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Commit c72757b4 authored by James Simmons's avatar James Simmons
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Voodoo 1 ported to new api. STI and NVIDIA updates. MDA console fixes. Moved... 

Voodoo 1 ported to new api. STI and NVIDIA updates. MDA console fixes. Moved the logo code from fbcon to fbdev.
parent c198ff87
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Showing with 1101 additions and 1478 deletions
drivers/char/vt.c
View file @ c72757b4
......@@ -130,7 +130,7 @@ extern void console_map_init(void);
extern void prom_con_init(void);
#endif
#ifdef CONFIG_MDA_CONSOLE
extern void mda_console_init(void);
extern int mda_console_init(void);
#endif
#ifdef CONFIG_FRAMEBUFFER_CONSOLE
extern int fb_console_init(void);
......
drivers/video/Makefile
View file @ c72757b4
......@@ -84,7 +84,7 @@ obj-$(CONFIG_FB_VIRTUAL) += vfb.o cfbfillrect.o cfbcopyarea.o cfbimgblt
obj-$(CONFIG_FB_HIT) += hitfb.o cfbfillrect.o cfbcopyarea.o cfbimgblt.o
obj-$(CONFIG_FB_E1355) += epson1355fb.o
obj-$(CONFIG_FB_PVR2) += pvr2fb.o
obj-$(CONFIG_FB_VOODOO1) += sstfb.o
obj-$(CONFIG_FB_VOODOO1) += sstfb.o cfbfillrect.o cfbcopyarea.o cfbimgblt.o
# Files generated that shall be removed upon make clean
clean-files := promcon_tbl.c
......
drivers/video/aty128fb.c
View file @ c72757b4
......@@ -56,8 +56,6 @@
#include <asm/uaccess.h>
#include <linux/fb.h>
#include <linux/init.h>
#include <linux/selection.h>
#include <linux/console.h>
#include <linux/pci.h>
#include <linux/ioport.h>
#include <asm/io.h>
......
drivers/video/cfbimgblt.c
View file @ c72757b4
......@@ -102,10 +102,9 @@ static inline void color_imageblit(struct fb_image *image, struct fb_info *p, u8
unsigned long start_index, unsigned long pitch_index)
{
/* Draw the penguin */
int i, n;
int bpp = p->var.bits_per_pixel;
unsigned long *palette = (unsigned long *) p->pseudo_palette;
unsigned long *dst, *dst2, color = 0, val, shift;
int i, n, bpp = p->var.bits_per_pixel;
unsigned long null_bits = BITS_PER_LONG - bpp;
u8 *src = image->data;
......@@ -189,6 +188,7 @@ static inline void slow_imageblit(struct fb_image *image, struct fb_info *p, u8
color = fgcolor;
else
color = bgcolor;
color <<= LEFT_POS(bpp);
val |= SHIFT_HIGH(color, shift);
/* Did the bitshift spill bits to the next long? */
......
drivers/video/console/Kconfig
View file @ c72757b4
......@@ -74,6 +74,22 @@ config STI_CONSOLE
machines. Say Y here to build support for it into your kernel.
The alternative is to use your primary serial port as a console.
config DUMMY_CONSOLE_COLUMNS
int "Initial number of STI console screen columns" if STI_CONSOLE
depends on STI_CONSOLE || FB_STI
default "160"
help
The default value is 160, which should fit a 1280x1024 monitor.
Select 80 if you use a 640x480 resolution by default.
config DUMMY_CONSOLE_ROWS
int "Initial number of STI console screen rows" if STI_CONSOLE
depends on STI_CONSOLE || FB_STI
default "64"
help
The default value is 64, which should fit a 1280x1024 monitor.
Select 25 if you use a 640x480 resolution by default.
config PROM_CONSOLE
bool "PROM console"
depends on SPARC32 || SPARC64
......@@ -121,10 +137,6 @@ config FBCON_ADVANCED
If unsure, say N.
# Guess what we need
config FBCON_STI
tristate
depends on !FBCON_ADVANCED && FRAMEBUFFER_CONSOLE && FB_STI
default y
config FONTWIDTH8_ONLY
bool "Support only 8 pixels wide fonts"
......
drivers/video/console/dummycon.c
View file @ c72757b4
......@@ -20,8 +20,10 @@
#define DUMMY_COLUMNS ORIG_VIDEO_COLS
#define DUMMY_ROWS ORIG_VIDEO_LINES
#elif defined(__hppa__)
#define DUMMY_COLUMNS 80 /* fixme ! (mine uses 160x64 at 1280x1024) */
#define DUMMY_ROWS 25
/* set by Kconfig. Use 80x25 for 640x480 and 160x64 for 1280x1024 */
#include <linux/config.h>
#define DUMMY_COLUMNS CONFIG_DUMMY_CONSOLE_COLUMNS
#define DUMMY_ROWS CONFIG_DUMMY_CONSOLE_ROWS
#else
#define DUMMY_COLUMNS 80
#define DUMMY_ROWS 25
......
drivers/video/console/fbcon.c
View file @ c72757b4
......@@ -93,8 +93,6 @@
#include <asm/machdep.h>
#include <asm/setup.h>
#endif
#define INCLUDE_LINUX_LOGO_DATA
#include <asm/linux_logo.h>
#include "fbcon.h"
#include "font.h"
......@@ -203,8 +201,6 @@ static __inline__ void ypan_down(struct display *p, struct vc_data *vc,
static void fbcon_bmove_rec(struct display *p, int sy, int sx, int dy,
int dx, int height, int width, u_int y_break);
static int fbcon_show_logo(void);
#ifdef CONFIG_MAC
/*
* On the Macintoy, there may or may not be a working VBL int. We need to probe
......@@ -1945,7 +1941,7 @@ static int fbcon_switch(struct vc_data *vc)
accel_clear_margins(vc, p, 0);
if (logo_shown == -2) {
logo_shown = fg_console;
fbcon_show_logo(); /* This is protected above by initmem_freed */
fb_show_logo(info); /* This is protected above by initmem_freed */
update_region(fg_console,
vc->vc_origin + vc->vc_size_row * vc->vc_top,
vc->vc_size_row * (vc->vc_bottom -
......@@ -2347,8 +2343,7 @@ static struct fb_cmap palette_cmap = {
static int fbcon_set_palette(struct vc_data *vc, unsigned char *table)
{
int unit = vc->vc_num;
struct display *p = &fb_display[unit];
struct display *p = &fb_display[vc->vc_num];
struct fb_info *info = p->fb_info;
int i, j, k;
u8 val;
......@@ -2548,253 +2543,6 @@ static int fbcon_set_origin(struct vc_data *vc)
return 0;
}
static inline unsigned safe_shift(unsigned d, int n)
{
return n < 0 ? d >> -n : d << n;
}
static void __init fbcon_set_logocmap(struct fb_info *info)
{
int i, j, n;
for (i = 0; i < LINUX_LOGO_COLORS; i += n) {
n = LINUX_LOGO_COLORS - i;
if (n > 16)
/* palette_cmap provides space for only 16 colors at once */
n = 16;
palette_cmap.start = 32 + i;
palette_cmap.len = n;
for (j = 0; j < n; ++j) {
palette_cmap.red[j] =
(linux_logo_red[i + j] << 8) |
linux_logo_red[i + j];
palette_cmap.green[j] =
(linux_logo_green[i + j] << 8) |
linux_logo_green[i + j];
palette_cmap.blue[j] =
(linux_logo_blue[i + j] << 8) |
linux_logo_blue[i + j];
}
fb_set_cmap(&palette_cmap, 1, info);
}
}
static void __init fbcon_set_logo_truepalette(struct fb_info *info, u32 *palette)
{
unsigned char mask[9] = { 0,0x80,0xc0,0xe0,0xf0,0xf8,0xfc,0xfe,0xff };
unsigned char redmask, greenmask, bluemask;
int redshift, greenshift, blueshift;
int i;
/*
* We have to create a temporary palette since console palette is only
* 16 colors long.
*/
/* Bug: Doesn't obey msb_right ... (who needs that?) */
redmask = mask[info->var.red.length < 8 ? info->var.red.length : 8];
greenmask = mask[info->var.green.length < 8 ? info->var.green.length : 8];
bluemask = mask[info->var.blue.length < 8 ? info->var.blue.length : 8];
redshift = info->var.red.offset - (8 - info->var.red.length);
greenshift = info->var.green.offset - (8 - info->var.green.length);
blueshift = info->var.blue.offset - (8 - info->var.blue.length);
for ( i = 0; i < LINUX_LOGO_COLORS; i++) {
palette[i+32] = (safe_shift((linux_logo_red[i] & redmask), redshift) |
safe_shift((linux_logo_green[i] & greenmask), greenshift) |
safe_shift((linux_logo_blue[i] & bluemask), blueshift));
}
}
static void __init fbcon_set_logo_directpalette(struct fb_info *info, u32 *palette)
{
int redshift, greenshift, blueshift;
int i;
redshift = info->var.red.offset;
greenshift = info->var.green.offset;
blueshift = info->var.blue.offset;
for (i = 32; i < LINUX_LOGO_COLORS; i++)
palette[i] = i << redshift | i << greenshift | i << blueshift;
}
static void __init fbcon_set_logo(struct fb_info *info, u8 *logo, int needs_logo)
{
int i, j;
switch (needs_logo) {
case 4:
for (i = 0; i < (LOGO_W * LOGO_H)/2; i++) {
logo[i*2] = linux_logo16[i] >> 4;
logo[(i*2)+1] = linux_logo16[i] & 0xf;
}
break;
case 1:
case ~1:
default:
for (i = 0; i < (LOGO_W * LOGO_H)/8; i++)
for (j = 0; j < 8; j++)
logo[i*8 + j] = (linux_logo_bw[i] & (7 - j)) ?
((needs_logo == 1) ? 1 : 0) :
((needs_logo == 1) ? 0 : 1);
break;
}
}
/*
* Three (3) kinds of logo maps exist. linux_logo (>16 colors), linux_logo_16
* (16 colors) and linux_logo_bw (2 colors). Depending on the visual format and
* color depth of the framebuffer, the DAC, the pseudo_palette, and the logo data
* will be adjusted accordingly.
*
* Case 1 - linux_logo:
* Color exceeds the number of console colors (16), thus we set the hardware DAC
* using fb_set_cmap() appropriately. The "needs_cmapreset" flag will be set.
*
* For visuals that require color info from the pseudo_palette, we also construct
* one for temporary use. The "needs_directpalette" or "needs_truepalette" flags
* will be set.
*
* Case 2 - linux_logo_16:
* The number of colors just matches the console colors, thus there is no need
* to set the DAC or the pseudo_palette. However, the bitmap is packed, ie,
* each byte contains color information for two pixels (upper and lower nibble).
* To be consistent with fb_imageblit() usage, we therefore separate the two
* nibbles into separate bytes. The "needs_logo" flag will be set to 4.
*
* Case 3 - linux_logo_bw:
* This is similar with Case 2. Each byte contains information for 8 pixels.
* We isolate each bit and expand each into a byte. The "needs_logo" flag will
* be set to 1.
*/
static int __init fbcon_show_logo(void)
{
struct display *p = &fb_display[fg_console]; /* draw to vt in foreground */
struct fb_info *info = p->fb_info;
struct vc_data *vc = info->display_fg;
struct fb_image image;
u32 *palette = NULL, *saved_palette = NULL;
unsigned char *fb = info->screen_base, *logo_new = NULL;
int done = 0, x;
int needs_cmapreset = 0;
int needs_truepalette = 0;
int needs_directpalette = 0;
int needs_logo = 0;
/* Return if the frame buffer is not mapped */
if (!fb || !info->fbops->fb_imageblit)
return 0;
image.depth = info->var.bits_per_pixel;
/* reasonable default */
if (image.depth >= 8)
image.data = linux_logo;
else if (image.depth >= 4)
image.data = linux_logo16;
else
image.data = linux_logo_bw;
switch (info->fix.visual) {
case FB_VISUAL_TRUECOLOR:
needs_truepalette = 1;
if (image.depth >= 4 && image.depth <= 8)
needs_logo = 4;
else if (image.depth < 4)
needs_logo = 1;
break;
case FB_VISUAL_DIRECTCOLOR:
if (image.depth >= 24) {
needs_directpalette = 1;
needs_cmapreset = 1;
}
/* 16 colors */
else if (image.depth >= 16)
needs_logo = 4;
/* 2 colors */
else
needs_logo = 1;
break;
case FB_VISUAL_MONO01:
/* reversed 0 = fg, 1 = bg */
needs_logo = ~1;
break;
case FB_VISUAL_MONO10:
needs_logo = 1;
break;
case FB_VISUAL_PSEUDOCOLOR:
default:
if (image.depth >= 8)
needs_cmapreset = 1;
/* fall through */
case FB_VISUAL_STATIC_PSEUDOCOLOR:
/* 16 colors */
if (image.depth >= 4 && image.depth < 8)
needs_logo = 4;
/* 2 colors */
else if (image.depth < 4)
needs_logo = 1;
break;
}
if (needs_cmapreset)
fbcon_set_logocmap(info);
if (needs_truepalette || needs_directpalette) {
palette = kmalloc(256 * 4, GFP_KERNEL);
if (palette == NULL)
return 1;
if (needs_truepalette)
fbcon_set_logo_truepalette(info, palette);
else
fbcon_set_logo_directpalette(info, palette);
saved_palette = info->pseudo_palette;
info->pseudo_palette = palette;
}
if (needs_logo) {
logo_new = kmalloc(LOGO_W * LOGO_H, GFP_KERNEL);
if (logo_new == NULL) {
if (palette)
kfree(palette);
if (saved_palette)
info->pseudo_palette = saved_palette;
return 1;
}
image.data = logo_new;
fbcon_set_logo(info, logo_new, needs_logo);
}
image.width = LOGO_W;
image.height = LOGO_H;
image.dy = 0;
for (x = 0; x < num_online_cpus() * (LOGO_W + 8) &&
x < info->var.xres - (LOGO_W + 8); x += (LOGO_W + 8)) {
image.dx = x;
info->fbops->fb_imageblit(info, &image);
done = 1;
}
if (palette != NULL)
kfree(palette);
if (saved_palette != NULL)
info->pseudo_palette = saved_palette;
if (logo_new != NULL)
kfree(logo_new);
/*
* Modes not yet supported: packed pixels with depth != 8 (does such a
* thing exist in reality?)
*/
return done ? (LOGO_H + vc->vc_font.height - 1) / vc->vc_font.height : 0;
}
/*
* The console `switch' structure for the frame buffer based console
*/
......
drivers/video/console/fbcon.h
View file @ c72757b4
......@@ -51,8 +51,6 @@ extern struct display fb_display[MAX_NR_CONSOLES];
extern char con2fb_map[MAX_NR_CONSOLES];
extern void set_con2fb_map(int unit, int newidx);
#define fontheight(p) ((p)->_fontheight)
#ifdef CONFIG_FONTWIDTH8_ONLY
/* fontwidth w is supported by dispsw */
......@@ -60,8 +58,6 @@ extern void set_con2fb_map(int unit, int newidx);
/* fontwidths w1-w2 inclusive are supported by dispsw */
#define FONTWIDTHRANGE(w1,w2) FONTWIDTH(8)
#define fontwidth(p) (8)
#else
/* fontwidth w is supported by dispsw */
......@@ -69,8 +65,6 @@ extern void set_con2fb_map(int unit, int newidx);
/* fontwidths w1-w2 inclusive are supported by dispsw */
#define FONTWIDTHRANGE(w1,w2) (FONTWIDTH(w2+1) - FONTWIDTH(w1))
#define fontwidth(p) ((p)->_fontwidth)
#endif
/*
......
drivers/video/console/mdacon.c
View file @ c72757b4
......@@ -74,7 +74,7 @@ static char *mda_type_name;
/* console information */
static int mda_first_vc = 13;
static int mda_first_vc = 1;
static int mda_last_vc = 16;
static struct vc_data *mda_display_fg = NULL;
......@@ -604,28 +604,22 @@ const struct consw mda_con = {
.con_invert_region = mdacon_invert_region,
};
void __init mda_console_init(void)
int __init mda_console_init(void)
{
if (mda_first_vc > mda_last_vc)
return;
return 1;
take_over_console(&mda_con, mda_first_vc-1, mda_last_vc-1, 0);
}
#ifdef MODULE
MODULE_LICENSE("GPL");
int init_module(void)
{
mda_console_init();
return 0;
}
void cleanup_module(void)
void __exit mda_console_exit(void)
{
give_up_console(&mda_con);
}
#endif
module_init(mda_console_init);
module_exit(mda_console_exit);
MODULE_LICENSE("GPL");
drivers/video/fbmem.c
View file @ c72757b4
......@@ -41,6 +41,9 @@
#include <asm/pgtable.h>
#include <linux/fb.h>
#define INCLUDE_LINUX_LOGO_DATA
#include <asm/linux_logo.h>
#ifdef CONFIG_FRAMEBUFFER_CONSOLE
#include "console/fbcon.h"
#endif
......@@ -157,11 +160,9 @@ static struct {
*/
{ "sbus", sbusfb_init, sbusfb_setup },
#endif
/*
* Chipset specific drivers that use resource management
*/
#ifdef CONFIG_FB_RETINAZ3
{ "retz3", retz3fb_init, retz3fb_setup },
#endif
......@@ -240,6 +241,9 @@ static struct {
#ifdef CONFIG_FB_I810
{ "i810fb", i810fb_init, i810fb_setup },
#endif
#ifdef CONFIG_FB_STI
{ "stifb", stifb_init, stifb_setup },
#endif
/*
* Generic drivers that are used as fallbacks
......@@ -333,9 +337,6 @@ static struct {
#ifdef CONFIG_FB_VGA16
{ "vga16", vga16fb_init, vga16fb_setup },
#endif
#ifdef CONFIG_FB_STI
{ "stifb", stifb_init, stifb_setup },
#endif
#ifdef CONFIG_GSP_RESOLVER
/* Not a real frame buffer device... */
......@@ -357,15 +358,264 @@ extern const char *global_mode_option;
static initcall_t pref_init_funcs[FB_MAX];
static int num_pref_init_funcs __initdata = 0;
struct fb_info *registered_fb[FB_MAX];
int num_registered_fb;
static int nologo;
#ifdef CONFIG_FB_OF
static int ofonly __initdata = 0;
#endif
#define LOGO_H 80
#define LOGO_W 80
static inline unsigned safe_shift(unsigned d, int n)
{
return n < 0 ? d >> -n : d << n;
}
static void __init fb_set_logocmap(struct fb_info *info)
{
struct fb_cmap palette_cmap;
u16 palette_green[16];
u16 palette_blue[16];
u16 palette_red[16];
int i, j, n;
palette_cmap.start = 0;
palette_cmap.len = 16;
palette_cmap.red = palette_red;
palette_cmap.green = palette_green;
palette_cmap.blue = palette_blue;
for (i = 0; i < LINUX_LOGO_COLORS; i += n) {
n = LINUX_LOGO_COLORS - i;
/* palette_cmap provides space for only 16 colors at once */
if (n > 16)
n = 16;
palette_cmap.start = 32 + i;
palette_cmap.len = n;
for (j = 0; j < n; ++j) {
palette_cmap.red[j] =
(linux_logo_red[i + j] << 8) |
linux_logo_red[i + j];
palette_cmap.green[j] =
(linux_logo_green[i + j] << 8) |
linux_logo_green[i + j];
palette_cmap.blue[j] =
(linux_logo_blue[i + j] << 8) |
linux_logo_blue[i + j];
}
fb_set_cmap(&palette_cmap, 1, info);
}
}
static void __init fb_set_logo_truepalette(struct fb_info *info, u32 *palette)
{
unsigned char mask[9] = { 0,0x80,0xc0,0xe0,0xf0,0xf8,0xfc,0xfe,0xff };
unsigned char redmask, greenmask, bluemask;
int redshift, greenshift, blueshift;
int i;
/*
* We have to create a temporary palette since console palette is only
* 16 colors long.
*/
/* Bug: Doesn't obey msb_right ... (who needs that?) */
redmask = mask[info->var.red.length < 8 ? info->var.red.length : 8];
greenmask = mask[info->var.green.length < 8 ? info->var.green.length : 8];
bluemask = mask[info->var.blue.length < 8 ? info->var.blue.length : 8];
redshift = info->var.red.offset - (8 - info->var.red.length);
greenshift = info->var.green.offset - (8 - info->var.green.length);
blueshift = info->var.blue.offset - (8 - info->var.blue.length);
for ( i = 0; i < LINUX_LOGO_COLORS; i++) {
palette[i+32] = (safe_shift((linux_logo_red[i] & redmask), redshift) |
safe_shift((linux_logo_green[i] & greenmask), greenshift) |
safe_shift((linux_logo_blue[i] & bluemask), blueshift));
}
}
static void __init fb_set_logo_directpalette(struct fb_info *info, u32 *palette)
{
int redshift, greenshift, blueshift;
int i;
redshift = info->var.red.offset;
greenshift = info->var.green.offset;
blueshift = info->var.blue.offset;
for (i = 32; i < LINUX_LOGO_COLORS; i++)
palette[i] = i << redshift | i << greenshift | i << blueshift;
}
static void __init fb_set_logo(struct fb_info *info, u8 *logo, int needs_logo)
{
int i, j;
switch (needs_logo) {
case 4:
for (i = 0; i < (LOGO_W * LOGO_H)/2; i++) {
logo[i*2] = linux_logo16[i] >> 4;
logo[(i*2)+1] = linux_logo16[i] & 0xf;
}
break;
case 1:
case ~1:
default:
for (i = 0; i < (LOGO_W * LOGO_H)/8; i++)
for (j = 0; j < 8; j++)
logo[i*8 + j] = (linux_logo_bw[i] & (7 - j)) ?
((needs_logo == 1) ? 1 : 0) :
((needs_logo == 1) ? 0 : 1);
break;
}
}
/*
* Three (3) kinds of logo maps exist. linux_logo (>16 colors), linux_logo_16
* (16 colors) and linux_logo_bw (2 colors). Depending on the visual format and
* color depth of the framebuffer, the DAC, the pseudo_palette, and the logo data
* will be adjusted accordingly.
*
* Case 1 - linux_logo:
* Color exceeds the number of console colors (16), thus we set the hardware DAC
* using fb_set_cmap() appropriately. The "needs_cmapreset" flag will be set.
*
* For visuals that require color info from the pseudo_palette, we also construct
* one for temporary use. The "needs_directpalette" or "needs_truepalette" flags
* will be set.
*
* Case 2 - linux_logo_16:
* The number of colors just matches the console colors, thus there is no need
* to set the DAC or the pseudo_palette. However, the bitmap is packed, ie,
* each byte contains color information for two pixels (upper and lower nibble).
* To be consistent with fb_imageblit() usage, we therefore separate the two
* nibbles into separate bytes. The "needs_logo" flag will be set to 4.
*
* Case 3 - linux_logo_bw:
* This is similar with Case 2. Each byte contains information for 8 pixels.
* We isolate each bit and expand each into a byte. The "needs_logo" flag will
* be set to 1.
*/
int fb_show_logo(struct fb_info *info)
{
unsigned char *fb = info->screen_base, *logo_new = NULL;
u32 *palette = NULL, *saved_palette = NULL;
int needs_directpalette = 0;
int needs_truepalette = 0;
int needs_cmapreset = 0;
struct fb_image image;
int needs_logo = 0;
int done = 0, x;
/* Return if the frame buffer is not mapped */
if (!fb || !info->fbops->fb_imageblit)
return 0;
image.depth = info->var.bits_per_pixel;
/* reasonable default */
if (image.depth >= 8)
image.data = linux_logo;
else if (image.depth >= 4)
image.data = linux_logo16;
else
image.data = linux_logo_bw;
switch (info->fix.visual) {
case FB_VISUAL_TRUECOLOR:
needs_truepalette = 1;
if (image.depth >= 4 && image.depth <= 8)
needs_logo = 4;
else if (image.depth < 4)
needs_logo = 1;
break;
case FB_VISUAL_DIRECTCOLOR:
if (image.depth >= 24) {
needs_directpalette = 1;
needs_cmapreset = 1;
}
/* 16 colors */
else if (image.depth >= 16)
needs_logo = 4;
/* 2 colors */
else
needs_logo = 1;
break;
case FB_VISUAL_MONO01:
/* reversed 0 = fg, 1 = bg */
needs_logo = ~1;
break;
case FB_VISUAL_MONO10:
needs_logo = 1;
break;
case FB_VISUAL_PSEUDOCOLOR:
default:
if (image.depth >= 8)
needs_cmapreset = 1;
/* fall through */
case FB_VISUAL_STATIC_PSEUDOCOLOR:
/* 16 colors */
if (image.depth >= 4 && image.depth < 8)
needs_logo = 4;
/* 2 colors */
else if (image.depth < 4)
needs_logo = 1;
break;
}
if (needs_cmapreset)
fb_set_logocmap(info);
if (needs_truepalette || needs_directpalette) {
palette = kmalloc(256 * 4, GFP_KERNEL);
if (palette == NULL)
return 1;
if (needs_truepalette)
fb_set_logo_truepalette(info, palette);
else
fb_set_logo_directpalette(info, palette);
saved_palette = info->pseudo_palette;
info->pseudo_palette = palette;
}
if (needs_logo) {
logo_new = kmalloc(LOGO_W * LOGO_H, GFP_KERNEL);
if (logo_new == NULL) {
if (palette)
kfree(palette);
if (saved_palette)
info->pseudo_palette = saved_palette;
return 1;
}
image.data = logo_new;
fb_set_logo(info, logo_new, needs_logo);
}
image.width = LOGO_W;
image.height = LOGO_H;
image.dy = 0;
for (x = 0; x < num_online_cpus() * (LOGO_W + 8) &&
x < info->var.xres - (LOGO_W + 8); x += (LOGO_W + 8)) {
image.dx = x;
info->fbops->fb_imageblit(info, &image);
done = 1;
}
if (palette != NULL)
kfree(palette);
if (saved_palette != NULL)
info->pseudo_palette = saved_palette;
if (logo_new != NULL)
kfree(logo_new);
return 0;
}
static int fbmem_read_proc(char *buf, char **start, off_t offset,
int len, int *eof, void *private)
{
......@@ -465,7 +715,8 @@ static void try_to_load(int fb)
}
#endif /* CONFIG_KMOD */
int fb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info)
int
fb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info)
{
int xoffset = var->xoffset;
int yoffset = var->yoffset;
......@@ -486,7 +737,8 @@ int fb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info)
return 0;
}
int fb_set_var(struct fb_var_screeninfo *var, struct fb_info *info)
int
fb_set_var(struct fb_var_screeninfo *var, struct fb_info *info)
{
int err;
......@@ -706,6 +958,8 @@ fb_mmap(struct file *file, struct vm_area_struct * vma)
vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
#elif defined(__sh__)
pgprot_val(vma->vm_page_prot) &= ~_PAGE_CACHABLE;
#elif defined(__hppa__)
pgprot_val(vma->vm_page_prot) |= _PAGE_NO_CACHE;
#elif defined(__ia64__)
vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot);
#else
......@@ -739,6 +993,8 @@ fb_open(struct inode *inode, struct file *file)
if (res)
module_put(info->fbops->owner);
}
if (!nologo)
fb_show_logo(info);
return res;
}
......@@ -880,46 +1136,49 @@ fbmem_init(void)
int __init video_setup(char *options)
{
int i, j;
int i, j;
if (!options || !*options)
return 0;
if (!options || !*options)
return 0;
#ifdef CONFIG_FB_OF
if (!strcmp(options, "ofonly")) {
ofonly = 1;
return 0;
}
if (!strcmp(options, "ofonly")) {
ofonly = 1;
return 0;
}
#endif
if (num_pref_init_funcs == FB_MAX)
return 0;
if (!strcmp(options, "nologo"))
nologo = 1;
for (i = 0; i < NUM_FB_DRIVERS; i++) {
j = strlen(fb_drivers[i].name);
if (!strncmp(options, fb_drivers[i].name, j) &&
options[j] == ':') {
if (!strcmp(options+j+1, "off"))
fb_drivers[i].init = NULL;
else {
if (fb_drivers[i].init) {
pref_init_funcs[num_pref_init_funcs++] =
fb_drivers[i].init;
fb_drivers[i].init = NULL;
}
if (fb_drivers[i].setup)
fb_drivers[i].setup(options+j+1);
}
return 0;
}
}
if (num_pref_init_funcs == FB_MAX)
return 0;
/*
* If we get here no fb was specified.
* We consider the argument to be a global video mode option.
*/
global_mode_option = options;
return 0;
for (i = 0; i < NUM_FB_DRIVERS; i++) {
j = strlen(fb_drivers[i].name);
if (!strncmp(options, fb_drivers[i].name, j) &&
options[j] == ':') {
if (!strcmp(options+j+1, "off"))
fb_drivers[i].init = NULL;
else {
if (fb_drivers[i].init) {
pref_init_funcs[num_pref_init_funcs++] =
fb_drivers[i].init;
fb_drivers[i].init = NULL;
}
if (fb_drivers[i].setup)
fb_drivers[i].setup(options+j+1);
}
return 0;
}
}
/*
* If we get here no fb was specified.
* We consider the argument to be a global video mode option.
*/
global_mode_option = options;
return 0;
}
__setup("video=", video_setup);
......@@ -932,6 +1191,8 @@ EXPORT_SYMBOL(register_framebuffer);
EXPORT_SYMBOL(unregister_framebuffer);
EXPORT_SYMBOL(num_registered_fb);
EXPORT_SYMBOL(registered_fb);
EXPORT_SYMBOL(fb_show_logo);
EXPORT_SYMBOL(fb_set_var);
EXPORT_SYMBOL(fb_blank);
MODULE_LICENSE("GPL");
drivers/video/riva/fbdev.c
View file @ c72757b4
......@@ -722,9 +722,7 @@ static void riva_load_video_mode(struct fb_info *info)
newmode.ext.interlace = 0xff; /* interlace off */
par->riva.CalcStateExt(&par->riva, &newmode.ext, bpp, width,
hDisplaySize, hDisplay, hStart, hEnd,
hTotal, height, vDisplay, vStart, vEnd,
vTotal, dotClock);
hDisplaySize, height, dotClock);
if (par->SecondCRTC) {
newmode.ext.head = par->riva.PCRTC0[0x00000860/4] & ~0x00001000;
newmode.ext.head2 = par->riva.PCRTC0[0x00002860/4] | 0x00001000;
......@@ -1135,7 +1133,7 @@ static int rivafb_cursor(struct fb_info *info, struct fb_cursor *cursor)
temp = xx & 0xFFFF;
temp |= yy << 16;
*(par->riva.CURSORPOS) = temp;
par->riva.PRAMDAC[0x0000300/4] = temp;
}
if (flags & FB_CUR_SETSIZE) {
......@@ -1263,7 +1261,7 @@ static int rivafb_open(struct fb_info *info, int user)
par->state.flags |= VGA_SAVE_CMAP;
save_vga(&par->state);
RivaGetConfig(&par->riva);
RivaGetConfig(&par->riva, par->Chipset);
CRTCout(par, 0x11, 0xFF); /* vgaHWunlock() + riva unlock (0x7F) */
par->riva.LockUnlock(&par->riva, 0);
......@@ -1791,7 +1789,9 @@ static int __devinit rivafb_init_one(struct pci_dev *pd,
strcat(rivafb_fix.id, rci->name);
default_par->riva.Architecture = rci->arch_rev;
default_par->riva.Chipset = pd->device;
printk(KERN_INFO PFX "nVidia device/chipset %X\n", pd->device);
rivafb_fix.mmio_len = pci_resource_len(pd, 0);
rivafb_fix.smem_len = pci_resource_len(pd, 1);
......@@ -1828,11 +1828,9 @@ static int __devinit rivafb_init_one(struct pci_dev *pd,
0x00000000);
default_par->riva.FIFO = (unsigned *)(default_par->ctrl_base +
0x00800000);
default_par->riva.PCIO = (U008 *)(default_par->ctrl_base + 0x00601000);
default_par->riva.PDIO = (U008 *)(default_par->ctrl_base + 0x00681000);
default_par->riva.PVIO = (U008 *)(default_par->ctrl_base + 0x000C0000);
default_par->riva.IO = (MISCin(default_par) & 0x01) ? 0x3D0 : 0x3B0;
if (default_par->riva.Architecture == NV_ARCH_03) {
......
drivers/video/riva/riva_hw.c
View file @ c72757b4
......@@ -77,25 +77,31 @@ static int nv10Busy
{
return ((chip->Rop->FifoFree < chip->FifoEmptyCount) || (chip->PGRAPH[0x00000700/4] & 0x01));
}
static void nv3LockUnlock
static void vgaLockUnlock
(
RIVA_HW_INST *chip,
int Lock
int Lock
)
{
VGA_WR08(chip->PVIO, 0x3C4, 0x06);
VGA_WR08(chip->PVIO, 0x3C5, Lock ? 0x99 : 0x57);
U008 cr11;
VGA_WR08(chip->PCIO, 0x3D4, 0x11);
cr11 = VGA_RD08(chip->PCIO, 0x3D5);
if(Lock) cr11 |= 0x80;
else cr11 &= ~0x80;
VGA_WR08(chip->PCIO, 0x3D5, cr11);
}
static void nv4LockUnlock
static void nv3LockUnlock
(
RIVA_HW_INST *chip,
int Lock
)
{
VGA_WR08(chip->PCIO, 0x3D4, 0x1F);
VGA_WR08(chip->PCIO, 0x3D5, Lock ? 0x99 : 0x57);
VGA_WR08(chip->PVIO, 0x3C4, 0x06);
VGA_WR08(chip->PVIO, 0x3C5, Lock ? 0x99 : 0x57);
vgaLockUnlock(chip, Lock);
}
static void nv10LockUnlock
static void nv4LockUnlock
(
RIVA_HW_INST *chip,
int Lock
......@@ -103,6 +109,7 @@ static void nv10LockUnlock
{
VGA_WR08(chip->PCIO, 0x3D4, 0x1F);
VGA_WR08(chip->PCIO, 0x3D5, Lock ? 0x99 : 0x57);
vgaLockUnlock(chip, Lock);
}
static int ShowHideCursor
......@@ -1097,7 +1104,6 @@ static void nv10UpdateArbitrationSettings
static int CalcVClock
(
int clockIn,
int double_scan,
int *clockOut,
int *mOut,
int *nOut,
......@@ -1113,18 +1119,16 @@ static int CalcVClock
DeltaOld = 0xFFFFFFFF;
VClk = (unsigned)clockIn;
if (double_scan)
VClk *= 2;
if (chip->CrystalFreqKHz == 14318)
if (chip->CrystalFreqKHz == 13500)
{
lowM = 8;
highM = 14 - (chip->Architecture == NV_ARCH_03);
lowM = 7;
highM = 13 - (chip->Architecture == NV_ARCH_03);
}
else
{
lowM = 7;
highM = 13 - (chip->Architecture == NV_ARCH_03);
lowM = 8;
highM = 14 - (chip->Architecture == NV_ARCH_03);
}
highP = 4 - (chip->Architecture == NV_ARCH_03);
......@@ -1135,8 +1139,9 @@ static int CalcVClock
{
for (M = lowM; M <= highM; M++)
{
N = (VClk * M / chip->CrystalFreqKHz) << P;
Freq = (chip->CrystalFreqKHz * N / M) >> P;
N = (VClk << P) * M / chip->CrystalFreqKHz;
if(N <= 255) {
Freq = (chip->CrystalFreqKHz * N / M) >> P;
if (Freq > VClk)
DeltaNew = Freq - VClk;
else
......@@ -1152,6 +1157,7 @@ static int CalcVClock
}
}
}
}
return (DeltaOld != 0xFFFFFFFF);
}
/*
......@@ -1165,15 +1171,7 @@ static void CalcStateExt
int bpp,
int width,
int hDisplaySize,
int hDisplay,
int hStart,
int hEnd,
int hTotal,
int height,
int vDisplay,
int vStart,
int vEnd,
int vTotal,
int dotClock
)
{
......@@ -1188,8 +1186,7 @@ static void CalcStateExt
* Extended RIVA registers.
*/
pixelDepth = (bpp + 1)/8;
CalcVClock(dotClock, hDisplaySize < 512, /* double scan? */
&VClk, &m, &n, &p, chip);
CalcVClock(dotClock, &VClk, &m, &n, &p, chip);
switch (chip->Architecture)
{
......@@ -1229,9 +1226,9 @@ static void CalcStateExt
&(state->arbitration0),
&(state->arbitration1),
chip);
state->cursor0 = 0x00;
state->cursor1 = 0xFC;
state->cursor2 = 0x00000000;
state->cursor0 = 0x00;
state->cursor1 = 0xFC;
state->cursor2 = 0x00000000;
state->pllsel = 0x10000700;
state->config = chip->PFB[0x00000200/4];
state->general = bpp == 16 ? 0x00101100 : 0x00100100;
......@@ -1239,13 +1236,7 @@ static void CalcStateExt
break;
}
state->vpll = (p << 16) | (n << 8) | m;
state->screen = ((hTotal & 0x040) >> 2)
| ((vDisplay & 0x400) >> 7)
| ((vStart & 0x400) >> 8)
| ((vDisplay & 0x400) >> 9)
| ((vTotal & 0x400) >> 10);
state->repaint0 = (((width/8)*pixelDepth) & 0x700) >> 3;
state->horiz = hTotal < 260 ? 0x00 : 0x01;
state->pixel = pixelDepth > 2 ? 3 : pixelDepth;
state->offset0 =
state->offset1 =
......@@ -1508,7 +1499,7 @@ static void LoadStateExt
chip->PGRAPH[0x00000F50/4] = 0x00000040;
for (i = 0; i < 4; i++)
chip->PGRAPH[0x00000F54/4] = 0x00000000;
break;
break;
}
LOAD_FIXED_STATE(Riva,FIFO);
UpdateFifoState(chip);
......@@ -1537,11 +1528,12 @@ static void LoadStateExt
chip->PRAMDAC[0x00000508/4] = state->vpll;
chip->PRAMDAC[0x0000050C/4] = state->pllsel;
chip->PRAMDAC[0x00000600/4] = state->general;
/*
* Turn off VBlank enable and reset.
*/
*(chip->VBLANKENABLE) = 0;
*(chip->VBLANK) = chip->VBlankBit;
chip->PCRTC[0x00000140/4] = 0;
chip->PCRTC[0x00000100/4] = chip->VBlankBit;
/*
* Set interrupt enable.
*/
......@@ -1811,9 +1803,6 @@ static void nv3GetConfig
}
chip->CrystalFreqKHz = (chip->PEXTDEV[0x00000000/4] & 0x00000020) ? 14318 : 13500;
chip->CURSOR = &(chip->PRAMIN[0x00008000/4 - 0x0800/4]);
chip->CURSORPOS = &(chip->PRAMDAC[0x0300/4]);
chip->VBLANKENABLE = &(chip->PGRAPH[0x0140/4]);
chip->VBLANK = &(chip->PGRAPH[0x0100/4]);
chip->VBlankBit = 0x00000100;
chip->MaxVClockFreqKHz = 256000;
/*
......@@ -1872,9 +1861,6 @@ static void nv4GetConfig
}
chip->CrystalFreqKHz = (chip->PEXTDEV[0x00000000/4] & 0x00000040) ? 14318 : 13500;
chip->CURSOR = &(chip->PRAMIN[0x00010000/4 - 0x0800/4]);
chip->CURSORPOS = &(chip->PRAMDAC[0x0300/4]);
chip->VBLANKENABLE = &(chip->PCRTC[0x0140/4]);
chip->VBLANK = &(chip->PCRTC[0x0100/4]);
chip->VBlankBit = 0x00000001;
chip->MaxVClockFreqKHz = 350000;
/*
......@@ -1892,12 +1878,30 @@ static void nv4GetConfig
}
static void nv10GetConfig
(
RIVA_HW_INST *chip
RIVA_HW_INST *chip,
unsigned int chipset
)
{
struct pci_dev* dev;
int amt;
#ifdef __BIG_ENDIAN
/* turn on big endian register access */
chip->PMC[0x00000004/4] = 0x01000001;
#endif
/*
* Fill in chip configuration.
*/
if(chipset == NV_CHIP_IGEFORCE2) {
dev = pci_find_slot(0, 1);
pci_read_config_dword(dev, 0x7C, &amt);
chip->RamAmountKBytes = (((amt >> 6) & 31) + 1) * 1024;
} else if(chipset == NV_CHIP_0x01F0) {
dev = pci_find_slot(0, 1);
pci_read_config_dword(dev, 0x84, &amt);
chip->RamAmountKBytes = (((amt >> 4) & 127) + 1) * 1024;
} else {
switch ((chip->PFB[0x0000020C/4] >> 20) & 0x000000FF)
{
case 0x02:
......@@ -1925,6 +1929,7 @@ static void nv10GetConfig
chip->RamAmountKBytes = 1024 * 16;
break;
}
}
switch ((chip->PFB[0x00000000/4] >> 3) & 0x00000003)
{
case 3:
......@@ -1936,9 +1941,6 @@ static void nv10GetConfig
}
chip->CrystalFreqKHz = (chip->PEXTDEV[0x00000000/4] & 0x00000040) ? 14318 : 13500;
chip->CURSOR = &(chip->PRAMIN[0x00010000/4 - 0x0800/4]);
chip->CURSORPOS = &(chip->PRAMDAC[0x0300/4]);
chip->VBLANKENABLE = &(chip->PCRTC[0x0140/4]);
chip->VBLANK = &(chip->PCRTC[0x0100/4]);
chip->VBlankBit = 0x00000001;
chip->MaxVClockFreqKHz = 350000;
/*
......@@ -1952,11 +1954,12 @@ static void nv10GetConfig
chip->SetStartAddress = SetStartAddress;
chip->SetSurfaces2D = nv10SetSurfaces2D;
chip->SetSurfaces3D = nv10SetSurfaces3D;
chip->LockUnlock = nv10LockUnlock;
chip->LockUnlock = nv4LockUnlock;
}
int RivaGetConfig
(
RIVA_HW_INST *chip
RIVA_HW_INST *chip,
unsigned int chipset
)
{
/*
......@@ -1975,11 +1978,13 @@ int RivaGetConfig
nv4GetConfig(chip);
break;
case NV_ARCH_10:
nv10GetConfig(chip);
case NV_ARCH_20:
nv10GetConfig(chip, chipset);
break;
default:
return (-1);
}
chip->Chipset = chipset;
/*
* Fill in FIFO pointers.
*/
......
drivers/video/riva/riva_hw.h
View file @ c72757b4
......@@ -44,7 +44,7 @@
* from this source. -- Jeff Garzik <jgarzik@pobox.com>, 01/Nov/99
*/
/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/nv/riva_hw.h,v 1.6 2000/02/08 17:19:12 dawes Exp $ */
/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/nv/riva_hw.h,v 1.21 2002/10/14 18:22:46 mvojkovi Exp $ */
#ifndef __RIVA_HW_H__
#define __RIVA_HW_H__
#define RIVA_SW_VERSION 0x00010003
......@@ -78,8 +78,8 @@ typedef unsigned int U032;
#define NV_WR08(p,i,d) out_8(p+i, d)
#define NV_RD08(p,i) in_8(p+i)
#else
#define NV_WR08(p,i,d) (((U008 *)(p))[i]=(d))
#define NV_RD08(p,i) (((U008 *)(p))[i])
#define NV_WR08(p,i,d) (((U008 *)(p))[i]=(d))
#define NV_RD08(p,i) (((U008 *)(p))[i])
#endif
#define NV_WR16(p,i,d) (((U016 *)(p))[(i)/2]=(d))
#define NV_RD16(p,i) (((U016 *)(p))[(i)/2])
......@@ -426,7 +426,7 @@ typedef struct _riva_hw_inst
*/
U032 Architecture;
U032 Version;
U032 Chipset;
U032 Chipset;
U032 CrystalFreqKHz;
U032 RamAmountKBytes;
U032 MaxVClockFreqKHz;
......@@ -454,10 +454,7 @@ typedef struct _riva_hw_inst
volatile U032 *PRAMIN;
volatile U032 *FIFO;
volatile U032 *CURSOR;
volatile U032 *CURSORPOS;
volatile U032 *VBLANKENABLE;
volatile U032 *VBLANK;
volatile U008 *PCIO0;
volatile U008 *PCIO0;
volatile U008 *PCIO;
volatile U008 *PVIO;
volatile U008 *PDIO0;
......@@ -467,7 +464,7 @@ typedef struct _riva_hw_inst
* Common chip functions.
*/
int (*Busy)(struct _riva_hw_inst *);
void (*CalcStateExt)(struct _riva_hw_inst *,struct _riva_hw_state *,int,int,int,int,int,int,int,int,int,int,int,int,int);
void (*CalcStateExt)(struct _riva_hw_inst *,struct _riva_hw_state *,int,int,int,int,int);
void (*LoadStateExt)(struct _riva_hw_inst *,struct _riva_hw_state *);
void (*UnloadStateExt)(struct _riva_hw_inst *,struct _riva_hw_state *);
void (*SetStartAddress)(struct _riva_hw_inst *,U032);
......@@ -516,10 +513,10 @@ typedef struct _riva_hw_state
U032 pllsel;
U032 general;
U032 crtcOwner;
U032 head;
U032 head2;
U032 head;
U032 head2;
U032 config;
U032 cursorConfig;
U032 cursorConfig;
U032 cursor0;
U032 cursor1;
U032 cursor2;
......@@ -535,16 +532,16 @@ typedef struct _riva_hw_state
/*
* External routines.
*/
int RivaGetConfig(RIVA_HW_INST *);
int RivaGetConfig(RIVA_HW_INST *, unsigned int);
/*
* FIFO Free Count. Should attempt to yield processor if RIVA is busy.
*/
#define RIVA_FIFO_FREE(hwinst,hwptr,cnt) \
{ \
while ((hwinst).FifoFreeCount < (cnt)) \
(hwinst).FifoFreeCount = (hwinst).hwptr->FifoFree >> 2; \
(hwinst).FifoFreeCount -= (cnt); \
#define RIVA_FIFO_FREE(hwinst,hwptr,cnt) \
{ \
while ((hwinst).FifoFreeCount < (cnt)) \
(hwinst).FifoFreeCount = (hwinst).hwptr->FifoFree >> 2; \
(hwinst).FifoFreeCount -= (cnt); \
}
#endif /* __RIVA_HW_H__ */
drivers/video/riva/rivafb.h
View file @ c72757b4
......@@ -41,9 +41,16 @@ struct riva_par {
u32 riva_palette[16];
u32 cursor_data[32 * 32/4];
int cursor_reset;
unsigned char *EDID;
unsigned int Chipset;
int forceCRTC;
Bool SecondCRTC;
int FlatPanel;
#ifdef CONFIG_MTRR
struct { int vram; int vram_valid; } mtrr;
#endif
};
void riva_common_setup(struct riva_par *);
#endif /* __RIVAFB_H */
drivers/video/sstfb.c
View file @ c72757b4
......@@ -7,13 +7,15 @@
*
* Contributions (and many thanks) :
*
* 03/2001 James Simmons <jsimmons@linux-fbdev.org>
* 03/2001 James Simmons <jsimmons@infradead.org>
* 04/2001 Paul Mundt <lethal@chaoticdreams.org>
* 05/2001 Urs Ganse <ursg@uni.de>
* (initial work on voodoo2 port, interlace)
* (initial work on voodoo2 port, interlace)
* 09/2002 Helge Deller <deller@gmx.de>
* (enable driver on big-endian machines (hppa), ioctl fixes)
* 12/2002 Helge Deller <deller@gmx.de>
* (port driver to new frambuffer infrastructure)
*
*
* $Id: sstfb.c,v 1.37 2002/05/10 19:35:11 ghoz Exp $
*/
/*
......@@ -27,13 +29,9 @@
* misc notes, TODOs, toASKs, and deep thoughts
-TODO: at one time or another test that the mode is acceptable by the monitor
-ASK: I can choose different ordering for the color bitfields (rgba argb ...)
-ASK: Can I choose different ordering for the color bitfields (rgba argb ...)
wich one should i use ? is there any preferred one ? It seems ARGB is
the one ...
-ASK: later: how to cope with endianness ? the fbi chip has builtin functions
to do byte swizling /swapping, maybe use that ...
-TODO: check the error paths . if something get wrong, the error doesn't seem
to be very well handled...if handled at all.. not good.
-TODO: in set_var check the validity of timings (hsync vsync)...
-TODO: check and recheck the use of sst_wait_idle : we dont flush the fifo via
a nop command . so it's ok as long as the commands we pass don't go
......@@ -42,9 +40,7 @@
state.
-FIXME: 4MB boards have banked memory (FbiInit2 bits 1 & 20)
-ASK: I stole "inverse" but seems it doesn't work... check what it realy does...
-TODO: change struct sst_info fb_info from static to array/dynamic
*
-TODO: change struct fb_info fb_info from static to array/dynamic
*/
/*
......@@ -62,24 +58,20 @@
* SST_DEBUG_VAR : debug display/var structs
* 0 : no debug
* 1 : dumps display, fb_var
* SST_DEBUG_IOCTL : enable sstfb specific ioctls
* 0 : disable
* 1 : enable debug ioctls :
*
* sstfb specific ioctls:
* toggle vga (0x46db) : toggle vga_pass_through
* fill fb (0x46dc) : fills fb
* dump var (0x46dd) : logs display[0-5].var
* test disp (0x46de) : draws a test motif
* test disp (0x46de) : draws a test image
*/
#define SST_DEBUG
//#undef SST_DEBUG
#undef SST_DEBUG
#define SST_DEBUG_REG 0
#define SST_DEBUG_FUNC 0
#define SST_DEBUG_VAR 0
#define SST_DEBUG_IOCTL 1
/* #define EN_24_32_BPP *//* enable 24/32 bpp functions for testing only */
/* enable 24/32 bpp functions ? (completely untested!) */
#undef EN_24_32_BPP
/*
......@@ -88,16 +80,16 @@
1 640x480@75 took from glide
2 1024x768@76 std fb.mode
3 640x480@60 glide default */
#define DEFAULT_MODE 1
#define DEFAULT_MODE 3
/*
* Includes
*/
#include <linux/string.h>
#include <linux/config.h>
#include <linux/string.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/tty.h>
#include <linux/fb.h>
#include <linux/pci.h>
#include <linux/delay.h>
......@@ -107,145 +99,33 @@
#include <asm/io.h>
#include <asm/ioctl.h>
#include <video/fbcon.h>
#include <video/fbcon-cfb16.h>
#ifdef EN_24_32_BPP
# include <video/fbcon-cfb24.h>
# include <video/fbcon-cfb32.h>
#endif
#include <asm/uaccess.h>
#include "sstfb.h"
void __Dump_regs(struct sstfb_info *);
#define Dump_regs __Dump_regs(sst_info) //XXX
/********/
/* initialized by setup */
static int inverse; /* =0 */ /* invert colormap */
static int vgapass; /* =0 */ /* enable Vga passthrough cable */
static int mem; /* =0 */ /* mem size in Mb , 0 = autodetect */
static int inverse; /* invert colormap */
static int vgapass; /* enable Vga passthrough cable */
static int mem; /* mem size in Mb , 0 = autodetect */
static int clipping = 1; /* use clipping (slower, safer) */
static int gfxclk; /* =0 */ /* force FBI freq in Mhz . Dangerous */
static int slowpci; /* =0 */ /* slow PCI settings */
static int gfxclk; /* force FBI freq in Mhz . Dangerous */
static int slowpci; /* slow PCI settings */
static int dev = -2; /* specify device (0..n) -2=all -1=none*/
static char * mode_option ;
/********/
int sstfb_init(void);
int sstfb_setup(char *options);
static int __devinit sstfb_probe(struct pci_dev *pdev, const struct pci_device_id *id);
static void __devexit sstfb_remove(struct pci_dev *pdev);
/* Framebuffer API */
static int sstfb_open(struct fb_info *info, int user);
static int sstfb_release(struct fb_info *info, int user);
static int sstfb_get_fix(struct fb_fix_screeninfo *fix,
int con, struct fb_info *info);
static int sstfb_get_var(struct fb_var_screeninfo *var,
int con, struct fb_info *info);
static int sstfb_set_var(struct fb_var_screeninfo *var,
int con, struct fb_info *info);
static int sstfb_get_cmap(struct fb_cmap *cmap, int kspc,
int con, struct fb_info *info);
static int sstfb_set_cmap(struct fb_cmap *cmap, int kspc,
int con, struct fb_info *info);
static int sstfb_pan_display(struct fb_var_screeninfo *var,
int con, struct fb_info *info);
static int sstfb_ioctl(struct inode *inode, struct file *file,
u_int cmd, u_long arg, int con,
struct fb_info *info);
/* Interface to the low level console driver */
static int sstfbcon_switch(int con, struct fb_info *info);
static int sstfbcon_updatevar(int con, struct fb_info *info);
static void sstfbcon_blank(int blank, struct fb_info *info);
/* Internal routines */
static void sstfb_install_cmap(int con, struct fb_info *info);
static int sstfb_getcolreg(u_int regno, u_int *red, u_int *green, u_int *blue,
u_int *transp, struct fb_info *info);
static int sstfb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
u_int transp, struct fb_info *info);
static int sstfb_set_par(const struct sstfb_par *par,
struct sstfb_info *sst_info);
static int sstfb_decode_var (const struct fb_var_screeninfo *var,
struct sstfb_par *par,
const struct sstfb_info *sst_info);
static int sstfb_encode_var (struct fb_var_screeninfo *var,
const struct sstfb_par *par,
const struct sstfb_info *sst_info);
static void sstfb_test16(struct sstfb_info *sst_info);
#ifdef EN_24_32_BPP
static void sstfb_test32(struct sstfb_info *sst_info);
#endif
/* Low level routines */
static int sst_get_memsize(struct sstfb_info *sst_info, u_long *memsize);
static int __sst_wait_idle(u_long vbase);
#define sst_wait_idle() __sst_wait_idle(sst_info->mmio.vbase)
static int sst_detect_dactype(struct sstfb_info *sst_info);
static int sst_detect_att(struct sstfb_info *sst_info);
static int sst_detect_ti(struct sstfb_info *sst_info);
static int sst_detect_ics(struct sstfb_info *sst_info);
static int sst_calc_pll(const int freq, int *freq_out, struct pll_timing *t);
static int sst_set_pll_att_ti(struct sstfb_info *sst_info, const struct pll_timing *t, const int clock);
static int sst_set_pll_ics(struct sstfb_info *sst_info, const struct pll_timing *t, const int clock);
static void sst_set_vidmod_att_ti(struct sstfb_info *sst_info, const int bpp);
static void sst_set_vidmod_ics(struct sstfb_info *sst_info, const int bpp);
static int sst_init(struct sstfb_info *sst_info);
static void sst_shutdown(struct sstfb_info *sst_info);
static struct fb_ops sstfb_ops = {
.owner = THIS_MODULE,
.fb_open = sstfb_open,
.fb_release = sstfb_release,
.fb_get_fix = sstfb_get_fix,
.fb_get_var = sstfb_get_var,
.fb_set_var = sstfb_set_var,
.fb_get_cmap = sstfb_get_cmap,
.fb_set_cmap = sstfb_set_cmap,
.fb_pan_display = sstfb_pan_display,
.fb_ioctl = sstfb_ioctl,
};
static char *mode_option __devinitdata;
enum {
ID_VOODOO1 = 0,
ID_VOODOO2 = 1,
};
#define IS_VOODOO2(info) ((info)->type == ID_VOODOO2 )
#define IS_VOODOO2(par) ((par)->type == ID_VOODOO2 )
static struct sst_spec voodoo_spec[] __devinitdata = {
{ .name = "Voodoo Graphics",
.default_gfx_clock = 50000,
.max_gfxclk = 60, },
{ .name = "Voodoo2",
.default_gfx_clock = 75000,
.max_gfxclk = 85, },
};
static struct pci_device_id sstfb_id_tbl[] __devinitdata = {
{ PCI_VENDOR_ID_3DFX, PCI_DEVICE_ID_3DFX_VOODOO,
PCI_ANY_ID, PCI_ANY_ID, 0, 0, ID_VOODOO1 },
{ PCI_VENDOR_ID_3DFX, PCI_DEVICE_ID_3DFX_VOODOO2,
PCI_ANY_ID, PCI_ANY_ID, 0, 0, ID_VOODOO2 },
{ 0 },
};
static struct pci_driver sstfb_driver = {
.name = "sstfb",
.id_table = sstfb_id_tbl,
.probe = sstfb_probe,
.remove = __devexit_p(sstfb_remove),
{ .name = "Voodoo Graphics", .default_gfx_clock = 50000, .max_gfxclk = 60 },
{ .name = "Voodoo2", .default_gfx_clock = 75000, .max_gfxclk = 85 },
};
static struct fb_var_screeninfo sstfb_default =
......@@ -256,55 +136,88 @@ static struct fb_var_screeninfo sstfb_default =
0, 0, -1, -1, 0,
25000, 86, 41, 23, 1, 127, 4,
0, FB_VMODE_NONINTERLACED };
#endif
#if ( DEFAULT_MODE == 1 )
#elif ( DEFAULT_MODE == 1 )
{/* 640x480@75, 16 bpp .borowed from glide/sst1/include/sst1init.h */
640, 480, 640, 480, 0, 0, 16, 0,
{11, 5, 0}, {5, 6, 0}, {0, 5, 0}, {0, 0, 0},
0, 0, -1, -1, 0,
31746, 118, 17, 16, 1, 63, 3,
0, FB_VMODE_NONINTERLACED };
#endif
#if ( DEFAULT_MODE == 2 )
#elif ( DEFAULT_MODE == 2 )
{ /* 1024x768@76 took from my /etc/fb.modes */
1024, 768, 1024, 768,0, 0, 16,0,
{11, 5, 0}, {5, 6, 0}, {0, 5, 0}, {0, 0, 0},
0, 0, -1, -1, 0,
11764, 208, 8, 36, 16, 120, 3 ,
0, FB_VMODE_NONINTERLACED };
#endif
#if ( DEFAULT_MODE == 3 )
#elif ( DEFAULT_MODE == 3 )
{ /* 640x480@60 , 16bpp glide default ?*/
640, 480, 640, 480, 0, 0, 16, 0,
{11, 5, 0}, {5, 6, 0}, {0, 5, 0}, {0, 0, 0},
0, 0, -1, -1, 0,
39721 , 38, 26 , 25 ,18 , 96 ,2,
0, FB_VMODE_NONINTERLACED };
#elif
#error "Invalid DEFAULT_MODE value !"
#endif
static struct dac_switch dacs[] __devinitdata = {
{ .name = "TI TVP3409",
.detect = sst_detect_ti,
.set_pll = sst_set_pll_att_ti,
.set_vidmod = sst_set_vidmod_att_ti },
{ .name = "AT&T ATT20C409",
.detect = sst_detect_att,
.set_pll = sst_set_pll_att_ti,
.set_vidmod = sst_set_vidmod_att_ti },
{ .name = "ICS ICS5342",
.detect = sst_detect_ics,
.set_pll = sst_set_pll_ics,
.set_vidmod = sst_set_vidmod_ics },
};
/*
*
* Definitions
*
* debug functions
*/
static void sstfb_test16(struct fb_info *info);
#if EN_24_32_BPP
static void sstfb_test32(struct fb_info *info);
#endif
#if 0
static void __Dump_regs (struct sstfb_info *sst_info)
{
struct { u32 reg ; char * reg_name;} pci_regs [] = {
{ PCI_INIT_ENABLE, "initenable"},
{ PCI_VCLK_ENABLE, "enable vclk"},
{ PCI_VCLK_DISABLE, "disable vclk"},
};
struct { u32 reg ; char * reg_name;} sst_regs [] = {
{FBIINIT0,"fbiinit0"},
{FBIINIT1,"fbiinit1"},
{FBIINIT2,"fbiinit2"},
{FBIINIT3,"fbiinit3"},
{FBIINIT4,"fbiinit4"},
{FBIINIT5,"fbiinit5"},
{FBIINIT6,"fbiinit6"},
{FBIINIT7,"fbiinit7"},
{LFBMODE,"lfbmode"},
{FBZMODE,"fbzmode"},
};
int pci_s = sizeof(pci_regs)/sizeof(*pci_regs);
int sst_s = sizeof(sst_regs)/sizeof(*sst_regs);
u32 pci_res[pci_s];
u32 sst_res[sst_s];
struct pci_dev * dev = sst_info->dev;
int i;
for (i=0; i < pci_s ; i++ ) {
pci_read_config_dword ( dev, pci_regs[i].reg , &pci_res[i]) ;
}
for (i=0; i < sst_s ; i++ ) {
sst_res[i]=sst_read(sst_regs[i].reg);
}
dprintk ("Dump regs\n");
for (i=0; i < pci_s ; i++ ) {
dprintk("%s = %0#10x\n", pci_regs[i].reg_name , pci_res[i]) ;
}
for (i=0; i < sst_s ; i++ ) {
dprintk("%s = %0#10x\n", sst_regs[i].reg_name , sst_res[i]) ;
}
}
#endif
#if (SST_DEBUG_VAR > 0)
/* debug info / dump a fb_var_screeninfo */
static void sst_dbg_print_var(struct fb_var_screeninfo *var) {
......@@ -331,15 +244,16 @@ static void sst_dbg_print_var(struct fb_var_screeninfo *var) {
#if (SST_DEBUG_REG > 0)
static void sst_dbg_print_read_reg (u32 reg, u32 val) {
char * regname =NULL;
const char *regname;
switch (reg) {
case FBIINIT0: regname="FbiInit0"; break;
case FBIINIT1: regname="FbiInit1"; break;
case FBIINIT2: regname="FbiInit2"; break;
case FBIINIT3: regname="FbiInit3"; break;
case FBIINIT4: regname="FbiInit4"; break;
case FBIINIT5: regname="FbiInit5"; break;
case FBIINIT6: regname="FbiInit6"; break;
case FBIINIT0: regname = "FbiInit0"; break;
case FBIINIT1: regname = "FbiInit1"; break;
case FBIINIT2: regname = "FbiInit2"; break;
case FBIINIT3: regname = "FbiInit3"; break;
case FBIINIT4: regname = "FbiInit4"; break;
case FBIINIT5: regname = "FbiInit5"; break;
case FBIINIT6: regname = "FbiInit6"; break;
default: regname = NULL; break;
}
if (regname == NULL)
r_ddprintk("sst_read(%#x): %#x\n", reg, val);
......@@ -348,16 +262,16 @@ static void sst_dbg_print_read_reg (u32 reg, u32 val) {
}
static void sst_dbg_print_write_reg (u32 reg, u32 val) {
char * regname = NULL;
const char *regname;
switch (reg) {
case FBIINIT0: regname="FbiInit0"; break;
case FBIINIT1: regname="FbiInit1"; break;
case FBIINIT2: regname="FbiInit2"; break;
case FBIINIT3: regname="FbiInit3"; break;
case FBIINIT4: regname="FbiInit4"; break;
case FBIINIT5: regname="FbiInit5"; break;
case FBIINIT6: regname="FbiInit6"; break;
case FBIINIT0: regname = "FbiInit0"; break;
case FBIINIT1: regname = "FbiInit1"; break;
case FBIINIT2: regname = "FbiInit2"; break;
case FBIINIT3: regname = "FbiInit3"; break;
case FBIINIT4: regname = "FbiInit4"; break;
case FBIINIT5: regname = "FbiInit5"; break;
case FBIINIT6: regname = "FbiInit6"; break;
default: regname = NULL; break;
}
if (regname == NULL)
r_ddprintk("sst_write(%#x, %#x)\n", reg, val);
......@@ -365,25 +279,27 @@ static void sst_dbg_print_write_reg (u32 reg, u32 val) {
r_dprintk(" sst_write(%s, %#x)\n", regname, val);
}
#else /* (SST_DEBUG_REG > 0) */
# define sst_dbg_print_read_reg(reg, val) do {}while(0)
# define sst_dbg_print_write_reg(reg, val) do {}while(0)
# define sst_dbg_print_read_reg(reg, val) do {} while(0)
# define sst_dbg_print_write_reg(reg, val) do {} while(0)
#endif /* (SST_DEBUG_REG > 0) */
/*
* hardware access functions
*/
/* register access */
#define sst_read(reg) __sst_read(sst_info->mmio.vbase, reg)
#define sst_write(reg,val) __sst_write(sst_info->mmio.vbase, reg, val)
#define sst_set_bits(reg,val) __sst_set_bits(sst_info->mmio.vbase, reg, val)
#define sst_unset_bits(reg,val) __sst_unset_bits(sst_info->mmio.vbase, reg, val)
#define sst_dac_read(reg) __sst_dac_read(sst_info->mmio.vbase, reg)
#define sst_dac_write(reg,val) __sst_dac_write(sst_info->mmio.vbase, reg, val)
#define dac_i_read(reg) __dac_i_read(sst_info->mmio.vbase, reg)
#define dac_i_write(reg,val) __dac_i_write(sst_info->mmio.vbase, reg, val)
#define sst_read(reg) __sst_read(par->mmio_vbase, reg)
#define sst_write(reg,val) __sst_write(par->mmio_vbase, reg, val)
#define sst_set_bits(reg,val) __sst_set_bits(par->mmio_vbase, reg, val)
#define sst_unset_bits(reg,val) __sst_unset_bits(par->mmio_vbase, reg, val)
#define sst_dac_read(reg) __sst_dac_read(par->mmio_vbase, reg)
#define sst_dac_write(reg,val) __sst_dac_write(par->mmio_vbase, reg, val)
#define dac_i_read(reg) __dac_i_read(par->mmio_vbase, reg)
#define dac_i_write(reg,val) __dac_i_write(par->mmio_vbase, reg, val)
static inline u32 __sst_read(u_long vbase, u32 reg)
{
u32 ret;
ret = readl(vbase + reg);
u32 ret = readl(vbase + reg);
sst_dbg_print_read_reg(reg, ret);
return ret;
}
......@@ -406,6 +322,37 @@ static inline void __sst_unset_bits(u_long vbase, u32 reg, u32 val)
__sst_write(vbase, reg, __sst_read(vbase, reg) & ~val);
}
/*
* wait for the fbi chip. ASK: what happens if the fbi is stuck ?
*
* the FBI is supposed to be ready if we receive 5 time
* in a row a "idle" answer to our requests
*/
#define sst_wait_idle() __sst_wait_idle(par->mmio_vbase)
static int __sst_wait_idle(u_long vbase)
{
int count = 0;
f_ddprintk("sst_wait_idle\n");
while(1) {
if (__sst_read(vbase, STATUS) & STATUS_FBI_BUSY) {
f_dddprintk("status: busy\n");
/* FIXME basicaly, this is a busy wait. maybe not that good. oh well;
* this is a small loop after all.
* Or maybe we should use mdelay() or udelay() here instead ? */
count = 0;
} else {
count++;
f_dddprintk("status: idle(%d)\n", count);
}
if (count >= 5) return 1;
/* XXX do something to avoid hanging the machine if the voodoo is out */
}
}
/* dac access */
/* dac_read should be remaped to FbiInit2 (via the pci reg init_enable) */
static u8 __sst_dac_read(u_long vbase, u8 reg)
......@@ -421,10 +368,10 @@ static u8 __sst_dac_read(u_long vbase, u8 reg)
reg &= 0x07;
__sst_write(vbase, DAC_DATA, ((u32)reg << 8) | DAC_READ_CMD );
__sst_wait_idle(vbase);
/*udelay(10);*/
ret=(__sst_read(vbase, DAC_READ) & 0xff);
/* udelay(10); */
ret = __sst_read(vbase, DAC_READ) & 0xff;
r_dprintk("sst_dac_read(%#x): %#x\n", reg, ret);
return (u8)ret;
return ret;
}
static void __sst_dac_write(u_long vbase, u8 reg, u8 val)
......@@ -456,105 +403,91 @@ static void __dac_i_write(u_long vbase, u8 reg,u8 val)
__sst_dac_write(vbase, DACREG_DATA_I, val);
}
/*
*
* Internal routines
/* compute the m,n,p , returns the real freq
* (ics datasheet : N <-> N1 , P <-> N2)
*
* Fout= Fref * (M+2)/( 2^P * (N+2))
* we try to get close to the asked freq
* with P as high, and M as low as possible
* range:
* ti/att : 0 <= M <= 255; 0 <= P <= 3; 0<= N <= 63
* ics : 1 <= M <= 127; 0 <= P <= 3; 1<= N <= 31
* we'll use the lowest limitation, should be precise enouth
*/
static void sstfb_install_cmap(int con, struct fb_info *info)
static int sst_calc_pll(const int freq, int *freq_out, struct pll_timing *t)
{
#define sst_info ((struct sstfb_info *) info)
f_dprintk("sstfb_install_cmap(con: %d)\n",con);
f_ddprintk("currcon: %d\n", sst_info->currcon);
if (con != sst_info->currcon)
return;
if (fb_display[con].cmap.len)
fb_set_cmap(&fb_display[con].cmap, 1, sstfb_setcolreg, info);
else
fb_set_cmap(
fb_default_cmap(1<<fb_display[con].var.bits_per_pixel),
1, sstfb_setcolreg, info);
#undef sst_info
}
int m, m2, n, p, best_err, fout;
int best_n = -1;
int best_m = -1;
static int sstfb_getcolreg(u_int regno, u_int *red, u_int *green, u_int *blue,
u_int *transp, struct fb_info *info)
{
#define sst_info ((struct sstfb_info *) info)
f_dddprintk("sstfb_getcolreg\n");
if (regno >= 16) return 1;
f_dprintk("sst_calc_pll(%dKhz)\n", freq);
best_err = freq;
p = 3;
/* f * 2^P = vco should be less than VCOmax ~ 250 MHz for ics*/
while (((1 << p) * freq > VCO_MAX) && (p >= 0))
p--;
if (p == -1)
return -EINVAL;
for (n = 1; n < 32; n++) {
/* calc 2 * m so we can round it later*/
m2 = (2 * freq * (1 << p) * (n + 2) ) / DAC_FREF - 4 ;
*red = sst_info->palette[regno].red;
*green = sst_info->palette[regno].green;
*blue = sst_info->palette[regno].blue;
*transp = sst_info->palette[regno].transp;
f_dddprintk("%-2d rvba: %#x, %#x, %#x, %#x\n",
regno,*red, *green, *blue, *transp);
m = (m2 % 2 ) ? m2/2+1 : m2/2 ;
if (m >= 128)
break;
fout = (DAC_FREF * (m + 2)) / ((1 << p) * (n + 2));
if ((ABS(fout - freq) < best_err) && (m > 0)) {
best_n = n;
best_m = m;
best_err = ABS(fout - freq);
/* we get the lowest m , allowing 0.5% error in freq*/
if (200*best_err < freq) break;
}
}
if (best_n == -1) /* unlikely, but who knows ? */
return -EINVAL;
t->p = p;
t->n = best_n;
t->m = best_m;
*freq_out = (DAC_FREF * (t->m + 2)) / ((1 << t->p) * (t->n + 2));
f_ddprintk ("m: %d, n: %d, p: %d, F: %dKhz\n",
t->m, t->n, t->p, *freq_out);
return 0;
#undef sst_info
}
/*
*
* Internal routines
*
*/
static int sstfb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
u_int transp, struct fb_info *info)
{
#define sst_info ((struct sstfb_info *) info)
u32 col;
struct display * disp;
f_dddprintk("sstfb_setcolreg\n");
f_dddprintk("%-2d rvba: %#x, %#x, %#x, %#x\n",
f_dddprintk("%-2d rgbt: %#x, %#x, %#x, %#x\n",
regno, red, green, blue, transp);
if (regno >= 16) return 1;
sst_info->palette[regno].red = red;
sst_info->palette[regno].green = green;
sst_info->palette[regno].blue = blue;
sst_info->palette[regno].transp= transp;
disp=&sst_info->disp;
red >>= (16 - disp->var.red.length);
green >>= (16 - disp->var.green.length);
blue >>= (16 - disp->var.blue.length);
transp >>= (16 - disp->var.transp.length);
col = (red << disp->var.red.offset)
| (green << disp->var.green.offset)
| (blue << disp->var.blue.offset)
| (transp << disp->var.transp.offset);
switch(disp->var.bits_per_pixel) {
#ifdef FBCON_HAS_CFB16
case 16:
sst_info->fbcon_cmap.cfb16[regno]=(u16)col;
break;
#endif
#ifdef EN_24_32_BPP
#ifdef FBCON_HAS_CFB24
case 24:
sst_info->fbcon_cmap.cfb32[regno]=col;
break;
#endif
#ifdef FBCON_HAS_CFB32
case 32:
sst_info->fbcon_cmap.cfb32[regno]=col;
break;
#endif
#endif
default:
eprintk("bug line %d: bad depth '%u'\n",__LINE__,
disp->var.bits_per_pixel);
break;
}
f_dddprintk("bpp: %d . encoded color: %#x\n",
disp->var.bits_per_pixel, col);
red >>= (16 - info->var.red.length);
green >>= (16 - info->var.green.length);
blue >>= (16 - info->var.blue.length);
transp >>= (16 - info->var.transp.length);
col = (red << info->var.red.offset)
| (green << info->var.green.offset)
| (blue << info->var.blue.offset)
| (transp << info->var.transp.offset);
return 0;
#undef sst_info
}
/* set par according to var ( checks var ) */
static int sstfb_decode_var (const struct fb_var_screeninfo *var,
static int sstfb_decode_var( const struct fb_var_screeninfo *var,
struct sstfb_par *par,
const struct sstfb_info *sst_info)
struct fb_info *info)
{
int real_length;
......@@ -572,14 +505,14 @@ static int sstfb_decode_var (const struct fb_var_screeninfo *var,
par->vSyncOff = var->yres + var->lower_margin + var->upper_margin;
par->vBackPorch = var->upper_margin;
if(sst_calc_pll (PS2KHZ(var->pixclock), &par->freq, &par->pll)) {
eprintk("Pixclock %d out of range\n", var->pixclock);
return -EINVAL; //XXX
if(sst_calc_pll(PICOS2KHZ(var->pixclock), &par->freq, &par->pll)) {
eprintk("Pixclock at %ld KHZ out of range\n", PICOS2KHZ(var->pixclock));
return -EINVAL;
}
par->sync=var->sync & (FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT);
par->vmode=var->vmode & (FB_VMODE_INTERLACED | FB_VMODE_DOUBLE);
par->vmode=var->vmode & (FB_VMODE_INTERLACED | FB_VMODE_DOUBLE);
/* in laced mode, vBackPorch should be even. odd -> funky display */
if (par->vmode & FB_VMODE_INTERLACED)
par->vBackPorch += (par->vBackPorch % 2);
......@@ -603,18 +536,18 @@ static int sstfb_decode_var (const struct fb_var_screeninfo *var,
break;
#endif
default :
eprintk ("Unsupported bpp %d\n", par->bpp);
eprintk("Unsupported bpp %d\n", par->bpp);
return -EINVAL;
break;
}
if (IS_VOODOO2(sst_info)) {
if (IS_VOODOO2(par)) {
/* voodoo2 has 32 pixel wide tiles , BUT stange things
happen with odd number of tiles */
par->tiles_in_X= (par->xDim + 63 ) / 64 * 2;
par->tiles_in_X = (par->xDim + 63 ) / 64 * 2;
} else {
/* voodoo1 has 64 pixels wide tiles. */
par->tiles_in_X= (par->xDim + 63 ) / 64;
par->tiles_in_X = (par->xDim + 63 ) / 64;
}
/* validity tests */
......@@ -628,10 +561,10 @@ static int sstfb_decode_var (const struct fb_var_screeninfo *var,
|| (par->tiles_in_X <= 0)) {
return -EINVAL;
}
if (IS_VOODOO2(sst_info)) {
if (IS_VOODOO2(par)) {
/* Voodoo 2 limits */
if(((par->xDim-1) >= POW2(11)) || (par->yDim >= POW2(11))) {
eprintk ("Unsupported resolution %dx%d\n",
eprintk("Unsupported resolution %dx%d\n",
var->xres, var->yres);
return -EINVAL;
}
......@@ -642,7 +575,7 @@ static int sstfb_decode_var (const struct fb_var_screeninfo *var,
|| (par->vSyncOff >= POW2(13))
|| (par->vBackPorch >= POW2(9))
|| (par->tiles_in_X >= POW2(6))) {
eprintk ("Unsupported Timing\n");
eprintk("Unsupported Timing\n");
return -EINVAL;
}
} else {
......@@ -653,7 +586,7 @@ static int sstfb_decode_var (const struct fb_var_screeninfo *var,
return -EINVAL;
}
if(((par->xDim-1) >= POW2(10)) || (par->yDim >= POW2(10))) {
eprintk ("Unsupported resolution %dx%d\n",
eprintk("Unsupported resolution %dx%d\n",
var->xres, var->yres);
return -EINVAL;
}
......@@ -664,40 +597,40 @@ static int sstfb_decode_var (const struct fb_var_screeninfo *var,
|| (par->vSyncOff >= POW2(12))
|| (par->vBackPorch >= POW2(8))
|| (par->tiles_in_X >= POW2(4))) {
eprintk ("Unsupported Timings\n");
eprintk("Unsupported Timings\n");
return -EINVAL;
}
}
/* it seems that the fbi uses tiles of 64x16 pixels to "map" the mem*/
/* FIXME: i don't like this... looks wrong*/
real_length = par->tiles_in_X * (IS_VOODOO2(sst_info) ? 32 : 64 )
/* it seems that the fbi uses tiles of 64x16 pixels to "map" the mem */
/* FIXME: i don't like this... looks wrong */
real_length = par->tiles_in_X * (IS_VOODOO2(par) ? 32 : 64 )
* ((par->bpp == 16) ? 2 : 4);
if ((real_length * var->yres) > sst_info->video.len) {
eprintk ("Not enough video memory\n");
if ((real_length * var->yres) > info->fix.smem_len) {
eprintk("Not enough video memory\n");
return -ENOMEM;
}
par->valid=1;
par->valid = 1;
return 0;
}
/* sets var according to par (basicaly, sets sane values) */
static int sstfb_encode_var (struct fb_var_screeninfo *var,
/* sets var according to par (basically, sets sane values) */
static int sstfb_encode_var( struct fb_var_screeninfo *var,
const struct sstfb_par *par,
const struct sstfb_info *sst_info)
struct fb_info *info)
{
memset(var,0,sizeof(struct fb_var_screeninfo));
memset(var, 0, sizeof(*var));
var->xres = par->xDim;
var->yres = par->yDim;
var->xres_virtual = par->xDim;
var->yres_virtual = par->yDim;
var->bits_per_pixel = par->bpp;
/* {x|y}offset = 0 */
/* {x|y}offset = 0 ; sync=0 */
var->height = -1;
var->width = -1;
var->pixclock = KHZ2PS(par->freq);
var->pixclock = KHZ2PICOS(par->freq);
var->left_margin = par->hBackPorch;
var->right_margin = par->hSyncOff - par->xDim - par->hBackPorch;
var->upper_margin = par->vBackPorch;
......@@ -717,7 +650,7 @@ static int sstfb_encode_var (struct fb_var_screeninfo *var,
/*
* correct the color bit fields
*/
/* var->{red|green|blue}.msb_right = 0; */
/* var->{red|green|blue}.msb_right = 0; */
switch (par->bpp) {
case 16: /* RGB 565 LfbMode 0 */
......@@ -730,6 +663,7 @@ static int sstfb_encode_var (struct fb_var_screeninfo *var,
var->green.offset = 5;
var->blue.offset = 0;
var->transp.offset = 0;
info->fix.line_length = 2048;
break;
#ifdef EN_24_32_BPP
case 24: /* RGB 888 LfbMode 4 */
......@@ -743,12 +677,14 @@ static int sstfb_encode_var (struct fb_var_screeninfo *var,
var->green.offset = 8;
var->blue.offset = 0;
var->transp.offset = 0; /* in 24bpp we fake a 32 bpp mode */
info->fix.line_length = 4096;
break;
#endif
default:
eprintk ("bug line %d: bad depth '%u'\n", __LINE__, par->bpp);
break;
BUG();
return -EINVAL;
}
return 0;
}
......@@ -756,299 +692,94 @@ static int sstfb_encode_var (struct fb_var_screeninfo *var,
* Frame buffer API
*/
static int sstfb_open(struct fb_info *info, int user)
{
f_dprintk("sstfb_open(user: %d)\n",user);
return 0;
}
static int sstfb_release(struct fb_info *info, int user)
static int sstfb_check_var(struct fb_var_screeninfo *var,
struct fb_info *info)
{
f_dprintk("sstfb_release(user: %d)\n",user);
return 0;
}
static int sstfb_get_fix(struct fb_fix_screeninfo *fix,
int con, struct fb_info *info)
{
#define sst_info ((struct sstfb_info *) info)
struct fb_var_screeninfo *var;
f_dprintk("sstfb_get_fix(con: %d)\n",con);
if (con == -1)
sstfb_encode_var(var, &sst_info->current_par, sst_info);
else
var = &fb_display[con].var;
strcpy(fix->id, sst_info->info.modename);
/* lfb phys address = membase + 4Mb */
fix->smem_start = sst_info->video.base;
fix->smem_len = sst_info->video.len;
fix->type = FB_TYPE_PACKED_PIXELS;
fix->visual = FB_VISUAL_TRUECOLOR;
/*
* According to the specs, the linelength must be of 1024 *pixels*.
* and the 24bpp mode is in fact a 32 bpp mode.
*/
fix->line_length = (var->bits_per_pixel == 16) ? 2048 : 4096 ;
return 0;
#undef sst_info
}
static int sstfb_get_var(struct fb_var_screeninfo *var,
int con, struct fb_info *info)
{
#define sst_info ((struct sstfb_info *) info)
f_dprintk("sstfb_get_var(con: %d)\n",con);
if (con == -1)
sstfb_encode_var(var, &sst_info->current_par, sst_info);
else
*var = fb_display[con].var;
print_var(var, "var");
return 0;
#undef sst_info
}
static int sstfb_set_var(struct fb_var_screeninfo *var,
int con, struct fb_info *info)
{
#define sst_info ((struct sstfb_info *) info)
struct sstfb_par par;
struct display *display;
int err;
int old_bpp,old_xres,old_yres;
f_dprintk("sstfb_set_var(con: %d)\n",con);
f_ddprintk("xres yres vxres vyres bpp activate\n");
f_ddprintk("%-4d %-4d %-5d %-5d %-3d %#-8x\n",
var->xres,var->yres,var->xres_virtual,var->yres_virtual,
var->bits_per_pixel,var->activate);
if (con < 0)
display = &sst_info->disp;
else
display = &fb_display[con];
if ((err = sstfb_decode_var(var, &par, sst_info)))
return err;
sstfb_encode_var (var, &par, sst_info);
switch (var->activate & FB_ACTIVATE_MASK) {
case FB_ACTIVATE_TEST:
return 0;
case FB_ACTIVATE_NXTOPEN:
case FB_ACTIVATE_NOW:
break;
default:
return -EINVAL;
}
old_xres = display->var.xres;
old_yres = display->var.yres;
old_bpp = display->var.bits_per_pixel;
display->var = *var;
if ((old_xres != var->xres) || (old_yres != var->yres)
|| (old_bpp != var->bits_per_pixel)) {
/* 2-3 lignes redondantes avec get_fix */
display->screen_base = (char *) sst_info->video.vbase;
display->visual = FB_VISUAL_TRUECOLOR;
display->type = FB_TYPE_PACKED_PIXELS;
display->type_aux = 0;
display->ypanstep = 0;
display->ywrapstep = 0;
display->line_length = (var->bits_per_pixel==16) ? 2048 : 4096;
display->inverse = 0;
switch (var->bits_per_pixel) {
#ifdef FBCON_HAS_CFB16
case 16:
display->dispsw = &fbcon_cfb16;
display->dispsw_data = sst_info->fbcon_cmap.cfb16;
break;
#endif
#ifdef EN_24_32_BPP
#if defined (FBCON_HAS_CFB24) || defined (FBCON_HAS_CFB32 )
case 24: /*24bpp non packed <=> 32 bpp */
case 32:
display->dispsw = &fbcon_cfb32;
display->dispsw_data = sst_info->fbcon_cmap.cfb32;
break;
#endif
#endif
default:
display->dispsw = &fbcon_dummy;
break;
}
display->scrollmode = SCROLL_YREDRAW;
if (sst_info->info.changevar) {
v_dprintk("fb_info.changevar(con: %d)\n", con);
(*sst_info->info.changevar)(con);
v_dprintk("fb_info.changevar: done \n");
} else {
v_dprintk("fb_info.changevar() == NULL . \n");
}
}
int res;
if ((con == -1) || (con==sst_info->currcon)) {
sstfb_set_par (&par, sst_info);
}
f_dprintk("sstfb_check_var()\n");
print_var(var, "var");
print_var(&display->var, "&display->var");
if (old_bpp != var->bits_per_pixel) {
if ((err = fb_alloc_cmap(&display->cmap, 0, 0)))
return err;
sstfb_install_cmap(con, info);
}
if ((res = sstfb_decode_var(var, &par, info)))
return res;
return 0;
#undef sst_info
}
static int sstfb_set_cmap(struct fb_cmap *cmap, int kspc,
int con, struct fb_info *info)
{
#define sst_info ((struct sstfb_info *) info)
struct display *d = (con<0) ? info->disp : fb_display + con;
f_dprintk("sstfb_set_cmap\n");
f_ddprintk("con: %d, currcon: %d, d->cmap.len %d\n",
con, sst_info->currcon, d->cmap.len);
if (d->cmap.len != 16 ) { /* or test if cmap.len == 0 ? */
int err;
err = fb_alloc_cmap(&d->cmap, 16, 0); /* cmap size=16 */
if (err) return err;
}
if (con == sst_info->currcon) {
return fb_set_cmap(cmap, kspc, sstfb_setcolreg, info);
} else {
fb_copy_cmap(cmap, &d->cmap, kspc ? 0 : 1);
}
return 0;
#undef sst_info
}
static int sstfb_get_cmap(struct fb_cmap *cmap, int kspc,
int con, struct fb_info *info)
{
#define sst_info ((struct sstfb_info *) info)
f_dprintk("sstfb_get_cmap\n");
f_ddprintk("con %d, curcon %d, cmap.len %d\n",
con, sst_info->currcon, fb_display[con].cmap.len);
/* FIXME: check if con = -1 ? cf sstfb_set_cmap... */
if (con == sst_info->currcon)
return fb_get_cmap(cmap, kspc, sstfb_getcolreg, info);
else if (fb_display[con].cmap.len)
fb_copy_cmap(&fb_display[con].cmap, cmap, kspc ? 0 : 2);
else
fb_copy_cmap(
fb_default_cmap(1<<fb_display[con].var.bits_per_pixel),
cmap, kspc ? 0 : 2);
return 0;
#undef sst_info
}
/* TODO */
static int sstfb_pan_display(struct fb_var_screeninfo *var,
int con, struct fb_info *info)
{
f_dprintk("sstfb_pan_display\n");
return -EINVAL;
}
static int sstfb_ioctl(struct inode *inode, struct file *file,
u_int cmd, u_long arg, int con,
struct fb_info *info)
u_int cmd, u_long arg, struct fb_info *info )
{
#define sst_info ((struct sstfb_info *) info)
#if (SST_DEBUG_IOCTL >0)
int i;
struct sstfb_par *par = (struct sstfb_par *) info->par;
struct pci_dev *sst_dev = par->dev;
u32 fbiinit0, tmp, val;
u_long p;
u32 tmp;
u32 fbiinit0;
struct pci_dev * sst_dev = sst_info->dev;
#endif
f_dprintk("sstfb_ioctl(%x)\n", cmd);
#if (SST_DEBUG_IOCTL >0)
switch (cmd) {
# if (SST_DEBUG_VAR >0)
/* tmp ioctl : dumps fb_display[0-5] */
case _IO('F', 0xdb): /* 0x46db */
f_dprintk("dumping fb_display[0-5].var\n");
for (i = 0 ; i< 6 ; i++) {
print_var(&fb_display[i].var, "var(%d)", i);
}
return 0;
# endif /* (SST_DEBUG_VAR >0) */
/* fills the lfb up to *(u32*)arg */
/* fills lfb with #arg pixels */
case _IOW('F', 0xdc, u32): /* 0x46dc */
if (*(u32*)arg > 0x400000 )
*(u32*) arg = 0x400000;
f_dprintk("filling %#x \n", *(u32*)arg);
for (p = 0 ; p < *(u32*)arg; p+=2)
writew( p >> 6 , sst_info->video.vbase + p);
if (copy_from_user(&val, (void *) arg, sizeof(val)))
return -EFAULT;
if (val > info->fix.smem_len)
val = info->fix.smem_len;
f_dprintk("filling %#x \n", val);
for (p = 0 ; p < val; p+=2)
writew( p >> 6 , info->screen_base + p);
return 0;
/* change VGA pass_through */
/* change VGA pass_through mode */
case _IOW('F', 0xdd, u32): /* 0x46dd */
if (copy_from_user(&val, (void *) arg, sizeof(val)))
return -EFAULT;
f_dprintk("switch VGA pass-through\n");
pci_read_config_dword(sst_dev, PCI_INIT_ENABLE, &tmp);
pci_write_config_dword(sst_dev, PCI_INIT_ENABLE,
tmp | PCI_EN_INIT_WR );
fbiinit0 = sst_read (FBIINIT0);
if (* (u32*)arg) {
if (val) {
sst_write(FBIINIT0, fbiinit0 & ~EN_VGA_PASSTHROUGH);
iprintk ( "Disabling VGA pass-through\n");
iprintk( "Disabling VGA pass-through\n");
} else {
sst_write(FBIINIT0, fbiinit0 | EN_VGA_PASSTHROUGH);
iprintk ( "Enabling VGA pass-through\n");
iprintk( "Enabling VGA pass-through\n");
}
pci_write_config_dword(sst_dev, PCI_INIT_ENABLE, tmp);
return 0;
/* draw test image */
case _IO('F', 0xde): /* 0x46de */
f_dprintk("test color display\n");
f_ddprintk("currcon: %d, bpp %d\n", sst_info->currcon,
sst_info->current_par.bpp);
memset_io(sst_info->video.vbase, 0, sst_info->video.len);
switch (sst_info->current_par.bpp) {
/* FIXME broken : if we call this ioctl from a tty not bound to the fb, we use its depth and not the current one ... */
case 16:
sstfb_test16(sst_info);
f_ddprintk("bpp %d\n",
sst_info->par.bpp);
memset_io(info->screen_base, 0, info->fix.smem_len);
switch (info->var.bits_per_pixel) {
case 16:
sstfb_test16(info);
break;
# ifdef EN_24_32_BPP
case 24:
case 32:
sstfb_test32(sst_info);
#ifdef EN_24_32_BPP
case 24:
case 32:
sstfb_test32(info);
break;
# endif
default:
dprintk("bug line %d: bad depth '%u'\n", __LINE__,
sst_info->current_par.bpp);
}
return 0;
case _IO('F', 0xdf): /* 0x46db */
Dump_regs;
#endif
default:
BUG();
}
return 0;
}
#endif /* (SST_DEBUG_IOCTL >0) */
return -EINVAL;
#undef sst_info
}
/*
* Low level routines
*/
/* get lfb size */
static int __devinit sst_get_memsize(struct sstfb_info *sst_info, u_long *memsize)
static int __devinit sst_get_memsize(struct fb_info *info, u_long *memsize)
{
u_long fbbase_virt = sst_info->video.vbase;
u_long fbbase_virt = (ulong) info->screen_base;
f_dprintk("sst_get_memsize\n");
/* force memsize */
......@@ -1084,62 +815,21 @@ static int __devinit sst_get_memsize(struct sstfb_info *sst_info, u_long *memsiz
}
/*
* wait for the fbi chip. ASK: what happens if the fbi is stuck ?
*
* the FBI is supposed to be ready if we receive 5 time
* in a row a "idle" answer to our requests
/*
* DAC detection routines
*/
static int __sst_wait_idle(u_long vbase)
{
int count = 0;
f_ddprintk("sst_wait_idle\n");
while(1) {
if (__sst_read(vbase, STATUS) & STATUS_FBI_BUSY) {
f_dddprintk("status: busy\n");
/* FIXME basicaly, this is a busy wait. maybe not that good. oh well; this is a small loop after all ...*/
count = 0;
} else {
count++;
f_dddprintk("status: idle(%d)\n", count);
}
if (count >= 5) return 1;
//XXX do something to avoid hanging the machine if the voodoo is out
}
}
/*
* detect dac type
* prerequisite : write to FbiInitx enabled, video and fbi and pci fifo reset,
* dram refresh disabled, FbiInit remaped.
* TODO: mmh.. maybe i shoud put the "prerequisite" in the func ...
*/
static int __devinit sst_detect_dactype(struct sstfb_info * sst_info)
{
int ret=0,i;
f_dprintk("sst_detect_dactype\n");
for (i=0; i< sizeof(dacs)/sizeof(dacs[0]) ; i++) {
ret = dacs[i].detect(sst_info);
if (ret) break;
}
if (!ret)
return 0;
f_dprintk("found %s\n", dacs[i].name);
sst_info->dac_sw=dacs[i];
return 1;
}
/* fbi should be idle, and fifo emty and mem disabled */
/* supposed to detect AT&T ATT20C409 and Ti TVP3409 ramdacs */
static int __devinit sst_detect_att(struct sstfb_info * sst_info)
static int __devinit sst_detect_att(struct fb_info *info)
{
struct sstfb_par *par = (struct sstfb_par *) info->par;
int i, mir, dir;
f_dprintk("sst_detect_att\n");
for (i = 0; i<3; i++) {
for (i=0; i<3; i++) {
sst_dac_write(DACREG_WMA, 0); /* backdoor */
sst_dac_read(DACREG_RMR); /* read 4 times RMR */
sst_dac_read(DACREG_RMR);
......@@ -1159,8 +849,9 @@ static int __devinit sst_detect_att(struct sstfb_info * sst_info)
return 0;
}
static int __devinit sst_detect_ti(struct sstfb_info * sst_info)
static int __devinit sst_detect_ti(struct fb_info *info)
{
struct sstfb_par *par = (struct sstfb_par *) info->par;
int i, mir, dir;
f_dprintk("sst_detect_ti\n");
......@@ -1195,11 +886,13 @@ static int __devinit sst_detect_ti(struct sstfb_info * sst_info)
* touched...
* is it realy safe ? how can i reset this ramdac ? geee...
*/
static int __devinit sst_detect_ics(struct sstfb_info * sst_info)
static int __devinit sst_detect_ics(struct fb_info *info)
{
int i;
struct sstfb_par *par = (struct sstfb_par *) info->par;
int m_clk0_1, m_clk0_7, m_clk1_b;
int n_clk0_1, n_clk0_7, n_clk1_b;
int i;
f_dprintk("sst_detect_ics\n");
for (i = 0; i<5; i++ ) {
sst_dac_write(DACREG_ICS_PLLRMA, 0x1); /* f1 */
......@@ -1224,68 +917,19 @@ static int __devinit sst_detect_ics(struct sstfb_info * sst_info)
return 0;
}
/* compute the m,n,p , returns the real freq
* (ics datasheet : N <-> N1 , P <-> N2)
*
* Fout= Fref * (M+2)/( 2^P * (N+2))
* we try to get close to the asked freq
* with P as high, and M as low as possible
* range:
* ti/att : 0 <= M <= 255; 0 <= P <= 3; 0<= N <= 63
* ics : 1 <= M <= 127; 0 <= P <= 3; 1<= N <= 31
* we'll use the lowest limitation, should be precise enouth
*/
static int sst_calc_pll(const int freq, int *freq_out, struct pll_timing *t)
{
int m, m2, n, p, best_err, fout;
int best_n=-1;
int best_m=-1;
f_dprintk("sst_calc_pll(%dKhz)\n", freq);
best_err = freq;
p=3;
/* f * 2^P = vco should be less than VCOmax ~ 250 MHz for ics*/
while (((1 << p) * freq > VCO_MAX) && (p >= 0))
p--;
if (p == -1)
return -EINVAL;
for (n = 1; n < 32; n++) {
/* calc 2 * m so we can round it later*/
m2 = (2 * freq * (1 << p) * (n + 2) ) / DAC_FREF - 4 ;
m = (m2 % 2 ) ? m2/2+1 : m2/2 ;
if (m >= 128)
break;
fout = (DAC_FREF * (m + 2)) / ((1 << p) * (n + 2));
if ((ABS(fout - freq) < best_err) && (m > 0)) {
best_n = n;
best_m = m;
best_err = ABS(fout - freq);
/* we get the lowest m , allowing 0.5% error in freq*/
if (200*best_err < freq) break;
}
}
if (best_n == -1) /* unlikely, but who knows ? */
return -EINVAL;
t->p=p;
t->n=best_n;
t->m=best_m;
*freq_out=(DAC_FREF * (t->m + 2)) / ((1 << t->p) * (t->n + 2));
f_ddprintk ("m: %d, n: %d, p: %d, F: %dKhz\n",
t->m, t->n, t->p, *freq_out);
return 0;
}
/*
* gfx, video, pci fifo should be reset, dram refresh disabled
* see detect_dac
*/
static int sst_set_pll_att_ti(struct sstfb_info * sst_info, const struct pll_timing *t, const int clock)
static int sst_set_pll_att_ti(struct fb_info *info,
const struct pll_timing *t, const int clock)
{
struct sstfb_par *par = (struct sstfb_par *) info->par;
u8 cr0, cc;
f_dprintk("sst_set_pll_att_ti\n");
f_dprintk("sst_set_pll_att_ti\n");
/* enable indexed mode */
sst_dac_write(DACREG_WMA, 0); /* backdoor */
......@@ -1335,49 +979,154 @@ static int sst_set_pll_att_ti(struct sstfb_info * sst_info, const struct pll_tim
return 1;
}
static int sst_set_pll_ics(struct sstfb_info * sst_info, const struct pll_timing *t, const int clock)
{
u8 pll_ctrl;
static int sst_set_pll_ics(struct fb_info *info,
const struct pll_timing *t, const int clock)
{
struct sstfb_par *par = (struct sstfb_par *) info->par;
u8 pll_ctrl;
f_dprintk("sst_set_pll_ics\n");
sst_dac_write(DACREG_ICS_PLLRMA, DACREG_ICS_PLL_CTRL);
pll_ctrl = sst_dac_read(DACREG_ICS_PLLDATA);
switch(clock) {
case VID_CLOCK:
sst_dac_write(DACREG_ICS_PLLWMA, 0x0); /* CLK0, f0 */
sst_dac_write(DACREG_ICS_PLLDATA, t->m);
sst_dac_write(DACREG_ICS_PLLDATA, t->p << 5 | t->n);
/* selects freq f0 for clock 0 */
sst_dac_write(DACREG_ICS_PLLWMA, DACREG_ICS_PLL_CTRL);
sst_dac_write(DACREG_ICS_PLLDATA,
(pll_ctrl & 0xd8)
| DACREG_ICS_CLK0
| DACREG_ICS_CLK0_0);
break;
case GFX_CLOCK :
sst_dac_write(DACREG_ICS_PLLWMA, 0xa); /* CLK1, fA */
sst_dac_write(DACREG_ICS_PLLDATA, t->m);
sst_dac_write(DACREG_ICS_PLLDATA, t->p << 5 | t->n);
/* selects freq fA for clock 1 */
sst_dac_write(DACREG_ICS_PLLWMA, DACREG_ICS_PLL_CTRL);
sst_dac_write(DACREG_ICS_PLLDATA,
(pll_ctrl & 0xef) | DACREG_ICS_CLK1_A);
break;
default:
dprintk("bug line %d: wrong clock code '%d'\n",
__LINE__, clock);
return 0;
}
udelay(300);
return 1;
}
static void sst_set_vidmod_att_ti(struct fb_info *info, const int bpp)
{
struct sstfb_par *par = (struct sstfb_par *) info->par;
u8 cr0;
f_dprintk("sst_set_vidmod_att_ti(bpp: %d)\n", bpp);
sst_dac_write(DACREG_WMA, 0); /* backdoor */
sst_dac_read(DACREG_RMR); /* read 4 times RMR */
sst_dac_read(DACREG_RMR);
sst_dac_read(DACREG_RMR);
sst_dac_read(DACREG_RMR);
/* the fifth time, CR0 is read */
cr0 = sst_dac_read(DACREG_RMR);
sst_dac_write(DACREG_WMA, 0); /* backdoor */
sst_dac_read(DACREG_RMR); /* read 4 times RMR */
sst_dac_read(DACREG_RMR);
sst_dac_read(DACREG_RMR);
sst_dac_read(DACREG_RMR);
/* cr0 */
switch(bpp) {
case 16:
sst_dac_write(DACREG_RMR, (cr0 & 0x0f) | DACREG_CR0_16BPP);
break;
#ifdef EN_24_32_BPP
case 24:
case 32:
sst_dac_write(DACREG_RMR, (cr0 & 0x0f) | DACREG_CR0_24BPP);
break;
#endif
default:
dprintk("bug line %d: bad depth '%u'\n", __LINE__, bpp);
break;
}
}
static void sst_set_vidmod_ics(struct fb_info *info, const int bpp)
{
struct sstfb_par *par = (struct sstfb_par *) info->par;
f_dprintk("sst_set_vidmod_ics(bpp: %d)\n", bpp);
switch(bpp) {
case 16:
sst_dac_write(DACREG_ICS_CMD, DACREG_ICS_CMD_16BPP);
break;
#ifdef EN_24_32_BPP
case 24:
case 32:
sst_dac_write(DACREG_ICS_CMD, DACREG_ICS_CMD_24BPP);
break;
#endif
default:
dprintk("bug line %d: bad depth '%u'\n", __LINE__, bpp);
break;
}
}
/*
* detect dac type
* prerequisite : write to FbiInitx enabled, video and fbi and pci fifo reset,
* dram refresh disabled, FbiInit remaped.
* TODO: mmh.. maybe i shoud put the "prerequisite" in the func ...
*/
f_dprintk("sst_set_pll_ics\n");
sst_dac_write(DACREG_ICS_PLLRMA, DACREG_ICS_PLL_CTRL);
pll_ctrl = sst_dac_read(DACREG_ICS_PLLDATA);
switch(clock) {
case VID_CLOCK:
sst_dac_write(DACREG_ICS_PLLWMA, 0x0); /* CLK0, f0 */
sst_dac_write(DACREG_ICS_PLLDATA, t->m);
sst_dac_write(DACREG_ICS_PLLDATA, t->p << 5 | t->n);
/* selects freq f0 for clock 0 */
sst_dac_write(DACREG_ICS_PLLWMA, DACREG_ICS_PLL_CTRL);
sst_dac_write(DACREG_ICS_PLLDATA,
(pll_ctrl & 0xd8)
| DACREG_ICS_CLK0
| DACREG_ICS_CLK0_0);
break;
case GFX_CLOCK :
sst_dac_write(DACREG_ICS_PLLWMA, 0xa); /* CLK1, fA */
sst_dac_write(DACREG_ICS_PLLDATA, t->m);
sst_dac_write(DACREG_ICS_PLLDATA, t->p << 5 | t->n);
/* selects freq fA for clock 1 */
sst_dac_write(DACREG_ICS_PLLWMA, DACREG_ICS_PLL_CTRL);
sst_dac_write(DACREG_ICS_PLLDATA,
(pll_ctrl & 0xef) | DACREG_ICS_CLK1_A);
break;
default:
dprintk("bug line %d: wrong clock code '%d'\n",
__LINE__, clock);
static struct dac_switch dacs[] __devinitdata = {
{ .name = "TI TVP3409",
.detect = sst_detect_ti,
.set_pll = sst_set_pll_att_ti,
.set_vidmod = sst_set_vidmod_att_ti },
{ .name = "AT&T ATT20C409",
.detect = sst_detect_att,
.set_pll = sst_set_pll_att_ti,
.set_vidmod = sst_set_vidmod_att_ti },
{ .name = "ICS ICS5342",
.detect = sst_detect_ics,
.set_pll = sst_set_pll_ics,
.set_vidmod = sst_set_vidmod_ics },
};
static int __devinit sst_detect_dactype(struct fb_info *info, struct sstfb_par *par)
{
int ret = 0,i;
f_dprintk("sst_detect_dactype\n");
for (i=0; i<sizeof(dacs)/sizeof(dacs[0]); i++) {
ret = dacs[i].detect(info);
if (ret) break;
}
if (!ret)
return 0;
}
udelay(300);
f_dprintk("found %s\n", dacs[i].name);
par->dac_sw = dacs[i];
return 1;
}
static int sstfb_set_par(const struct sstfb_par * par, struct sstfb_info * sst_info)
static int sstfb_set_par(struct fb_info *info)
{
struct sstfb_par *par = (struct sstfb_par *) info->par;
u32 lfbmode, fbiinit1, fbiinit2, fbiinit3, fbiinit5, fbiinit6=0;
struct pci_dev *sst_dev = par->dev;
int ntiles;
struct pci_dev * sst_dev = sst_info->dev;
sstfb_encode_var(&info->var, par, info);
f_dprintk("sst_set_par(%dx%d)\n", par->xDim, par->yDim);
f_ddprintk("hSyncOn hSyncOff vSyncOn vSyncOff\n");
......@@ -1391,7 +1140,7 @@ static int sstfb_set_par(const struct sstfb_par * par, struct sstfb_info * sst_i
if (!par->valid) {
BUG();
return -1;
return -EINVAL;
}
sst_write(NOPCMD, 0);
sst_wait_idle();
......@@ -1415,10 +1164,10 @@ static int sstfb_set_par(const struct sstfb_par * par, struct sstfb_info * sst_i
pci_write_config_dword(sst_dev, PCI_INIT_ENABLE,
PCI_EN_INIT_WR | PCI_REMAP_DAC );
sst_info->dac_sw.set_vidmod(sst_info, par->bpp);
par->dac_sw.set_vidmod(info, par->bpp);
/* set video clock */
sst_info->dac_sw.set_pll(sst_info, &par->pll, VID_CLOCK);
par->dac_sw.set_pll(info, &par->pll, VID_CLOCK);
/* disable fbiinit2/3 remap */
pci_write_config_dword(sst_dev, PCI_INIT_ENABLE,
......@@ -1446,7 +1195,7 @@ static int sstfb_set_par(const struct sstfb_par * par, struct sstfb_info * sst_i
*/
ntiles = par->tiles_in_X;
if (IS_VOODOO2(sst_info)) {
if (IS_VOODOO2(par)) {
fbiinit1 |= ((ntiles & 0x20) >> 5) << TILES_IN_X_MSB_SHIFT
| ((ntiles & 0x1e) >> 1) << TILES_IN_X_SHIFT ;
/* as the only value of importance for us in fbiinit6 is tiles in X (lsb),
......@@ -1476,7 +1225,7 @@ static int sstfb_set_par(const struct sstfb_par * par, struct sstfb_info * sst_i
break;
}
sst_write(FBIINIT1, fbiinit1);
if (IS_VOODOO2(sst_info)) {
if (IS_VOODOO2(par)) {
sst_write(FBIINIT6, fbiinit6);
fbiinit5=sst_read(FBIINIT5) & FBIINIT5_MASK ;
if (par->vmode & FB_VMODE_INTERLACED)
......@@ -1497,7 +1246,7 @@ static int sstfb_set_par(const struct sstfb_par * par, struct sstfb_info * sst_i
pci_write_config_dword(sst_dev, PCI_INIT_ENABLE, PCI_EN_FIFO_WR);
/* set lfbmode : set mode + front buffer for reads/writes
+ disable pipeline + disable byte swapping */
+ disable pipeline */
switch(par->bpp) {
case 16:
lfbmode = LFB_565;
......@@ -1517,6 +1266,16 @@ static int sstfb_set_par(const struct sstfb_par * par, struct sstfb_info * sst_i
break;
}
#if defined(__BIG_ENDIAN)
/* Enable byte-swizzle functionality in hardware.
* With this enabled, all our read- and write-accesses to
* the voodoo framebuffer can be done in native format, and
* the hardware will automatically convert it to little-endian.
* (tested on HP-PARISC, deller@gmx.de) */
lfbmode |= ( LFB_WORD_SWIZZLE_WR | LFB_BYTE_SWIZZLE_WR |
LFB_WORD_SWIZZLE_RD | LFB_BYTE_SWIZZLE_RD );
#endif
if (clipping) {
sst_write(LFBMODE, lfbmode | EN_PXL_PIPELINE);
/*
......@@ -1539,77 +1298,19 @@ static int sstfb_set_par(const struct sstfb_par * par, struct sstfb_info * sst_i
sst_write(LFBMODE, lfbmode );
}
sst_info->current_par = *par ;
return 1;
}
static void sst_set_vidmod_att_ti(struct sstfb_info * sst_info, const int bpp)
{
u8 cr0;
f_dprintk("sst_set_vidmod_att_ti(bpp: %d)\n", bpp);
sst_dac_write(DACREG_WMA, 0); /* backdoor */
sst_dac_read(DACREG_RMR); /* read 4 times RMR */
sst_dac_read(DACREG_RMR);
sst_dac_read(DACREG_RMR);
sst_dac_read(DACREG_RMR);
/* the fifth time, CR0 is read */
cr0 = sst_dac_read(DACREG_RMR);
sst_dac_write(DACREG_WMA, 0); /* backdoor */
sst_dac_read(DACREG_RMR); /* read 4 times RMR */
sst_dac_read(DACREG_RMR);
sst_dac_read(DACREG_RMR);
sst_dac_read(DACREG_RMR);
/* cr0 */
switch(bpp) {
case 16:
sst_dac_write(DACREG_RMR, (cr0 & 0x0f) | DACREG_CR0_16BPP);
break;
#ifdef EN_24_32_BPP
case 24:
case 32:
sst_dac_write(DACREG_RMR, (cr0 & 0x0f) | DACREG_CR0_24BPP);
break;
#endif
default:
dprintk("bug line %d: bad depth '%u'\n", __LINE__, bpp);
break;
}
}
static void sst_set_vidmod_ics(struct sstfb_info * sst_info, const int bpp)
{
f_dprintk("sst_set_vidmod_ics(bpp: %d)\n", bpp);
switch(bpp) {
case 16:
sst_dac_write(DACREG_ICS_CMD, DACREG_ICS_CMD_16BPP);
break;
#ifdef EN_24_32_BPP
case 24:
case 32:
sst_dac_write(DACREG_ICS_CMD, DACREG_ICS_CMD_24BPP);
break;
#endif
default:
dprintk("bug line %d: bad depth '%u'\n", __LINE__, bpp);
break;
}
}
static int __devinit sst_init(struct sstfb_info *sst_info)
static int __devinit sst_init(struct fb_info *info, struct sstfb_par *par)
{
u32 fbiinit0, fbiinit1, fbiinit4;
struct pci_dev *dev = par->dev;
struct pll_timing gfx_timings;
struct sst_spec * spec;
struct pci_dev * sst_dev = sst_info->dev;
int Fout;
u32 fbiinit0, fbiinit1, fbiinit4;
dprintk("sst_init\n"); //XXX
Dump_regs; //XXX
spec = &voodoo_spec[sst_info->type];
spec = &voodoo_spec[par->type];
f_dprintk("sst_init\n");
f_ddprintk(" fbiinit0 fbiinit1 fbiinit2 fbiinit3 fbiinit4 "
" fbiinit6\n");
......@@ -1617,10 +1318,10 @@ static int __devinit sst_init(struct sstfb_info *sst_info)
sst_read(FBIINIT0), sst_read(FBIINIT1), sst_read(FBIINIT2),
sst_read(FBIINIT3), sst_read(FBIINIT4), sst_read(FBIINIT6));
/* disable video clock */
pci_write_config_dword(sst_dev, PCI_VCLK_DISABLE,0);
pci_write_config_dword(dev, PCI_VCLK_DISABLE,0);
/* enable writing to init registers ,disable pci fifo*/
pci_write_config_dword(sst_dev, PCI_INIT_ENABLE, PCI_EN_INIT_WR);
pci_write_config_dword(dev, PCI_INIT_ENABLE, PCI_EN_INIT_WR);
/* reset video */
sst_set_bits(FBIINIT1, VIDEO_RESET);
sst_wait_idle();
......@@ -1639,29 +1340,29 @@ static int __devinit sst_init(struct sstfb_info *sst_info)
sst_unset_bits(FBIINIT2, EN_DRAM_REFRESH);
sst_wait_idle();
/* remap fbinit2/3 to dac */
pci_write_config_dword(sst_dev, PCI_INIT_ENABLE,
pci_write_config_dword(dev, PCI_INIT_ENABLE,
PCI_EN_INIT_WR | PCI_REMAP_DAC );
/* detect dac type */
if (!sst_detect_dactype(sst_info)) {
if (!sst_detect_dactype(info, par)) {
eprintk("Unknown dac type\n");
//FIXME watch it : we are not in a safe state , bad bad bad .
//FIXME watch it : we are not in a safe state, bad bad bad .
return 0;
}
/* set graphic clock */
sst_info->gfx_clock = spec->default_gfx_clock;
par->gfx_clock = spec->default_gfx_clock;
if ((gfxclk >10 ) && (gfxclk < spec->max_gfxclk)) {
iprintk ("Using supplied graphic freq : %dMHz\n", gfxclk);
sst_info->gfx_clock = gfxclk *1000;
iprintk("Using supplied graphic freq : %dMHz\n", gfxclk);
par->gfx_clock = gfxclk *1000;
} else if (gfxclk) {
wprintk ("You fool, %dMhz is way out of spec! Using default\n", gfxclk);
}
sst_calc_pll(sst_info->gfx_clock, &Fout, &gfx_timings);
sst_info->dac_sw.set_pll(sst_info, &gfx_timings, GFX_CLOCK);
sst_calc_pll(par->gfx_clock, &Fout, &gfx_timings);
par->dac_sw.set_pll(info, &gfx_timings, GFX_CLOCK);
/* disable fbiinit remap */
pci_write_config_dword(sst_dev, PCI_INIT_ENABLE,
pci_write_config_dword(dev, PCI_INIT_ENABLE,
PCI_EN_INIT_WR| PCI_EN_FIFO_WR );
/* defaults init registers */
/* FbiInit0: unreset gfx, unreset fifo */
......@@ -1689,42 +1390,42 @@ static int __devinit sst_init(struct sstfb_info *sst_info)
sst_wait_idle();
sst_write(FBIINIT4, fbiinit4);
sst_wait_idle();
if (IS_VOODOO2(sst_info)) {
if (IS_VOODOO2(par)) {
sst_write(FBIINIT6, FBIINIT6_DEFAULT);
sst_wait_idle();
}
pci_write_config_dword(sst_dev, PCI_INIT_ENABLE, PCI_EN_FIFO_WR );
pci_write_config_dword(sst_dev, PCI_VCLK_ENABLE, 0);
pci_write_config_dword(dev, PCI_INIT_ENABLE, PCI_EN_FIFO_WR );
pci_write_config_dword(dev, PCI_VCLK_ENABLE, 0);
return 1;
}
static void __devexit sst_shutdown(struct sstfb_info *sst_info)
static void __devexit sst_shutdown(struct fb_info *info)
{
struct pci_dev * sst_dev = sst_info->dev;
struct sstfb_par *par = (struct sstfb_par *) info->par;
struct pci_dev *dev = par->dev;
struct pll_timing gfx_timings;
int Fout;
f_dprintk("sst_shutdown\n");
/* reset video, gfx, fifo, disable dram + remap fbiinit2/3 */
pci_write_config_dword(sst_dev, PCI_INIT_ENABLE, PCI_EN_INIT_WR);
pci_write_config_dword(dev, PCI_INIT_ENABLE, PCI_EN_INIT_WR);
sst_set_bits(FBIINIT1, VIDEO_RESET | EN_BLANKING);
sst_unset_bits(FBIINIT2, EN_DRAM_REFRESH);
sst_set_bits(FBIINIT0, FBI_RESET | FIFO_RESET);
sst_wait_idle();
pci_write_config_dword(sst_dev, PCI_INIT_ENABLE,
pci_write_config_dword(dev, PCI_INIT_ENABLE,
PCI_EN_INIT_WR | PCI_REMAP_DAC );
/*set 20Mhz gfx clock */
sst_calc_pll(20000, &Fout, &gfx_timings);
sst_info->dac_sw.set_pll(sst_info, &gfx_timings, GFX_CLOCK);
par->dac_sw.set_pll(info, &gfx_timings, GFX_CLOCK);
/* TODO maybe shutdown the dac, vrefresh and so on... */
pci_write_config_dword(sst_dev, PCI_INIT_ENABLE,
pci_write_config_dword(dev, PCI_INIT_ENABLE,
PCI_EN_INIT_WR);
sst_unset_bits(FBIINIT0, FBI_RESET | FIFO_RESET | EN_VGA_PASSTHROUGH);
pci_write_config_dword(sst_dev, PCI_VCLK_DISABLE,0);
pci_write_config_dword(dev, PCI_VCLK_DISABLE,0);
/* maybe keep fbiinit* and PCI_INIT_enable in the fb_info struct at the beginining ? */
pci_write_config_dword(sst_dev, PCI_INIT_ENABLE, 0);
pci_write_config_dword(dev, PCI_INIT_ENABLE, 0);
}
......@@ -1769,35 +1470,31 @@ int __init sstfb_setup(char *options)
else if (!strncmp(this_opt, "dev:",4))
dev=simple_strtoul (this_opt+4, NULL, 0);
else
mode_option=this_opt;
mode_option = this_opt;
}
return 0;
}
int __devinit sstfb_init(void)
{
f_dprintk("sstfb_init\n");
dprintk("Compile date: "__DATE__" "__TIME__"\n");
return pci_module_init(&sstfb_driver);
}
void __devexit sstfb_exit(void)
{
f_dprintk("sstfb_exit\n");
pci_unregister_driver(&sstfb_driver);
}
#ifdef MODULE
module_init(sstfb_init);
module_exit(sstfb_exit);
#endif
static struct fb_ops sstfb_ops = {
.owner = THIS_MODULE,
.fb_check_var = sstfb_check_var,
.fb_set_par = sstfb_set_par,
.fb_setcolreg = sstfb_setcolreg,
.fb_fillrect = cfb_fillrect,
.fb_copyarea = cfb_copyarea,
.fb_imageblit = cfb_imageblit,
.fb_cursor = soft_cursor,
.fb_ioctl = sstfb_ioctl,
};
static int __devinit sstfb_probe(struct pci_dev *pdev, const struct pci_device_id *id)
{
struct sstfb_par *default_par;
struct fb_fix_screeninfo *fix;
struct fb_var_screeninfo var;
struct sstfb_info * sst_info;
struct sst_spec * spec;
int tmp,err;
struct sst_spec *spec;
struct fb_info *info;
int err;
f_dprintk("sstfb_probe\n");
/* dev > 0 the device is not the one asked for. skip */
......@@ -1805,268 +1502,275 @@ static int __devinit sstfb_probe(struct pci_dev *pdev, const struct pci_device_i
/* dev == -1 we already inited the asked device. skip */
/* dev < -1 init all devices. including this one. init */
if ((dev == -1 ) || (dev-- > 0))
return -1;
return -ENODEV;
if ((err=pci_enable_device(pdev))) {
eprintk("cannot enable device\n");
return err;
}
sst_info = (struct sstfb_info*)kmalloc(sizeof(*sst_info), GFP_KERNEL);
if (!sst_info)
goto fail_kmalloc;
pci_set_drvdata(pdev, sst_info);
sst_info->type = id->driver_data;
spec = &voodoo_spec[sst_info->type];
info = kmalloc(sizeof(struct fb_info) + sizeof(struct sstfb_par), GFP_KERNEL);
if (!info)
return -ENOMEM;
default_par = (struct sstfb_par *) (info + 1);
fix = &info->fix;
pci_set_drvdata(pdev, info);
default_par->type = id->driver_data;
spec = &voodoo_spec[default_par->type];
f_ddprintk("found device : %s\n", spec->name);
sst_info->dev = pdev;
pci_read_config_byte(pdev, PCI_REVISION_ID, &sst_info->revision);
default_par->dev = pdev;
pci_read_config_byte(pdev, PCI_REVISION_ID, &default_par->revision);
sst_info->mmio.base = pci_resource_start(pdev,0);
sst_info->video.base = sst_info->mmio.base+0x400000;
fix->mmio_start = pci_resource_start(pdev,0);
fix->smem_start = fix->mmio_start + 0x400000;
if (!request_mem_region(sst_info->mmio.base,0x400000,"sstfb MMIO")) {
eprintk ("cannot reserve mmio memory\n");
if (!request_mem_region(fix->mmio_start, 0x400000,"sstfb MMIO")) {
eprintk("cannot reserve mmio memory\n");
goto fail_mmio_mem;
}
if (!request_mem_region(sst_info->video.base,0x400000,"sstfb FB")) {
eprintk ("cannot reserve fb memory\n");
if (!request_mem_region(fix->smem_start, 0x400000,"sstfb FB")) {
eprintk("cannot reserve fb memory\n");
goto fail_fb_mem;
}
sst_info->mmio.vbase = (u_long) ioremap_nocache(sst_info->mmio.base, 0x400000);
if (!sst_info->mmio.vbase) {
default_par->mmio_vbase = (u_long) ioremap_nocache(fix->mmio_start, 0x400000);
if (!default_par->mmio_vbase) {
eprintk("cannot remap register area %#lx\n",
sst_info->mmio.base);
fix->mmio_start);
goto fail_mmio_remap;
}
sst_info->video.vbase = (u_long) ioremap_nocache(sst_info->video.base, 0x400000);
if (!sst_info->video.vbase) {
info->screen_base = ioremap_nocache(fix->smem_start, 0x400000);
if (!info->screen_base) {
eprintk("cannot remap framebuffer %#lx\n",
sst_info->video.base);
fix->smem_start);
goto fail_fb_remap;
}
if(!sst_init(sst_info)) {
if(!sst_init(info, default_par)) {
eprintk("Init failed\n");
goto fail;
}
sst_get_memsize(sst_info, &sst_info->video.len);
strncpy(sst_info->info.modename, spec->name, 16);
sst_get_memsize(info, (unsigned long *) &fix->smem_len);
strncpy(fix->id, spec->name, sizeof(fix->id));
iprintk("%s with %s dac\n", sst_info->info.modename, sst_info->dac_sw.name);
iprintk("%s with %s dac\n", fix->id, default_par->dac_sw.name);
iprintk("framebuffer at %#lx, mapped to %#lx,"
" size %ldMb\n",
sst_info->video.base, sst_info->video.vbase,
sst_info->video.len >> 20);
f_ddprintk("revision: %d\n", sst_info->revision);
f_ddprintk("regbase_virt: %#lx\n", sst_info->mmio.vbase);
f_ddprintk("membase_phys: %#lx\n", sst_info->video.base);
f_ddprintk("fbbase_virt: %#lx\n", sst_info->video.vbase);
sst_info->info.node = -1 ;
sst_info->info.flags = FBINFO_FLAG_DEFAULT;
sst_info->info.fbops = &sstfb_ops;
sst_info->info.disp = &sst_info->disp;
sst_info->info.changevar = NULL;
sst_info->info.switch_con = &sstfbcon_switch;
sst_info->info.updatevar = &sstfbcon_updatevar;
sst_info->info.blank = &sstfbcon_blank;
tmp=0;
var = sstfb_default;
if ( mode_option &&
fb_find_mode(&var, &sst_info->info, mode_option,
NULL, 0, NULL, 16)) {
if (sstfb_set_var(&var, -1, &sst_info->info)) {
" size %dMb\n",
fix->smem_start, (unsigned long) info->screen_base,
fix->smem_len >> 20);
f_ddprintk("revision: %d\n", default_par->revision);
f_ddprintk("regbase_virt: %#lx\n", default_par->mmio_vbase);
f_ddprintk("membase_phys: %#lx\n", fix->smem_start);
f_ddprintk("fbbase_virt: %#lx\n", info->screen_base);
info->node = NODEV;
info->flags = FBINFO_FLAG_DEFAULT;
info->fbops = &sstfb_ops;
info->par = default_par;
fix->mmio_len = 0x400000;
fix->type = FB_TYPE_PACKED_PIXELS;
fix->visual = FB_VISUAL_TRUECOLOR;
fix->accel = FB_ACCEL_NONE; /* FIXME */
/*
* According to the specs, the linelength must be of 1024 *pixels*.
* and the 24bpp mode is in fact a 32 bpp mode.
*/
fix->line_length= 2048; /* default value, for 24 or 32bit: 4096*/
if ( mode_option &&
fb_find_mode(&var, info, mode_option, NULL, 0, NULL, 16)) {
if (sstfb_check_var(&var, info)) {
eprintk("can't set supplied video mode. Using default\n");
var = sstfb_default;
} else {
/* set the new default */
sstfb_default = var;
tmp=1; /* no need to set the mode. */
}
}
if (!tmp && sstfb_set_var(&var, -1, &sst_info->info)) {
if (sstfb_check_var(&var, info)) {
eprintk("can't set default video mode.\n");
goto fail;
}
/*clear fb */
memset_io(sst_info->video.vbase, 0, sst_info->video.len);
/* print some squares ... */
sstfb_test16(sst_info); /* FIXME this is only for 16bpp */
fb_alloc_cmap(&info->cmap, 16, 0);
/* set the video mode */
sstfb_set_par(info);
/* sstfb_test16(info); */
/* register fb */
if (register_framebuffer(&sst_info->info) < 0) {
if (register_framebuffer(info) < 0) {
eprintk("can't register framebuffer.\n");
goto fail;
}
printk(KERN_INFO "fb%d: %s frame buffer device\n",
minor(sst_info->info.node),sst_info->info.modename);
minor(info->node), fix->id);
return 0;
fail:
iounmap((void *)sst_info->video.base);
iounmap(info->screen_base);
fail_fb_remap:
iounmap((void *)sst_info->mmio.base);
iounmap((void *)default_par->mmio_vbase);
fail_mmio_remap:
release_mem_region(sst_info->video.base,0x400000);
release_mem_region(fix->smem_start, 0x400000);
fail_fb_mem:
release_mem_region(sst_info->mmio.base,0x400000);
release_mem_region(fix->mmio_start, 0x400000);
fail_mmio_mem:
kfree(sst_info);
fail_kmalloc:
kfree(info);
return -ENXIO; /* no voodoo detected */
}
static void __devexit sstfb_remove(struct pci_dev *pdev)
{
struct sstfb_info * sst_info;
struct sstfb_par *par;
struct fb_info *info;
f_dprintk("sstfb_remove\n");
sst_info=pci_get_drvdata(pdev);
sst_shutdown(sst_info);
unregister_framebuffer(&sst_info->info);
iounmap((void*)sst_info->video.vbase);
iounmap((void*)sst_info->mmio.vbase);
release_mem_region(sst_info->video.base,0x400000);
release_mem_region(sst_info->mmio.base,0x400000);
kfree(sst_info);
info = pci_get_drvdata(pdev);
par = (struct sstfb_par *) info->par;
sst_shutdown(info);
unregister_framebuffer(info);
iounmap(info->screen_base);
iounmap((void*)par->mmio_vbase);
release_mem_region(info->fix.smem_start, info->fix.smem_len);
release_mem_region(info->fix.mmio_start, info->fix.mmio_len);
kfree(info);
}
/*
* console driver
*/
static int sstfbcon_switch(int con, struct fb_info *info)
{
#define sst_info ((struct sstfb_info *) info)
struct sstfb_par par;
f_dprintk("sstfbcon_switch(con: %d)\n",con);
f_ddprintk("currcon: %d\n", sst_info->currcon);
v_dprintk("currcon: %d\n", sst_info->currcon);
static struct pci_device_id sstfb_id_tbl[] __devinitdata = {
{ PCI_VENDOR_ID_3DFX, PCI_DEVICE_ID_3DFX_VOODOO,
PCI_ANY_ID, PCI_ANY_ID, 0, 0, ID_VOODOO1 },
{ PCI_VENDOR_ID_3DFX, PCI_DEVICE_ID_3DFX_VOODOO2,
PCI_ANY_ID, PCI_ANY_ID, 0, 0, ID_VOODOO2 },
{ 0 },
};
if (sst_info->currcon >= 0) {
if (fb_display[sst_info->currcon].cmap.len)
fb_get_cmap(&fb_display[sst_info->currcon].cmap, 1,
sstfb_getcolreg, info);
}
sst_info->currcon = con;
fb_display[con].var.activate = FB_ACTIVATE_NOW;
static struct pci_driver sstfb_driver = {
.name = "sstfb",
.id_table = sstfb_id_tbl,
.probe = sstfb_probe,
.remove = __devexit_p(sstfb_remove),
};
print_var(&fb_display[con].var, "&fb_display[con: %d].var",con);
sstfb_decode_var(&fb_display[con].var, &par, sst_info);
if (memcmp(&par,&(sst_info->current_par),sizeof(par))) {
sstfb_set_par(&par, sst_info);
}
sstfb_install_cmap(con, info);
return 0;
#undef sst_info
}
static int sstfbcon_updatevar(int con, struct fb_info *info)
int __devinit sstfb_init(void)
{
f_dprintk("sstfbcon_updatevar\n");
return -EINVAL;
f_dprintk("sstfb_init\n");
dprintk("Compile date: "__DATE__" "__TIME__"\n");
return pci_module_init(&sstfb_driver);
}
static void sstfbcon_blank(int blank, struct fb_info *info)
void __devexit sstfb_exit(void)
{
f_dprintk("sstfbcon_blank(level %d)\n", blank);
f_dprintk("sstfb_exit\n");
pci_unregister_driver(&sstfb_driver);
}
/*
* console driver
*/
#if 1
/* print some squares on the fb (presuming 16bpp) */
static void sstfb_test16(struct sstfb_info *sst_info)
static void sstfb_test16(struct fb_info *info)
{
int i,j;
u_long fbbase_virt = (u_long) info->screen_base;
u_long p;
u_long fbbase_virt = sst_info->video.vbase;
int i,j;
f_dprintk("sstfb_test16\n");
/* rect blanc 20x100+200+0 */
for (i=0 ; i< 100; i++) {
p = fbbase_virt + 2048 *i+400;
for (j=0 ; j < 10 ; j++) {
writel( 0xffffffff, p);
p+=4;
/* draw white rect 20x100+200+0 */
for (i=0 ; i<100; i++) {
p = fbbase_virt + 2048*i+400;
for (j=0 ; j<10 ; j++) {
writel(0xffffffff, p);
p += 4;
}
}
/* rect bleu 180x200+0+0 */
for (i=0 ; i< 200; i++) {
p = fbbase_virt + 2048 *i;
for (j=0 ; j < 90 ; j++) {
writel(0x001f001f,p);
p+=4;
/* draw blue rect 180x200+0+0 */
for (i=0 ; i<200; i++) {
p = fbbase_virt + 2048*i;
for (j=0 ; j<90 ; j++) {
writel(0x001f001f, p);
p += 4;
}
}
/* carre vert 40x40+100+0 */
for (i=0 ; i< 40 ; i++) {
p = fbbase_virt + 2048 *i + 200;
/* draw green rect 40x40+100+0 */
for (i=0 ; i<40 ; i++) {
p = fbbase_virt + 2048*i + 200;
for (j=0; j <20;j++) {
writel(0x07e007e0, p);
p+=4;
p += 4;
}
}
/*carre rouge 40x40+100+40 */
/* draw red rect 40x40+100+40 */
for (i=0; i<40; i++) {
p = fbbase_virt + 2048 * (i+40) + 200;
for (j=0; j <20;j++) {
writel( 0xf800f800, p);
p+=4;
for (j=0; j<20;j++) {
writel(0xf800f800, p);
p += 4;
}
}
}
#endif
/* print some squares on the fb (24/32bpp) */
#ifdef EN_24_32_BPP
static void sstfb_test32(struct sstfb_info *sst_info)
/* print some squares on the fb (24/32bpp) */
static void sstfb_test32(struct fb_info *info)
{
int i,j;
u_long p;
u_long fbbase_virt = sst_info->video.vbase;
u_long fbbase_virt = info->screen_base;
f_dprintk("sstfb_test32\n");
/* rect blanc 20x100+200+0 */
for (i=0 ; i< 100; i++) {
/* draw white rect 20x100+200+0 */
for (i=0 ; i<100; i++) {
p = fbbase_virt + 4096*i + 800;
for (j=0 ; j < 20 ; j++) {
writel( 0x00ffffff, p);
p+=4;
for (j=0 ; j<20; j++) {
writel(0x00ffffff, p);
p += 4;
}
}
/* rect bleu 180x200+0+0 */
for (i=0 ; i< 200; i++) {
p = fbbase_virt + 4096 * i;
for (j=0 ; j < 180 ; j++) {
/* draw blue rect 180x200+0+0 */
for (i=0 ; i<200; i++) {
p = fbbase_virt + 4096*i;
for (j=0 ; j<180; j++) {
writel(0x000000ff,p);
p+=4;
p += 4;
}
}
/* carre vert 40x40+100+0 */
for (i=0 ; i< 40 ; i++) {
p = fbbase_virt + 4096 *i + 400;
for (j=0; j <40;j++) {
/* draw green rect 40x40+100+0 */
for (i=0 ; i<40 ; i++) {
p = fbbase_virt + 4096*i + 400;
for (j=0; j<40; j++) {
writel(0x0000ff00, p);
p+=4;
p += 4;
}
}
/*carre rouge 40x40+100+10 */
/* draw red rect 40x40+100+10 */
for (i=0; i<40; i++) {
p = fbbase_virt + 4096 * (i+40) + 400;
for (j=0; j <40;j++) {
writel( 0x00ff0000, p);
p+=4;
for (j=0; j<40; j++) {
writel(0x00ff0000, p);
p += 4;
}
}
}
#endif /* EN_24_32_BPP */
#endif
#ifdef MODULE
module_init(sstfb_init);
module_exit(sstfb_exit);
#endif
MODULE_AUTHOR("(c) 2000,2002 Ghozlane Toumi <gtoumi@laposte.net>");
MODULE_DESCRIPTION("FBDev driver for 3dfx Voodoo Graphics and Voodoo2 based video boards");
......@@ -2087,57 +1791,3 @@ MODULE_PARM_DESC(slowpci, "Uses slow PCI settings (0 or 1) (default=0)");
MODULE_PARM(dev,"i");
MODULE_PARM_DESC(dev , "Attach to device ID (0..n) (default=1st device)");
/*
* Overrides for Emacs so that we follow Linus's tabbing style.
* ---------------------------------------------------------------------------
* Local variables:
* c-basic-offset: 8
* End:
*/
#if 1
void __Dump_regs (struct sstfb_info * sst_info)
{
struct { u32 reg ; char * reg_name;} pci_regs [] = {
{ PCI_INIT_ENABLE, "initenable"},
{ PCI_VCLK_ENABLE, "enable vclk"},
{ PCI_VCLK_DISABLE, "disable vclk"},
};
struct { u32 reg ; char * reg_name;} sst_regs [] = {
{FBIINIT0,"fbiinit0"},
{FBIINIT1,"fbiinit1"},
{FBIINIT2,"fbiinit2"},
{FBIINIT3,"fbiinit3"},
{FBIINIT4,"fbiinit4"},
{FBIINIT5,"fbiinit5"},
{FBIINIT6,"fbiinit6"},
{FBIINIT7,"fbiinit7"},
{LFBMODE,"lfbmode"},
{FBZMODE,"fbzmode"},
};
int pci_s = sizeof(pci_regs)/sizeof(*pci_regs);
int sst_s = sizeof(sst_regs)/sizeof(*sst_regs);
u32 pci_res[pci_s];
u32 sst_res[sst_s];
struct pci_dev * dev = sst_info->dev;
int i;
for (i=0; i < pci_s ; i++ ) {
pci_read_config_dword ( dev, pci_regs[i].reg , &pci_res[i]) ;
}
for (i=0; i < sst_s ; i++ ) {
sst_res[i]=sst_read(sst_regs[i].reg);
}
dprintk ("Dump regs\n");
for (i=0; i < pci_s ; i++ ) {
dprintk("%s = %0#10x\n", pci_regs[i].reg_name , pci_res[i]) ;
}
for (i=0; i < sst_s ; i++ ) {
dprintk("%s = %0#10x\n", sst_regs[i].reg_name , sst_res[i]) ;
}
}
#endif
drivers/video/sstfb.h
View file @ c72757b4
......@@ -4,8 +4,6 @@
* Copyright (c) 2000,2001 Ghozlane Toumi <gtoumi@messel.emse.fr>
*
* Created 28 Aug 2001 by Ghozlane Toumi
*
* $Id: sstfb.h,v 1.8 2002/05/10 19:35:11 ghoz Exp $
*/
......@@ -25,7 +23,6 @@
# undef SST_DEBUG_REG
# undef SST_DEBUG_FUNC
# undef SST_DEBUG_VAR
# undef SST_DEBUG_IOCTL
#endif
#if (SST_DEBUG_REG > 0)
......@@ -73,8 +70,6 @@
#define wprintk(X...) printk(KERN_WARNING "sstfb: " X)
#define BIT(x) (1ul<<(x))
#define PS2KHZ(a) (1000000000UL/(a)) /* picoseconds to KHz */
#define KHZ2PS(a) (1000000000UL/(a))
#define POW2(x) (1ul<<(x))
#ifndef ABS
......@@ -114,7 +109,11 @@
# define RD_BUFF_FRONT 0 /* read buff select (front) */
# define RD_BUFF_BACK (1 << 6) /* back */
# define EN_PXL_PIPELINE BIT(8) /* pixel pipeline (clip..)*/
# define LFB_WORD_SWIZZLE_WR BIT(11) /* enable write-wordswap (big-endian) */
# define LFB_BYTE_SWIZZLE_WR BIT(12) /* enable write-byteswap (big-endian) */
# define LFB_INVERT_Y BIT(13) /* invert Y origin (LFB) */
# define LFB_WORD_SWIZZLE_RD BIT(15) /* enable read-wordswap (big-endian) */
# define LFB_BYTE_SWIZZLE_RD BIT(16) /* enable read-byteswap (big-endian) */
#define CLIP_LEFT_RIGHT 0x0118
#define CLIP_LOWY_HIGHY 0x011c
#define NOPCMD 0x0120
......@@ -305,9 +304,9 @@ struct sstfb_info;
struct dac_switch {
char * name;
int (*detect) (struct sstfb_info *sst_info);
int (*set_pll) (struct sstfb_info *sst_info, const struct pll_timing *t, const int clock);
void (*set_vidmod) (struct sstfb_info *sst_info, const int bpp);
int (*detect) (struct fb_info *info);
int (*set_pll) (struct fb_info *info, const struct pll_timing *t, const int clock);
void (*set_vidmod) (struct fb_info *info, const int bpp);
};
struct sst_spec {
......@@ -332,51 +331,12 @@ struct sstfb_par {
unsigned int vmode; /* doublescan/interlaced */
unsigned int sync; /* H/V sync polarity */
unsigned int valid; /* par is correct (fool proof) */
};
struct sstfb_info {
struct fb_info info;
struct sstfb_par current_par;
struct pci_dev * dev;
struct {
unsigned long base; /* physical */
unsigned long vbase; /* virtual (CPU view) */
unsigned long len;
} video; /* fb memory info */
struct {
unsigned long base;
unsigned long vbase;
} mmio; /* registers memory info */
unsigned long mmio_vbase;
struct dac_switch dac_sw; /* dac specific functions */
struct pci_dev *dev;
int type;
u8 revision;
/* status */
/*XXX int configured;
int indexed_mode;
int vgapass;
int clipping; */
int gfx_clock;
int currcon;
struct display disp; /* current display */
struct { u_int red, green, blue, transp; } palette[16];
union {
#ifdef FBCON_HAS_CFB16
u16 cfb16[16];
#endif
#ifdef EN_24_32_BPP
#if defined (FBCON_HAS_CFB24) || defined(FBCON_HAS_CFB32)
u32 cfb32[16];
#endif
#endif
} fbcon_cmap;
int gfx_clock; /* status */
};
#endif /* _SSTFB_H_ */
drivers/video/tdfxfb.c
View file @ c72757b4
......@@ -1212,9 +1212,6 @@ static int __devinit tdfxfb_probe(struct pci_dev *pdev,
printk("fb: %s memory = %dK\n", tdfx_fix.id, tdfx_fix.smem_len >> 10);
/* clear framebuffer memory */
memset_io(info->screen_base, 0, tdfx_fix.smem_len);
tdfx_fix.ypanstep = nopan ? 0 : 1;
tdfx_fix.ywrapstep = nowrap ? 0 : 1;
......
include/linux/fb.h
View file @ c72757b4
......@@ -457,9 +457,9 @@ extern void cfb_imageblit(struct fb_info *info, struct fb_image *image);
/* drivers/video/fbmem.c */
extern int register_framebuffer(struct fb_info *fb_info);
extern int unregister_framebuffer(struct fb_info *fb_info);
extern int num_registered_fb;
extern int fb_show_logo(struct fb_info *fb_info);
extern struct fb_info *registered_fb[FB_MAX];
extern int num_registered_fb;
/* drivers/video/fbmon.c */
extern int fbmon_valid_timings(u_int pixclock, u_int htotal, u_int vtotal,
......
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