fb.c revision 132199
142421Syokota/*- 242421Syokota * Copyright (c) 1999 Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp> 342421Syokota * All rights reserved. 442421Syokota * 542421Syokota * Redistribution and use in source and binary forms, with or without 642421Syokota * modification, are permitted provided that the following conditions 742421Syokota * are met: 842421Syokota * 1. Redistributions of source code must retain the above copyright 942421Syokota * notice, this list of conditions and the following disclaimer as 1042421Syokota * the first lines of this file unmodified. 1142421Syokota * 2. Redistributions in binary form must reproduce the above copyright 1242421Syokota * notice, this list of conditions and the following disclaimer in the 1342421Syokota * documentation and/or other materials provided with the distribution. 1442421Syokota * 3. The name of the author may not be used to endorse or promote products 1542421Syokota * derived from this software without specific prior written permission. 1642421Syokota * 1742421Syokota * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR 1842421Syokota * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 1942421Syokota * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 2042421Syokota * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, 2142421Syokota * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 2242421Syokota * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2342421Syokota * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2442421Syokota * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2542421Syokota * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 2642421Syokota * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2742421Syokota */ 2842421Syokota 29119418Sobrien#include <sys/cdefs.h> 30119418Sobrien__FBSDID("$FreeBSD: head/sys/dev/fb/fb.c 132199 2004-07-15 08:26:07Z phk $"); 31119418Sobrien 3242421Syokota#include "opt_fb.h" 3342421Syokota 3442421Syokota#include <sys/param.h> 3542421Syokota#include <sys/systm.h> 3642421Syokota#include <sys/conf.h> 3748104Syokota#include <sys/bus.h> 3842421Syokota#include <sys/kernel.h> 3942421Syokota#include <sys/malloc.h> 4071862Speter#include <sys/module.h> 4148104Syokota#include <sys/uio.h> 4248104Syokota#include <sys/fbio.h> 4378161Speter#include <sys/linker_set.h> 4442421Syokota 4548104Syokota#include <vm/vm.h> 4648104Syokota#include <vm/pmap.h> 4742421Syokota 4842421Syokota#include <dev/fb/fbreg.h> 4942421Syokota 5078161SpeterSET_DECLARE(videodriver_set, const video_driver_t); 5178161Speter 5242421Syokota/* local arrays */ 5342421Syokota 5442421Syokota/* 5542421Syokota * We need at least one entry each in order to initialize a video card 5642421Syokota * for the kernel console. The arrays will be increased dynamically 5742421Syokota * when necessary. 5842421Syokota */ 5942564Syokota 6048104Syokotastatic int vid_malloc; 6142564Syokotastatic int adapters = 1; 6242421Syokotastatic video_adapter_t *adp_ini; 6342564Syokotastatic video_adapter_t **adapter = &adp_ini; 6442421Syokotastatic video_switch_t *vidsw_ini; 6542421Syokota video_switch_t **vidsw = &vidsw_ini; 6642421Syokota 6742564Syokota#ifdef FB_INSTALL_CDEV 6848104Syokotastatic struct cdevsw *vidcdevsw_ini; 6948104Syokotastatic struct cdevsw **vidcdevsw = &vidcdevsw_ini; 7048104Syokota#endif 7142564Syokota 7242421Syokota#define ARRAY_DELTA 4 7342421Syokota 7448104Syokotastatic int 7542421Syokotavid_realloc_array(void) 7642421Syokota{ 7742421Syokota video_adapter_t **new_adp; 7842421Syokota video_switch_t **new_vidsw; 7948104Syokota#ifdef FB_INSTALL_CDEV 8042421Syokota struct cdevsw **new_cdevsw; 8148104Syokota#endif 8242421Syokota int newsize; 8342421Syokota int s; 8442421Syokota 8548104Syokota if (!vid_malloc) 8648104Syokota return ENOMEM; 8748104Syokota 8842421Syokota s = spltty(); 8942421Syokota newsize = ((adapters + ARRAY_DELTA)/ARRAY_DELTA)*ARRAY_DELTA; 90111119Simp new_adp = malloc(sizeof(*new_adp)*newsize, M_DEVBUF, M_WAITOK | M_ZERO); 9169781Sdwmalone new_vidsw = malloc(sizeof(*new_vidsw)*newsize, M_DEVBUF, 92111119Simp M_WAITOK | M_ZERO); 9348104Syokota#ifdef FB_INSTALL_CDEV 9469781Sdwmalone new_cdevsw = malloc(sizeof(*new_cdevsw)*newsize, M_DEVBUF, 95111119Simp M_WAITOK | M_ZERO); 9648104Syokota#endif 9742421Syokota bcopy(adapter, new_adp, sizeof(*adapter)*adapters); 9842421Syokota bcopy(vidsw, new_vidsw, sizeof(*vidsw)*adapters); 9948104Syokota#ifdef FB_INSTALL_CDEV 10042421Syokota bcopy(vidcdevsw, new_cdevsw, sizeof(*vidcdevsw)*adapters); 10148104Syokota#endif 10242421Syokota if (adapters > 1) { 10342421Syokota free(adapter, M_DEVBUF); 10442421Syokota free(vidsw, M_DEVBUF); 10548104Syokota#ifdef FB_INSTALL_CDEV 10642421Syokota free(vidcdevsw, M_DEVBUF); 10748104Syokota#endif 10842421Syokota } 10942421Syokota adapter = new_adp; 11042421Syokota vidsw = new_vidsw; 11148104Syokota#ifdef FB_INSTALL_CDEV 11242421Syokota vidcdevsw = new_cdevsw; 11348104Syokota#endif 11442421Syokota adapters = newsize; 11542421Syokota splx(s); 11642421Syokota 11742421Syokota if (bootverbose) 11842421Syokota printf("fb: new array size %d\n", adapters); 11948104Syokota 12048104Syokota return 0; 12142421Syokota} 12242421Syokota 12348104Syokotastatic void 12448104Syokotavid_malloc_init(void *arg) 12548104Syokota{ 12648104Syokota vid_malloc = TRUE; 12748104Syokota} 12842564Syokota 12948104SyokotaSYSINIT(vid_mem, SI_SUB_KMEM, SI_ORDER_ANY, vid_malloc_init, NULL); 13048104Syokota 13142421Syokota/* 13242421Syokota * Low-level frame buffer driver functions 13342421Syokota * frame buffer subdrivers, such as the VGA driver, call these functions 13442421Syokota * to initialize the video_adapter structure and register it to the virtual 13542421Syokota * frame buffer driver `fb'. 13642421Syokota */ 13742421Syokota 13842421Syokota/* initialize the video_adapter_t structure */ 13942421Syokotavoid 14042421Syokotavid_init_struct(video_adapter_t *adp, char *name, int type, int unit) 14142421Syokota{ 14242421Syokota adp->va_flags = 0; 14342421Syokota adp->va_name = name; 14442421Syokota adp->va_type = type; 14542421Syokota adp->va_unit = unit; 14642421Syokota} 14742421Syokota 14842421Syokota/* Register a video adapter */ 14942421Syokotaint 15042421Syokotavid_register(video_adapter_t *adp) 15142421Syokota{ 15248104Syokota const video_driver_t **list; 15348104Syokota const video_driver_t *p; 15442421Syokota int index; 15542421Syokota 15642421Syokota for (index = 0; index < adapters; ++index) { 15742421Syokota if (adapter[index] == NULL) 15842421Syokota break; 15942421Syokota } 16048104Syokota if (index >= adapters) { 16148104Syokota if (vid_realloc_array()) 16248104Syokota return -1; 16348104Syokota } 16442421Syokota 16542421Syokota adp->va_index = index; 16642421Syokota adp->va_token = NULL; 16778161Speter SET_FOREACH(list, videodriver_set) { 16878161Speter p = *list; 16942421Syokota if (strcmp(p->name, adp->va_name) == 0) { 17042421Syokota adapter[index] = adp; 17142421Syokota vidsw[index] = p->vidsw; 17242421Syokota return index; 17342421Syokota } 17442421Syokota } 17542421Syokota 17642421Syokota return -1; 17742421Syokota} 17842421Syokota 17942421Syokotaint 18042421Syokotavid_unregister(video_adapter_t *adp) 18142421Syokota{ 18242421Syokota if ((adp->va_index < 0) || (adp->va_index >= adapters)) 18342421Syokota return ENOENT; 18442421Syokota if (adapter[adp->va_index] != adp) 18542421Syokota return ENOENT; 18642421Syokota 18742421Syokota adapter[adp->va_index] = NULL; 18842421Syokota vidsw[adp->va_index] = NULL; 18942421Syokota return 0; 19042421Syokota} 19142421Syokota 19242421Syokota/* Get video I/O function table */ 19342421Syokotavideo_switch_t 19442421Syokota*vid_get_switch(char *name) 19542421Syokota{ 19648104Syokota const video_driver_t **list; 19748104Syokota const video_driver_t *p; 19842421Syokota 19978161Speter SET_FOREACH(list, videodriver_set) { 20078161Speter p = *list; 20142421Syokota if (strcmp(p->name, name) == 0) 20242421Syokota return p->vidsw; 20342421Syokota } 20442421Syokota 20542421Syokota return NULL; 20642421Syokota} 20742421Syokota 20842421Syokota/* 20942421Syokota * Video card client functions 21042421Syokota * Video card clients, such as the console driver `syscons' and the frame 21142421Syokota * buffer cdev driver, use these functions to claim and release a card for 21242421Syokota * exclusive use. 21342421Syokota */ 21442421Syokota 21542421Syokota/* find the video card specified by a driver name and a unit number */ 21642421Syokotaint 21742421Syokotavid_find_adapter(char *driver, int unit) 21842421Syokota{ 21942421Syokota int i; 22042421Syokota 22142421Syokota for (i = 0; i < adapters; ++i) { 22242421Syokota if (adapter[i] == NULL) 22342421Syokota continue; 22442421Syokota if (strcmp("*", driver) && strcmp(adapter[i]->va_name, driver)) 22542421Syokota continue; 22642421Syokota if ((unit != -1) && (adapter[i]->va_unit != unit)) 22742421Syokota continue; 22842421Syokota return i; 22942421Syokota } 23042421Syokota return -1; 23142421Syokota} 23242421Syokota 23342421Syokota/* allocate a video card */ 23442421Syokotaint 23542421Syokotavid_allocate(char *driver, int unit, void *id) 23642421Syokota{ 23742421Syokota int index; 23842421Syokota int s; 23942421Syokota 24042421Syokota s = spltty(); 24142421Syokota index = vid_find_adapter(driver, unit); 24242421Syokota if (index >= 0) { 24342421Syokota if (adapter[index]->va_token) { 24442421Syokota splx(s); 24542421Syokota return -1; 24642421Syokota } 24742421Syokota adapter[index]->va_token = id; 24842421Syokota } 24942421Syokota splx(s); 25042421Syokota return index; 25142421Syokota} 25242421Syokota 25342421Syokotaint 25442421Syokotavid_release(video_adapter_t *adp, void *id) 25542421Syokota{ 25642421Syokota int error; 25742421Syokota int s; 25842421Syokota 25942421Syokota s = spltty(); 26042421Syokota if (adp->va_token == NULL) { 26142421Syokota error = EINVAL; 26242421Syokota } else if (adp->va_token != id) { 26342421Syokota error = EPERM; 26442421Syokota } else { 26542421Syokota adp->va_token = NULL; 26642421Syokota error = 0; 26742421Syokota } 26842421Syokota splx(s); 26942421Syokota return error; 27042421Syokota} 27142421Syokota 27242421Syokota/* Get a video adapter structure */ 27342421Syokotavideo_adapter_t 27442421Syokota*vid_get_adapter(int index) 27542421Syokota{ 27642421Syokota if ((index < 0) || (index >= adapters)) 27742421Syokota return NULL; 27842421Syokota return adapter[index]; 27942421Syokota} 28042421Syokota 28142421Syokota/* Configure drivers: this is a backdoor for the console driver XXX */ 28242421Syokotaint 28342421Syokotavid_configure(int flags) 28442421Syokota{ 28548104Syokota const video_driver_t **list; 28648104Syokota const video_driver_t *p; 28742421Syokota 28878161Speter SET_FOREACH(list, videodriver_set) { 28978161Speter p = *list; 29042421Syokota if (p->configure != NULL) 29142421Syokota (*p->configure)(flags); 29242421Syokota } 29342421Syokota 29442421Syokota return 0; 29542421Syokota} 29642421Syokota 29742421Syokota/* 29842421Syokota * Virtual frame buffer cdev driver functions 29942421Syokota * The virtual frame buffer driver dispatches driver functions to 30042421Syokota * appropriate subdrivers. 30142421Syokota */ 30242421Syokota 30348104Syokota#define FB_DRIVER_NAME "fb" 30442421Syokota 30542421Syokota#ifdef FB_INSTALL_CDEV 30642421Syokota 30748104Syokota#if experimental 30848104Syokota 30948104Syokotastatic devclass_t fb_devclass; 31048104Syokota 31148104Syokotastatic int fbprobe(device_t dev); 31248104Syokotastatic int fbattach(device_t dev); 31348104Syokota 31448104Syokotastatic device_method_t fb_methods[] = { 31548104Syokota DEVMETHOD(device_probe, fbprobe), 31648104Syokota DEVMETHOD(device_attach, fbattach), 31748104Syokota 31848104Syokota DEVMETHOD(bus_print_child, bus_generic_print_child), 31948104Syokota { 0, 0 } 32048104Syokota}; 32148104Syokota 32248104Syokotastatic driver_t fb_driver = { 32348104Syokota FB_DRIVER_NAME, 32448104Syokota fb_methods, 32548104Syokota 0, 32648104Syokota}; 32748104Syokota 32848104Syokotastatic int 32948104Syokotafbprobe(device_t dev) 33048104Syokota{ 33148104Syokota int unit; 33248104Syokota 33348104Syokota unit = device_get_unit(dev); 33448104Syokota if (unit >= adapters) 33548104Syokota return ENXIO; 33648104Syokota if (adapter[unit] == NULL) 33748104Syokota return ENXIO; 33848104Syokota 33948104Syokota device_set_desc(dev, "generic frame buffer"); 34048104Syokota return 0; 34148104Syokota} 34248104Syokota 34348104Syokotastatic int 34448104Syokotafbattach(device_t dev) 34548104Syokota{ 34648104Syokota printf("fbattach: about to attach children\n"); 34748104Syokota bus_generic_attach(dev); 34848104Syokota return 0; 34948104Syokota} 35048104Syokota 35148104Syokota#endif /* experimental */ 35248104Syokota 35342421Syokota#define FB_UNIT(dev) minor(dev) 35442421Syokota#define FB_MKMINOR(unit) (u) 35542421Syokota 356111576Sphk#if experimental 35742421Syokotastatic d_open_t fbopen; 35842421Syokotastatic d_close_t fbclose; 35948104Syokotastatic d_read_t fbread; 36048104Syokotastatic d_write_t fbwrite; 36142421Syokotastatic d_ioctl_t fbioctl; 36242421Syokotastatic d_mmap_t fbmmap; 36342421Syokota 36442421Syokota 36542421Syokotastatic struct cdevsw fb_cdevsw = { 366126080Sphk .d_version = D_VERSION, 367126080Sphk .d_flags = D_NEEDGIANT, 368111815Sphk .d_open = fbopen, 369111815Sphk .d_close = fbclose, 370111815Sphk .d_read = fbread, 371111815Sphk .d_write = fbwrite, 372111815Sphk .d_ioctl = fbioctl, 373111815Sphk .d_mmap = fbmmap, 374111815Sphk .d_name = FB_DRIVER_NAME, 37542421Syokota}; 376111576Sphk#endif 37742421Syokota 37842421Syokota 37971862Speterstatic int 38071862Speterfb_modevent(module_t mod, int type, void *data) 38171862Speter{ 38271862Speter 38371862Speter switch (type) { 38471862Speter case MOD_LOAD: 38571862Speter break; 38671862Speter case MOD_UNLOAD: 38771862Speter printf("fb module unload - not possible for this module type\n"); 38871862Speter return EINVAL; 389132199Sphk default: 390132199Sphk return EOPNOTSUPP; 39171862Speter } 39271862Speter return 0; 39371862Speter} 39442421Syokota 39571862Speterstatic moduledata_t fb_mod = { 39671862Speter "fb", 39771862Speter fb_modevent, 39871862Speter NULL 39971862Speter}; 40042421Syokota 40171862SpeterDECLARE_MODULE(fb, fb_mod, SI_SUB_PSEUDO, SI_ORDER_ANY); 40271862Speter 40342421Syokotaint 404120465Sphkfb_attach(int unit, video_adapter_t *adp, struct cdevsw *cdevsw) 40542421Syokota{ 40642421Syokota int s; 40742421Syokota 40842421Syokota if (adp->va_index >= adapters) 40942421Syokota return EINVAL; 41042421Syokota if (adapter[adp->va_index] != adp) 41142421Syokota return EINVAL; 41242421Syokota 41342421Syokota s = spltty(); 414120465Sphk adp->va_minor = unit; 41542421Syokota vidcdevsw[adp->va_index] = cdevsw; 41642421Syokota splx(s); 41742421Syokota 41842421Syokota printf("fb%d at %s%d\n", adp->va_index, adp->va_name, adp->va_unit); 41942421Syokota return 0; 42042421Syokota} 42142421Syokota 42242421Syokotaint 423120465Sphkfb_detach(int unit, video_adapter_t *adp, struct cdevsw *cdevsw) 42442421Syokota{ 42542421Syokota int s; 42642421Syokota 42742421Syokota if (adp->va_index >= adapters) 42842421Syokota return EINVAL; 42942421Syokota if (adapter[adp->va_index] != adp) 43042421Syokota return EINVAL; 43142421Syokota if (vidcdevsw[adp->va_index] != cdevsw) 43242421Syokota return EINVAL; 43342421Syokota 43442421Syokota s = spltty(); 43542421Syokota vidcdevsw[adp->va_index] = NULL; 43642421Syokota splx(s); 43742421Syokota return 0; 43842421Syokota} 43942421Syokota 44048104Syokota/* 44148104Syokota * Generic frame buffer cdev driver functions 44248104Syokota * Frame buffer subdrivers may call these functions to implement common 44348104Syokota * driver functions. 44448104Syokota */ 44548104Syokota 44648104Syokotaint genfbopen(genfb_softc_t *sc, video_adapter_t *adp, int flag, int mode, 44783366Sjulian struct thread *td) 44848104Syokota{ 44948104Syokota int s; 45048104Syokota 45148104Syokota s = spltty(); 45248104Syokota if (!(sc->gfb_flags & FB_OPEN)) 45348104Syokota sc->gfb_flags |= FB_OPEN; 45448104Syokota splx(s); 45548104Syokota return 0; 45648104Syokota} 45748104Syokota 45848104Syokotaint genfbclose(genfb_softc_t *sc, video_adapter_t *adp, int flag, int mode, 45983366Sjulian struct thread *td) 46048104Syokota{ 46148104Syokota int s; 46248104Syokota 46348104Syokota s = spltty(); 46448104Syokota sc->gfb_flags &= ~FB_OPEN; 46548104Syokota splx(s); 46648104Syokota return 0; 46748104Syokota} 46848104Syokota 46948104Syokotaint genfbread(genfb_softc_t *sc, video_adapter_t *adp, struct uio *uio, 47048104Syokota int flag) 47148104Syokota{ 47248104Syokota int size; 47348104Syokota int offset; 47448104Syokota int error; 47548104Syokota int len; 47648104Syokota 47748104Syokota error = 0; 47848104Syokota size = adp->va_buffer_size/adp->va_info.vi_planes; 47948104Syokota while (uio->uio_resid > 0) { 48048104Syokota if (uio->uio_offset >= size) 48148104Syokota break; 48248104Syokota offset = uio->uio_offset%adp->va_window_size; 48348104Syokota len = imin(uio->uio_resid, size - uio->uio_offset); 48448104Syokota len = imin(len, adp->va_window_size - offset); 48548104Syokota if (len <= 0) 48648104Syokota break; 48748104Syokota (*vidsw[adp->va_index]->set_win_org)(adp, uio->uio_offset); 48848104Syokota error = uiomove((caddr_t)(adp->va_window + offset), len, uio); 48948104Syokota if (error) 49048104Syokota break; 49148104Syokota } 49248104Syokota return error; 49348104Syokota} 49448104Syokota 49548104Syokotaint genfbwrite(genfb_softc_t *sc, video_adapter_t *adp, struct uio *uio, 49648104Syokota int flag) 49748104Syokota{ 49848104Syokota return ENODEV; 49948104Syokota} 50048104Syokota 50148104Syokotaint genfbioctl(genfb_softc_t *sc, video_adapter_t *adp, u_long cmd, 50283366Sjulian caddr_t arg, int flag, struct thread *td) 50348104Syokota{ 50448104Syokota int error; 50548104Syokota 50648104Syokota if (adp == NULL) /* XXX */ 50748104Syokota return ENXIO; 50848104Syokota error = (*vidsw[adp->va_index]->ioctl)(adp, cmd, arg); 50948104Syokota if (error == ENOIOCTL) 51048104Syokota error = ENODEV; 51148104Syokota return error; 51248104Syokota} 51348104Syokota 51448104Syokotaint genfbmmap(genfb_softc_t *sc, video_adapter_t *adp, vm_offset_t offset, 515111462Smux vm_offset_t *paddr, int prot) 51648104Syokota{ 517111462Smux return (*vidsw[adp->va_index]->mmap)(adp, offset, paddr, prot); 51848104Syokota} 51948104Syokota 52042421Syokota#endif /* FB_INSTALL_CDEV */ 52142421Syokota 52242421Syokotastatic char 52342421Syokota*adapter_name(int type) 52442421Syokota{ 52542421Syokota static struct { 52642421Syokota int type; 52742421Syokota char *name; 52842421Syokota } names[] = { 52942421Syokota { KD_MONO, "MDA" }, 53042421Syokota { KD_HERCULES, "Hercules" }, 53142421Syokota { KD_CGA, "CGA" }, 53242421Syokota { KD_EGA, "EGA" }, 53342421Syokota { KD_VGA, "VGA" }, 53442421Syokota { KD_PC98, "PC-98x1" }, 53548104Syokota { KD_TGA, "TGA" }, 53642421Syokota { -1, "Unknown" }, 53742421Syokota }; 53842421Syokota int i; 53942421Syokota 54042421Syokota for (i = 0; names[i].type != -1; ++i) 54142421Syokota if (names[i].type == type) 54242421Syokota break; 54342421Syokota return names[i].name; 54442421Syokota} 54542421Syokota 54648104Syokota/* 54748104Syokota * Generic low-level frame buffer functions 54848104Syokota * The low-level functions in the frame buffer subdriver may use these 54948104Syokota * functions. 55048104Syokota */ 55148104Syokota 55242421Syokotavoid 55342421Syokotafb_dump_adp_info(char *driver, video_adapter_t *adp, int level) 55442421Syokota{ 55542421Syokota if (level <= 0) 55642421Syokota return; 55742421Syokota 55842421Syokota printf("%s%d: %s%d, %s, type:%s (%d), flags:0x%x\n", 55948104Syokota FB_DRIVER_NAME, adp->va_index, driver, adp->va_unit, adp->va_name, 56042421Syokota adapter_name(adp->va_type), adp->va_type, adp->va_flags); 56194617Sobrien printf("%s%d: port:0x%lx-0x%lx, crtc:0x%lx, mem:0x%lx 0x%x\n", 56294617Sobrien FB_DRIVER_NAME, adp->va_index, (u_long)adp->va_io_base, 56394617Sobrien (u_long)adp->va_io_base + adp->va_io_size - 1, 56494617Sobrien (u_long)adp->va_crtc_addr, (u_long)adp->va_mem_base, 56594617Sobrien adp->va_mem_size); 56642421Syokota printf("%s%d: init mode:%d, bios mode:%d, current mode:%d\n", 56748104Syokota FB_DRIVER_NAME, adp->va_index, 56842421Syokota adp->va_initial_mode, adp->va_initial_bios_mode, adp->va_mode); 56948104Syokota printf("%s%d: window:%p size:%dk gran:%dk, buf:%p size:%dk\n", 57048104Syokota FB_DRIVER_NAME, adp->va_index, 57148104Syokota (void *)adp->va_window, (int)adp->va_window_size/1024, 57248104Syokota (int)adp->va_window_gran/1024, (void *)adp->va_buffer, 57342831Syokota (int)adp->va_buffer_size/1024); 57442421Syokota} 57542421Syokota 57642421Syokotavoid 57742421Syokotafb_dump_mode_info(char *driver, video_adapter_t *adp, video_info_t *info, 57842421Syokota int level) 57942421Syokota{ 58042421Syokota if (level <= 0) 58142421Syokota return; 58242421Syokota 58342421Syokota printf("%s%d: %s, mode:%d, flags:0x%x ", 58442421Syokota driver, adp->va_unit, adp->va_name, info->vi_mode, info->vi_flags); 58542421Syokota if (info->vi_flags & V_INFO_GRAPHICS) 58642421Syokota printf("G %dx%dx%d, %d plane(s), font:%dx%d, ", 58742421Syokota info->vi_width, info->vi_height, 58842421Syokota info->vi_depth, info->vi_planes, 58942421Syokota info->vi_cwidth, info->vi_cheight); 59042421Syokota else 59142421Syokota printf("T %dx%d, font:%dx%d, ", 59242421Syokota info->vi_width, info->vi_height, 59342421Syokota info->vi_cwidth, info->vi_cheight); 59494617Sobrien printf("win:0x%lx\n", (u_long)info->vi_window); 59542421Syokota} 59648104Syokota 59748104Syokotaint 59848104Syokotafb_type(int adp_type) 59948104Syokota{ 60048104Syokota static struct { 60148104Syokota int fb_type; 60248104Syokota int va_type; 60348104Syokota } types[] = { 60448104Syokota { FBTYPE_MDA, KD_MONO }, 60548104Syokota { FBTYPE_HERCULES, KD_HERCULES }, 60648104Syokota { FBTYPE_CGA, KD_CGA }, 60748104Syokota { FBTYPE_EGA, KD_EGA }, 60848104Syokota { FBTYPE_VGA, KD_VGA }, 60948104Syokota { FBTYPE_PC98, KD_PC98 }, 61048104Syokota { FBTYPE_TGA, KD_TGA }, 61148104Syokota }; 61248104Syokota int i; 61348104Syokota 61448104Syokota for (i = 0; i < sizeof(types)/sizeof(types[0]); ++i) { 61548104Syokota if (types[i].va_type == adp_type) 61648104Syokota return types[i].fb_type; 61748104Syokota } 61848104Syokota return -1; 61948104Syokota} 62048104Syokota 62148104Syokotaint 62248104Syokotafb_commonioctl(video_adapter_t *adp, u_long cmd, caddr_t arg) 62348104Syokota{ 62448104Syokota int error; 62548104Syokota int s; 62648104Syokota 62748104Syokota /* assert(adp != NULL) */ 62848104Syokota 62948104Syokota error = 0; 63048104Syokota s = spltty(); 63148104Syokota 63248104Syokota switch (cmd) { 63348104Syokota 63448104Syokota case FBIO_ADAPTER: /* get video adapter index */ 63548104Syokota *(int *)arg = adp->va_index; 63648104Syokota break; 63748104Syokota 63848104Syokota case FBIO_ADPTYPE: /* get video adapter type */ 63948104Syokota *(int *)arg = adp->va_type; 64048104Syokota break; 64148104Syokota 64248104Syokota case FBIO_ADPINFO: /* get video adapter info */ 64348104Syokota ((video_adapter_info_t *)arg)->va_index = adp->va_index; 64448104Syokota ((video_adapter_info_t *)arg)->va_type = adp->va_type; 64548104Syokota bcopy(adp->va_name, ((video_adapter_info_t *)arg)->va_name, 64648104Syokota imin(strlen(adp->va_name) + 1, 64748104Syokota sizeof(((video_adapter_info_t *)arg)->va_name))); 64848104Syokota ((video_adapter_info_t *)arg)->va_unit = adp->va_unit; 64948104Syokota ((video_adapter_info_t *)arg)->va_flags = adp->va_flags; 65048104Syokota ((video_adapter_info_t *)arg)->va_io_base = adp->va_io_base; 65148104Syokota ((video_adapter_info_t *)arg)->va_io_size = adp->va_io_size; 65248104Syokota ((video_adapter_info_t *)arg)->va_crtc_addr = adp->va_crtc_addr; 65348104Syokota ((video_adapter_info_t *)arg)->va_mem_base = adp->va_mem_base; 65448104Syokota ((video_adapter_info_t *)arg)->va_mem_size = adp->va_mem_size; 65548104Syokota ((video_adapter_info_t *)arg)->va_window 65660742Sgallatin#ifdef __i386__ 65748104Syokota = vtophys(adp->va_window); 65860742Sgallatin#else 65960742Sgallatin = adp->va_window; 66060742Sgallatin#endif 66148104Syokota ((video_adapter_info_t *)arg)->va_window_size 66248104Syokota = adp->va_window_size; 66348104Syokota ((video_adapter_info_t *)arg)->va_window_gran 66448104Syokota = adp->va_window_gran; 66548104Syokota ((video_adapter_info_t *)arg)->va_window_orig 66648104Syokota = adp->va_window_orig; 66748104Syokota ((video_adapter_info_t *)arg)->va_unused0 66860742Sgallatin#ifdef __i386__ 66948104Syokota = (adp->va_buffer) ? vtophys(adp->va_buffer) : 0; 67060742Sgallatin#else 67160742Sgallatin = adp->va_buffer; 67260742Sgallatin#endif 67348104Syokota ((video_adapter_info_t *)arg)->va_buffer_size 67448104Syokota = adp->va_buffer_size; 67548104Syokota ((video_adapter_info_t *)arg)->va_mode = adp->va_mode; 67648104Syokota ((video_adapter_info_t *)arg)->va_initial_mode 67748104Syokota = adp->va_initial_mode; 67848104Syokota ((video_adapter_info_t *)arg)->va_initial_bios_mode 67948104Syokota = adp->va_initial_bios_mode; 68048104Syokota ((video_adapter_info_t *)arg)->va_line_width 68148104Syokota = adp->va_line_width; 68248104Syokota ((video_adapter_info_t *)arg)->va_disp_start.x 68348104Syokota = adp->va_disp_start.x; 68448104Syokota ((video_adapter_info_t *)arg)->va_disp_start.y 68548104Syokota = adp->va_disp_start.y; 68648104Syokota break; 68748104Syokota 68848104Syokota case FBIO_MODEINFO: /* get mode information */ 68948104Syokota error = (*vidsw[adp->va_index]->get_info)(adp, 69048104Syokota ((video_info_t *)arg)->vi_mode, 69148104Syokota (video_info_t *)arg); 69248104Syokota if (error) 69348104Syokota error = ENODEV; 69448104Syokota break; 69548104Syokota 69648104Syokota case FBIO_FINDMODE: /* find a matching video mode */ 69748104Syokota error = (*vidsw[adp->va_index]->query_mode)(adp, 69848104Syokota (video_info_t *)arg); 69948104Syokota break; 70048104Syokota 70148104Syokota case FBIO_GETMODE: /* get video mode */ 70248104Syokota *(int *)arg = adp->va_mode; 70348104Syokota break; 70448104Syokota 70548104Syokota case FBIO_SETMODE: /* set video mode */ 70648104Syokota error = (*vidsw[adp->va_index]->set_mode)(adp, *(int *)arg); 70748104Syokota if (error) 70848104Syokota error = ENODEV; /* EINVAL? */ 70948104Syokota break; 71048104Syokota 71148104Syokota case FBIO_GETWINORG: /* get frame buffer window origin */ 71248104Syokota *(u_int *)arg = adp->va_window_orig; 71348104Syokota break; 71448104Syokota 71548104Syokota case FBIO_GETDISPSTART: /* get display start address */ 71648104Syokota ((video_display_start_t *)arg)->x = adp->va_disp_start.x; 71748104Syokota ((video_display_start_t *)arg)->y = adp->va_disp_start.y; 71848104Syokota break; 71948104Syokota 72048104Syokota case FBIO_GETLINEWIDTH: /* get scan line width in bytes */ 72148104Syokota *(u_int *)arg = adp->va_line_width; 72248104Syokota break; 72348104Syokota 72481039Syokota case FBIO_BLANK: /* blank display */ 72581039Syokota error = (*vidsw[adp->va_index]->blank_display)(adp, *(int *)arg); 72681039Syokota break; 72781039Syokota 72848104Syokota case FBIO_GETPALETTE: /* get color palette */ 72948104Syokota case FBIO_SETPALETTE: /* set color palette */ 73048104Syokota /* XXX */ 73148104Syokota 73248104Syokota case FBIOPUTCMAP: 73348104Syokota case FBIOGETCMAP: 73481039Syokota case FBIOPUTCMAPI: 73581039Syokota case FBIOGETCMAPI: 73648104Syokota /* XXX */ 73748104Syokota 73848104Syokota case FBIO_SETWINORG: /* set frame buffer window origin */ 73948104Syokota case FBIO_SETDISPSTART: /* set display start address */ 74048104Syokota case FBIO_SETLINEWIDTH: /* set scan line width in pixel */ 74148104Syokota 74248104Syokota case FBIOGTYPE: 74348104Syokota case FBIOGATTR: 74448104Syokota case FBIOSVIDEO: 74548104Syokota case FBIOGVIDEO: 74681039Syokota case FBIOVERTICAL: 74748104Syokota case FBIOSCURSOR: 74848104Syokota case FBIOGCURSOR: 74948104Syokota case FBIOSCURPOS: 75048104Syokota case FBIOGCURPOS: 75148104Syokota case FBIOGCURMAX: 75281039Syokota case FBIOMONINFO: 75381039Syokota case FBIOGXINFO: 75448104Syokota 75548104Syokota default: 75648104Syokota error = ENODEV; 75748104Syokota break; 75848104Syokota } 75948104Syokota 76048104Syokota splx(s); 76148104Syokota return error; 76248104Syokota} 763