ite8181.c revision 1.3.2.5
1 1.3.2.5 bouyer /* $NetBSD: ite8181.c,v 1.3.2.5 2001/02/11 19:10:28 bouyer Exp $ */ 2 1.3.2.2 bouyer 3 1.3.2.2 bouyer /*- 4 1.3.2.2 bouyer * Copyright (c) 2000 SATO Kazumi 5 1.3.2.2 bouyer * All rights reserved. 6 1.3.2.2 bouyer * 7 1.3.2.2 bouyer * Redistribution and use in source and binary forms, with or without 8 1.3.2.2 bouyer * modification, are permitted provided that the following conditions 9 1.3.2.2 bouyer * are met: 10 1.3.2.2 bouyer * 1. Redistributions of source code must retain the above copyright 11 1.3.2.2 bouyer * notice, this list of conditions and the following disclaimer. 12 1.3.2.2 bouyer * 2. Redistributions in binary form must reproduce the above copyright 13 1.3.2.2 bouyer * notice, this list of conditions and the following disclaimer in the 14 1.3.2.2 bouyer * documentation and/or other materials provided with the distribution. 15 1.3.2.2 bouyer * 16 1.3.2.2 bouyer * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 1.3.2.2 bouyer * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 1.3.2.2 bouyer * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 1.3.2.2 bouyer * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 1.3.2.2 bouyer * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 1.3.2.2 bouyer * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 1.3.2.2 bouyer * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 1.3.2.2 bouyer * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 1.3.2.2 bouyer * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 1.3.2.2 bouyer * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 1.3.2.2 bouyer * SUCH DAMAGE. 27 1.3.2.2 bouyer * 28 1.3.2.2 bouyer */ 29 1.3.2.2 bouyer 30 1.3.2.2 bouyer #include <sys/param.h> 31 1.3.2.2 bouyer #include <sys/kernel.h> 32 1.3.2.2 bouyer #include <sys/device.h> 33 1.3.2.2 bouyer #include <sys/systm.h> 34 1.3.2.2 bouyer #include <sys/boot_flag.h> 35 1.3.2.2 bouyer #include <sys/buf.h> 36 1.3.2.2 bouyer 37 1.3.2.2 bouyer #include <uvm/uvm_extern.h> 38 1.3.2.2 bouyer 39 1.3.2.2 bouyer #include <dev/wscons/wsconsio.h> 40 1.3.2.2 bouyer 41 1.3.2.2 bouyer #include <machine/bootinfo.h> 42 1.3.2.2 bouyer #include <machine/bus.h> 43 1.3.2.2 bouyer #include <machine/autoconf.h> 44 1.3.2.2 bouyer #include <machine/config_hook.h> 45 1.3.2.2 bouyer #include <machine/platid.h> 46 1.3.2.2 bouyer #include <machine/platid_mask.h> 47 1.3.2.2 bouyer 48 1.3.2.2 bouyer #include <hpcmips/dev/ite8181reg.h> 49 1.3.2.2 bouyer #include <hpcmips/dev/ite8181var.h> 50 1.3.2.2 bouyer #include "bivideo.h" 51 1.3.2.2 bouyer #if NBIVIDEO > 0 52 1.3.2.2 bouyer #include <hpcmips/dev/bivideovar.h> 53 1.3.2.2 bouyer #endif 54 1.3.2.2 bouyer #include <hpcmips/dev/hpccmapvar.h> 55 1.3.2.2 bouyer 56 1.3.2.2 bouyer 57 1.3.2.2 bouyer #define ITE8181DEBUG 58 1.3.2.2 bouyer #ifdef ITE8181DEBUG 59 1.3.2.2 bouyer #ifndef ITE8181DEBUG_CONF 60 1.3.2.2 bouyer #define ITE8181DEBUG_CONF 0 61 1.3.2.2 bouyer #endif 62 1.3.2.2 bouyer int ite8181_debug = ITE8181DEBUG_CONF; 63 1.3.2.2 bouyer #define DPRINTF(arg) if (ite8181_debug) printf arg 64 1.3.2.2 bouyer #define DPRINTFN(n, arg) if (ite8181_debug > (n)) printf arg 65 1.3.2.2 bouyer #define VPRINTF(arg) if (bootverbose || ite8181_debug) printf arg 66 1.3.2.2 bouyer #define VPRINTFN(n, arg) if (bootverbose || ite8181_debug > (n)) printf arg 67 1.3.2.2 bouyer #else 68 1.3.2.2 bouyer #define DPRINTF(arg) 69 1.3.2.2 bouyer #define DPRINTFN(n, arg) 70 1.3.2.2 bouyer #define VPRINTF(arg) if (bootverbose) printf arg 71 1.3.2.2 bouyer #define VPRINTFN(n, arg) if (bootverbose) printf arg 72 1.3.2.2 bouyer #endif 73 1.3.2.2 bouyer 74 1.3.2.2 bouyer #ifndef ITE8181_LCD_CONTROL_ENABLE 75 1.3.2.2 bouyer int ite8181_lcd_control_disable = 1; 76 1.3.2.2 bouyer #else /* ITE8181_LCD_CONTROL_ENABLE */ 77 1.3.2.2 bouyer int ite8181_lcd_control_disable = 0; 78 1.3.2.2 bouyer #endif /* ITE8181_LCD_CONTROL_ENABLE */ 79 1.3.2.2 bouyer 80 1.3.2.2 bouyer #define ITE8181_WINCE_CMAP 81 1.3.2.2 bouyer 82 1.3.2.2 bouyer /* 83 1.3.2.2 bouyer * XXX: 84 1.3.2.2 bouyer * IBM WorkPad z50 power unit has too weak power. 85 1.3.2.2 bouyer * So we must wait too many times to access some device 86 1.3.2.2 bouyer * after LCD panel and BackLight on. 87 1.3.2.2 bouyer * Currently delay is not enough ??? FIXME 88 1.3.2.2 bouyer */ 89 1.3.2.2 bouyer #ifndef ITE8181_LCD_ON_SELF_DELAY 90 1.3.2.3 bouyer #define ITE8181_LCD_ON_SELF_DELAY 1000 91 1.3.2.2 bouyer #endif /* ITE8181_LCD_ON__SELF_DELAY */ 92 1.3.2.2 bouyer #ifndef ITE8181_LCD_ON_DELAY 93 1.3.2.2 bouyer #define ITE8181_LCD_ON_DELAY 2000 94 1.3.2.2 bouyer #endif /* ITE8181_LCD_ON_DELAY */ 95 1.3.2.2 bouyer int ite8181_lcd_on_self_delay = ITE8181_LCD_ON_SELF_DELAY; /* msec */ 96 1.3.2.2 bouyer int ite8181_lcd_on_delay = ITE8181_LCD_ON_DELAY; /* msec */ 97 1.3.2.2 bouyer 98 1.3.2.2 bouyer #define MSEC 1000 99 1.3.2.2 bouyer /* 100 1.3.2.2 bouyer * function prototypes 101 1.3.2.2 bouyer */ 102 1.3.2.2 bouyer static void ite8181_config_write_4 __P((bus_space_tag_t, bus_space_handle_t, int, int)); 103 1.3.2.2 bouyer static int ite8181_config_read_4 __P((bus_space_tag_t, bus_space_handle_t, int)); 104 1.3.2.2 bouyer 105 1.3.2.2 bouyer static void ite8181_gui_write_4 __P((struct ite8181_softc *, int, int)); 106 1.3.2.2 bouyer static int ite8181_gui_read_4 __P((struct ite8181_softc *, int)); 107 1.3.2.2 bouyer 108 1.3.2.2 bouyer static void ite8181_gui_write_1 __P((struct ite8181_softc *, int, int)); 109 1.3.2.2 bouyer static int ite8181_gui_read_1 __P((struct ite8181_softc *, int)); 110 1.3.2.2 bouyer 111 1.3.2.2 bouyer static void ite8181_graphics_write_1 __P((struct ite8181_softc *, int, int)); 112 1.3.2.2 bouyer static int ite8181_graphics_read_1 __P((struct ite8181_softc *, int)); 113 1.3.2.2 bouyer 114 1.3.2.2 bouyer static void ite8181_ema_write_1 __P((struct ite8181_softc *, int, int)); 115 1.3.2.2 bouyer static int ite8181_ema_read_1 __P((struct ite8181_softc *, int)); 116 1.3.2.2 bouyer 117 1.3.2.2 bouyer static void ite8181_power __P((int, void *)); 118 1.3.2.2 bouyer static int ite8181_hardpower __P((void *, int, long, void *)); 119 1.3.2.2 bouyer static int ite8181_fbinit __P((struct hpcfb_fbconf *)); 120 1.3.2.2 bouyer static int ite8181_ioctl __P((void *, u_long, caddr_t, int, struct proc *)); 121 1.3.2.2 bouyer static paddr_t ite8181_mmap __P((void *, off_t offset, int)); 122 1.3.2.2 bouyer static void ite8181_erase_cursor __P((struct ite8181_softc *)); 123 1.3.2.2 bouyer static int ite8181_lcd_power __P((struct ite8181_softc *, int)); 124 1.3.2.2 bouyer /* 125 1.3.2.2 bouyer * static variables 126 1.3.2.2 bouyer */ 127 1.3.2.2 bouyer struct hpcfb_accessops ite8181_ha = { 128 1.3.2.2 bouyer ite8181_ioctl, ite8181_mmap 129 1.3.2.2 bouyer }; 130 1.3.2.2 bouyer 131 1.3.2.2 bouyer inline int 132 1.3.2.2 bouyer ite8181_config_read_4(iot, ioh, byteoffset) 133 1.3.2.2 bouyer bus_space_tag_t iot; 134 1.3.2.2 bouyer bus_space_handle_t ioh; 135 1.3.2.2 bouyer int byteoffset; 136 1.3.2.2 bouyer { 137 1.3.2.2 bouyer return bus_space_read_4(iot, ioh, ITE8181_CONF_OFFSET + byteoffset); 138 1.3.2.2 bouyer } 139 1.3.2.2 bouyer 140 1.3.2.2 bouyer inline void 141 1.3.2.2 bouyer ite8181_config_write_4(iot, ioh, byteoffset, data) 142 1.3.2.2 bouyer bus_space_tag_t iot; 143 1.3.2.2 bouyer bus_space_handle_t ioh; 144 1.3.2.2 bouyer int byteoffset; 145 1.3.2.2 bouyer int data; 146 1.3.2.2 bouyer { 147 1.3.2.2 bouyer bus_space_write_4(iot, ioh, ITE8181_CONF_OFFSET + byteoffset, data); 148 1.3.2.2 bouyer } 149 1.3.2.2 bouyer 150 1.3.2.2 bouyer inline int 151 1.3.2.2 bouyer ite8181_gui_read_4(sc, byteoffset) 152 1.3.2.2 bouyer struct ite8181_softc *sc; 153 1.3.2.2 bouyer int byteoffset; 154 1.3.2.2 bouyer { 155 1.3.2.2 bouyer return bus_space_read_4(sc->sc_iot, sc->sc_ioh, 156 1.3.2.2 bouyer sc->sc_gba + byteoffset); 157 1.3.2.2 bouyer } 158 1.3.2.2 bouyer 159 1.3.2.2 bouyer inline void 160 1.3.2.2 bouyer ite8181_gui_write_4(sc, byteoffset, data) 161 1.3.2.2 bouyer struct ite8181_softc *sc; 162 1.3.2.2 bouyer int byteoffset; 163 1.3.2.2 bouyer int data; 164 1.3.2.2 bouyer { 165 1.3.2.2 bouyer bus_space_write_4(sc->sc_iot, sc->sc_ioh, sc->sc_gba + byteoffset, data); 166 1.3.2.2 bouyer } 167 1.3.2.2 bouyer 168 1.3.2.2 bouyer inline int 169 1.3.2.2 bouyer ite8181_gui_read_1(sc, byteoffset) 170 1.3.2.2 bouyer struct ite8181_softc *sc; 171 1.3.2.2 bouyer int byteoffset; 172 1.3.2.2 bouyer { 173 1.3.2.2 bouyer return bus_space_read_1(sc->sc_iot, sc->sc_ioh, 174 1.3.2.2 bouyer sc->sc_gba + byteoffset); 175 1.3.2.2 bouyer } 176 1.3.2.2 bouyer 177 1.3.2.2 bouyer inline void 178 1.3.2.2 bouyer ite8181_gui_write_1(sc, byteoffset, data) 179 1.3.2.2 bouyer struct ite8181_softc *sc; 180 1.3.2.2 bouyer int byteoffset; 181 1.3.2.2 bouyer int data; 182 1.3.2.2 bouyer { 183 1.3.2.2 bouyer bus_space_write_1(sc->sc_iot, sc->sc_ioh, sc->sc_gba + byteoffset, data); 184 1.3.2.2 bouyer } 185 1.3.2.2 bouyer 186 1.3.2.2 bouyer inline int 187 1.3.2.2 bouyer ite8181_graphics_read_1(sc, byteoffset) 188 1.3.2.2 bouyer struct ite8181_softc *sc; 189 1.3.2.2 bouyer int byteoffset; 190 1.3.2.2 bouyer { 191 1.3.2.2 bouyer return bus_space_read_1(sc->sc_iot, sc->sc_ioh, 192 1.3.2.2 bouyer sc->sc_sba + byteoffset); 193 1.3.2.2 bouyer } 194 1.3.2.2 bouyer 195 1.3.2.2 bouyer inline void 196 1.3.2.2 bouyer ite8181_graphics_write_1(sc, byteoffset, data) 197 1.3.2.2 bouyer struct ite8181_softc *sc; 198 1.3.2.2 bouyer int byteoffset; 199 1.3.2.2 bouyer int data; 200 1.3.2.2 bouyer { 201 1.3.2.2 bouyer bus_space_write_1(sc->sc_iot, sc->sc_ioh, sc->sc_sba + byteoffset, data); 202 1.3.2.2 bouyer } 203 1.3.2.2 bouyer 204 1.3.2.2 bouyer inline int 205 1.3.2.2 bouyer ite8181_ema_read_1(sc, byteoffset) 206 1.3.2.2 bouyer struct ite8181_softc *sc; 207 1.3.2.2 bouyer int byteoffset; 208 1.3.2.2 bouyer { 209 1.3.2.2 bouyer ite8181_graphics_write_1(sc, ITE8181_EMA_EXAX, byteoffset); 210 1.3.2.2 bouyer return ite8181_graphics_read_1(sc, ITE8181_EMA_EXADATA); 211 1.3.2.2 bouyer } 212 1.3.2.2 bouyer 213 1.3.2.2 bouyer inline void 214 1.3.2.2 bouyer ite8181_ema_write_1(sc, byteoffset, data) 215 1.3.2.2 bouyer struct ite8181_softc *sc; 216 1.3.2.2 bouyer int byteoffset; 217 1.3.2.2 bouyer int data; 218 1.3.2.2 bouyer { 219 1.3.2.2 bouyer ite8181_graphics_write_1(sc, ITE8181_EMA_EXAX, byteoffset); 220 1.3.2.2 bouyer ite8181_graphics_write_1(sc, ITE8181_EMA_EXADATA, data); 221 1.3.2.2 bouyer } 222 1.3.2.2 bouyer 223 1.3.2.2 bouyer int 224 1.3.2.2 bouyer ite8181_probe(iot, ioh) 225 1.3.2.2 bouyer bus_space_tag_t iot; 226 1.3.2.2 bouyer bus_space_handle_t ioh; 227 1.3.2.2 bouyer { 228 1.3.2.2 bouyer unsigned long regval; 229 1.3.2.2 bouyer 230 1.3.2.2 bouyer #if NBIVIDEO > 0 231 1.3.2.2 bouyer if (bivideo_dont_attach) /* some video driver already attached */ 232 1.3.2.2 bouyer return (0); 233 1.3.2.2 bouyer #endif /* NBIVIDEO > 0 */ 234 1.3.2.2 bouyer 235 1.3.2.2 bouyer regval = ite8181_config_read_4(iot, ioh, ITE8181_ID); 236 1.3.2.2 bouyer VPRINTF(("ite8181_probe: vendor id=%04lx product id=%04lx\n", 237 1.3.2.2 bouyer regval & 0xffff, (regval >> 16) & 0xffff)); 238 1.3.2.2 bouyer if (regval != ((ITE8181_PRODUCT_ID << 16) | ITE8181_VENDER_ID)) 239 1.3.2.2 bouyer return (0); 240 1.3.2.2 bouyer 241 1.3.2.2 bouyer return (1); 242 1.3.2.2 bouyer } 243 1.3.2.2 bouyer 244 1.3.2.2 bouyer void 245 1.3.2.2 bouyer ite8181_attach(sc) 246 1.3.2.2 bouyer struct ite8181_softc *sc; 247 1.3.2.2 bouyer { 248 1.3.2.2 bouyer unsigned long regval; 249 1.3.2.2 bouyer struct hpcfb_attach_args ha; 250 1.3.2.2 bouyer int console = (bootinfo->bi_cnuse & BI_CNUSE_SERIAL) ? 0 : 1; 251 1.3.2.2 bouyer 252 1.3.2.2 bouyer regval = ite8181_config_read_4(sc->sc_iot, sc->sc_ioh, ITE8181_CLASS); 253 1.3.2.2 bouyer printf(": ITE8181 Rev.%02lx\n", regval & ITE8181_REV_MASK); 254 1.3.2.2 bouyer 255 1.3.2.2 bouyer /* set base offsets */ 256 1.3.2.2 bouyer sc->sc_mba = ite8181_config_read_4(sc->sc_iot, sc->sc_ioh, ITE8181_MBA); 257 1.3.2.2 bouyer DPRINTFN(1, ("ite8181: Memory base offset %08x\n", sc->sc_mba)); 258 1.3.2.2 bouyer sc->sc_gba = ite8181_config_read_4(sc->sc_iot, sc->sc_ioh, ITE8181_GBA); 259 1.3.2.2 bouyer DPRINTFN(1, ("ite8181: GUI base offset %08x\n", sc->sc_gba)); 260 1.3.2.2 bouyer sc->sc_sba = ite8181_config_read_4(sc->sc_iot, sc->sc_ioh, ITE8181_SBA); 261 1.3.2.2 bouyer DPRINTFN(1, ("ite8181: Graphics base offset %08x\n", sc->sc_sba)); 262 1.3.2.2 bouyer 263 1.3.2.2 bouyer /* assume lcd is on */ 264 1.3.2.2 bouyer sc->sc_lcd = 1; 265 1.3.2.2 bouyer 266 1.3.2.2 bouyer /* Add a power hook to power saving */ 267 1.3.2.2 bouyer sc->sc_powerstate = ITE8181_POWERSTATE_D0; 268 1.3.2.2 bouyer sc->sc_powerhook = powerhook_establish(ite8181_power, sc); 269 1.3.2.2 bouyer if (sc->sc_powerhook == NULL) 270 1.3.2.2 bouyer printf("%s: WARNING: unable to establish power hook\n", 271 1.3.2.2 bouyer sc->sc_dev.dv_xname); 272 1.3.2.2 bouyer 273 1.3.2.2 bouyer /* Add a hard power hook to power saving */ 274 1.3.2.2 bouyer sc->sc_hardpowerhook = config_hook(CONFIG_HOOK_PMEVENT, 275 1.3.2.2 bouyer CONFIG_HOOK_PMEVENT_HARDPOWER, 276 1.3.2.2 bouyer CONFIG_HOOK_SHARE, 277 1.3.2.2 bouyer ite8181_hardpower, sc); 278 1.3.2.2 bouyer if (sc->sc_hardpowerhook == NULL) 279 1.3.2.2 bouyer printf("%s: WARNING: unable to establish hard power hook\n", 280 1.3.2.2 bouyer sc->sc_dev.dv_xname); 281 1.3.2.2 bouyer 282 1.3.2.5 bouyer if (ite8181_fbinit(&sc->sc_fbconf) != 0) { 283 1.3.2.5 bouyer /* just return so that hpcfb will not be attached */ 284 1.3.2.5 bouyer return; 285 1.3.2.5 bouyer } 286 1.3.2.2 bouyer 287 1.3.2.2 bouyer ite8181_erase_cursor(sc); 288 1.3.2.2 bouyer 289 1.3.2.2 bouyer if (console && hpcfb_cnattach(&sc->sc_fbconf) != 0) { 290 1.3.2.2 bouyer panic("ite8181_attach: can't init fb console"); 291 1.3.2.2 bouyer } 292 1.3.2.2 bouyer 293 1.3.2.2 bouyer ha.ha_console = console; 294 1.3.2.2 bouyer ha.ha_accessops = &ite8181_ha; 295 1.3.2.2 bouyer ha.ha_accessctx = sc; 296 1.3.2.2 bouyer ha.ha_curfbconf = 0; 297 1.3.2.2 bouyer ha.ha_nfbconf = 1; 298 1.3.2.2 bouyer ha.ha_fbconflist = &sc->sc_fbconf; 299 1.3.2.2 bouyer ha.ha_curdspconf = 0; 300 1.3.2.2 bouyer ha.ha_ndspconf = 1; 301 1.3.2.2 bouyer ha.ha_dspconflist = &sc->sc_dspconf; 302 1.3.2.2 bouyer 303 1.3.2.2 bouyer config_found(&sc->sc_dev, &ha, hpcfbprint); 304 1.3.2.2 bouyer 305 1.3.2.2 bouyer #if NBIVIDEO > 0 306 1.3.2.2 bouyer /* 307 1.3.2.2 bouyer * bivideo is no longer need 308 1.3.2.2 bouyer */ 309 1.3.2.2 bouyer bivideo_dont_attach = 1; 310 1.3.2.2 bouyer #endif /* NBIVIDEO > 0 */ 311 1.3.2.2 bouyer } 312 1.3.2.2 bouyer 313 1.3.2.2 bouyer int ite8181_lcd_power(sc, on) 314 1.3.2.2 bouyer struct ite8181_softc *sc; 315 1.3.2.2 bouyer int on; 316 1.3.2.2 bouyer { 317 1.3.2.2 bouyer int lcd_p; 318 1.3.2.2 bouyer int lcd_s; 319 1.3.2.2 bouyer int lcd_seq; 320 1.3.2.2 bouyer int loop = 10; 321 1.3.2.2 bouyer 322 1.3.2.2 bouyer if (ite8181_lcd_control_disable) { 323 1.3.2.2 bouyer VPRINTF(("ite8171_lcd_control_disable!: %s\n", on?"on":"off")); 324 1.3.2.2 bouyer return 0; 325 1.3.2.2 bouyer } 326 1.3.2.2 bouyer 327 1.3.2.2 bouyer if (sc->sc_lcd != on) { 328 1.3.2.2 bouyer ite8181_ema_write_1(sc, ITE8181_EMA_ENABLEEMA, 329 1.3.2.2 bouyer ITE8181_EMA_ENABLEPASS); 330 1.3.2.2 bouyer lcd_p = ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWER); 331 1.3.2.2 bouyer lcd_s = ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWERSTAT); 332 1.3.2.2 bouyer lcd_seq = ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWERSEQ); 333 1.3.2.2 bouyer DPRINTFN(1,("ite8181_lcd_power(%d)< p=%x, s=%x, seq=%x\n", 334 1.3.2.2 bouyer on, 335 1.3.2.2 bouyer lcd_p, lcd_s, lcd_seq)); 336 1.3.2.2 bouyer if (on) { 337 1.3.2.2 bouyer sc->sc_lcd = 1; 338 1.3.2.2 bouyer lcd_seq |= (ITE8181_PUP0|ITE8181_PUP1|ITE8181_PUP2); 339 1.3.2.2 bouyer ite8181_ema_write_1(sc, ITE8181_EMA_LCDPOWERSEQ, lcd_seq); 340 1.3.2.2 bouyer lcd_p &= ~ITE8181_LCDSTANDBY; 341 1.3.2.2 bouyer ite8181_ema_write_1(sc, ITE8181_EMA_LCDPOWER, lcd_p); 342 1.3.2.2 bouyer /* 343 1.3.2.2 bouyer * XXX: 344 1.3.2.2 bouyer * IBM WorkPad z50 power unit has too weak power. 345 1.3.2.2 bouyer * So we must wait too many times to access self device 346 1.3.2.2 bouyer * after LCD panel and BackLight on. 347 1.3.2.2 bouyer * Currently delay is not enough ??? FIXME 348 1.3.2.2 bouyer */ 349 1.3.2.2 bouyer delay(ite8181_lcd_on_self_delay*MSEC); 350 1.3.2.2 bouyer while (loop--) { 351 1.3.2.2 bouyer lcd_p = ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWER); 352 1.3.2.2 bouyer lcd_s = ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWERSTAT); 353 1.3.2.2 bouyer lcd_seq = ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWERSEQ); 354 1.3.2.2 bouyer DPRINTFN(1,("ite8181_lcd_power(%d)%d| p=%x, s=%x, seq=%x\n", 355 1.3.2.2 bouyer on, loop, 356 1.3.2.2 bouyer lcd_p, lcd_s, lcd_seq)); 357 1.3.2.2 bouyer /* XXX the states which are not described in manual.*/ 358 1.3.2.2 bouyer if (!(lcd_s&ITE8181_LCDPSTANDBY) && 359 1.3.2.2 bouyer !(lcd_s&ITE8181_LCDPUP) && 360 1.3.2.2 bouyer (lcd_s&ITE8181_LCDPON)) 361 1.3.2.2 bouyer break; 362 1.3.2.2 bouyer delay(100); 363 1.3.2.2 bouyer } 364 1.3.2.2 bouyer lcd_s |= ITE8181_PPTOBEON; 365 1.3.2.2 bouyer ite8181_ema_write_1(sc, ITE8181_EMA_LCDPOWERSTAT, lcd_s); 366 1.3.2.2 bouyer } else { 367 1.3.2.2 bouyer sc->sc_lcd = 0; 368 1.3.2.2 bouyer lcd_p |= ITE8181_LCDSTANDBY; 369 1.3.2.2 bouyer ite8181_ema_write_1(sc, ITE8181_EMA_LCDPOWER, lcd_p); 370 1.3.2.2 bouyer while (loop--) { 371 1.3.2.2 bouyer lcd_p = ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWER); 372 1.3.2.2 bouyer lcd_s = ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWERSTAT); 373 1.3.2.2 bouyer lcd_seq = ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWERSEQ); 374 1.3.2.2 bouyer DPRINTFN(1,("ite8181_lcd_power(%d)%d| p=%x, s=%x, seq=%x\n", 375 1.3.2.2 bouyer on, loop, 376 1.3.2.2 bouyer lcd_p, lcd_s, lcd_seq)); 377 1.3.2.2 bouyer /* XXX the states which are not described in manual.*/ 378 1.3.2.2 bouyer if ((lcd_s&ITE8181_LCDPSTANDBY) && 379 1.3.2.2 bouyer !(lcd_s&ITE8181_LCDPDOWN) && 380 1.3.2.2 bouyer !(lcd_s&ITE8181_LCDPON)) 381 1.3.2.2 bouyer break; 382 1.3.2.2 bouyer delay(100); 383 1.3.2.2 bouyer } 384 1.3.2.2 bouyer lcd_s &= ~ITE8181_PPTOBEON; 385 1.3.2.2 bouyer ite8181_ema_write_1(sc, ITE8181_EMA_LCDPOWERSTAT, lcd_s); 386 1.3.2.2 bouyer } 387 1.3.2.2 bouyer DPRINTFN(1,("ite8181_lcd_power(%d)> p=%x, s=%x, seq=%x\n", 388 1.3.2.2 bouyer on, 389 1.3.2.2 bouyer ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWER), 390 1.3.2.2 bouyer ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWERSTAT), 391 1.3.2.2 bouyer ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWERSEQ))); 392 1.3.2.2 bouyer ite8181_ema_write_1(sc, ITE8181_EMA_ENABLEEMA, 393 1.3.2.2 bouyer ITE8181_EMA_DISABLEPASS); 394 1.3.2.2 bouyer } 395 1.3.2.2 bouyer return 0; 396 1.3.2.2 bouyer } 397 1.3.2.2 bouyer 398 1.3.2.2 bouyer static void 399 1.3.2.2 bouyer ite8181_erase_cursor(sc) 400 1.3.2.2 bouyer struct ite8181_softc *sc; 401 1.3.2.2 bouyer { 402 1.3.2.2 bouyer ite8181_gui_write_1(sc, ITE8181_GUI_C1C, 0); /* Cursor 1 Control Reg. */ 403 1.3.2.2 bouyer /* other ? */ 404 1.3.2.2 bouyer } 405 1.3.2.2 bouyer 406 1.3.2.2 bouyer static void 407 1.3.2.2 bouyer ite8181_power(why, arg) 408 1.3.2.2 bouyer int why; 409 1.3.2.2 bouyer void *arg; 410 1.3.2.2 bouyer { 411 1.3.2.2 bouyer } 412 1.3.2.2 bouyer 413 1.3.2.2 bouyer static int 414 1.3.2.2 bouyer ite8181_hardpower(ctx, type, id, msg) 415 1.3.2.2 bouyer void *ctx; 416 1.3.2.2 bouyer int type; 417 1.3.2.2 bouyer long id; 418 1.3.2.2 bouyer void *msg; 419 1.3.2.2 bouyer { 420 1.3.2.2 bouyer struct ite8181_softc *sc = ctx; 421 1.3.2.2 bouyer int why = (int)msg; 422 1.3.2.2 bouyer 423 1.3.2.2 bouyer switch (why) { 424 1.3.2.2 bouyer case PWR_STANDBY: 425 1.3.2.2 bouyer sc->sc_powerstate = ITE8181_POWERSTATE_D3; 426 1.3.2.2 bouyer /* ite8181_lcd_power(sc, 0); */ 427 1.3.2.2 bouyer delay(MSEC); 428 1.3.2.2 bouyer break; 429 1.3.2.2 bouyer case PWR_SUSPEND: 430 1.3.2.2 bouyer sc->sc_powerstate = ITE8181_POWERSTATE_D2; 431 1.3.2.2 bouyer ite8181_lcd_power(sc, 0); 432 1.3.2.2 bouyer delay(MSEC); 433 1.3.2.2 bouyer break; 434 1.3.2.2 bouyer case PWR_RESUME: 435 1.3.2.2 bouyer delay(MSEC); 436 1.3.2.2 bouyer sc->sc_powerstate = ITE8181_POWERSTATE_D0; 437 1.3.2.2 bouyer ite8181_lcd_power(sc, 1); 438 1.3.2.2 bouyer /* 439 1.3.2.2 bouyer * XXX: 440 1.3.2.2 bouyer * IBM WorkPad z50 power unit has too weak power. 441 1.3.2.2 bouyer * So we must wait too many times to access other devices 442 1.3.2.2 bouyer * after LCD panel and BackLight on. 443 1.3.2.2 bouyer */ 444 1.3.2.2 bouyer delay(ite8181_lcd_on_delay*MSEC); 445 1.3.2.2 bouyer break; 446 1.3.2.2 bouyer } 447 1.3.2.2 bouyer 448 1.3.2.2 bouyer /* 449 1.3.2.2 bouyer * you should wait until the 450 1.3.2.2 bouyer * power state transit sequence will end. 451 1.3.2.2 bouyer */ 452 1.3.2.2 bouyer 453 1.3.2.2 bouyer return (0); 454 1.3.2.2 bouyer } 455 1.3.2.2 bouyer 456 1.3.2.2 bouyer 457 1.3.2.2 bouyer static int 458 1.3.2.2 bouyer ite8181_fbinit(fb) 459 1.3.2.2 bouyer struct hpcfb_fbconf *fb; 460 1.3.2.2 bouyer { 461 1.3.2.2 bouyer 462 1.3.2.2 bouyer /* 463 1.3.2.2 bouyer * get fb settings from bootinfo 464 1.3.2.2 bouyer */ 465 1.3.2.2 bouyer if (bootinfo == NULL || 466 1.3.2.2 bouyer bootinfo->fb_addr == 0 || 467 1.3.2.2 bouyer bootinfo->fb_line_bytes == 0 || 468 1.3.2.2 bouyer bootinfo->fb_width == 0 || 469 1.3.2.2 bouyer bootinfo->fb_height == 0) { 470 1.3.2.2 bouyer printf("no frame buffer infomation.\n"); 471 1.3.2.2 bouyer return (-1); 472 1.3.2.2 bouyer } 473 1.3.2.2 bouyer 474 1.3.2.2 bouyer /* zero fill */ 475 1.3.2.2 bouyer bzero(fb, sizeof(*fb)); 476 1.3.2.2 bouyer 477 1.3.2.2 bouyer fb->hf_conf_index = 0; /* configuration index */ 478 1.3.2.2 bouyer fb->hf_nconfs = 1; /* how many configurations */ 479 1.3.2.2 bouyer strcpy(fb->hf_name, "built-in video"); 480 1.3.2.2 bouyer /* frame buffer name */ 481 1.3.2.2 bouyer strcpy(fb->hf_conf_name, "default"); 482 1.3.2.2 bouyer /* configuration name */ 483 1.3.2.2 bouyer fb->hf_height = bootinfo->fb_height; 484 1.3.2.2 bouyer fb->hf_width = bootinfo->fb_width; 485 1.3.2.4 bouyer fb->hf_baseaddr = (u_long)bootinfo->fb_addr; 486 1.3.2.4 bouyer fb->hf_offset = (u_long)bootinfo->fb_addr - 487 1.3.2.4 bouyer mips_ptob(mips_btop(bootinfo->fb_addr)); 488 1.3.2.2 bouyer /* frame buffer start offset */ 489 1.3.2.2 bouyer fb->hf_bytes_per_line = bootinfo->fb_line_bytes; 490 1.3.2.2 bouyer fb->hf_nplanes = 1; 491 1.3.2.2 bouyer fb->hf_bytes_per_plane = bootinfo->fb_height * 492 1.3.2.2 bouyer bootinfo->fb_line_bytes; 493 1.3.2.2 bouyer 494 1.3.2.2 bouyer fb->hf_access_flags |= HPCFB_ACCESS_BYTE; 495 1.3.2.2 bouyer fb->hf_access_flags |= HPCFB_ACCESS_WORD; 496 1.3.2.2 bouyer fb->hf_access_flags |= HPCFB_ACCESS_DWORD; 497 1.3.2.2 bouyer 498 1.3.2.2 bouyer switch (bootinfo->fb_type) { 499 1.3.2.2 bouyer /* 500 1.3.2.2 bouyer * gray scale 501 1.3.2.2 bouyer */ 502 1.3.2.2 bouyer case BIFB_D2_M2L_3: 503 1.3.2.2 bouyer case BIFB_D2_M2L_3x2: 504 1.3.2.2 bouyer fb->hf_access_flags |= HPCFB_ACCESS_REVERSE; 505 1.3.2.2 bouyer /* fall through */ 506 1.3.2.2 bouyer case BIFB_D2_M2L_0: 507 1.3.2.2 bouyer case BIFB_D2_M2L_0x2: 508 1.3.2.2 bouyer fb->hf_class = HPCFB_CLASS_GRAYSCALE; 509 1.3.2.2 bouyer fb->hf_access_flags |= HPCFB_ACCESS_STATIC; 510 1.3.2.2 bouyer fb->hf_pack_width = 8; 511 1.3.2.2 bouyer fb->hf_pixels_per_pack = 4; 512 1.3.2.2 bouyer fb->hf_pixel_width = 2; 513 1.3.2.2 bouyer fb->hf_class_data_length = sizeof(struct hf_gray_tag); 514 1.3.2.2 bouyer fb->hf_u.hf_gray.hf_flags = 0; /* reserved for future use */ 515 1.3.2.2 bouyer break; 516 1.3.2.2 bouyer 517 1.3.2.5 bouyer case BIFB_D4_M2L_F: 518 1.3.2.5 bouyer case BIFB_D4_M2L_Fx2: 519 1.3.2.5 bouyer fb->hf_access_flags |= HPCFB_ACCESS_REVERSE; 520 1.3.2.5 bouyer /* fall through */ 521 1.3.2.5 bouyer case BIFB_D4_M2L_0: 522 1.3.2.5 bouyer case BIFB_D4_M2L_0x2: 523 1.3.2.5 bouyer fb->hf_class = HPCFB_CLASS_GRAYSCALE; 524 1.3.2.5 bouyer fb->hf_access_flags |= HPCFB_ACCESS_STATIC; 525 1.3.2.5 bouyer fb->hf_pack_width = 8; 526 1.3.2.5 bouyer fb->hf_pixels_per_pack = 2; 527 1.3.2.5 bouyer fb->hf_pixel_width = 4; 528 1.3.2.5 bouyer fb->hf_class_data_length = sizeof(struct hf_gray_tag); 529 1.3.2.5 bouyer fb->hf_u.hf_gray.hf_flags = 0; /* reserved for future use */ 530 1.3.2.5 bouyer break; 531 1.3.2.5 bouyer 532 1.3.2.2 bouyer /* 533 1.3.2.2 bouyer * indexed color 534 1.3.2.2 bouyer */ 535 1.3.2.2 bouyer case BIFB_D8_FF: 536 1.3.2.2 bouyer fb->hf_access_flags |= HPCFB_ACCESS_REVERSE; 537 1.3.2.2 bouyer /* fall through */ 538 1.3.2.2 bouyer case BIFB_D8_00: 539 1.3.2.2 bouyer fb->hf_class = HPCFB_CLASS_INDEXCOLOR; 540 1.3.2.2 bouyer fb->hf_access_flags |= HPCFB_ACCESS_STATIC; 541 1.3.2.2 bouyer fb->hf_pack_width = 8; 542 1.3.2.2 bouyer fb->hf_pixels_per_pack = 1; 543 1.3.2.2 bouyer fb->hf_pixel_width = 8; 544 1.3.2.2 bouyer fb->hf_class_data_length = sizeof(struct hf_indexed_tag); 545 1.3.2.2 bouyer fb->hf_u.hf_indexed.hf_flags = 0; /* reserved for future use */ 546 1.3.2.2 bouyer break; 547 1.3.2.2 bouyer 548 1.3.2.2 bouyer /* 549 1.3.2.2 bouyer * RGB color 550 1.3.2.2 bouyer */ 551 1.3.2.2 bouyer case BIFB_D16_FFFF: 552 1.3.2.2 bouyer fb->hf_access_flags |= HPCFB_ACCESS_REVERSE; 553 1.3.2.2 bouyer /* fall through */ 554 1.3.2.2 bouyer case BIFB_D16_0000: 555 1.3.2.2 bouyer fb->hf_class = HPCFB_CLASS_RGBCOLOR; 556 1.3.2.2 bouyer fb->hf_access_flags |= HPCFB_ACCESS_STATIC; 557 1.3.2.2 bouyer #if BYTE_ORDER == LITTLE_ENDIAN 558 1.3.2.2 bouyer fb->hf_swap_flags = HPCFB_SWAP_BYTE; 559 1.3.2.2 bouyer #endif 560 1.3.2.2 bouyer fb->hf_pack_width = 16; 561 1.3.2.2 bouyer fb->hf_pixels_per_pack = 1; 562 1.3.2.2 bouyer fb->hf_pixel_width = 16; 563 1.3.2.2 bouyer 564 1.3.2.2 bouyer fb->hf_class_data_length = sizeof(struct hf_rgb_tag); 565 1.3.2.2 bouyer fb->hf_u.hf_rgb.hf_flags = 0; /* reserved for future use */ 566 1.3.2.2 bouyer 567 1.3.2.2 bouyer fb->hf_u.hf_rgb.hf_red_width = 5; 568 1.3.2.2 bouyer fb->hf_u.hf_rgb.hf_red_shift = 11; 569 1.3.2.2 bouyer fb->hf_u.hf_rgb.hf_green_width = 6; 570 1.3.2.2 bouyer fb->hf_u.hf_rgb.hf_green_shift = 5; 571 1.3.2.2 bouyer fb->hf_u.hf_rgb.hf_blue_width = 5; 572 1.3.2.2 bouyer fb->hf_u.hf_rgb.hf_blue_shift = 0; 573 1.3.2.2 bouyer fb->hf_u.hf_rgb.hf_alpha_width = 0; 574 1.3.2.2 bouyer fb->hf_u.hf_rgb.hf_alpha_shift = 0; 575 1.3.2.2 bouyer break; 576 1.3.2.2 bouyer 577 1.3.2.2 bouyer default: 578 1.3.2.2 bouyer printf("unknown type (=%d).\n", bootinfo->fb_type); 579 1.3.2.2 bouyer return (-1); 580 1.3.2.2 bouyer break; 581 1.3.2.2 bouyer } 582 1.3.2.2 bouyer 583 1.3.2.2 bouyer return (0); /* no error */ 584 1.3.2.2 bouyer } 585 1.3.2.2 bouyer 586 1.3.2.2 bouyer int 587 1.3.2.2 bouyer ite8181_ioctl(v, cmd, data, flag, p) 588 1.3.2.2 bouyer void *v; 589 1.3.2.2 bouyer u_long cmd; 590 1.3.2.2 bouyer caddr_t data; 591 1.3.2.2 bouyer int flag; 592 1.3.2.2 bouyer struct proc *p; 593 1.3.2.2 bouyer { 594 1.3.2.2 bouyer struct ite8181_softc *sc = (struct ite8181_softc *)v; 595 1.3.2.2 bouyer struct hpcfb_fbconf *fbconf; 596 1.3.2.2 bouyer struct hpcfb_dspconf *dspconf; 597 1.3.2.2 bouyer struct wsdisplay_cmap *cmap; 598 1.3.2.2 bouyer 599 1.3.2.2 bouyer switch (cmd) { 600 1.3.2.2 bouyer case WSDISPLAYIO_GETCMAP: 601 1.3.2.2 bouyer cmap = (struct wsdisplay_cmap*)data; 602 1.3.2.2 bouyer 603 1.3.2.2 bouyer if (sc->sc_fbconf.hf_class != HPCFB_CLASS_INDEXCOLOR || 604 1.3.2.2 bouyer sc->sc_fbconf.hf_pack_width != 8 || 605 1.3.2.2 bouyer 256 <= cmap->index || 606 1.3.2.2 bouyer 256 < (cmap->index + cmap->count)) 607 1.3.2.2 bouyer return (EINVAL); 608 1.3.2.2 bouyer 609 1.3.2.2 bouyer if (!uvm_useracc(cmap->red, cmap->count, B_WRITE) || 610 1.3.2.2 bouyer !uvm_useracc(cmap->green, cmap->count, B_WRITE) || 611 1.3.2.2 bouyer !uvm_useracc(cmap->blue, cmap->count, B_WRITE)) 612 1.3.2.2 bouyer return (EFAULT); 613 1.3.2.2 bouyer 614 1.3.2.2 bouyer #ifdef ITE8181_WINCE_CMAP 615 1.3.2.2 bouyer copyout(&bivideo_cmap_r[cmap->index], cmap->red, cmap->count); 616 1.3.2.2 bouyer copyout(&bivideo_cmap_g[cmap->index], cmap->green,cmap->count); 617 1.3.2.2 bouyer copyout(&bivideo_cmap_b[cmap->index], cmap->blue, cmap->count); 618 1.3.2.2 bouyer return (0); 619 1.3.2.2 bouyer #else /* ITE8181_WINCE_CMAP */ 620 1.3.2.2 bouyer return EINVAL; 621 1.3.2.2 bouyer #endif /* ITE8181_WINCE_CMAP */ 622 1.3.2.2 bouyer 623 1.3.2.2 bouyer case WSDISPLAYIO_PUTCMAP: 624 1.3.2.2 bouyer /* 625 1.3.2.2 bouyer * This driver can't set color map. 626 1.3.2.2 bouyer */ 627 1.3.2.2 bouyer return (EINVAL); 628 1.3.2.2 bouyer 629 1.3.2.2 bouyer case HPCFBIO_GCONF: 630 1.3.2.2 bouyer fbconf = (struct hpcfb_fbconf *)data; 631 1.3.2.2 bouyer if (fbconf->hf_conf_index != 0 && 632 1.3.2.2 bouyer fbconf->hf_conf_index != HPCFB_CURRENT_CONFIG) { 633 1.3.2.2 bouyer return (EINVAL); 634 1.3.2.2 bouyer } 635 1.3.2.2 bouyer *fbconf = sc->sc_fbconf; /* structure assignment */ 636 1.3.2.2 bouyer return (0); 637 1.3.2.2 bouyer case HPCFBIO_SCONF: 638 1.3.2.2 bouyer fbconf = (struct hpcfb_fbconf *)data; 639 1.3.2.2 bouyer if (fbconf->hf_conf_index != 0 && 640 1.3.2.2 bouyer fbconf->hf_conf_index != HPCFB_CURRENT_CONFIG) { 641 1.3.2.2 bouyer return (EINVAL); 642 1.3.2.2 bouyer } 643 1.3.2.2 bouyer /* 644 1.3.2.2 bouyer * nothing to do because we have only one configration 645 1.3.2.2 bouyer */ 646 1.3.2.2 bouyer return (0); 647 1.3.2.2 bouyer case HPCFBIO_GDSPCONF: 648 1.3.2.2 bouyer dspconf = (struct hpcfb_dspconf *)data; 649 1.3.2.2 bouyer if ((dspconf->hd_unit_index != 0 && 650 1.3.2.2 bouyer dspconf->hd_unit_index != HPCFB_CURRENT_UNIT) || 651 1.3.2.2 bouyer (dspconf->hd_conf_index != 0 && 652 1.3.2.2 bouyer dspconf->hd_conf_index != HPCFB_CURRENT_CONFIG)) { 653 1.3.2.2 bouyer return (EINVAL); 654 1.3.2.2 bouyer } 655 1.3.2.2 bouyer *dspconf = sc->sc_dspconf; /* structure assignment */ 656 1.3.2.2 bouyer return (0); 657 1.3.2.2 bouyer case HPCFBIO_SDSPCONF: 658 1.3.2.2 bouyer dspconf = (struct hpcfb_dspconf *)data; 659 1.3.2.2 bouyer if ((dspconf->hd_unit_index != 0 && 660 1.3.2.2 bouyer dspconf->hd_unit_index != HPCFB_CURRENT_UNIT) || 661 1.3.2.2 bouyer (dspconf->hd_conf_index != 0 && 662 1.3.2.2 bouyer dspconf->hd_conf_index != HPCFB_CURRENT_CONFIG)) { 663 1.3.2.2 bouyer return (EINVAL); 664 1.3.2.2 bouyer } 665 1.3.2.2 bouyer /* 666 1.3.2.2 bouyer * nothing to do 667 1.3.2.2 bouyer * because we have only one unit and one configration 668 1.3.2.2 bouyer */ 669 1.3.2.2 bouyer return (0); 670 1.3.2.2 bouyer case HPCFBIO_GOP: 671 1.3.2.2 bouyer case HPCFBIO_SOP: 672 1.3.2.2 bouyer /* 673 1.3.2.2 bouyer * curently not implemented... 674 1.3.2.2 bouyer */ 675 1.3.2.2 bouyer return (EINVAL); 676 1.3.2.2 bouyer } 677 1.3.2.2 bouyer 678 1.3.2.2 bouyer return (ENOTTY); 679 1.3.2.2 bouyer } 680 1.3.2.2 bouyer 681 1.3.2.2 bouyer paddr_t 682 1.3.2.2 bouyer ite8181_mmap(ctx, offset, prot) 683 1.3.2.2 bouyer void *ctx; 684 1.3.2.2 bouyer off_t offset; 685 1.3.2.2 bouyer int prot; 686 1.3.2.2 bouyer { 687 1.3.2.2 bouyer struct ite8181_softc *sc = (struct ite8181_softc *)ctx; 688 1.3.2.2 bouyer 689 1.3.2.2 bouyer if (offset < 0 || 690 1.3.2.2 bouyer (sc->sc_fbconf.hf_bytes_per_plane + 691 1.3.2.2 bouyer sc->sc_fbconf.hf_offset) < offset) 692 1.3.2.2 bouyer return -1; 693 1.3.2.2 bouyer 694 1.3.2.4 bouyer return mips_btop((u_long)bootinfo->fb_addr + offset); 695 1.3.2.2 bouyer } 696
Indexes created Fri Oct 03 02:09:57 GMT 2025