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Commit b64c5b15 authored by James Simmons's avatar James Simmons
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Reversed a mistake in cyber200fb.c Finshed porting the 3Dfx driver over to the new api.

parent ca980f75
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Showing with 655 additions and 1748 deletions
drivers/video/cyber2000fb.c
View file @ b64c5b15
......@@ -1729,8 +1729,9 @@ static int cyberpro_pci_resume(struct pci_dev *dev)
}
static struct pci_device_id cyberpro_pci_table[] __devinitdata = {
{ PCI_VENDOR_ID_INTERG, PCI_DEVICE_ID_INTERG_1682,
PCI_ANY_ID, PCI_ANY_ID, 0, 0, ID_IGA_1682 },
// Not yet
// { PCI_VENDOR_ID_INTERG, PCI_DEVICE_ID_INTERG_1682,
// PCI_ANY_ID, PCI_ANY_ID, 0, 0, ID_IGA_1682 },
{ PCI_VENDOR_ID_INTERG, PCI_DEVICE_ID_INTERG_2000,
PCI_ANY_ID, PCI_ANY_ID, 0, 0, ID_CYBERPRO_2000 },
{ PCI_VENDOR_ID_INTERG, PCI_DEVICE_ID_INTERG_2010,
......
drivers/video/tdfxfb.c
View file @ b64c5b15
......@@ -18,12 +18,12 @@
* Voodoo3 support was contributed Harold Oga. Lots of additions
* (proper acceleration, 24 bpp, hardware cursor) and bug fixes by Attila
* Kesmarki. Thanks guys!
*
*
* Voodoo1 and Voodoo2 support aren't relevant to this driver as they
* behave very differently from the Voodoo3/4/5. For anyone wanting to
* use frame buffer on the Voodoo1/2, see the sstfb driver (which is
* located at http://www.sourceforge.net/projects/sstfb).
*
*
* While I _am_ grateful to 3Dfx for releasing the specs for Banshee,
* I do wish the next version is a bit more complete. Without the XF86
* patches I couldn't have gotten even this far... for instance, the
......@@ -76,374 +76,187 @@
#include <linux/timer.h>
#include <linux/spinlock.h>
#include <linux/kd.h>
#include <linux/console.h>
#include <linux/selection.h>
#include <linux/vt_kern.h>
#ifdef CONFIG_MTRR
#include <asm/mtrr.h>
#endif
#include <video/tdfx.h>
#include <video/fbcon.h>
#ifndef PCI_DEVICE_ID_3DFX_VOODOO5
#define PCI_DEVICE_ID_3DFX_VOODOO5 0x0009
#define PCI_DEVICE_ID_3DFX_VOODOO5 0x0009
#endif
#define TDFXF_HSYNC_ACT_HIGH 0x01
#define TDFXF_HSYNC_ACT_LOW 0x02
#define TDFXF_VSYNC_ACT_HIGH 0x04
#define TDFXF_VSYNC_ACT_LOW 0x08
#define TDFXF_LINE_DOUBLE 0x10
#define TDFXF_VIDEO_ENABLE 0x20
#define TDFXF_HSYNC_MASK 0x03
#define TDFXF_VSYNC_MASK 0x0c
//#define TDFXFB_DEBUG
#undef TDFXFB_DEBUG
#ifdef TDFXFB_DEBUG
#define DPRINTK(a,b...) printk(KERN_DEBUG "fb: %s: " a, __FUNCTION__ , ## b)
#else
#define DPRINTK(a,b...)
#endif
#endif
#define BANSHEE_MAX_PIXCLOCK 270000.0
#define VOODOO3_MAX_PIXCLOCK 300000.0
#define VOODOO5_MAX_PIXCLOCK 350000.0
struct tdfxfb_par {
u32 pixclock;
u32 baseline;
u32 width;
u32 height;
u32 width_virt;
u32 height_virt;
u32 lpitch; /* line pitch, in bytes */
u32 ppitch; /* pixel pitch, in bits */
u32 bpp;
u32 hdispend;
u32 hsyncsta;
u32 hsyncend;
u32 htotal;
u32 vdispend;
u32 vsyncsta;
u32 vsyncend;
u32 vtotal;
u32 video;
u32 accel_flags;
u32 cmap_len;
static struct fb_fix_screeninfo tdfx_fix __initdata = {
"3Dfx", (unsigned long) NULL, 0, FB_TYPE_PACKED_PIXELS, 0,
FB_VISUAL_PSEUDOCOLOR, 0, 1, 1, 0, (unsigned long) NULL, 0,
FB_ACCEL_3DFX_BANSHEE
};
struct fb_info_tdfx {
struct fb_info fb_info;
u16 dev;
u32 max_pixclock;
unsigned long regbase_phys;
void *regbase_virt;
unsigned long regbase_size;
unsigned long bufbase_phys;
void *bufbase_virt;
unsigned long bufbase_size;
unsigned long iobase;
struct {
unsigned red, green, blue, pad;
} palette[256];
struct tdfxfb_par default_par;
struct tdfxfb_par current_par;
struct display disp;
#if defined(FBCON_HAS_CFB16) || defined(FBCON_HAS_CFB24) || defined(FBCON_HAS_CFB32)
union {
#ifdef FBCON_HAS_CFB16
u16 cfb16[16];
#endif
#ifdef FBCON_HAS_CFB24
u32 cfb24[16];
#endif
#ifdef FBCON_HAS_CFB32
u32 cfb32[16];
#endif
} fbcon_cmap;
#endif
struct {
int type;
int state;
int w, u, d;
int x, y, redraw;
unsigned long enable, disable;
unsigned long cursorimage;
struct timer_list timer;
} cursor;
spinlock_t DAClock;
#ifdef CONFIG_MTRR
int mtrr_idx;
#endif
static struct fb_var_screeninfo tdfx_var __initdata = {
/* "640x480, 8 bpp @ 60 Hz */
640, 480, 640, 1024, 0, 0, 8, 0,
{0, 8, 0}, {0, 8, 0}, {0, 8, 0}, {0, 0, 0},
0, FB_ACTIVATE_NOW, -1, -1, FB_ACCELF_TEXT,
39722, 40, 24, 32, 11, 96, 2,
0, FB_VMODE_NONINTERLACED
};
/*
* Frame buffer device API
*/
static int tdfxfb_get_fix(struct fb_fix_screeninfo *fix,
int con, struct fb_info *fb);
static int tdfxfb_get_var(struct fb_var_screeninfo *var,
int con, struct fb_info *fb);
static int tdfxfb_set_var(struct fb_var_screeninfo *var,
int con, struct fb_info *fb);
static int tdfxfb_setcolreg(u_int regno,
u_int red,
u_int green,
u_int blue, u_int transp, struct fb_info *fb);
static int tdfxfb_pan_display(struct fb_var_screeninfo *var,
int con, struct fb_info *fb);
static int tdfxfb_get_cmap(struct fb_cmap *cmap,
int kspc, int con, struct fb_info *info);
static int tdfxfb_set_cmap(struct fb_cmap *cmap,
int kspc, int con, struct fb_info *info);
/*
* Interface to the low level console driver
*/
static int tdfxfb_switch_con(int con, struct fb_info *fb);
static int tdfxfb_updatevar(int con, struct fb_info *fb);
static int tdfxfb_blank(int blank, struct fb_info *fb);
/*
* Internal routines
*/
static void tdfxfb_set_par(const struct tdfxfb_par *par,
struct fb_info_tdfx *info);
static int tdfxfb_decode_var(const struct fb_var_screeninfo *var,
struct tdfxfb_par *par,
const struct fb_info_tdfx *info);
static int tdfxfb_encode_var(struct fb_var_screeninfo *var,
const struct tdfxfb_par *par,
const struct fb_info_tdfx *info);
static int tdfxfb_encode_fix(struct fb_fix_screeninfo *fix,
const struct tdfxfb_par *par,
const struct fb_info_tdfx *info);
static void tdfxfb_set_dispsw(struct display *disp,
struct fb_info_tdfx *info,
int bpp, int accel);
static int tdfxfb_getcolreg(u_int regno,
u_int * red,
u_int * green,
u_int * blue,
u_int * transp, struct fb_info *fb);
static void tdfxfb_hwcursor_init(void);
static void tdfxfb_createcursorshape(struct display *p);
static void tdfxfb_createcursor(struct display *p);
/*
* do_xxx: Hardware-specific functions
*/
static void do_pan_var(struct fb_var_screeninfo *var,
struct fb_info_tdfx *i);
static void do_flashcursor(unsigned long ptr);
static void do_bitblt(u32 curx, u32 cury, u32 dstx, u32 dsty,
u32 width, u32 height, u32 stride, u32 bpp);
static void do_fillrect(u32 x, u32 y, u32 w, u32 h,
u32 color, u32 stride, u32 bpp, u32 rop);
static void do_putc(u32 fgx, u32 bgx, struct display *p,
int c, int yy, int xx);
static void do_putcs(u32 fgx, u32 bgx, struct display *p,
const unsigned short *s, int count, int yy, int xx);
static u32 do_calc_pll(int freq, int *freq_out);
static void do_write_regs(struct banshee_reg *reg);
static unsigned long do_lfb_size(void);
/*
* Interface used by the world
*/
int tdfxfb_init(void);
void tdfxfb_setup(char *options, int *ints);
/*
* PCI driver prototypes
*/
static int tdfxfb_probe(struct pci_dev *pdev,
const struct pci_device_id *id);
static int tdfxfb_probe(struct pci_dev *pdev, const struct pci_device_id *id);
static void tdfxfb_remove(struct pci_dev *pdev);
static struct fb_ops tdfxfb_ops = {
owner:THIS_MODULE,
fb_get_fix:tdfxfb_get_fix,
fb_get_var:tdfxfb_get_var,
fb_set_var:tdfxfb_set_var,
fb_get_cmap:tdfxfb_get_cmap,
fb_set_cmap:tdfxfb_set_cmap,
fb_setcolreg:tdfxfb_setcolreg,
fb_pan_display:tdfxfb_pan_display,
fb_blank:tdfxfb_blank,
};
static struct pci_device_id tdfxfb_id_table[] __devinitdata = {
{PCI_VENDOR_ID_3DFX, PCI_DEVICE_ID_3DFX_BANSHEE,
PCI_ANY_ID, PCI_ANY_ID, PCI_BASE_CLASS_DISPLAY << 16,
0xff0000, 0},
{PCI_VENDOR_ID_3DFX, PCI_DEVICE_ID_3DFX_VOODOO3,
PCI_ANY_ID, PCI_ANY_ID, PCI_BASE_CLASS_DISPLAY << 16,
0xff0000, 0},
{PCI_VENDOR_ID_3DFX, PCI_DEVICE_ID_3DFX_VOODOO5,
PCI_ANY_ID, PCI_ANY_ID, PCI_BASE_CLASS_DISPLAY << 16,
0xff0000, 0},
{0,}
{ PCI_VENDOR_ID_3DFX, PCI_DEVICE_ID_3DFX_BANSHEE,
PCI_ANY_ID, PCI_ANY_ID, PCI_BASE_CLASS_DISPLAY << 16,
0xff0000, 0 },
{ PCI_VENDOR_ID_3DFX, PCI_DEVICE_ID_3DFX_VOODOO3,
PCI_ANY_ID, PCI_ANY_ID, PCI_BASE_CLASS_DISPLAY << 16,
0xff0000, 0 },
{ PCI_VENDOR_ID_3DFX, PCI_DEVICE_ID_3DFX_VOODOO5,
PCI_ANY_ID, PCI_ANY_ID, PCI_BASE_CLASS_DISPLAY << 16,
0xff0000, 0 },
{ 0, }
};
static struct pci_driver tdfxfb_driver = {
name:"tdfxfb",
id_table:tdfxfb_id_table,
probe:tdfxfb_probe,
remove:__devexit_p(tdfxfb_remove),
name: "tdfxfb",
id_table: tdfxfb_id_table,
probe: tdfxfb_probe,
remove: tdfxfb_remove,
};
MODULE_DEVICE_TABLE(pci, tdfxfb_id_table);
struct mode {
char *name;
struct fb_var_screeninfo var;
} mode;
/* 2.3.x kernels have a fb mode database, so supply only one backup default */
struct mode default_mode[] = {
{"640x480-8@60", /* @ 60 Hz */
{
640, 480, 640, 1024, 0, 0, 8, 0,
{0, 8, 0}, {0, 8, 0}, {0, 8, 0}, {0, 0, 0},
0, FB_ACTIVATE_NOW, -1, -1, FB_ACCELF_TEXT,
39722, 40, 24, 32, 11, 96, 2,
0, FB_VMODE_NONINTERLACED}
}
/*
* Frame buffer device API
*/
int tdfxfb_init(void);
void tdfxfb_setup(char *options, int *ints);
static int tdfxfb_check_var(struct fb_var_screeninfo *var, struct fb_info *fb);
static int tdfxfb_set_par(struct fb_info *info);
static int tdfxfb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
u_int transp, struct fb_info *info);
static int tdfxfb_blank(int blank, struct fb_info *info);
static int tdfxfb_pan_display(struct fb_var_screeninfo *var, int con, struct fb_info *info);
static void tdfxfb_fillrect(struct fb_info *info, struct fb_fillrect *rect);
static void tdfxfb_copyarea(struct fb_info *info, struct fb_copyarea *area);
static void tdfxfb_imageblit(struct fb_info *info, struct fb_image *image);
static struct fb_ops tdfxfb_ops = {
owner: THIS_MODULE,
fb_get_fix: gen_get_fix,
fb_get_var: gen_get_var,
fb_set_var: gen_set_var,
fb_get_cmap: gen_get_cmap,
fb_set_cmap: gen_set_cmap,
fb_check_var: tdfxfb_check_var,
fb_set_par: tdfxfb_set_par,
fb_setcolreg: tdfxfb_setcolreg,
fb_blank: tdfxfb_blank,
fb_pan_display: tdfxfb_pan_display,
fb_fillrect: tdfxfb_fillrect,
fb_copyarea: tdfxfb_copyarea,
fb_imageblit: tdfxfb_imageblit,
};
static struct fb_info_tdfx fb_info;
/*
* do_xxx: Hardware-specific functions
*/
static u32 do_calc_pll(int freq, int *freq_out);
static void do_write_regs(struct banshee_reg *reg);
static unsigned long do_lfb_size(unsigned short);
static int noaccel = 0;
static int nopan = 0;
static int nowrap = 1; // not implemented (yet)
static int inverse = 0;
#ifdef CONFIG_MTRR
static int nomtrr = 0;
#endif
static int nohwcursor = 0;
static char __initdata fontname[40] = { 0 };
/*
* Driver data
*/
static struct tdfx_par default_par;
static int nopan = 0;
static int nowrap = 1; // not implemented (yet)
static int inverse = 0;
static char *mode_option __initdata = NULL;
/* -------------------------------------------------------------------------
* Hardware-specific funcions
* ------------------------------------------------------------------------- */
#ifdef VGA_REG_IO
static inline u8 vga_inb(u32 reg)
{
return inb(reg);
}
static inline u16 vga_inw(u32 reg)
{
return inw(reg);
}
static inline u16 vga_inl(u32 reg)
{
return inl(reg);
}
#ifdef VGA_REG_IO
static inline u8 vga_inb(u32 reg) { return inb(reg); }
static inline u16 vga_inw(u32 reg) { return inw(reg); }
static inline u16 vga_inl(u32 reg) { return inl(reg); }
static inline void vga_outb(u32 reg, u8 val)
{
outb(val, reg);
}
static inline void vga_outw(u32 reg, u16 val)
{
outw(val, reg);
}
static inline void vga_outl(u32 reg, u32 val)
{
outl(val, reg);
}
static inline void vga_outb(u32 reg, u8 val) { outb(val, reg); }
static inline void vga_outw(u32 reg, u16 val) { outw(val, reg); }
static inline void vga_outl(u32 reg, u32 val) { outl(val, reg); }
#else
static inline u8 vga_inb(u32 reg)
{
return inb(fb_info.iobase + reg - 0x300);
static inline u8 vga_inb(u32 reg) {
return inb(default_par.iobase + reg - 0x300);
}
static inline u16 vga_inw(u32 reg)
{
return inw(fb_info.iobase + reg - 0x300);
static inline u16 vga_inw(u32 reg) {
return inw(default_par.iobase + reg - 0x300);
}
static inline u16 vga_inl(u32 reg)
{
return inl(fb_info.iobase + reg - 0x300);
static inline u16 vga_inl(u32 reg) {
return inl(default_par.iobase + reg - 0x300);
}
static inline void vga_outb(u32 reg, u8 val)
{
outb(val, fb_info.iobase + reg - 0x300);
static inline void vga_outb(u32 reg, u8 val) {
outb(val, default_par.iobase + reg - 0x300);
}
static inline void vga_outw(u32 reg, u16 val)
{
outw(val, fb_info.iobase + reg - 0x300);
static inline void vga_outw(u32 reg, u16 val) {
outw(val, default_par.iobase + reg - 0x300);
}
static inline void vga_outl(u32 reg, u32 val)
{
outl(val, fb_info.iobase + reg - 0x300);
static inline void vga_outl(u32 reg, u32 val) {
outl(val, default_par.iobase + reg - 0x300);
}
#endif
static inline void gra_outb(u32 idx, u8 val)
{
vga_outb(GRA_I, idx);
vga_outb(GRA_D, val);
static inline void gra_outb(u32 idx, u8 val) {
vga_outb(GRA_I, idx); vga_outb(GRA_D, val);
}
static inline u8 gra_inb(u32 idx)
{
vga_outb(GRA_I, idx);
return vga_inb(GRA_D);
static inline u8 gra_inb(u32 idx) {
vga_outb(GRA_I, idx); return vga_inb(GRA_D);
}
static inline void seq_outb(u32 idx, u8 val)
{
vga_outb(SEQ_I, idx);
vga_outb(SEQ_D, val);
static inline void seq_outb(u32 idx, u8 val) {
vga_outb(SEQ_I, idx); vga_outb(SEQ_D, val);
}
static inline u8 seq_inb(u32 idx)
{
vga_outb(SEQ_I, idx);
return vga_inb(SEQ_D);
static inline u8 seq_inb(u32 idx) {
vga_outb(SEQ_I, idx); return vga_inb(SEQ_D);
}
static inline void crt_outb(u32 idx, u8 val)
{
vga_outb(CRT_I, idx);
vga_outb(CRT_D, val);
static inline void crt_outb(u32 idx, u8 val) {
vga_outb(CRT_I, idx); vga_outb(CRT_D, val);
}
static inline u8 crt_inb(u32 idx)
{
vga_outb(CRT_I, idx);
return vga_inb(CRT_D);
static inline u8 crt_inb(u32 idx) {
vga_outb(CRT_I, idx); return vga_inb(CRT_D);
}
static inline void att_outb(u32 idx, u8 val)
static inline void att_outb(u32 idx, u8 val)
{
unsigned char tmp;
tmp = vga_inb(IS1_R);
vga_outb(ATT_IW, idx);
vga_outb(ATT_IW, val);
}
static inline u8 att_inb(u32 idx)
static inline u8 att_inb(u32 idx)
{
unsigned char tmp;
tmp = vga_inb(IS1_R);
vga_outb(ATT_IW, idx);
return vga_inb(ATT_IW);
......@@ -452,6 +265,7 @@ static inline u8 att_inb(u32 idx)
static inline void vga_disable_video(void)
{
unsigned char s;
s = seq_inb(0x01) | 0x20;
seq_outb(0x00, 0x01);
seq_outb(0x01, s);
......@@ -461,6 +275,7 @@ static inline void vga_disable_video(void)
static inline void vga_enable_video(void)
{
unsigned char s;
s = seq_inb(0x01) & 0xdf;
seq_outb(0x00, 0x01);
seq_outb(0x01, s);
......@@ -479,21 +294,21 @@ static inline void vga_enable_palette(void)
vga_outb(ATT_IW, 0x20);
}
static inline u32 tdfx_inl(unsigned int reg)
static inline u32 tdfx_inl(unsigned int reg)
{
return readl(fb_info.regbase_virt + reg);
return readl(default_par.regbase_virt + reg);
}
static inline void tdfx_outl(unsigned int reg, u32 val)
{
writel(val, fb_info.regbase_virt + reg);
writel(val, default_par.regbase_virt + reg);
}
static inline void banshee_make_room(int size)
{
while ((tdfx_inl(STATUS) & 0x1f) < size);
while((tdfx_inl(STATUS) & 0x1f) < size);
}
static inline void banshee_wait_idle(void)
{
int i = 0;
......@@ -501,10 +316,9 @@ static inline void banshee_wait_idle(void)
banshee_make_room(1);
tdfx_outl(COMMAND_3D, COMMAND_3D_NOP);
while (1) {
while(1) {
i = (tdfx_inl(STATUS) & STATUS_BUSY) ? 0 : i + 1;
if (i == 3)
break;
if(i == 3) break;
}
}
......@@ -512,249 +326,17 @@ static inline void banshee_wait_idle(void)
* Set the color of a palette entry in 8bpp mode
*/
static inline void do_setpalentry(unsigned regno, u32 c)
{
{
banshee_make_room(2);
tdfx_outl(DACADDR, regno);
tdfx_outl(DACDATA, c);
}
/*
* Set the starting position of the visible screen to var->yoffset
*/
static void do_pan_var(struct fb_var_screeninfo *var,
struct fb_info_tdfx *i)
{
u32 addr;
addr = var->yoffset * i->current_par.lpitch;
banshee_make_room(1);
tdfx_outl(VIDDESKSTART, addr);
}
/*
* Invert the hardware cursor image (timerfunc)
*/
static void do_flashcursor(unsigned long ptr)
{
struct fb_info_tdfx *i = (struct fb_info_tdfx *) ptr;
unsigned long flags;
spin_lock_irqsave(&i->DAClock, flags);
banshee_make_room(1);
tdfx_outl(VIDPROCCFG,
tdfx_inl(VIDPROCCFG) ^ VIDCFG_HWCURSOR_ENABLE);
i->cursor.timer.expires = jiffies + HZ / 2;
add_timer(&i->cursor.timer);
spin_unlock_irqrestore(&i->DAClock, flags);
}
/*
* FillRect 2D command (solidfill or invert (via ROP_XOR))
*/
static void do_fillrect(u32 x, u32 y, u32 w, u32 h,
u32 color, u32 stride, u32 bpp, u32 rop)
{
u32 fmt = stride | ((bpp + ((bpp == 8) ? 0 : 8)) << 13);
banshee_make_room(5);
tdfx_outl(DSTFORMAT, fmt);
tdfx_outl(COLORFORE, color);
tdfx_outl(COMMAND_2D, COMMAND_2D_FILLRECT | (rop << 24));
tdfx_outl(DSTSIZE, w | (h << 16));
tdfx_outl(LAUNCH_2D, x | (y << 16));
banshee_wait_idle();
}
/*
* Screen-to-Screen BitBlt 2D command (for the bmove fb op.)
*/
static void do_bitblt(u32 curx,
u32 cury,
u32 dstx,
u32 dsty, u32 width, u32 height, u32 stride, u32 bpp)
{
u32 blitcmd = COMMAND_2D_S2S_BITBLT | (TDFX_ROP_COPY << 24);
u32 fmt = stride | ((bpp + ((bpp == 8) ? 0 : 8)) << 13);
if (curx <= dstx) {
//-X
blitcmd |= BIT(14);
curx += width - 1;
dstx += width - 1;
}
if (cury <= dsty) {
//-Y
blitcmd |= BIT(15);
cury += height - 1;
dsty += height - 1;
}
banshee_make_room(6);
tdfx_outl(SRCFORMAT, fmt);
tdfx_outl(DSTFORMAT, fmt);
tdfx_outl(COMMAND_2D, blitcmd);
tdfx_outl(DSTSIZE, width | (height << 16));
tdfx_outl(DSTXY, dstx | (dsty << 16));
tdfx_outl(LAUNCH_2D, curx | (cury << 16));
banshee_wait_idle();
}
static void do_putc(u32 fgx, u32 bgx,
struct display *p, int c, int yy, int xx)
{
int i;
int stride = fb_info.current_par.lpitch;
u32 bpp = fb_info.current_par.bpp;
int fw = (fontwidth(p) + 7) >> 3;
u8 *chardata =
p->fontdata + (c & p->charmask) * fontheight(p) * fw;
u32 fmt = stride | ((bpp + ((bpp == 8) ? 0 : 8)) << 13);
xx *= fontwidth(p);
yy *= fontheight(p);
banshee_make_room(8 + ((fontheight(p) * fw + 3) >> 2));
tdfx_outl(COLORFORE, fgx);
tdfx_outl(COLORBACK, bgx);
tdfx_outl(SRCXY, 0);
tdfx_outl(DSTXY, xx | (yy << 16));
tdfx_outl(COMMAND_2D,
COMMAND_2D_H2S_BITBLT | (TDFX_ROP_COPY << 24));
tdfx_outl(SRCFORMAT, 0x400000);
tdfx_outl(DSTFORMAT, fmt);
tdfx_outl(DSTSIZE, fontwidth(p) | (fontheight(p) << 16));
i = fontheight(p);
switch (fw) {
case 1:
while (i >= 4) {
tdfx_outl(LAUNCH_2D, *(u32 *) chardata);
chardata += 4;
i -= 4;
}
switch (i) {
case 0:
break;
case 1:
tdfx_outl(LAUNCH_2D, *chardata);
break;
case 2:
tdfx_outl(LAUNCH_2D, *(u16 *) chardata);
break;
case 3:
tdfx_outl(LAUNCH_2D,
*(u16 *) chardata | ((chardata[3]) <<
24));
break;
}
break;
case 2:
while (i >= 2) {
tdfx_outl(LAUNCH_2D, *(u32 *) chardata);
chardata += 4;
i -= 2;
}
if (i)
tdfx_outl(LAUNCH_2D, *(u16 *) chardata);
break;
default:
// Is there a font with width more that 16 pixels ?
for (i = fontheight(p); i > 0; i--) {
tdfx_outl(LAUNCH_2D, *(u32 *) chardata);
chardata += 4;
}
break;
}
banshee_wait_idle();
}
static void do_putcs(u32 fgx, u32 bgx,
struct display *p,
const unsigned short *s, int count, int yy, int xx)
{
int i;
int stride = fb_info.current_par.lpitch;
u32 bpp = fb_info.current_par.bpp;
int fw = (fontwidth(p) + 7) >> 3;
int w = fontwidth(p);
int h = fontheight(p);
int regsneed = 1 + ((h * fw + 3) >> 2);
u32 fmt = stride | ((bpp + ((bpp == 8) ? 0 : 8)) << 13);
xx *= w;
yy = (yy * h) << 16;
banshee_make_room(8);
tdfx_outl(COMMAND_3D, COMMAND_3D_NOP);
tdfx_outl(COLORFORE, fgx);
tdfx_outl(COLORBACK, bgx);
tdfx_outl(SRCFORMAT, 0x400000);
tdfx_outl(DSTFORMAT, fmt);
tdfx_outl(DSTSIZE, w | (h << 16));
tdfx_outl(SRCXY, 0);
tdfx_outl(COMMAND_2D,
COMMAND_2D_H2S_BITBLT | (TDFX_ROP_COPY << 24));
while (count--) {
u8 *chardata =
p->fontdata + (scr_readw(s++) & p->charmask) * h * fw;
banshee_make_room(regsneed);
tdfx_outl(DSTXY, xx | yy);
xx += w;
i = h;
switch (fw) {
case 1:
while (i >= 4) {
tdfx_outl(LAUNCH_2D, *(u32 *) chardata);
chardata += 4;
i -= 4;
}
switch (i) {
case 0:
break;
case 1:
tdfx_outl(LAUNCH_2D, *chardata);
break;
case 2:
tdfx_outl(LAUNCH_2D, *(u16 *) chardata);
break;
case 3:
tdfx_outl(LAUNCH_2D,
*(u16 *) chardata |
((chardata[3]) << 24));
break;
}
break;
case 2:
while (i >= 2) {
tdfx_outl(LAUNCH_2D, *(u32 *) chardata);
chardata += 4;
i -= 2;
}
if (i)
tdfx_outl(LAUNCH_2D, *(u16 *) chardata);
break;
default:
// Is there a font with width more that 16 pixels ?
for (; i > 0; i--) {
tdfx_outl(LAUNCH_2D, *(u32 *) chardata);
chardata += 4;
}
break;
}
}
banshee_wait_idle();
}
static u32 do_calc_pll(int freq, int *freq_out)
static u32 do_calc_pll(int freq, int* freq_out)
{
int m, n, k, best_m, best_n, best_k, f_cur, best_error;
int fref = 14318;
/* this really could be done with more intelligence --
255*63*4 = 64260 iterations is silly */
best_error = freq;
......@@ -762,10 +344,9 @@ static u32 do_calc_pll(int freq, int *freq_out)
for (n = 1; n < 256; n++) {
for (m = 1; m < 64; m++) {
for (k = 0; k < 4; k++) {
f_cur =
fref * (n + 2) / (m + 2) / (1 << k);
f_cur = fref*(n + 2)/(m + 2)/(1 << k);
if (abs(f_cur - freq) < best_error) {
best_error = abs(f_cur - freq);
best_error = abs(f_cur-freq);
best_n = n;
best_m = m;
best_k = k;
......@@ -776,12 +357,11 @@ static u32 do_calc_pll(int freq, int *freq_out)
n = best_n;
m = best_m;
k = best_k;
*freq_out = fref * (n + 2) / (m + 2) / (1 << k);
*freq_out = fref*(n + 2)/(m + 2)/(1 << k);
return (n << 8) | (m << 2) | k;
}
static void do_write_regs(struct banshee_reg *reg)
static void do_write_regs(struct banshee_reg* reg)
{
int i;
......@@ -789,16 +369,16 @@ static void do_write_regs(struct banshee_reg *reg)
tdfx_outl(MISCINIT1, tdfx_inl(MISCINIT1) | 0x01);
crt_outb(0x11, crt_inb(0x11) & 0x7f); /* CRT unprotect */
crt_outb(0x11, crt_inb(0x11) & 0x7f); /* CRT unprotect */
banshee_make_room(3);
tdfx_outl(VGAINIT1, reg->vgainit1 & 0x001FFFFF);
tdfx_outl(VIDPROCCFG, reg->vidcfg & ~0x00000001);
tdfx_outl(VGAINIT1, reg->vgainit1 & 0x001FFFFF);
tdfx_outl(VIDPROCCFG, reg->vidcfg & ~0x00000001);
#if 0
tdfx_outl(PLLCTRL1, reg->mempll);
tdfx_outl(PLLCTRL2, reg->gfxpll);
#endif
tdfx_outl(PLLCTRL0, reg->vidpll);
tdfx_outl(PLLCTRL0, reg->vidpll);
vga_outb(MISC_W, reg->misc[0x00] | 0x01);
......@@ -821,56 +401,49 @@ static void do_write_regs(struct banshee_reg *reg)
vga_enable_video();
banshee_make_room(11);
tdfx_outl(VGAINIT0, reg->vgainit0);
tdfx_outl(DACMODE, reg->dacmode);
tdfx_outl(VGAINIT0, reg->vgainit0);
tdfx_outl(DACMODE, reg->dacmode);
tdfx_outl(VIDDESKSTRIDE, reg->stride);
if (nohwcursor) {
tdfx_outl(HWCURPATADDR, 0);
} else {
tdfx_outl(HWCURPATADDR, reg->curspataddr);
tdfx_outl(HWCURC0, reg->cursc0);
tdfx_outl(HWCURC1, reg->cursc1);
tdfx_outl(HWCURLOC, reg->cursloc);
}
tdfx_outl(VIDSCREENSIZE, reg->screensize);
tdfx_outl(VIDDESKSTART, reg->startaddr);
tdfx_outl(VIDPROCCFG, reg->vidcfg);
tdfx_outl(VGAINIT1, reg->vgainit1);
tdfx_outl(MISCINIT0, reg->miscinit0);
tdfx_outl(HWCURPATADDR, 0);
tdfx_outl(VIDSCREENSIZE,reg->screensize);
tdfx_outl(VIDDESKSTART, reg->startaddr);
tdfx_outl(VIDPROCCFG, reg->vidcfg);
tdfx_outl(VGAINIT1, reg->vgainit1);
tdfx_outl(MISCINIT0, reg->miscinit0);
banshee_make_room(8);
tdfx_outl(SRCBASE, reg->srcbase);
tdfx_outl(DSTBASE, reg->dstbase);
tdfx_outl(SRCBASE, reg->srcbase);
tdfx_outl(DSTBASE, reg->dstbase);
tdfx_outl(COMMANDEXTRA_2D, 0);
tdfx_outl(CLIP0MIN, 0);
tdfx_outl(CLIP0MAX, 0x0fff0fff);
tdfx_outl(CLIP1MIN, 0);
tdfx_outl(CLIP1MAX, 0x0fff0fff);
tdfx_outl(SRCXY, 0);
tdfx_outl(CLIP0MIN, 0);
tdfx_outl(CLIP0MAX, 0x0fff0fff);
tdfx_outl(CLIP1MIN, 0);
tdfx_outl(CLIP1MAX, 0x0fff0fff);
tdfx_outl(SRCXY, 0);
banshee_wait_idle();
}
static unsigned long do_lfb_size(void)
static unsigned long do_lfb_size(unsigned short dev_id)
{
u32 draminit0 = 0;
u32 draminit1 = 0;
u32 miscinit1 = 0;
u32 lfbsize = 0;
int sgram_p = 0;
u32 lfbsize = 0;
int sgram_p = 0;
draminit0 = tdfx_inl(DRAMINIT0);
draminit0 = tdfx_inl(DRAMINIT0);
draminit1 = tdfx_inl(DRAMINIT1);
if ((fb_info.dev == PCI_DEVICE_ID_3DFX_BANSHEE) ||
(fb_info.dev == PCI_DEVICE_ID_3DFX_VOODOO3)) {
if ((dev_id == PCI_DEVICE_ID_3DFX_BANSHEE) ||
(dev_id == PCI_DEVICE_ID_3DFX_VOODOO3)) {
sgram_p = (draminit1 & DRAMINIT1_MEM_SDRAM) ? 0 : 1;
lfbsize = sgram_p ?
(((draminit0 & DRAMINIT0_SGRAM_NUM) ? 2 : 1) *
((draminit0 & DRAMINIT0_SGRAM_TYPE) ? 8 : 4) * 1024 *
1024) : 16 * 1024 * 1024;
lfbsize = sgram_p ?
(((draminit0 & DRAMINIT0_SGRAM_NUM) ? 2 : 1) *
((draminit0 & DRAMINIT0_SGRAM_TYPE) ? 8 : 4) * 1024 * 1024) :
16 * 1024 * 1024;
} else {
/* Voodoo4/5 */
u32 chips, psize, banks;
......@@ -880,316 +453,164 @@ static unsigned long do_lfb_size(void)
banks = ((draminit0 & (1 << 30)) == 0) ? 2 : 4;
lfbsize = chips * psize * banks;
lfbsize <<= 20;
}
}
/* disable block writes for SDRAM (why?) */
miscinit1 = tdfx_inl(MISCINIT1);
miscinit1 |= sgram_p ? 0 : MISCINIT1_2DBLOCK_DIS;
miscinit1 |= MISCINIT1_CLUT_INV;
banshee_make_room(1);
banshee_make_room(1);
tdfx_outl(MISCINIT1, miscinit1);
return lfbsize;
}
/* -------------------------------------------------------------------------
* Hardware independent part, interface to the world
* ------------------------------------------------------------------------- */
#define tdfx_cfb24_putc tdfx_cfb32_putc
#define tdfx_cfb24_putcs tdfx_cfb32_putcs
#define tdfx_cfb24_clear tdfx_cfb32_clear
/* ------------------------------------------------------------------------- */
static void tdfx_cfbX_clear_margins(struct vc_data *conp,
struct display *p, int bottom_only)
static int tdfxfb_check_var(struct fb_var_screeninfo *var,struct fb_info *info)
{
unsigned int cw = fontwidth(p);
unsigned int ch = fontheight(p);
unsigned int rw = p->var.xres % cw; // it be in a non-standard mode or not?
unsigned int bh = p->var.yres % ch;
unsigned int rs = p->var.xres - rw;
unsigned int bs = p->var.yres - bh;
if (!bottom_only && rw) {
do_fillrect(p->var.xoffset + rs, 0,
rw, p->var.yres_virtual, 0,
fb_info.current_par.lpitch,
fb_info.current_par.bpp, TDFX_ROP_COPY);
}
struct tdfx_par *par = (struct tdfx_par *) info->par;
u32 lpitch;
if (bh) {
do_fillrect(p->var.xoffset, p->var.yoffset + bs,
rs, bh, 0,
fb_info.current_par.lpitch,
fb_info.current_par.bpp, TDFX_ROP_COPY);
if (var->bits_per_pixel != 8 && var->bits_per_pixel != 16 &&
var->bits_per_pixel != 24 && var->bits_per_pixel != 32) {
DPRINTK("depth not supported: %u\n", var->bits_per_pixel);
return -EINVAL;
}
}
static void tdfx_cfbX_bmove(struct display *p,
int sy,
int sx, int dy, int dx, int height, int width)
{
do_bitblt(fontwidth(p) * sx,
fontheight(p) * sy,
fontwidth(p) * dx,
fontheight(p) * dy,
fontwidth(p) * width,
fontheight(p) * height,
fb_info.current_par.lpitch, fb_info.current_par.bpp);
}
static void tdfx_cfb8_putc(struct vc_data *conp,
struct display *p, int c, int yy, int xx)
{
u32 fgx, bgx;
fgx = attr_fgcol(p, c);
bgx = attr_bgcol(p, c);
do_putc(fgx, bgx, p, c, yy, xx);
}
static void tdfx_cfb16_putc(struct vc_data *conp,
struct display *p, int c, int yy, int xx)
{
u32 fgx, bgx;
fgx = ((u16 *) p->dispsw_data)[attr_fgcol(p, c)];
bgx = ((u16 *) p->dispsw_data)[attr_bgcol(p, c)];
do_putc(fgx, bgx, p, c, yy, xx);
}
static void tdfx_cfb32_putc(struct vc_data *conp,
struct display *p, int c, int yy, int xx)
{
u32 fgx, bgx;
fgx = ((u32 *) p->dispsw_data)[attr_fgcol(p, c)];
bgx = ((u32 *) p->dispsw_data)[attr_bgcol(p, c)];
do_putc(fgx, bgx, p, c, yy, xx);
}
static void tdfx_cfb8_putcs(struct vc_data *conp,
struct display *p,
const unsigned short *s, int count, int yy,
int xx)
{
u16 c = scr_readw(s);
u32 fgx = attr_fgcol(p, c);
u32 bgx = attr_bgcol(p, c);
do_putcs(fgx, bgx, p, s, count, yy, xx);
}
static void tdfx_cfb16_putcs(struct vc_data *conp,
struct display *p,
const unsigned short *s, int count, int yy,
int xx)
{
u16 c = scr_readw(s);
u32 fgx = ((u16 *) p->dispsw_data)[attr_fgcol(p, c)];
u32 bgx = ((u16 *) p->dispsw_data)[attr_bgcol(p, c)];
do_putcs(fgx, bgx, p, s, count, yy, xx);
}
static void tdfx_cfb32_putcs(struct vc_data *conp,
struct display *p,
const unsigned short *s, int count, int yy,
int xx)
{
u16 c = scr_readw(s);
u32 fgx = ((u32 *) p->dispsw_data)[attr_fgcol(p, c)];
u32 bgx = ((u32 *) p->dispsw_data)[attr_bgcol(p, c)];
do_putcs(fgx, bgx, p, s, count, yy, xx);
}
static void tdfx_cfb8_clear(struct vc_data *conp,
struct display *p,
int sy, int sx, int height, int width)
{
u32 bg;
bg = attr_bgcol_ec(p, conp);
do_fillrect(fontwidth(p) * sx,
fontheight(p) * sy,
fontwidth(p) * width,
fontheight(p) * height,
bg,
fb_info.current_par.lpitch,
fb_info.current_par.bpp, TDFX_ROP_COPY);
}
if (var->xres != var->xres_virtual) {
DPRINTK("virtual x resolution != physical x resolution not supported\n");
return -EINVAL;
}
static void tdfx_cfb16_clear(struct vc_data *conp,
struct display *p,
int sy, int sx, int height, int width)
{
u32 bg;
bg = ((u16 *) p->dispsw_data)[attr_bgcol_ec(p, conp)];
do_fillrect(fontwidth(p) * sx,
fontheight(p) * sy,
fontwidth(p) * width,
fontheight(p) * height,
bg,
fb_info.current_par.lpitch,
fb_info.current_par.bpp, TDFX_ROP_COPY);
}
if (var->yres > var->yres_virtual) {
DPRINTK("virtual y resolution < physical y resolution not possible\n");
return -EINVAL;
}
static void tdfx_cfb32_clear(struct vc_data *conp,
struct display *p,
int sy, int sx, int height, int width)
{
u32 bg;
bg = ((u32 *) p->dispsw_data)[attr_bgcol_ec(p, conp)];
do_fillrect(fontwidth(p) * sx,
fontheight(p) * sy,
fontwidth(p) * width,
fontheight(p) * height,
bg,
fb_info.current_par.lpitch,
fb_info.current_par.bpp, TDFX_ROP_COPY);
}
static void tdfx_cfbX_revc(struct display *p, int xx, int yy)
{
int bpp = fb_info.current_par.bpp;
if (var->xoffset) {
DPRINTK("xoffset not supported\n");
return -EINVAL;
}
do_fillrect(xx * fontwidth(p), yy * fontheight(p),
fontwidth(p), fontheight(p),
(bpp == 8) ? 0x0f : 0xffffffff,
fb_info.current_par.lpitch, bpp, TDFX_ROP_XOR);
/* fixme: does Voodoo3 support interlace? Banshee doesn't */
if ((var->vmode & FB_VMODE_MASK) == FB_VMODE_INTERLACED) {
DPRINTK("interlace not supported\n");
return -EINVAL;
}
}
static void tdfx_cfbX_cursor(struct display *p, int mode, int x, int y)
{
unsigned long flags;
int tip;
struct fb_info_tdfx *info = (struct fb_info_tdfx *) p->fb_info;
tip = p->conp->vc_cursor_type & CUR_HWMASK;
if (mode == CM_ERASE) {
if (info->cursor.state != CM_ERASE) {
spin_lock_irqsave(&info->DAClock, flags);
info->cursor.state = CM_ERASE;
del_timer(&(info->cursor.timer));
tdfx_outl(VIDPROCCFG, info->cursor.disable);
spin_unlock_irqrestore(&info->DAClock, flags);
}
return;
var->xres = (var->xres + 15) & ~15; /* could sometimes be 8 */
lpitch = var->xres * ((var->bits_per_pixel + 7)>>3);
if (var->xres < 320 || var->xres > 2048) {
DPRINTK("width not supported: %u\n", var->xres);
return -EINVAL;
}
if ((p->conp->vc_cursor_type & CUR_HWMASK) != info->cursor.type)
tdfxfb_createcursor(p);
x *= fontwidth(p);
y *= fontheight(p);
y -= p->var.yoffset;
spin_lock_irqsave(&info->DAClock, flags);
if ((x != info->cursor.x) ||
(y != info->cursor.y) || (info->cursor.redraw)) {
info->cursor.x = x;
info->cursor.y = y;
info->cursor.redraw = 0;
x += 63;
y += 63;
banshee_make_room(2);
tdfx_outl(VIDPROCCFG, info->cursor.disable);
tdfx_outl(HWCURLOC, (y << 16) + x);
/* fix cursor color - XFree86 forgets to restore it properly */
tdfx_outl(HWCURC0, 0);
tdfx_outl(HWCURC1, 0xffffff);
if (var->yres < 200 || var->yres > 2048) {
DPRINTK("height not supported: %u\n", var->yres);
return -EINVAL;
}
if (lpitch * var->yres_virtual > info->fix.smem_len) {
DPRINTK("no memory for screen (%ux%ux%u)\n",
var->xres, var->yres_virtual, var->bits_per_pixel);
return -EINVAL;
}
if (PICOS2KHZ(var->pixclock) > par->max_pixclock) {
DPRINTK("pixclock too high (%ldKHz)\n",PICOS2KHZ(var->pixclock));
return -EINVAL;
}
info->cursor.state = CM_DRAW;
mod_timer(&info->cursor.timer, jiffies + HZ / 2);
banshee_make_room(1);
tdfx_outl(VIDPROCCFG, info->cursor.enable);
spin_unlock_irqrestore(&info->DAClock, flags);
return;
}
#ifdef FBCON_HAS_CFB8
static struct display_switch fbcon_banshee8 = {
setup:fbcon_cfb8_setup,
bmove:tdfx_cfbX_bmove,
clear:tdfx_cfb8_clear,
putc:tdfx_cfb8_putc,
putcs:tdfx_cfb8_putcs,
revc:tdfx_cfbX_revc,
cursor:tdfx_cfbX_cursor,
clear_margins:tdfx_cfbX_clear_margins,
fontwidthmask:FONTWIDTHRANGE(8, 12)
};
#endif
#ifdef FBCON_HAS_CFB16
static struct display_switch fbcon_banshee16 = {
setup:fbcon_cfb16_setup,
bmove:tdfx_cfbX_bmove,
clear:tdfx_cfb16_clear,
putc:tdfx_cfb16_putc,
putcs:tdfx_cfb16_putcs,
revc:tdfx_cfbX_revc,
cursor:tdfx_cfbX_cursor,
clear_margins:tdfx_cfbX_clear_margins,
fontwidthmask:FONTWIDTHRANGE(8, 12)
};
#endif
#ifdef FBCON_HAS_CFB24
static struct display_switch fbcon_banshee24 = {
setup:fbcon_cfb24_setup,
bmove:tdfx_cfbX_bmove,
clear:tdfx_cfb24_clear,
putc:tdfx_cfb24_putc,
putcs:tdfx_cfb24_putcs,
revc:tdfx_cfbX_revc,
cursor:tdfx_cfbX_cursor,
clear_margins:tdfx_cfbX_clear_margins,
fontwidthmask:FONTWIDTHRANGE(8, 12)
};
#endif
#ifdef FBCON_HAS_CFB32
static struct display_switch fbcon_banshee32 = {
setup:fbcon_cfb32_setup,
bmove:tdfx_cfbX_bmove,
clear:tdfx_cfb32_clear,
putc:tdfx_cfb32_putc,
putcs:tdfx_cfb32_putcs,
revc:tdfx_cfbX_revc,
cursor:tdfx_cfbX_cursor,
clear_margins:tdfx_cfbX_clear_margins,
fontwidthmask:FONTWIDTHRANGE(8, 12)
};
#endif
/* ------------------------------------------------------------------------- */
switch(var->bits_per_pixel) {
case 8:
var->red.length = var->green.length = var->blue.length = 8;
break;
case 16:
var->red.offset = 11;
var->red.length = 5;
var->green.offset = 5;
var->green.length = 6;
var->blue.offset = 0;
var->blue.length = 5;
break;
case 24:
var->red.offset=16;
var->green.offset=8;
var->blue.offset=0;
var->red.length = var->green.length = var->blue.length = 8;
case 32:
var->red.offset = 16;
var->green.offset = 8;
var->blue.offset = 0;
var->red.length = var->green.length = var->blue.length = 8;
break;
}
var->height = var->width = -1;
var->accel_flags = FB_ACCELF_TEXT;
DPRINTK("Checking graphics mode at %dx%d depth %d\n", var->xres, var->yres, var->bits_per_pixel);
return 0;
}
static void tdfxfb_set_par(const struct tdfxfb_par *par,
struct fb_info_tdfx *info)
static int tdfxfb_set_par(struct fb_info *info)
{
struct fb_info_tdfx *i = (struct fb_info_tdfx *) info;
struct banshee_reg reg;
u32 cpp;
struct tdfx_par *par = (struct tdfx_par *) info->par;
u32 hdispend, hsyncsta, hsyncend, htotal;
u32 hd, hs, he, ht, hbs, hbe;
u32 vd, vs, ve, vt, vbs, vbe;
u32 wd;
int fout;
int freq;
struct banshee_reg reg;
int fout, freq;
u32 wd, cpp;
info->cmap.len = (info->var.bits_per_pixel == 8) ? 256 : 16;
par->baseline = 0;
memset(&reg, 0, sizeof(reg));
cpp = (info->var.bits_per_pixel + 7)/8;
reg.vidcfg = VIDCFG_VIDPROC_ENABLE | VIDCFG_DESK_ENABLE | VIDCFG_CURS_X11 | ((cpp - 1) << VIDCFG_PIXFMT_SHIFT) | (cpp != 1 ? VIDCFG_CLUT_BYPASS : 0);
/* PLL settings */
freq = PICOS2KHZ(info->var.pixclock);
cpp = (par->bpp + 7) / 8;
reg.dacmode = 0;
reg.vidcfg &= ~VIDCFG_2X;
wd = (par->hdispend >> 3) - 1;
hdispend = info->var.xres;
hsyncsta = hdispend + info->var.right_margin;
hsyncend = hsyncsta + info->var.hsync_len;
htotal = hsyncend + info->var.left_margin;
hd = (par->hdispend >> 3) - 1;
hs = (par->hsyncsta >> 3) - 1;
he = (par->hsyncend >> 3) - 1;
ht = (par->htotal >> 3) - 1;
if (freq > par->max_pixclock/2) {
freq = freq > par->max_pixclock ? par->max_pixclock : freq;
reg.dacmode |= DACMODE_2X;
reg.vidcfg |= VIDCFG_2X;
hdispend >>= 1;
hsyncsta >>= 1;
hsyncend >>= 1;
htotal >>= 1;
}
hd = wd = (hdispend >> 3) - 1;
hs = (hsyncsta >> 3) - 1;
he = (hsyncend >> 3) - 1;
ht = (htotal >> 3) - 1;
hbs = hd;
hbe = ht;
vd = par->vdispend - 1;
vs = par->vsyncsta - 1;
ve = par->vsyncend - 1;
vt = par->vtotal - 2;
vbs = vd;
vbe = vt;
vbs = vd = info->var.yres - 1;
vs = vd + info->var.lower_margin;
ve = vs + info->var.vsync_len;
vbe = vt = ve + info->var.upper_margin - 1;
/* this is all pretty standard VGA register stuffing */
reg.misc[0x00] =
0x0f |
(par->hdispend < 400 ? 0xa0 :
par->hdispend < 480 ? 0x60 :
par->hdispend < 768 ? 0xe0 : 0x20);
reg.misc[0x00] = 0x0f |
(info->var.xres < 400 ? 0xa0 :
info->var.xres < 480 ? 0x60 :
info->var.xres < 768 ? 0xe0 : 0x20);
reg.gra[0x00] = 0x00;
reg.gra[0x01] = 0x00;
reg.gra[0x02] = 0x00;
......@@ -1223,7 +644,7 @@ static void tdfxfb_set_par(const struct tdfxfb_par *par,
reg.att[0x14] = 0x00;
reg.seq[0x00] = 0x03;
reg.seq[0x01] = 0x01; /* fixme: clkdiv2? */
reg.seq[0x01] = 0x01; /* fixme: clkdiv2? */
reg.seq[0x02] = 0x0f;
reg.seq[0x03] = 0x00;
reg.seq[0x04] = 0x0e;
......@@ -1233,18 +654,17 @@ static void tdfxfb_set_par(const struct tdfxfb_par *par,
reg.crt[0x02] = hbs;
reg.crt[0x03] = 0x80 | (hbe & 0x1f);
reg.crt[0x04] = hs;
reg.crt[0x05] = ((hbe & 0x20) << 2) | (he & 0x1f);
reg.crt[0x05] = ((hbe & 0x20) << 2) | (he & 0x1f);
reg.crt[0x06] = vt;
reg.crt[0x07] =
((vs & 0x200) >> 2) |
((vd & 0x200) >> 3) |
((vt & 0x200) >> 4) |
0x10 |
((vbs & 0x100) >> 5) |
((vs & 0x100) >> 6) |
((vd & 0x100) >> 7) | ((vt & 0x100) >> 8);
reg.crt[0x07] = ((vs & 0x200) >> 2) |
((vd & 0x200) >> 3) |
((vt & 0x200) >> 4) | 0x10 |
((vbs & 0x100) >> 5) |
((vs & 0x100) >> 6) |
((vd & 0x100) >> 7) |
((vt & 0x100) >> 8);
reg.crt[0x08] = 0x00;
reg.crt[0x09] = 0x40 | ((vbs & 0x200) >> 4);
reg.crt[0x09] = 0x40 | ((vbs & 0x200) >> 4);
reg.crt[0x0a] = 0x00;
reg.crt[0x0b] = 0x00;
reg.crt[0x0c] = 0x00;
......@@ -1252,63 +672,53 @@ static void tdfxfb_set_par(const struct tdfxfb_par *par,
reg.crt[0x0e] = 0x00;
reg.crt[0x0f] = 0x00;
reg.crt[0x10] = vs;
reg.crt[0x11] = (ve & 0x0f) | 0x20;
reg.crt[0x11] = (ve & 0x0f) | 0x20;
reg.crt[0x12] = vd;
reg.crt[0x13] = wd;
reg.crt[0x14] = 0x00;
reg.crt[0x15] = vbs;
reg.crt[0x16] = vbe + 1;
reg.crt[0x16] = vbe + 1;
reg.crt[0x17] = 0xc3;
reg.crt[0x18] = 0xff;
/* Banshee's nonvga stuff */
reg.ext[0x00] = (((ht & 0x100) >> 8) |
((hd & 0x100) >> 6) |
((hbs & 0x100) >> 4) |
((hbe & 0x40) >> 1) |
((hs & 0x100) >> 2) | ((he & 0x20) << 2));
reg.ext[0x01] = (((vt & 0x400) >> 10) |
((vd & 0x400) >> 8) |
((vbs & 0x400) >> 6) | ((vbe & 0x400) >> 4));
reg.vgainit0 =
VGAINIT0_8BIT_DAC |
VGAINIT0_EXT_ENABLE |
VGAINIT0_WAKEUP_3C3 |
VGAINIT0_ALT_READBACK | VGAINIT0_EXTSHIFTOUT;
reg.ext[0x00] = (((ht & 0x100) >> 8) |
((hd & 0x100) >> 6) |
((hbs & 0x100) >> 4) |
((hbe & 0x40) >> 1) |
((hs & 0x100) >> 2) |
((he & 0x20) << 2));
reg.ext[0x01] = (((vt & 0x400) >> 10) |
((vd & 0x400) >> 8) |
((vbs & 0x400) >> 6) |
((vbe & 0x400) >> 4));
reg.vgainit0 = VGAINIT0_8BIT_DAC |
VGAINIT0_EXT_ENABLE |
VGAINIT0_WAKEUP_3C3 |
VGAINIT0_ALT_READBACK |
VGAINIT0_EXTSHIFTOUT;
reg.vgainit1 = tdfx_inl(VGAINIT1) & 0x1fffff;
reg.vidcfg =
VIDCFG_VIDPROC_ENABLE |
VIDCFG_DESK_ENABLE |
VIDCFG_CURS_X11 |
((cpp - 1) << VIDCFG_PIXFMT_SHIFT) |
(cpp != 1 ? VIDCFG_CLUT_BYPASS : 0);
fb_info.cursor.enable = reg.vidcfg | VIDCFG_HWCURSOR_ENABLE;
fb_info.cursor.disable = reg.vidcfg;
reg.stride = par->width * cpp;
reg.cursloc = 0;
reg.cursc0 = 0;
reg.cursc1 = 0xffffff;
reg.curspataddr = fb_info.cursor.cursorimage;
reg.cursloc = 0;
reg.cursc0 = 0;
reg.cursc1 = 0xffffff;
reg.stride = info->var.xres * cpp;
reg.startaddr = par->baseline * reg.stride;
reg.srcbase = reg.startaddr;
reg.dstbase = reg.startaddr;
reg.srcbase = reg.startaddr;
reg.dstbase = reg.startaddr;
/* PLL settings */
freq = par->pixclock;
freq = PICOS2KHZ(info->var.pixclock);
reg.dacmode &= ~DACMODE_2X;
reg.vidcfg &= ~VIDCFG_2X;
if (freq > i->max_pixclock / 2) {
freq = freq > i->max_pixclock ? i->max_pixclock : freq;
reg.vidcfg &= ~VIDCFG_2X;
if (freq > par->max_pixclock/2) {
freq = freq > par->max_pixclock ? par->max_pixclock : freq;
reg.dacmode |= DACMODE_2X;
reg.vidcfg |= VIDCFG_2X;
reg.vidcfg |= VIDCFG_2X;
}
reg.vidpll = do_calc_pll(freq, &fout);
#if 0
......@@ -1316,648 +726,418 @@ static void tdfxfb_set_par(const struct tdfxfb_par *par,
reg.gfxpll = do_calc_pll(..., &fout);
#endif
reg.screensize = par->width | (par->height << 12);
reg.screensize = info->var.xres | (info->var.yres << 12);
reg.vidcfg &= ~VIDCFG_HALF_MODE;
reg.miscinit0 = tdfx_inl(MISCINIT0);
#if defined(__BIG_ENDIAN)
switch (par->bpp) {
case 8:
reg.miscinit0 &= ~(1 << 30);
reg.miscinit0 &= ~(1 << 31);
break;
case 16:
reg.miscinit0 |= (1 << 30);
reg.miscinit0 |= (1 << 31);
break;
case 24:
case 32:
reg.miscinit0 |= (1 << 30);
reg.miscinit0 &= ~(1 << 31);
break;
switch (info->var.bits_per_pixel) {
case 8:
reg.miscinit0 &= ~(1 << 30);
reg.miscinit0 &= ~(1 << 31);
break;
case 16:
reg.miscinit0 |= (1 << 30);
reg.miscinit0 |= (1 << 31);
break;
case 24:
case 32:
reg.miscinit0 |= (1 << 30);
reg.miscinit0 &= ~(1 << 31);
break;
}
#endif
#endif
do_write_regs(&reg);
i->current_par = *par;
/* Now change fb_fix_screeninfo according to changes in par */
info->fix.line_length = info->var.xres * ((info->var.bits_per_pixel + 7)>>3);
info->fix.visual = (info->var.bits_per_pixel == 8)
? FB_VISUAL_PSEUDOCOLOR
: FB_VISUAL_TRUECOLOR;
DPRINTK("Graphics mode is now set at %dx%d depth %d\n", info->var.xres, info->var.yres, info->var.bits_per_pixel);
return 0;
}
static int tdfxfb_decode_var(const struct fb_var_screeninfo *var,
struct tdfxfb_par *par,
const struct fb_info_tdfx *info)
static int tdfxfb_setcolreg(unsigned regno, unsigned red, unsigned green,
unsigned blue,unsigned transp,struct fb_info *info)
{
struct fb_info_tdfx *i = (struct fb_info_tdfx *) info;
if (var->bits_per_pixel != 8 &&
var->bits_per_pixel != 16 &&
var->bits_per_pixel != 24 && var->bits_per_pixel != 32) {
DPRINTK("depth not supported: %u\n", var->bits_per_pixel);
return -EINVAL;
}
if ((var->vmode & FB_VMODE_MASK) == FB_VMODE_INTERLACED) {
DPRINTK("interlace not supported\n");
return -EINVAL;
}
if (var->xoffset) {
DPRINTK("xoffset not supported\n");
return -EINVAL;
}
if (var->xres != var->xres_virtual) {
DPRINTK
("virtual x resolution != physical x resolution not supported\n");
return -EINVAL;
}
if (var->yres > var->yres_virtual) {
DPRINTK
("virtual y resolution < physical y resolution not possible\n");
return -EINVAL;
u32 rgbcol;
if (regno >= info->cmap.len) return 1;
switch (info->fix.visual) {
case FB_VISUAL_PSEUDOCOLOR:
rgbcol =(((u32)red & 0xff00) << 8) |
(((u32)green & 0xff00) << 0) |
(((u32)blue & 0xff00) >> 8);
do_setpalentry(regno, rgbcol);
break;
/* Truecolor has no hardware color palettes. */
case FB_VISUAL_TRUECOLOR:
rgbcol = (red << info->var.red.offset) |
(green << info->var.green.offset) |
(blue << info->var.blue.offset) |
(transp << info->var.transp.offset);
if (info->var.bits_per_pixel <= 16)
((u16*)(info->pseudo_palette))[regno] = rgbcol;
else
((u32*)(info->pseudo_palette))[regno] = rgbcol;
break;
default:
DPRINTK("bad depth %u\n", info->var.bits_per_pixel);
break;
}
return 0;
}
/* fixme: does Voodoo3 support interlace? Banshee doesn't */
if ((var->vmode & FB_VMODE_MASK) == FB_VMODE_INTERLACED) {
DPRINTK("interlace not supported\n");
return -EINVAL;
}
/* 0 unblank, 1 blank, 2 no vsync, 3 no hsync, 4 off */
static int tdfxfb_blank(int blank, struct fb_info *info)
{
u32 dacmode, state = 0, vgablank = 0;
memset(par, 0, sizeof(struct tdfxfb_par));
switch (i->dev) {
case PCI_DEVICE_ID_3DFX_BANSHEE:
case PCI_DEVICE_ID_3DFX_VOODOO3:
case PCI_DEVICE_ID_3DFX_VOODOO5:
par->width = (var->xres + 15) & ~15; /* could sometimes be 8 */
par->width_virt = par->width;
par->height = var->yres;
par->height_virt = var->yres_virtual;
par->bpp = var->bits_per_pixel;
par->ppitch = var->bits_per_pixel;
par->lpitch = par->width * ((par->ppitch + 7) >> 3);
par->cmap_len = (par->bpp == 8) ? 256 : 16;
par->baseline = 0;
if (par->width < 320 || par->width > 2048) {
DPRINTK("width not supported: %u\n", par->width);
return -EINVAL;
}
if (par->height < 200 || par->height > 2048) {
DPRINTK("height not supported: %u\n", par->height);
return -EINVAL;
}
if (par->lpitch * par->height_virt > i->bufbase_size) {
DPRINTK("no memory for screen (%ux%ux%u)\n",
par->width, par->height_virt, par->bpp);
return -EINVAL;
}
par->pixclock = PICOS2KHZ(var->pixclock);
if (par->pixclock > i->max_pixclock) {
DPRINTK("pixclock too high (%uKHz)\n",
par->pixclock);
return -EINVAL;
}
dacmode = tdfx_inl(DACMODE);
par->hdispend = var->xres;
par->hsyncsta = par->hdispend + var->right_margin;
par->hsyncend = par->hsyncsta + var->hsync_len;
par->htotal = par->hsyncend + var->left_margin;
par->vdispend = var->yres;
par->vsyncsta = par->vdispend + var->lower_margin;
par->vsyncend = par->vsyncsta + var->vsync_len;
par->vtotal = par->vsyncend + var->upper_margin;
if (var->sync & FB_SYNC_HOR_HIGH_ACT)
par->video |= TDFXF_HSYNC_ACT_HIGH;
else
par->video |= TDFXF_HSYNC_ACT_LOW;
if (var->sync & FB_SYNC_VERT_HIGH_ACT)
par->video |= TDFXF_VSYNC_ACT_HIGH;
else
par->video |= TDFXF_VSYNC_ACT_LOW;
if ((var->vmode & FB_VMODE_MASK) == FB_VMODE_DOUBLE)
par->video |= TDFXF_LINE_DOUBLE;
if (var->activate == FB_ACTIVATE_NOW)
par->video |= TDFXF_VIDEO_ENABLE;
switch (blank) {
case 0: /* Screen: On; HSync: On, VSync: On */
state = 0;
vgablank = 0;
break;
case 1: /* Screen: Off; HSync: On, VSync: On */
state = 0;
vgablank = 1;
break;
case 2: /* Screen: Off; HSync: On, VSync: Off */
state = BIT(3);
vgablank = 1;
break;
case 3: /* Screen: Off; HSync: Off, VSync: On */
state = BIT(1);
vgablank = 1;
break;
case 4: /* Screen: Off; HSync: Off, VSync: Off */
state = BIT(1) | BIT(3);
vgablank = 1;
break;
}
if (var->accel_flags & FB_ACCELF_TEXT)
par->accel_flags = FB_ACCELF_TEXT;
dacmode &= ~(BIT(1) | BIT(3));
dacmode |= state;
banshee_make_room(1);
tdfx_outl(DACMODE, dacmode);
if (vgablank)
vga_disable_video();
else
par->accel_flags = 0;
vga_enable_video();
return 0;
}
static int tdfxfb_encode_var(struct fb_var_screeninfo *var,
const struct tdfxfb_par *par,
const struct fb_info_tdfx *info)
/*
* Set the starting position of the visible screen to var->yoffset
*/
static int tdfxfb_pan_display(struct fb_var_screeninfo *var, int con,
struct fb_info *info)
{
struct fb_var_screeninfo v;
memset(&v, 0, sizeof(struct fb_var_screeninfo));
v.xres_virtual = par->width_virt;
v.yres_virtual = par->height_virt;
v.xres = par->width;
v.yres = par->height;
v.right_margin = par->hsyncsta - par->hdispend;
v.hsync_len = par->hsyncend - par->hsyncsta;
v.left_margin = par->htotal - par->hsyncend;
v.lower_margin = par->vsyncsta - par->vdispend;
v.vsync_len = par->vsyncend - par->vsyncsta;
v.upper_margin = par->vtotal - par->vsyncend;
v.bits_per_pixel = par->bpp;
switch (par->bpp) {
case 8:
v.red.length = v.green.length = v.blue.length = 8;
break;
case 16:
v.red.offset = 11;
v.red.length = 5;
v.green.offset = 5;
v.green.length = 6;
v.blue.offset = 0;
v.blue.length = 5;
break;
case 24:
v.red.offset = 16;
v.green.offset = 8;
v.blue.offset = 0;
v.red.length = v.green.length = v.blue.length = 8;
case 32:
v.red.offset = 16;
v.green.offset = 8;
v.blue.offset = 0;
v.red.length = v.green.length = v.blue.length = 8;
break;
}
v.height = v.width = -1;
v.pixclock = KHZ2PICOS(par->pixclock);
if ((par->video & TDFXF_HSYNC_MASK) == TDFXF_HSYNC_ACT_HIGH)
v.sync |= FB_SYNC_HOR_HIGH_ACT;
if ((par->video & TDFXF_VSYNC_MASK) == TDFXF_VSYNC_ACT_HIGH)
v.sync |= FB_SYNC_VERT_HIGH_ACT;
if (par->video & TDFXF_LINE_DOUBLE)
v.vmode = FB_VMODE_DOUBLE;
*var = v;
return 0;
}
u32 addr;
static int tdfxfb_encode_fix(struct fb_fix_screeninfo *fix,
const struct tdfxfb_par *par,
const struct fb_info_tdfx *info)
{
memset(fix, 0, sizeof(struct fb_fix_screeninfo));
switch (info->dev) {
case PCI_DEVICE_ID_3DFX_BANSHEE:
strcpy(fix->id, "3Dfx Banshee");
break;
case PCI_DEVICE_ID_3DFX_VOODOO3:
strcpy(fix->id, "3Dfx Voodoo3");
break;
case PCI_DEVICE_ID_3DFX_VOODOO5:
strcpy(fix->id, "3Dfx Voodoo5");
break;
default:
if (nopan || var->xoffset || (var->yoffset > var->yres_virtual))
return -EINVAL;
if ((var->yoffset + var->yres > var->yres_virtual && nowrap))
return -EINVAL;
}
fix->smem_start = info->bufbase_phys;
fix->smem_len = info->bufbase_size;
fix->mmio_start = info->regbase_phys;
fix->mmio_len = info->regbase_size;
fix->accel = FB_ACCEL_3DFX_BANSHEE;
fix->type = FB_TYPE_PACKED_PIXELS;
fix->type_aux = 0;
fix->line_length = par->lpitch;
fix->visual = (par->bpp == 8)
? FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_DIRECTCOLOR;
fix->xpanstep = 0;
fix->ypanstep = nopan ? 0 : 1;
fix->ywrapstep = nowrap ? 0 : 1;
return 0;
}
static int tdfxfb_get_fix(struct fb_fix_screeninfo *fix,
int con, struct fb_info *fb)
{
const struct fb_info_tdfx *info = (struct fb_info_tdfx *) fb;
struct tdfxfb_par par;
if (con == -1)
par = info->default_par;
else
tdfxfb_decode_var(&fb_display[con].var, &par, info);
tdfxfb_encode_fix(fix, &par, info);
addr = var->yoffset * info->fix.line_length;
banshee_make_room(1);
tdfx_outl(VIDDESKSTART, addr);
info->var.xoffset = var->xoffset;
info->var.yoffset = var->yoffset;
return 0;
}
static int tdfxfb_get_var(struct fb_var_screeninfo *var,
int con, struct fb_info *fb)
{
const struct fb_info_tdfx *info = (struct fb_info_tdfx *) fb;
/*
* FillRect 2D command (solidfill or invert (via ROP_XOR))
*/
static void tdfxfb_fillrect(struct fb_info *info, struct fb_fillrect *rect)
{
u32 bpp = info->var.bits_per_pixel;
u32 stride = info->fix.line_length;
u32 fmt= stride | ((bpp+((bpp==8) ? 0 : 8)) << 13);
int tdfx_rop;
if (rect->rop == ROP_COPY)
tdfx_rop = TDFX_ROP_COPY;
else
tdfx_rop = TDFX_ROP_XOR;
if (con == -1)
tdfxfb_encode_var(var, &info->default_par, info);
else
*var = fb_display[con].var;
return 0;
banshee_make_room(5);
tdfx_outl(DSTFORMAT, fmt);
tdfx_outl(COLORFORE, rect->color);
tdfx_outl(COMMAND_2D, COMMAND_2D_FILLRECT | (tdfx_rop << 24));
tdfx_outl(DSTSIZE, rect->width | (rect->height << 16));
tdfx_outl(LAUNCH_2D, rect->dx | (rect->dy << 16));
banshee_wait_idle();
}
static void tdfxfb_set_dispsw(struct display *disp,
struct fb_info_tdfx *info,
int bpp, int accel)
/*
* Screen-to-Screen BitBlt 2D command (for the bmove fb op.)
*/
static void tdfxfb_copyarea(struct fb_info *info, struct fb_copyarea *area)
{
if (disp->dispsw && disp->conp)
fb_con.con_cursor(disp->conp, CM_ERASE);
switch (bpp) {
#ifdef FBCON_HAS_CFB8
case 8:
disp->dispsw = noaccel ? &fbcon_cfb8 : &fbcon_banshee8;
if (nohwcursor)
fbcon_banshee8.cursor = NULL;
break;
#endif
#ifdef FBCON_HAS_CFB16
case 16:
disp->dispsw = noaccel ? &fbcon_cfb16 : &fbcon_banshee16;
disp->dispsw_data = info->fbcon_cmap.cfb16;
if (nohwcursor)
fbcon_banshee16.cursor = NULL;
break;
#endif
#ifdef FBCON_HAS_CFB24
case 24:
disp->dispsw = noaccel ? &fbcon_cfb24 : &fbcon_banshee24;
disp->dispsw_data = info->fbcon_cmap.cfb24;
if (nohwcursor)
fbcon_banshee24.cursor = NULL;
break;
#endif
#ifdef FBCON_HAS_CFB32
case 32:
disp->dispsw = noaccel ? &fbcon_cfb32 : &fbcon_banshee32;
disp->dispsw_data = info->fbcon_cmap.cfb32;
if (nohwcursor)
fbcon_banshee32.cursor = NULL;
break;
#endif
default:
disp->dispsw = &fbcon_dummy;
u32 bpp = info->var.bits_per_pixel;
u32 stride = info->fix.line_length;
u32 blitcmd = COMMAND_2D_S2S_BITBLT | (TDFX_ROP_COPY << 24);
u32 fmt = stride | ((bpp+((bpp==8) ? 0 : 8)) << 13);
if (area->sx <= area->dx) {
//-X
blitcmd |= BIT(14);
area->sx += area->width - 1;
area->dx += area->width - 1;
}
}
static int tdfxfb_set_var(struct fb_var_screeninfo *var,
int con, struct fb_info *fb)
{
struct fb_info_tdfx *info = (struct fb_info_tdfx *) fb;
struct tdfxfb_par par;
struct display *display;
int oldxres, oldyres, oldvxres, oldvyres, oldbpp, oldaccel, accel,
err;
int activate = var->activate;
int j, k;
if (con >= 0)
display = &fb_display[con];
else
display = fb->disp; /* used during initialization */
if ((err = tdfxfb_decode_var(var, &par, info)))
return err;
tdfxfb_encode_var(var, &par, info);
if ((activate & FB_ACTIVATE_MASK) == FB_ACTIVATE_NOW) {
oldxres = display->var.xres;
oldyres = display->var.yres;
oldvxres = display->var.xres_virtual;
oldvyres = display->var.yres_virtual;
oldbpp = display->var.bits_per_pixel;
oldaccel = display->var.accel_flags;
display->var = *var;
if (con < 0 ||
oldxres != var->xres ||
oldyres != var->yres ||
oldvxres != var->xres_virtual ||
oldvyres != var->yres_virtual ||
oldbpp != var->bits_per_pixel ||
oldaccel != var->accel_flags) {
struct fb_fix_screeninfo fix;
tdfxfb_encode_fix(&fix, &par, info);
display->visual = fix.visual;
display->type = fix.type;
display->type_aux = fix.type_aux;
display->ypanstep = fix.ypanstep;
display->ywrapstep = fix.ywrapstep;
display->line_length = fix.line_length;
display->next_line = fix.line_length;
display->can_soft_blank = 1;
display->inverse = inverse;
accel = var->accel_flags & FB_ACCELF_TEXT;
tdfxfb_set_dispsw(display, info, par.bpp, accel);
if (nopan)
display->scrollmode = SCROLL_YREDRAW;
if (info->fb_info.changevar)
(*info->fb_info.changevar) (con);
}
if (var->bits_per_pixel == 8)
for (j = 0; j < 16; j++) {
k = color_table[j];
fb_info.palette[j].red = default_red[k];
fb_info.palette[j].green = default_grn[k];
fb_info.palette[j].blue = default_blu[k];
}
del_timer(&(info->cursor.timer));
fb_info.cursor.state = CM_ERASE;
if (!info->fb_info.display_fg ||
info->fb_info.display_fg->vc_num == con || con < 0)
tdfxfb_set_par(&par, info);
if (!nohwcursor)
if (display && display->conp)
tdfxfb_createcursor(display);
info->cursor.redraw = 1;
if (oldbpp != var->bits_per_pixel || con < 0) {
if ((err = fb_alloc_cmap(&display->cmap, 0, 0)))
return err;
do_install_cmap(con, &(info->fb_info));
}
if (area->sy <= area->dy) {
//-Y
blitcmd |= BIT(15);
area->sy += area->height - 1;
area->dy += area->height - 1;
}
banshee_make_room(6);
return 0;
}
static int tdfxfb_pan_display(struct fb_var_screeninfo *var,
int con, struct fb_info *fb)
{
struct fb_info_tdfx *i = (struct fb_info_tdfx *) fb;
if (nopan)
return -EINVAL;
if (var->xoffset)
return -EINVAL;
if (var->yoffset > var->yres_virtual)
return -EINVAL;
if (nowrap && (var->yoffset + var->yres > var->yres_virtual))
return -EINVAL;
if (con == fb->currcon)
do_pan_var(var, i);
fb_display[con].var.xoffset = var->xoffset;
fb_display[con].var.yoffset = var->yoffset;
return 0;
tdfx_outl(SRCFORMAT, fmt);
tdfx_outl(DSTFORMAT, fmt);
tdfx_outl(COMMAND_2D, blitcmd);
tdfx_outl(DSTSIZE, area->width | (area->height << 16));
tdfx_outl(DSTXY, area->dx | (area->dy << 16));
tdfx_outl(LAUNCH_2D, area->sx | (area->sy << 16));
banshee_wait_idle();
}
static int tdfxfb_get_cmap(struct fb_cmap *cmap,
int kspc, int con, struct fb_info *fb)
static void tdfxfb_imageblit(struct fb_info *info, struct fb_image *pixmap)
{
int size = pixmap->height*((pixmap->width*pixmap->depth + 7)>>3);
int i, stride = info->fix.line_length;
u32 bpp = info->var.bits_per_pixel;
u32 dstfmt = stride | ((bpp+((bpp==8) ? 0 : 8)) << 13);
u8 *chardata = (u8 *) pixmap->data;
u32 srcfmt;
struct fb_info_tdfx *i = (struct fb_info_tdfx *) fb;
struct display *d = (con < 0) ? fb->disp : fb_display + con;
if (con == fb->currcon) {
/* current console? */
return fb_get_cmap(cmap, kspc, tdfxfb_getcolreg, fb);
} else if (d->cmap.len) {
/* non default colormap? */
fb_copy_cmap(&d->cmap, cmap, kspc ? 0 : 2);
} else {
fb_copy_cmap(fb_default_cmap(i->current_par.cmap_len),
cmap, kspc ? 0 : 2);
}
return 0;
}
static int tdfxfb_set_cmap(struct fb_cmap *cmap,
int kspc, int con, struct fb_info *fb)
{
struct display *d = (con < 0) ? fb->disp : fb_display + con;
struct fb_info_tdfx *i = (struct fb_info_tdfx *) fb;
int cmap_len = (i->current_par.bpp == 8) ? 256 : 16;
if (d->cmap.len != cmap_len) {
int err;
if ((err = fb_alloc_cmap(&d->cmap, cmap_len, 0)))
return err;
}
if (con == fb->currcon) {
/* current console? */
return fb_set_cmap(cmap, kspc, fb);
if (pixmap->depth == 1) {
banshee_make_room(8 + ((size + 3) >> 2));
tdfx_outl(COLORFORE, pixmap->fg_color);
tdfx_outl(COLORBACK, pixmap->bg_color);
srcfmt = 0x400000;
} else {
fb_copy_cmap(cmap, &d->cmap, kspc ? 0 : 1);
banshee_make_room(6 + ((size + 3) >> 2));
srcfmt = 0xBEEFDEAD;
}
tdfx_outl(SRCXY, 0);
tdfx_outl(DSTXY, pixmap->dx | (pixmap->dy << 16));
tdfx_outl(COMMAND_2D, COMMAND_2D_H2S_BITBLT | (TDFX_ROP_COPY << 24));
tdfx_outl(SRCFORMAT, srcfmt);
tdfx_outl(DSTFORMAT, dstfmt);
tdfx_outl(DSTSIZE, pixmap->width | (pixmap->height << 16));
/* Send four bytes at a time of data */
for (i = (size >> 2) ; i > 0; i--) {
tdfx_outl(LAUNCH_2D,*(u32*)chardata);
chardata += 4;
}
/* Send the leftovers now */
i = size%4;
switch (i) {
case 0: break;
case 1: tdfx_outl(LAUNCH_2D,*chardata); break;
case 2: tdfx_outl(LAUNCH_2D,*(u16*)chardata); break;
case 3: tdfx_outl(LAUNCH_2D,*(u16*)chardata | ((chardata[3]) << 24)); break;
}
return 0;
banshee_wait_idle();
}
/**
* tdfxfb_probe - Device Initializiation
*
* @pdev: PCI Device to initialize
* @id: PCI Device ID
* tdfxfb_probe - Device Initializiation
*
* @pdev: PCI Device to initialize
* @id: PCI Device ID
*
* Initializes and allocates resources for PCI device @pdev.
* Initializes and allocates resources for PCI device @pdev.
*
*/
static int __devinit tdfxfb_probe(struct pci_dev *pdev,
const struct pci_device_id *id)
const struct pci_device_id *id)
{
struct fb_var_screeninfo var;
char *name = NULL;
struct fb_info *info;
int size, err;
fb_info.dev = pdev->device;
switch (pdev->device) {
case PCI_DEVICE_ID_3DFX_BANSHEE:
fb_info.max_pixclock = BANSHEE_MAX_PIXCLOCK;
name = "Banshee";
break;
case PCI_DEVICE_ID_3DFX_VOODOO3:
fb_info.max_pixclock = VOODOO3_MAX_PIXCLOCK;
name = "Voodoo3";
break;
case PCI_DEVICE_ID_3DFX_VOODOO5:
fb_info.max_pixclock = VOODOO5_MAX_PIXCLOCK;
name = "Voodoo5";
break;
if ((err = pci_enable_device(pdev))) {
printk(KERN_WARNING "tdfxfb: Can't enable pdev: %d\n", err);
return err;
}
fb_info.regbase_phys = pci_resource_start(pdev, 0);
fb_info.regbase_size = 1 << 24;
fb_info.regbase_virt =
ioremap_nocache(fb_info.regbase_phys, 1 << 24);
info = kmalloc(sizeof(struct fb_info) + sizeof(struct display) +
sizeof(u32) * 16, GFP_KERNEL);
if (!fb_info.regbase_virt) {
printk(KERN_WARNING "fb: Can't remap %s register area.\n",
name);
return -ENXIO;
if (!info) return -ENXIO;
memset(info, 0, sizeof(info) + sizeof(struct display) + sizeof(u32) * 16);
/* Configure the default fb_fix_screeninfo first */
switch (pdev->device) {
case PCI_DEVICE_ID_3DFX_BANSHEE:
strcat(tdfx_fix.id, " Banshee");
default_par.max_pixclock = BANSHEE_MAX_PIXCLOCK;
break;
case PCI_DEVICE_ID_3DFX_VOODOO3:
strcat(tdfx_fix.id, " Voodoo3");
default_par.max_pixclock = VOODOO3_MAX_PIXCLOCK;
break;
case PCI_DEVICE_ID_3DFX_VOODOO5:
strcat(tdfx_fix.id, " Voodoo5");
default_par.max_pixclock = VOODOO5_MAX_PIXCLOCK;
break;
}
fb_info.bufbase_phys = pci_resource_start(pdev, 1);
if (!(fb_info.bufbase_size = do_lfb_size())) {
iounmap(fb_info.regbase_virt);
printk(KERN_WARNING "fb: Can't count %s memory.\n", name);
tdfx_fix.mmio_start = pci_resource_start(pdev, 0);
tdfx_fix.mmio_len = 1 << 24;
default_par.regbase_virt = ioremap_nocache(tdfx_fix.mmio_start, 1<<24);
if (!default_par.regbase_virt) {
printk("fb: Can't remap %s register area.\n", tdfx_fix.id);
return -ENXIO;
}
fb_info.bufbase_virt = ioremap_nocache(fb_info.bufbase_phys,
fb_info.bufbase_size);
if (!fb_info.regbase_virt) {
printk(KERN_WARNING "fb: Can't remap %s framebuffer.\n",
name);
iounmap(fb_info.regbase_virt);
if (!request_mem_region(pci_resource_start(pdev, 0),
pci_resource_len(pdev, 0), "tdfx regbase")) {
printk(KERN_WARNING "tdfxfb: Can't reserve regbase\n");
iounmap(default_par.regbase_virt);
return -ENXIO;
}
fb_info.iobase = pci_resource_start(pdev, 2);
printk("fb: %s memory = %ldK\n", name, fb_info.bufbase_size >> 10);
}
#ifdef CONFIG_MTRR
if (!nomtrr) {
fb_info.mtrr_idx = mtrr_add(fb_info.bufbase_phys,
fb_info.bufbase_size,
MTRR_TYPE_WRCOMB, 1);
printk(KERN_INFO "fb: MTRR's turned on\n");
tdfx_fix.smem_start = pci_resource_start(pdev, 1);
if (!(tdfx_fix.smem_len = do_lfb_size(pdev->device))) {
iounmap(default_par.regbase_virt);
printk("fb: Can't count %s memory.\n", tdfx_fix.id);
return -ENXIO;
}
#endif
/* clear framebuffer memory */
memset_io(fb_info.bufbase_virt, 0, fb_info.bufbase_size);
fb_info.fb_info.currcon = -1;
if (!nohwcursor)
tdfxfb_hwcursor_init();
init_timer(&fb_info.cursor.timer);
fb_info.cursor.timer.function = do_flashcursor;
fb_info.cursor.timer.data = (unsigned long) (&fb_info);
fb_info.cursor.state = CM_ERASE;
spin_lock_init(&fb_info.DAClock);
strcpy(fb_info.fb_info.modename, "3Dfx ");
strcat(fb_info.fb_info.modename, name);
fb_info.fb_info.changevar = NULL;
fb_info.fb_info.node = NODEV;
fb_info.fb_info.fbops = &tdfxfb_ops;
fb_info.fb_info.disp = &fb_info.disp;
fb_info.fb_info.currcon = -1;
strcpy(fb_info.fb_info.fontname, fontname);
fb_info.fb_info.switch_con = &tdfxfb_switch_con;
fb_info.fb_info.updatevar = &tdfxfb_updatevar;
fb_info.fb_info.flags = FBINFO_FLAG_DEFAULT;
memset(&var, 0, sizeof(var));
if (!mode_option || !fb_find_mode(&var, &fb_info.fb_info,
mode_option, NULL, 0, NULL, 8))
var = default_mode[0].var;
noaccel ? (var.accel_flags &= ~FB_ACCELF_TEXT) :
(var.accel_flags |= FB_ACCELF_TEXT);
if (tdfxfb_decode_var(&var, &fb_info.default_par, &fb_info)) {
/*
* ugh -- can't use the mode from the mode db. (or command
* line), so try the default
*/
printk(KERN_NOTICE
"tdfxfb: can't decode the supplied video mode, using default\n");
var = default_mode[0].var;
noaccel ? (var.accel_flags &= ~FB_ACCELF_TEXT) :
(var.accel_flags |= FB_ACCELF_TEXT);
if (tdfxfb_decode_var
(&var, &fb_info.default_par, &fb_info)) {
/* this is getting really bad!... */
printk(KERN_WARNING
"tdfxfb: can't decode default video mode\n");
return -ENXIO;
}
if (!request_mem_region(pci_resource_start(pdev, 1),
pci_resource_len(pdev, 1), "tdfx smem")) {
printk(KERN_WARNING "tdfxfb: Can't reserve smem\n");
release_mem_region(pci_resource_start(pdev, 0),
pci_resource_len(pdev, 0));
iounmap(default_par.regbase_virt);
return -ENXIO;
}
fb_info.fb_info.screen_base = fb_info.bufbase_virt;
fb_info.disp.var = var;
if (tdfxfb_set_var(&var, -1, &fb_info.fb_info)) {
printk(KERN_WARNING
"tdfxfb: can't set default video mode\n");
info->screen_base = ioremap_nocache(tdfx_fix.smem_start,
tdfx_fix.smem_len);
if (!info->screen_base) {
printk("fb: Can't remap %s framebuffer.\n", tdfx_fix.id);
iounmap(default_par.regbase_virt);
return -ENXIO;
}
if (register_framebuffer(&fb_info.fb_info) < 0) {
printk(KERN_WARNING
"tdfxfb: can't register framebuffer\n");
default_par.iobase = pci_resource_start(pdev, 2);
if (!request_region(pci_resource_start(pdev, 2),
pci_resource_len(pdev, 2), "tdfx iobase")) {
printk(KERN_WARNING "tdfxfb: Can't reserve iobase\n");
release_mem_region(pci_resource_start(pdev, 1),
pci_resource_len(pdev, 1));
release_mem_region(pci_resource_start(pdev, 0),
pci_resource_len(pdev, 0));
iounmap(default_par.regbase_virt);
iounmap(info->screen_base);
return -ENXIO;
}
printk(KERN_INFO "fb%d: %s frame buffer device\n",
GET_FB_IDX(fb_info.fb_info.node), fb_info.fb_info.modename);
printk("fb: %s memory = %dK\n", tdfx_fix.id, tdfx_fix.smem_len >> 10);
return 0;
/* 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;
info->node = NODEV;
info->fbops = &tdfxfb_ops;
info->fix = tdfx_fix;
info->par = &default_par;
info->pseudo_palette = (void *)(info->disp + 1);
info->flags = FBINFO_FLAG_DEFAULT;
/* The below feilds will go away !!!! */
info->currcon = -1;
strcpy(info->modename, info->fix.id);
info->disp = (struct display *)(info + 1);
info->switch_con = gen_switch;
info->updatevar = gen_update_var;
size = (info->var.bits_per_pixel == 8) ? 256 : 16;
fb_alloc_cmap(&info->cmap, size, 0);
if (!mode_option)
mode_option = "640x480@60";
err = fb_find_mode(&info->var, info, mode_option, NULL, 0, NULL, 8);
if (!err || err == 4)
info->var = tdfx_var;
gen_set_var(&info->var, -1, info);
if (register_framebuffer(info) < 0) {
printk("tdfxfb: can't register framebuffer\n");
return -ENXIO;
}
/*
* Our driver data
*/
pdev->driver_data = info;
return 0;
}
/**
* tdfxfb_remove - Device removal
* tdfxfb_remove - Device removal
*
* @pdev: PCI Device to cleanup
* @pdev: PCI Device to cleanup
*
* Releases all resources allocated during the course of the driver's
* lifetime for the PCI device @pdev.
* Releases all resources allocated during the course of the driver's
* lifetime for the PCI device @pdev.
*
*/
static void __devexit tdfxfb_remove(struct pci_dev *pdev)
{
unregister_framebuffer(&fb_info.fb_info);
del_timer_sync(&fb_info.cursor.timer);
#ifdef CONFIG_MTRR
if (!nomtrr) {
mtrr_del(fb_info.mtrr_idx, fb_info.bufbase_phys,
fb_info.bufbase_size);
printk("fb: MTRR's turned off\n");
}
#endif
struct fb_info *info = (struct fb_info *)pdev->driver_data;
struct tdfx_par *par = (struct tdfx_par *) info->par;
iounmap(fb_info.regbase_virt);
iounmap(fb_info.bufbase_virt);
unregister_framebuffer(info);
iounmap(par->regbase_virt);
iounmap(info->screen_base);
/* Clean up after reserved regions */
release_region(pci_resource_start(pdev, 2),
pci_resource_len(pdev, 2));
release_mem_region(pci_resource_start(pdev, 1),
pci_resource_len(pdev, 1));
release_mem_region(pci_resource_start(pdev, 0),
pci_resource_len(pdev, 0));
}
int __init tdfxfb_init(void)
{
return pci_module_init(&tdfxfb_driver);
return pci_module_init(&tdfxfb_driver);
}
static void __exit tdfxfb_exit(void)
{
pci_unregister_driver(&tdfxfb_driver);
pci_unregister_driver(&tdfxfb_driver);
}
MODULE_AUTHOR("Hannu Mallat <hmallat@cc.hut.fi>");
MODULE_DESCRIPTION("3Dfx framebuffer device driver");
MODULE_LICENSE("GPL");
MODULE_PARM(noaccel, "i");
MODULE_PARM_DESC(noaccel, "Disable hardware acceleration (1 = disabled), enabled by default.");
#ifdef MODULE
module_init(tdfxfb_init);
#endif
......@@ -1966,300 +1146,26 @@ module_exit(tdfxfb_exit);
#ifndef MODULE
void tdfxfb_setup(char *options, int *ints)
{
char *this_opt;
{
char* this_opt;
if (!options || !*options)
return;
while ((this_opt = strsep(&options, ",")) != NULL) {
while ((this_opt = strsep(&options, ",")) != NULL) {
if (!*this_opt)
continue;
if (!strcmp(this_opt, "inverse")) {
inverse = 1;
fb_invert_cmaps();
} else if (!strcmp(this_opt, "noaccel")) {
noaccel = nopan = nowrap = nohwcursor = 1;
} else if (!strcmp(this_opt, "nopan")) {
} else if(!strcmp(this_opt, "nopan")) {
nopan = 1;
} else if (!strcmp(this_opt, "nowrap")) {
} else if(!strcmp(this_opt, "nowrap")) {
nowrap = 1;
} else if (!strcmp(this_opt, "nohwcursor")) {
nohwcursor = 1;
#ifdef CONFIG_MTRR
} else if (!strcmp(this_opt, "nomtrr")) {
nomtrr = 1;
#endif
} else if (!strncmp(this_opt, "font:", 5)) {
strncpy(fontname, this_opt + 5, 40);
} else {
mode_option = this_opt;
}
}
}
}
#endif
static int tdfxfb_switch_con(int con, struct fb_info *fb)
{
struct fb_info_tdfx *info = (struct fb_info_tdfx *) fb;
struct tdfxfb_par par;
int old_con = fb->currcon;
int set_par = 1;
/* Do we have to save the colormap? */
if (fb->currcon >= 0)
if (fb_display[fb->currcon].cmap.len)
fb_get_cmap(&fb_display[fb->currcon].cmap, 1,
tdfxfb_getcolreg, fb);
fb->currcon = con;
fb_display[fb->currcon].var.activate = FB_ACTIVATE_NOW;
tdfxfb_decode_var(&fb_display[con].var, &par, info);
if (old_con >= 0 && vt_cons[old_con]->vc_mode != KD_GRAPHICS) {
/* check if we have to change video registers */
struct tdfxfb_par old_par;
tdfxfb_decode_var(&fb_display[old_con].var, &old_par,
info);
if (!memcmp(&par, &old_par, sizeof(par)))
set_par = 0; /* avoid flicker */
}
if (set_par)
tdfxfb_set_par(&par, info);
if (fb_display[con].dispsw && fb_display[con].conp)
fb_con.con_cursor(fb_display[con].conp, CM_ERASE);
del_timer(&(info->cursor.timer));
fb_info.cursor.state = CM_ERASE;
if (!nohwcursor)
if (fb_display[con].conp)
tdfxfb_createcursor(&fb_display[con]);
info->cursor.redraw = 1;
tdfxfb_set_dispsw(&fb_display[con],
info, par.bpp, par.accel_flags & FB_ACCELF_TEXT);
do_install_cmap(con, fb);
tdfxfb_updatevar(con, fb);
return 1;
}
/* 0 unblank, 1 blank, 2 no vsync, 3 no hsync, 4 off */
static int tdfxfb_blank(int blank, struct fb_info *fb)
{
u32 dacmode, state = 0, vgablank = 0;
dacmode = tdfx_inl(DACMODE);
switch (blank) {
case 0: /* Screen: On; HSync: On, VSync: On */
state = 0;
vgablank = 0;
break;
case 1: /* Screen: Off; HSync: On, VSync: On */
state = 0;
vgablank = 1;
break;
case 2: /* Screen: Off; HSync: On, VSync: Off */
state = BIT(3);
vgablank = 1;
break;
case 3: /* Screen: Off; HSync: Off, VSync: On */
state = BIT(1);
vgablank = 1;
break;
case 4: /* Screen: Off; HSync: Off, VSync: Off */
state = BIT(1) | BIT(3);
vgablank = 1;
break;
}
dacmode &= ~(BIT(1) | BIT(3));
dacmode |= state;
banshee_make_room(1);
tdfx_outl(DACMODE, dacmode);
if (vgablank)
vga_disable_video();
else
vga_enable_video();
return 0;
}
static int tdfxfb_updatevar(int con, struct fb_info *fb)
{
struct fb_info_tdfx *i = (struct fb_info_tdfx *) fb;
if ((con == fb->currcon) && (!nopan))
do_pan_var(&fb_display[con].var, i);
return 0;
}
static int tdfxfb_getcolreg(unsigned regno,
unsigned *red,
unsigned *green,
unsigned *blue,
unsigned *transp, struct fb_info *fb)
{
struct fb_info_tdfx *i = (struct fb_info_tdfx *) fb;
if (regno > i->current_par.cmap_len)
return 1;
*red = i->palette[regno].red;
*green = i->palette[regno].green;
*blue = i->palette[regno].blue;
*transp = 0;
return 0;
}
static int tdfxfb_setcolreg(unsigned regno,
unsigned red,
unsigned green,
unsigned blue,
unsigned transp, struct fb_info *info)
{
struct fb_info_tdfx *i = (struct fb_info_tdfx *) info;
#ifdef FBCON_HAS_CFB8
u32 rgbcol;
#endif
if (regno >= i->current_par.cmap_len)
return 1;
i->palette[regno].red = red;
i->palette[regno].green = green;
i->palette[regno].blue = blue;
switch (i->current_par.bpp) {
#ifdef FBCON_HAS_CFB8
case 8:
rgbcol = (((u32) red & 0xff00) << 8) |
(((u32) green & 0xff00) << 0) |
(((u32) blue & 0xff00) >> 8);
do_setpalentry(regno, rgbcol);
break;
#endif
#ifdef FBCON_HAS_CFB16
case 16:
i->fbcon_cmap.cfb16[regno] =
(((u32) red & 0xf800) >> 0) |
(((u32) green & 0xfc00) >> 5) |
(((u32) blue & 0xf800) >> 11);
break;
#endif
#ifdef FBCON_HAS_CFB24
case 24:
i->fbcon_cmap.cfb24[regno] =
(((u32) red & 0xff00) << 8) |
(((u32) green & 0xff00) << 0) |
(((u32) blue & 0xff00) >> 8);
break;
#endif
#ifdef FBCON_HAS_CFB32
case 32:
i->fbcon_cmap.cfb32[regno] =
(((u32) red & 0xff00) << 8) |
(((u32) green & 0xff00) << 0) |
(((u32) blue & 0xff00) >> 8);
break;
#endif
default:
DPRINTK("bad depth %u\n", i->current_par.bpp);
break;
}
return 0;
}
static void tdfxfb_createcursorshape(struct display *p)
{
unsigned int h, cu, cd;
h = fontheight(p);
cd = h;
if (cd >= 10)
cd--;
fb_info.cursor.type = p->conp->vc_cursor_type & CUR_HWMASK;
switch (fb_info.cursor.type) {
case CUR_NONE:
cu = cd;
break;
case CUR_UNDERLINE:
cu = cd - 2;
break;
case CUR_LOWER_THIRD:
cu = (h * 2) / 3;
break;
case CUR_LOWER_HALF:
cu = h / 2;
break;
case CUR_TWO_THIRDS:
cu = h / 3;
break;
case CUR_BLOCK:
default:
cu = 0;
cd = h;
break;
}
fb_info.cursor.w = fontwidth(p);
fb_info.cursor.u = cu;
fb_info.cursor.d = cd;
}
static void tdfxfb_createcursor(struct display *p)
{
u8 *cursorbase;
u32 xline;
unsigned int i;
unsigned int h, to;
tdfxfb_createcursorshape(p);
xline = ~((1 << (32 - fb_info.cursor.w)) - 1);
#ifdef __LITTLE_ENDIAN
xline = swab32(xline);
#endif
cursorbase = (u8 *) fb_info.bufbase_virt;
h = fb_info.cursor.cursorimage;
to = fb_info.cursor.u;
for (i = 0; i < to; i++) {
writel(0, cursorbase + h);
writel(0, cursorbase + h + 4);
writel(~0, cursorbase + h + 8);
writel(~0, cursorbase + h + 12);
h += 16;
}
to = fb_info.cursor.d;
for (; i < to; i++) {
writel(xline, cursorbase + h);
writel(0, cursorbase + h + 4);
writel(~0, cursorbase + h + 8);
writel(~0, cursorbase + h + 12);
h += 16;
}
for (; i < 64; i++) {
writel(0, cursorbase + h);
writel(0, cursorbase + h + 4);
writel(~0, cursorbase + h + 8);
writel(~0, cursorbase + h + 12);
h += 16;
}
}
static void tdfxfb_hwcursor_init(void)
{
unsigned int start;
start = (fb_info.bufbase_size - 1024) & PAGE_MASK;
fb_info.bufbase_size = start;
fb_info.cursor.cursorimage = fb_info.bufbase_size;
printk("tdfxfb: reserving 1024 bytes for the hwcursor at %p\n",
fb_info.regbase_virt + fb_info.cursor.cursorimage);
}
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