2 * linux/drivers/video/S3Triofb.c -- Open Firmware based frame buffer device
4 * Copyright (C) 1997 Peter De Schrijver
6 * This driver is partly based on the PowerMac console driver:
8 * Copyright (C) 1996 Paul Mackerras
10 * and on the Open Firmware based frame buffer device:
12 * Copyright (C) 1997 Geert Uytterhoeven
14 * This file is subject to the terms and conditions of the GNU General Public
15 * License. See the file COPYING in the main directory of this archive for
20 Bugs : + OF dependencies should be removed.
21 + This driver should be merged with the CyberVision driver. The
22 CyberVision is a Zorro III implementation of the S3Trio64 chip.
26 #include <linux/kernel.h>
27 #include <linux/module.h>
28 #include <linux/errno.h>
29 #include <linux/string.h>
31 #include <linux/slab.h>
32 #include <linux/vmalloc.h>
33 #include <linux/delay.h>
34 #include <linux/interrupt.h>
36 #include <linux/init.h>
37 #include <linux/selection.h>
40 #include <asm/pci-bridge.h>
41 #include <linux/pci.h>
43 #include <video/fbcon.h>
44 #include <video/fbcon-cfb8.h>
45 #include <video/s3blit.h>
48 #define mem_in8(addr) in_8((void *)(addr))
49 #define mem_in16(addr) in_le16((void *)(addr))
50 #define mem_in32(addr) in_le32((void *)(addr))
52 #define mem_out8(val, addr) out_8((void *)(addr), val)
53 #define mem_out16(val, addr) out_le16((void *)(addr), val)
54 #define mem_out32(val, addr) out_le32((void *)(addr), val)
56 #define IO_OUT16VAL(v, r) (((v) << 8) | (r))
58 static struct display disp;
59 static struct fb_info fb_info;
60 static struct { u_char red, green, blue, pad; } palette[256];
61 static char s3trio_name[16] = "S3Trio ";
62 static char *s3trio_base;
64 static struct fb_fix_screeninfo fb_fix;
65 static struct fb_var_screeninfo fb_var = { 0, };
69 * Interface used by the world
72 static void __init s3triofb_of_init(struct device_node *dp);
73 static int s3trio_get_fix(struct fb_fix_screeninfo *fix, int con,
74 struct fb_info *info);
75 static int s3trio_get_var(struct fb_var_screeninfo *var, int con,
76 struct fb_info *info);
77 static int s3trio_set_var(struct fb_var_screeninfo *var, int con,
78 struct fb_info *info);
79 static int s3trio_get_cmap(struct fb_cmap *cmap, int kspc, int con,
80 struct fb_info *info);
81 static int s3trio_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
82 u_int transp, struct fb_info *info);
83 static int s3trio_pan_display(struct fb_var_screeninfo *var, int con,
84 struct fb_info *info);
85 static void s3triofb_blank(int blank, struct fb_info *info);
88 * Interface to the low level console driver
91 int s3triofb_init(void);
92 static int s3triofbcon_switch(int con, struct fb_info *info);
93 static int s3triofbcon_updatevar(int con, struct fb_info *info);
96 * Text console acceleration
100 static struct display_switch fbcon_trio8;
104 * Accelerated Functions used by the low level console driver
107 static void Trio_WaitQueue(u_short fifo);
108 static void Trio_WaitBlit(void);
109 static void Trio_BitBLT(u_short curx, u_short cury, u_short destx,
110 u_short desty, u_short width, u_short height,
112 static void Trio_RectFill(u_short x, u_short y, u_short width, u_short height,
113 u_short mode, u_short color);
114 static void Trio_MoveCursor(u_short x, u_short y);
121 static int s3trio_getcolreg(u_int regno, u_int *red, u_int *green, u_int *blue,
122 u_int *transp, struct fb_info *info);
124 static struct fb_ops s3trio_ops = {
125 .owner = THIS_MODULE,
126 .fb_get_fix = s3trio_get_fix,
127 .fb_get_var = s3trio_get_var,
128 .fb_set_var = s3trio_set_var,
129 .fb_get_cmap = s3trio_get_cmap,
130 .fb_set_cmap = gen_set_cmap,
131 .fb_setcolreg = s3trio_setcolreg,
132 .fb_pan_display =s3trio_pan_display,
133 .fb_blank = s3triofb_blank,
137 * Get the Fixed Part of the Display
140 static int s3trio_get_fix(struct fb_fix_screeninfo *fix, int con,
141 struct fb_info *info)
143 memcpy(fix, &fb_fix, sizeof(fb_fix));
149 * Get the User Defined Part of the Display
152 static int s3trio_get_var(struct fb_var_screeninfo *var, int con,
153 struct fb_info *info)
155 memcpy(var, &fb_var, sizeof(fb_var));
161 * Set the User Defined Part of the Display
164 static int s3trio_set_var(struct fb_var_screeninfo *var, int con,
165 struct fb_info *info)
167 if (var->xres > fb_var.xres || var->yres > fb_var.yres ||
168 var->bits_per_pixel > fb_var.bits_per_pixel )
169 /* || var->nonstd || var->vmode != FB_VMODE_NONINTERLACED) */
171 if (var->xres_virtual > fb_var.xres_virtual) {
172 outw(IO_OUT16VAL((var->xres_virtual /8) & 0xff, 0x13), 0x3d4);
173 outw(IO_OUT16VAL(((var->xres_virtual /8 ) & 0x300) >> 3, 0x51), 0x3d4);
174 fb_var.xres_virtual = var->xres_virtual;
175 fb_fix.line_length = var->xres_virtual;
177 fb_var.yres_virtual = var->yres_virtual;
178 memcpy(var, &fb_var, sizeof(fb_var));
184 * Pan or Wrap the Display
186 * This call looks only at xoffset, yoffset and the FB_VMODE_YWRAP flag
189 static int s3trio_pan_display(struct fb_var_screeninfo *var, int con,
190 struct fb_info *info)
194 if (var->xoffset > (var->xres_virtual - var->xres))
196 if (var->yoffset > (var->yres_virtual - var->yres))
199 fb_var.xoffset = var->xoffset;
200 fb_var.yoffset = var->yoffset;
202 base = var->yoffset * fb_fix.line_length + var->xoffset;
204 outw(IO_OUT16VAL((base >> 8) & 0xff, 0x0c),0x03D4);
205 outw(IO_OUT16VAL(base & 0xff, 0x0d),0x03D4);
206 outw(IO_OUT16VAL((base >> 16) & 0xf, 0x69),0x03D4);
215 static int s3trio_get_cmap(struct fb_cmap *cmap, int kspc, int con,
216 struct fb_info *info)
218 if (con == info->currcon) /* current console? */
219 return fb_get_cmap(cmap, kspc, s3trio_getcolreg, info);
220 else if (fb_display[con].cmap.len) /* non default colormap? */
221 fb_copy_cmap(&fb_display[con].cmap, cmap, kspc ? 0 : 2);
223 fb_copy_cmap(fb_default_cmap(1 << fb_display[con].var.bits_per_pixel),
228 int __init s3triofb_init(void)
230 struct device_node *dp;
232 dp = find_devices("S3Trio");
234 s3triofb_of_init(dp);
238 void __init s3trio_resetaccel(void){
241 #define EC01_ENH_ENB 0x0005
242 #define EC01_LAW_ENB 0x0010
243 #define EC01_MMIO_ENB 0x0020
245 #define EC00_RESET 0x8000
246 #define EC00_ENABLE 0x4000
247 #define MF_MULT_MISC 0xE000
248 #define SRC_FOREGROUND 0x0020
249 #define SRC_BACKGROUND 0x0000
250 #define MIX_SRC 0x0007
251 #define MF_T_CLIP 0x1000
252 #define MF_L_CLIP 0x2000
253 #define MF_B_CLIP 0x3000
254 #define MF_R_CLIP 0x4000
255 #define MF_PIX_CONTROL 0xA000
256 #define MFA_SRC_FOREGR_MIX 0x0000
257 #define MF_PIX_CONTROL 0xA000
259 outw(EC00_RESET, 0x42e8);
261 outw(EC00_ENABLE, 0x42e8);
263 outw(EC01_ENH_ENB | EC01_LAW_ENB,
265 outw(MF_MULT_MISC, 0xbee8); /* 16 bit I/O registers */
267 /* Now set some basic accelerator registers */
268 Trio_WaitQueue(0x0400);
269 outw(SRC_FOREGROUND | MIX_SRC, 0xbae8);
270 outw(SRC_BACKGROUND | MIX_SRC, 0xb6e8);/* direct color*/
271 outw(MF_T_CLIP | 0, 0xbee8 ); /* clip virtual area */
272 outw(MF_L_CLIP | 0, 0xbee8 );
273 outw(MF_R_CLIP | (640 - 1), 0xbee8);
274 outw(MF_B_CLIP | (480 - 1), 0xbee8);
275 Trio_WaitQueue(0x0400);
276 outw(0xffff, 0xaae8); /* Enable all planes */
277 outw(0xffff, 0xaae8); /* Enable all planes */
278 outw( MF_PIX_CONTROL | MFA_SRC_FOREGR_MIX, 0xbee8);
281 int __init s3trio_init(struct device_node *dp){
287 pci_device_loc(dp,&bus,&dev);
288 pcibios_read_config_dword(bus, dev, PCI_VENDOR_ID, &t32);
289 if(t32 == (PCI_DEVICE_ID_S3_TRIO << 16) + PCI_VENDOR_ID_S3) {
290 pcibios_read_config_dword(bus, dev, PCI_BASE_ADDRESS_0, &t32);
291 pcibios_read_config_dword(bus, dev, PCI_BASE_ADDRESS_1, &t32);
292 pcibios_read_config_word(bus, dev, PCI_COMMAND,&cmd);
294 pcibios_write_config_word(bus, dev, PCI_COMMAND, PCI_COMMAND_IO | PCI_COMMAND_MEMORY);
296 pcibios_write_config_dword(bus, dev, PCI_BASE_ADDRESS_0,0xffffffff);
297 pcibios_read_config_dword(bus, dev, PCI_BASE_ADDRESS_0, &t32);
299 /* This is a gross hack as OF only maps enough memory for the framebuffer and
300 we want to use MMIO too. We should find out which chunk of address space
302 pcibios_write_config_dword(bus,dev,PCI_BASE_ADDRESS_0,0xc6000000);
308 outb(inb(0x03CC) | 1, 0x3c2);
310 outw(IO_OUT16VAL(0x48, 0x38),0x03D4);
311 outw(IO_OUT16VAL(0xA0, 0x39),0x03D4);
313 outw(IO_OUT16VAL((inb(0x3d5) & ~(0x2 | 0x10 | 0x40)) |
316 outw(IO_OUT16VAL(0x6, 0x8), 0x3c4);
318 /* switch to MMIO only mode */
321 outw(IO_OUT16VAL(inb(0x3d5) | 3 | 0x10, 0x58), 0x3d4);
322 outw(IO_OUT16VAL(8, 0x53), 0x3d4);
324 /* switch off I/O accesses */
327 pcibios_write_config_word(bus, dev, PCI_COMMAND,
328 PCI_COMMAND_IO | PCI_COMMAND_MEMORY);
339 * We heavily rely on OF for the moment. This needs fixing.
342 static void __init s3triofb_of_init(struct device_node *dp)
345 unsigned long address, size;
348 strncat(s3trio_name, dp->name, sizeof(s3trio_name));
349 s3trio_name[sizeof(s3trio_name)-1] = '\0';
350 strcpy(fb_fix.id, s3trio_name);
352 if((pp = get_property(dp, "vendor-id", &len)) != NULL
353 && *pp!=PCI_VENDOR_ID_S3) {
354 printk("%s: can't find S3 Trio board\n", dp->full_name);
358 if((pp = get_property(dp, "device-id", &len)) != NULL
359 && *pp!=PCI_DEVICE_ID_S3_TRIO) {
360 printk("%s: can't find S3 Trio board\n", dp->full_name);
364 if ((pp = get_property(dp, "depth", &len)) != NULL
365 && len == sizeof(int) && *pp != 8) {
366 printk("%s: can't use depth = %d\n", dp->full_name, *pp);
369 if ((pp = get_property(dp, "width", &len)) != NULL
370 && len == sizeof(int))
371 fb_var.xres = fb_var.xres_virtual = *pp;
372 if ((pp = get_property(dp, "height", &len)) != NULL
373 && len == sizeof(int))
374 fb_var.yres = fb_var.yres_virtual = *pp;
375 if ((pp = get_property(dp, "linebytes", &len)) != NULL
376 && len == sizeof(int))
377 fb_fix.line_length = *pp;
379 fb_fix.line_length = fb_var.xres_virtual;
380 fb_fix.smem_len = fb_fix.line_length*fb_var.yres;
382 address = 0xc6000000;
384 if (!request_mem_region(address, size, "S3triofb"))
388 s3trio_base = ioremap(address, size);
389 fb_fix.smem_start = address;
390 fb_fix.type = FB_TYPE_PACKED_PIXELS;
392 fb_fix.accel = FB_ACCEL_S3_TRIO64;
393 fb_fix.mmio_start = address+0x1000000;
394 fb_fix.mmio_len = 0x1000000;
401 mem_out8(0x30, s3trio_base+0x1008000 + 0x03D4);
402 mem_out8(0x2d, s3trio_base+0x1008000 + 0x03D4);
403 mem_out8(0x2e, s3trio_base+0x1008000 + 0x03D4);
405 mem_out8(0x50, s3trio_base+0x1008000 + 0x03D4);
407 /* disable HW cursor */
409 mem_out8(0x39, s3trio_base+0x1008000 + 0x03D4);
410 mem_out8(0xa0, s3trio_base+0x1008000 + 0x03D5);
412 mem_out8(0x45, s3trio_base+0x1008000 + 0x03D4);
413 mem_out8(0, s3trio_base+0x1008000 + 0x03D5);
415 mem_out8(0x4e, s3trio_base+0x1008000 + 0x03D4);
416 mem_out8(0, s3trio_base+0x1008000 + 0x03D5);
418 mem_out8(0x4f, s3trio_base+0x1008000 + 0x03D4);
419 mem_out8(0, s3trio_base+0x1008000 + 0x03D5);
423 CursorBase = (u_long *)(s3trio_base + 2*1024*1024 - 0x400);
424 for (i = 0; i < 8; i++) {
425 *(CursorBase +(i*4)) = 0xffffff00;
426 *(CursorBase+1+(i*4)) = 0xffff0000;
427 *(CursorBase+2+(i*4)) = 0xffff0000;
428 *(CursorBase+3+(i*4)) = 0xffff0000;
430 for (i = 8; i < 64; i++) {
431 *(CursorBase +(i*4)) = 0xffff0000;
432 *(CursorBase+1+(i*4)) = 0xffff0000;
433 *(CursorBase+2+(i*4)) = 0xffff0000;
434 *(CursorBase+3+(i*4)) = 0xffff0000;
438 mem_out8(0x4c, s3trio_base+0x1008000 + 0x03D4);
439 mem_out8(((2*1024 - 1)&0xf00)>>8, s3trio_base+0x1008000 + 0x03D5);
441 mem_out8(0x4d, s3trio_base+0x1008000 + 0x03D4);
442 mem_out8((2*1024 - 1) & 0xff, s3trio_base+0x1008000 + 0x03D5);
444 mem_out8(0x45, s3trio_base+0x1008000 + 0x03D4);
445 mem_in8(s3trio_base+0x1008000 + 0x03D4);
447 mem_out8(0x4a, s3trio_base+0x1008000 + 0x03D4);
448 mem_out8(0x80, s3trio_base+0x1008000 + 0x03D5);
449 mem_out8(0x80, s3trio_base+0x1008000 + 0x03D5);
450 mem_out8(0x80, s3trio_base+0x1008000 + 0x03D5);
452 mem_out8(0x4b, s3trio_base+0x1008000 + 0x03D4);
453 mem_out8(0x00, s3trio_base+0x1008000 + 0x03D5);
454 mem_out8(0x00, s3trio_base+0x1008000 + 0x03D5);
455 mem_out8(0x00, s3trio_base+0x1008000 + 0x03D5);
457 mem_out8(0x45, s3trio_base+0x1008000 + 0x03D4);
458 mem_out8(0, s3trio_base+0x1008000 + 0x03D5);
460 /* setup default color table */
462 for(i = 0; i < 16; i++) {
463 int j = color_table[i];
464 palette[i].red=default_red[j];
465 palette[i].green=default_grn[j];
466 palette[i].blue=default_blu[j];
469 s3trio_setcolreg(255, 56, 100, 160, 0, NULL /* not used */);
470 s3trio_setcolreg(254, 0, 0, 0, 0, NULL /* not used */);
471 memset((char *)s3trio_base, 0, 640*480);
474 Trio_RectFill(0, 0, 90, 90, 7, 1);
477 fb_fix.visual = FB_VISUAL_PSEUDOCOLOR ;
478 fb_var.xoffset = fb_var.yoffset = 0;
479 fb_var.bits_per_pixel = 8;
480 fb_var.grayscale = 0;
481 fb_var.red.offset = fb_var.green.offset = fb_var.blue.offset = 0;
482 fb_var.red.length = fb_var.green.length = fb_var.blue.length = 8;
483 fb_var.red.msb_right = fb_var.green.msb_right = fb_var.blue.msb_right = 0;
484 fb_var.transp.offset = fb_var.transp.length = fb_var.transp.msb_right = 0;
487 fb_var.height = fb_var.width = -1;
488 fb_var.accel_flags = FB_ACCELF_TEXT;
489 #warning FIXME: always obey fb_var.accel_flags
491 fb_var.left_margin = fb_var.right_margin = 0;
492 fb_var.upper_margin = fb_var.lower_margin = 0;
493 fb_var.hsync_len = fb_var.vsync_len = 0;
495 fb_var.vmode = FB_VMODE_NONINTERLACED;
500 disp.cmap.red = disp.cmap.green = disp.cmap.blue = disp.cmap.transp = NULL;
501 disp.visual = fb_fix.visual;
502 disp.type = fb_fix.type;
503 disp.type_aux = fb_fix.type_aux;
506 disp.line_length = fb_fix.line_length;
507 disp.can_soft_blank = 1;
509 #ifdef FBCON_HAS_CFB8
510 if (fb_var.accel_flags & FB_ACCELF_TEXT)
511 disp.dispsw = &fbcon_trio8;
513 disp.dispsw = &fbcon_cfb8;
515 disp.dispsw = &fbcon_dummy;
517 disp.scrollmode = fb_var.accel_flags & FB_ACCELF_TEXT ? 0 : SCROLL_YREDRAW;
519 strcpy(fb_info.modename, "Trio64 ");
520 strncat(fb_info.modename, dp->full_name, sizeof(fb_info.modename));
521 fb_info.currcon = -1;
522 fb_info.fbops = &s3trio_ops;
523 fb_info.screen_base = s3trio_base;
525 fb_info.fbvar_num = 1;
526 fb_info.fbvar = &fb_var;
528 fb_info.disp = &disp;
529 fb_info.fontname[0] = '\0';
530 fb_info.changevar = NULL;
531 fb_info.switch_con = &s3triofbcon_switch;
532 fb_info.updatevar = &s3triofbcon_updatevar;
534 fb_info.setcmap = &s3triofbcon_setcmap;
537 fb_info.flags = FBINFO_FLAG_DEFAULT;
538 if (register_framebuffer(&fb_info) < 0) {
539 iounmap(fb_info.screen_base);
540 fb_info.screen_base = NULL;
544 printk("fb%d: S3 Trio frame buffer device on %s\n",
545 fb_info.node, dp->full_name);
549 static int s3triofbcon_switch(int con, struct fb_info *info)
551 /* Do we have to save the colormap? */
552 if (fb_display[info->currcon].cmap.len)
553 fb_get_cmap(&fb_display[info->currcon].cmap, 1, s3trio_getcolreg, info);
556 /* Install new colormap */
557 do_install_cmap(con,info);
562 * Update the `var' structure (called by fbcon.c)
565 static int s3triofbcon_updatevar(int con, struct fb_info *info)
575 static int s3triofb_blank(int blank, struct fb_info *info)
579 mem_out8(0x1, s3trio_base+0x1008000 + 0x03c4);
580 x = mem_in8(s3trio_base+0x1008000 + 0x03c5);
581 mem_out8((x & (~0x20)) | (blank << 5), s3trio_base+0x1008000 + 0x03c5);
586 * Read a single color register and split it into
587 * colors/transparent. Return != 0 for invalid regno.
590 static int s3trio_getcolreg(u_int regno, u_int *red, u_int *green, u_int *blue,
591 u_int *transp, struct fb_info *info)
595 *red = (palette[regno].red << 8) | palette[regno].red;
596 *green = (palette[regno].green << 8) | palette[regno].green;
597 *blue = (palette[regno].blue << 8) | palette[regno].blue;
604 * Set a single color register. Return != 0 for invalid regno.
607 static int s3trio_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
608 u_int transp, struct fb_info *info)
616 palette[regno].red = red;
617 palette[regno].green = green;
618 palette[regno].blue = blue;
620 mem_out8(regno,s3trio_base+0x1008000 + 0x3c8);
621 mem_out8((red & 0xff) >> 2,s3trio_base+0x1008000 + 0x3c9);
622 mem_out8((green & 0xff) >> 2,s3trio_base+0x1008000 + 0x3c9);
623 mem_out8((blue & 0xff) >> 2,s3trio_base+0x1008000 + 0x3c9);
628 static void Trio_WaitQueue(u_short fifo) {
634 status = mem_in16(s3trio_base + 0x1000000 + 0x9AE8);
635 } while (!(status & fifo));
639 static void Trio_WaitBlit(void) {
645 status = mem_in16(s3trio_base + 0x1000000 + 0x9AE8);
646 } while (status & 0x200);
650 static void Trio_BitBLT(u_short curx, u_short cury, u_short destx,
651 u_short desty, u_short width, u_short height,
654 u_short blitcmd = 0xc011;
656 /* Set drawing direction */
657 /* -Y, X maj, -X (default) */
660 blitcmd |= 0x0020; /* Drawing direction +X */
663 destx += (width - 1);
667 blitcmd |= 0x0080; /* Drawing direction +Y */
669 cury += (height - 1);
670 desty += (height - 1);
673 Trio_WaitQueue(0x0400);
675 outw(0xa000, 0xBEE8);
676 outw(0x60 | mode, 0xBAE8);
684 outw(height - 1, 0xBEE8);
685 outw(width - 1, 0x96E8);
687 outw(blitcmd, 0x9AE8);
691 static void Trio_RectFill(u_short x, u_short y, u_short width, u_short height,
692 u_short mode, u_short color) {
694 u_short blitcmd = 0x40b1;
696 Trio_WaitQueue(0x0400);
698 outw(0xa000, 0xBEE8);
699 outw((0x20 | mode), 0xBAE8);
700 outw(0xe000, 0xBEE8);
704 outw((height - 1), 0xBEE8);
705 outw((width - 1), 0x96E8);
706 outw(blitcmd, 0x9AE8);
711 static void Trio_MoveCursor(u_short x, u_short y) {
713 mem_out8(0x39, s3trio_base + 0x1008000 + 0x3d4);
714 mem_out8(0xa0, s3trio_base + 0x1008000 + 0x3d5);
716 mem_out8(0x46, s3trio_base + 0x1008000 + 0x3d4);
717 mem_out8((x & 0x0700) >> 8, s3trio_base + 0x1008000 + 0x3d5);
718 mem_out8(0x47, s3trio_base + 0x1008000 + 0x3d4);
719 mem_out8(x & 0x00ff, s3trio_base + 0x1008000 + 0x3d5);
721 mem_out8(0x48, s3trio_base + 0x1008000 + 0x3d4);
722 mem_out8((y & 0x0700) >> 8, s3trio_base + 0x1008000 + 0x3d5);
723 mem_out8(0x49, s3trio_base + 0x1008000 + 0x3d4);
724 mem_out8(y & 0x00ff, s3trio_base + 0x1008000 + 0x3d5);
730 * Text console acceleration
733 #ifdef FBCON_HAS_CFB8
734 static void fbcon_trio8_bmove(struct display *p, int sy, int sx, int dy,
735 int dx, int height, int width)
737 sx *= 8; dx *= 8; width *= 8;
738 Trio_BitBLT((u_short)sx, (u_short)(sy*fontheight(p)), (u_short)dx,
739 (u_short)(dy*fontheight(p)), (u_short)width,
740 (u_short)(height*fontheight(p)), (u_short)S3_NEW);
743 static void fbcon_trio8_clear(struct vc_data *conp, struct display *p, int sy,
744 int sx, int height, int width)
749 bg = attr_bgcol_ec(p,conp);
750 Trio_RectFill((u_short)sx,
751 (u_short)(sy*fontheight(p)),
753 (u_short)(height*fontheight(p)),
758 static void fbcon_trio8_putc(struct vc_data *conp, struct display *p, int c,
762 fbcon_cfb8_putc(conp, p, c, yy, xx);
765 static void fbcon_trio8_putcs(struct vc_data *conp, struct display *p,
766 const unsigned short *s, int count, int yy, int xx)
769 fbcon_cfb8_putcs(conp, p, s, count, yy, xx);
772 static void fbcon_trio8_revc(struct display *p, int xx, int yy)
775 fbcon_cfb8_revc(p, xx, yy);
778 static struct display_switch fbcon_trio8 = {
779 .setup = fbcon_cfb8_setup,
780 .bmove = fbcon_trio8_bmove,
781 .clear = fbcon_trio8_clear,
782 .putc = fbcon_trio8_putc,
783 .putcs = fbcon_trio8_putcs,
784 .revc = fbcon_trio8_revc,
785 .clear_margins = fbcon_cfb8_clear_margins,
786 .fontwidthmask = FONTWIDTH(8)
790 MODULE_LICENSE("GPL");