LXR linux-old/drivers/video/fbcon-afb.c

   1/*
   2 *  linux/drivers/video/afb.c -- Low level frame buffer operations for
   3 *                               bitplanes à la Amiga
   4 *
   5 *      Created 5 Apr 1997 by Geert Uytterhoeven
   6 *
   7 *  This file is subject to the terms and conditions of the GNU General Public
   8 *  License.  See the file COPYING in the main directory of this archive for
   9 *  more details.
  10 */
  11
  12#include <linux/module.h>
  13#include <linux/tty.h>
  14#include <linux/console.h>
  15#include <linux/string.h>
  16#include <linux/fb.h>
  17
  18#include <video/fbcon.h>
  19#include <video/fbcon-afb.h>
  20
  21
  22    /*
  23     *  Bitplanes à la Amiga
  24     */
  25
  26static u8 expand_table[1024] = {
  27    /*  bg = fg = 0 */
  28    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  29    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  30    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  31    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  32    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  33    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  34    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  35    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  36    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  37    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  38    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  39    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  40    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  41    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  42    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  43    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  44    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  45    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  46    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  47    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  48    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  49    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  50    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  51    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  52    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  53    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  54    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  55    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  56    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  57    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  58    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  59    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  60    /* bg = 0, fg = 1 */
  61    0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
  62    0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
  63    0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
  64    0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f,
  65    0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27,
  66    0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f,
  67    0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
  68    0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f,
  69    0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,
  70    0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f,
  71    0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57,
  72    0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f,
  73    0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67,
  74    0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f,
  75    0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77,
  76    0x78, 0x79, 0x7a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f,
  77    0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87,
  78    0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f,
  79    0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97,
  80    0x98, 0x99, 0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f,
  81    0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7,
  82    0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf,
  83    0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7,
  84    0xb8, 0xb9, 0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf,
  85    0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7,
  86    0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf,
  87    0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7,
  88    0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf,
  89    0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7,
  90    0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef,
  91    0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7,
  92    0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff,
  93    /* bg = 1, fg = 0 */
  94    0xff, 0xfe, 0xfd, 0xfc, 0xfb, 0xfa, 0xf9, 0xf8,
  95    0xf7, 0xf6, 0xf5, 0xf4, 0xf3, 0xf2, 0xf1, 0xf0,
  96    0xef, 0xee, 0xed, 0xec, 0xeb, 0xea, 0xe9, 0xe8,
  97    0xe7, 0xe6, 0xe5, 0xe4, 0xe3, 0xe2, 0xe1, 0xe0,
  98    0xdf, 0xde, 0xdd, 0xdc, 0xdb, 0xda, 0xd9, 0xd8,
  99    0xd7, 0xd6, 0xd5, 0xd4, 0xd3, 0xd2, 0xd1, 0xd0,
 100    0xcf, 0xce, 0xcd, 0xcc, 0xcb, 0xca, 0xc9, 0xc8,
 101    0xc7, 0xc6, 0xc5, 0xc4, 0xc3, 0xc2, 0xc1, 0xc0,
 102    0xbf, 0xbe, 0xbd, 0xbc, 0xbb, 0xba, 0xb9, 0xb8,
 103    0xb7, 0xb6, 0xb5, 0xb4, 0xb3, 0xb2, 0xb1, 0xb0,
 104    0xaf, 0xae, 0xad, 0xac, 0xab, 0xaa, 0xa9, 0xa8,
 105    0xa7, 0xa6, 0xa5, 0xa4, 0xa3, 0xa2, 0xa1, 0xa0,
 106    0x9f, 0x9e, 0x9d, 0x9c, 0x9b, 0x9a, 0x99, 0x98,
 107    0x97, 0x96, 0x95, 0x94, 0x93, 0x92, 0x91, 0x90,
 108    0x8f, 0x8e, 0x8d, 0x8c, 0x8b, 0x8a, 0x89, 0x88,
 109    0x87, 0x86, 0x85, 0x84, 0x83, 0x82, 0x81, 0x80,
 110    0x7f, 0x7e, 0x7d, 0x7c, 0x7b, 0x7a, 0x79, 0x78,
 111    0x77, 0x76, 0x75, 0x74, 0x73, 0x72, 0x71, 0x70,
 112    0x6f, 0x6e, 0x6d, 0x6c, 0x6b, 0x6a, 0x69, 0x68,
 113    0x67, 0x66, 0x65, 0x64, 0x63, 0x62, 0x61, 0x60,
 114    0x5f, 0x5e, 0x5d, 0x5c, 0x5b, 0x5a, 0x59, 0x58,
 115    0x57, 0x56, 0x55, 0x54, 0x53, 0x52, 0x51, 0x50,
 116    0x4f, 0x4e, 0x4d, 0x4c, 0x4b, 0x4a, 0x49, 0x48,
 117    0x47, 0x46, 0x45, 0x44, 0x43, 0x42, 0x41, 0x40,
 118    0x3f, 0x3e, 0x3d, 0x3c, 0x3b, 0x3a, 0x39, 0x38,
 119    0x37, 0x36, 0x35, 0x34, 0x33, 0x32, 0x31, 0x30,
 120    0x2f, 0x2e, 0x2d, 0x2c, 0x2b, 0x2a, 0x29, 0x28,
 121    0x27, 0x26, 0x25, 0x24, 0x23, 0x22, 0x21, 0x20,
 122    0x1f, 0x1e, 0x1d, 0x1c, 0x1b, 0x1a, 0x19, 0x18,
 123    0x17, 0x16, 0x15, 0x14, 0x13, 0x12, 0x11, 0x10,
 124    0x0f, 0x0e, 0x0d, 0x0c, 0x0b, 0x0a, 0x09, 0x08,
 125    0x07, 0x06, 0x05, 0x04, 0x03, 0x02, 0x01, 0x00,
 126    /* bg = fg = 1 */
 127    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 128    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 129    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 130    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 131    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 132    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 133    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 134    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 135    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 136    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 137    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 138    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 139    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 140    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 141    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 142    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 143    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 144    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 145    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 146    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 147    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 148    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 149    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 150    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 151    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 152    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 153    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 154    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 155    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 156    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 157    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 158    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
 159};
 160
 161void fbcon_afb_setup(struct display *p)
 162{
 163    if (p->line_length)
 164        p->next_line = p->line_length;
 165    else
 166        p->next_line = p->var.xres_virtual>>3;
 167    p->next_plane = p->var.yres_virtual*p->next_line;
 168}
 169
 170void fbcon_afb_bmove(struct display *p, int sy, int sx, int dy, int dx,
 171                     int height, int width)
 172{
 173    u8 *src, *dest, *src0, *dest0;
 174    u_short i, j;
 175
 176    if (sx == 0 && dx == 0 && width == p->next_line) {
 177        src = p->screen_base+sy*fontheight(p)*width;
 178        dest = p->screen_base+dy*fontheight(p)*width;
 179        i = p->var.bits_per_pixel;
 180        do {
 181            fb_memmove(dest, src, height*fontheight(p)*width);
 182            src += p->next_plane;
 183            dest += p->next_plane;
 184        } while (--i);
 185    } else if (dy <= sy) {
 186        src0 = p->screen_base+sy*fontheight(p)*p->next_line+sx;
 187        dest0 = p->screen_base+dy*fontheight(p)*p->next_line+dx;
 188        i = p->var.bits_per_pixel;
 189        do {
 190            src = src0;
 191            dest = dest0;
 192            j = height*fontheight(p);
 193            do {
 194                fb_memmove(dest, src, width);
 195                src += p->next_line;
 196                dest += p->next_line;
 197            } while (--j);
 198            src0 += p->next_plane;
 199            dest0 += p->next_plane;
 200        } while (--i);
 201    } else {
 202        src0 = p->screen_base+(sy+height)*fontheight(p)*p->next_line+sx;
 203        dest0 = p->screen_base+(dy+height)*fontheight(p)*p->next_line+dx;
 204        i = p->var.bits_per_pixel;
 205        do {
 206            src = src0;
 207            dest = dest0;
 208            j = height*fontheight(p);
 209            do {
 210                src -= p->next_line;
 211                dest -= p->next_line;
 212                fb_memmove(dest, src, width);
 213            } while (--j);
 214            src0 += p->next_plane;
 215            dest0 += p->next_plane;
 216        } while (--i);
 217    }
 218}
 219
 220void fbcon_afb_clear(struct vc_data *conp, struct display *p, int sy, int sx,
 221                     int height, int width)
 222{
 223    u8 *dest, *dest0;
 224    u_short i, j;
 225    int bg;
 226
 227    dest0 = p->screen_base+sy*fontheight(p)*p->next_line+sx;
 228
 229    bg = attr_bgcol_ec(p,conp);
 230    i = p->var.bits_per_pixel;
 231    do {
 232        dest = dest0;
 233        j = height*fontheight(p);
 234        do {
 235            if (bg & 1)
 236                fb_memset255(dest, width);
 237            else
 238                fb_memclear(dest, width);
 239            dest += p->next_line;
 240        } while (--j);
 241        bg >>= 1;
 242        dest0 += p->next_plane;
 243    } while (--i);
 244}
 245
 246void fbcon_afb_putc(struct vc_data *conp, struct display *p, int c, int yy,
 247                    int xx)
 248{
 249    u8 *dest, *dest0, *cdat, *cdat0, *expand;
 250    u_short i, j;
 251    int fg, bg;
 252
 253    dest0 = p->screen_base+yy*fontheight(p)*p->next_line+xx;
 254    cdat0 = p->fontdata+(c&p->charmask)*fontheight(p);
 255    fg = attr_fgcol(p,c);
 256    bg = attr_bgcol(p,c);
 257
 258    i = p->var.bits_per_pixel;
 259    do {
 260        dest = dest0;
 261        cdat = cdat0;
 262        expand = expand_table;
 263        if (bg & 1)
 264            expand += 512;
 265        if (fg & 1)
 266            expand += 256;
 267        j = fontheight(p);
 268        do {
 269            *dest = expand[*cdat++];
 270            dest += p->next_line;
 271        } while (--j);
 272        bg >>= 1;
 273        fg >>= 1;
 274        dest0 += p->next_plane;
 275    } while (--i);
 276}
 277
 278    /*
 279     *  I've split the console character loop in two parts
 280     *  (cfr. fbcon_putcs_ilbm())
 281     */
 282
 283void fbcon_afb_putcs(struct vc_data *conp, struct display *p, 
 284                     const unsigned short *s, int count, int yy, int xx)
 285{
 286    u8 *dest, *dest0, *dest1, *expand;
 287    u8 *cdat1, *cdat2, *cdat3, *cdat4, *cdat10, *cdat20, *cdat30, *cdat40;
 288    u_short i, j;
 289    u16 c1, c2, c3, c4;
 290    int fg0, bg0, fg, bg;
 291
 292    dest0 = p->screen_base+yy*fontheight(p)*p->next_line+xx;
 293    c1 = scr_readw(s);
 294    fg0 = attr_fgcol(p, c1);
 295    bg0 = attr_bgcol(p, c1);
 296
 297    while (count--)
 298        if (xx&3 || count < 3) {        /* Slow version */
 299            c1 = scr_readw(s++) & p->charmask;
 300            dest1 = dest0++;
 301            xx++;
 302
 303            cdat10 = p->fontdata+c1*fontheight(p);
 304            fg = fg0;
 305            bg = bg0;
 306
 307            i = p->var.bits_per_pixel;
 308            do {
 309                dest = dest1;
 310                cdat1 = cdat10;
 311                expand = expand_table;
 312                if (bg & 1)
 313                    expand += 512;
 314                if (fg & 1)
 315                    expand += 256;
 316                j = fontheight(p);
 317                do {
 318                    *dest = expand[*cdat1++];
 319                    dest += p->next_line;
 320                } while (--j);
 321                bg >>= 1;
 322                fg >>= 1;
 323                dest1 += p->next_plane;
 324            } while (--i);
 325        } else {                        /* Fast version */
 326            c1 = scr_readw(&s[0]) & p->charmask;
 327            c2 = scr_readw(&s[1]) & p->charmask;
 328            c3 = scr_readw(&s[2]) & p->charmask;
 329            c4 = scr_readw(&s[3]) & p->charmask;
 330
 331            dest1 = dest0;
 332            cdat10 = p->fontdata+c1*fontheight(p);
 333            cdat20 = p->fontdata+c2*fontheight(p);
 334            cdat30 = p->fontdata+c3*fontheight(p);
 335            cdat40 = p->fontdata+c4*fontheight(p);
 336            fg = fg0;
 337            bg = bg0;
 338
 339            i = p->var.bits_per_pixel;
 340            do {
 341                dest = dest1;
 342                cdat1 = cdat10;
 343                cdat2 = cdat20;
 344                cdat3 = cdat30;
 345                cdat4 = cdat40;
 346                expand = expand_table;
 347                if (bg & 1)
 348                    expand += 512;
 349                if (fg & 1)
 350                    expand += 256;
 351                j = fontheight(p);
 352                do {
 353#if defined(__BIG_ENDIAN)
 354                    *(u32 *)dest = expand[*cdat1++]<<24 |
 355                                   expand[*cdat2++]<<16 |
 356                                   expand[*cdat3++]<<8 |
 357                                   expand[*cdat4++];
 358#elif defined(__LITTLE_ENDIAN)
 359                    *(u32 *)dest = expand[*cdat1++] |
 360                                   expand[*cdat2++]<<8 |
 361                                   expand[*cdat3++]<<16 |
 362                                   expand[*cdat4++]<<24;
 363#else
 364#error FIXME: No endianness??
 365#endif
 366                    dest += p->next_line;
 367                } while (--j);
 368                bg >>= 1;
 369                fg >>= 1;
 370                dest1 += p->next_plane;
 371            } while (--i);
 372            s += 4;
 373            dest0 += 4;
 374            xx += 4;
 375            count -= 3;
 376        }
 377}
 378
 379void fbcon_afb_revc(struct display *p, int xx, int yy)
 380{
 381    u8 *dest, *dest0;
 382    u_short i, j;
 383    int mask;
 384
 385    dest0 = p->screen_base+yy*fontheight(p)*p->next_line+xx;
 386    mask = p->fgcol ^ p->bgcol;
 387
 388    /*
 389     *  This should really obey the individual character's
 390     *  background and foreground colors instead of simply
 391     *  inverting.
 392     */
 393
 394    i = p->var.bits_per_pixel;
 395    do {
 396        if (mask & 1) {
 397            dest = dest0;
 398            j = fontheight(p);
 399            do {
 400                *dest = ~*dest;
 401                dest += p->next_line;
 402            } while (--j);
 403        }
 404        mask >>= 1;
 405        dest0 += p->next_plane;
 406    } while (--i);
 407}
 408
 409
 410    /*
 411     *  `switch' for the low level operations
 412     */
 413
 414struct display_switch fbcon_afb = {
 415    setup:              fbcon_afb_setup,
 416    bmove:              fbcon_afb_bmove,
 417    clear:              fbcon_afb_clear,
 418    putc:               fbcon_afb_putc,
 419    putcs:              fbcon_afb_putcs,
 420    revc:               fbcon_afb_revc,
 421    fontwidthmask:      FONTWIDTH(8)
 422};
 423
 424
 425#ifdef MODULE
 426MODULE_LICENSE("GPL");
 427
 428int init_module(void)
 429{
 430    return 0;
 431}
 432
 433void cleanup_module(void)
 434{}
 435#endif /* MODULE */
 436
 437
 438    /*
 439     *  Visible symbols for modules
 440     */
 441
 442EXPORT_SYMBOL(fbcon_afb);
 443EXPORT_SYMBOL(fbcon_afb_setup);
 444EXPORT_SYMBOL(fbcon_afb_bmove);
 445EXPORT_SYMBOL(fbcon_afb_clear);
 446EXPORT_SYMBOL(fbcon_afb_putc);
 447EXPORT_SYMBOL(fbcon_afb_putcs);
 448EXPORT_SYMBOL(fbcon_afb_revc);
 449