diff options
Diffstat (limited to 'hw/kdrive/itsy/itsy.c')
| -rw-r--r-- | hw/kdrive/itsy/itsy.c | 311 |
1 files changed, 311 insertions, 0 deletions
diff --git a/hw/kdrive/itsy/itsy.c b/hw/kdrive/itsy/itsy.c new file mode 100644 index 000000000..68ce60aaa --- /dev/null +++ b/hw/kdrive/itsy/itsy.c @@ -0,0 +1,311 @@ +/* + * $Id$ + * + * Copyright © 1999 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Keith Packard not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Keith Packard makes no + * representations about the suitability of this software for any purpose. It + * is provided "as is" without express or implied warranty. + * + * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ +/* $XFree86: $ */ + +#include "itsy.h" + +/* struct with LCD characteristics defined in fb_brutus.h */ +static struct FbLcdParamsStruct fbLcdParams; +static int fb_d; +static int fbn; +Bool +itsyCardInit (KdCardInfo *card) +{ + int k; + char *fb; + char *pixels; + + if ((fb_d = open("/dev/fbclone", O_RDWR)) < 0) { + perror("Error opening /dev/fb\n"); + return FALSE; + } + if ((k=ioctl(fb_d, FB_LCD_PARAMS, &fbLcdParams)) != 0) { + perror("Error with /dev/fb ioctl FB_LCD_PARAMS call"); + return FALSE; + } + + fb = (char *) mmap ((caddr_t) NULL, fbLcdParams.frameBufferSize, + PROT_READ|PROT_WRITE, MAP_FILE|MAP_SHARED, fb_d, 0); + + fprintf (stderr, "fb mapped at 0x%x\n", fb); + if (fb == (char *)-1) { + perror("ERROR: mmap framebuffer fails!"); + return FALSE; + } + + card->driver = fb; + + return TRUE; +} + +Bool +itsyScreenInit (KdScreenInfo *screen) +{ + CARD8 *fb = screen->card->driver; + + screen->width = fbLcdParams.screenSizeH; + screen->height = fbLcdParams.screenSizeV; + screen->depth = fbLcdParams.bitsPerPixel; + screen->bitsPerPixel = fbLcdParams.bitsPerPixel; + screen->byteStride = fbLcdParams.frameBufferSizeH; + screen->pixelStride = (fbLcdParams.frameBufferSizeH * 8 / + fbLcdParams.bitsPerPixel); + fprintf (stderr, "width %d height %d depth %d pstride %d bstride %d\n", + screen->width, screen->height, screen->depth, + screen->pixelStride, screen->byteStride); + screen->dumb = FALSE; + screen->softCursor = TRUE; + screen->blueMask = 0; + screen->greenMask = 0; + screen->redMask = 0; + screen->visuals = 1 << StaticGray; + screen->rate = 72; + screen->frameBuffer = (CARD8 *) (fb + + fbLcdParams.pixelDataOffset + + (fbLcdParams.reserveTopRows * + screen->byteStride)); + fprintf (stderr, "Frame buffer 0x%x\n", screen->frameBuffer); + return TRUE; +} + +void +itsyPreserve (KdCardInfo *card) +{ +} + +void +itsyEnable (ScreenPtr pScreen) +{ + KdScreenPriv(pScreen); + + fprintf (stderr, "Enabling LCD display\n"); + /* display it on the LCD */ + ioctl(fb_d, FB_LCD_SHOW, 0); +} + +Bool +itsyDPMS (ScreenPtr pScreen, int mode) +{ + if (mode) + ioctl (fb_d, FB_LCD_OFF, 0); + else + ioctl (fb_d, FB_LCD_ON, 0); + return TRUE; +} + +void +itsyDisable (ScreenPtr pScreen) +{ +/* ioctl (fb_d, FB_LCD_SWITCH, 0); */ +/* fprintf (stderr, "Disabling LCD display\n");*/ +} + +void +itsyRestore (KdCardInfo *card) +{ +} + +void +itsyScreenFini (KdScreenInfo *screen) +{ +} + +void +itsyCardFini (KdCardInfo *card) +{ + int k; + + fprintf (stderr, "Unmapping driver at 0x%x\n", card->driver); + munmap (card->driver, fbLcdParams.frameBufferSize); + fprintf (stderr, "Releasing fbn %d\n", fbn); + /* release it */ + if (ioctl(fb_d, FB_LCD_FREE, fbn) != 0) { + printf("FB_LCD_FREE of %d fails!\n", fbn); + } + close (fb_d); + fprintf (stderr, "itsyFini done\n"); +} + +static unsigned short itsyIntensity[16] = { + 0xffff, + 0xffff, + 0xedb6, + 0xdb6d, + 0xc924, + 0xb6db, + 0xa492, + 0x9249, + 0x8000, + 0x6db6, + 0x5b6d, + 0x4924, + 0x36db, + 0x2492, + 0x1249, + 0x0000, +}; + +Bool +itsyCreateColormap (ColormapPtr pmap) +{ + int i; + + for (i = 0; i < 16; i++) + { + pmap->red[i].co.local.red = itsyIntensity[i]; + pmap->red[i].co.local.green = itsyIntensity[i]; + pmap->red[i].co.local.blue = itsyIntensity[i]; + } + return TRUE; +} + +Bool +itsySetupScreen (ScreenPtr pScreen) +{ + pScreen->CreateColormap = itsyCreateColormap; + return FALSE; +} + +KdCardFuncs itsyFuncs = { + itsyCardInit, /* cardinit */ + itsyScreenInit, /* scrinit */ + itsyPreserve, /* preserve */ + itsyEnable, /* enable */ + itsyDPMS, /* dpms */ + itsyDisable, /* disable */ + itsyRestore, /* restore */ + itsyScreenFini, /* scrfini */ + itsyCardFini, /* cardfini */ + + 0, /* initCursor */ + 0, /* enableCursor */ + 0, /* disableCursor */ + 0, /* finiCursor */ + 0, /* recolorCursor */ + + itsySetupScreen, /* initAccel */ + 0, /* enableAccel */ + 0, /* disableAccel */ + 0, /* finiAccel */ + + 0, /* getColors */ + 0, /* putColors */ +}; + +void +InitCard (void) +{ + KdCardAttr attr; + + KdCardInfoAdd (&itsyFuncs, &attr, 0); +} + +void +InitOutput (ScreenInfo *pScreenInfo, int argc, char **argv) +{ + KdInitOutput (pScreenInfo, argc, argv); +} + +void +InitInput (int argc, char **argv) +{ + KdInitInput (&itsyTsMouseFuncs, &itsyKeyboardFuncs); +} + +int itsySessionFd = -1; + +int +ItsyOsInit (void) +{ + pid_t sid; + int i; + itsy_session_info info; + + if (itsySessionFd < 0) + { + itsySessionFd = open ("/dev/session", 0); + ErrorF("itsySessionFD %d\n", itsySessionFd); + } + + (void) setsid (); + sid = getsid (0); + ErrorF ("Session ID %d PID %d\n", sid, getpid ()); + info.sid = sid; + strcpy (info.name, "X"); + if (itsySessionFd >= 0) + { + i = ioctl (itsySessionFd, SESSION_SET_INFO, &info); + if (i < 0) + perror ("SESSION_SET_INFO"); + } + return 1; +} + +void +ItsyOsEnable (void) +{ + itsy_session_request req; + int i; + +#define MANAGER_SID_TO_FOREGROUND 2 + + req.operation = MANAGER_SID_TO_FOREGROUND; + req.data = 0; + if (itsySessionFd >= 0) + { + i = ioctl (itsySessionFd, SESSION_MANAGER_REQUEST, &req); + if (i < 0) + perror ("SESSION_MANAGER_REQUEST"); + } +} + +Bool +ItsyOsSpecialKey (KeySym sym) +{ + return FALSE; +} + +void +ItsyOsDisable (void) +{ +} + +void +ItsyOsFini (void) +{ +} + +KdOsFuncs ItsyOsFuncs = { + ItsyOsInit, + ItsyOsEnable, + ItsyOsSpecialKey, + ItsyOsDisable, + ItsyOsFini, +}; + +void +OsVendorInit (void) +{ + KdOsInit (&ItsyOsFuncs); +} |