/*
* linux / drivers / video / pm3fb . c - - 3 DLabs 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 >
* Russell 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 .11 B : 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 ( 800 x600 - 100 , 1024 x768 - 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 8 bpp , 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 15 bpp ( RGB5551 ) support .
* Thu Apr 12 11 : 16 : 45 MET DST 2001 , v 1.4 .1 B : 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 <linux/ctype.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 fb_info * info , u_int cmd , u_long arg ) ;
/* 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 16 bpp 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 ( ! ( isdigit ( 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 ) {
DPRINTK ( 1 , " Interlaced mode not supported \n \n " ) ;
return ( - EINVAL ) ;
}
if ( ( var - > vmode & FB_VMODE_MASK ) = = FB_VMODE_DOUBLE )
temp_p . video | = PM3VideoControl_LINE_DOUBLE_ON ;
else
temp_p . video | = PM3VideoControl_LINE_DOUBLE_OFF ;
if ( var - > activate = = FB_ACTIVATE_NOW )
temp_p . video | = PM3VideoControl_ENABLE ;
else {
temp_p . video | = PM3VideoControl_DISABLE ;
DPRINTK ( 2 , " PM3Video disabled \n " ) ;
}
switch ( temp_p . depth ) {
case 8 :
temp_p . video | = PM3VideoControl_PIXELSIZE_8BIT ;
break ;
case 12 :
case 15 :
case 16 :
temp_p . video | = PM3VideoControl_PIXELSIZE_16BIT ;
break ;
case 32 :
temp_p . video | = PM3VideoControl_PIXELSIZE_32BIT ;
break ;
default :
DPRINTK ( 1 , " Unsupported depth \n " ) ;
break ;
}
}
( * p ) = temp_p ;
# ifdef PM3FB_USE_ACCEL
if ( var - > accel_flags & FB_ACCELF_TEXT )
noaccel [ l_fb_info - > board_num ] = 0 ;
else
noaccel [ l_fb_info - > board_num ] = 1 ;
# endif /* PM3FB_USE_ACCEL */
return ( 0 ) ;
}
static void pm3fb_encode_depth ( struct fb_var_screeninfo * var , long d )
{
switch ( d ) {
case 8 :
var - > red . length = var - > green . length = var - > blue . length = 8 ;
var - > red . offset = var - > green . offset = var - > blue . offset = 0 ;
var - > transp . offset = var - > transp . length = 0 ;
break ;
case 12 :
var - > red . offset = 8 ;
var - > red . length = 4 ;
var - > green . offset = 4 ;
var - > green . length = 4 ;
var - > blue . offset = 0 ;
var - > blue . length = 4 ;
var - > transp . offset = 12 ;
var - > transp . length = 4 ;
break ;
case 15 :
var - > red . offset = 10 ;
var - > red . length = 5 ;
var - > green . offset = 5 ;
var - > green . length = 5 ;
var - > blue . offset = 0 ;
var - > blue . length = 5 ;
var - > transp . offset = 15 ;
var - > transp . length = 1 ;
break ;
case 16 :
var - > red . offset = 11 ;
var - > red . length = 5 ;
var - > green . offset = 5 ;
var - > green . length = 6 ;
var - > blue . offset = 0 ;
var - > blue . length = 5 ;
var - > transp . offset = var - > transp . length = 0 ;
break ;
case 32 :
var - > transp . offset = 24 ;
var - > red . offset = 16 ;
var - > green . offset = 8 ;
var - > blue . offset = 0 ;
var - > red . length = var - > green . length =
var - > blue . length = var - > transp . length = 8 ;
break ;
default :
DPRINTK ( 1 , " Unsupported depth %ld \n " , d ) ;
break ;
}
}
static int pm3fb_encode_var ( struct fb_var_screeninfo * var ,
const void * par , struct fb_info_gen * info )
{
struct pm3fb_par * p = ( struct pm3fb_par * ) par ;
struct pm3fb_info * l_fb_info = ( struct pm3fb_info * ) info ;
u32 base ;
DTRACE ;
DASSERT ( ( var ! = NULL ) , " fb_var_screeninfo* not NULL " ) ;
DASSERT ( ( p ! = NULL ) , " pm3fb_par* not NULL " ) ;
DASSERT ( ( info ! = NULL ) , " fb_info_gen* not NULL " ) ;
memset ( var , 0 , sizeof ( struct fb_var_screeninfo ) ) ;
# ifdef PM3FB_USE_ACCEL
if ( ! ( noaccel [ l_fb_info - > board_num ] ) )
var - > accel_flags | = FB_ACCELF_TEXT ;
# endif /* PM3FB_USE_ACCEL */
var - > xres_virtual = p - > width ;
var - > yres_virtual = p - > height ;
var - > xres = p - > htotal - p - > hbend ;
var - > yres = p - > vtotal - p - > vbend ;
DPRINTK ( 2 , " xres = %d, yres : %d \n " , var - > xres , var - > yres ) ;
var - > right_margin = p - > hsstart ;
var - > hsync_len = p - > hsend - p - > hsstart ;
var - > left_margin = p - > hbend - p - > hsend ;
var - > lower_margin = p - > vsstart ;
var - > vsync_len = p - > vsend - p - > vsstart ;
var - > upper_margin = p - > vbend - p - > vsend ;
var - > bits_per_pixel = depth2bpp ( p - > depth ) ;
pm3fb_encode_depth ( var , p - > depth ) ;
base = pm3fb_Unshiftbpp ( l_fb_info , p - > depth , p - > base ) ;
var - > xoffset = base % var - > xres ;
var - > yoffset = base / var - > xres ;
var - > height = var - > width = - 1 ;
var - > pixclock = KHZ2PICOS ( p - > pixclock ) ;
if ( ( p - > video & PM3VideoControl_HSYNC_MASK ) = =
PM3VideoControl_HSYNC_ACTIVE_HIGH )
var - > sync | = FB_SYNC_HOR_HIGH_ACT ;
if ( ( p - > video & PM3VideoControl_VSYNC_MASK ) = =
PM3VideoControl_VSYNC_ACTIVE_HIGH )
var - > sync | = FB_SYNC_VERT_HIGH_ACT ;
if ( p - > video & PM3VideoControl_LINE_DOUBLE_ON )
var - > vmode = FB_VMODE_DOUBLE ;
return ( 0 ) ;
}
static void pm3fb_get_par ( void * par , struct fb_info_gen * info )
{
struct pm3fb_info * l_fb_info = ( struct pm3fb_info * ) info ;
DTRACE ;
if ( ! current_par_valid [ l_fb_info - > board_num ] ) {
if ( l_fb_info - > use_current )
pm3fb_read_mode ( l_fb_info , l_fb_info - > current_par ) ;
else
memcpy ( l_fb_info - > current_par ,
& ( mode_base [ 0 ] . user_mode ) ,
sizeof ( struct pm3fb_par ) ) ;
current_par_valid [ l_fb_info - > board_num ] = 1 ;
}
* ( ( struct pm3fb_par * ) par ) = * ( l_fb_info - > current_par ) ;
}
static void pm3fb_set_par ( const void * par , struct fb_info_gen * info )
{
struct pm3fb_info * l_fb_info = ( struct pm3fb_info * ) info ;
DTRACE ;
* ( l_fb_info - > current_par ) = * ( ( struct pm3fb_par * ) par ) ;
current_par_valid [ l_fb_info - > board_num ] = 1 ;
pm3fb_write_mode ( l_fb_info ) ;
# ifdef PM3FB_USE_ACCEL
pm3fb_init_engine ( l_fb_info ) ;
# endif /* PM3FB_USE_ACCEL */
}
static void pm3fb_set_color ( struct pm3fb_info * l_fb_info ,
unsigned char regno , unsigned char r ,
unsigned char g , unsigned char b )
{
DTRACE ;
PM3_SLOW_WRITE_REG ( PM3RD_PaletteWriteAddress , regno ) ;
PM3_SLOW_WRITE_REG ( PM3RD_PaletteData , r ) ;
PM3_SLOW_WRITE_REG ( PM3RD_PaletteData , g ) ;
PM3_SLOW_WRITE_REG ( PM3RD_PaletteData , b ) ;
}
static int pm3fb_getcolreg ( unsigned regno , unsigned * red , unsigned * green ,
unsigned * blue , unsigned * transp ,
struct fb_info * info )
{
struct pm3fb_info * l_fb_info = ( struct pm3fb_info * ) info ;
DTRACE ;
if ( regno < 256 ) {
* red =
l_fb_info - > palette [ regno ] . red < < 8 | l_fb_info - >
palette [ regno ] . red ;
* green =
l_fb_info - > palette [ regno ] . green < < 8 | l_fb_info - >
palette [ regno ] . green ;
* blue =
l_fb_info - > palette [ regno ] . blue < < 8 | l_fb_info - >
palette [ regno ] . blue ;
* transp =
l_fb_info - > palette [ regno ] . transp < < 8 | l_fb_info - >
palette [ regno ] . transp ;
}
return ( regno > 255 ) ;
}
static int pm3fb_setcolreg ( unsigned regno , unsigned red , unsigned green ,
unsigned blue , unsigned transp ,
struct fb_info * info )
{
struct pm3fb_info * l_fb_info = ( struct pm3fb_info * ) info ;
DTRACE ;
if ( regno < 16 ) {
switch ( l_fb_info - > current_par - > depth ) {
# ifdef FBCON_HAS_CFB8
case 8 :
break ;
# endif
# ifdef FBCON_HAS_CFB16
case 12 :
l_fb_info - > cmap . cmap12 [ regno ] =
( ( ( u32 ) red & 0xf000 ) > > 4 ) |
( ( ( u32 ) green & 0xf000 ) > > 8 ) |
( ( ( u32 ) blue & 0xf000 ) > > 12 ) ;
break ;
case 15 :
l_fb_info - > cmap . cmap15 [ regno ] =
( ( ( u32 ) red & 0xf800 ) > > 1 ) |
( ( ( u32 ) green & 0xf800 ) > > 6 ) |
( ( ( u32 ) blue & 0xf800 ) > > 11 ) ;
break ;
case 16 :
l_fb_info - > cmap . cmap16 [ regno ] =
( ( u32 ) red & 0xf800 ) |
( ( ( u32 ) green & 0xfc00 ) > > 5 ) |
( ( ( u32 ) blue & 0xf800 ) > > 11 ) ;
break ;
# endif
# ifdef FBCON_HAS_CFB32
case 32 :
l_fb_info - > cmap . cmap32 [ regno ] =
( ( ( u32 ) transp & 0xff00 ) < < 16 ) |
( ( ( u32 ) red & 0xff00 ) < < 8 ) |
( ( ( u32 ) green & 0xff00 ) ) |
( ( ( u32 ) blue & 0xff00 ) > > 8 ) ;
break ;
# endif
default :
DPRINTK ( 1 , " bad depth %u \n " ,
l_fb_info - > current_par - > depth ) ;
break ;
}
}
if ( regno < 256 ) {
l_fb_info - > palette [ regno ] . red = red > > 8 ;
l_fb_info - > palette [ regno ] . green = green > > 8 ;
l_fb_info - > palette [ regno ] . blue = blue > > 8 ;
l_fb_info - > palette [ regno ] . transp = transp > > 8 ;
if ( l_fb_info - > current_par - > depth = = 8 )
pm3fb_set_color ( l_fb_info , regno , red > > 8 ,
green > > 8 , blue > > 8 ) ;
}
return ( regno > 255 ) ;
}
static int pm3fb_blank ( int blank_mode , struct fb_info_gen * info )
{
struct pm3fb_info * l_fb_info = ( struct pm3fb_info * ) info ;
u32 video ;
DTRACE ;
if ( ! current_par_valid [ l_fb_info - > board_num ] )
return ( 1 ) ;
video = l_fb_info - > current_par - > video ;
/*
* 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
*/
video & = ~ ( PM3VideoControl_HSYNC_MASK |
PM3VideoControl_VSYNC_MASK ) ;
video | = PM3VideoControl_HSYNC_ACTIVE_HIGH |
PM3VideoControl_VSYNC_ACTIVE_HIGH ;
if ( blank_mode > 0 ) {
switch ( blank_mode - 1 ) {
case VESA_NO_BLANKING : /* FIXME */
video = video & ~ ( PM3VideoControl_ENABLE ) ;
break ;
case VESA_HSYNC_SUSPEND :
video = video & ~ ( PM3VideoControl_HSYNC_MASK |
PM3VideoControl_BLANK_ACTIVE_LOW ) ;
break ;
case VESA_VSYNC_SUSPEND :
video = video & ~ ( PM3VideoControl_VSYNC_MASK |
PM3VideoControl_BLANK_ACTIVE_LOW ) ;
break ;
case VESA_POWERDOWN :
video = video & ~ ( PM3VideoControl_HSYNC_MASK |
PM3VideoControl_VSYNC_MASK |
PM3VideoControl_BLANK_ACTIVE_LOW ) ;
break ;
default :
DPRINTK ( 1 , " Unsupported blanking %d \n " ,
blank_mode ) ;
return ( 1 ) ;
break ;
}
}
PM3_SLOW_WRITE_REG ( PM3VideoControl , video ) ;
return ( 0 ) ;
}
static void pm3fb_set_disp ( const void * par , struct display * disp ,
struct fb_info_gen * info )
{
struct pm3fb_info * l_fb_info = ( struct pm3fb_info * ) info ;
struct pm3fb_par * p = ( struct pm3fb_par * ) par ;
u32 flags ;
DTRACE ;
local_irq_save ( flags ) ;
info - > info . screen_base = l_fb_info - > v_fb ;
switch ( p - > depth ) {
# ifdef FBCON_HAS_CFB8
case 8 :
# ifdef PM3FB_USE_ACCEL
if ( ! ( noaccel [ l_fb_info - > board_num ] ) )
disp - > dispsw = & pm3fb_cfb8 ;
else
# endif /* PM3FB_USE_ACCEL */
disp - > dispsw = & fbcon_cfb8 ;
break ;
# endif
# ifdef FBCON_HAS_CFB16
case 12 :
# ifdef PM3FB_USE_ACCEL
if ( ! ( noaccel [ l_fb_info - > board_num ] ) )
disp - > dispsw = & pm3fb_cfb16 ;
else
# endif /* PM3FB_USE_ACCEL */
disp - > dispsw = & fbcon_cfb16 ;
disp - > dispsw_data = l_fb_info - > cmap . cmap12 ;
break ;
case 15 :
# ifdef PM3FB_USE_ACCEL
if ( ! ( noaccel [ l_fb_info - > board_num ] ) )
disp - > dispsw = & pm3fb_cfb16 ;
else
# endif /* PM3FB_USE_ACCEL */
disp - > dispsw = & fbcon_cfb16 ;
disp - > dispsw_data = l_fb_info - > cmap . cmap15 ;
break ;
case 16 :
# ifdef PM3FB_USE_ACCEL
if ( ! ( noaccel [ l_fb_info - > board_num ] ) )
disp - > dispsw = & pm3fb_cfb16 ;
else
# endif /* PM3FB_USE_ACCEL */
disp - > dispsw = & fbcon_cfb16 ;
disp - > dispsw_data = l_fb_info - > cmap . cmap16 ;
break ;
# endif
# ifdef FBCON_HAS_CFB32
case 32 :
# ifdef PM3FB_USE_ACCEL
if ( ! ( noaccel [ l_fb_info - > board_num ] ) )
disp - > dispsw = & pm3fb_cfb32 ;
else
# endif /* PM3FB_USE_ACCEL */
disp - > dispsw = & fbcon_cfb32 ;
disp - > dispsw_data = l_fb_info - > cmap . cmap32 ;
break ;
# endif /* FBCON_HAS_CFB32 */
default :
disp - > dispsw = & fbcon_dummy ;
DPRINTK ( 1 , " Invalid depth, using fbcon_dummy \n " ) ;
break ;
}
local_irq_restore ( flags ) ;
}
/* */
static void pm3fb_detect ( void )
{
struct pci_dev * dev_array [ PM3_MAX_BOARD ] ;
struct pci_dev * dev = NULL ;
struct pm3fb_info * l_fb_info = & ( fb_info [ 0 ] ) ;
unsigned long i , j , done ;
DTRACE ;
for ( i = 0 ; i < PM3_MAX_BOARD ; i + + ) {
dev_array [ i ] = NULL ;
fb_info [ i ] . dev = NULL ;
}
dev =
pci_find_device ( PCI_VENDOR_ID_3DLABS ,
PCI_DEVICE_ID_3DLABS_PERMEDIA3 , dev ) ;
for ( i = 0 ; ( ( i < PM3_MAX_BOARD ) & & dev ) ; i + + ) {
dev_array [ i ] = dev ;
dev =
pci_find_device ( PCI_VENDOR_ID_3DLABS ,
PCI_DEVICE_ID_3DLABS_PERMEDIA3 , dev ) ;
}
if ( dev ) { /* more than PM3_MAX_BOARD */
printk ( KERN_WARNING " pm3fb: Warning: more than %d boards found \n " ,
PM3_MAX_BOARD ) ;
}
if ( ! dev_array [ 0 ] ) { /* not a single board, abort */
return ;
}
/* allocate user-defined boards */
for ( i = 0 ; i < PM3_MAX_BOARD ; i + + ) {
if ( ( bus [ i ] > = 0 ) & & ( slot [ i ] > = 0 ) & & ( func [ i ] > = 0 ) ) {
for ( j = 0 ; j < PM3_MAX_BOARD ; j + + ) {
if ( ( dev_array [ j ] ! = NULL ) & &
( dev_array [ j ] - > bus - > number = = bus [ i ] )
& & ( PCI_SLOT ( dev_array [ j ] - > devfn ) = =
slot [ i ] )
& & ( PCI_FUNC ( dev_array [ j ] - > devfn ) = =
func [ i ] ) ) {
fb_info [ i ] . dev = dev_array [ j ] ;
dev_array [ j ] = NULL ;
}
}
}
}
/* allocate remaining boards */
for ( i = 0 ; i < PM3_MAX_BOARD ; i + + ) {
if ( fb_info [ i ] . dev = = NULL ) {
done = 0 ;
for ( j = 0 ; ( ( j < PM3_MAX_BOARD ) & & ( ! done ) ) ; j + + ) {
if ( dev_array [ j ] ! = NULL ) {
fb_info [ i ] . dev = dev_array [ j ] ;
dev_array [ j ] = NULL ;
done = 1 ;
}
}
}
}
/* at that point, all PCI Permedia3 are detected and allocated */
/* now, initialize... or not */
for ( i = 0 ; i < PM3_MAX_BOARD ; i + + ) {
l_fb_info = & ( fb_info [ i ] ) ;
if ( ( l_fb_info - > dev ) & & ( ! disable [ i ] ) ) { /* PCI device was found and not disabled by user */
DPRINTK ( 2 ,
" found @%lx Vendor %lx Device %lx ; base @ : %lx - %lx - %lx - %lx - %lx - %lx, irq %ld \n " ,
( unsigned long ) l_fb_info - > dev ,
( unsigned long ) l_fb_info - > dev - > vendor ,
( unsigned long ) l_fb_info - > dev - > device ,
( unsigned long )
pci_resource_start ( l_fb_info - > dev , 0 ) ,
( unsigned long )
pci_resource_start ( l_fb_info - > dev , 1 ) ,
( unsigned long )
pci_resource_start ( l_fb_info - > dev , 2 ) ,
( unsigned long )
pci_resource_start ( l_fb_info - > dev , 3 ) ,
( unsigned long )
pci_resource_start ( l_fb_info - > dev , 4 ) ,
( unsigned long )
pci_resource_start ( l_fb_info - > dev , 5 ) ,
( unsigned long ) l_fb_info - > dev - > irq ) ;
l_fb_info - > pIOBase =
( unsigned char * )
pci_resource_start ( l_fb_info - > dev , 0 ) ;
# ifdef __BIG_ENDIAN
l_fb_info - > pIOBase + = PM3_REGS_SIZE ;
# endif
l_fb_info - > vIOBase = ( unsigned char * ) - 1 ;
l_fb_info - > p_fb =
( unsigned char * )
pci_resource_start ( l_fb_info - > dev , 1 ) ;
l_fb_info - > v_fb = ( unsigned char * ) - 1 ;
if ( ! request_mem_region
( ( unsigned long ) l_fb_info - > p_fb , 64 * 1024 * 1024 , /* request full aperture size */
" pm3fb " ) ) {
printk
( KERN_ERR " pm3fb: Error: couldn't request framebuffer memory, board #%ld \n " ,
l_fb_info - > board_num ) ;
continue ;
}
if ( ! request_mem_region
( ( unsigned long ) l_fb_info - > pIOBase , PM3_REGS_SIZE ,
" pm3fb I/O regs " ) ) {
printk
( KERN_ERR " pm3fb: Error: couldn't request IObase memory, board #%ld \n " ,
l_fb_info - > board_num ) ;
continue ;
}
if ( forcesize [ l_fb_info - > board_num ] )
l_fb_info - > fb_size = forcesize [ l_fb_info - > board_num ] ;
l_fb_info - > fb_size =
pm3fb_size_memory ( l_fb_info ) ;
if ( l_fb_info - > fb_size ) {
( void ) pci_enable_device ( l_fb_info - > dev ) ;
pm3fb_common_init ( l_fb_info ) ;
} else
printk ( KERN_ERR " pm3fb: memory problem, not enabling board #%ld \n " , l_fb_info - > board_num ) ;
}
}
}
static int pm3fb_pan_display ( const struct fb_var_screeninfo * var ,
struct fb_info_gen * info )
{
struct pm3fb_info * l_fb_info = ( struct pm3fb_info * ) info ;
DTRACE ;
if ( ! current_par_valid [ l_fb_info - > board_num ] )
return - EINVAL ;
l_fb_info - > current_par - > base = /* in 128 bits chunk - i.e. AFTER Shiftbpp */
pm3fb_Shiftbpp ( l_fb_info ,
l_fb_info - > current_par - > depth ,
( var - > yoffset * l_fb_info - > current_par - > width ) +
var - > xoffset ) ;
PM3_SLOW_WRITE_REG ( PM3ScreenBase , l_fb_info - > current_par - > base ) ;
return 0 ;
}
static int pm3fb_ioctl ( struct fb_info * info , u_int cmd , u_long arg )
{
struct pm3fb_info * l_fb_info = ( struct pm3fb_info * ) info ;
u32 cm , i ;
# ifdef PM3FB_MASTER_DEBUG
char cc [ 3 ] ;
# endif /* PM3FB_MASTER_DEBUG */
switch ( cmd )
{
# ifdef PM3FB_MASTER_DEBUG
case PM3FBIO_CLEARMEMORY :
if ( copy_from_user ( & cm , ( void * ) arg , sizeof ( u32 ) ) )
return ( - EFAULT ) ;
pm3fb_clear_memory ( l_fb_info , cm ) ;
return ( 0 ) ;
break ;
case PM3FBIO_CLEARCMAP :
if ( copy_from_user ( cc , ( void * ) arg , 3 * sizeof ( char ) ) )
return ( - EFAULT ) ;
pm3fb_clear_colormap ( l_fb_info , cc [ 0 ] , cc [ 1 ] , cc [ 2 ] ) ;
return ( 0 ) ;
break ;
# endif /* PM3FB_MASTER_DEBUG */
case PM3FBIO_RESETCHIP :
cm = 1 ;
PM3_SLOW_WRITE_REG ( PM3ResetStatus , 1 ) ;
for ( i = 0 ; ( i < 10000 ) & & cm ; i + + )
{
PM3_DELAY ( 10 ) ;
cm = PM3_READ_REG ( PM3ResetStatus ) ;
}
if ( cm )
{
printk ( KERN_ERR " pm3fb: chip reset failed with status 0x%x \n " , cm ) ;
return ( - EIO ) ;
}
/* first thing first, reload memory timings */
pm3fb_write_memory_timings ( l_fb_info ) ;
# ifdef PM3FB_USE_ACCEL
pm3fb_init_engine ( l_fb_info ) ;
# endif /* PM3FB_USE_ACCEL */
pm3fb_write_mode ( l_fb_info ) ;
return ( 0 ) ;
break ;
default :
DPRINTK ( 2 , " unknown ioctl: %d (%x) \n " , cmd , cmd ) ;
return ( - EINVAL ) ;
}
}
/* ****************************************** */
/* ***** standard FB API init functions ***** */
/* ****************************************** */
int __init pm3fb_setup ( char * options )
{
long opsi = strlen ( options ) ;
DTRACE ;
memcpy ( g_options , options ,
( ( opsi + 1 ) >
PM3_OPTIONS_SIZE ) ? PM3_OPTIONS_SIZE : ( opsi + 1 ) ) ;
g_options [ PM3_OPTIONS_SIZE - 1 ] = 0 ;
return ( 0 ) ;
}
int __init pm3fb_init ( void )
{
DTRACE ;
DPRINTK ( 2 , " This is pm3fb.c, CVS version: $Header: /cvsroot/linux/drivers/video/pm3fb.c,v 1.1 2002/02/25 19:11:06 marcelo Exp $ " ) ;
pm3fb_real_setup ( g_options ) ;
pm3fb_detect ( ) ;
if ( ! fb_info [ 0 ] . dev ) { /* not even one board ??? */
DPRINTK ( 1 , " No PCI Permedia3 board detected \n " ) ;
}
return ( 0 ) ;
}
/* ************************* */
/* **** Module support ***** */
/* ************************* */
# ifdef MODULE
MODULE_AUTHOR ( " Romain Dolbeau " ) ;
MODULE_DESCRIPTION ( " Permedia3 framebuffer device driver " ) ;
static char * mode [ PM3_MAX_BOARD ] ;
module_param_array ( mode , charp , NULL , 0 ) ;
MODULE_PARM_DESC ( mode , " video mode " ) ;
module_param_array ( disable , short , NULL , 0 ) ;
MODULE_PARM_DESC ( disable , " disable board " ) ;
static short off [ PM3_MAX_BOARD ] ;
module_param_array ( off , short , NULL , 0 ) ;
MODULE_PARM_DESC ( off , " disable board " ) ;
static char * pciid [ PM3_MAX_BOARD ] ;
module_param_array ( pciid , charp , NULL , 0 ) ;
MODULE_PARM_DESC ( pciid , " board PCI Id " ) ;
module_param_array ( noaccel , short , NULL , 0 ) ;
MODULE_PARM_DESC ( noaccel , " disable accel " ) ;
static char * font [ PM3_MAX_BOARD ] ;
module_param_array ( font , charp , NULL , 0 ) ;
MODULE_PARM_DESC ( font , " choose font " ) ;
module_param ( depth , short , NULL , 0 ) ;
MODULE_PARM_DESC ( depth , " boot-time depth " ) ;
module_param ( printtimings , short , NULL , 0 ) ;
MODULE_PARM_DESC ( printtimings , " print the memory timings of the card(s) " ) ;
module_param ( forcesize , short , NULL , 0 ) ;
MODULE_PARM_DESC ( forcesize , " force specified memory size " ) ;
/*
MODULE_SUPPORTED_DEVICE ( " Permedia3 PCI boards " )
MODULE_GENERIC_TABLE ( gtype , name )
MODULE_DEVICE_TABLE ( type , name )
*/
void pm3fb_build_options ( void )
{
int i ;
char ts [ 128 ] ;
strcpy ( g_options , " pm3fb " ) ;
for ( i = 0 ; i < PM3_MAX_BOARD ; i + + )
{
if ( mode [ i ] )
{
sprintf ( ts , " ,mode:%d:%s " , i , mode [ i ] ) ;
strncat ( g_options , ts , PM3_OPTIONS_SIZE - strlen ( g_options ) ) ;
}
if ( disable [ i ] | | off [ i ] )
{
sprintf ( ts , " ,disable:%d: " , i ) ;
strncat ( g_options , ts , PM3_OPTIONS_SIZE - strlen ( g_options ) ) ;
}
if ( pciid [ i ] )
{
sprintf ( ts , " ,pciid:%d:%s " , i , pciid [ i ] ) ;
strncat ( g_options , ts , PM3_OPTIONS_SIZE - strlen ( g_options ) ) ;
}
if ( noaccel [ i ] )
{
sprintf ( ts , " ,noaccel:%d: " , i ) ;
strncat ( g_options , ts , PM3_OPTIONS_SIZE - strlen ( g_options ) ) ;
}
if ( font [ i ] )
{
sprintf ( ts , " ,font:%d:%s " , i , font [ i ] ) ;
strncat ( g_options , ts , PM3_OPTIONS_SIZE - strlen ( g_options ) ) ;
}
if ( depth [ i ] )
{
sprintf ( ts , " ,depth:%d:%d " , i , depth [ i ] ) ;
strncat ( g_options , ts , PM3_OPTIONS_SIZE - strlen ( g_options ) ) ;
}
}
g_options [ PM3_OPTIONS_SIZE - 1 ] = ' \0 ' ;
DPRINTK ( 1 , " pm3fb use options: %s \n " , g_options ) ;
}
int init_module ( void )
{
DTRACE ;
pm3fb_build_options ( ) ;
pm3fb_init ( ) ;
return ( 0 ) ;
}
void cleanup_module ( void )
{
DTRACE ;
{
unsigned long i ;
struct pm3fb_info * l_fb_info ;
for ( i = 0 ; i < PM3_MAX_BOARD ; i + + ) {
l_fb_info = & ( fb_info [ i ] ) ;
if ( ( l_fb_info - > dev ! = NULL )
& & ( ! ( disable [ l_fb_info - > board_num ] ) ) ) {
if ( l_fb_info - > vIOBase ! =
( unsigned char * ) - 1 ) {
pm3fb_unmapIO ( l_fb_info ) ;
release_mem_region ( l_fb_info - > p_fb ,
l_fb_info - >
fb_size ) ;
release_mem_region ( l_fb_info - >
pIOBase ,
PM3_REGS_SIZE ) ;
}
unregister_framebuffer ( & l_fb_info - > gen .
info ) ;
}
}
}
return ;
}
# endif /* MODULE */