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- /*
- * $XConsortium: omronDtBm.c,v 1.1 91/06/29 13:48:53 xguest Exp $
- *
- * Copyright 1991 by OMRON Corporation
- *
- * 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 OMRON not be used in advertising or
- * publicity pertaining to distribution of the software without specific,
- * written prior permission. OMRON makes no representations about the
- * suitability of this software for any purpose. It is provided "as is"
- * without express or implied warranty.
- *
- * OMRON DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL OMRON
- * 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.
- */
-
- #ifndef luna88k
- #include "omron.h"
-
- #include "omronFb.h"
-
- /*
- ** color palette
- */
- struct pal{
- unsigned char red;
- unsigned char green;
- unsigned char blue;
- };
-
- static struct pal paldata[256] = {
- {~0,~0,~0}, {0,0,0},
- {~0,~0,~0}, {0,0,0},
- {~0,~0,~0}, {0,0,0},
- {~0,~0,~0}, {0,0,0},
- {~0,~0,~0}, {0,0,0},
- {~0,~0,~0}, {0,0,0},
- {~0,~0,~0}, {0,0,0},
- {~0,~0,~0}, {0,0,0}
- };
-
- static struct pal palinit[256] = {
- {~0,~0,~0}, {0,0,0},
- {~0,~0,~0}, {0,0,0},
- {~0,~0,~0}, {0,0,0},
- {~0,~0,~0}, {0,0,0},
- {~0,~0,~0}, {0,0,0},
- {~0,~0,~0}, {0,0,0},
- {~0,~0,~0}, {0,0,0},
- {~0,~0,~0}, {0,0,0}
- };
-
- static struct pal palsave[256];
-
- static int pagesize;
-
- static Bool omronDtBmPalCreate();
- static void omronDtBmPalInit();
- static void omronDtBmGetPal();
- static void omronDtBmSetPal();
-
- Bool
- omronDtBmCreate(omron_fb_info)
- OmronFbInfoPtr omron_fb_info;
- {
- DtBmMapPtr dt_bm_reg = (DtBmMapPtr)0xb1000000; /* frame buffer i/o port */
-
- /* Set transparent Mapping. */
- #ifdef uniosu
- if(sys9100(S91TPTRE, 0x80, 0x3f, 0) < 0) {
- return FALSE;
- }
- #else
- if(sysomron(S91TPTRE, 0x80, 0x3f, 0) < 0) {
- return FALSE;
- }
- #endif
-
- omron_fb_info->plane = (char *)0xb10c0008;
-
-
- omron_fb_info->fbmap = (char *)dt_bm_reg;
- omron_fb_info->refresh_reg = &(dt_bm_reg->refresh.reg);
-
- if (!omronDtBmPalCreate(omron_fb_info)) {
- return FALSE;
- }
-
- if (omron_fb_info->fb_type == DT_PLASMA)
- *(omron_fb_info->refresh_reg) = 0x100000;
- else if (omron_fb_info->fb_type == DT_BM8)
- *(omron_fb_info->refresh_reg) = 0xff07f7e6;
- else
- *(omron_fb_info->refresh_reg) = 0xff07f7e5;
-
- return TRUE;
- }
-
-
- static Bool
- omronDtBmSaveScreen(pScreen, on)
- ScreenPtr pScreen;
- Bool on;
- {
- static int omronScreenIsSaved = FALSE;
- struct pal savepal[256];
- OmronFbInfoPtr pFbInfo =
- (OmronFbInfoPtr)pScreen->devPrivates[omronScreenIndex].ptr;
-
- if (on != SCREEN_SAVER_ON) {
- omronSetLastEventTime();
- if(omronScreenIsSaved == TRUE) {
- omronDtBmSetPal(pFbInfo, palsave);
- omronScreenIsSaved = FALSE;
- }
- return TRUE;
- }
-
- bzero(savepal, sizeof(savepal));
- omronDtBmSetPal(pFbInfo, savepal);
- omronScreenIsSaved = TRUE;
- return TRUE;
- }
-
- Bool
- omronDtBmInit(index, pScreen, argc, argv)
- int index;
- ScreenPtr pScreen;
- int argc;
- char **argv;
- {
- OmronFbInfoPtr pFbInfo;
- extern miPointerScreenFuncRec omronPointerScreenFuncs;
-
- pFbInfo = (OmronFbInfoPtr) pScreen->devPrivates[omronScreenIndex].ptr;
-
- omronDtBmPalInit(pFbInfo);
-
- if (!monitorResolution) {
- if (pFbInfo->fb_type == DT_PLASMA)
- monitorResolution = PLASMA_TV_RESOLUTION;
- else
- monitorResolution = MONO_TV_RESOLUTION;
- }
-
- if(!mfbScreenInit(pScreen,(pointer)pFbInfo->plane,
- pFbInfo->scr_width,pFbInfo->scr_height,
- monitorResolution,monitorResolution,pFbInfo->fb_width)){
- ErrorF("mfbScreenInit error.\n");
- return FALSE;
- }
-
- pScreen->whitePixel = 0;
- pScreen->blackPixel = 1;
-
- miDCInitialize (pScreen, &omronPointerScreenFuncs);
-
- mfbCreateDefColormap(pScreen);
-
- pScreen->SaveScreen = omronDtBmSaveScreen;
-
- omronDtBmSaveScreen(pScreen, SCREEN_SAVER_FORCER);
-
- return TRUE;
-
- }
-
- static void
- omronDtBmPalClose(omron_fb_info)
- OmronFbInfoPtr omron_fb_info;
- {
- union palette_bm8 *dt_bm8_pal;
-
- omronDtBmSetPal(omron_fb_info, paldata);
-
- if(omron_fb_info->fb_type == DT_BM8) {
- dt_bm8_pal = (union palette_bm8 *)(omron_fb_info->palmap);
- dt_bm8_pal->reg.addr = 0x4L;
- dt_bm8_pal->reg.command = 0x1L;
- } else if(omron_fb_info->fb_type == DT_PLASMA) {
- *(omron_fb_info->refresh_reg) = 0;
- }
-
- if (munmap(omron_fb_info->palmap, omron_fb_info->palmapsize) < 0) {
- Error("Can't munmap palette.");
- }
-
- free(omron_fb_info->palmap);
- (void)close(omron_fb_info->palfd);
- }
-
-
- static Bool
- omronDtBmPalCreate(omron_fb_info)
- OmronFbInfoPtr omron_fb_info;
- {
- union palette_bm8 *dt_bm8_pal;
-
- if ((omron_fb_info->palfd = open("/dev/palette",2)) < 0) {
- Error("Can't open /dev/palette");
- return FALSE;
- }
-
- #ifndef uniosu
- pagesize = getpagesize();
- #endif
-
- if(omron_fb_info->fb_type == DT_BM8) { /* BM8 */
- #ifndef uniosu
- omron_fb_info->palmapsize =
- (sizeof(union palette_bm8) + (pagesize - 1)) & ~(pagesize - 1);
- #else
- omron_fb_info->palmapsize = sizeof(union palette_bm8);
- #endif
- } else { /* BM */
- #ifndef uniosu
- omron_fb_info->palmapsize =
- (sizeof(union palette) + (pagesize - 1)) & ~(pagesize - 1);
- #else
- omron_fb_info->palmapsize = sizeof(union palette);
- #endif
- }
-
- omron_fb_info->palmap = valloc(omron_fb_info->palmapsize);
-
- if(omron_fb_info->palmap == (char *) NULL) {
- Error("Can't allocate palette.");
- return FALSE;
- }
-
- if (mmap(omron_fb_info->palmap, omron_fb_info->palmapsize,
- (PROT_WRITE | PROT_READ),MAP_SHARED, omron_fb_info->palfd, 0) < 0) {
- Error("Can't mmap palette.");
- free(omron_fb_info->palmap);
- return FALSE;
- }
-
- if(ioctl(omron_fb_info->palfd, PLTIOCUND, 0) < 0) {
- Error("ioctl PLTIOCUND error.");
- return FALSE;
- }
-
- if(omron_fb_info->fb_type == DT_BM8) { /* BM8 */
- dt_bm8_pal = (union palette_bm8 *)(omron_fb_info->palmap);
- dt_bm8_pal->reg.addr = 0x04;
- dt_bm8_pal->reg.command = (1 << omron_fb_info->fb_depth) - 1;
- dt_bm8_pal->reg.addr = 0x06;
- dt_bm8_pal->reg.command = 0x40;
- }
-
- omronDtBmGetPal(omron_fb_info, paldata);
-
- return TRUE;
- }
-
-
- static void
- omronDtBmPalInit(omron_fb_info)
- OmronFbInfoPtr omron_fb_info;
- {
- bcopy(palinit, palsave, sizeof(palinit));
- omronDtBmSetPal(omron_fb_info, palsave);
- }
-
-
- static void
- omronDtBmSetPal(omron_fb_info, pal)
- OmronFbInfoPtr omron_fb_info;
- struct pal *pal;
- {
- union palette *dt_bm_pal;
- union palette_bm8 *dt_bm8_pal;
- register int i, j;
- unsigned char *palp;
-
- if(omron_fb_info->fb_type == DT_BM8) { /* BM8 */
- dt_bm8_pal = (union palette_bm8 *)(omron_fb_info->palmap);
- for (i = 0; i < 256; i++) {
- palp = &pal++->red;
- dt_bm8_pal->reg.addr = i;
- for (j = 0; j < 3; j++) {
- dt_bm8_pal->reg.coldata = *palp++;
- }
- }
- } else {
- dt_bm_pal = (union palette *)(omron_fb_info->palmap);
- /* restore palette data */
- for (i = 0; i < 16; i++) {
- palp = &pal++->red;
- dt_bm_pal->reg.addr = i << 4;
- for (j = 0; j < 3; j++)
- dt_bm_pal->reg.coldata = *palp++;
- }
- }
- }
-
-
- static void
- omronDtBmGetPal(omron_fb_info, pal)
- OmronFbInfoPtr omron_fb_info;
- struct pal *pal;
- {
- union palette *dt_bm_pal;
- union palette_bm8 *dt_bm8_pal;
- register int i,j;
- unsigned char *palp;
-
- if(omron_fb_info->fb_type == DT_BM8) { /* BM8 */
- dt_bm8_pal = (union palette_bm8 *)(omron_fb_info->palmap);
-
- /* save the CPU ROM palette setting */
- for (i = 0; i < 256; i++) {
- palp = &pal++->red;
- dt_bm8_pal->reg.addr = i;
- for (j = 0; j < 3; j++) {
- *palp++ = dt_bm8_pal->reg.coldata;
- }
- }
- } else {
- dt_bm_pal = (union palette *)(omron_fb_info->palmap);
-
- /* save the CPU ROM palette setting */
- for (i = 0; i < 16; i++) {
- palp = &pal++->red;
- dt_bm_pal->reg.addr = i << 4;
- for (j = 0; j < 3; j++) {
- *palp++ = dt_bm_pal->reg.coldata;
- }
- }
- }
- }
-
-
- static void
- omronDtBmFbClear(omron_fb_info)
- OmronFbInfoPtr omron_fb_info;
- {
- register int *f;
- register int nw,height;
- int nwidth,nlwidth,nlwExtra;
-
- f = (int *)omron_fb_info->plane;
- nlwidth = (omron_fb_info->fb_width)>>5;
- nwidth = (omron_fb_info->scr_width)>>5;
- nlwExtra = nlwidth - nwidth;
- height =omron_fb_info->scr_height;
-
- while(height--) {
- nw = nwidth;
- while(nw--)
- *f++ = 0;
- f += nlwExtra;
- }
- }
-
- void
- omronDtBmGiveUp(omron_fb_info)
- OmronFbInfoPtr omron_fb_info;
- {
- omronDtBmFbClear(omron_fb_info);
- omronDtBmPalClose(omron_fb_info);
- }
- /*
- #endif
- */
- #endif /* !luna88k */
-