blob: 8e024aad1b5733a30c39019cebe80e46d2a37459 [file] [log] [blame]
/*
* linux/drivers/video/pm3fb.c -- 3DLabs Permedia3 frame buffer device
*
* Copyright (C) 2001 Romain Dolbeau <dolbeau@irisa.fr>
* Based on code written by:
* Sven Luther, <luther@dpt-info.u-strasbg.fr>
* Alan Hourihane, <alanh@fairlite.demon.co.uk>
* Russel King, <rmk@arm.linux.org.uk>
* Based on linux/drivers/video/skeletonfb.c:
* Copyright (C) 1997 Geert Uytterhoeven
* Based on linux/driver/video/pm2fb.c:
* Copyright (C) 1998-1999 Ilario Nardinocchi (nardinoc@CS.UniBO.IT)
* Copyright (C) 1999 Jakub Jelinek (jakub@redhat.com)
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of this archive for
* more details.
*
* $Header: /cvsroot/linux/drivers/video/pm3fb.c,v 1.1 2002/02/25 19:11:06 marcelo Exp $
*
* CHANGELOG:
* Mon Feb 11 10:35:48 MET 2002, v 1.4.11B: Cosmetic update.
* Wed Jan 23 14:16:59 MET 2002, v 1.4.11: Preliminary 2.5.x support, patch for 2.5.2.
* Wed Nov 28 11:08:29 MET 2001, v 1.4.10: potential bug fix for SDRAM-based board, patch for 2.4.16.
* Thu Sep 20 10:24:42 MET DST 2001, v 1.4.9: sync bug fix, preliminary flatpanel support, better timings.
* Tue Aug 28 10:13:01 MET DST 2001, v 1.4.8: memory timings check, minor bug fixes.
* Wed Jul 18 19:06:14 CEST 2001, v 1.4.7: Mode fix (800x600-100, 1024x768-100 changed), using HW panning + accel bug fix.
* Mon Jun 25 10:33:56 MET DST 2001, v 1.4.6: Depth 12 fix, chip reset ioctl, moved memory erase ioctl to DEBUG.
* Wed Jun 20 11:13:08 MET DST 2001, v 1.4.5: Fixed missing blinking cursor in 8bpp, code cleaning, memory erase IOCTL.
* Mon Jun 18 16:00:27 CEST 2001, v 1.4.4: Depth 12 (RGBA 4444) support, code cleaning.
* Fri Jun 15 13:53:01 CEST 2001, v 1.4.3: Removed warnings, depth 15 support, add 'depth' option.
* Thu Jun 14 10:13:52 MET DST 2001, v 1.4.2: Fixed depth switching bug, preliminary 15bpp (RGB5551) support.
* Thu Apr 12 11:16:45 MET DST 2001, v 1.4.1B: Doc updates.
* Fri Apr 6 11:12:53 MET DST 2001, v 1.4.1: Configure.help, minor cleanup
* Thu Mar 29 10:56:50 MET DST 2001, v 1.4.0: Module & module options support (note: linux patch changed, 2.2.19 added).
* Thu Mar 15 15:30:31 MET 2001, v 1.3.2: Fixed mirroring bug on little-endian.
* Wed Mar 14 21:25:54 CET 2001, v 1.3.1: Fixed bug in BlockMove (_bmov).
* Tue Mar 13 10:53:19 MET 2001, v 1.3.0: Character drawing hardware support (in all width between 1 and 16), fixes.
* Thu Mar 8 10:20:16 MET 2001, v 1.2.2: Better J2000 support, "font:" option.
* Tue Mar 6 21:25:04 CET 2001, v 1.2.1: Better acceleration support.
* Mon Mar 5 21:54:17 CET 2001, v 1.2.0: Partial acceleration support (clear & bmove)
* Mon Mar 5 12:52:15 CET 2001, v 1.1.3: Big pan_display fix.
* Sun Mar 4 22:21:50 CET 2001, v 1.1.2: (numerous) bug fixes.
* Fri Mar 2 15:54:07 CET 2001, v 1.1.1: Might have Appian J2000 support, resource mangement in 2.4
* Wed Feb 28 18:21:35 CET 2001, v 1.1.0: Might have multiple boards support (added, but not yest tested)
* Tue Feb 27 17:31:12 CET 2001, v 1.0.6: fixes boot-time mode select, add more default mode
* Tue Feb 27 14:01:36 CET 2001, v 1.0.5: fixes (1.0.4 was broken for 2.2), cleaning up
* Mon Feb 26 23:17:36 CET 2001, v 1.0.4: preliminary 2.4.x support, dropped (useless on pm3) partial product, more OF fix
* Mon Feb 26 20:59:05 CET 2001, v 1.0.3: No more shadow register (and wasted memory), endianess fix, use OF-preset resolution by default
* Wed Feb 21 22:09:30 CET 2001, v 1.0.2: Code cleaning for future multiboard support, better OF support, bugs fix
* Wed Feb 21 19:58:56 CET 2001, v 1.0.1: OpenFirmware support, fixed memory detection, better debug support, code cleaning
* Wed Feb 21 14:47:06 CET 2001, v 1.0.0: First working version
*/
#include <linux/config.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/string.h>
#include <linux/mm.h>
#include <linux/tty.h>
#include <linux/slab.h>
#include <linux/vmalloc.h>
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/fb.h>
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/ioport.h>
#include <video/fbcon.h>
#include <video/fbcon-mfb.h>
#include <video/fbcon-cfb2.h>
#include <video/fbcon-cfb4.h>
#include <video/fbcon-cfb8.h>
#include <video/fbcon-cfb16.h>
#include <video/fbcon-cfb24.h>
#include <video/fbcon-cfb32.h>
#include <video/pm3fb.h>
#include <asm/io.h>
#include <asm/uaccess.h>
#ifdef CONFIG_FB_OF
#include <asm/prom.h>
#endif
/* ************************************* */
/* ***** The various "global" data ***** */
/* ************************************* */
/* those will need a rework for multiple board support */
/* Driver name */
static const char permedia3_name[16] = "Permedia3";
/* the fb_par struct, mandatory */
struct pm3fb_par {
u32 pixclock; /* pixclock in KHz */
u32 width; /* width of virtual screen */
u32 height; /* height of virtual screen */
u32 hsstart; /* horiz. sync start */
u32 hsend; /* horiz. sync end */
u32 hbend; /* horiz. blank end (also gate end) */
u32 htotal; /* total width (w/ sync & blank) */
u32 vsstart; /* vert. sync start */
u32 vsend; /* vert. sync end */
u32 vbend; /* vert. blank end */
u32 vtotal; /* total height (w/ sync & blank) */
u32 stride; /* screen stride */
u32 base; /* screen base (xoffset+yoffset) in 128 bits unit */
/* NOTE : unlike other pm3 stuff above, stored *after* shiftbpp. don't ask */
u32 depth; /* screen depth (8, 12, 15, 16 or 32) */
u32 video; /* video control (hsync,vsync) */
};
/* memory timings */
struct pm3fb_timings
{
unsigned long caps;
unsigned long timings;
unsigned long control;
unsigned long refresh;
unsigned long powerdown;
};
typedef enum pm3fb_timing_result { pm3fb_timing_ok, pm3fb_timing_problem, pm3fb_timing_retry } pm3fb_timing_result;
#define PM3FB_UNKNOWN_TIMING_VALUE ((unsigned long)-1)
#define PM3FB_UNKNOWN_TIMINGS { PM3FB_UNKNOWN_TIMING_VALUE, PM3FB_UNKNOWN_TIMING_VALUE, PM3FB_UNKNOWN_TIMING_VALUE, PM3FB_UNKNOWN_TIMING_VALUE, PM3FB_UNKNOWN_TIMING_VALUE }
/* the fb_info struct, mandatory */
struct pm3fb_info {
struct fb_info_gen gen;
unsigned long board_num; /* internal board number */
unsigned long use_current;
struct pm3fb_par *current_par;
struct pci_dev *dev; /* PCI device */
unsigned long board_type; /* index in the cardbase */
unsigned char *fb_base; /* framebuffer memory base */
u32 fb_size; /* framebuffer memory size */
unsigned char *p_fb; /* physical address of frame buffer */
unsigned char *v_fb; /* virtual address of frame buffer */
unsigned char *pIOBase; /* physical address of registers region, must be rg_base or rg_base+PM2_REGS_SIZE depending on the host endianness */
unsigned char *vIOBase; /* address of registers after ioremap() */
struct {
u8 transp;
u8 red;
u8 green;
u8 blue;
} palette[256];
union {
#ifdef FBCON_HAS_CFB16
u16 cmap12[16]; /* RGBA 4444 */
u16 cmap15[16]; /* RGBA 5551 */
u16 cmap16[16]; /* RGBA 5650 */
#endif
#ifdef FBCON_HAS_CFB32
u32 cmap32[16];
#endif
} cmap;
struct pm3fb_timings memt;
};
/* regular resolution database*/
static struct {
char name[16];
struct pm3fb_par user_mode;
} mode_base[] __initdata = {
{
"default-800x600", {
49500, 800, 600, 16, 96, 256, 1056, 1, 4, 25, 625,
800, 0, 8,
PM3VideoControl_ENABLE |
PM3VideoControl_HSYNC_ACTIVE_HIGH
|
PM3VideoControl_VSYNC_ACTIVE_HIGH
| PM3VideoControl_PIXELSIZE_8BIT}}, {
"1024x768-74", {
78752, 1024, 768, 32, 128, 304, 1328, 1, 4, 38,
806, 1024, 0, 8,
PM3VideoControl_ENABLE |
PM3VideoControl_HSYNC_ACTIVE_HIGH
|
PM3VideoControl_VSYNC_ACTIVE_HIGH
| PM3VideoControl_PIXELSIZE_8BIT}}, {
"1024x768-74-32", {
78752, 1024, 768, 32, 128, 304, 1328, 1, 4, 38,
806, 1024, 0, 32,
PM3VideoControl_ENABLE |
PM3VideoControl_HSYNC_ACTIVE_HIGH
|
PM3VideoControl_VSYNC_ACTIVE_HIGH
| PM3VideoControl_PIXELSIZE_32BIT}},
/* Generated mode : "1600x1024", for the SGI 1600SW flat panel*/
{
"SGI1600SW", {
108000, 1600, 1024, 16, 56, 104, 1704, 3, 6, 32,
1056, 1600, 0, 8,
PM3VideoControl_ENABLE|
PM3VideoControl_HSYNC_ACTIVE_LOW|PM3VideoControl_VSYNC_ACTIVE_LOW|
PM3VideoControl_PIXELSIZE_32BIT}},
/* ##### auto-generated mode, by fbtimings2pm3 */
/* Generated mode : "640x480-60" */
{
"640x480-60", {
25174, 640, 480, 16, 112, 160, 800, 10, 12, 45,
525, 640, 0, 8,
PM3VideoControl_ENABLE |
PM3VideoControl_HSYNC_ACTIVE_LOW
|
PM3VideoControl_VSYNC_ACTIVE_LOW
| PM3VideoControl_PIXELSIZE_8BIT}},
/* Generated mode : "640x480-72" */
{
"640x480-72", {
31199, 640, 480, 24, 64, 192, 832, 9, 12, 40, 520,
640, 0, 8,
PM3VideoControl_ENABLE |
PM3VideoControl_HSYNC_ACTIVE_LOW
|
PM3VideoControl_VSYNC_ACTIVE_LOW
| PM3VideoControl_PIXELSIZE_8BIT}},
/* Generated mode : "640x480-75" */
{
"640x480-75", {
31499, 640, 480, 16, 80, 200, 840, 1, 4, 20, 500,
640, 0, 8,
PM3VideoControl_ENABLE |
PM3VideoControl_HSYNC_ACTIVE_LOW
|
PM3VideoControl_VSYNC_ACTIVE_LOW
| PM3VideoControl_PIXELSIZE_8BIT}},
/* Generated mode : "640x480-90" */
{
"640x480-90", {
39909, 640, 480, 32, 72, 192, 832, 25, 39, 53, 533,
640, 0, 8,
PM3VideoControl_ENABLE |
PM3VideoControl_HSYNC_ACTIVE_LOW
|
PM3VideoControl_VSYNC_ACTIVE_LOW
| PM3VideoControl_PIXELSIZE_8BIT}},
/* Generated mode : "640x480-100" */
{
"640x480-100", {
44899, 640, 480, 32, 160, 208, 848, 22, 34, 51,
531, 640, 0, 8,
PM3VideoControl_ENABLE |
PM3VideoControl_HSYNC_ACTIVE_LOW
|
PM3VideoControl_VSYNC_ACTIVE_LOW
| PM3VideoControl_PIXELSIZE_8BIT}},
/* Generated mode : "800x600-48-lace" */
/* INTERLACED NOT SUPPORTED
{"800x600-48-lace", {35999, 800, 600, 80, 208, 264, 1064, 11, 23, 102, 702, 800, 0, 8, PM3VideoControl_ENABLE|PM3VideoControl_HSYNC_ACTIVE_HIGH|PM3VideoControl_VSYNC_ACTIVE_HIGH|PM3VideoControl_PIXELSIZE_8BIT}},
INTERLACED NOT SUPPORTED */
/* Generated mode : "800x600-56" */
{
"800x600-56", {
35999, 800, 600, 24, 96, 224, 1024, 1, 3, 25, 625,
800, 0, 8,
PM3VideoControl_ENABLE |
PM3VideoControl_HSYNC_ACTIVE_HIGH
|
PM3VideoControl_VSYNC_ACTIVE_HIGH
| PM3VideoControl_PIXELSIZE_8BIT}},
/* Generated mode : "800x600-60" */
{
"800x600-60", {
40000, 800, 600, 40, 168, 256, 1056, 1, 5, 28, 628,
800, 0, 8,
PM3VideoControl_ENABLE |
PM3VideoControl_HSYNC_ACTIVE_HIGH
|
PM3VideoControl_VSYNC_ACTIVE_HIGH
| PM3VideoControl_PIXELSIZE_8BIT}},
/* Generated mode : "800x600-70" */
{
"800x600-70", {
44899, 800, 600, 24, 168, 208, 1008, 9, 21, 36,
636, 800, 0, 8,
PM3VideoControl_ENABLE |
PM3VideoControl_HSYNC_ACTIVE_HIGH
|
PM3VideoControl_VSYNC_ACTIVE_LOW
| PM3VideoControl_PIXELSIZE_8BIT}},
/* Generated mode : "800x600-72" */
{
"800x600-72", {
50000, 800, 600, 56, 176, 240, 1040, 37, 43, 66,
666, 800, 0, 8,
PM3VideoControl_ENABLE |
PM3VideoControl_HSYNC_ACTIVE_HIGH
|
PM3VideoControl_VSYNC_ACTIVE_HIGH
| PM3VideoControl_PIXELSIZE_8BIT}},
/* Generated mode : "800x600-75" */
{
"800x600-75", {
49497, 800, 600, 16, 96, 256, 1056, 1, 4, 25, 625,
800, 0, 8,
PM3VideoControl_ENABLE |
PM3VideoControl_HSYNC_ACTIVE_HIGH
|
PM3VideoControl_VSYNC_ACTIVE_HIGH
| PM3VideoControl_PIXELSIZE_8BIT}},
/* Generated mode : "800x600-90" */
{
"800x600-90", {
56637, 800, 600, 8, 72, 192, 992, 8, 19, 35, 635,
800, 0, 8,
PM3VideoControl_ENABLE |
PM3VideoControl_HSYNC_ACTIVE_HIGH
|
PM3VideoControl_VSYNC_ACTIVE_HIGH
| PM3VideoControl_PIXELSIZE_8BIT}},
/* Generated mode : "800x600-100", from /etc/fb.modes */
/* DISABLED, hsstart == 0
{
"800x600-100", {
67499, 800, 600, 0, 64, 280, 1080, 7, 11, 25, 625,
800, 0, 8,
PM3VideoControl_ENABLE |
PM3VideoControl_HSYNC_ACTIVE_HIGH
|
PM3VideoControl_VSYNC_ACTIVE_HIGH
| PM3VideoControl_PIXELSIZE_8BIT}},
*/
/* Generated mode : "800x600-100", from ??? */
{
"800x600-100", {
69650, 800, 600, 64, 128, 288, 1088, 4, 10, 40, 640, 800, 0, 8,
PM3VideoControl_ENABLE|PM3VideoControl_HSYNC_ACTIVE_LOW|
PM3VideoControl_VSYNC_ACTIVE_LOW|PM3VideoControl_PIXELSIZE_8BIT}},
/* Generated mode : "1024x768-43-lace" */
/* INTERLACED NOT SUPPORTED
{"1024x768-43-lace", {44899, 1024, 768, 8, 184, 240, 1264, 1, 9, 49, 817, 1024, 0, 8, PM3VideoControl_ENABLE|PM3VideoControl_HSYNC_ACTIVE_HIGH|PM3VideoControl_VSYNC_ACTIVE_HIGH|PM3VideoControl_PIXELSIZE_8BIT}},
INTERLACED NOT SUPPORTED */
/* Generated mode : "1024x768-60" */
{
"1024x768-60", {
64998, 1024, 768, 24, 160, 320, 1344, 3, 9, 38,
806, 1024, 0, 8,
PM3VideoControl_ENABLE |
PM3VideoControl_HSYNC_ACTIVE_LOW
|
PM3VideoControl_VSYNC_ACTIVE_LOW
| PM3VideoControl_PIXELSIZE_8BIT}},
/* Generated mode : "1024x768-70" */
{
"1024x768-70", {
74996, 1024, 768, 24, 160, 304, 1328, 3, 9, 38,
806, 1024, 0, 8,
PM3VideoControl_ENABLE |
PM3VideoControl_HSYNC_ACTIVE_LOW
|
PM3VideoControl_VSYNC_ACTIVE_LOW
| PM3VideoControl_PIXELSIZE_8BIT}},
/* Generated mode : "1024x768-72" */
{
"1024x768-72", {
74996, 10224, 768, 24, 160, 264, 10488, 3, 9, 38,
806, 10224, 0, 8,
PM3VideoControl_ENABLE |
PM3VideoControl_HSYNC_ACTIVE_LOW
|
PM3VideoControl_VSYNC_ACTIVE_LOW
| PM3VideoControl_PIXELSIZE_8BIT}},
/* Generated mode : "1024x768-75" */
{
"1024x768-75", {
78746, 1024, 768, 16, 112, 288, 1312, 1, 4, 32,
800, 1024, 0, 8,
PM3VideoControl_ENABLE |
PM3VideoControl_HSYNC_ACTIVE_HIGH
|
PM3VideoControl_VSYNC_ACTIVE_HIGH
| PM3VideoControl_PIXELSIZE_8BIT}},
/* Generated mode : "1024x768-90" */
{
"1024x768-90", {
100000, 1024, 768, 0, 96, 288, 1312, 21, 36, 77,
845, 1024, 0, 8,
PM3VideoControl_ENABLE |
PM3VideoControl_HSYNC_ACTIVE_LOW
|
PM3VideoControl_VSYNC_ACTIVE_LOW
| PM3VideoControl_PIXELSIZE_8BIT}},
/* Generated mode : "1024x768-100", from /etc/fb.modes */
/* DISABLED, vsstart == 0
{
"1024x768-100", {
109998, 1024, 768, 0, 88, 368, 1392, 0, 8, 24, 792,
1024, 0, 8,
PM3VideoControl_ENABLE |
PM3VideoControl_HSYNC_ACTIVE_LOW
|
PM3VideoControl_VSYNC_ACTIVE_LOW
| PM3VideoControl_PIXELSIZE_8BIT}},
*/
/* Generated mode : "1024x768-100", from ??? */
{
"1024x768-100", {
115500, 1024, 768, 32, 224, 416, 1440, 3, 13, 34, 802, 1024, 0, 8,
PM3VideoControl_ENABLE|PM3VideoControl_HSYNC_ACTIVE_LOW|
PM3VideoControl_VSYNC_ACTIVE_LOW|PM3VideoControl_PIXELSIZE_8BIT}},
/* Generated mode : "1152x864-43-lace" */
/* INTERLACED NOT SUPPORTED
{"1152x864-43-lace", {64998, 1152, 864, 72, 200, 264, 1416, 78, 87, 191, 1055, 1152, 0, 8, PM3VideoControl_ENABLE|PM3VideoControl_HSYNC_ACTIVE_HIGH|PM3VideoControl_VSYNC_ACTIVE_HIGH|PM3VideoControl_PIXELSIZE_8BIT}},
INTERLACED NOT SUPPORTED */
/* Generated mode : "1152x864-47-lace" */
/* INTERLACED NOT SUPPORTED
{"1152x864-47-lace", {64998, 1152, 864, 88, 216, 296, 1448, 30, 39, 83, 947, 1152, 0, 8, PM3VideoControl_ENABLE|PM3VideoControl_HSYNC_ACTIVE_HIGH|PM3VideoControl_VSYNC_ACTIVE_HIGH|PM3VideoControl_PIXELSIZE_8BIT}},
INTERLACED NOT SUPPORTED */
/* Generated mode : "1152x864-60" */
{
"1152x864-60", {
80000, 1152, 864, 64, 176, 304, 1456, 6, 11, 52,
916, 1152, 0, 8,
PM3VideoControl_ENABLE |
PM3VideoControl_HSYNC_ACTIVE_HIGH
|
PM3VideoControl_VSYNC_ACTIVE_HIGH
| PM3VideoControl_PIXELSIZE_8BIT}},
/* Generated mode : "1152x864-70" */
{
"1152x864-70", {
100000, 1152, 864, 40, 192, 360, 1512, 13, 24, 81,
945, 1152, 0, 8,
PM3VideoControl_ENABLE |
PM3VideoControl_HSYNC_ACTIVE_HIGH
|
PM3VideoControl_VSYNC_ACTIVE_HIGH
| PM3VideoControl_PIXELSIZE_8BIT}},
/* Generated mode : "1152x864-75" */
{
"1152x864-75", {
109998, 1152, 864, 24, 168, 312, 1464, 45, 53, 138,
1002, 1152, 0, 8,
PM3VideoControl_ENABLE |
PM3VideoControl_HSYNC_ACTIVE_HIGH
|
PM3VideoControl_VSYNC_ACTIVE_HIGH
| PM3VideoControl_PIXELSIZE_8BIT}},
/* Generated mode : "1152x864-80" */
{
"1152x864-80", {
109998, 1152, 864, 16, 128, 288, 1440, 30, 37, 94,
958, 1152, 0, 8,
PM3VideoControl_ENABLE |
PM3VideoControl_HSYNC_ACTIVE_HIGH
|
PM3VideoControl_VSYNC_ACTIVE_HIGH
| PM3VideoControl_PIXELSIZE_8BIT}},
/* Generated mode : "1280x1024-43-lace" */
/* INTERLACED NOT SUPPORTED
{"1280x1024-43-lace", {80000, 1024, 1024, 80, 160, 320, 1344, 50, 60, 125, 1149, 1024, 0, 8, PM3VideoControl_ENABLE|PM3VideoControl_HSYNC_ACTIVE_HIGH|PM3VideoControl_VSYNC_ACTIVE_HIGH|PM3VideoControl_PIXELSIZE_8BIT}},
INTERLACED NOT SUPPORTED */
/* Generated mode : "1280x1024-47-lace" */
/* INTERLACED NOT SUPPORTED
{"1280x1024-47-lace", {80000, 1280, 1024, 80, 160, 320, 1600, 1, 11, 29, 1053, 1280, 0, 8, PM3VideoControl_ENABLE|PM3VideoControl_HSYNC_ACTIVE_HIGH|PM3VideoControl_VSYNC_ACTIVE_HIGH|PM3VideoControl_PIXELSIZE_8BIT}},
INTERLACED NOT SUPPORTED */
/* Generated mode : "1280x1024-60" */
{
"1280x1024-60", {
107991, 1280, 1024, 48, 160, 408, 1688, 1, 4, 42,
1066, 1280, 0, 8,
PM3VideoControl_ENABLE |
PM3VideoControl_HSYNC_ACTIVE_HIGH
|
PM3VideoControl_VSYNC_ACTIVE_HIGH
| PM3VideoControl_PIXELSIZE_8BIT}},
/* Generated mode : "1280x1024-70" */
{
"1280x1024-70", {
125992, 1280, 1024, 80, 192, 408, 1688, 1, 6, 42,
1066, 1280, 0, 8,
PM3VideoControl_ENABLE |
PM3VideoControl_HSYNC_ACTIVE_HIGH
|
PM3VideoControl_VSYNC_ACTIVE_HIGH
| PM3VideoControl_PIXELSIZE_8BIT}},
/* Generated mode : "1280x1024-74" */
{
"1280x1024-74", {
134989, 1280, 1024, 32, 176, 432, 1712, 0, 30, 40,
1064, 1280, 0, 8,
PM3VideoControl_ENABLE |
PM3VideoControl_HSYNC_ACTIVE_HIGH
|
PM3VideoControl_VSYNC_ACTIVE_HIGH
| PM3VideoControl_PIXELSIZE_8BIT}},
/* Generated mode : "1280x1024-75" */
{
"1280x1024-75", {
134989, 1280, 1024, 16, 160, 408, 1688, 1, 4, 42,
1066, 1280, 0, 8,
PM3VideoControl_ENABLE |
PM3VideoControl_HSYNC_ACTIVE_HIGH
|
PM3VideoControl_VSYNC_ACTIVE_HIGH
| PM3VideoControl_PIXELSIZE_8BIT}},
/* Generated mode : "1600x1200-60" */
{
"1600x1200-60", {
155981, 1600, 1200, 32, 192, 448, 2048, 10, 18, 70,
1270, 1600, 0, 8,
PM3VideoControl_ENABLE |
PM3VideoControl_HSYNC_ACTIVE_LOW
|
PM3VideoControl_VSYNC_ACTIVE_LOW
| PM3VideoControl_PIXELSIZE_8BIT}},
/* Generated mode : "1600x1200-66" */
{
"1600x1200-66", {
171998, 1600, 1200, 40, 176, 480, 2080, 3, 6, 53,
1253, 1600, 0, 8,
PM3VideoControl_ENABLE |
PM3VideoControl_HSYNC_ACTIVE_LOW
|
PM3VideoControl_VSYNC_ACTIVE_LOW
| PM3VideoControl_PIXELSIZE_8BIT}},
/* Generated mode : "1600x1200-76" */
{
"1600x1200-76", {
197980, 1600, 1200, 40, 176, 480, 2080, 3, 8, 50,
1250, 1600, 0, 8,
PM3VideoControl_ENABLE |
PM3VideoControl_HSYNC_ACTIVE_LOW
|
PM3VideoControl_VSYNC_ACTIVE_LOW
| PM3VideoControl_PIXELSIZE_8BIT}},
/* ##### end of auto-generated mode */
{
"\0",}
};
/* more mandatory stuff (see skeletonfb.c + framebuffer driver HOWTO */
static struct pm3fb_info fb_info[PM3_MAX_BOARD];
static struct pm3fb_par current_par[PM3_MAX_BOARD];
static int current_par_valid[PM3_MAX_BOARD];
/* to allow explicit filtering of board */
short bus[PM3_MAX_BOARD];
short slot[PM3_MAX_BOARD];
short func[PM3_MAX_BOARD];
short disable[PM3_MAX_BOARD];
short noaccel[PM3_MAX_BOARD];
char fontn[PM3_MAX_BOARD][PM3_FONTNAME_SIZE];
short depth[PM3_MAX_BOARD];
short flatpanel[PM3_MAX_BOARD];
static struct display disp[PM3_MAX_BOARD];
static char g_options[PM3_OPTIONS_SIZE] __initdata = "pm3fb,dummy";
short printtimings = 0;
short forcesize[PM3_MAX_BOARD];
/* ********************* */
/* ***** prototype ***** */
/* ********************* */
/* card-specific */
static void pm3fb_j2000_setup(struct pm3fb_info *l_fb_info);
/* permedia3-specific */
static pm3fb_timing_result pm3fb_preserve_memory_timings(struct pm3fb_info *l_fb_info);
static pm3fb_timing_result pm3fb_try_memory_timings(struct pm3fb_info *l_fb_info);
static void pm3fb_write_memory_timings(struct pm3fb_info *l_fb_info);
static unsigned long pm3fb_read_dac_reg(struct pm3fb_info *l_fb_info,
unsigned long r);
static unsigned long pm3fb_CalculateClock(struct pm3fb_info *l_fb_info, unsigned long reqclock, /* In kHz units */
unsigned long refclock, /* In kHz units */
unsigned char *prescale, /* ClkPreScale */
unsigned char *feedback, /* ClkFeedBackScale */
unsigned char *postscale
/* ClkPostScale */ );
static void pm3fb_clear_memory(struct pm3fb_info *l_fb_info, u32 cc);
static void pm3fb_clear_colormap(struct pm3fb_info *l_fb_info, unsigned char r, unsigned char g, unsigned char b);
static void pm3fb_common_init(struct pm3fb_info *l_fb_info);
static int pm3fb_Shiftbpp(struct pm3fb_info *l_fb_info,
unsigned long depth, int v);
static int pm3fb_Unshiftbpp(struct pm3fb_info *l_fb_info,
unsigned long depth, int v);
static void pm3fb_mapIO(struct pm3fb_info *l_fb_info);
static void pm3fb_unmapIO(struct pm3fb_info *l_fb_info);
#if defined(PM3FB_MASTER_DEBUG) && (PM3FB_MASTER_DEBUG >= 2)
static void pm3fb_show_cur_mode(struct pm3fb_info *l_fb_info);
#endif
static void pm3fb_show_cur_timing(struct pm3fb_info *l_fb_info);
static void pm3fb_write_mode(struct pm3fb_info *l_fb_info);
static void pm3fb_read_mode(struct pm3fb_info *l_fb_info,
struct pm3fb_par *curpar);
static unsigned long pm3fb_size_memory(struct pm3fb_info *l_fb_info);
/* accelerated permedia3-specific */
#ifdef PM3FB_USE_ACCEL
static void pm3fb_wait_pm3(struct pm3fb_info *l_fb_info);
static void pm3fb_init_engine(struct pm3fb_info *l_fb_info);
#ifdef FBCON_HAS_CFB32
static void pm3fb_cfb32_clear(struct vc_data *conp,
struct display *p,
int sy, int sx, int height, int width);
static void pm3fb_cfb32_clear_margins(struct vc_data *conp,
struct display *p, int bottom_only);
#endif /* FBCON_HAS_CFB32 */
#ifdef FBCON_HAS_CFB16
static void pm3fb_cfb16_clear(struct vc_data *conp,
struct display *p,
int sy, int sx, int height, int width);
static void pm3fb_cfb16_clear_margins(struct vc_data *conp,
struct display *p, int bottom_only);
#endif /* FBCON_HAS_CFB16 */
#ifdef FBCON_HAS_CFB8
static void pm3fb_cfb8_clear(struct vc_data *conp,
struct display *p,
int sy, int sx, int height, int width);
static void pm3fb_cfb8_clear_margins(struct vc_data *conp,
struct display *p, int bottom_only);
#endif /* FBCON_HAS_CFB8 */
#if defined(FBCON_HAS_CFB8) || defined(FBCON_HAS_CFB16) || defined(FBCON_HAS_CFB32)
static void pm3fb_cfbX_bmove(struct display *p,
int sy, int sx,
int dy, int dx, int height, int width);
static void pm3fb_cfbX_putc(struct vc_data *conp, struct display *p,
int c, int yy, int xx);
static void pm3fb_cfbX_putcs(struct vc_data *conp, struct display *p,
const unsigned short *s, int count, int yy,
int xx);
static void pm3fb_cfbX_revc(struct display *p, int xx, int yy);
#endif /* FBCON_HAS_CFB8 || FBCON_HAS_CFB16 || FBCON_HAS_CFB32 */
#endif /* PM3FB_USE_ACCEL */
/* pre-init */
static void pm3fb_mode_setup(char *mode, unsigned long board_num);
static void pm3fb_pciid_setup(char *pciid, unsigned long board_num);
static char *pm3fb_boardnum_setup(char *options, unsigned long *bn);
static void pm3fb_real_setup(char *options);
/* fbdev */
static int pm3fb_encode_fix(struct fb_fix_screeninfo *fix,
const void *par, struct fb_info_gen *info);
static int pm3fb_decode_var(const struct fb_var_screeninfo *var,
void *par, struct fb_info_gen *info);
static void pm3fb_encode_depth(struct fb_var_screeninfo *var, long d);
static int pm3fb_encode_var(struct fb_var_screeninfo *var,
const void *par, struct fb_info_gen *info);
static void pm3fb_get_par(void *par, struct fb_info_gen *info);
static void pm3fb_set_par(const void *par, struct fb_info_gen *info);
static void pm3fb_set_color(struct pm3fb_info *l_fb_info,
unsigned char regno, unsigned char r,
unsigned char g, unsigned char b);
static int pm3fb_getcolreg(unsigned regno, unsigned *red, unsigned *green,
unsigned *blue, unsigned *transp,
struct fb_info *info);
static int pm3fb_setcolreg(unsigned regno, unsigned red, unsigned green,
unsigned blue, unsigned transp,
struct fb_info *info);
static int pm3fb_blank(int blank_mode, struct fb_info_gen *info);
static void pm3fb_set_disp(const void *par, struct display *disp,
struct fb_info_gen *info);
static void pm3fb_detect(void);
static int pm3fb_pan_display(const struct fb_var_screeninfo *var,
struct fb_info_gen *info);
static int pm3fb_ioctl(struct inode *inode, struct file *file,
u_int cmd, u_long arg, int con,
struct fb_info *info);
/* the struct that hold them together */
struct fbgen_hwswitch pm3fb_switch = {
pm3fb_detect, pm3fb_encode_fix, pm3fb_decode_var, pm3fb_encode_var,
pm3fb_get_par, pm3fb_set_par, pm3fb_getcolreg,
pm3fb_pan_display, pm3fb_blank, pm3fb_set_disp
};
static struct fb_ops pm3fb_ops = {
.owner = THIS_MODULE,
.fb_get_fix = fbgen_get_fix,
.fb_get_var = fbgen_get_var,
.fb_set_var = fbgen_set_var,
.fb_get_cmap = fbgen_get_cmap,
.fb_set_cmap = fbgen_set_cmap,
.fb_setcolreg = pm3fb_setcolreg,
.fb_pan_display =fbgen_pan_display,
.fb_blank = fbgen_blank,
.fb_ioctl = pm3fb_ioctl,
};
#ifdef PM3FB_USE_ACCEL
#ifdef FBCON_HAS_CFB32
static struct display_switch pm3fb_cfb32 = {
fbcon_cfb32_setup, pm3fb_cfbX_bmove, pm3fb_cfb32_clear,
pm3fb_cfbX_putc, pm3fb_cfbX_putcs, pm3fb_cfbX_revc,
NULL /* cursor() */ , NULL /* set_font() */ ,
pm3fb_cfb32_clear_margins,
FONTWIDTHRANGE(1, 16) /* true only if accelerated... */
};
#endif /* FBCON_HAS_CFB32 */
#ifdef FBCON_HAS_CFB16
static struct display_switch pm3fb_cfb16 = {
fbcon_cfb16_setup, pm3fb_cfbX_bmove, pm3fb_cfb16_clear,
pm3fb_cfbX_putc, pm3fb_cfbX_putcs, pm3fb_cfbX_revc,
NULL /* cursor() */ , NULL /* set_font() */ ,
pm3fb_cfb16_clear_margins,
FONTWIDTHRANGE(1, 16) /* true only if accelerated... */
};
#endif /* FBCON_HAS_CFB16 */
#ifdef FBCON_HAS_CFB8
static struct display_switch pm3fb_cfb8 = {
fbcon_cfb8_setup, pm3fb_cfbX_bmove, pm3fb_cfb8_clear,
pm3fb_cfbX_putc, pm3fb_cfbX_putcs, pm3fb_cfbX_revc,
NULL /* cursor() */ , NULL /* set_font() */ ,
pm3fb_cfb8_clear_margins,
FONTWIDTHRANGE(1, 16) /* true only if accelerated... */
};
#endif /* FBCON_HAS_CFB8 */
#endif /* PM3FB_USE_ACCEL */
/* ****************************** */
/* ***** card-specific data ***** */
/* ****************************** */
struct pm3fb_card_timings {
unsigned long memsize; /* 0 for last value (i.e. default) */
struct pm3fb_timings memt;
};
static struct pm3fb_card_timings t_FormacProFormance3[] = {
{ 16, { 0x02e311b8, 0x06100205, 0x08000002, 0x00000079, 0x00000000} },
{ 0, { 0x02e311b8, 0x06100205, 0x08000002, 0x00000079, 0x00000000} } /* from 16 MB PF3 */
};
static struct pm3fb_card_timings t_AppianJeronimo2000[] = {
{ 32, { 0x02e311B8, 0x07424905, 0x0c000003, 0x00000061, 0x00000000} },
{ 0, { 0x02e311B8, 0x07424905, 0x0c000003, 0x00000061, 0x00000000} } /* from 32MB J2000 */
};
static struct pm3fb_card_timings t_3DLabsOxygenVX1[] = {
{ 32, { 0x30e311b8, 0x08501204, 0x08000002, 0x0000006b, 0x00000000} },
{ 0, { 0x30e311b8, 0x08501204, 0x08000002, 0x0000006b, 0x00000000} } /* from 32MB VX1 */
};
static struct {
char cardname[32]; /* recognized card name */
u16 subvendor; /* subvendor of the card */
u16 subdevice; /* subdevice of the card */
u8 func; /* function of the card to which the extra init apply */
void (*specific_setup)(struct pm3fb_info *l_fb_info); /* card/func specific setup, done before _any_ FB access */
struct pm3fb_card_timings *c_memt; /* defauls timings for the boards */
} cardbase[] = {
{ "Unknown Permedia3 board", 0xFFFF, 0xFFFF, 0xFF, NULL, NULL },
{ "Appian Jeronimo 2000 head 1", 0x1097, 0x3d32, 1, NULL,
t_AppianJeronimo2000
},
{ "Appian Jeronimo 2000 head 2", 0x1097, 0x3d32, 2, pm3fb_j2000_setup,
t_AppianJeronimo2000
},
{ "Formac ProFormance 3", PCI_VENDOR_ID_3DLABS, 0x000a, 0, NULL, /* Formac use 3DLabs ID ?!? */
t_FormacProFormance3
},
{ "3DLabs Permedia3 Create!", PCI_VENDOR_ID_3DLABS, 0x0127, 0, NULL, NULL },
{ "3DLabs Oxygen VX1 PCI", PCI_VENDOR_ID_3DLABS, 0x0121, 0, NULL,
t_3DLabsOxygenVX1
},
{ "3DLabs Oxygen VX1 AGP", PCI_VENDOR_ID_3DLABS, 0x0125, 0, NULL, NULL },
{ "3DLabs Oxygen VX1-16 AGP", PCI_VENDOR_ID_3DLABS, 0x0140, 0, NULL, NULL },
{ "3DLabs Oxygen VX1-1600SW PCI", PCI_VENDOR_ID_3DLABS, 0x0800, 0, NULL, NULL },
{ "\0", 0x0, 0x0, 0, NULL, NULL }
};
/* ********************************** */
/* ***** card-specific function ***** */
/* ********************************** */
static void pm3fb_j2000_setup(struct pm3fb_info *l_fb_info)
{ /* the appian j2000 require more initialization of the second head */
/* l_fb_info must point to the _second_ head of the J2000 */
DTRACE;
l_fb_info->memt = t_AppianJeronimo2000[0].memt; /* 32 MB, first and only j2000 ? */
pm3fb_write_memory_timings(l_fb_info);
}
/* *************************************** */
/* ***** permedia3-specific function ***** */
/* *************************************** */
static pm3fb_timing_result pm3fb_preserve_memory_timings(struct pm3fb_info *l_fb_info)
{
l_fb_info->memt.caps = PM3_READ_REG(PM3LocalMemCaps);
l_fb_info->memt.timings = PM3_READ_REG(PM3LocalMemTimings);
l_fb_info->memt.control = PM3_READ_REG(PM3LocalMemControl);
l_fb_info->memt.refresh = PM3_READ_REG(PM3LocalMemRefresh);
l_fb_info->memt.powerdown = PM3_READ_REG(PM3LocalMemPowerDown);
if ((l_fb_info->memt.caps == PM3FB_UNKNOWN_TIMING_VALUE) ||
(l_fb_info->memt.timings == PM3FB_UNKNOWN_TIMING_VALUE) ||
(l_fb_info->memt.control == PM3FB_UNKNOWN_TIMING_VALUE) ||
(l_fb_info->memt.refresh == PM3FB_UNKNOWN_TIMING_VALUE) ||
(l_fb_info->memt.powerdown == PM3FB_UNKNOWN_TIMING_VALUE))
{
printk(KERN_ERR "pm3fb: invalid memory timings in permedia3 board #%ld\n", l_fb_info->board_num);
return(pm3fb_try_memory_timings(l_fb_info));
}
return(pm3fb_timing_ok);
}
static pm3fb_timing_result pm3fb_try_memory_timings(struct pm3fb_info *l_fb_info)
{
if (cardbase[l_fb_info->board_type].c_memt)
{
int i = 0, done = 0;
while (!done)
{
if ((cardbase[l_fb_info->board_type].c_memt[i].memsize == l_fb_info->fb_size)
|| !(cardbase[l_fb_info->board_type].c_memt[i].memsize))
{ /* will use the 0-sized timings by default */
done = 1;
l_fb_info->memt = cardbase[l_fb_info->board_type].c_memt[i].memt;
printk(KERN_WARNING "pm3fb: trying to use predefined memory timings for permedia3 board #%ld (%s, %ld MB)\n",
l_fb_info->board_num,
cardbase[l_fb_info->board_type].cardname,
cardbase[l_fb_info->board_type].c_memt[i].memsize);
pm3fb_write_memory_timings(l_fb_info);
return(pm3fb_timing_retry);
}
i++;
}
} else
return(pm3fb_timing_problem);
return(pm3fb_timing_ok);
}
static void pm3fb_write_memory_timings(struct pm3fb_info *l_fb_info)
{
unsigned char m, n, p;
unsigned long clockused;
PM3_SLOW_WRITE_REG(PM3LocalMemCaps, l_fb_info->memt.caps);
PM3_SLOW_WRITE_REG(PM3LocalMemTimings, l_fb_info->memt.timings);
PM3_SLOW_WRITE_REG(PM3LocalMemControl, l_fb_info->memt.control);
PM3_SLOW_WRITE_REG(PM3LocalMemRefresh, l_fb_info->memt.refresh);
PM3_SLOW_WRITE_REG(PM3LocalMemPowerDown, l_fb_info->memt.powerdown);
clockused =
pm3fb_CalculateClock(l_fb_info, 2 * 105000, PM3_REF_CLOCK, &m,
&n, &p);
PM3_WRITE_DAC_REG(PM3RD_KClkPreScale, m);
PM3_WRITE_DAC_REG(PM3RD_KClkFeedbackScale, n);
PM3_WRITE_DAC_REG(PM3RD_KClkPostScale, p);
PM3_WRITE_DAC_REG(PM3RD_KClkControl,
PM3RD_KClkControl_STATE_RUN |
PM3RD_KClkControl_SOURCE_PLL |
PM3RD_KClkControl_ENABLE);
PM3_WRITE_DAC_REG(PM3RD_MClkControl,
PM3RD_MClkControl_STATE_RUN |
PM3RD_MClkControl_SOURCE_KCLK |
PM3RD_MClkControl_ENABLE);
PM3_WRITE_DAC_REG(PM3RD_SClkControl,
PM3RD_SClkControl_STATE_RUN |
PM3RD_SClkControl_SOURCE_PCLK |
PM3RD_SClkControl_ENABLE);
}
static unsigned long pm3fb_read_dac_reg(struct pm3fb_info *l_fb_info,
unsigned long r)
{
DASSERT((l_fb_info->vIOBase != (unsigned char *) (-1)),
"l_fb_info->vIOBase mapped in read dac reg\n");
PM3_SET_INDEX(r);
mb();
return (PM3_READ_REG(PM3RD_IndexedData));
}
/* Calculating various clock parameter */
static unsigned long pm3fb_CalculateClock(struct pm3fb_info *l_fb_info, unsigned long reqclock, /* In kHz units */
unsigned long refclock, /* In kHz units */
unsigned char *prescale, /* ClkPreScale */
unsigned char *feedback, /* ClkFeedBackScale */
unsigned char *postscale
/* ClkPostScale */ )
{
int f, pre, post;
unsigned long freq;
long freqerr = 1000;
unsigned long actualclock = 0;
DTRACE;
for (f = 1; f < 256; f++) {
for (pre = 1; pre < 256; pre++) {
for (post = 0; post < 5; post++) {
freq =
((2 * refclock * f) /
(pre * (1 << post)));
if ((reqclock > freq - freqerr)
&& (reqclock < freq + freqerr)) {
freqerr =
(reqclock >
freq) ? reqclock -
freq : freq - reqclock;
*feedback = f;
*prescale = pre;
*postscale = post;
actualclock = freq;
}
}
}
}
return (actualclock);
}
static int pm3fb_Shiftbpp(struct pm3fb_info *l_fb_info,
unsigned long depth, int v)
{
DTRACE;
switch (depth) {
case 8:
return (v >> 4);
case 12:
case 15:
case 16:
return (v >> 3);
case 32:
return (v >> 2);
}
DPRINTK(1, "Unsupported depth %ld\n", depth);
return (0);
}
static int pm3fb_Unshiftbpp(struct pm3fb_info *l_fb_info,
unsigned long depth, int v)
{
DTRACE;
switch (depth) {
case 8:
return (v << 4);
case 12:
case 15:
case 16:
return (v << 3);
case 32:
return (v << 2);
}
DPRINTK(1, "Unsupported depth %ld\n", depth);
return (0);
}
static void pm3fb_mapIO(struct pm3fb_info *l_fb_info)
{
DTRACE;
l_fb_info->vIOBase =
ioremap((unsigned long) l_fb_info->pIOBase, PM3_REGS_SIZE);
l_fb_info->v_fb =
ioremap((unsigned long) l_fb_info->p_fb, l_fb_info->fb_size);
DPRINTK(2, "IO mapping : IOBase %lx / %lx, fb %lx / %lx\n",
(unsigned long) l_fb_info->pIOBase,
(unsigned long) l_fb_info->vIOBase,
(unsigned long) l_fb_info->p_fb,
(unsigned long) l_fb_info->v_fb);
}
static void pm3fb_unmapIO(struct pm3fb_info *l_fb_info)
{
DTRACE;
iounmap(l_fb_info->vIOBase);
iounmap(l_fb_info->v_fb);
l_fb_info->vIOBase = (unsigned char *) -1;
l_fb_info->v_fb = (unsigned char *) -1;
}
#if defined(PM3FB_MASTER_DEBUG) && (PM3FB_MASTER_DEBUG >= 2)
static void pm3fb_show_cur_mode(struct pm3fb_info *l_fb_info)
{
DPRINTK(2, "PM3Aperture0: 0x%08x\n", PM3_READ_REG(PM3Aperture0));
DPRINTK(2, "PM3Aperture1: 0x%08x\n", PM3_READ_REG(PM3Aperture1));
DPRINTK(2, "PM3ByAperture1Mode: 0x%08x\n",
PM3_READ_REG(PM3ByAperture1Mode));
DPRINTK(2, "PM3ByAperture2Mode: 0x%08x\n",
PM3_READ_REG(PM3ByAperture2Mode));
DPRINTK(2, "PM3ChipConfig: 0x%08x\n", PM3_READ_REG(PM3ChipConfig));
DPRINTK(2, "PM3FIFODis: 0x%08x\n", PM3_READ_REG(PM3FIFODis));
DPRINTK(2, "PM3HTotal: 0x%08x\n", PM3_READ_REG(PM3HTotal));
DPRINTK(2, "PM3HbEnd: 0x%08x\n", PM3_READ_REG(PM3HbEnd));
DPRINTK(2, "PM3HgEnd: 0x%08x\n", PM3_READ_REG(PM3HgEnd));
DPRINTK(2, "PM3HsEnd: 0x%08x\n", PM3_READ_REG(PM3HsEnd));
DPRINTK(2, "PM3HsStart: 0x%08x\n", PM3_READ_REG(PM3HsStart));
DPRINTK(2, "PM3MemBypassWriteMask: 0x%08x\n",
PM3_READ_REG(PM3MemBypassWriteMask));
DPRINTK(2, "PM3RD_IndexControl: 0x%08x\n",
PM3_READ_REG(PM3RD_IndexControl));
DPRINTK(2, "PM3ScreenBase: 0x%08x\n", PM3_READ_REG(PM3ScreenBase));
DPRINTK(2, "PM3ScreenStride: 0x%08x\n",
PM3_READ_REG(PM3ScreenStride));
DPRINTK(2, "PM3VClkCtl: 0x%08x\n", PM3_READ_REG(PM3VClkCtl));
DPRINTK(2, "PM3VTotal: 0x%08x\n", PM3_READ_REG(PM3VTotal));
DPRINTK(2, "PM3VbEnd: 0x%08x\n", PM3_READ_REG(PM3VbEnd));
DPRINTK(2, "PM3VideoControl: 0x%08x\n",
PM3_READ_REG(PM3VideoControl));
DPRINTK(2, "PM3VsEnd: 0x%08x\n", PM3_READ_REG(PM3VsEnd));
DPRINTK(2, "PM3VsStart: 0x%08x\n", PM3_READ_REG(PM3VsStart));
DPRINTK(2, "PM3RD_ColorFormat: %ld\n",
PM3_READ_DAC_REG(PM3RD_ColorFormat));
DPRINTK(2, "PM3RD_DACControl: %ld\n",
PM3_READ_DAC_REG(PM3RD_DACControl));
DPRINTK(2, "PM3RD_DClk0FeedbackScale: %ld\n",
PM3_READ_DAC_REG(PM3RD_DClk0FeedbackScale));
DPRINTK(2, "PM3RD_DClk0PostScale: %ld\n",
PM3_READ_DAC_REG(PM3RD_DClk0PostScale));
DPRINTK(2, "PM3RD_DClk0PreScale: %ld\n",
PM3_READ_DAC_REG(PM3RD_DClk0PreScale));
DPRINTK(2, "[not set] PM3RD_IndexControl: %ld\n",
PM3_READ_DAC_REG(PM3RD_IndexControl));
DPRINTK(2, "PM3RD_MiscControl: %ld\n",
PM3_READ_DAC_REG(PM3RD_MiscControl));
DPRINTK(2, "PM3RD_PixelSize: %ld\n",
PM3_READ_DAC_REG(PM3RD_PixelSize));
DPRINTK(2, "PM3RD_SyncControl: %ld\n",
PM3_READ_DAC_REG(PM3RD_SyncControl));
}
#endif /* defined(PM3FB_MASTER_DEBUG) && (PM3FB_MASTER_DEBUG >= 2) */
static void pm3fb_show_cur_timing(struct pm3fb_info *l_fb_info)
{
u16 subvendor, subdevice;
if ((!pci_read_config_word
(l_fb_info->dev, PCI_SUBSYSTEM_VENDOR_ID, &subvendor))
&&
(!pci_read_config_word
(l_fb_info->dev, PCI_SUBSYSTEM_ID, &subdevice))) {
/* well, nothing... */
} else {
subvendor = subdevice = (u16)-1;
}
printk(KERN_INFO "pm3fb: memory timings for board #%ld (subvendor: 0x%hx, subdevice: 0x%hx)\n", l_fb_info->board_num, subvendor, subdevice);
printk(KERN_INFO " PM3LocalMemCaps: 0x%08x\n",
PM3_READ_REG(PM3LocalMemCaps));
printk(KERN_INFO " PM3LocalMemTimings: 0x%08x\n",
PM3_READ_REG(PM3LocalMemTimings));
printk(KERN_INFO " PM3LocalMemControl: 0x%08x\n",
PM3_READ_REG(PM3LocalMemControl));
printk(KERN_INFO " PM3LocalMemRefresh: 0x%08x\n",
PM3_READ_REG(PM3LocalMemRefresh));
printk(KERN_INFO " PM3LocalMemPowerDown: 0x%08x\n",
PM3_READ_REG(PM3LocalMemPowerDown));
}
/* write the mode to registers */
static void pm3fb_write_mode(struct pm3fb_info *l_fb_info)
{
char tempsync = 0x00, tempmisc = 0x00;
DTRACE;
PM3_SLOW_WRITE_REG(PM3MemBypassWriteMask, 0xffffffff);
PM3_SLOW_WRITE_REG(PM3Aperture0, 0x00000000);
PM3_SLOW_WRITE_REG(PM3Aperture1, 0x00000000);
PM3_SLOW_WRITE_REG(PM3FIFODis, 0x00000007);
PM3_SLOW_WRITE_REG(PM3HTotal,
pm3fb_Shiftbpp(l_fb_info,
l_fb_info->current_par->depth,
l_fb_info->current_par->htotal -
1));
PM3_SLOW_WRITE_REG(PM3HsEnd,
pm3fb_Shiftbpp(l_fb_info,
l_fb_info->current_par->depth,
l_fb_info->current_par->hsend));
PM3_SLOW_WRITE_REG(PM3HsStart,
pm3fb_Shiftbpp(l_fb_info,
l_fb_info->current_par->depth,
l_fb_info->current_par->
hsstart));
PM3_SLOW_WRITE_REG(PM3HbEnd,
pm3fb_Shiftbpp(l_fb_info,
l_fb_info->current_par->depth,
l_fb_info->current_par->hbend));
PM3_SLOW_WRITE_REG(PM3HgEnd,
pm3fb_Shiftbpp(l_fb_info,
l_fb_info->current_par->depth,
l_fb_info->current_par->hbend));
PM3_SLOW_WRITE_REG(PM3ScreenStride,
pm3fb_Shiftbpp(l_fb_info,
l_fb_info->current_par->depth,
l_fb_info->current_par->stride));
PM3_SLOW_WRITE_REG(PM3VTotal, l_fb_info->current_par->vtotal - 1);
PM3_SLOW_WRITE_REG(PM3VsEnd, l_fb_info->current_par->vsend - 1);
PM3_SLOW_WRITE_REG(PM3VsStart,
l_fb_info->current_par->vsstart - 1);
PM3_SLOW_WRITE_REG(PM3VbEnd, l_fb_info->current_par->vbend);
switch (l_fb_info->current_par->depth) {
case 8:
PM3_SLOW_WRITE_REG(PM3ByAperture1Mode,
PM3ByApertureMode_PIXELSIZE_8BIT);
PM3_SLOW_WRITE_REG(PM3ByAperture2Mode,
PM3ByApertureMode_PIXELSIZE_8BIT);
break;
case 12:
case 15:
case 16:
#ifndef __BIG_ENDIAN
PM3_SLOW_WRITE_REG(PM3ByAperture1Mode,
PM3ByApertureMode_PIXELSIZE_16BIT);
PM3_SLOW_WRITE_REG(PM3ByAperture2Mode,
PM3ByApertureMode_PIXELSIZE_16BIT);
#else
PM3_SLOW_WRITE_REG(PM3ByAperture1Mode,
PM3ByApertureMode_PIXELSIZE_16BIT |
PM3ByApertureMode_BYTESWAP_BADC);
PM3_SLOW_WRITE_REG(PM3ByAperture2Mode,
PM3ByApertureMode_PIXELSIZE_16BIT |
PM3ByApertureMode_BYTESWAP_BADC);
#endif /* ! __BIG_ENDIAN */
break;
case 32:
#ifndef __BIG_ENDIAN
PM3_SLOW_WRITE_REG(PM3ByAperture1Mode,
PM3ByApertureMode_PIXELSIZE_32BIT);
PM3_SLOW_WRITE_REG(PM3ByAperture2Mode,
PM3ByApertureMode_PIXELSIZE_32BIT);
#else
PM3_SLOW_WRITE_REG(PM3ByAperture1Mode,
PM3ByApertureMode_PIXELSIZE_32BIT |
PM3ByApertureMode_BYTESWAP_DCBA);
PM3_SLOW_WRITE_REG(PM3ByAperture2Mode,
PM3ByApertureMode_PIXELSIZE_32BIT |
PM3ByApertureMode_BYTESWAP_DCBA);
#endif /* ! __BIG_ENDIAN */
break;
default:
DPRINTK(1, "Unsupported depth %d\n",
l_fb_info->current_par->depth);
break;
}
/*
* Oxygen VX1 - it appears that setting PM3VideoControl and
* then PM3RD_SyncControl to the same SYNC settings undoes
* any net change - they seem to xor together. Only set the
* sync options in PM3RD_SyncControl. --rmk
*/
{
unsigned int video = l_fb_info->current_par->video;
video &= ~(PM3VideoControl_HSYNC_MASK |
PM3VideoControl_VSYNC_MASK);
video |= PM3VideoControl_HSYNC_ACTIVE_HIGH |
PM3VideoControl_VSYNC_ACTIVE_HIGH;
PM3_SLOW_WRITE_REG(PM3VideoControl, video);
}
PM3_SLOW_WRITE_REG(PM3VClkCtl,
(PM3_READ_REG(PM3VClkCtl) & 0xFFFFFFFC));
PM3_SLOW_WRITE_REG(PM3ScreenBase, l_fb_info->current_par->base);
PM3_SLOW_WRITE_REG(PM3ChipConfig,
(PM3_READ_REG(PM3ChipConfig) & 0xFFFFFFFD));
{
unsigned char m; /* ClkPreScale */
unsigned char n; /* ClkFeedBackScale */
unsigned char p; /* ClkPostScale */
(void)pm3fb_CalculateClock(l_fb_info, l_fb_info->current_par->pixclock, PM3_REF_CLOCK, &m, &n, &p);
DPRINTK(2,
"Pixclock: %d, Pre: %d, Feedback: %d, Post: %d\n",
l_fb_info->current_par->pixclock, (int) m, (int) n,
(int) p);
PM3_WRITE_DAC_REG(PM3RD_DClk0PreScale, m);
PM3_WRITE_DAC_REG(PM3RD_DClk0FeedbackScale, n);
PM3_WRITE_DAC_REG(PM3RD_DClk0PostScale, p);
}
/*
PM3_WRITE_DAC_REG(PM3RD_IndexControl, 0x00);
*/
/*
PM3_SLOW_WRITE_REG(PM3RD_IndexControl, 0x00);
*/
if ((l_fb_info->current_par->video & PM3VideoControl_HSYNC_MASK) ==
PM3VideoControl_HSYNC_ACTIVE_HIGH)
tempsync |= PM3RD_SyncControl_HSYNC_ACTIVE_HIGH;
if ((l_fb_info->current_par->video & PM3VideoControl_VSYNC_MASK) ==
PM3VideoControl_VSYNC_ACTIVE_HIGH)
tempsync |= PM3RD_SyncControl_VSYNC_ACTIVE_HIGH;
PM3_WRITE_DAC_REG(PM3RD_SyncControl, tempsync);
DPRINTK(2, "PM3RD_SyncControl: %d\n", tempsync);
if (flatpanel[l_fb_info->board_num])
{
PM3_WRITE_DAC_REG(PM3RD_DACControl, PM3RD_DACControl_BLANK_PEDESTAL_ENABLE);
PM3_WAIT(2);
PM3_WRITE_REG(PM3VSConfiguration, 0x06);
PM3_WRITE_REG(0x5a00, 1 << 14); /* black magic... */
tempmisc = PM3RD_MiscControl_VSB_OUTPUT_ENABLE;
}
else
PM3_WRITE_DAC_REG(PM3RD_DACControl, 0x00);
switch (l_fb_info->current_par->depth) {
case 8:
PM3_WRITE_DAC_REG(PM3RD_PixelSize,
PM3RD_PixelSize_8_BIT_PIXELS);
PM3_WRITE_DAC_REG(PM3RD_ColorFormat,
PM3RD_ColorFormat_CI8_COLOR |
PM3RD_ColorFormat_COLOR_ORDER_BLUE_LOW);
tempmisc |= PM3RD_MiscControl_HIGHCOLOR_RES_ENABLE;
break;
case 12:
PM3_WRITE_DAC_REG(PM3RD_PixelSize,
PM3RD_PixelSize_16_BIT_PIXELS);
PM3_WRITE_DAC_REG(PM3RD_ColorFormat,
PM3RD_ColorFormat_4444_COLOR |
PM3RD_ColorFormat_COLOR_ORDER_BLUE_LOW |
PM3RD_ColorFormat_LINEAR_COLOR_EXT_ENABLE);
tempmisc |= PM3RD_MiscControl_DIRECTCOLOR_ENABLE |
PM3RD_MiscControl_HIGHCOLOR_RES_ENABLE;
break;
case 15:
PM3_WRITE_DAC_REG(PM3RD_PixelSize,
PM3RD_PixelSize_16_BIT_PIXELS);
PM3_WRITE_DAC_REG(PM3RD_ColorFormat,
PM3RD_ColorFormat_5551_FRONT_COLOR |
PM3RD_ColorFormat_COLOR_ORDER_BLUE_LOW |
PM3RD_ColorFormat_LINEAR_COLOR_EXT_ENABLE);
tempmisc |= PM3RD_MiscControl_DIRECTCOLOR_ENABLE |
PM3RD_MiscControl_HIGHCOLOR_RES_ENABLE;
break;
case 16:
PM3_WRITE_DAC_REG(PM3RD_PixelSize,
PM3RD_PixelSize_16_BIT_PIXELS);
PM3_WRITE_DAC_REG(PM3RD_ColorFormat,
PM3RD_ColorFormat_565_FRONT_COLOR |
PM3RD_ColorFormat_COLOR_ORDER_BLUE_LOW |
PM3RD_ColorFormat_LINEAR_COLOR_EXT_ENABLE);
tempmisc |= PM3RD_MiscControl_DIRECTCOLOR_ENABLE |
PM3RD_MiscControl_HIGHCOLOR_RES_ENABLE;
break;
case 32:
PM3_WRITE_DAC_REG(PM3RD_PixelSize,
PM3RD_PixelSize_32_BIT_PIXELS);
PM3_WRITE_DAC_REG(PM3RD_ColorFormat,
PM3RD_ColorFormat_8888_COLOR |
PM3RD_ColorFormat_COLOR_ORDER_BLUE_LOW);
tempmisc |= PM3RD_MiscControl_DIRECTCOLOR_ENABLE |
PM3RD_MiscControl_HIGHCOLOR_RES_ENABLE;
break;
}
PM3_WRITE_DAC_REG(PM3RD_MiscControl, tempmisc);
PM3_SHOW_CUR_MODE;
}
static void pm3fb_read_mode(struct pm3fb_info *l_fb_info,
struct pm3fb_par *curpar)
{
unsigned long pixsize1, pixsize2, clockused;
unsigned long pre, feedback, post;
DTRACE;
clockused = PM3_READ_REG(PM3VClkCtl);
switch (clockused) {
case 3:
pre = PM3_READ_DAC_REG(PM3RD_DClk3PreScale);
feedback = PM3_READ_DAC_REG(PM3RD_DClk3FeedbackScale);
post = PM3_READ_DAC_REG(PM3RD_DClk3PostScale);
DPRINTK(2,
"DClk3 parameter: Pre: %ld, Feedback: %ld, Post: %ld ; giving pixclock: %ld\n",
pre, feedback, post, PM3_SCALE_TO_CLOCK(pre,
feedback,
post));
break;
case 2:
pre = PM3_READ_DAC_REG(PM3RD_DClk2PreScale);
feedback = PM3_READ_DAC_REG(PM3RD_DClk2FeedbackScale);
post = PM3_READ_DAC_REG(PM3RD_DClk2PostScale);
DPRINTK(2,
"DClk2 parameter: Pre: %ld, Feedback: %ld, Post: %ld ; giving pixclock: %ld\n",
pre, feedback, post, PM3_SCALE_TO_CLOCK(pre,
feedback,
post));
break;
case 1:
pre = PM3_READ_DAC_REG(PM3RD_DClk1PreScale);
feedback = PM3_READ_DAC_REG(PM3RD_DClk1FeedbackScale);
post = PM3_READ_DAC_REG(PM3RD_DClk1PostScale);
DPRINTK(2,
"DClk1 parameter: Pre: %ld, Feedback: %ld, Post: %ld ; giving pixclock: %ld\n",
pre, feedback, post, PM3_SCALE_TO_CLOCK(pre,
feedback,
post));
break;
case 0:
pre = PM3_READ_DAC_REG(PM3RD_DClk0PreScale);
feedback = PM3_READ_DAC_REG(PM3RD_DClk0FeedbackScale);
post = PM3_READ_DAC_REG(PM3RD_DClk0PostScale);
DPRINTK(2,
"DClk0 parameter: Pre: %ld, Feedback: %ld, Post: %ld ; giving pixclock: %ld\n",
pre, feedback, post, PM3_SCALE_TO_CLOCK(pre,
feedback,
post));
break;
default:
pre = feedback = post = 0;
DPRINTK(1, "Unknowk D clock used : %ld\n", clockused);
break;
}
curpar->pixclock = PM3_SCALE_TO_CLOCK(pre, feedback, post);
pixsize1 =
PM3ByApertureMode_PIXELSIZE_MASK &
(PM3_READ_REG(PM3ByAperture1Mode));
pixsize2 =
PM3ByApertureMode_PIXELSIZE_MASK &
(PM3_READ_REG(PM3ByAperture2Mode));
DASSERT((pixsize1 == pixsize2),
"pixsize the same in both aperture\n");
if (pixsize1 & PM3ByApertureMode_PIXELSIZE_32BIT)
curpar->depth = 32;
else if (pixsize1 & PM3ByApertureMode_PIXELSIZE_16BIT)
{
curpar->depth = 16;
}
else
curpar->depth = 8;
/* not sure if I need to add one on the next ; it give better result with */
curpar->htotal =
pm3fb_Unshiftbpp(l_fb_info, curpar->depth,
1 + PM3_READ_REG(PM3HTotal));
curpar->hsend =
pm3fb_Unshiftbpp(l_fb_info, curpar->depth,
PM3_READ_REG(PM3HsEnd));
curpar->hsstart =
pm3fb_Unshiftbpp(l_fb_info, curpar->depth,
PM3_READ_REG(PM3HsStart));
curpar->hbend =
pm3fb_Unshiftbpp(l_fb_info, curpar->depth,
PM3_READ_REG(PM3HbEnd));
curpar->stride =
pm3fb_Unshiftbpp(l_fb_info, curpar->depth,
PM3_READ_REG(PM3ScreenStride));
curpar->vtotal = 1 + PM3_READ_REG(PM3VTotal);
curpar->vsend = 1 + PM3_READ_REG(PM3VsEnd);
curpar->vsstart = 1 + PM3_READ_REG(PM3VsStart);
curpar->vbend = PM3_READ_REG(PM3VbEnd);
curpar->video = PM3_READ_REG(PM3VideoControl);
curpar->base = PM3_READ_REG(PM3ScreenBase);
curpar->width = curpar->htotal - curpar->hbend; /* make virtual == displayed resolution */
curpar->height = curpar->vtotal - curpar->vbend;
DPRINTK(2, "Found : %d * %d, %d Khz, stride is %08x\n",
curpar->width, curpar->height, curpar->pixclock,
curpar->stride);
}
static unsigned long pm3fb_size_memory(struct pm3fb_info *l_fb_info)
{
unsigned long memsize = 0, tempBypass, i, temp1, temp2;
u16 subvendor, subdevice;
pm3fb_timing_result ptr;
DTRACE;
l_fb_info->fb_size = 64 * 1024 * 1024; /* pm3 aperture always 64 MB */
pm3fb_mapIO(l_fb_info); /* temporary map IO */
DASSERT((l_fb_info->vIOBase != NULL),
"IO successfully mapped before mem detect\n");
DASSERT((l_fb_info->v_fb != NULL),
"FB successfully mapped before mem detect\n");
/* card-specific stuff, *before* accessing *any* FB memory */
if ((!pci_read_config_word
(l_fb_info->dev, PCI_SUBSYSTEM_VENDOR_ID, &subvendor))
&&
(!pci_read_config_word
(l_fb_info->dev, PCI_SUBSYSTEM_ID, &subdevice))) {
i = 0; l_fb_info->board_type = 0;
while ((cardbase[i].cardname[0]) && !(l_fb_info->board_type)) {
if ((cardbase[i].subvendor == subvendor) &&
(cardbase[i].subdevice == subdevice) &&
(cardbase[i].func == PCI_FUNC(l_fb_info->dev->devfn))) {
DPRINTK(2, "Card #%ld is an %s\n",
l_fb_info->board_num,
cardbase[i].cardname);
if (cardbase[i].specific_setup)
cardbase[i].specific_setup(l_fb_info);
l_fb_info->board_type = i;
}
i++;
}
if (!l_fb_info->board_type) {
DPRINTK(1, "Card #%ld is an unknown 0x%04x / 0x%04x\n",
l_fb_info->board_num, subvendor, subdevice);
}
} else {
printk(KERN_ERR "pm3fb: Error: pci_read_config_word failed, board #%ld\n",
l_fb_info->board_num);
}
if (printtimings)
pm3fb_show_cur_timing(l_fb_info);
/* card-specific setup is done, we preserve the final
memory timing for future reference */
if ((ptr = pm3fb_preserve_memory_timings(l_fb_info)) == pm3fb_timing_problem) { /* memory timings were wrong ! oops.... */
return(0);
}
tempBypass = PM3_READ_REG(PM3MemBypassWriteMask);
DPRINTK(2, "PM3MemBypassWriteMask was: 0x%08lx\n", tempBypass);
PM3_SLOW_WRITE_REG(PM3MemBypassWriteMask, 0xFFFFFFFF);
/* pm3 split up memory, replicates, and do a lot of nasty stuff IMHO ;-) */
for (i = 0; i < 32; i++) {
fb_writel(i * 0x00345678,
(l_fb_info->v_fb + (i * 1048576)));
mb();
temp1 = fb_readl((l_fb_info->v_fb + (i * 1048576)));
/* Let's check for wrapover, write will fail at 16MB boundary */
if (temp1 == (i * 0x00345678))
memsize = i;
else
break;
}
DPRINTK(2, "First detect pass already got %ld MB\n", memsize + 1);
if (memsize == i) {
for (i = 0; i < 32; i++) {
/* Clear first 32MB ; 0 is 0, no need to byteswap */
writel(0x0000000,
(l_fb_info->v_fb + (i * 1048576)));
mb();
}
for (i = 32; i < 64; i++) {
fb_writel(i * 0x00345678,
(l_fb_info->v_fb + (i * 1048576)));
mb();
temp1 =
fb_readl((l_fb_info->v_fb + (i * 1048576)));
temp2 =
fb_readl((l_fb_info->v_fb +
((i - 32) * 1048576)));
if ((temp1 == (i * 0x00345678)) && (temp2 == 0)) /* different value, different RAM... */
memsize = i;
else
break;
}
}
DPRINTK(2, "Second detect pass got %ld MB\n", memsize + 1);
PM3_SLOW_WRITE_REG(PM3MemBypassWriteMask, tempBypass);
pm3fb_unmapIO(l_fb_info);
memsize = 1048576 * (memsize + 1);
DPRINTK(2, "Returning 0x%08lx bytes\n", memsize);
if (forcesize[l_fb_info->board_num] && ((forcesize[l_fb_info->board_num] * 1048576) != memsize))
{
printk(KERN_WARNING "pm3fb: mismatch between probed (%ld MB) and specified (%hd MB) memory size, using SPECIFIED !\n", memsize, forcesize[l_fb_info->board_num]);
memsize = 1048576 * forcesize[l_fb_info->board_num];
}
l_fb_info->fb_size = memsize;
if (ptr == pm3fb_timing_retry)
{
printk(KERN_WARNING "pm3fb: retrying memory timings check");
if (pm3fb_try_memory_timings(l_fb_info) == pm3fb_timing_problem)
return(0);
}
return (memsize);
}
static void pm3fb_clear_memory(struct pm3fb_info *l_fb_info, u32 cc)
{
int i;
DTRACE;
for (i = 0; i < (l_fb_info->fb_size / sizeof(u32)) ; i++) /* clear entire FB memory to black */
{
fb_writel(cc, (l_fb_info->v_fb + (i * sizeof(u32))));
}
}
static void pm3fb_clear_colormap(struct pm3fb_info *l_fb_info, unsigned char r, unsigned char g, unsigned char b)
{
int i;
DTRACE;
for (i = 0; i < 256 ; i++) /* fill color map with white */
pm3fb_set_color(l_fb_info, i, r, g, b);
}
/* common initialisation */
static void pm3fb_common_init(struct pm3fb_info *l_fb_info)
{
DTRACE;
DPRINTK(2, "Initializing board #%ld @ %lx\n", l_fb_info->board_num,
(unsigned long) l_fb_info);
strcpy(l_fb_info->gen.info.modename, permedia3_name);
disp[l_fb_info->board_num].scrollmode = 0; /* SCROLL_YNOMOVE; *//* 0 means "let fbcon choose" */
l_fb_info->gen.parsize = sizeof(struct pm3fb_par);
l_fb_info->gen.info.changevar = NULL;
l_fb_info->gen.info.fbops = &pm3fb_ops;
l_fb_info->gen.info.disp = &(disp[l_fb_info->board_num]);
if (fontn[l_fb_info->board_num][0])
strcpy(l_fb_info->gen.info.fontname,
fontn[l_fb_info->board_num]);
l_fb_info->gen.info.switch_con = &fbgen_switch;
l_fb_info->gen.info.updatevar = &fbgen_update_var; /* */
l_fb_info->gen.info.flags = FBINFO_FLAG_DEFAULT;
pm3fb_mapIO(l_fb_info);
pm3fb_clear_memory(l_fb_info, 0);
pm3fb_clear_colormap(l_fb_info, 0, 0, 0);
(void) fbgen_get_var(&(disp[l_fb_info->board_num]).var, -1,
&l_fb_info->gen.info);
if (depth[l_fb_info->board_num]) /* override mode-defined depth */
{
pm3fb_encode_depth(&(disp[l_fb_info->board_num]).var, depth[l_fb_info->board_num]);
(disp[l_fb_info->board_num]).var.bits_per_pixel = depth2bpp(depth[l_fb_info->board_num]);
}
(void) fbgen_do_set_var(&(disp[l_fb_info->board_num]).var, 1,
&l_fb_info->gen);
fbgen_set_disp(-1, &l_fb_info->gen);
do_install_cmap(0, &l_fb_info->gen.info);
if (register_framebuffer(&l_fb_info->gen.info) < 0) {
DPRINTK(1, "Couldn't register framebuffer\n");
return;
}
PM3_WRITE_DAC_REG(PM3RD_CursorMode,
PM3RD_CursorMode_CURSOR_DISABLE);
PM3_SHOW_CUR_MODE;
pm3fb_write_mode(l_fb_info);
printk("fb%d: %s, using %uK of video memory (%s)\n",
l_fb_info->gen.info.node,
permedia3_name, (u32) (l_fb_info->fb_size >> 10),
cardbase[l_fb_info->board_type].cardname);
}
/* **************************************************** */
/* ***** accelerated permedia3-specific functions ***** */
/* **************************************************** */
#ifdef PM3FB_USE_ACCEL
static void pm3fb_wait_pm3(struct pm3fb_info *l_fb_info)
{
DTRACE;
PM3_SLOW_WRITE_REG(PM3FilterMode, PM3FilterModeSync);
PM3_SLOW_WRITE_REG(PM3Sync, 0);
mb();
do {
while ((PM3_READ_REG(PM3OutFIFOWords)) == 0);
rmb();
} while ((PM3_READ_REG(PM3OutputFifo)) != PM3Sync_Tag);
}
static void pm3fb_init_engine(struct pm3fb_info *l_fb_info)
{
PM3_SLOW_WRITE_REG(PM3FilterMode, PM3FilterModeSync);
PM3_SLOW_WRITE_REG(PM3StatisticMode, 0x0);
PM3_SLOW_WRITE_REG(PM3DeltaMode, 0x0);
PM3_SLOW_WRITE_REG(PM3RasterizerMode, 0x0);
PM3_SLOW_WRITE_REG(PM3ScissorMode, 0x0);
PM3_SLOW_WRITE_REG(PM3LineStippleMode, 0x0);
PM3_SLOW_WRITE_REG(PM3AreaStippleMode, 0x0);
PM3_SLOW_WRITE_REG(PM3GIDMode, 0x0);
PM3_SLOW_WRITE_REG(PM3DepthMode, 0x0);
PM3_SLOW_WRITE_REG(PM3StencilMode, 0x0);
PM3_SLOW_WRITE_REG(PM3StencilData, 0x0);
PM3_SLOW_WRITE_REG(PM3ColorDDAMode, 0x0);
PM3_SLOW_WRITE_REG(PM3TextureCoordMode, 0x0);
PM3_SLOW_WRITE_REG(PM3TextureIndexMode0, 0x0);
PM3_SLOW_WRITE_REG(PM3TextureIndexMode1, 0x0);
PM3_SLOW_WRITE_REG(PM3TextureReadMode, 0x0);
PM3_SLOW_WRITE_REG(PM3LUTMode, 0x0);
PM3_SLOW_WRITE_REG(PM3TextureFilterMode, 0x0);
PM3_SLOW_WRITE_REG(PM3TextureCompositeMode, 0x0);
PM3_SLOW_WRITE_REG(PM3TextureApplicationMode, 0x0);
PM3_SLOW_WRITE_REG(PM3TextureCompositeColorMode1, 0x0);
PM3_SLOW_WRITE_REG(PM3TextureCompositeAlphaMode1, 0x0);
PM3_SLOW_WRITE_REG(PM3TextureCompositeColorMode0, 0x0);
PM3_SLOW_WRITE_REG(PM3TextureCompositeAlphaMode0, 0x0);
PM3_SLOW_WRITE_REG(PM3FogMode, 0x0);
PM3_SLOW_WRITE_REG(PM3ChromaTestMode, 0x0);
PM3_SLOW_WRITE_REG(PM3AlphaTestMode, 0x0);
PM3_SLOW_WRITE_REG(PM3AntialiasMode, 0x0);
PM3_SLOW_WRITE_REG(PM3YUVMode, 0x0);
PM3_SLOW_WRITE_REG(PM3AlphaBlendColorMode, 0x0);
PM3_SLOW_WRITE_REG(PM3AlphaBlendAlphaMode, 0x0);
PM3_SLOW_WRITE_REG(PM3DitherMode, 0x0);
PM3_SLOW_WRITE_REG(PM3LogicalOpMode, 0x0);
PM3_SLOW_WRITE_REG(PM3RouterMode, 0x0);
PM3_SLOW_WRITE_REG(PM3Window, 0x0);
PM3_SLOW_WRITE_REG(PM3Config2D, 0x0);
PM3_SLOW_WRITE_REG(PM3SpanColorMask, 0xffffffff);
PM3_SLOW_WRITE_REG(PM3XBias, 0x0);
PM3_SLOW_WRITE_REG(PM3YBias, 0x0);
PM3_SLOW_WRITE_REG(PM3DeltaControl, 0x0);
PM3_SLOW_WRITE_REG(PM3BitMaskPattern, 0xffffffff);
PM3_SLOW_WRITE_REG(PM3FBDestReadEnables,
PM3FBDestReadEnables_E(0xff) |
PM3FBDestReadEnables_R(0xff) |
PM3FBDestReadEnables_ReferenceAlpha(0xff));
PM3_SLOW_WRITE_REG(PM3FBDestReadBufferAddr0, 0x0);
PM3_SLOW_WRITE_REG(PM3FBDestReadBufferOffset0, 0x0);
PM3_SLOW_WRITE_REG(PM3FBDestReadBufferWidth0,
PM3FBDestReadBufferWidth_Width(l_fb_info->
current_par->
width));
PM3_SLOW_WRITE_REG(PM3FBDestReadMode,
PM3FBDestReadMode_ReadEnable |
PM3FBDestReadMode_Enable0);
PM3_SLOW_WRITE_REG(PM3FBSourceReadBufferAddr, 0x0);
PM3_SLOW_WRITE_REG(PM3FBSourceReadBufferOffset, 0x0);
PM3_SLOW_WRITE_REG(PM3FBSourceReadBufferWidth,
PM3FBSourceReadBufferWidth_Width(l_fb_info->
current_par->
width));
PM3_SLOW_WRITE_REG(PM3FBSourceReadMode,
PM3FBSourceReadMode_Blocking |
PM3FBSourceReadMode_ReadEnable);
{
unsigned long rm = 1;
switch (l_fb_info->current_par->depth) {
case 8:
PM3_SLOW_WRITE_REG(PM3PixelSize,
PM3PixelSize_GLOBAL_8BIT);
break;
case 12:
case 15:
case 16:
PM3_SLOW_WRITE_REG(PM3PixelSize,
PM3PixelSize_GLOBAL_16BIT);
break;
case 32:
PM3_SLOW_WRITE_REG(PM3PixelSize,
PM3PixelSize_GLOBAL_32BIT);
break;
default:
DPRINTK(1, "Unsupported depth %d\n",
l_fb_info->current_par->depth);
break;
}
PM3_SLOW_WRITE_REG(PM3RasterizerMode, rm);
}
PM3_SLOW_WRITE_REG(PM3FBSoftwareWriteMask, 0xffffffff);
PM3_SLOW_WRITE_REG(PM3FBHardwareWriteMask, 0xffffffff);
PM3_SLOW_WRITE_REG(PM3FBWriteMode,
PM3FBWriteMode_WriteEnable |
PM3FBWriteMode_OpaqueSpan |
PM3FBWriteMode_Enable0);
PM3_SLOW_WRITE_REG(PM3FBWriteBufferAddr0, 0x0);
PM3_SLOW_WRITE_REG(PM3FBWriteBufferOffset0, 0x0);
PM3_SLOW_WRITE_REG(PM3FBWriteBufferWidth0,
PM3FBWriteBufferWidth_Width(l_fb_info->
current_par->
width));
PM3_SLOW_WRITE_REG(PM3SizeOfFramebuffer, 0x0);
{
unsigned long sofb = (8UL * l_fb_info->fb_size) /
((depth2bpp(l_fb_info->current_par->depth))
* l_fb_info->current_par->width); /* size in lines of FB */
if (sofb > 4095)
PM3_SLOW_WRITE_REG(PM3SizeOfFramebuffer, 4095);
else
PM3_SLOW_WRITE_REG(PM3SizeOfFramebuffer, sofb);
switch (l_fb_info->current_par->depth) {
case 8:
PM3_SLOW_WRITE_REG(PM3DitherMode,
(1 << 10) | (2 << 3));
break;
case 12:
case 15:
case 16:
PM3_SLOW_WRITE_REG(PM3DitherMode,
(1 << 10) | (1 << 3));
break;
case 32:
PM3_SLOW_WRITE_REG(PM3DitherMode,
(1 << 10) | (0 << 3));
break;
default:
DPRINTK(1, "Unsupported depth %d\n",
l_fb_info->current_par->depth);
break;
}
}
PM3_SLOW_WRITE_REG(PM3dXDom, 0x0);
PM3_SLOW_WRITE_REG(PM3dXSub, 0x0);
PM3_SLOW_WRITE_REG(PM3dY, (1 << 16));
PM3_SLOW_WRITE_REG(PM3StartXDom, 0x0);
PM3_SLOW_WRITE_REG(PM3StartXSub, 0x0);
PM3_SLOW_WRITE_REG(PM3StartY, 0x0);
PM3_SLOW_WRITE_REG(PM3Count, 0x0);
/* Disable LocalBuffer. better safe than sorry */
PM3_SLOW_WRITE_REG(PM3LBDestReadMode, 0x0);
PM3_SLOW_WRITE_REG(PM3LBDestReadEnables, 0x0);
PM3_SLOW_WRITE_REG(PM3LBSourceReadMode, 0x0);
PM3_SLOW_WRITE_REG(PM3LBWriteMode, 0x0);
pm3fb_wait_pm3(l_fb_info);
}
#ifdef FBCON_HAS_CFB32
static void pm3fb_cfb32_clear(struct vc_data *conp,
struct display *p,
int sy, int sx, int height, int width)
{
struct pm3fb_info *l_fb_info = (struct pm3fb_info *) p->fb_info;
u32 c;
DTRACE;
sx = sx * fontwidth(p);
width = width * fontwidth(p);
sy = sy * fontheight(p);
height = height * fontheight(p);
c = ((u32 *) p->dispsw_data)[attr_bgcol_ec(p, conp)];
/* block fills in 32bpp are hard, but in low res (width <= 1600 :-)
we can use 16bpp operations, but not if NoWriteMask is on (SDRAM) */
if ((l_fb_info->current_par->width > 1600) ||
(l_fb_info->memt.caps & PM3LocalMemCaps_NoWriteMask)) {
PM3_WAIT(4);
PM3_WRITE_REG(PM3Config2D,
PM3Config2D_UseConstantSource |
PM3Config2D_ForegroundROPEnable |
(PM3Config2D_ForegroundROP(0x3)) | /* Ox3 is GXcopy */
PM3Config2D_FBWriteEnable);
PM3_WRITE_REG(PM3ForegroundColor, c);
PM3_WRITE_REG(PM3RectanglePosition,
(PM3RectanglePosition_XOffset(sx)) |
(PM3RectanglePosition_YOffset(sy)));
PM3_WRITE_REG(PM3Render2D,
PM3Render2D_XPositive |
PM3Render2D_YPositive |
PM3Render2D_Operation_Normal |
PM3Render2D_SpanOperation |
(PM3Render2D_Width(width)) |
(PM3Render2D_Height(height)));
} else {
PM3_WAIT(8);
PM3_WRITE_REG(PM3FBBlockColor, c);
PM3_WRITE_REG(PM3PixelSize, PM3PixelSize_GLOBAL_16BIT);
PM3_WRITE_REG(PM3FBWriteBufferWidth0,
PM3FBWriteBufferWidth_Width(l_fb_info->
current_par->
width << 1));
PM3_WRITE_REG(PM3Config2D,
PM3Config2D_UseConstantSource |
PM3Config2D_ForegroundROPEnable |
(PM3Config2D_ForegroundROP(0x3)) | /* Ox3 is GXcopy */
PM3Config2D_FBWriteEnable);
PM3_WRITE_REG(PM3RectanglePosition,
(PM3RectanglePosition_XOffset(sx << 1)) |
(PM3RectanglePosition_YOffset(sy)));
PM3_WRITE_REG(PM3Render2D,
PM3Render2D_XPositive |
PM3Render2D_YPositive |
PM3Render2D_Operation_Normal |
(PM3Render2D_Width(width << 1)) |
(PM3Render2D_Height(height)));
PM3_WRITE_REG(PM3FBWriteBufferWidth0,
PM3FBWriteBufferWidth_Width(l_fb_info->
current_par->
width));
PM3_WRITE_REG(PM3PixelSize, PM3PixelSize_GLOBAL_32BIT);
}
pm3fb_wait_pm3(l_fb_info);
}
static void pm3fb_cfb32_clear_margins(struct vc_data *conp,
struct display *p, int bottom_only)
{
struct pm3fb_info *l_fb_info = (struct pm3fb_info *) p->fb_info;
int sx, sy;
u32 c;
DTRACE;
sx = conp->vc_cols * fontwidth(p); /* right margin */
sy = conp->vc_rows * fontheight(p); /* bottom margin */
c = ((u32 *) p->dispsw_data)[attr_bgcol_ec(p, conp)];
if (!bottom_only) { /* right margin top->bottom */
PM3_WAIT(4);
PM3_WRITE_REG(PM3Config2D,
PM3Config2D_UseConstantSource |
PM3Config2D_ForegroundROPEnable |
(PM3Config2D_ForegroundROP(0x3)) | /* Ox3 is GXcopy */
PM3Config2D_FBWriteEnable);
PM3_WRITE_REG(PM3ForegroundColor, c);
PM3_WRITE_REG(PM3RectanglePosition,
(PM3RectanglePosition_XOffset
(p->var.xoffset +
sx)) | (PM3RectanglePosition_YOffset(p->
var.
yoffset)));
PM3_WRITE_REG(PM3Render2D,
PM3Render2D_XPositive |
PM3Render2D_YPositive |
PM3Render2D_Operation_Normal |
PM3Render2D_SpanOperation |
(PM3Render2D_Width(p->var.xres - sx)) |
(PM3Render2D_Height(p->var.yres)));
}
/* bottom margin left -> right */
PM3_WAIT(4);
PM3_WRITE_REG(PM3Config2D,
PM3Config2D_UseConstantSource |
PM3Config2D_ForegroundROPEnable |
(PM3Config2D_ForegroundROP(0x3)) | /* Ox3 is GXcopy */
PM3Config2D_FBWriteEnable);
PM3_WRITE_REG(PM3ForegroundColor, c);
PM3_WRITE_REG(PM3RectanglePosition,
(PM3RectanglePosition_XOffset(p->var.xoffset)) |
(PM3RectanglePosition_YOffset(p->var.yoffset + sy)));
PM3_WRITE_REG(PM3Render2D,
PM3Render2D_XPositive |
PM3Render2D_YPositive |
PM3Render2D_Operation_Normal |
PM3Render2D_SpanOperation |
(PM3Render2D_Width(p->var.xres)) |
(PM3Render2D_Height(p->var.yres - sy)));
pm3fb_wait_pm3(l_fb_info);
}
#endif /* FBCON_HAS_CFB32 */
#ifdef FBCON_HAS_CFB16
static void pm3fb_cfb16_clear(struct vc_data *conp,
struct display *p,
int sy, int sx, int height, int width)
{
struct pm3fb_info *l_fb_info = (struct pm3fb_info *) p->fb_info;
u32 c;
DTRACE;
sx = sx * fontwidth(p);
width = width * fontwidth(p);
sy = sy * fontheight(p);
height = height * fontheight(p);
c = ((u16 *) p->dispsw_data)[attr_bgcol_ec(p, conp)];
c = c | (c << 16);
PM3_WAIT(4);
if (l_fb_info->memt.caps & PM3LocalMemCaps_NoWriteMask)
PM3_WRITE_REG(PM3ForegroundColor, c);
else
PM3_WRITE_REG(PM3FBBlockColor, c);
PM3_WRITE_REG(PM3Config2D,
PM3Config2D_UseConstantSource |
PM3Config2D_ForegroundROPEnable |
(PM3Config2D_ForegroundROP(0x3)) | /* Ox3 is GXcopy */
PM3Config2D_FBWriteEnable);
PM3_WRITE_REG(PM3RectanglePosition,
(PM3RectanglePosition_XOffset(sx)) |
(PM3RectanglePosition_YOffset(sy)));
if (l_fb_info->memt.caps & PM3LocalMemCaps_NoWriteMask)
PM3_WRITE_REG(PM3Render2D,
PM3Render2D_XPositive |
PM3Render2D_YPositive |
PM3Render2D_Operation_Normal |
PM3Render2D_SpanOperation |
(PM3Render2D_Width(width)) |
(PM3Render2D_Height(height)));
else
PM3_WRITE_REG(PM3Render2D,
PM3Render2D_XPositive |
PM3Render2D_YPositive |
PM3Render2D_Operation_Normal |
(PM3Render2D_Width(width)) |
(PM3Render2D_Height(height)));
pm3fb_wait_pm3(l_fb_info);
}
static void pm3fb_cfb16_clear_margins(struct vc_data *conp,
struct display *p, int bottom_only)
{
struct pm3fb_info *l_fb_info = (struct pm3fb_info *) p->fb_info;
int sx, sy;
u32 c;
DTRACE;
sx = conp->vc_cols * fontwidth(p); /* right margin */
sy = conp->vc_rows * fontheight(p); /* bottom margin */
c = ((u16 *) p->dispsw_data)[attr_bgcol_ec(p, conp)];
c = c | (c << 16);
if (!bottom_only) { /* right margin top->bottom */
PM3_WAIT(4);
PM3_WRITE_REG(PM3Config2D,
PM3Config2D_UseConstantSource |
PM3Config2D_ForegroundROPEnable |
(PM3Config2D_ForegroundROP(0x3)) | /* Ox3 is GXcopy */
PM3Config2D_FBWriteEnable);
if (l_fb_info->memt.caps & PM3LocalMemCaps_NoWriteMask)
PM3_WRITE_REG(PM3ForegroundColor, c);
else
PM3_WRITE_REG(PM3FBBlockColor, c);
PM3_WRITE_REG(PM3RectanglePosition,
(PM3RectanglePosition_XOffset
(p->var.xoffset +
sx)) | (PM3RectanglePosition_YOffset(p->
var.
yoffset)));
if (l_fb_info->memt.caps & PM3LocalMemCaps_NoWriteMask)
PM3_WRITE_REG(PM3Render2D,
PM3Render2D_XPositive |
PM3Render2D_YPositive |
PM3Render2D_Operation_Normal |
PM3Render2D_SpanOperation |
(PM3Render2D_Width(p->var.xres - sx)) |
(PM3Render2D_Height(p->var.yres)));
else
PM3_WRITE_REG(PM3Render2D,
PM3Render2D_XPositive |
PM3Render2D_YPositive |
PM3Render2D_Operation_Normal |
(PM3Render2D_Width(p->var.xres - sx)) |
(PM3Render2D_Height(p->var.yres)));
}
/* bottom margin left -> right */
PM3_WAIT(4);
PM3_WRITE_REG(PM3Config2D,
PM3Config2D_UseConstantSource |
PM3Config2D_ForegroundROPEnable |
(PM3Config2D_ForegroundROP(0x3)) | /* Ox3 is GXcopy */
PM3Config2D_FBWriteEnable);
if (l_fb_info->memt.caps & PM3LocalMemCaps_NoWriteMask)
PM3_WRITE_REG(PM3ForegroundColor, c);
else
PM3_WRITE_REG(PM3FBBlockColor, c);
PM3_WRITE_REG(PM3RectanglePosition,
(PM3RectanglePosition_XOffset(p->var.xoffset)) |
(PM3RectanglePosition_YOffset(p->var.yoffset + sy)));
if (l_fb_info->memt.caps & PM3LocalMemCaps_NoWriteMask)
PM3_WRITE_REG(PM3Render2D,
PM3Render2D_XPositive |
PM3Render2D_YPositive |
PM3Render2D_Operation_Normal |
PM3Render2D_SpanOperation |
(PM3Render2D_Width(p->var.xres)) |
(PM3Render2D_Height(p->var.yres - sy)));
else
PM3_WRITE_REG(PM3Render2D,
PM3Render2D_XPositive |
PM3Render2D_YPositive |
PM3Render2D_Operation_Normal |
(PM3Render2D_Width(p->var.xres)) |
(PM3Render2D_Height(p->var.yres - sy)));
pm3fb_wait_pm3(l_fb_info);
}
#endif /* FBCON_HAS_CFB16 */
#ifdef FBCON_HAS_CFB8
static void pm3fb_cfb8_clear(struct vc_data *conp,
struct display *p,
int sy, int sx, int height, int width)
{
struct pm3fb_info *l_fb_info = (struct pm3fb_info *) p->fb_info;
u32 c;
DTRACE;
sx = sx * fontwidth(p);
width = width * fontwidth(p);
sy = sy * fontheight(p);
height = height * fontheight(p);
c = attr_bgcol_ec(p, conp);
c |= c << 8;
c |= c << 16;
PM3_WAIT(4);
PM3_WRITE_REG(PM3Config2D,
PM3Config2D_UseConstantSource |
PM3Config2D_ForegroundROPEnable |
(PM3Config2D_ForegroundROP(0x3)) | /* Ox3 is GXcopy */
PM3Config2D_FBWriteEnable);
PM3_WRITE_REG(PM3ForegroundColor, c);
PM3_WRITE_REG(PM3RectanglePosition,
(PM3RectanglePosition_XOffset(sx)) |
(PM3RectanglePosition_YOffset(sy)));
PM3_WRITE_REG(PM3Render2D,
PM3Render2D_XPositive |
PM3Render2D_YPositive |
PM3Render2D_Operation_Normal |
PM3Render2D_SpanOperation |
(PM3Render2D_Width(width)) |
(PM3Render2D_Height(height)));
pm3fb_wait_pm3(l_fb_info);
}
static void pm3fb_cfb8_clear_margins(struct vc_data *conp,
struct display *p, int bottom_only)
{
struct pm3fb_info *l_fb_info = (struct pm3fb_info *) p->fb_info;
int sx, sy;
u32 c;
DTRACE;
sx = conp->vc_cols * fontwidth(p); /* right margin */
sy = conp->vc_rows * fontheight(p); /* bottom margin */
c = attr_bgcol_ec(p, conp);
c |= c << 8;
c |= c << 16;
if (!bottom_only) { /* right margin top->bottom */
PM3_WAIT(4);
PM3_WRITE_REG(PM3Config2D,
PM3Config2D_UseConstantSource |
PM3Config2D_ForegroundROPEnable |
(PM3Config2D_ForegroundROP(0x3)) | /* Ox3 is GXcopy */
PM3Config2D_FBWriteEnable);
PM3_WRITE_REG(PM3ForegroundColor, c);
PM3_WRITE_REG(PM3RectanglePosition,
(PM3RectanglePosition_XOffset
(p->var.xoffset +
sx)) | (PM3RectanglePosition_YOffset(p->
var.
yoffset)));
PM3_WRITE_REG(PM3Render2D,
PM3Render2D_XPositive |
PM3Render2D_YPositive |
PM3Render2D_Operation_Normal |
PM3Render2D_SpanOperation |
(PM3Render2D_Width(p->var.xres - sx)) |
(PM3Render2D_Height(p->var.yres)));
}
/* bottom margin left -> right */
PM3_WAIT(4);
PM3_WRITE_REG(PM3Config2D,
PM3Config2D_UseConstantSource |
PM3Config2D_ForegroundROPEnable |
(PM3Config2D_ForegroundROP(0x3)) | /* Ox3 is GXcopy */
PM3Config2D_FBWriteEnable);
PM3_WRITE_REG(PM3ForegroundColor, c);
PM3_WRITE_REG(PM3RectanglePosition,
(PM3RectanglePosition_XOffset(p->var.xoffset)) |
(PM3RectanglePosition_YOffset(p->var.yoffset + sy)));
PM3_WRITE_REG(PM3Render2D,
PM3Render2D_XPositive |
PM3Render2D_YPositive |
PM3Render2D_Operation_Normal |
PM3Render2D_SpanOperation |
(PM3Render2D_Width(p->var.xres)) |
(PM3Render2D_Height(p->var.yres - sy)));
pm3fb_wait_pm3(l_fb_info);
}
#endif /* FBCON_HAS_CFB8 */
#if defined(FBCON_HAS_CFB8) || defined(FBCON_HAS_CFB16) || defined(FBCON_HAS_CFB32)
static void pm3fb_cfbX_bmove(struct display *p,
int sy, int sx,
int dy, int dx, int height, int width)
{
struct pm3fb_info *l_fb_info = (struct pm3fb_info *) p->fb_info;
int x_align, o_x, o_y;
DTRACE;
sx = sx * fontwidth(p);
dx = dx * fontwidth(p);
width = width * fontwidth(p);
sy = sy * fontheight(p);
dy = dy * fontheight(p);
height = height * fontheight(p);
o_x = sx - dx; /*(sx > dx ) ? (sx - dx) : (dx - sx); */
o_y = sy - dy; /*(sy > dy ) ? (sy - dy) : (dy - sy); */
x_align = (sx & 0x1f);
PM3_WAIT(6);
PM3_WRITE_REG(PM3Config2D,
PM3Config2D_UserScissorEnable |
PM3Config2D_ForegroundROPEnable |
PM3Config2D_Blocking |
(PM3Config2D_ForegroundROP(0x3)) | /* Ox3 is GXcopy */
PM3Config2D_FBWriteEnable);
PM3_WRITE_REG(PM3ScissorMinXY,
((dy & 0x0fff) << 16) | (dx & 0x0fff));
PM3_WRITE_REG(PM3ScissorMaxXY,
(((dy + height) & 0x0fff) << 16) |
((dx + width) & 0x0fff));
PM3_WRITE_REG(PM3FBSourceReadBufferOffset,
PM3FBSourceReadBufferOffset_XOffset(o_x) |
PM3FBSourceReadBufferOffset_YOffset(o_y));
PM3_WRITE_REG(PM3RectanglePosition,
(PM3RectanglePosition_XOffset(dx - x_align)) |
(PM3RectanglePosition_YOffset(dy)));
PM3_WRITE_REG(PM3Render2D,
((sx > dx) ? PM3Render2D_XPositive : 0) |
((sy > dy) ? PM3Render2D_YPositive : 0) |
PM3Render2D_Operation_Normal |
PM3Render2D_SpanOperation |
PM3Render2D_FBSourceReadEnable |
(PM3Render2D_Width(width + x_align)) |
(PM3Render2D_Height(height)));
pm3fb_wait_pm3(l_fb_info);
}
static void pm3fb_cfbX_putc(struct vc_data *conp, struct display *p,
int c, int yy, int xx)
{
struct pm3fb_info *l_fb_info = (struct pm3fb_info *) p->fb_info;
u8 *cdat, asx = 0, asy = 0, o_x = 0, o_y = 0;
u32 fgx, bgx, ldat;
int sx, sy, i;
DTRACE;
if (l_fb_info->current_par->depth == 8)
fgx = attr_fgcol(p, c);
else if (depth2bpp(l_fb_info->current_par->depth) == 16)
fgx = ((u16 *) p->dispsw_data)[attr_fgcol(p, c)];
else
fgx = ((u32 *) p->dispsw_data)[attr_fgcol(p, c)];
PM3_COLOR(fgx);
if (l_fb_info->current_par->depth == 8)
bgx = attr_bgcol(p, c);
else if (depth2bpp(l_fb_info->current_par->depth) == 16)
bgx = ((u16 *) p->dispsw_data)[attr_bgcol(p, c)];
else
bgx = ((u32 *) p->dispsw_data)[attr_bgcol(p, c)];
PM3_COLOR(bgx);
PM3_WAIT(4);
PM3_WRITE_REG(PM3Config2D,
PM3Config2D_UseConstantSource |
PM3Config2D_ForegroundROPEnable |
(PM3Config2D_ForegroundROP(0x3)) | /* Ox3 is GXcopy */
PM3Config2D_FBWriteEnable | PM3Config2D_OpaqueSpan);
PM3_WRITE_REG(PM3ForegroundColor, fgx);
PM3_WRITE_REG(PM3FillBackgroundColor, bgx);
/* WARNING : address select X need to specify 8 bits for fontwidth <= 8 */
/* and 16 bits for fontwidth <= 16 */
/* same in _putcs, same for Y and fontheight */
if (fontwidth(p) <= 8)
asx = 2;
else if (fontwidth(p) <= 16)
asx = 3; /* look OK */
if (fontheight(p) <= 8)
asy = 2;
else if (fontheight(p) <= 16)
asy = 3; /* look OK */
else if (fontheight(p) <= 32)
asy = 4; /* look OK */
sx = xx * fontwidth(p);
sy = yy * fontheight(p);
if (fontwidth(p) <= 8)
o_x = (8 - (sx & 0x7)) & 0x7;
else if (fontwidth(p) <= 16)
o_x = (16 - (sx & 0xF)) & 0xF;
if (fontheight(p) <= 8)
o_y = (8 - (sy & 0x7)) & 0x7;
else if (fontheight(p) <= 16)
o_y = (16 - (sy & 0xF)) & 0xF;
else if (fontheight(p) <= 32)
o_y = (32 - (sy & 0x1F)) & 0x1F;
PM3_WRITE_REG(PM3AreaStippleMode, (o_x << 7) | (o_y << 12) | /* x_offset, y_offset in pattern */
(1 << 18) | /* BE */
1 | (asx << 1) | (asy << 4) | /* address select x/y */
(1 << 20)); /* OpaqueSpan */
if (fontwidth(p) <= 8) {
cdat = p->fontdata + (c & p->charmask) * fontheight(p);
} else {
cdat =
p->fontdata +
((c & p->charmask) * (fontheight(p) << 1));
}
PM3_WAIT(2 + fontheight(p));
for (i = 0; i < fontheight(p); i++) { /* assume fontheight <= 32 */
if (fontwidth(p) <= 8) {
ldat = *cdat++;
} else { /* assume fontwidth <= 16 ATM */
ldat = ((*cdat++) << 8);
ldat |= *cdat++;
}
PM3_WRITE_REG(AreaStipplePattern_indexed(i), ldat);
}
PM3_WRITE_REG(PM3RectanglePosition,
(PM3RectanglePosition_XOffset(sx)) |
(PM3RectanglePosition_YOffset(sy)));
PM3_WRITE_REG(PM3Render2D,
PM3Render2D_AreaStippleEnable |
PM3Render2D_XPositive |
PM3Render2D_YPositive |
PM3Render2D_Operation_Normal |
PM3Render2D_SpanOperation |
(PM3Render2D_Width(fontwidth(p))) |
(PM3Render2D_Height(fontheight(p))));
pm3fb_wait_pm3(l_fb_info);
}
static void pm3fb_cfbX_putcs(struct vc_data *conp, struct display *p,
const unsigned short *s, int count, int yy,
int xx)
{
struct pm3fb_info *l_fb_info = (struct pm3fb_info *) p->fb_info;
u8 *cdat, asx = 0, asy = 0, o_x = 0, o_y = 0;
u32 fgx, bgx, ldat;
int sx, sy, i, j;
u16 sc;
DTRACE;
sc = scr_readw(s);
if (l_fb_info->current_par->depth == 8)
fgx = attr_fgcol(p, sc);
else if (depth2bpp(l_fb_info->current_par->depth) == 16)
fgx = ((u16 *) p->dispsw_data)[attr_fgcol(p, sc)];
else
fgx = ((u32 *) p->dispsw_data)[attr_fgcol(p, sc)];
PM3_COLOR(fgx);
if (l_fb_info->current_par->depth == 8)
bgx = attr_bgcol(p, sc);
else if (depth2bpp(l_fb_info->current_par->depth) == 16)
bgx = ((u16 *) p->dispsw_data)[attr_bgcol(p, sc)];
else
bgx = ((u32 *) p->dispsw_data)[attr_bgcol(p, sc)];
PM3_COLOR(bgx);
PM3_WAIT(4);
PM3_WRITE_REG(PM3Config2D,
PM3Config2D_UseConstantSource |
PM3Config2D_ForegroundROPEnable |
(PM3Config2D_ForegroundROP(0x3)) | /* Ox3 is GXcopy */
PM3Config2D_FBWriteEnable |
PM3Config2D_OpaqueSpan);
PM3_WRITE_REG(PM3ForegroundColor, fgx);
PM3_WRITE_REG(PM3FillBackgroundColor, bgx);
/* WARNING : address select X need to specify 8 bits for fontwidth <= 8 */
/* and 16 bits for fontwidth <= 16 */
/* same in _putc, same for Y and fontheight */
if (fontwidth(p) <= 8)
asx = 2;
else if (fontwidth(p) <= 16)
asx = 3; /* look OK */
if (fontheight(p) <= 8)
asy = 2;
else if (fontheight(p) <= 16)
asy = 3; /* look OK */
else if (fontheight(p) <= 32)
asy = 4; /* look OK */
sy = yy * fontheight(p);
if (fontheight(p) <= 8)
o_y = (8 - (sy & 0x7)) & 0x7;
else if (fontheight(p) <= 16)
o_y = (16 - (sy & 0xF)) & 0xF;
else if (fontheight(p) <= 32)
o_y = (32 - (sy & 0x1F)) & 0x1F;
for (j = 0; j < count; j++) {
sc = scr_readw(s + j);
if (fontwidth(p) <= 8)
cdat = p->fontdata +
(sc & p->charmask) * fontheight(p);
else
cdat = p->fontdata +
((sc & p->charmask) * fontheight(p) << 1);
sx = (xx + j) * fontwidth(p);
if (fontwidth(p) <= 8)
o_x = (8 - (sx & 0x7)) & 0x7;
else if (fontwidth(p) <= 16)
o_x = (16 - (sx & 0xF)) & 0xF;
PM3_WAIT(3 + fontheight(p));
PM3_WRITE_REG(PM3AreaStippleMode, (o_x << 7) | (o_y << 12) | /* x_offset, y_offset in pattern */
(1 << 18) | /* BE */
1 | (asx << 1) | (asy << 4) | /* address select x/y */
(1 << 20)); /* OpaqueSpan */
for (i = 0; i < fontheight(p); i++) { /* assume fontheight <= 32 */
if (fontwidth(p) <= 8) {
ldat = *cdat++;
} else { /* assume fontwidth <= 16 ATM */
ldat = ((*cdat++) << 8);
ldat |= *cdat++;
}
PM3_WRITE_REG(AreaStipplePattern_indexed(i), ldat);
}
PM3_WRITE_REG(PM3RectanglePosition,
(PM3RectanglePosition_XOffset(sx)) |
(PM3RectanglePosition_YOffset(sy)));
PM3_WRITE_REG(PM3Render2D,
PM3Render2D_AreaStippleEnable |
PM3Render2D_XPositive |
PM3Render2D_YPositive |
PM3Render2D_Operation_Normal |
PM3Render2D_SpanOperation |
(PM3Render2D_Width(fontwidth(p))) |
(PM3Render2D_Height(fontheight(p))));
}
pm3fb_wait_pm3(l_fb_info);
}
static void pm3fb_cfbX_revc(struct display *p, int xx, int yy)
{
struct pm3fb_info *l_fb_info = (struct pm3fb_info *) p->fb_info;
xx = xx * fontwidth(p);
yy = yy * fontheight(p);
if (l_fb_info->current_par->depth == 8)
{
if (l_fb_info->memt.caps & PM3LocalMemCaps_NoWriteMask)
PM3_SLOW_WRITE_REG(PM3FBSoftwareWriteMask, 0x0F0F0F0F);
else
PM3_SLOW_WRITE_REG(PM3FBHardwareWriteMask, 0x0F0F0F0F);
}
PM3_WAIT(3);
PM3_WRITE_REG(PM3Config2D,
PM3Config2D_UseConstantSource |
PM3Config2D_ForegroundROPEnable |
(PM3Config2D_ForegroundROP(0xa)) | /* Oxa is GXinvert */
PM3Config2D_FBDestReadEnable |
PM3Config2D_FBWriteEnable);
PM3_WRITE_REG(PM3RectanglePosition,
(PM3RectanglePosition_XOffset(xx)) |
(PM3RectanglePosition_YOffset(yy)));
PM3_WRITE_REG(PM3Render2D,
PM3Render2D_XPositive |
PM3Render2D_YPositive |
PM3Render2D_Operation_Normal |
PM3Render2D_SpanOperation |
(PM3Render2D_Width(fontwidth(p))) |
(PM3Render2D_Height(fontheight(p))));
pm3fb_wait_pm3(l_fb_info);
if (l_fb_info->current_par->depth == 8)
{
if (l_fb_info->memt.caps & PM3LocalMemCaps_NoWriteMask)
PM3_SLOW_WRITE_REG(PM3FBSoftwareWriteMask, 0xFFFFFFFF);
else
PM3_SLOW_WRITE_REG(PM3FBHardwareWriteMask, 0xFFFFFFFF);
}
}
#endif /* FBCON_HAS_CFB8 || FBCON_HAS_CFB16 || FBCON_HAS_CFB32 */
#endif /* PM3FB_USE_ACCEL */
/* *********************************** */
/* ***** pre-init board(s) setup ***** */
/* *********************************** */
static void pm3fb_mode_setup(char *mode, unsigned long board_num)
{
struct pm3fb_info *l_fb_info = &(fb_info[board_num]);
struct pm3fb_par *l_fb_par = &(current_par[board_num]);
unsigned long i = 0;
current_par_valid[board_num] = 0;
if (!strncmp(mode, "current", 7)) {
l_fb_info->use_current = 1; /* default w/ OpenFirmware */
} else {
while ((mode_base[i].name[0])
&& (!current_par_valid[board_num])) {
if (!
(strncmp
(mode, mode_base[i].name,
strlen(mode_base[i].name)))) {
memcpy(l_fb_par, &(mode_base[i].user_mode),
sizeof(struct pm3fb_par));
current_par_valid[board_num] = 1;
DPRINTK(2, "Mode set to %s\n",
mode_base[i].name);
}
i++;
}
DASSERT(current_par_valid[board_num],
"Valid mode on command line\n");
}
}
static void pm3fb_pciid_setup(char *pciid, unsigned long board_num)
{
short l_bus = -1, l_slot = -1, l_func = -1;
char *next;
if (pciid) {
l_bus = simple_strtoul(pciid, &next, 10);
if (next && (next[0] == ':')) {
pciid = next + 1;
l_slot = simple_strtoul(pciid, &next, 10);
if (next && (next[0] == ':')) {
pciid = next + 1;
l_func =
simple_strtoul(pciid, (char **) NULL,
10);
}
}
} else
return;
if ((l_bus >= 0) && (l_slot >= 0) && (l_func >= 0)) {
bus[board_num] = l_bus;
slot[board_num] = l_slot;
func[board_num] = l_func;
DPRINTK(2, "Board #%ld will be PciId: %hd:%hd:%hd\n",
board_num, l_bus, l_slot, l_func);
} else {
DPRINTK(1, "Invalid PciId: %hd:%hd:%hd for board #%ld\n",
l_bus, l_slot, l_func, board_num);
}
}
static void pm3fb_font_setup(char *lf, unsigned long board_num)
{
unsigned long lfs = strlen(lf);
if (lfs > (PM3_FONTNAME_SIZE - 1)) {
DPRINTK(1, "Fontname %s too long\n", lf);
return;
}
strlcpy(fontn[board_num], lf, lfs + 1);
}
static void pm3fb_bootdepth_setup(char *bds, unsigned long board_num)
{
unsigned long bd = simple_strtoul(bds, (char **) NULL, 10);
if (!(depth_supported(bd))) {
printk(KERN_WARNING "pm3fb: ignoring invalid depth %s for board #%ld\n",
bds, board_num);
return;
}
depth[board_num] = bd;
}
static void pm3fb_forcesize_setup(char *bds, unsigned long board_num)
{
unsigned long bd = simple_strtoul(bds, (char **) NULL, 10);
if (bd > 64) {
printk(KERN_WARNING "pm3fb: ignoring invalid memory size %s for board #%ld\n",
bds, board_num);
return;
}
forcesize[board_num] = bd;
}
static char *pm3fb_boardnum_setup(char *options, unsigned long *bn)
{
char *next;
if (!(CHAR_IS_NUM(options[0]))) {
(*bn) = 0;
return (options);
}
(*bn) = simple_strtoul(options, &next, 10);
if (next && (next[0] == ':') && ((*bn) >= 0)
&& ((*bn) <= PM3_MAX_BOARD)) {
DPRINTK(2, "Board_num seen as %ld\n", (*bn));
return (next + 1);
} else {
(*bn) = 0;
DPRINTK(2, "Board_num default to %ld\n", (*bn));
return (options);
}
}
static void pm3fb_real_setup(char *options)
{
char *next;
unsigned long i, bn;
struct pm3fb_info *l_fb_info;
DTRACE;
DPRINTK(2, "Options : %s\n", options);
for (i = 0; i < PM3_MAX_BOARD; i++) {
l_fb_info = &(fb_info[i]);
memset(l_fb_info, 0, sizeof(struct pm3fb_info));
l_fb_info->gen.fbhw = &pm3fb_switch;
l_fb_info->board_num = i;
current_par_valid[i] = 0;
slot[i] = -1;
func[i] = -1;
bus[i] = -1;
disable[i] = 0;
noaccel[i] = 0;
fontn[i][0] = '\0';
depth[i] = 0;
l_fb_info->current_par = &(current_par[i]);
}
/* eat up prefix pm3fb and whatever is used as separator i.e. :,= */
if (!strncmp(options, "pm3fb", 5)) {
options += 5;
while (((*options) == ',') || ((*options) == ':')
|| ((*options) == '='))
options++;
}
while (options) {
bn = 0;
if ((next = strchr(options, ','))) {
(*next) = '\0';
next++;
}
if (!strncmp(options, "mode:", 5)) {
options = pm3fb_boardnum_setup(options + 5, &bn);
DPRINTK(2, "Setting mode for board #%ld\n", bn);
pm3fb_mode_setup(options, bn);
} else if (!strncmp(options, "off:", 4)) {
options = pm3fb_boardnum_setup(options + 4, &bn);
DPRINTK(2, "Disabling board #%ld\n", bn);
disable[bn] = 1;
} else if (!strncmp(options, "off", 3)) { /* disable everything */
for (i = 0; i < PM3_MAX_BOARD; i++)
disable[i] = 1;
} else if (!strncmp(options, "disable:", 8)) {
options = pm3fb_boardnum_setup(options + 8, &bn);
DPRINTK(2, "Disabling board #%ld\n", bn);
disable[bn] = 1;
} else if (!strncmp(options, "pciid:", 6)) {
options = pm3fb_boardnum_setup(options + 6, &bn);
DPRINTK(2, "Setting PciID for board #%ld\n", bn);
pm3fb_pciid_setup(options, bn);
} else if (!strncmp(options, "noaccel:", 8)) {
options = pm3fb_boardnum_setup(options + 8, &bn);
noaccel[bn] = 1;
} else if (!strncmp(options, "font:", 5)) {
options = pm3fb_boardnum_setup(options + 5, &bn);
pm3fb_font_setup(options, bn);
} else if (!strncmp(options, "depth:", 6)) {
options = pm3fb_boardnum_setup(options + 6, &bn);
pm3fb_bootdepth_setup(options, bn);
} else if (!strncmp(options, "printtimings", 12)) {
printtimings = 1;
} else if (!strncmp(options, "flatpanel:", 10)) {
options = pm3fb_boardnum_setup(options + 10, &bn);
flatpanel[bn] = 1;
} else if (!strncmp(options, "forcesize:", 10)) {
options = pm3fb_boardnum_setup(options + 10, &bn);
pm3fb_forcesize_setup(options, bn);
}
options = next;
}
}
/* ********************************************** */
/* ***** framebuffer API standard functions ***** */
/* ********************************************** */
static int pm3fb_encode_fix(struct fb_fix_screeninfo *fix,
const void *par, struct fb_info_gen *info)
{
struct pm3fb_info *l_fb_info = (struct pm3fb_info *) info;
struct pm3fb_par *p = (struct pm3fb_par *) par;
DTRACE;
strcpy(fix->id, permedia3_name);
fix->smem_start = (unsigned long)l_fb_info->p_fb;
fix->smem_len = l_fb_info->fb_size;
fix->mmio_start = (unsigned long)l_fb_info->pIOBase;
fix->mmio_len = PM3_REGS_SIZE;
#ifdef PM3FB_USE_ACCEL
if (!(noaccel[l_fb_info->board_num]))
fix->accel = FB_ACCEL_3DLABS_PERMEDIA3;
else
#endif /* PM3FB_USE_ACCEL */
fix->accel = FB_ACCEL_NONE;
fix->type = FB_TYPE_PACKED_PIXELS;
fix->visual =
(p->depth == 8) ? FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_TRUECOLOR;
if (current_par_valid[l_fb_info->board_num])
fix->line_length =
l_fb_info->current_par->width *
depth2ByPP(l_fb_info->current_par->depth);
else
fix->line_length = 0;
fix->xpanstep = 64 / depth2bpp(p->depth);
fix->ypanstep = 1;
fix->ywrapstep = 0;
return (0);
}
static int pm3fb_decode_var(const struct fb_var_screeninfo *var,
void *par, struct fb_info_gen *info)
{
struct pm3fb_info *l_fb_info = (struct pm3fb_info *) info;
struct pm3fb_par *p = (struct pm3fb_par *) par;
struct pm3fb_par temp_p;
u32 xres;
DTRACE;
DASSERT((var != NULL), "fb_var_screeninfo* not NULL");
DASSERT((p != NULL), "pm3fb_par* not NULL");
DASSERT((l_fb_info != NULL), "pm3fb_info* not NULL");
memset(&temp_p, 0, sizeof(struct pm3fb_par));
temp_p.width = (var->xres_virtual + 7) & ~7;
temp_p.height = var->yres_virtual;
if (!(depth_supported(var->bits_per_pixel))) /* round unsupported up to a multiple of 8 */
temp_p.depth = depth2bpp(var->bits_per_pixel);
else
temp_p.depth = var->bits_per_pixel;
temp_p.depth = (temp_p.depth > 32) ? 32 : temp_p.depth; /* max 32 */
temp_p.depth = (temp_p.depth == 24) ? 32 : temp_p.depth; /* 24 unsupported, round-up to 32 */
if ((temp_p.depth == 16) && (var->red.length == 5) && (var->green.length == 5) && (var->blue.length == 5))
temp_p.depth = 15; /* RGBA 5551 is stored as depth 15 */
if ((temp_p.depth == 16) && (var->red.length == 4) && (var->green.length == 4) && (var->blue.length == 4))
temp_p.depth = 12; /* RGBA 4444 is stored as depth 12 */
DPRINTK(2,
"xres: %d, yres: %d, vxres: %d, vyres: %d ; xoffset:%d, yoffset: %d\n",
var->xres, var->yres, var->xres_virtual, var->yres_virtual,
var->xoffset, var->yoffset);
xres = (var->xres + 31) & ~31;
if (temp_p.width < xres + var->xoffset)
temp_p.width = xres + var->xoffset;
if (temp_p.height < var->yres + var->yoffset)
temp_p.height = var->yres + var->yoffset;
if (temp_p.width > 2048) {
DPRINTK(1, "virtual width not supported: %u\n",
temp_p.width);
return (-EINVAL);
}
if (var->yres < 200) {
DPRINTK(1, "height not supported: %u\n", (u32) var->yres);
return (-EINVAL);
}
if (temp_p.height < 200 || temp_p.height > 4095) {
DPRINTK(1, "virtual height not supported: %u\n",
temp_p.height);
return (-EINVAL);
}
if (!(depth_supported(temp_p.depth))) {
DPRINTK(1, "depth not supported: %u\n", temp_p.depth);
return (-EINVAL);
}
if ((temp_p.width * temp_p.height * depth2ByPP(temp_p.depth)) >
l_fb_info->fb_size) {
DPRINTK(1, "no memory for screen (%ux%ux%u)\n",
temp_p.width, temp_p.height, temp_p.depth);
return (-EINVAL);
}
if ((!var->pixclock) ||
(!var->right_margin) ||
(!var->hsync_len) ||
(!var->left_margin) ||
(!var->lower_margin) ||
(!var->vsync_len) || (!var->upper_margin)
) {
unsigned long i = 0, done = 0;
printk(KERN_WARNING "pm3fb: refusing to use a likely wrong timing\n");
while ((mode_base[i].user_mode.width) && !done) {
if ((mode_base[i].user_mode.width == temp_p.width)
&& (mode_base[i].user_mode.height ==
temp_p.height)) {
printk(KERN_NOTICE "pm3fb: using close match %s\n",
mode_base[i].name);
temp_p = mode_base[i].user_mode;
done = 1;
}
i++;
}
if (!done)
return (-EINVAL);
} else {
temp_p.pixclock = PICOS2KHZ(var->pixclock);
if (temp_p.pixclock > PM3_MAX_PIXCLOCK) {
DPRINTK(1, "pixclock too high (%uKHz)\n",
temp_p.pixclock);
return (-EINVAL);
}
temp_p.hsstart = var->right_margin;
temp_p.hsend = var->right_margin + var->hsync_len;
temp_p.hbend =
var->right_margin + var->hsync_len + var->left_margin;
temp_p.htotal = xres + temp_p.hbend;
temp_p.vsstart = var->lower_margin;
temp_p.vsend = var->lower_margin + var->vsync_len;
temp_p.vbend =
var->lower_margin + var->vsync_len + var->upper_margin;
temp_p.vtotal = var->yres + temp_p.vbend;
temp_p.stride = temp_p.width;
DPRINTK(2, "Using %d * %d, %d Khz, stride is %08x\n",
temp_p.width, temp_p.height, temp_p.pixclock,
temp_p.stride);
temp_p.base =
pm3fb_Shiftbpp(l_fb_info, temp_p.depth,
(var->yoffset * xres) + var->xoffset);
temp_p.video = 0;
if (var->sync & FB_SYNC_HOR_HIGH_ACT)
temp_p.video |= PM3VideoControl_HSYNC_ACTIVE_HIGH;
else
temp_p.video |= PM3VideoControl_HSYNC_ACTIVE_LOW;
if (var->sync & FB_SYNC_VERT_HIGH_ACT)
temp_p.video |= PM3VideoControl_VSYNC_ACTIVE_HIGH;
else
temp_p.video |= PM3VideoControl_VSYNC_ACTIVE_LOW;
if ((var->vmode & FB_VMODE_MASK) == FB_VMODE_INTERLACED