From 06d389a0ce41d1a3d1f214c64a1241be0fdf440b Mon Sep 17 00:00:00 2001 From: Mike Gabriel Date: Wed, 27 May 2015 12:34:12 +0200 Subject: library clean-up: Drop libXx86{misc,vm,dga} libraries. Not needed by nx-libs. --- nx-X11/lib/Xxf86dga/XF86DGA.c | 722 ------------------------------------------ 1 file changed, 722 deletions(-) delete mode 100644 nx-X11/lib/Xxf86dga/XF86DGA.c (limited to 'nx-X11/lib/Xxf86dga/XF86DGA.c') diff --git a/nx-X11/lib/Xxf86dga/XF86DGA.c b/nx-X11/lib/Xxf86dga/XF86DGA.c deleted file mode 100644 index 95d7596e2..000000000 --- a/nx-X11/lib/Xxf86dga/XF86DGA.c +++ /dev/null @@ -1,722 +0,0 @@ -/* $XFree86: xc/lib/Xxf86dga/XF86DGA.c,v 3.23tsi Exp $ */ -/* - -Copyright (c) 1995 Jon Tombs -Copyright (c) 1995,1996 The XFree86 Project, Inc - -*/ - -/* THIS IS NOT AN X CONSORTIUM STANDARD */ - -#ifdef __UNIXOS2__ /* needed here to override certain constants in X headers */ -#define INCL_DOS -#define INCL_DOSIOCTL -#define I_NEED_OS2_H -#include -#endif - -#if defined(linux) -#define HAS_MMAP_ANON -#include -#include -/* kernel header doesn't work with -ansi */ -/* #include */ /* PAGE_SIZE */ -#define HAS_SC_PAGESIZE /* _SC_PAGESIZE may be an enum for Linux */ -#define HAS_GETPAGESIZE -#endif /* linux */ - -#if defined(CSRG_BASED) -#define HAS_MMAP_ANON -#define HAS_GETPAGESIZE -#include -#include -#endif /* CSRG_BASED */ - -#if defined(DGUX) -#define HAS_GETPAGESIZE -#define MMAP_DEV_ZERO -#include -#include -#include -#endif /* DGUX */ - -#if defined(SVR4) && !defined(DGUX) -#define MMAP_DEV_ZERO -#include -#include -#include -#endif /* SVR4 && !DGUX */ - -#if defined(sun) && !defined(SVR4) /* SunOS */ -#define MMAP_DEV_ZERO /* doesn't SunOS have MAP_ANON ?? */ -#define HAS_GETPAGESIZE -#include -#include -#endif /* sun && !SVR4 */ - -#ifdef XNO_SYSCONF -#undef _SC_PAGESIZE -#endif - - -#define NEED_EVENTS -#define NEED_REPLIES -#include -#include -#include -#include -#include - -extern XExtDisplayInfo* xdga_find_display(Display*); -extern char *xdga_extension_name; - -#define XF86DGACheckExtension(dpy,i,val) \ - XextCheckExtension (dpy, i, xdga_extension_name, val) - -/***************************************************************************** - * * - * public XFree86-DGA Extension routines * - * * - *****************************************************************************/ - -Bool XF86DGAQueryExtension ( - Display *dpy, - int *event_basep, - int *error_basep -){ - return XDGAQueryExtension(dpy, event_basep, error_basep); -} - -Bool XF86DGAQueryVersion( - Display* dpy, - int* majorVersion, - int* minorVersion -){ - return XDGAQueryVersion(dpy, majorVersion, minorVersion); -} - -Bool XF86DGAGetVideoLL( - Display* dpy, - int screen, - int *offset, - int *width, - int *bank_size, - int *ram_size -){ - XExtDisplayInfo *info = xdga_find_display (dpy); - xXF86DGAGetVideoLLReply rep; - xXF86DGAGetVideoLLReq *req; - - XF86DGACheckExtension (dpy, info, False); - - LockDisplay(dpy); - GetReq(XF86DGAGetVideoLL, req); - req->reqType = info->codes->major_opcode; - req->dgaReqType = X_XF86DGAGetVideoLL; - req->screen = screen; - if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) { - UnlockDisplay(dpy); - SyncHandle(); - return False; - } - - *offset = /*(char *)*/rep.offset; - *width = rep.width; - *bank_size = rep.bank_size; - *ram_size = rep.ram_size; - - UnlockDisplay(dpy); - SyncHandle(); - return True; -} - - -Bool XF86DGADirectVideoLL( - Display* dpy, - int screen, - int enable -){ - XExtDisplayInfo *info = xdga_find_display (dpy); - xXF86DGADirectVideoReq *req; - - XF86DGACheckExtension (dpy, info, False); - - LockDisplay(dpy); - GetReq(XF86DGADirectVideo, req); - req->reqType = info->codes->major_opcode; - req->dgaReqType = X_XF86DGADirectVideo; - req->screen = screen; - req->enable = enable; - UnlockDisplay(dpy); - SyncHandle(); - XSync(dpy,False); - return True; -} - -Bool XF86DGAGetViewPortSize( - Display* dpy, - int screen, - int *width, - int *height -){ - XExtDisplayInfo *info = xdga_find_display (dpy); - xXF86DGAGetViewPortSizeReply rep; - xXF86DGAGetViewPortSizeReq *req; - - XF86DGACheckExtension (dpy, info, False); - - LockDisplay(dpy); - GetReq(XF86DGAGetViewPortSize, req); - req->reqType = info->codes->major_opcode; - req->dgaReqType = X_XF86DGAGetViewPortSize; - req->screen = screen; - if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) { - UnlockDisplay(dpy); - SyncHandle(); - return False; - } - - *width = rep.width; - *height = rep.height; - - UnlockDisplay(dpy); - SyncHandle(); - return True; -} - - -Bool XF86DGASetViewPort( - Display* dpy, - int screen, - int x, - int y -){ - XExtDisplayInfo *info = xdga_find_display (dpy); - xXF86DGASetViewPortReq *req; - - XF86DGACheckExtension (dpy, info, False); - - LockDisplay(dpy); - GetReq(XF86DGASetViewPort, req); - req->reqType = info->codes->major_opcode; - req->dgaReqType = X_XF86DGASetViewPort; - req->screen = screen; - req->x = x; - req->y = y; - UnlockDisplay(dpy); - SyncHandle(); - XSync(dpy,False); - return True; -} - - -Bool XF86DGAGetVidPage( - Display* dpy, - int screen, - int *vpage -){ - XExtDisplayInfo *info = xdga_find_display (dpy); - xXF86DGAGetVidPageReply rep; - xXF86DGAGetVidPageReq *req; - - XF86DGACheckExtension (dpy, info, False); - - LockDisplay(dpy); - GetReq(XF86DGAGetVidPage, req); - req->reqType = info->codes->major_opcode; - req->dgaReqType = X_XF86DGAGetVidPage; - req->screen = screen; - if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) { - UnlockDisplay(dpy); - SyncHandle(); - return False; - } - - *vpage = rep.vpage; - UnlockDisplay(dpy); - SyncHandle(); - return True; -} - - -Bool XF86DGASetVidPage( - Display* dpy, - int screen, - int vpage -){ - XExtDisplayInfo *info = xdga_find_display (dpy); - xXF86DGASetVidPageReq *req; - - XF86DGACheckExtension (dpy, info, False); - - LockDisplay(dpy); - GetReq(XF86DGASetVidPage, req); - req->reqType = info->codes->major_opcode; - req->dgaReqType = X_XF86DGASetVidPage; - req->screen = screen; - req->vpage = vpage; - UnlockDisplay(dpy); - SyncHandle(); - XSync(dpy,False); - return True; -} - -Bool XF86DGAInstallColormap( - Display* dpy, - int screen, - Colormap cmap -){ - XExtDisplayInfo *info = xdga_find_display (dpy); - xXF86DGAInstallColormapReq *req; - - XF86DGACheckExtension (dpy, info, False); - - LockDisplay(dpy); - GetReq(XF86DGAInstallColormap, req); - req->reqType = info->codes->major_opcode; - req->dgaReqType = X_XF86DGAInstallColormap; - req->screen = screen; - req->id = cmap; - UnlockDisplay(dpy); - SyncHandle(); - XSync(dpy,False); - return True; -} - -Bool XF86DGAQueryDirectVideo( - Display *dpy, - int screen, - int *flags -){ - XExtDisplayInfo *info = xdga_find_display (dpy); - xXF86DGAQueryDirectVideoReply rep; - xXF86DGAQueryDirectVideoReq *req; - - XF86DGACheckExtension (dpy, info, False); - - LockDisplay(dpy); - GetReq(XF86DGAQueryDirectVideo, req); - req->reqType = info->codes->major_opcode; - req->dgaReqType = X_XF86DGAQueryDirectVideo; - req->screen = screen; - if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) { - UnlockDisplay(dpy); - SyncHandle(); - return False; - } - *flags = rep.flags; - UnlockDisplay(dpy); - SyncHandle(); - return True; -} - -Bool XF86DGAViewPortChanged( - Display *dpy, - int screen, - int n -){ - XExtDisplayInfo *info = xdga_find_display (dpy); - xXF86DGAViewPortChangedReply rep; - xXF86DGAViewPortChangedReq *req; - - XF86DGACheckExtension (dpy, info, False); - - LockDisplay(dpy); - GetReq(XF86DGAViewPortChanged, req); - req->reqType = info->codes->major_opcode; - req->dgaReqType = X_XF86DGAViewPortChanged; - req->screen = screen; - req->n = n; - if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) { - UnlockDisplay(dpy); - SyncHandle(); - return False; - } - UnlockDisplay(dpy); - SyncHandle(); - return rep.result; -} - - - -/* Helper functions */ - -#include -#include -#include -#include -#include -#if defined(ISC) -# define HAS_SVR3_MMAP -# include -# include - -# include -# include - -# include -# include -# include - -# include -#else -# if defined(Lynx) && defined(NO_MMAP) -# include -# include -# include -# else -# if !defined(__UNIXOS2__) -# include -# endif -# endif -#endif -#include -#include -#include - -#if defined(SVR4) && !defined(sun) -#define DEV_MEM "/dev/pmem" -#elif defined(SVR4) && defined(sun) -#define DEV_MEM "/dev/xsvc" -#elif defined(HAS_APERTURE_DRV) -#define DEV_MEM "/dev/xf86" -#else -#define DEV_MEM "/dev/mem" -#endif - -typedef struct { - unsigned long physaddr; /* actual requested physical address */ - unsigned long size; /* actual requested map size */ - unsigned long delta; /* delta to account for page alignment */ - void * vaddr; /* mapped address, without the delta */ - int refcount; /* reference count */ -} MapRec, *MapPtr; - -typedef struct { - Display * display; - int screen; - MapPtr map; -} ScrRec, *ScrPtr; - -static int mapFd = -1; -static int numMaps = 0; -static int numScrs = 0; -static MapPtr *mapList = NULL; -static ScrPtr *scrList = NULL; - -static MapPtr -AddMap(void) -{ - MapPtr *old; - - old = mapList; - mapList = realloc(mapList, sizeof(MapPtr) * (numMaps + 1)); - if (!mapList) { - mapList = old; - return NULL; - } - mapList[numMaps] = malloc(sizeof(MapRec)); - if (!mapList[numMaps]) - return NULL; - return mapList[numMaps++]; -} - -static ScrPtr -AddScr(void) -{ - ScrPtr *old; - - old = scrList; - scrList = realloc(scrList, sizeof(ScrPtr) * (numScrs + 1)); - if (!scrList) { - scrList = old; - return NULL; - } - scrList[numScrs] = malloc(sizeof(ScrRec)); - if (!scrList[numScrs]) - return NULL; - return scrList[numScrs++]; -} - -static MapPtr -FindMap(unsigned long address, unsigned long size) -{ - int i; - - for (i = 0; i < numMaps; i++) { - if (mapList[i]->physaddr == address && - mapList[i]->size == size) - return mapList[i]; - } - return NULL; -} - -static ScrPtr -FindScr(Display *display, int screen) -{ - int i; - - for (i = 0; i < numScrs; i++) { - if (scrList[i]->display == display && - scrList[i]->screen == screen) - return scrList[i]; - } - return NULL; -} - -static void * -MapPhysAddress(unsigned long address, unsigned long size) -{ - unsigned long offset, delta; - int pagesize = -1; - void *vaddr; - MapPtr mp; -#if defined(ISC) && defined(HAS_SVR3_MMAP) - struct kd_memloc mloc; -#elif defined(__UNIXOS2__) - APIRET rc; - ULONG action; - HFILE hfd; -#endif - - if ((mp = FindMap(address, size))) { - mp->refcount++; - return (void *)((unsigned long)mp->vaddr + mp->delta); - } - -#if defined(_SC_PAGESIZE) && defined(HAS_SC_PAGESIZE) - pagesize = sysconf(_SC_PAGESIZE); -#endif -#ifdef _SC_PAGE_SIZE - if (pagesize == -1) - pagesize = sysconf(_SC_PAGE_SIZE); -#endif -#ifdef HAS_GETPAGESIZE - if (pagesize == -1) - pagesize = getpagesize(); -#endif -#ifdef PAGE_SIZE - if (pagesize == -1) - pagesize = PAGE_SIZE; -#endif - if (pagesize == -1) - pagesize = 4096; - - delta = address % pagesize; - offset = address - delta; - -#if defined(ISC) && defined(HAS_SVR3_MMAP) - if (mapFd < 0) { - if ((mapFd = open("/dev/mmap", O_RDWR)) < 0) - return NULL; - } - mloc.vaddr = (char *)0; - mloc.physaddr = (char *)offset; - mloc.length = size + delta; - mloc.ioflg=1; - - if ((vaddr = (void *)ioctl(mapFd, MAP, &mloc)) == (void *)-1) - return NULL; -#elif defined (__UNIXOS2__) - /* - * Dragon warning here! /dev/pmap$ is never closed, except on progam exit. - * Consecutive calling of this routine will make PMAP$ driver run out - * of memory handles. Some umap/close mechanism should be provided - */ - - rc = DosOpen("/dev/pmap$", &hfd, &action, 0, FILE_NORMAL, FILE_OPEN, - OPEN_ACCESS_READWRITE | OPEN_SHARE_DENYNONE, (PEAOP2)NULL); - if (rc != 0) - return NULL; - { - struct map_ioctl { - union { - ULONG phys; - void* user; - } a; - ULONG size; - } pmap,dmap; - ULONG plen,dlen; -#define XFREE86_PMAP 0x76 -#define PMAP_MAP 0x44 - - pmap.a.phys = offset; - pmap.size = size + delta; - rc = DosDevIOCtl(hfd, XFREE86_PMAP, PMAP_MAP, - (PULONG)&pmap, sizeof(pmap), &plen, - (PULONG)&dmap, sizeof(dmap), &dlen); - if (rc == 0) { - vaddr = dmap.a.user; - } - } - if (rc != 0) - return NULL; -#elif defined(Lynx) && defined(NO_MMAP) - vaddr = (void *)smem_create("XF86DGA", (char *)offset, - size + delta, SM_READ|SM_WRITE); -#else -#ifndef MAP_FILE -#define MAP_FILE 0 -#endif - if (mapFd < 0) { - if ((mapFd = open(DEV_MEM, O_RDWR)) < 0) - return NULL; - } - vaddr = (void *)mmap(NULL, size + delta, PROT_READ | PROT_WRITE, - MAP_FILE | MAP_SHARED, mapFd, (off_t)offset); - if (vaddr == (void *)-1) - return NULL; -#endif - - if (!vaddr) { - if (!(mp = AddMap())) - return NULL; - mp->physaddr = address; - mp->size = size; - mp->delta = delta; - mp->vaddr = vaddr; - mp->refcount = 1; - } - return (void *)((unsigned long)vaddr + delta); -} - -/* - * Still need to find a clean way of detecting the death of a DGA app - * and returning things to normal - Jon - * This is here to help debugging without rebooting... Also C-A-BS - * should restore text mode. - */ - -int -XF86DGAForkApp(int screen) -{ - pid_t pid; - int status; - int i; - - /* fork the app, parent hangs around to clean up */ - if ((pid = fork()) > 0) { - ScrPtr sp; - - waitpid(pid, &status, 0); - for (i = 0; i < numScrs; i++) { - sp = scrList[i]; - XF86DGADirectVideoLL(sp->display, sp->screen, 0); - XSync(sp->display, False); - } - if (WIFEXITED(status)) - _exit(0); - else - _exit(-1); - } - return pid; -} - - -Bool -XF86DGADirectVideo( - Display *dis, - int screen, - int enable -){ - ScrPtr sp; - MapPtr mp = NULL; - - if ((sp = FindScr(dis, screen))) - mp = sp->map; - - if (enable & XF86DGADirectGraphics) { -#if !defined(ISC) && !defined(HAS_SVR3_MMAP) \ - && !(defined(Lynx) && defined(NO_MMAP)) \ - && !defined(__UNIXOS2__) - if (mp && mp->vaddr) - mprotect(mp->vaddr, mp->size + mp->delta, PROT_READ | PROT_WRITE); -#endif - } else { -#if !defined(ISC) && !defined(HAS_SVR3_MMAP) \ - && !(defined(Lynx) && defined(NO_MMAP)) \ - && !defined(__UNIXOS2__) - if (mp && mp->vaddr) - mprotect(mp->vaddr, mp->size + mp->delta, PROT_READ); -#elif defined(Lynx) && defined(NO_MMAP) - /* XXX this doesn't allow enable after disable */ - smem_create(NULL, mp->vaddr, mp->size + mp->delta, SM_DETACH); - smem_remove("XF86DGA"); -#endif - } - - XF86DGADirectVideoLL(dis, screen, enable); - return 1; -} - - -static void -XF86cleanup(int sig) -{ - ScrPtr sp; - int i; - static char beenhere = 0; - - if (beenhere) - _exit(3); - beenhere = 1; - - for (i = 0; i < numScrs; i++) { - sp = scrList[i]; - XF86DGADirectVideo(sp->display, sp->screen, 0); - XSync(sp->display, False); - } - _exit(3); -} - -Bool -XF86DGAGetVideo( - Display *dis, - int screen, - char **addr, - int *width, - int *bank, - int *ram -){ - /*unsigned long*/ int offset; - static int beenHere = 0; - ScrPtr sp; - MapPtr mp; - - if (!(sp = FindScr(dis, screen))) { - if (!(sp = AddScr())) { - fprintf(stderr, "XF86DGAGetVideo: malloc failure\n"); - exit(-2); - } - sp->display = dis; - sp->screen = screen; - sp->map = NULL; - } - - XF86DGAGetVideoLL(dis, screen , &offset, width, bank, ram); - - *addr = MapPhysAddress(offset, *bank); - if (*addr == NULL) { - fprintf(stderr, "XF86DGAGetVideo: failed to map video memory (%s)\n", - strerror(errno)); - exit(-2); - } - - if ((mp = FindMap(offset, *bank))) - sp->map = mp; - - if (!beenHere) { - beenHere = 1; - atexit((void(*)(void))XF86cleanup); - /* one shot XF86cleanup attempts */ - signal(SIGSEGV, XF86cleanup); -#ifdef SIGBUS - signal(SIGBUS, XF86cleanup); -#endif - signal(SIGHUP, XF86cleanup); - signal(SIGFPE, XF86cleanup); - } - - return 1; -} - -- cgit v1.2.3