SDL_wsconsvideo.c revision 9682c8870b8ff5e4ac2e4c70b759f791c6f38c1f
19682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* 29682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL - Simple DirectMedia Layer 39682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Copyright (C) 1997-2012 Sam Lantinga 49682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 59682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall This library is free software; you can redistribute it and/or 69682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall modify it under the terms of the GNU Lesser General Public 79682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall License as published by the Free Software Foundation; either 89682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall version 2.1 of the License, or (at your option) any later version. 99682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 109682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall This library is distributed in the hope that it will be useful, 119682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall but WITHOUT ANY WARRANTY; without even the implied warranty of 129682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 139682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Lesser General Public License for more details. 149682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 159682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall You should have received a copy of the GNU Lesser General Public 169682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall License along with this library; if not, write to the Free Software 179682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 189682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 199682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Sam Lantinga 209682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall slouken@libsdl.org 219682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall*/ 229682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "SDL_config.h" 239682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 249682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include <sys/time.h> 259682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include <sys/mman.h> 269682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include <sys/ioctl.h> 279682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include <dev/wscons/wsdisplay_usl_io.h> 289682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include <fcntl.h> 299682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include <unistd.h> 309682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include <errno.h> 319682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 329682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "SDL_video.h" 339682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "SDL_mouse.h" 349682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "../SDL_sysvideo.h" 359682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "../SDL_pixels_c.h" 369682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "../../events/SDL_events_c.h" 379682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 389682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "SDL_wsconsvideo.h" 399682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "SDL_wsconsevents_c.h" 409682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "SDL_wsconsmouse_c.h" 419682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 429682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#define WSCONSVID_DRIVER_NAME "wscons" 439682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallenum { 449682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall WSCONS_ROTATE_NONE = 0, 459682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall WSCONS_ROTATE_CCW = 90, 469682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall WSCONS_ROTATE_UD = 180, 479682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall WSCONS_ROTATE_CW = 270 489682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall}; 499682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 509682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#define min(a,b) ((a)<(b)?(a):(b)) 519682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 529682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* Initialization/Query functions */ 539682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic int WSCONS_VideoInit(_THIS, SDL_PixelFormat *vformat); 549682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic SDL_Rect **WSCONS_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags); 559682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic SDL_Surface *WSCONS_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags); 569682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic int WSCONS_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors); 579682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic void WSCONS_VideoQuit(_THIS); 589682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 599682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* Hardware surface functions */ 609682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic int WSCONS_AllocHWSurface(_THIS, SDL_Surface *surface); 619682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic int WSCONS_LockHWSurface(_THIS, SDL_Surface *surface); 629682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic void WSCONS_UnlockHWSurface(_THIS, SDL_Surface *surface); 639682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic void WSCONS_FreeHWSurface(_THIS, SDL_Surface *surface); 649682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 659682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* etc. */ 669682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic WSCONS_bitBlit WSCONS_blit16; 679682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic WSCONS_bitBlit WSCONS_blit16blocked; 689682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic void WSCONS_UpdateRects(_THIS, int numrects, SDL_Rect *rects); 699682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 709682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallvoid WSCONS_ReportError(char *fmt, ...) 719682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 729682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall char message[200]; 739682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall va_list vaArgs; 749682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 759682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall message[199] = '\0'; 769682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 779682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall va_start(vaArgs, fmt); 789682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall vsnprintf(message, 199, fmt, vaArgs); 799682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall va_end(vaArgs); 809682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 819682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_SetError(message); 829682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall fprintf(stderr, "WSCONS error: %s\n", message); 839682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 849682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 859682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* WSCONS driver bootstrap functions */ 869682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 879682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic int WSCONS_Available(void) 889682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 899682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return 1; 909682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 919682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 929682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic void WSCONS_DeleteDevice(SDL_VideoDevice *device) 939682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 949682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_free(device->hidden); 959682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_free(device); 969682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 979682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 989682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic SDL_VideoDevice *WSCONS_CreateDevice(int devindex) 999682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 1009682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_VideoDevice *device; 1019682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1029682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall /* Initialize all variables that we clean on shutdown */ 1039682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device = (SDL_VideoDevice *)SDL_malloc(sizeof(SDL_VideoDevice)); 1049682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (device == NULL) { 1059682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_OutOfMemory(); 1069682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return 0; 1079682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 1089682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_memset(device, 0, (sizeof *device)); 1099682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->hidden = 1109682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall (struct SDL_PrivateVideoData *)SDL_malloc((sizeof *device->hidden)); 1119682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (device->hidden == NULL) { 1129682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_OutOfMemory(); 1139682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_free(device); 1149682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return(0); 1159682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 1169682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_memset(device->hidden, 0, (sizeof *device->hidden)); 1179682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->hidden->fd = -1; 1189682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1199682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall /* Set the function pointers */ 1209682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->VideoInit = WSCONS_VideoInit; 1219682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->ListModes = WSCONS_ListModes; 1229682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->SetVideoMode = WSCONS_SetVideoMode; 1239682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->SetColors = WSCONS_SetColors; 1249682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->UpdateRects = WSCONS_UpdateRects; 1259682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->VideoQuit = WSCONS_VideoQuit; 1269682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->AllocHWSurface = WSCONS_AllocHWSurface; 1279682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->LockHWSurface = WSCONS_LockHWSurface; 1289682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->UnlockHWSurface = WSCONS_UnlockHWSurface; 1299682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->FreeHWSurface = WSCONS_FreeHWSurface; 1309682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->InitOSKeymap = WSCONS_InitOSKeymap; 1319682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->PumpEvents = WSCONS_PumpEvents; 1329682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall device->free = WSCONS_DeleteDevice; 1339682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1349682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return device; 1359682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 1369682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1379682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse HallVideoBootStrap WSCONS_bootstrap = { 1389682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall WSCONSVID_DRIVER_NAME, 1399682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall "SDL wscons video driver", 1409682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall WSCONS_Available, 1419682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall WSCONS_CreateDevice 1429682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall}; 1439682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1449682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#define WSCONSDEV_FORMAT "/dev/ttyC%01x" 1459682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1469682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallint WSCONS_VideoInit(_THIS, SDL_PixelFormat *vformat) 1479682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 1489682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall char devnamebuf[30]; 1499682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall char *devname; 1509682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall char *rotation; 1519682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int wstype; 1529682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int wsmode = WSDISPLAYIO_MODE_DUMBFB; 1539682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall size_t len, mapsize; 1549682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int pagemask; 1559682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int width, height; 1569682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1579682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall devname = SDL_getenv("SDL_WSCONSDEV"); 1589682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (devname == NULL) { 1599682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int activeVT; 1609682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (ioctl(STDIN_FILENO, VT_GETACTIVE, &activeVT) == -1) { 1619682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall WSCONS_ReportError("Unable to determine active terminal: %s", 1629682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall strerror(errno)); 1639682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return -1; 1649682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 1659682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_snprintf(devnamebuf, sizeof(devnamebuf), WSCONSDEV_FORMAT, activeVT - 1); 1669682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall devname = devnamebuf; 1679682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 1689682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1699682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->fd = open(devname, O_RDWR | O_NONBLOCK, 0); 1709682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (private->fd == -1) { 1719682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall WSCONS_ReportError("open %s: %s", devname, strerror(errno)); 1729682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return -1; 1739682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 1749682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (ioctl(private->fd, WSDISPLAYIO_GINFO, &private->info) == -1) { 1759682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall WSCONS_ReportError("ioctl WSDISPLAY_GINFO: %s", strerror(errno)); 1769682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return -1; 1779682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 1789682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (ioctl(private->fd, WSDISPLAYIO_GTYPE, &wstype) == -1) { 1799682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall WSCONS_ReportError("ioctl WSDISPLAY_GTYPE: %s", strerror(errno)); 1809682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return -1; 1819682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 1829682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (ioctl(private->fd, WSDISPLAYIO_LINEBYTES, &private->physlinebytes) == -1) { 1839682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall WSCONS_ReportError("ioctl WSDISPLAYIO_LINEBYTES: %s", strerror(errno)); 1849682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return -1; 1859682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 1869682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (private->info.depth > 8) { 1879682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (wstype == WSDISPLAY_TYPE_SUN24 || 1889682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall wstype == WSDISPLAY_TYPE_SUNCG12 || 1899682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall wstype == WSDISPLAY_TYPE_SUNCG14 || 1909682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall wstype == WSDISPLAY_TYPE_SUNTCX || 1919682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall wstype == WSDISPLAY_TYPE_SUNFFB) { 1929682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->redMask = 0x0000ff; 1939682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->greenMask = 0x00ff00; 1949682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->blueMask = 0xff0000; 1959682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#ifdef WSDISPLAY_TYPE_PXALCD 1969682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } else if (wstype == WSDISPLAY_TYPE_PXALCD) { 1979682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->redMask = 0x1f << 11; 1989682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->greenMask = 0x3f << 5; 1999682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->blueMask = 0x1f; 2009682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#endif 2019682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } else { 2029682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall WSCONS_ReportError("Unknown video hardware"); 2039682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return -1; 2049682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 2059682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } else { 2069682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall WSCONS_ReportError("Displays with 8 bpp or less are not supported"); 2079682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return -1; 2089682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 2099682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2109682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->rotate = WSCONS_ROTATE_NONE; 2119682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall rotation = SDL_getenv("SDL_VIDEO_WSCONS_ROTATION"); 2129682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (rotation != NULL) { 2139682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (SDL_strlen(rotation) == 0) { 2149682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->shadowFB = 0; 2159682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->rotate = WSCONS_ROTATE_NONE; 2169682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall printf("Not rotating, no shadow\n"); 2179682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } else if (!SDL_strcmp(rotation, "NONE")) { 2189682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->shadowFB = 1; 2199682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->rotate = WSCONS_ROTATE_NONE; 2209682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall printf("Not rotating, but still using shadow\n"); 2219682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } else if (!SDL_strcmp(rotation, "CW")) { 2229682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->shadowFB = 1; 2239682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->rotate = WSCONS_ROTATE_CW; 2249682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall printf("Rotating screen clockwise\n"); 2259682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } else if (!SDL_strcmp(rotation, "CCW")) { 2269682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->shadowFB = 1; 2279682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->rotate = WSCONS_ROTATE_CCW; 2289682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall printf("Rotating screen counter clockwise\n"); 2299682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } else if (!SDL_strcmp(rotation, "UD")) { 2309682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->shadowFB = 1; 2319682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->rotate = WSCONS_ROTATE_UD; 2329682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall printf("Rotating screen upside down\n"); 2339682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } else { 2349682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall WSCONS_ReportError("\"%s\" is not a valid value for " 2359682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall "SDL_VIDEO_WSCONS_ROTATION", rotation); 2369682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return -1; 2379682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 2389682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 2399682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2409682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall switch (private->info.depth) { 2419682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall case 1: 2429682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall case 4: 2439682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall case 8: 2449682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall len = private->physlinebytes * private->info.height; 2459682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall break; 2469682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall case 16: 2479682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (private->physlinebytes == private->info.width) { 2489682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall len = private->info.width * private->info.height * sizeof(short); 2499682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } else { 2509682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall len = private->physlinebytes * private->info.height; 2519682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 2529682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (private->rotate == WSCONS_ROTATE_NONE || 2539682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->rotate == WSCONS_ROTATE_UD) { 2549682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->blitFunc = WSCONS_blit16; 2559682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } else { 2569682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->blitFunc = WSCONS_blit16blocked; 2579682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 2589682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall break; 2599682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall case 32: 2609682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (private->physlinebytes == private->info.width) { 2619682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall len = private->info.width * private->info.height * sizeof(int); 2629682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } else { 2639682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall len = private->physlinebytes * private->info.height; 2649682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 2659682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall break; 2669682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall default: 2679682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall WSCONS_ReportError("unsupported depth %d", private->info.depth); 2689682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return -1; 2699682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 2709682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2719682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (private->shadowFB && private->blitFunc == NULL) { 2729682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall WSCONS_ReportError("Using software buffer, but no blitter function is " 2739682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall "available for this %d bpp.", private->info.depth); 2749682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return -1; 2759682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 2769682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2779682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (ioctl(private->fd, WSDISPLAYIO_SMODE, &wsmode) == -1) { 2789682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall WSCONS_ReportError("ioctl SMODE"); 2799682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return -1; 2809682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 2819682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2829682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall pagemask = getpagesize() - 1; 2839682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall mapsize = ((int)len + pagemask) & ~pagemask; 2849682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->physmem = (Uint8 *)mmap(NULL, mapsize, 2859682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall PROT_READ | PROT_WRITE, MAP_SHARED, 2869682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->fd, (off_t)0); 2879682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (private->physmem == (Uint8 *)MAP_FAILED) { 2889682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->physmem = NULL; 2899682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall WSCONS_ReportError("mmap: %s", strerror(errno)); 2909682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return -1; 2919682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 2929682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->fbmem_len = len; 2939682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2949682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (private->rotate == WSCONS_ROTATE_CW || 2959682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->rotate == WSCONS_ROTATE_CCW) { 2969682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall width = private->info.height; 2979682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall height = private->info.width; 2989682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } else { 2999682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall width = private->info.width; 3009682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall height = private->info.height; 3019682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 3029682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3039682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall this->info.current_w = width; 3049682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall this->info.current_h = height; 3059682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3069682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (private->shadowFB) { 3079682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->shadowmem = (Uint8 *)SDL_malloc(len); 3089682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (private->shadowmem == NULL) { 3099682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall WSCONS_ReportError("No memory for shadow"); 3109682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return -1; 3119682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 3129682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->fbstart = private->shadowmem; 3139682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->fblinebytes = width * ((private->info.depth + 7) / 8); 3149682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } else { 3159682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->fbstart = private->physmem; 3169682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->fblinebytes = private->physlinebytes; 3179682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 3189682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3199682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->SDL_modelist[0] = (SDL_Rect *)SDL_malloc(sizeof(SDL_Rect)); 3209682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->SDL_modelist[0]->w = width; 3219682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->SDL_modelist[0]->h = height; 3229682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3239682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall vformat->BitsPerPixel = private->info.depth; 3249682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall vformat->BytesPerPixel = private->info.depth / 8; 3259682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3269682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (WSCONS_InitKeyboard(this) == -1) { 3279682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return -1; 3289682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 3299682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3309682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return 0; 3319682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 3329682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3339682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse HallSDL_Rect **WSCONS_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags) 3349682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 3359682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (format->BitsPerPixel == private->info.depth) { 3369682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return private->SDL_modelist; 3379682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } else { 3389682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return NULL; 3399682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 3409682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 3419682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3429682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse HallSDL_Surface *WSCONS_SetVideoMode(_THIS, SDL_Surface *current, 3439682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int width, int height, int bpp, Uint32 flags) 3449682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 3459682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (width != private->SDL_modelist[0]->w || 3469682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall height != private->SDL_modelist[0]->h) { 3479682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall WSCONS_ReportError("Requested video mode %dx%d not supported.", 3489682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall width, height); 3499682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return NULL; 3509682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 3519682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (bpp != private->info.depth) { 3529682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall WSCONS_ReportError("Requested video depth %d bpp not supported.", bpp); 3539682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return NULL; 3549682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 3559682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3569682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (!SDL_ReallocFormat(current, 3579682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall bpp, 3589682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->redMask, 3599682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->greenMask, 3609682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->blueMask, 3619682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 0)) { 3629682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall WSCONS_ReportError("Couldn't allocate new pixel format"); 3639682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return NULL; 3649682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 3659682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3669682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall current->flags &= SDL_FULLSCREEN; 3679682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (private->shadowFB) { 3689682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall current->flags |= SDL_SWSURFACE; 3699682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } else { 3709682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall current->flags |= SDL_HWSURFACE; 3719682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 3729682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall current->w = width; 3739682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall current->h = height; 3749682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall current->pitch = private->fblinebytes; 3759682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall current->pixels = private->fbstart; 3769682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3779682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_memset(private->fbstart, 0, private->fbmem_len); 3789682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3799682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return current; 3809682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 3819682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3829682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic int WSCONS_AllocHWSurface(_THIS, SDL_Surface *surface) 3839682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 3849682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return -1; 3859682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 3869682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic void WSCONS_FreeHWSurface(_THIS, SDL_Surface *surface) 3879682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 3889682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 3899682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3909682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic int WSCONS_LockHWSurface(_THIS, SDL_Surface *surface) 3919682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 3929682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return 0; 3939682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 3949682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3959682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic void WSCONS_UnlockHWSurface(_THIS, SDL_Surface *surface) 3969682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 3979682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 3989682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3999682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic void WSCONS_blit16(Uint8 *byte_src_pos, 4009682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int srcRightDelta, 4019682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int srcDownDelta, 4029682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Uint8 *byte_dst_pos, 4039682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int dst_linebytes, 4049682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int width, 4059682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int height) 4069682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 4079682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int w; 4089682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Uint16 *src_pos = (Uint16 *)byte_src_pos; 4099682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Uint16 *dst_pos = (Uint16 *)byte_dst_pos; 4109682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4119682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall while (height) { 4129682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Uint16 *src = src_pos; 4139682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Uint16 *dst = dst_pos; 4149682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall for (w = width; w != 0; w--) { 4159682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall *dst = *src; 4169682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall src += srcRightDelta; 4179682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall dst++; 4189682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 4199682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall dst_pos = (Uint16 *)((Uint8 *)dst_pos + dst_linebytes); 4209682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall src_pos += srcDownDelta; 4219682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall height--; 4229682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 4239682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 4249682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4259682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#define BLOCKSIZE_W 32 4269682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#define BLOCKSIZE_H 32 4279682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4289682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic void WSCONS_blit16blocked(Uint8 *byte_src_pos, 4299682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int srcRightDelta, 4309682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int srcDownDelta, 4319682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Uint8 *byte_dst_pos, 4329682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int dst_linebytes, 4339682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int width, 4349682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int height) 4359682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 4369682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int w; 4379682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Uint16 *src_pos = (Uint16 *)byte_src_pos; 4389682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Uint16 *dst_pos = (Uint16 *)byte_dst_pos; 4399682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4409682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall while (height > 0) { 4419682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Uint16 *src = src_pos; 4429682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Uint16 *dst = dst_pos; 4439682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall for (w = width; w > 0; w -= BLOCKSIZE_W) { 4449682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall WSCONS_blit16((Uint8 *)src, 4459682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall srcRightDelta, 4469682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall srcDownDelta, 4479682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall (Uint8 *)dst, 4489682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall dst_linebytes, 4499682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall min(w, BLOCKSIZE_W), 4509682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall min(height, BLOCKSIZE_H)); 4519682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall src += srcRightDelta * BLOCKSIZE_W; 4529682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall dst += BLOCKSIZE_W; 4539682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 4549682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall dst_pos = (Uint16 *)((Uint8 *)dst_pos + dst_linebytes * BLOCKSIZE_H); 4559682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall src_pos += srcDownDelta * BLOCKSIZE_H; 4569682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall height -= BLOCKSIZE_H; 4579682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 4589682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 4599682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4609682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic void WSCONS_UpdateRects(_THIS, int numrects, SDL_Rect *rects) 4619682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 4629682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int width = private->SDL_modelist[0]->w; 4639682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int height = private->SDL_modelist[0]->h; 4649682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int bytesPerPixel = (private->info.depth + 7) / 8; 4659682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int i; 4669682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4679682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (!private->shadowFB) { 4689682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return; 4699682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 4709682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4719682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (private->info.depth != 16) { 4729682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall WSCONS_ReportError("Shadow copy only implemented for 16 bpp"); 4739682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return; 4749682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 4759682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4769682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall for (i = 0; i < numrects; i++) { 4779682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int x1, y1, x2, y2; 4789682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int scr_x1, scr_y1, scr_x2, scr_y2; 4799682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int sha_x1, sha_y1; 4809682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int shadowRightDelta; /* Address change when moving right in dest */ 4819682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int shadowDownDelta; /* Address change when moving down in dest */ 4829682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Uint8 *src_start; 4839682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Uint8 *dst_start; 4849682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4859682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall x1 = rects[i].x; 4869682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall y1 = rects[i].y; 4879682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall x2 = x1 + rects[i].w; 4889682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall y2 = y1 + rects[i].h; 4899682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4909682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (x1 < 0) { 4919682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall x1 = 0; 4929682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } else if (x1 > width) { 4939682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall x1 = width; 4949682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 4959682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (x2 < 0) { 4969682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall x2 = 0; 4979682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } else if (x2 > width) { 4989682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall x2 = width; 4999682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 5009682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (y1 < 0) { 5019682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall y1 = 0; 5029682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } else if (y1 > height) { 5039682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall y1 = height; 5049682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 5059682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (y2 < 0) { 5069682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall y2 = 0; 5079682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } else if (y2 > height) { 5089682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall y2 = height; 5099682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 5109682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (x2 <= x1 || y2 <= y1) { 5119682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall continue; 5129682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 5139682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5149682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall switch (private->rotate) { 5159682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall case WSCONS_ROTATE_NONE: 5169682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall sha_x1 = scr_x1 = x1; 5179682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall sha_y1 = scr_y1 = y1; 5189682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall scr_x2 = x2; 5199682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall scr_y2 = y2; 5209682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall shadowRightDelta = 1; 5219682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall shadowDownDelta = width; 5229682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall break; 5239682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall case WSCONS_ROTATE_CCW: 5249682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall scr_x1 = y1; 5259682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall scr_y1 = width - x2; 5269682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall scr_x2 = y2; 5279682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall scr_y2 = width - x1; 5289682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall sha_x1 = x2 - 1; 5299682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall sha_y1 = y1; 5309682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall shadowRightDelta = width; 5319682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall shadowDownDelta = -1; 5329682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall break; 5339682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall case WSCONS_ROTATE_UD: 5349682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall scr_x1 = width - x2; 5359682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall scr_y1 = height - y2; 5369682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall scr_x2 = width - x1; 5379682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall scr_y2 = height - y1; 5389682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall sha_x1 = x2 - 1; 5399682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall sha_y1 = y2 - 1; 5409682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall shadowRightDelta = -1; 5419682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall shadowDownDelta = -width; 5429682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall break; 5439682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall case WSCONS_ROTATE_CW: 5449682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall scr_x1 = height - y2; 5459682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall scr_y1 = x1; 5469682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall scr_x2 = height - y1; 5479682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall scr_y2 = x2; 5489682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall sha_x1 = x1; 5499682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall sha_y1 = y2 - 1; 5509682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall shadowRightDelta = -width; 5519682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall shadowDownDelta = 1; 5529682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall break; 5539682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall default: 5549682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall WSCONS_ReportError("Unknown rotation"); 5559682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return; 5569682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 5579682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5589682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall src_start = private->shadowmem + (sha_y1 * width + sha_x1) * bytesPerPixel; 5599682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall dst_start = private->physmem + scr_y1 * private->physlinebytes + 5609682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall scr_x1 * bytesPerPixel; 5619682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5629682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->blitFunc(src_start, 5639682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall shadowRightDelta, 5649682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall shadowDownDelta, 5659682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall dst_start, 5669682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->physlinebytes, 5679682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall scr_x2 - scr_x1, 5689682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall scr_y2 - scr_y1); 5699682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 5709682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 5719682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5729682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallint WSCONS_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors) 5739682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 5749682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return 0; 5759682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 5769682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5779682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* 5789682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall * Note: If we are terminated, this could be called in the middle of 5799682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall * another SDL video routine -- notably UpdateRects. 5809682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall */ 5819682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallvoid WSCONS_VideoQuit(_THIS) 5829682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 5839682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall int mode = WSDISPLAYIO_MODE_EMUL; 5849682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5859682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (private->shadowmem != NULL) { 5869682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_free(private->shadowmem); 5879682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->shadowmem = NULL; 5889682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 5899682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->fbstart = NULL; 5909682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (this->screen != NULL) { 5919682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall this->screen->pixels = NULL; 5929682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 5939682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5949682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (private->SDL_modelist[0] != NULL) { 5959682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_free(private->SDL_modelist[0]); 5969682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->SDL_modelist[0] = NULL; 5979682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 5989682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5999682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (ioctl(private->fd, WSDISPLAYIO_SMODE, &mode) == -1) { 6009682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall WSCONS_ReportError("ioctl SMODE"); 6019682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 6029682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 6039682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall WSCONS_ReleaseKeyboard(this); 6049682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 6059682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if (private->fd != -1) { 6069682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall close(private->fd); 6079682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private->fd = -1; 6089682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 6099682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 610