src/video/fbcon/SDL_fbmatrox.c
branchSDL-1.3
changeset 1668 4da1ee79c9af
parent 1662 782fd950bd46
equal deleted inserted replaced
1667:1fddae038bc8 1668:4da1ee79c9af
    27 #include "matrox_mmio.h"
    27 #include "matrox_mmio.h"
    28 
    28 
    29 
    29 
    30 /* Wait for vertical retrace - taken from the XFree86 Matrox driver */
    30 /* Wait for vertical retrace - taken from the XFree86 Matrox driver */
    31 static void
    31 static void
    32 WaitVBL (_THIS)
    32 WaitVBL(_THIS)
    33 {
    33 {
    34     int count;
    34     int count;
    35 
    35 
    36     /* find start of retrace */
    36     /* find start of retrace */
    37     mga_waitidle ();
    37     mga_waitidle();
    38     while ((mga_in8 (0x1FDA) & 0x08));
    38     while ((mga_in8(0x1FDA) & 0x08));
    39     while (!(mga_in8 (0x1FDA) & 0x08));
    39     while (!(mga_in8(0x1FDA) & 0x08));
    40     /* wait until we're past the start */
    40     /* wait until we're past the start */
    41     count = mga_in32 (0x1E20) + 2;
    41     count = mga_in32(0x1E20) + 2;
    42     while (mga_in32 (0x1E20) < count);
    42     while (mga_in32(0x1E20) < count);
    43 }
    43 }
    44 static void
    44 static void
    45 WaitIdle (_THIS)
    45 WaitIdle(_THIS)
    46 {
    46 {
    47     mga_waitidle ();
    47     mga_waitidle();
    48 }
    48 }
    49 
    49 
    50 /* Sets video mem colorkey and accelerated blit function */
    50 /* Sets video mem colorkey and accelerated blit function */
    51 static int
    51 static int
    52 SetHWColorKey (_THIS, SDL_Surface * surface, Uint32 key)
    52 SetHWColorKey(_THIS, SDL_Surface * surface, Uint32 key)
    53 {
    53 {
    54     return (0);
    54     return (0);
    55 }
    55 }
    56 
    56 
    57 /* Sets per surface hardware alpha value */
    57 /* Sets per surface hardware alpha value */
    58 #if 0
    58 #if 0
    59 static int
    59 static int
    60 SetHWAlpha (_THIS, SDL_Surface * surface, Uint8 value)
    60 SetHWAlpha(_THIS, SDL_Surface * surface, Uint8 value)
    61 {
    61 {
    62     return (0);
    62     return (0);
    63 }
    63 }
    64 #endif
    64 #endif
    65 
    65 
    66 static int
    66 static int
    67 FillHWRect (_THIS, SDL_Surface * dst, SDL_Rect * rect, Uint32 color)
    67 FillHWRect(_THIS, SDL_Surface * dst, SDL_Rect * rect, Uint32 color)
    68 {
    68 {
    69     int dstX, dstY;
    69     int dstX, dstY;
    70     Uint32 fxbndry;
    70     Uint32 fxbndry;
    71     Uint32 ydstlen;
    71     Uint32 ydstlen;
    72     Uint32 fillop;
    72     Uint32 fillop;
    74     /* Don't blit to the display surface when switched away */
    74     /* Don't blit to the display surface when switched away */
    75     if (switched_away) {
    75     if (switched_away) {
    76         return -2;              /* no hardware access */
    76         return -2;              /* no hardware access */
    77     }
    77     }
    78     if (dst == this->screen) {
    78     if (dst == this->screen) {
    79         SDL_mutexP (hw_lock);
    79         SDL_mutexP(hw_lock);
    80     }
    80     }
    81 
    81 
    82     switch (dst->format->BytesPerPixel) {
    82     switch (dst->format->BytesPerPixel) {
    83     case 1:
    83     case 1:
    84         color |= (color << 8);
    84         color |= (color << 8);
    86         color |= (color << 16);
    86         color |= (color << 16);
    87         break;
    87         break;
    88     }
    88     }
    89 
    89 
    90     /* Set up the X/Y base coordinates */
    90     /* Set up the X/Y base coordinates */
    91     FB_dst_to_xy (this, dst, &dstX, &dstY);
    91     FB_dst_to_xy(this, dst, &dstX, &dstY);
    92 
    92 
    93     /* Adjust for the current rectangle */
    93     /* Adjust for the current rectangle */
    94     dstX += rect->x;
    94     dstX += rect->x;
    95     dstY += rect->y;
    95     dstY += rect->y;
    96 
    96 
   103     /* Set up for color fill operation */
   103     /* Set up for color fill operation */
   104     fillop = MGADWG_TRAP | MGADWG_SOLID |
   104     fillop = MGADWG_TRAP | MGADWG_SOLID |
   105         MGADWG_ARZERO | MGADWG_SGNZERO | MGADWG_SHIFTZERO;
   105         MGADWG_ARZERO | MGADWG_SGNZERO | MGADWG_SHIFTZERO;
   106 
   106 
   107     /* Execute the operations! */
   107     /* Execute the operations! */
   108     mga_wait (5);
   108     mga_wait(5);
   109     mga_out32 (MGAREG_DWGCTL, fillop | MGADWG_REPLACE);
   109     mga_out32(MGAREG_DWGCTL, fillop | MGADWG_REPLACE);
   110     mga_out32 (MGAREG_FCOL, color);
   110     mga_out32(MGAREG_FCOL, color);
   111     mga_out32 (MGAREG_FXBNDRY, fxbndry);
   111     mga_out32(MGAREG_FXBNDRY, fxbndry);
   112     mga_out32 (MGAREG_YDSTLEN + MGAREG_EXEC, ydstlen);
   112     mga_out32(MGAREG_YDSTLEN + MGAREG_EXEC, ydstlen);
   113 
   113 
   114     FB_AddBusySurface (dst);
   114     FB_AddBusySurface(dst);
   115 
   115 
   116     if (dst == this->screen) {
   116     if (dst == this->screen) {
   117         SDL_mutexV (hw_lock);
   117         SDL_mutexV(hw_lock);
   118     }
   118     }
   119     return (0);
   119     return (0);
   120 }
   120 }
   121 
   121 
   122 static int
   122 static int
   123 HWAccelBlit (SDL_Surface * src, SDL_Rect * srcrect,
   123 HWAccelBlit(SDL_Surface * src, SDL_Rect * srcrect,
   124              SDL_Surface * dst, SDL_Rect * dstrect)
   124             SDL_Surface * dst, SDL_Rect * dstrect)
   125 {
   125 {
   126     SDL_VideoDevice *this = current_video;
   126     SDL_VideoDevice *this = current_video;
   127     int pitch, w, h;
   127     int pitch, w, h;
   128     int srcX, srcY;
   128     int srcX, srcY;
   129     int dstX, dstY;
   129     int dstX, dstY;
   132     int skip;
   132     int skip;
   133     Uint32 blitop;
   133     Uint32 blitop;
   134 
   134 
   135     /* FIXME: For now, only blit to display surface */
   135     /* FIXME: For now, only blit to display surface */
   136     if (dst->pitch != SDL_VideoSurface->pitch) {
   136     if (dst->pitch != SDL_VideoSurface->pitch) {
   137         return (src->map->sw_blit (src, srcrect, dst, dstrect));
   137         return (src->map->sw_blit(src, srcrect, dst, dstrect));
   138     }
   138     }
   139 
   139 
   140     /* Don't blit to the display surface when switched away */
   140     /* Don't blit to the display surface when switched away */
   141     if (switched_away) {
   141     if (switched_away) {
   142         return -2;              /* no hardware access */
   142         return -2;              /* no hardware access */
   143     }
   143     }
   144     if (dst == this->screen) {
   144     if (dst == this->screen) {
   145         SDL_mutexP (hw_lock);
   145         SDL_mutexP(hw_lock);
   146     }
   146     }
   147 
   147 
   148     /* Calculate source and destination base coordinates (in pixels) */
   148     /* Calculate source and destination base coordinates (in pixels) */
   149     w = dstrect->w;
   149     w = dstrect->w;
   150     h = dstrect->h;
   150     h = dstrect->h;
   151     FB_dst_to_xy (this, src, &srcX, &srcY);
   151     FB_dst_to_xy(this, src, &srcX, &srcY);
   152     FB_dst_to_xy (this, dst, &dstX, &dstY);
   152     FB_dst_to_xy(this, dst, &dstX, &dstY);
   153 
   153 
   154     /* Adjust for the current blit rectangles */
   154     /* Adjust for the current blit rectangles */
   155     srcX += srcrect->x;
   155     srcX += srcrect->x;
   156     srcY += srcrect->y;
   156     srcY += srcrect->y;
   157     dstX += dstrect->x;
   157     dstX += dstrect->x;
   195             colorkey |= (colorkey << 8);
   195             colorkey |= (colorkey << 8);
   196         case 2:
   196         case 2:
   197             colorkey |= (colorkey << 16);
   197             colorkey |= (colorkey << 16);
   198             break;
   198             break;
   199         }
   199         }
   200         mga_wait (2);
   200         mga_wait(2);
   201         mga_out32 (MGAREG_FCOL, colorkey);
   201         mga_out32(MGAREG_FCOL, colorkey);
   202         mga_out32 (MGAREG_BCOL, 0xFFFFFFFF);
   202         mga_out32(MGAREG_BCOL, 0xFFFFFFFF);
   203     } else {
   203     } else {
   204         blitop = MGADWG_BFCOL | MGADWG_BITBLT |
   204         blitop = MGADWG_BFCOL | MGADWG_BITBLT |
   205             MGADWG_SHIFTZERO | MGADWG_RSTR | (0x0C << 16);
   205             MGADWG_SHIFTZERO | MGADWG_RSTR | (0x0C << 16);
   206     }
   206     }
   207     mga_wait (7);
   207     mga_wait(7);
   208     mga_out32 (MGAREG_SGN, sign);
   208     mga_out32(MGAREG_SGN, sign);
   209     mga_out32 (MGAREG_AR3, start);
   209     mga_out32(MGAREG_AR3, start);
   210     mga_out32 (MGAREG_AR0, stop);
   210     mga_out32(MGAREG_AR0, stop);
   211     mga_out32 (MGAREG_AR5, skip);
   211     mga_out32(MGAREG_AR5, skip);
   212     mga_out32 (MGAREG_FXBNDRY, (dstX | ((dstX + w - 1) << 16)));
   212     mga_out32(MGAREG_FXBNDRY, (dstX | ((dstX + w - 1) << 16)));
   213     mga_out32 (MGAREG_YDSTLEN, (dstY << 16) | h);
   213     mga_out32(MGAREG_YDSTLEN, (dstY << 16) | h);
   214     mga_out32 (MGAREG_DWGCTL + MGAREG_EXEC, blitop);
   214     mga_out32(MGAREG_DWGCTL + MGAREG_EXEC, blitop);
   215 
   215 
   216     FB_AddBusySurface (src);
   216     FB_AddBusySurface(src);
   217     FB_AddBusySurface (dst);
   217     FB_AddBusySurface(dst);
   218 
   218 
   219     if (dst == this->screen) {
   219     if (dst == this->screen) {
   220         SDL_mutexV (hw_lock);
   220         SDL_mutexV(hw_lock);
   221     }
   221     }
   222     return (0);
   222     return (0);
   223 }
   223 }
   224 
   224 
   225 static int
   225 static int
   226 CheckHWBlit (_THIS, SDL_Surface * src, SDL_Surface * dst)
   226 CheckHWBlit(_THIS, SDL_Surface * src, SDL_Surface * dst)
   227 {
   227 {
   228     int accelerated;
   228     int accelerated;
   229 
   229 
   230     /* Set initial acceleration on */
   230     /* Set initial acceleration on */
   231     src->flags |= SDL_HWACCEL;
   231     src->flags |= SDL_HWACCEL;
   249     }
   249     }
   250     return (accelerated);
   250     return (accelerated);
   251 }
   251 }
   252 
   252 
   253 void
   253 void
   254 FB_MatroxAccel (_THIS, __u32 card)
   254 FB_MatroxAccel(_THIS, __u32 card)
   255 {
   255 {
   256     /* We have hardware accelerated surface functions */
   256     /* We have hardware accelerated surface functions */
   257     this->CheckHWBlit = CheckHWBlit;
   257     this->CheckHWBlit = CheckHWBlit;
   258     wait_vbl = WaitVBL;
   258     wait_vbl = WaitVBL;
   259     wait_idle = WaitIdle;
   259     wait_idle = WaitIdle;