 }; 109 110 static struct wsdisplay_emulops newport_textops = { 111 .cursor = newport_cursor_dummy, 112 .mapchar = newport_mapchar, 113 .putchar = newport_putchar, 114 .copycols = newport_copycols, 115 .erasecols = newport_erasecols, 116 .copyrows = newport_copyrows, 117 .eraserows = newport_eraserows, 118 .allocattr = newport_allocattr 119 }; 120 121 static struct wsscreen_descr newport_screen = { 122 .name = "default", 123 .ncols = 160, 124 .nrows = 64, 125 .textops = &newport_textops, 126 .fontwidth = 8, 127 .fontheight = 16, 128 .capabilities = WSSCREEN_WSCOLORS | WSSCREEN_HILIT | WSSCREEN_REVERSE 129 }; 130 131 static const struct wsscreen_descr *_newport_screenlist[] = { 132 &newport_screen 133 }; 134 135 static const struct wsscreen_list newport_screenlist = { 136 sizeof(_newport_screenlist) / sizeof(struct wsscreen_descr *), 137 _newport_screenlist 138 }; 139 140 static struct vcons_screen newport_console_screen; 141 static struct newport_devconfig newport_console_dc; 142 static int newport_is_console = 0; 143 144 #define NEWPORT_ATTR_ENCODE(fg,bg) (((fg) << 8) | (bg)) 145 #define NEWPORT_ATTR_BG(a) ((a) & 0xff) 146 #define NEWPORT_ATTR_FG(a) (((a) >> 8) & 0xff) 147 148 extern const u_char rasops_cmap[768]; 149 150 /**** Low-level hardware register groveling functions ****/ 151 static void 152 rex3_write(struct newport_devconfig *dc, bus_size_t rexreg, uint32_t val) 153 { 154 bus_space_write_4(dc->dc_st, dc->dc_sh, NEWPORT_REX3_OFFSET + rexreg, 155 val); 156 } 157 158 static void 159 rex3_write_go(struct newport_devconfig *dc, bus_size_t rexreg, uint32_t val) 160 { 161 rex3_write(dc, rexreg + REX3_REG_GO, val); 162 } 163 164 static uint32_t 165 rex3_read(struct newport_devconfig *dc, bus_size_t rexreg) 166 { 167 return bus_space_read_4(dc->dc_st, dc->dc_sh, NEWPORT_REX3_OFFSET + 168 rexreg); 169 } 170 171 static void 172 rex3_wait_gfifo(struct newport_devconfig *dc) 173 { 174 while (rex3_read(dc, REX3_REG_STATUS) & 175 (REX3_STATUS_GFXBUSY | REX3_STATUS_PIPELEVEL_MASK)) 176 ; 177 } 178 179 static void 180 vc2_write_ireg(struct newport_devconfig *dc, uint8_t ireg, uint16_t val) 181 { 182 rex3_write(dc, REX3_REG_DCBMODE, 183 REX3_DCBMODE_DW_3 | 184 REX3_DCBMODE_ENCRSINC | 185 (NEWPORT_DCBADDR_VC2 << REX3_DCBMODE_DCBADDR_SHIFT) | 186 (VC2_DCBCRS_INDEX << REX3_DCBMODE_DCBCRS_SHIFT) | 187 REX3_DCBMODE_ENASYNCACK | 188 (1 << REX3_DCBMODE_CSSETUP_SHIFT)); 189 190 rex3_write(dc, REX3_REG_DCBDATA0, (ireg << 24) | (val << 8)); 191 } 192 193 static uint16_t 194 vc2_read_ireg(struct newport_devconfig *dc, uint8_t ireg) 195 { 196 rex3_write(dc, REX3_REG_DCBMODE, 197 REX3_DCBMODE_DW_1 | 198 REX3_DCBMODE_ENCRSINC | 199 (NEWPORT_DCBADDR_VC2 << REX3_DCBMODE_DCBADDR_SHIFT) | 200 (VC2_DCBCRS_INDEX << REX3_DCBMODE_DCBCRS_SHIFT) | 201 REX3_DCBMODE_ENASYNCACK | 202 (1 << REX3_DCBMODE_CSSETUP_SHIFT)); 203 204 rex3_write(dc, REX3_REG_DCBDATA0, ireg << 24); 205 206 rex3_write(dc, REX3_REG_DCBMODE, 207 REX3_DCBMODE_DW_2 | 208 REX3_DCBMODE_ENCRSINC | 209 (NEWPORT_DCBADDR_VC2 << REX3_DCBMODE_DCBADDR_SHIFT) | 210 (VC2_DCBCRS_IREG << REX3_DCBMODE_DCBCRS_SHIFT) | 211 REX3_DCBMODE_ENASYNCACK | 212 (1 << REX3_DCBMODE_CSSETUP_SHIFT)); 213 214 return (uint16_t)(rex3_read(dc, REX3_REG_DCBDATA0) >> 16); 215 } 216 217 static uint16_t 218 vc2_read_ram(struct newport_devconfig *dc, uint16_t addr) 219 { 220 vc2_write_ireg(dc, VC2_IREG_RAM_ADDRESS, addr); 221 222 rex3_write(dc, REX3_REG_DCBMODE, 223 REX3_DCBMODE_DW_2 | 224 (NEWPORT_DCBADDR_VC2 << REX3_DCBMODE_DCBADDR_SHIFT) | 225 (VC2_DCBCRS_RAM << REX3_DCBMODE_DCBCRS_SHIFT) | 226 REX3_DCBMODE_ENASYNCACK | 227 (1 << REX3_DCBMODE_CSSETUP_SHIFT)); 228 229 return (uint16_t)(rex3_read(dc, REX3_REG_DCBDATA0) >> 16); 230 } 231 232 #if 0 233 static void 234 vc2_write_ram(struct newport_devconfig *dc, uint16_t addr, uint16_t val) 235 { 236 vc2_write_ireg(dc, VC2_IREG_RAM_ADDRESS, addr); 237 238 rex3_write(dc, REX3_REG_DCBMODE, 239 REX3_DCBMODE_DW_2 | 240 (NEWPORT_DCBADDR_VC2 << REX3_DCBMODE_DCBADDR_SHIFT) | 241 (VC2_DCBCRS_RAM << REX3_DCBMODE_DCBCRS_SHIFT) | 242 REX3_DCBMODE_ENASYNCACK | 243 (1 << REX3_DCBMODE_CSSETUP_SHIFT)); 244 245 rex3_write(dc, REX3_REG_DCBDATA0, val << 16); 246 } 247 #endif 248 249 static u_int32_t 250 xmap9_read(struct newport_devconfig *dc, int crs) 251 { 252 rex3_write(dc, REX3_REG_DCBMODE, 253 REX3_DCBMODE_DW_1 | 254 (NEWPORT_DCBADDR_XMAP_0 << REX3_DCBMODE_DCBADDR_SHIFT) | 255 (crs << REX3_DCBMODE_DCBCRS_SHIFT) | 256 (3 << REX3_DCBMODE_CSWIDTH_SHIFT) | 257 (2 << REX3_DCBMODE_CSHOLD_SHIFT) | 258 (1 << REX3_DCBMODE_CSSETUP_SHIFT)); 259 return rex3_read(dc, REX3_REG_DCBDATA0); 260 } 261 262 static void 263 xmap9_write(struct newport_devconfig *dc, int crs, uint8_t val) 264 { 265 rex3_write(dc, REX3_REG_DCBMODE, 266 REX3_DCBMODE_DW_1 | 267 (NEWPORT_DCBADDR_XMAP_BOTH << REX3_DCBMODE_DCBADDR_SHIFT) | 268 (crs << REX3_DCBMODE_DCBCRS_SHIFT) | 269 (3 << REX3_DCBMODE_CSWIDTH_SHIFT) | 270 (2 << REX3_DCBMODE_CSHOLD_SHIFT) | 271 (1 << REX3_DCBMODE_CSSETUP_SHIFT)); 272 273 rex3_write(dc, REX3_REG_DCBDATA0, val << 24); 274 } 275 276 static void 277 xmap9_write_mode(struct newport_devconfig *dc, uint8_t index, uint32_t mode) 278 { 279 rex3_write(dc, REX3_REG_DCBMODE, 280 REX3_DCBMODE_DW_4 | 281 (NEWPORT_DCBADDR_XMAP_BOTH << REX3_DCBMODE_DCBADDR_SHIFT) | 282 (XMAP9_DCBCRS_MODE_SETUP << REX3_DCBMODE_DCBCRS_SHIFT) | 283 (3 << REX3_DCBMODE_CSWIDTH_SHIFT) | 284 (2 << REX3_DCBMODE_CSHOLD_SHIFT) | 285 (1 << REX3_DCBMODE_CSSETUP_SHIFT)); 286 287 rex3_write(dc, REX3_REG_DCBDATA0, (index << 24) | mode); 288 } 289 290 /**** Helper functions ****/ 291 static void 292 newport_fill_rectangle(struct newport_devconfig *dc, int x1, int y1, int x2, 293 int y2, uint8_t color) 294 { 295 rex3_wait_gfifo(dc); 296 297 rex3_write(dc, REX3_REG_DRAWMODE0, REX3_DRAWMODE0_OPCODE_DRAW | 298 REX3_DRAWMODE0_ADRMODE_BLOCK | REX3_DRAWMODE0_DOSETUP | 299 REX3_DRAWMODE0_STOPONX | REX3_DRAWMODE0_STOPONY); 300 rex3_write(dc, REX3_REG_DRAWMODE1, 301 REX3_DRAWMODE1_PLANES_CI | 302 REX3_DRAWMODE1_DD_DD8 | 303 REX3_DRAWMODE1_RWPACKED | 304 REX3_DRAWMODE1_HD_HD8 | 305 REX3_DRAWMODE1_COMPARE_LT | 306 REX3_DRAWMODE1_COMPARE_EQ | 307 REX3_DRAWMODE1_COMPARE_GT | 308 REX3_DRAWMODE1_LO_SRC); 309 rex3_write(dc, REX3_REG_WRMASK, 0xffffffff); 310 rex3_write(dc, REX3_REG_COLORI, color); 311 rex3_write(dc, REX3_REG_XYSTARTI, (x1 << REX3_XYSTARTI_XSHIFT) | y1); 312 313 rex3_write_go(dc, REX3_REG_XYENDI, (x2 << REX3_XYENDI_XSHIFT) | y2); 314 } 315 316 static void 317 newport_bitblt(struct newport_devconfig *dc, int xs, int ys, int xd, 318 int yd, int wi, int he, int rop) 319 { 320 int xe, ye; 321 uint32_t tmp; 322 323 rex3_wait_gfifo(dc); 324 if (yd > ys) { 325 /* need to copy bottom up */ 326 ye = ys; 327 yd += he - 1; 328 ys += he - 1; 329 } else 330 ye = ys + he - 1; 331 332 if (xd > xs) { 333 /* need to copy right to left */ 334 xe = xs; 335 xd += wi - 1; 336 xs += wi - 1; 337 } else 338 xe = xs + wi - 1; 339 340 rex3_write(dc, REX3_REG_DRAWMODE0, REX3_DRAWMODE0_OPCODE_SCR2SCR | 341 REX3_DRAWMODE0_ADRMODE_BLOCK | REX3_DRAWMODE0_DOSETUP | 342 REX3_DRAWMODE0_STOPONX | REX3_DRAWMODE0_STOPONY); 343 rex3_write(dc, REX3_REG_DRAWMODE1, 344 REX3_DRAWMODE1_PLANES_CI | 345 REX3_DRAWMODE1_DD_DD8 | 346 REX3_DRAWMODE1_RWPACKED | 347 REX3_DRAWMODE1_HD_HD8 | 348 REX3_DRAWMODE1_COMPARE_LT | 349 REX3_DRAWMODE1_COMPARE_EQ | 350 REX3_DRAWMODE1_COMPARE_GT | 351 ((rop << 28) & REX3_DRAWMODE1_LOGICOP_MASK)); 352 rex3_write(dc, REX3_REG_XYSTARTI, (xs << REX3_XYSTARTI_XSHIFT) | ys); 353 rex3_write(dc, REX3_REG_XYENDI, (xe << REX3_XYENDI_XSHIFT) | ye); 354 355 tmp = (yd - ys) & 0xffff; 356 tmp |= (xd - xs) << REX3_XYMOVE_XSHIFT; 357 358 rex3_write_go(dc, REX3_REG_XYMOVE, tmp); 359 } 360 361 static void 362 newport_cmap_setrgb(struct newport_devconfig *dc, int index, uint8_t r, 363 uint8_t g, uint8_t b) 364 { 365 rex3_write(dc, REX3_REG_DCBMODE, 366 REX3_DCBMODE_DW_2 | 367 REX3_DCBMODE_ENCRSINC | 368 (NEWPORT_DCBADDR_CMAP_BOTH << REX3_DCBMODE_DCBADDR_SHIFT) | 369 (CMAP_DCBCRS_ADDRESS_LOW << REX3_DCBMODE_DCBCRS_SHIFT) | 370 (1 << REX3_DCBMODE_CSWIDTH_SHIFT) | 371 (1 << REX3_DCBMODE_CSHOLD_SHIFT) | 372 (1 << REX3_DCBMODE_CSSETUP_SHIFT) | 373 REX3_DCBMODE_SWAPENDIAN); 374 375 rex3_write(dc, REX3_REG_DCBDATA0, index << 16); 376 377 rex3_write(dc, REX3_REG_DCBMODE, 378 REX3_DCBMODE_DW_3 | 379 (NEWPORT_DCBADDR_CMAP_BOTH << REX3_DCBMODE_DCBADDR_SHIFT) | 380 (CMAP_DCBCRS_PALETTE << REX3_DCBMODE_DCBCRS_SHIFT) | 381 (1 << REX3_DCBMODE_CSWIDTH_SHIFT) | 382 (1 << REX3_DCBMODE_CSHOLD_SHIFT) | 383 (1 << REX3_DCBMODE_CSSETUP_SHIFT)); 384 385 rex3_write(dc, REX3_REG_DCBDATA0, (r << 24) + (g << 16) + (b << 8)); 386 } 387 388 static void 389 newport_get_resolution(struct newport_devconfig *dc) 390 { 391 uint16_t vep,lines; 392 uint16_t linep,cols; 393 uint16_t data; 394 395 vep = vc2_read_ireg(dc, VC2_IREG_VIDEO_ENTRY); 396 397 dc->dc_xres = 0; 398 dc->dc_yres = 0; 399 400 for (;;) { 401 /* Iterate over runs in video timing table */ 402 403 cols = 0; 404 405 linep = vc2_read_ram(dc, vep++); 406 lines = vc2_read_ram(dc, vep++); 407 408 if (lines == 0) 409 break; 410 411 do { 412 /* Iterate over state runs in line sequence table */ 413 414 data = vc2_read_ram(dc, linep++); 415 416 if ((data & 0x0001) == 0) 417 cols += (data >> 7) & 0xfe; 418 419 if ((data & 0x0080) == 0) 420 data = vc2_read_ram(dc, linep++); 421 } while ((data & 0x8000) == 0); 422 423 if (cols != 0) { 424 if (cols > dc->dc_xres) 425 dc->dc_xres = cols; 426 427 dc->dc_yres += lines; 428 } 429 } 430 } 431 432 static void 433 newport_setup_hw(struct newport_devconfig *dc) 434 { 435 uint16_t __unused(curp), tmp; 436 int i; 437 uint32_t scratch; 438 439 /* Get various revisions */ 440 rex3_write(dc, REX3_REG_DCBMODE, 441 REX3_DCBMODE_DW_1 | 442 (NEWPORT_DCBADDR_CMAP_0 << REX3_DCBMODE_DCBADDR_SHIFT) | 443 (CMAP_DCBCRS_REVISION << REX3_DCBMODE_DCBCRS_SHIFT) | 444 (1 << REX3_DCBMODE_CSWIDTH_SHIFT) | 445 (1 << REX3_DCBMODE_CSHOLD_SHIFT) | 446 (1 << REX3_DCBMODE_CSSETUP_SHIFT)); 447 448 scratch = vc2_read_ireg(dc, VC2_IREG_CONFIG); 449 dc->dc_vc2rev = (scratch & VC2_IREG_CONFIG_REVISION) >> 5; 450 451 scratch = rex3_read(dc, REX3_REG_DCBDATA0); 452 453 dc->dc_boardrev = (scratch >> 28) & 0x07; 454 dc->dc_cmaprev = scratch & 0x07; 455 dc->dc_xmaprev = xmap9_read(dc, XMAP9_DCBCRS_REVISION) & 0x07; 456 dc->dc_depth = ( (dc->dc_boardrev > 1) && (scratch & 0x80)) ? 8 : 24; 457 458 /* Setup cursor glyph */ 459 curp = vc2_read_ireg(dc, VC2_IREG_CURSOR_ENTRY); 460 461 /* Setup VC2 to a known state */ 462 tmp = vc2_read_ireg(dc, VC2_IREG_CONTROL) & VC2_CONTROL_INTERLACE; 463 vc2_write_ireg(dc, VC2_IREG_CONTROL, tmp | 464 VC2_CONTROL_DISPLAY_ENABLE | 465 VC2_CONTROL_VTIMING_ENABLE | 466 VC2_CONTROL_DID_ENABLE | 467 VC2_CONTROL_CURSORFUNC_ENABLE /*| 468 VC2_CONTROL_CURSOR_ENABLE*/); 469 470 /* Setup XMAP9s */ 471 xmap9_write(dc, XMAP9_DCBCRS_CONFIG, 472 XMAP9_CONFIG_8BIT_SYSTEM | XMAP9_CONFIG_RGBMAP_CI); 473 474 xmap9_write(dc, XMAP9_DCBCRS_CURSOR_CMAP, 0); 475 476 xmap9_write_mode(dc, 0, 477 XMAP9_MODE_GAMMA_BYPASS | 478 XMAP9_MODE_PIXSIZE_8BPP); 479 xmap9_write(dc, XMAP9_DCBCRS_MODE_SELECT, 0); 480 481 /* Setup REX3 */ 482 rex3_write(dc, REX3_REG_XYWIN, (4096 << 16) | 4096); 483 rex3_write(dc, REX3_REG_TOPSCAN, 0x3ff); /* XXX Why? XXX */ 484 485 /* Setup CMAP */ 486 for (i = 0; i < 256; i++) 487 newport_cmap_setrgb(dc, i, rasops_cmap[i * 3], 488 rasops_cmap[i * 3 + 1], rasops_cmap[i * 3 + 2]); 489 } 490 491 /**** Attach routines ****/ 492 static int 493 newport_match(device_t parent, struct cfdata *self, void *aux) 494 { 495 struct gio_attach_args *ga = aux; 496 497 /* newport doesn't decode all addresses */ 498 if (ga->ga_addr != 0x1f000000 && ga->ga_addr != 0x1f400000 && 499 ga->ga_addr != 0x1f800000 && ga->ga_addr != 0x1fc00000) 500 return 0; 501 502 /* Don't do the destructive probe if we're already attached */ 503 if (newport_is_console && ga->ga_addr == newport_console_dc.dc_addr) 504 return 1; 505 506 if (platform.badaddr( 507 (void *)(ga->ga_ioh + NEWPORT_REX3_OFFSET + REX3_REG_XSTARTI), 508 sizeof(uint32_t))) 509 return 0; 510 if (platform.badaddr( 511 (void *)(ga->ga_ioh + NEWPORT_REX3_OFFSET + REX3_REG_XSTART), 512 sizeof(uint32_t))) 513 return 0; 514 515 /* Ugly, this probe is destructive, blame SGI... */ 516 /* XXX Should be bus_space_peek/bus_space_poke XXX */ 517 bus_space_write_4(ga->ga_iot, ga->ga_ioh, 518 NEWPORT_REX3_OFFSET + REX3_REG_XSTARTI, 0x12345678); 519 if (bus_space_read_4(ga->ga_iot, ga->ga_ioh, 520 NEWPORT_REX3_OFFSET + REX3_REG_XSTART) 521 != ((0x12345678 & 0xffff) << 11)) 522 return 0; 523 524 return 1; 525 } 526 527 static void 528 newport_attach_common(struct newport_devconfig *dc, struct gio_attach_args *ga) 529 { 530 dc->dc_addr = ga->ga_addr; 531 532 dc->dc_st = ga->ga_iot; 533 dc->dc_sh = ga->ga_ioh; 534 535 wsfont_init(); 536 537 dc->dc_font = wsfont_find(NULL, 8, 16, 0, WSDISPLAY_FONTORDER_L2R, 538 WSDISPLAY_FONTORDER_L2R, WSFONT_FIND_BITMAP); 539 if (dc->dc_font < 0) 540 panic("newport_attach_common: no suitable fonts"); 541 542 if (wsfont_lock(dc->dc_font, &dc->dc_fontdata)) 543 panic("newport_attach_common: unable to lock font data"); 544 545 newport_setup_hw(dc); 546 547 newport_get_resolution(dc); 548 549 newport_fill_rectangle(dc, 0, 0, dc->dc_xres, dc->dc_yres, 0); 550 dc->dc_screen = &newport_screen; 551 552 dc->dc_mode = WSDISPLAYIO_MODE_EMUL; 553 } 554 555 static void 556 newport_attach(device_t parent, device_t self, void *aux) 557 { 558 struct gio_attach_args *ga = aux; 559 struct newport_softc *sc = device_private(self); 560 struct wsemuldisplaydev_attach_args wa; 561 unsigned long defattr; 562 563 sc->sc_dev = self; 564 if (newport_is_console && ga->ga_addr == newport_console_dc.dc_addr) { 565 wa.console = 1; 566 sc->sc_dc = &newport_console_dc; 567 } else { 568 wa.console = 0; 569 sc->sc_dc = malloc(sizeof(struct newport_devconfig), 570 M_DEVBUF, M_WAITOK | M_ZERO); 571 if (sc->sc_dc == NULL) 572 panic("newport_attach: out of memory"); 573 574 newport_attach_common(sc->sc_dc, ga); 575 } 576 577 aprint_naive(": Display adapter\n"); 578 579 aprint_normal(": SGI NG1 (board revision %d, cmap revision %d, xmap revision %d, vc2 revision %d), depth %d\n", 580 sc->sc_dc->dc_boardrev, sc->sc_dc->dc_cmaprev, 581 sc->sc_dc->dc_xmaprev, sc->sc_dc->dc_vc2rev, sc->sc_dc->dc_depth); 582 vcons_init(&sc->sc_dc->dc_vd, sc->sc_dc, sc->sc_dc->dc_screen, 583 &newport_accessops); 584 sc->sc_dc->dc_vd.init_screen = newport_init_screen; 585 if (newport_is_console) { 586 newport_console_screen.scr_flags |= VCONS_SCREEN_IS_STATIC; 587 vcons_init_screen(&sc->sc_dc->dc_vd, &newport_console_screen, 588 1, &defattr); 589 sc->sc_dc->dc_screen->textops = 590 &newport_console_screen.scr_ri.ri_ops; 591 memcpy(&newport_textops, &newport_console_screen.scr_ri.ri_ops, 592 sizeof(struct wsdisplay_emulops)); 593 vcons_replay_msgbuf(&newport_console_screen); 594 } 595 wa.scrdata = &newport_screenlist; 596 wa.accessops = &newport_accessops; 597 wa.accesscookie = &sc->sc_dc->dc_vd; 598 599 config_found(sc->sc_dev, &wa, wsemuldisplaydevprint); 600 } 601 602 int 603 newport_cnattach(struct gio_attach_args *ga) 604 { 605 struct rasops_info *ri = &newport_console_screen.scr_ri; 606 long defattr = NEWPORT_ATTR_ENCODE(WSCOL_WHITE, WSCOL_BLACK); 607 608 if (!newport_match(NULL, NULL, ga)) { 609 return ENXIO; 610 } 611 612 newport_attach_common(&newport_console_dc, ga); 613 614 newport_screen.ncols = newport_console_dc.dc_xres / 8; 615 newport_screen.nrows = newport_console_dc.dc_yres / 16; 616 617 ri->ri_hw = &newport_console_screen; 618 ri->ri_depth = newport_console_dc.dc_depth; 619 ri->ri_width = newport_console_dc.dc_xres; 620 ri->ri_height = newport_console_dc.dc_yres; 621 ri->ri_stride = newport_console_dc.dc_xres; /* XXX */ 622 ri->ri_flg = RI_CENTER | RI_FULLCLEAR; 623 ri->ri_ops.copyrows = newport_copyrows; 624 ri->ri_ops.eraserows = newport_eraserows; 625 ri->ri_ops.copycols = newport_copycols; 626 ri->ri_ops.erasecols = newport_erasecols; 627 ri->ri_ops.cursor = newport_cursor_dummy; 628 ri->ri_ops.mapchar = newport_mapchar; 629 ri->ri_ops.putchar = newport_putchar; 630 ri->ri_ops.allocattr = newport_allocattr; 631 ri->ri_font = newport_console_dc.dc_fontdata; 632 newport_console_screen.scr_cookie = &newport_console_dc; 633 634 wsdisplay_cnattach(&newport_screen, ri, 0, 0, defattr); 635 636 newport_is_console = 1; 637 638 return 0; 639 } 640 641 static void 642 newport_init_screen(void *cookie, struct vcons_screen *scr, 643 int existing, long *defattr) 644 { 645 struct newport_devconfig *dc = cookie; 646 struct rasops_info *ri = &scr->scr_ri; 647 648 ri->ri_depth = dc->dc_depth; 649 ri->ri_width = dc->dc_xres; 650 ri->ri_height = dc->dc_yres; 651 ri->ri_stride = dc->dc_xres; /* XXX */ 652 ri->ri_flg = RI_CENTER; 653 654 /*&ri->ri_bits = (char *)sc->sc_fb.fb_pixels;*/ 655 656 rasops_init(ri, 0, 0); 657 ri->ri_caps = WSSCREEN_WSCOLORS; 658 659 rasops_reconfig(ri, dc->dc_yres / ri->ri_font->fontheight, 660 dc->dc_xres / ri->ri_font->fontwidth); 661 662 ri->ri_hw = scr; 663 ri->ri_ops.copyrows = newport_copyrows; 664 ri->ri_ops.eraserows = newport_eraserows; 665 ri->ri_ops.copycols = newport_copycols; 666 ri->ri_ops.erasecols = newport_erasecols; 667 ri->ri_ops.cursor = newport_cursor; 668 ri->ri_ops.mapchar = newport_mapchar; 669 ri->ri_ops.putchar = newport_putchar; 670 ri->ri_ops.allocattr = newport_allocattr; 671 } 672 673 /**** wsdisplay textops ****/ 674 static void 675 newport_cursor_dummy(void *c, int on, int row, int col) 676 { 677 } 678 679 static void 680 newport_cursor(void *c, int on, int row, int col) 681 { 682 struct rasops_info *ri = c; 683 struct vcons_screen *scr = ri->ri_hw; 684 struct newport_devconfig *dc = scr->scr_cookie; 685 int x, y, wi,he; 686 687 wi = ri->ri_font->fontwidth; 688 he = ri->ri_font->fontheight; 689 690 if (ri->ri_flg & RI_CURSOR) { 691 x = ri->ri_ccol * wi + ri->ri_xorigin; 692 y = ri->ri_crow * he + ri->ri_yorigin; 693 newport_bitblt(dc, x, y, x, y, wi, he, 12); 694 ri->ri_flg &= ~RI_CURSOR; 695 } 696 697 ri->ri_crow = row; 698 ri->ri_ccol = col; 699 700 if (on) 701 { 702 x = ri->ri_ccol * wi + ri->ri_xorigin; 703 y = ri->ri_crow * he + ri->ri_yorigin; 704 newport_bitblt(dc, x, y, x, y, wi, he, 12); 705 ri->ri_flg |= RI_CURSOR; 706 } 707 } 708 709 static int 710 newport_mapchar(void *c, int ch, unsigned int *cp) 711 { 712 struct rasops_info *ri = c; 713 struct vcons_screen *scr = ri->ri_hw; 714 struct newport_devconfig *dc = scr->scr_cookie; 715 716 if (dc->dc_fontdata->encoding != WSDISPLAY_FONTENC_ISO) { 717 ch = wsfont_map_unichar(dc->dc_fontdata, ch); 718 719 if (ch < 0) 720 goto fail; 721 } 722 723 if (ch < dc->dc_fontdata->firstchar || 724 ch >= dc->dc_fontdata->firstchar + dc->dc_fontdata->numchars) 725 goto fail; 726 727 *cp = ch; 728 return 5; 729 730 fail: 731 *cp = ' '; 732 return 0; 733 } 734 735 static void 736 newport_putchar(void *c, int row, int col, u_int ch, long attr) 737 { 738 struct rasops_info *ri = c; 739 struct vcons_screen *scr = ri->ri_hw; 740 struct newport_devconfig *dc = scr->scr_cookie; 741 struct wsdisplay_font *font = ri->ri_font; 742 uint8_t *bitmap = (u_int8_t *)font->data + (ch - font->firstchar) * 743 font->fontheight * font->stride; 744 uint32_t pattern; 745 int i; 746 int x = col * font->fontwidth + ri->ri_xorigin; 747 int y = row * font->fontheight + ri->ri_yorigin; 748 749 rex3_wait_gfifo(dc); 750 751 rex3_write(dc, REX3_REG_DRAWMODE0, REX3_DRAWMODE0_OPCODE_DRAW | 752 REX3_DRAWMODE0_ADRMODE_BLOCK | REX3_DRAWMODE0_STOPONX | 753 REX3_DRAWMODE0_ENZPATTERN | REX3_DRAWMODE0_ZPOPAQUE); 754 755 rex3_write(dc, REX3_REG_DRAWMODE1, 756 REX3_DRAWMODE1_PLANES_CI | 757 REX3_DRAWMODE1_DD_DD8 | 758 REX3_DRAWMODE1_RWPACKED | 759 REX3_DRAWMODE1_HD_HD8 | 760 REX3_DRAWMODE1_COMPARE_LT | 761 REX3_DRAWMODE1_COMPARE_EQ | 762 REX3_DRAWMODE1_COMPARE_GT | 763 REX3_DRAWMODE1_LO_SRC); 764 765 rex3_write(dc, REX3_REG_XYSTARTI, (x << REX3_XYSTARTI_XSHIFT) | y); 766 rex3_write(dc, REX3_REG_XYENDI, 767 (x + font->fontwidth - 1) << REX3_XYENDI_XSHIFT); 768 769 rex3_write(dc, REX3_REG_COLORI, NEWPORT_ATTR_FG(attr)); 770 rex3_write(dc, REX3_REG_COLORBACK, NEWPORT_ATTR_BG(attr)); 771 772 rex3_write(dc, REX3_REG_WRMASK, 0xffffffff); 773 774 for (i = 0; i < font->fontheight; i++) { 775 /* XXX Works only with font->fontwidth == 8 XXX */ 776 pattern = *bitmap << 24; 777 778 rex3_write_go(dc, REX3_REG_ZPATTERN, pattern); 779 780 bitmap += font->stride; 781 } 782 rex3_wait_gfifo(dc); 783 } 784 785 static void 786 newport_copycols(void *c, int row, int srccol, int dstcol, int ncols) 787 { 788 struct rasops_info *ri = c; 789 struct vcons_screen *scr = ri->ri_hw; 790 struct newport_devconfig *dc = scr->scr_cookie; 791 int32_t xs, xd, y, width, height; 792 793 xs = ri->ri_xorigin + ri->ri_font->fontwidth * srccol; 794 xd = ri->ri_xorigin + ri->ri_font->fontwidth * dstcol; 795 y = ri->ri_yorigin + ri->ri_font->fontheight * row; 796 width = ri->ri_font->fontwidth * ncols; 797 height = ri->ri_font->fontheight; 798 newport_bitblt(dc, xs, y, xd, y, width, height, 3); 799 } 800 801 static void 802 newport_erasecols(void *c, int row, int startcol, int ncols, 803 long attr) 804 { 805 struct rasops_info *ri = c; 806 struct vcons_screen *scr = ri->ri_hw; 807 struct newport_devconfig *dc = scr->scr_cookie; 808 struct wsdisplay_font *font = dc->dc_fontdata; 809 810 newport_fill_rectangle(dc, 811 startcol * font->fontwidth, /* x1 */ 812 row * font->fontheight, /* y1 */ 813 (startcol + ncols) * font->fontwidth - 1, /* x2 */ 814 (row + 1) * font->fontheight - 1, /* y2 */ 815 NEWPORT_ATTR_BG(attr)); 816 } 817 818 static void 819 newport_copyrows(void *c, int srcrow, int dstrow, int nrows) 820 { 821 struct rasops_info *ri = c; 822 struct vcons_screen *scr = ri->ri_hw; 823 struct newport_devconfig *dc = scr->scr_cookie; 824 int32_t x, ys, yd, width, height; 825 826 x = ri->ri_xorigin; 827 ys = ri->ri_yorigin + ri->ri_font->fontheight * srcrow; 828 yd = ri->ri_yorigin + ri->ri_font->fontheight * dstrow; 829 width = ri->ri_emuwidth; 830 height = ri->ri_font->fontheight * nrows; 831 832 newport_bitblt(dc, x, ys, x, yd, width, height, 3); 833 } 834 835 static void 836 newport_eraserows(void *c, int startrow, int nrows, long attr) 837 { 838 struct rasops_info *ri = c; 839 struct vcons_screen *scr = ri->ri_hw; 840 struct newport_devconfig *dc = scr->scr_cookie; 841 struct wsdisplay_font *font = dc->dc_fontdata; 842 843 newport_fill_rectangle(dc, 844 0, /* x1 */ 845 startrow * font->fontheight, /* y1 */ 846 dc->dc_xres, /* x2 */ 847 (startrow + nrows) * font->fontheight - 1, /* y2 */ 848 NEWPORT_ATTR_BG(attr)); 849 } 850 851 static int 852 newport_allocattr(void *c, int fg, int bg, int flags, long *attr) 853 { 854 if (flags & WSATTR_BLINK) 855 return EINVAL; 856 857 if ((flags & WSATTR_WSCOLORS) == 0) { 858 fg = WSCOL_WHITE; 859 bg = WSCOL_BLACK; 860 } 861 862 if (flags & WSATTR_HILIT) 863 fg += 8; 864 865 if (flags & WSATTR_REVERSE) { 866 int tmp = fg; 867 fg = bg; 868 bg = tmp; 869 } 870 871 *attr = NEWPORT_ATTR_ENCODE(fg, bg); 872 873 return 0; 874 } 875 876 /**** wsdisplay accessops ****/ 877 878 static int 879 newport_ioctl(void *v, void *vs, u_long cmd, void *data, int flag, 880 struct lwp *l) 881 { 882 struct vcons_data *vd; 883 struct newport_devconfig *dc; 884 struct vcons_screen *__unused(ms); 885 int nmode; 886 887 vd = (struct vcons_data *)v; 888 dc = (struct newport_devconfig *)vd->cookie; 889 ms = (struct vcons_screen *)vd->active; 890 891 #define FBINFO (*(struct wsdisplay_fbinfo*)data) 892 893 switch (cmd) { 894 case WSDISPLAYIO_GINFO: 895 FBINFO.width = dc->dc_xres; 896 FBINFO.height = dc->dc_yres; 897 FBINFO.depth = dc->dc_depth; 898 FBINFO.cmsize = 1 << FBINFO.depth; 899 return 0; 900 case WSDISPLAYIO_GTYPE: 901 *(u_int *)data = WSDISPLAY_TYPE_NEWPORT; 902 return 0; 903 case WSDISPLAYIO_SMODE: 904 nmode = *(int *)data; 905 if (nmode != dc->dc_mode) { 906 dc->dc_mode = nmode; 907 if (nmode == WSDISPLAYIO_MODE_EMUL) { 908 rex3_wait_gfifo(dc); 909 newport_setup_hw(dc); 910 vcons_redraw_screen(vd->active); 911 } 912 } 913 return 0; 914 } 915 return EPASSTHROUGH; 916 } 917 918 static paddr_t 919 newport_mmap(void *v, void *vs, off_t offset, int prot) 920 { 921 struct vcons_data *vd; 922 struct newport_devconfig *dc; 923 924 vd = (struct vcons_data *)v; 925 dc = (struct newport_devconfig *)vd->cookie; 926 927 if ( offset >= 0xfffff) 928 return -1; 929 930 return bus_space_mmap(dc->dc_st, dc->dc_addr, offset, prot, 0); 931 } 932