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path: root/drivers/video/pm2fb.c
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Diffstat (limited to 'drivers/video/pm2fb.c')
-rw-r--r--drivers/video/pm2fb.c883
1 files changed, 627 insertions, 256 deletions
diff --git a/drivers/video/pm2fb.c b/drivers/video/pm2fb.c
index 10c0cc6e93f..5591dfb22b1 100644
--- a/drivers/video/pm2fb.c
+++ b/drivers/video/pm2fb.c
@@ -11,7 +11,7 @@
* and additional input from James Simmon's port of Hannu Mallat's tdfx
* driver.
*
- * I have a Creative Graphics Blaster Exxtreme card - pm2fb on x86. I
+ * I have a Creative Graphics Blaster Exxtreme card - pm2fb on x86. I
* have no access to other pm2fb implementations. Sparc (and thus
* hopefully other big-endian) devices now work, thanks to a lot of
* testing work by Ron Murray. I have no access to CVision hardware,
@@ -38,6 +38,9 @@
#include <linux/fb.h>
#include <linux/init.h>
#include <linux/pci.h>
+#ifdef CONFIG_MTRR
+#include <asm/mtrr.h>
+#endif
#include <video/permedia2.h>
#include <video/cvisionppc.h>
@@ -52,15 +55,19 @@
#undef PM2FB_MASTER_DEBUG
#ifdef PM2FB_MASTER_DEBUG
-#define DPRINTK(a,b...) printk(KERN_DEBUG "pm2fb: %s: " a, __FUNCTION__ , ## b)
+#define DPRINTK(a, b...) \
+ printk(KERN_DEBUG "pm2fb: %s: " a, __FUNCTION__ , ## b)
#else
-#define DPRINTK(a,b...)
+#define DPRINTK(a, b...)
#endif
+#define PM2_PIXMAP_SIZE (1600 * 4)
+
/*
* Driver data
*/
-static char *mode __devinitdata = NULL;
+static int hwcursor = 1;
+static char *mode __devinitdata;
/*
* The XFree GLINT driver will (I think to implement hardware cursor
@@ -73,6 +80,11 @@ static char *mode __devinitdata = NULL;
*/
static int lowhsync;
static int lowvsync;
+static int noaccel __devinitdata;
+/* mtrr option */
+#ifdef CONFIG_MTRR
+static int nomtrr __devinitdata;
+#endif
/*
* The hardware state of the graphics card that isn't part of the
@@ -88,6 +100,7 @@ struct pm2fb_par
u32 mem_control; /* MemControl reg at probe */
u32 boot_address; /* BootAddress reg at probe */
u32 palette[16];
+ int mtrr_handle;
};
/*
@@ -135,60 +148,39 @@ static struct fb_var_screeninfo pm2fb_var __devinitdata = {
* Utility functions
*/
-static inline u32 RD32(unsigned char __iomem *base, s32 off)
-{
- return fb_readl(base + off);
-}
-
-static inline void WR32(unsigned char __iomem *base, s32 off, u32 v)
+static inline u32 pm2_RD(struct pm2fb_par *p, s32 off)
{
- fb_writel(v, base + off);
+ return fb_readl(p->v_regs + off);
}
-static inline u32 pm2_RD(struct pm2fb_par* p, s32 off)
+static inline void pm2_WR(struct pm2fb_par *p, s32 off, u32 v)
{
- return RD32(p->v_regs, off);
+ fb_writel(v, p->v_regs + off);
}
-static inline void pm2_WR(struct pm2fb_par* p, s32 off, u32 v)
+static inline u32 pm2_RDAC_RD(struct pm2fb_par *p, s32 idx)
{
- WR32(p->v_regs, off, v);
+ pm2_WR(p, PM2R_RD_PALETTE_WRITE_ADDRESS, idx);
+ mb();
+ return pm2_RD(p, PM2R_RD_INDEXED_DATA);
}
-static inline u32 pm2_RDAC_RD(struct pm2fb_par* p, s32 idx)
+static inline u32 pm2v_RDAC_RD(struct pm2fb_par *p, s32 idx)
{
- int index = PM2R_RD_INDEXED_DATA;
- switch (p->type) {
- case PM2_TYPE_PERMEDIA2:
- pm2_WR(p, PM2R_RD_PALETTE_WRITE_ADDRESS, idx);
- break;
- case PM2_TYPE_PERMEDIA2V:
- pm2_WR(p, PM2VR_RD_INDEX_LOW, idx & 0xff);
- index = PM2VR_RD_INDEXED_DATA;
- break;
- }
+ pm2_WR(p, PM2VR_RD_INDEX_LOW, idx & 0xff);
mb();
- return pm2_RD(p, index);
+ return pm2_RD(p, PM2VR_RD_INDEXED_DATA);
}
-static inline void pm2_RDAC_WR(struct pm2fb_par* p, s32 idx, u32 v)
+static inline void pm2_RDAC_WR(struct pm2fb_par *p, s32 idx, u32 v)
{
- int index = PM2R_RD_INDEXED_DATA;
- switch (p->type) {
- case PM2_TYPE_PERMEDIA2:
- pm2_WR(p, PM2R_RD_PALETTE_WRITE_ADDRESS, idx);
- break;
- case PM2_TYPE_PERMEDIA2V:
- pm2_WR(p, PM2VR_RD_INDEX_LOW, idx & 0xff);
- index = PM2VR_RD_INDEXED_DATA;
- break;
- }
+ pm2_WR(p, PM2R_RD_PALETTE_WRITE_ADDRESS, idx);
wmb();
- pm2_WR(p, index, v);
+ pm2_WR(p, PM2R_RD_INDEXED_DATA, v);
wmb();
}
-static inline void pm2v_RDAC_WR(struct pm2fb_par* p, s32 idx, u32 v)
+static inline void pm2v_RDAC_WR(struct pm2fb_par *p, s32 idx, u32 v)
{
pm2_WR(p, PM2VR_RD_INDEX_LOW, idx & 0xff);
wmb();
@@ -199,10 +191,10 @@ static inline void pm2v_RDAC_WR(struct pm2fb_par* p, s32 idx, u32 v)
#ifdef CONFIG_FB_PM2_FIFO_DISCONNECT
#define WAIT_FIFO(p, a)
#else
-static inline void WAIT_FIFO(struct pm2fb_par* p, u32 a)
+static inline void WAIT_FIFO(struct pm2fb_par *p, u32 a)
{
- while( pm2_RD(p, PM2R_IN_FIFO_SPACE) < a );
- mb();
+ while (pm2_RD(p, PM2R_IN_FIFO_SPACE) < a)
+ cpu_relax();
}
#endif
@@ -238,7 +230,7 @@ static u32 partprod(u32 xres)
for (i = 0; pp_table[i].width && pp_table[i].width != xres; i++)
;
- if ( pp_table[i].width == 0 )
+ if (pp_table[i].width == 0)
DPRINTK("invalid width %u\n", xres);
return pp_table[i].pp;
}
@@ -246,25 +238,22 @@ static u32 partprod(u32 xres)
static u32 to3264(u32 timing, int bpp, int is64)
{
switch (bpp) {
+ case 24:
+ timing *= 3;
case 8:
- timing >>= 2 + is64;
- break;
+ timing >>= 1;
case 16:
- timing >>= 1 + is64;
- break;
- case 24:
- timing = (timing * 3) >> (2 + is64);
- break;
+ timing >>= 1;
case 32:
- if (is64)
- timing >>= 1;
break;
}
+ if (is64)
+ timing >>= 1;
return timing;
}
-static void pm2_mnp(u32 clk, unsigned char* mm, unsigned char* nn,
- unsigned char* pp)
+static void pm2_mnp(u32 clk, unsigned char *mm, unsigned char *nn,
+ unsigned char *pp)
{
unsigned char m;
unsigned char n;
@@ -278,13 +267,13 @@ static void pm2_mnp(u32 clk, unsigned char* mm, unsigned char* nn,
for (m = 2; m; m++) {
f = PM2_REFERENCE_CLOCK * m / n;
if (f >= 150000 && f <= 300000) {
- for ( p = 0; p < 5; p++, f >>= 1) {
- curr = ( clk > f ) ? clk - f : f - clk;
- if ( curr < delta ) {
- delta=curr;
- *mm=m;
- *nn=n;
- *pp=p;
+ for (p = 0; p < 5; p++, f >>= 1) {
+ curr = (clk > f) ? clk - f : f - clk;
+ if (curr < delta) {
+ delta = curr;
+ *mm = m;
+ *nn = n;
+ *pp = p;
}
}
}
@@ -292,8 +281,8 @@ static void pm2_mnp(u32 clk, unsigned char* mm, unsigned char* nn,
}
}
-static void pm2v_mnp(u32 clk, unsigned char* mm, unsigned char* nn,
- unsigned char* pp)
+static void pm2v_mnp(u32 clk, unsigned char *mm, unsigned char *nn,
+ unsigned char *pp)
{
unsigned char m;
unsigned char n;
@@ -302,23 +291,24 @@ static void pm2v_mnp(u32 clk, unsigned char* mm, unsigned char* nn,
s32 delta = 1000;
*mm = *nn = *pp = 0;
- for ( m = 1; m < 128; m++) {
+ for (m = 1; m < 128; m++) {
for (n = 2 * m + 1; n; n++) {
- for ( p = 0; p < 2; p++) {
- f = ( PM2_REFERENCE_CLOCK >> ( p + 1 )) * n / m;
- if ( clk > f - delta && clk < f + delta ) {
- delta = ( clk > f ) ? clk - f : f - clk;
- *mm=m;
- *nn=n;
- *pp=p;
+ for (p = 0; p < 2; p++) {
+ f = (PM2_REFERENCE_CLOCK >> (p + 1)) * n / m;
+ if (clk > f - delta && clk < f + delta) {
+ delta = (clk > f) ? clk - f : f - clk;
+ *mm = m;
+ *nn = n;
+ *pp = p;
}
}
}
}
}
-static void clear_palette(struct pm2fb_par* p) {
- int i=256;
+static void clear_palette(struct pm2fb_par *p)
+{
+ int i = 256;
WAIT_FIFO(p, 1);
pm2_WR(p, PM2R_RD_PALETTE_WRITE_ADDRESS, 0);
@@ -331,14 +321,14 @@ static void clear_palette(struct pm2fb_par* p) {
}
}
-static void reset_card(struct pm2fb_par* p)
+static void reset_card(struct pm2fb_par *p)
{
if (p->type == PM2_TYPE_PERMEDIA2V)
pm2_WR(p, PM2VR_RD_INDEX_HIGH, 0);
pm2_WR(p, PM2R_RESET_STATUS, 0);
mb();
while (pm2_RD(p, PM2R_RESET_STATUS) & PM2F_BEING_RESET)
- ;
+ cpu_relax();
mb();
#ifdef CONFIG_FB_PM2_FIFO_DISCONNECT
DPRINTK("FIFO disconnect enabled\n");
@@ -354,11 +344,11 @@ static void reset_card(struct pm2fb_par* p)
pm2_WR(p, PM2R_MEM_CONFIG, p->mem_config);
}
-static void reset_config(struct pm2fb_par* p)
+static void reset_config(struct pm2fb_par *p)
{
- WAIT_FIFO(p, 52);
+ WAIT_FIFO(p, 53);
pm2_WR(p, PM2R_CHIP_CONFIG, pm2_RD(p, PM2R_CHIP_CONFIG) &
- ~(PM2F_VGA_ENABLE|PM2F_VGA_FIXED));
+ ~(PM2F_VGA_ENABLE | PM2F_VGA_FIXED));
pm2_WR(p, PM2R_BYPASS_WRITE_MASK, ~(0L));
pm2_WR(p, PM2R_FRAMEBUFFER_WRITE_MASK, ~(0L));
pm2_WR(p, PM2R_FIFO_CONTROL, 0);
@@ -393,31 +383,32 @@ static void reset_config(struct pm2fb_par* p)
pm2_WR(p, PM2R_STATISTICS_MODE, 0);
pm2_WR(p, PM2R_SCISSOR_MODE, 0);
pm2_WR(p, PM2R_FILTER_MODE, PM2F_SYNCHRONIZATION);
+ pm2_WR(p, PM2R_RD_PIXEL_MASK, 0xff);
switch (p->type) {
case PM2_TYPE_PERMEDIA2:
pm2_RDAC_WR(p, PM2I_RD_MODE_CONTROL, 0); /* no overlay */
pm2_RDAC_WR(p, PM2I_RD_CURSOR_CONTROL, 0);
pm2_RDAC_WR(p, PM2I_RD_MISC_CONTROL, PM2F_RD_PALETTE_WIDTH_8);
+ pm2_RDAC_WR(p, PM2I_RD_COLOR_KEY_CONTROL, 0);
+ pm2_RDAC_WR(p, PM2I_RD_OVERLAY_KEY, 0);
+ pm2_RDAC_WR(p, PM2I_RD_RED_KEY, 0);
+ pm2_RDAC_WR(p, PM2I_RD_GREEN_KEY, 0);
+ pm2_RDAC_WR(p, PM2I_RD_BLUE_KEY, 0);
break;
case PM2_TYPE_PERMEDIA2V:
pm2v_RDAC_WR(p, PM2VI_RD_MISC_CONTROL, 1); /* 8bit */
break;
}
- pm2_RDAC_WR(p, PM2I_RD_COLOR_KEY_CONTROL, 0);
- pm2_RDAC_WR(p, PM2I_RD_OVERLAY_KEY, 0);
- pm2_RDAC_WR(p, PM2I_RD_RED_KEY, 0);
- pm2_RDAC_WR(p, PM2I_RD_GREEN_KEY, 0);
- pm2_RDAC_WR(p, PM2I_RD_BLUE_KEY, 0);
}
-static void set_aperture(struct pm2fb_par* p, u32 depth)
+static void set_aperture(struct pm2fb_par *p, u32 depth)
{
/*
* The hardware is little-endian. When used in big-endian
* hosts, the on-chip aperture settings are used where
* possible to translate from host to card byte order.
*/
- WAIT_FIFO(p, 4);
+ WAIT_FIFO(p, 2);
#ifdef __LITTLE_ENDIAN
pm2_WR(p, PM2R_APERTURE_ONE, PM2F_APERTURE_STANDARD);
#else
@@ -440,11 +431,11 @@ static void set_aperture(struct pm2fb_par* p, u32 depth)
}
#endif
- // We don't use aperture two, so this may be superflous
+ /* We don't use aperture two, so this may be superflous */
pm2_WR(p, PM2R_APERTURE_TWO, PM2F_APERTURE_STANDARD);
}
-static void set_color(struct pm2fb_par* p, unsigned char regno,
+static void set_color(struct pm2fb_par *p, unsigned char regno,
unsigned char r, unsigned char g, unsigned char b)
{
WAIT_FIFO(p, 4);
@@ -457,7 +448,7 @@ static void set_color(struct pm2fb_par* p, unsigned char regno,
pm2_WR(p, PM2R_RD_PALETTE_DATA, b);
}
-static void set_memclock(struct pm2fb_par* par, u32 clk)
+static void set_memclock(struct pm2fb_par *par, u32 clk)
{
int i;
unsigned char m, n, p;
@@ -465,7 +456,7 @@ static void set_memclock(struct pm2fb_par* par, u32 clk)
switch (par->type) {
case PM2_TYPE_PERMEDIA2V:
pm2v_mnp(clk/2, &m, &n, &p);
- WAIT_FIFO(par, 8);
+ WAIT_FIFO(par, 12);
pm2_WR(par, PM2VR_RD_INDEX_HIGH, PM2VI_RD_MCLK_CONTROL >> 8);
pm2v_RDAC_WR(par, PM2VI_RD_MCLK_CONTROL, 0);
pm2v_RDAC_WR(par, PM2VI_RD_MCLK_PRESCALE, m);
@@ -473,10 +464,9 @@ static void set_memclock(struct pm2fb_par* par, u32 clk)
pm2v_RDAC_WR(par, PM2VI_RD_MCLK_POSTSCALE, p);
pm2v_RDAC_WR(par, PM2VI_RD_MCLK_CONTROL, 1);
rmb();
- for (i = 256;
- i && !(pm2_RDAC_RD(par, PM2VI_RD_MCLK_CONTROL) & 2);
- i--)
- ;
+ for (i = 256; i; i--)
+ if (pm2v_RDAC_RD(par, PM2VI_RD_MCLK_CONTROL) & 2)
+ break;
pm2_WR(par, PM2VR_RD_INDEX_HIGH, 0);
break;
case PM2_TYPE_PERMEDIA2:
@@ -488,15 +478,14 @@ static void set_memclock(struct pm2fb_par* par, u32 clk)
pm2_RDAC_WR(par, PM2I_RD_MEMORY_CLOCK_3, 8|p);
pm2_RDAC_RD(par, PM2I_RD_MEMORY_CLOCK_STATUS);
rmb();
- for (i = 256;
- i && !(pm2_RD(par, PM2R_RD_INDEXED_DATA) & PM2F_PLL_LOCKED);
- i--)
- ;
+ for (i = 256; i; i--)
+ if (pm2_RD(par, PM2R_RD_INDEXED_DATA) & PM2F_PLL_LOCKED)
+ break;
break;
}
}
-static void set_pixclock(struct pm2fb_par* par, u32 clk)
+static void set_pixclock(struct pm2fb_par *par, u32 clk)
{
int i;
unsigned char m, n, p;
@@ -504,17 +493,16 @@ static void set_pixclock(struct pm2fb_par* par, u32 clk)
switch (par->type) {
case PM2_TYPE_PERMEDIA2:
pm2_mnp(clk, &m, &n, &p);
- WAIT_FIFO(par, 8);
+ WAIT_FIFO(par, 10);
pm2_RDAC_WR(par, PM2I_RD_PIXEL_CLOCK_A3, 0);
pm2_RDAC_WR(par, PM2I_RD_PIXEL_CLOCK_A1, m);
pm2_RDAC_WR(par, PM2I_RD_PIXEL_CLOCK_A2, n);
pm2_RDAC_WR(par, PM2I_RD_PIXEL_CLOCK_A3, 8|p);
pm2_RDAC_RD(par, PM2I_RD_PIXEL_CLOCK_STATUS);
rmb();
- for (i = 256;
- i && !(pm2_RD(par, PM2R_RD_INDEXED_DATA) & PM2F_PLL_LOCKED);
- i--)
- ;
+ for (i = 256; i; i--)
+ if (pm2_RD(par, PM2R_RD_INDEXED_DATA) & PM2F_PLL_LOCKED)
+ break;
break;
case PM2_TYPE_PERMEDIA2V:
pm2v_mnp(clk/2, &m, &n, &p);
@@ -528,11 +516,10 @@ static void set_pixclock(struct pm2fb_par* par, u32 clk)
}
}
-static void set_video(struct pm2fb_par* p, u32 video) {
+static void set_video(struct pm2fb_par *p, u32 video)
+{
u32 tmp;
- u32 vsync;
-
- vsync = video;
+ u32 vsync = video;
DPRINTK("video = 0x%x\n", video);
@@ -542,10 +529,10 @@ static void set_video(struct pm2fb_par* p, u32 video) {
* driver may well. So always set +hsync/+vsync and then set
* the RAMDAC to invert the sync if necessary.
*/
- vsync &= ~(PM2F_HSYNC_MASK|PM2F_VSYNC_MASK);
- vsync |= PM2F_HSYNC_ACT_HIGH|PM2F_VSYNC_ACT_HIGH;
+ vsync &= ~(PM2F_HSYNC_MASK | PM2F_VSYNC_MASK);
+ vsync |= PM2F_HSYNC_ACT_HIGH | PM2F_VSYNC_ACT_HIGH;
- WAIT_FIFO(p, 5);
+ WAIT_FIFO(p, 3);
pm2_WR(p, PM2R_VIDEO_CONTROL, vsync);
switch (p->type) {
@@ -564,16 +551,11 @@ static void set_video(struct pm2fb_par* p, u32 video) {
if ((video & PM2F_VSYNC_MASK) == PM2F_VSYNC_ACT_LOW)
tmp |= 4; /* invert vsync */
pm2v_RDAC_WR(p, PM2VI_RD_SYNC_CONTROL, tmp);
- pm2v_RDAC_WR(p, PM2VI_RD_MISC_CONTROL, 1);
break;
}
}
/*
- *
- */
-
-/**
* pm2fb_check_var - Optional function. Validates a var passed in.
* @var: frame buffer variable screen structure
* @info: frame buffer structure that represents a single frame buffer
@@ -594,15 +576,22 @@ static int pm2fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
}
if (var->xres != var->xres_virtual) {
- DPRINTK("virtual x resolution != physical x resolution not supported\n");
+ 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");
+ DPRINTK("virtual y resolution < "
+ "physical y resolution not possible\n");
return -EINVAL;
}
+ /* permedia cannot blit over 2048 */
+ if (var->yres_virtual > 2047) {
+ var->yres_virtual = 2047;
+ }
+
if (var->xoffset) {
DPRINTK("xoffset not supported\n");
return -EINVAL;
@@ -614,7 +603,7 @@ static int pm2fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
}
var->xres = (var->xres + 15) & ~15; /* could sometimes be 8 */
- lpitch = var->xres * ((var->bits_per_pixel + 7)>>3);
+ lpitch = var->xres * ((var->bits_per_pixel + 7) >> 3);
if (var->xres < 320 || var->xres > 1600) {
DPRINTK("width not supported: %u\n", var->xres);
@@ -633,15 +622,18 @@ static int pm2fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
}
if (PICOS2KHZ(var->pixclock) > PM2_MAX_PIXCLOCK) {
- DPRINTK("pixclock too high (%ldKHz)\n", PICOS2KHZ(var->pixclock));
+ DPRINTK("pixclock too high (%ldKHz)\n",
+ PICOS2KHZ(var->pixclock));
return -EINVAL;
}
var->transp.offset = 0;
var->transp.length = 0;
- switch(var->bits_per_pixel) {
+ switch (var->bits_per_pixel) {
case 8:
- var->red.length = var->green.length = var->blue.length = 8;
+ var->red.length = 8;
+ var->green.length = 8;
+ var->blue.length = 8;
break;
case 16:
var->red.offset = 11;
@@ -657,7 +649,9 @@ static int pm2fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
var->red.offset = 16;
var->green.offset = 8;
var->blue.offset = 0;
- var->red.length = var->green.length = var->blue.length = 8;
+ var->red.length = 8;
+ var->green.length = 8;
+ var->blue.length = 8;
break;
case 24:
#ifdef __BIG_ENDIAN
@@ -668,10 +662,13 @@ static int pm2fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
var->blue.offset = 0;
#endif
var->green.offset = 8;
- var->red.length = var->green.length = var->blue.length = 8;
+ var->red.length = 8;
+ var->green.length = 8;
+ var->blue.length = 8;
break;
}
- var->height = var->width = -1;
+ var->height = -1;
+ var->width = -1;
var->accel_flags = 0; /* Can't mmap if this is on */
@@ -691,7 +688,9 @@ static int pm2fb_set_par(struct fb_info *info)
{
struct pm2fb_par *par = info->par;
u32 pixclock;
- u32 width, height, depth;
+ u32 width = (info->var.xres_virtual + 7) & ~7;
+ u32 height = info->var.yres_virtual;
+ u32 depth = (info->var.bits_per_pixel + 7) & ~7;
u32 hsstart, hsend, hbend, htotal;
u32 vsstart, vsend, vbend, vtotal;
u32 stride;
@@ -701,22 +700,19 @@ static int pm2fb_set_par(struct fb_info *info)
u32 txtmap = 0;
u32 pixsize = 0;
u32 clrformat = 0;
- u32 xres;
+ u32 misc = 1; /* 8-bit DAC */
+ u32 xres = (info->var.xres + 31) & ~31;
int data64;
reset_card(par);
reset_config(par);
clear_palette(par);
- if ( par->memclock )
+ if (par->memclock)
set_memclock(par, par->memclock);
- width = (info->var.xres_virtual + 7) & ~7;
- height = info->var.yres_virtual;
- depth = (info->var.bits_per_pixel + 7) & ~7;
depth = (depth > 32) ? 32 : depth;
data64 = depth > 8 || par->type == PM2_TYPE_PERMEDIA2V;
- xres = (info->var.xres + 31) & ~31;
pixclock = PICOS2KHZ(info->var.pixclock);
if (pixclock > PM2_MAX_PIXCLOCK) {
DPRINTK("pixclock too high (%uKHz)\n", pixclock);
@@ -731,7 +727,8 @@ static int pm2fb_set_par(struct fb_info *info)
? info->var.lower_margin - 1
: 0; /* FIXME! */
vsend = info->var.lower_margin + info->var.vsync_len - 1;
- vbend = info->var.lower_margin + info->var.vsync_len + info->var.upper_margin;
+ vbend = info->var.lower_margin + info->var.vsync_len +
+ info->var.upper_margin;
vtotal = info->var.yres + vbend - 1;
stride = to3264(width, depth, 1);
base = to3264(info->var.yoffset * xres + info->var.xoffset, depth, 1);
@@ -744,25 +741,25 @@ static int pm2fb_set_par(struct fb_info *info)
video |= PM2F_HSYNC_ACT_LOW;
} else
video |= PM2F_HSYNC_ACT_HIGH;
- }
- else
+ } else
video |= PM2F_HSYNC_ACT_LOW;
+
if (info->var.sync & FB_SYNC_VERT_HIGH_ACT) {
if (lowvsync) {
DPRINTK("ignoring +vsync, using -vsync.\n");
video |= PM2F_VSYNC_ACT_LOW;
} else
video |= PM2F_VSYNC_ACT_HIGH;
- }
- else
+ } else
video |= PM2F_VSYNC_ACT_LOW;
- if ((info->var.vmode & FB_VMODE_MASK)==FB_VMODE_INTERLACED) {
+
+ if ((info->var.vmode & FB_VMODE_MASK) == FB_VMODE_INTERLACED) {
DPRINTK("interlaced not supported\n");
return -EINVAL;
}
- if ((info->var.vmode & FB_VMODE_MASK)==FB_VMODE_DOUBLE)
+ if ((info->var.vmode & FB_VMODE_MASK) == FB_VMODE_DOUBLE)
video |= PM2F_LINE_DOUBLE;
- if ((info->var.activate & FB_ACTIVATE_MASK)==FB_ACTIVATE_NOW)
+ if ((info->var.activate & FB_ACTIVATE_MASK) == FB_ACTIVATE_NOW)
video |= PM2F_VIDEO_ENABLE;
par->video = video;
@@ -783,12 +780,10 @@ static int pm2fb_set_par(struct fb_info *info)
mb();
WAIT_FIFO(par, 19);
- pm2_RDAC_WR(par, PM2I_RD_COLOR_KEY_CONTROL,
- ( depth == 8 ) ? 0 : PM2F_COLOR_KEY_TEST_OFF);
switch (depth) {
case 8:
pm2_WR(par, PM2R_FB_READ_PIXEL, 0);
- clrformat = 0x0e;
+ clrformat = 0x2e;
break;
case 16:
pm2_WR(par, PM2R_FB_READ_PIXEL, 1);
@@ -796,6 +791,7 @@ static int pm2fb_set_par(struct fb_info *info)
txtmap = PM2F_TEXTEL_SIZE_16;
pixsize = 1;
clrformat = 0x70;
+ misc |= 8;
break;
case 32:
pm2_WR(par, PM2R_FB_READ_PIXEL, 2);
@@ -803,6 +799,7 @@ static int pm2fb_set_par(struct fb_info *info)
txtmap = PM2F_TEXTEL_SIZE_32;
pixsize = 2;
clrformat = 0x20;
+ misc |= 8;
break;
case 24:
pm2_WR(par, PM2R_FB_READ_PIXEL, 4);
@@ -810,6 +807,7 @@ static int pm2fb_set_par(struct fb_info *info)
txtmap = PM2F_TEXTEL_SIZE_24;
pixsize = 4;
clrformat = 0x20;
+ misc |= 8;
break;
}
pm2_WR(par, PM2R_FB_WRITE_MODE, PM2F_FB_WRITE_ENABLE);
@@ -834,14 +832,19 @@ static int pm2fb_set_par(struct fb_info *info)
pm2_WR(par, PM2R_SCREEN_BASE, base);
wmb();
set_video(par, video);
- WAIT_FIFO(par, 4);
+ WAIT_FIFO(par, 10);
switch (par->type) {
case PM2_TYPE_PERMEDIA2:
pm2_RDAC_WR(par, PM2I_RD_COLOR_MODE, clrmode);
+ pm2_RDAC_WR(par, PM2I_RD_COLOR_KEY_CONTROL,
+ (depth == 8) ? 0 : PM2F_COLOR_KEY_TEST_OFF);
break;
case PM2_TYPE_PERMEDIA2V:
+ pm2v_RDAC_WR(par, PM2VI_RD_DAC_CONTROL, 0);
pm2v_RDAC_WR(par, PM2VI_RD_PIXEL_SIZE, pixsize);
pm2v_RDAC_WR(par, PM2VI_RD_COLOR_FORMAT, clrformat);
+ pm2v_RDAC_WR(par, PM2VI_RD_MISC_CONTROL, misc);
+ pm2v_RDAC_WR(par, PM2VI_RD_OVERLAY_KEY, 0);
break;
}
set_pixclock(par, pixclock);
@@ -872,16 +875,15 @@ static int pm2fb_setcolreg(unsigned regno, unsigned red, unsigned green,
struct pm2fb_par *par = info->par;
if (regno >= info->cmap.len) /* no. of hw registers */
- return 1;
+ return -EINVAL;
/*
* Program hardware... do anything you want with transp
*/
/* grayscale works only partially under directcolor */
- if (info->var.grayscale) {
- /* grayscale = 0.30*R + 0.59*G + 0.11*B */
+ /* grayscale = 0.30*R + 0.59*G + 0.11*B */
+ if (info->var.grayscale)
red = green = blue = (red * 77 + green * 151 + blue * 28) >> 8;
- }
/* Directcolor:
* var->{color}.offset contains start of bitfield
@@ -931,7 +933,7 @@ static int pm2fb_setcolreg(unsigned regno, unsigned red, unsigned green,
u32 v;
if (regno >= 16)
- return 1;
+ return -EINVAL;
v = (red << info->var.red.offset) |
(green << info->var.green.offset) |
@@ -948,8 +950,7 @@ static int pm2fb_setcolreg(unsigned regno, unsigned red, unsigned green,
break;
}
return 0;
- }
- else if (info->fix.visual == FB_VISUAL_PSEUDOCOLOR)
+ } else if (info->fix.visual == FB_VISUAL_PSEUDOCOLOR)
set_color(par, regno, red, green, blue);
return 0;
@@ -972,11 +973,9 @@ static int pm2fb_pan_display(struct fb_var_screeninfo *var,
{
struct pm2fb_par *p = info->par;
u32 base;
- u32 depth;
- u32 xres;
+ u32 depth = (var->bits_per_pixel + 7) & ~7;
+ u32 xres = (var->xres + 31) & ~31;
- xres = (var->xres + 31) & ~31;
- depth = (var->bits_per_pixel + 7) & ~7;
depth = (depth > 32) ? 32 : depth;
base = to3264(var->yoffset * xres + var->xoffset, depth, 1);
WAIT_FIFO(p, 1);
@@ -1018,15 +1017,15 @@ static int pm2fb_blank(int blank_mode, struct fb_info *info)
break;
case FB_BLANK_VSYNC_SUSPEND:
/* VSync: Off */
- video &= ~(PM2F_VSYNC_MASK | PM2F_BLANK_LOW );
+ video &= ~(PM2F_VSYNC_MASK | PM2F_BLANK_LOW);
break;
case FB_BLANK_HSYNC_SUSPEND:
/* HSync: Off */
- video &= ~(PM2F_HSYNC_MASK | PM2F_BLANK_LOW );
+ video &= ~(PM2F_HSYNC_MASK | PM2F_BLANK_LOW);
break;
case FB_BLANK_POWERDOWN:
/* HSync: Off, VSync: Off */
- video &= ~(PM2F_VSYNC_MASK | PM2F_HSYNC_MASK| PM2F_BLANK_LOW);
+ video &= ~(PM2F_VSYNC_MASK | PM2F_HSYNC_MASK | PM2F_BLANK_LOW);
break;
}
set_video(par, video);
@@ -1042,48 +1041,20 @@ static int pm2fb_sync(struct fb_info *info)
mb();
do {
while (pm2_RD(par, PM2R_OUT_FIFO_WORDS) == 0)
- udelay(10);
- rmb();
+ cpu_relax();
} while (pm2_RD(par, PM2R_OUT_FIFO) != PM2TAG(PM2R_SYNC));
return 0;
}
-/*
- * block operation. copy=0: rectangle fill, copy=1: rectangle copy.
- */
-static void pm2fb_block_op(struct fb_info* info, int copy,
- s32 xsrc, s32 ysrc,
- s32 x, s32 y, s32 w, s32 h,
- u32 color) {
- struct pm2fb_par *par = info->par;
-
- if (!w || !h)
- return;
- WAIT_FIFO(par, 5);
- pm2_WR(par, PM2R_CONFIG, PM2F_CONFIG_FB_WRITE_ENABLE |
- PM2F_CONFIG_FB_READ_SOURCE_ENABLE);
- if (copy)
- pm2_WR(par, PM2R_FB_SOURCE_DELTA,
- ((ysrc-y) & 0xfff) << 16 | ((xsrc-x) & 0xfff));
- else
- pm2_WR(par, PM2R_FB_BLOCK_COLOR, color);
- pm2_WR(par, PM2R_RECTANGLE_ORIGIN, (y << 16) | x);
- pm2_WR(par, PM2R_RECTANGLE_SIZE, (h << 16) | w);
- wmb();
- pm2_WR(par, PM2R_RENDER, PM2F_RENDER_RECTANGLE |
- (x<xsrc ? PM2F_INCREASE_X : 0) |
- (y<ysrc ? PM2F_INCREASE_Y : 0) |
- (copy ? 0 : PM2F_RENDER_FASTFILL));
-}
-
-static void pm2fb_fillrect (struct fb_info *info,
+static void pm2fb_fillrect(struct fb_info *info,
const struct fb_fillrect *region)
{
+ struct pm2fb_par *par = info->par;
struct fb_fillrect modded;
int vxres, vyres;
u32 color = (info->fix.visual == FB_VISUAL_TRUECOLOR) ?
- ((u32*)info->pseudo_palette)[region->color] : region->color;
+ ((u32 *)info->pseudo_palette)[region->color] : region->color;
if (info->state != FBINFO_STATE_RUNNING)
return;
@@ -1098,31 +1069,46 @@ static void pm2fb_fillrect (struct fb_info *info,
memcpy(&modded, region, sizeof(struct fb_fillrect));
- if(!modded.width || !modded.height ||
- modded.dx >= vxres || modded.dy >= vyres)
+ if (!modded.width || !modded.height ||
+ modded.dx >= vxres || modded.dy >= vyres)
return;
- if(modded.dx + modded.width > vxres)
+ if (modded.dx + modded.width > vxres)
modded.width = vxres - modded.dx;
- if(modded.dy + modded.height > vyres)
+ if (modded.dy + modded.height > vyres)
modded.height = vyres - modded.dy;
- if(info->var.bits_per_pixel == 8)
+ if (info->var.bits_per_pixel == 8)
color |= color << 8;
- if(info->var.bits_per_pixel <= 16)
+ if (info->var.bits_per_pixel <= 16)
color |= color << 16;
- if(info->var.bits_per_pixel != 24)
- pm2fb_block_op(info, 0, 0, 0,
- modded.dx, modded.dy,
- modded.width, modded.height, color);
- else
- cfb_fillrect(info, region);
+ WAIT_FIFO(par, 3);
+ pm2_WR(par, PM2R_CONFIG, PM2F_CONFIG_FB_WRITE_ENABLE);
+ pm2_WR(par, PM2R_RECTANGLE_ORIGIN, (modded.dy << 16) | modded.dx);
+ pm2_WR(par, PM2R_RECTANGLE_SIZE, (modded.height << 16) | modded.width);
+ if (info->var.bits_per_pixel != 24) {
+ WAIT_FIFO(par, 2);
+ pm2_WR(par, PM2R_FB_BLOCK_COLOR, color);
+ wmb();
+ pm2_WR(par, PM2R_RENDER,
+ PM2F_RENDER_RECTANGLE | PM2F_RENDER_FASTFILL);
+ } else {
+ WAIT_FIFO(par, 4);
+ pm2_WR(par, PM2R_COLOR_DDA_MODE, 1);
+ pm2_WR(par, PM2R_CONSTANT_COLOR, color);
+ wmb();
+ pm2_WR(par, PM2R_RENDER,
+ PM2F_RENDER_RECTANGLE |
+ PM2F_INCREASE_X | PM2F_INCREASE_Y );
+ pm2_WR(par, PM2R_COLOR_DDA_MODE, 0);
+ }
}
static void pm2fb_copyarea(struct fb_info *info,
const struct fb_copyarea *area)
{
+ struct pm2fb_par *par = info->par;
struct fb_copyarea modded;
u32 vxres, vyres;
@@ -1138,23 +1124,359 @@ static void pm2fb_copyarea(struct fb_info *info,
vxres = info->var.xres_virtual;
vyres = info->var.yres_virtual;
- if(!modded.width || !modded.height ||
- modded.sx >= vxres || modded.sy >= vyres ||
- modded.dx >= vxres || modded.dy >= vyres)
+ if (!modded.width || !modded.height ||
+ modded.sx >= vxres || modded.sy >= vyres ||
+ modded.dx >= vxres || modded.dy >= vyres)
return;
- if(modded.sx + modded.width > vxres)
+ if (modded.sx + modded.width > vxres)
modded.width = vxres - modded.sx;
- if(modded.dx + modded.width > vxres)
+ if (modded.dx + modded.width > vxres)
modded.width = vxres - modded.dx;
- if(modded.sy + modded.height > vyres)
+ if (modded.sy + modded.height > vyres)
modded.height = vyres - modded.sy;
- if(modded.dy + modded.height > vyres)
+ if (modded.dy + modded.height > vyres)
modded.height = vyres - modded.dy;
- pm2fb_block_op(info, 1, modded.sx, modded.sy,
- modded.dx, modded.dy,
- modded.width, modded.height, 0);
+ WAIT_FIFO(par, 5);
+ pm2_WR(par, PM2R_CONFIG, PM2F_CONFIG_FB_WRITE_ENABLE |
+ PM2F_CONFIG_FB_READ_SOURCE_ENABLE);
+ pm2_WR(par, PM2R_FB_SOURCE_DELTA,
+ ((modded.sy - modded.dy) & 0xfff) << 16 |
+ ((modded.sx - modded.dx) & 0xfff));
+ pm2_WR(par, PM2R_RECTANGLE_ORIGIN, (modded.dy << 16) | modded.dx);
+ pm2_WR(par, PM2R_RECTANGLE_SIZE, (modded.height << 16) | modded.width);
+ wmb();
+ pm2_WR(par, PM2R_RENDER, PM2F_RENDER_RECTANGLE |
+ (modded.dx < modded.sx ? PM2F_INCREASE_X : 0) |
+ (modded.dy < modded.sy ? PM2F_INCREASE_Y : 0));
+}
+
+static void pm2fb_imageblit(struct fb_info *info, const struct fb_image *image)
+{
+ struct pm2fb_par *par = info->par;
+ u32 height = image->height;
+ u32 fgx, bgx;
+ const u32 *src = (const u32 *)image->data;
+ u32 xres = (info->var.xres + 31) & ~31;
+
+ if (info->state != FBINFO_STATE_RUNNING)
+ return;
+ if (info->flags & FBINFO_HWACCEL_DISABLED || image->depth != 1) {
+ cfb_imageblit(info, image);
+ return;
+ }
+ switch (info->fix.visual) {
+ case FB_VISUAL_PSEUDOCOLOR:
+ fgx = image->fg_color;
+ bgx = image->bg_color;
+ break;
+ case FB_VISUAL_TRUECOLOR:
+ default:
+ fgx = par->palette[image->fg_color];
+ bgx = par->palette[image->bg_color];
+ break;
+ }
+ if (info->var.bits_per_pixel == 8) {
+ fgx |= fgx << 8;
+ bgx |= bgx << 8;
+ }
+ if (info->var.bits_per_pixel <= 16) {
+ fgx |= fgx << 16;
+ bgx |= bgx << 16;
+ }
+
+ WAIT_FIFO(par, 13);
+ pm2_WR(par, PM2R_FB_READ_MODE, partprod(xres));
+ pm2_WR(par, PM2R_SCISSOR_MIN_XY,
+ ((image->dy & 0xfff) << 16) | (image->dx & 0x0fff));
+ pm2_WR(par, PM2R_SCISSOR_MAX_XY,
+ (((image->dy + image->height) & 0x0fff) << 16) |
+ ((image->dx + image->width) & 0x0fff));
+ pm2_WR(par, PM2R_SCISSOR_MODE, 1);
+ /* GXcopy & UNIT_ENABLE */
+ pm2_WR(par, PM2R_LOGICAL_OP_MODE, (0x3 << 1) | 1);
+ pm2_WR(par, PM2R_RECTANGLE_ORIGIN,
+ ((image->dy & 0xfff) << 16) | (image->dx & 0x0fff));
+ pm2_WR(par, PM2R_RECTANGLE_SIZE,
+ ((image->height & 0x0fff) << 16) |
+ ((image->width) & 0x0fff));
+ if (info->var.bits_per_pixel == 24) {
+ pm2_WR(par, PM2R_COLOR_DDA_MODE, 1);
+ /* clear area */
+ pm2_WR(par, PM2R_CONSTANT_COLOR, bgx);
+ pm2_WR(par, PM2R_RENDER,
+ PM2F_RENDER_RECTANGLE |
+ PM2F_INCREASE_X | PM2F_INCREASE_Y);
+ /* BitMapPackEachScanline & invert bits and byte order*/
+ /* force background */
+ pm2_WR(par, PM2R_RASTERIZER_MODE, (1 << 9) | 1 | (3 << 7));
+ pm2_WR(par, PM2R_CONSTANT_COLOR, fgx);
+ pm2_WR(par, PM2R_RENDER,
+ PM2F_RENDER_RECTANGLE |
+ PM2F_INCREASE_X | PM2F_INCREASE_Y |
+ PM2F_RENDER_SYNC_ON_BIT_MASK);
+ } else {
+ pm2_WR(par, PM2R_COLOR_DDA_MODE, 0);
+ /* clear area */
+ pm2_WR(par, PM2R_FB_BLOCK_COLOR, bgx);
+ pm2_WR(par, PM2R_RENDER,
+ PM2F_RENDER_RECTANGLE |
+ PM2F_RENDER_FASTFILL |
+ PM2F_INCREASE_X | PM2F_INCREASE_Y);
+ /* invert bits and byte order*/
+ pm2_WR(par, PM2R_RASTERIZER_MODE, 1 | (3 << 7));
+ pm2_WR(par, PM2R_FB_BLOCK_COLOR, fgx);
+ pm2_WR(par, PM2R_RENDER,
+ PM2F_RENDER_RECTANGLE |
+ PM2F_INCREASE_X | PM2F_INCREASE_Y |
+ PM2F_RENDER_FASTFILL |
+ PM2F_RENDER_SYNC_ON_BIT_MASK);
+ }
+
+ while (height--) {
+ int width = ((image->width + 7) >> 3)
+ + info->pixmap.scan_align - 1;
+ width >>= 2;
+ WAIT_FIFO(par, width);
+ while (width--) {
+ pm2_WR(par, PM2R_BIT_MASK_PATTERN, *src);
+ src++;
+ }
+ }
+ WAIT_FIFO(par, 3);
+ pm2_WR(par, PM2R_RASTERIZER_MODE, 0);
+ pm2_WR(par, PM2R_COLOR_DDA_MODE, 0);
+ pm2_WR(par, PM2R_SCISSOR_MODE, 0);
+}
+
+/*
+ * Hardware cursor support.
+ */
+static const u8 cursor_bits_lookup[16] = {
+ 0x00, 0x40, 0x10, 0x50, 0x04, 0x44, 0x14, 0x54,
+ 0x01, 0x41, 0x11, 0x51, 0x05, 0x45, 0x15, 0x55
+};
+
+static int pm2vfb_cursor(struct fb_info *info, struct fb_cursor *cursor)
+{
+ struct pm2fb_par *par = info->par;
+ u8 mode = PM2F_CURSORMODE_TYPE_X;
+ int x = cursor->image.dx - info->var.xoffset;
+ int y = cursor->image.dy - info->var.yoffset;
+
+ if (cursor->enable)
+ mode |= PM2F_CURSORMODE_CURSOR_ENABLE;
+
+ pm2v_RDAC_WR(par, PM2VI_RD_CURSOR_MODE, mode);
+
+ if (!cursor->enable)
+ x = 2047; /* push it outside display */
+ pm2v_RDAC_WR(par, PM2VI_RD_CURSOR_X_LOW, x & 0xff);
+ pm2v_RDAC_WR(par, PM2VI_RD_CURSOR_X_HIGH, (x >> 8) & 0xf);
+ pm2v_RDAC_WR(par, PM2VI_RD_CURSOR_Y_LOW, y & 0xff);
+ pm2v_RDAC_WR(par, PM2VI_RD_CURSOR_Y_HIGH, (y >> 8) & 0xf);
+
+ /*
+ * If the cursor is not be changed this means either we want the
+ * current cursor state (if enable is set) or we want to query what
+ * we can do with the cursor (if enable is not set)
+ */
+ if (!cursor->set)
+ return 0;
+
+ if (cursor->set & FB_CUR_SETHOT) {
+ pm2v_RDAC_WR(par, PM2VI_RD_CURSOR_X_HOT,
+ cursor->hot.x & 0x3f);
+ pm2v_RDAC_WR(par, PM2VI_RD_CURSOR_Y_HOT,
+ cursor->hot.y & 0x3f);
+ }
+
+ if (cursor->set & FB_CUR_SETCMAP) {
+ u32 fg_idx = cursor->image.fg_color;
+ u32 bg_idx = cursor->image.bg_color;
+ struct fb_cmap cmap = info->cmap;
+
+ /* the X11 driver says one should use these color registers */
+ pm2_WR(par, PM2VR_RD_INDEX_HIGH, PM2VI_RD_CURSOR_PALETTE >> 8);
+ pm2v_RDAC_WR(par, PM2VI_RD_CURSOR_PALETTE + 0,
+ cmap.red[bg_idx] >> 8 );
+ pm2v_RDAC_WR(par, PM2VI_RD_CURSOR_PALETTE + 1,
+ cmap.green[bg_idx] >> 8 );
+ pm2v_RDAC_WR(par, PM2VI_RD_CURSOR_PALETTE + 2,
+ cmap.blue[bg_idx] >> 8 );
+
+ pm2v_RDAC_WR(par, PM2VI_RD_CURSOR_PALETTE + 3,
+ cmap.red[fg_idx] >> 8 );
+ pm2v_RDAC_WR(par, PM2VI_RD_CURSOR_PALETTE + 4,
+ cmap.green[fg_idx] >> 8 );
+ pm2v_RDAC_WR(par, PM2VI_RD_CURSOR_PALETTE + 5,
+ cmap.blue[fg_idx] >> 8 );
+ pm2_WR(par, PM2VR_RD_INDEX_HIGH, 0);
+ }
+
+ if (cursor->set & (FB_CUR_SETSHAPE | FB_CUR_SETIMAGE)) {
+ u8 *bitmap = (u8 *)cursor->image.data;
+ u8 *mask = (u8 *)cursor->mask;
+ int i;
+ int pos = PM2VI_RD_CURSOR_PATTERN;
+
+ for (i = 0; i < cursor->image.height; i++) {
+ int j = (cursor->image.width + 7) >> 3;
+ int k = 8 - j;
+
+ pm2_WR(par, PM2VR_RD_INDEX_HIGH, pos >> 8);
+
+ for (; j > 0; j--) {
+ u8 data = *bitmap ^ *mask;
+
+ if (cursor->rop == ROP_COPY)
+ data = *mask & *bitmap;
+ /* Upper 4 bits of bitmap data */
+ pm2v_RDAC_WR(par, pos++,
+ cursor_bits_lookup[data >> 4] |
+ (cursor_bits_lookup[*mask >> 4] << 1));
+ /* Lower 4 bits of bitmap */
+ pm2v_RDAC_WR(par, pos++,
+ cursor_bits_lookup[data & 0xf] |
+ (cursor_bits_lookup[*mask & 0xf] << 1));
+ bitmap++;
+ mask++;
+ }
+ for (; k > 0; k--) {
+ pm2v_RDAC_WR(par, pos++, 0);
+ pm2v_RDAC_WR(par, pos++, 0);
+ }
+ }
+
+ while (pos < (1024 + PM2VI_RD_CURSOR_PATTERN)) {
+ pm2_WR(par, PM2VR_RD_INDEX_HIGH, pos >> 8);
+ pm2v_RDAC_WR(par, pos++, 0);
+ }
+
+ pm2_WR(par, PM2VR_RD_INDEX_HIGH, 0);
+ }
+ return 0;
+}
+
+static int pm2fb_cursor(struct fb_info *info, struct fb_cursor *cursor)
+{
+ struct pm2fb_par *par = info->par;
+ u8 mode;
+
+ if (!hwcursor)
+ return -EINVAL; /* just to force soft_cursor() call */
+
+ /* Too large of a cursor or wrong bpp :-( */
+ if (cursor->image.width > 64 ||
+ cursor->image.height > 64 ||
+ cursor->image.depth > 1)
+ return -EINVAL;
+
+ if (par->type == PM2_TYPE_PERMEDIA2V)
+ return pm2vfb_cursor(info, cursor);
+
+ mode = 0x40;
+ if (cursor->enable)
+ mode = 0x43;
+
+ pm2_RDAC_WR(par, PM2I_RD_CURSOR_CONTROL, mode);
+
+ /*
+ * If the cursor is not be changed this means either we want the
+ * current cursor state (if enable is set) or we want to query what
+ * we can do with the cursor (if enable is not set)
+ */
+ if (!cursor->set)
+ return 0;
+
+ if (cursor->set & FB_CUR_SETPOS) {
+ int x = cursor->image.dx - info->var.xoffset + 63;
+ int y = cursor->image.dy - info->var.yoffset + 63;
+
+ WAIT_FIFO(par, 4);
+ pm2_WR(par, PM2R_RD_CURSOR_X_LSB, x & 0xff);
+ pm2_WR(par, PM2R_RD_CURSOR_X_MSB, (x >> 8) & 0x7);
+ pm2_WR(par, PM2R_RD_CURSOR_Y_LSB, y & 0xff);
+ pm2_WR(par, PM2R_RD_CURSOR_Y_MSB, (y >> 8) & 0x7);
+ }
+
+ if (cursor->set & FB_CUR_SETCMAP) {
+ u32 fg_idx = cursor->image.fg_color;
+ u32 bg_idx = cursor->image.bg_color;
+
+ WAIT_FIFO(par, 7);
+ pm2_WR(par, PM2R_RD_CURSOR_COLOR_ADDRESS, 1);
+ pm2_WR(par, PM2R_RD_CURSOR_COLOR_DATA,
+ info->cmap.red[bg_idx] >> 8);
+ pm2_WR(par, PM2R_RD_CURSOR_COLOR_DATA,
+ info->cmap.green[bg_idx] >> 8);
+ pm2_WR(par, PM2R_RD_CURSOR_COLOR_DATA,
+ info->cmap.blue[bg_idx] >> 8);
+
+ pm2_WR(par, PM2R_RD_CURSOR_COLOR_DATA,
+ info->cmap.red[fg_idx] >> 8);
+ pm2_WR(par, PM2R_RD_CURSOR_COLOR_DATA,
+ info->cmap.green[fg_idx] >> 8);
+ pm2_WR(par, PM2R_RD_CURSOR_COLOR_DATA,
+ info->cmap.blue[fg_idx] >> 8);
+ }
+
+ if (cursor->set & (FB_CUR_SETSHAPE | FB_CUR_SETIMAGE)) {
+ u8 *bitmap = (u8 *)cursor->image.data;
+ u8 *mask = (u8 *)cursor->mask;
+ int i;
+
+ WAIT_FIFO(par, 1);
+ pm2_WR(par, PM2R_RD_PALETTE_WRITE_ADDRESS, 0);
+
+ for (i = 0; i < cursor->image.height; i++) {
+ int j = (cursor->image.width + 7) >> 3;
+ int k = 8 - j;
+
+ WAIT_FIFO(par, 8);
+ for (; j > 0; j--) {
+ u8 data = *bitmap ^ *mask;
+
+ if (cursor->rop == ROP_COPY)
+ data = *mask & *bitmap;
+ /* bitmap data */
+ pm2_WR(par, PM2R_RD_CURSOR_DATA, data);
+ bitmap++;
+ mask++;
+ }
+ for (; k > 0; k--)
+ pm2_WR(par, PM2R_RD_CURSOR_DATA, 0);
+ }
+ for (; i < 64; i++) {
+ int j = 8;
+ WAIT_FIFO(par, 8);
+ while (j-- > 0)
+ pm2_WR(par, PM2R_RD_CURSOR_DATA, 0);
+ }
+
+ mask = (u8 *)cursor->mask;
+ for (i = 0; i < cursor->image.height; i++) {
+ int j = (cursor->image.width + 7) >> 3;
+ int k = 8 - j;
+
+ WAIT_FIFO(par, 8);
+ for (; j > 0; j--) {
+ /* mask */
+ pm2_WR(par, PM2R_RD_CURSOR_DATA, *mask);
+ mask++;
+ }
+ for (; k > 0; k--)
+ pm2_WR(par, PM2R_RD_CURSOR_DATA, 0);
+ }
+ for (; i < 64; i++) {
+ int j = 8;
+ WAIT_FIFO(par, 8);
+ while (j-- > 0)
+ pm2_WR(par, PM2R_RD_CURSOR_DATA, 0);
+ }
+ }
+ return 0;
}
/* ------------ Hardware Independent Functions ------------ */
@@ -1172,8 +1494,9 @@ static struct fb_ops pm2fb_ops = {
.fb_pan_display = pm2fb_pan_display,
.fb_fillrect = pm2fb_fillrect,
.fb_copyarea = pm2fb_copyarea,
- .fb_imageblit = cfb_imageblit,
+ .fb_imageblit = pm2fb_imageblit,
.fb_sync = pm2fb_sync,
+ .fb_cursor = pm2fb_cursor,
};
/*
@@ -1194,16 +1517,17 @@ static int __devinit pm2fb_probe(struct pci_dev *pdev,
{
struct pm2fb_par *default_par;
struct fb_info *info;
- int err, err_retval = -ENXIO;
+ int err;
+ int retval = -ENXIO;
err = pci_enable_device(pdev);
- if ( err ) {
+ if (err) {
printk(KERN_WARNING "pm2fb: Can't enable pdev: %d\n", err);
return err;
}
info = framebuffer_alloc(sizeof(struct pm2fb_par), &pdev->dev);
- if ( !info )
+ if (!info)
return -ENOMEM;
default_par = info->par;
@@ -1236,14 +1560,14 @@ static int __devinit pm2fb_probe(struct pci_dev *pdev,
DPRINTK("Register base at 0x%lx\n", pm2fb_fix.mmio_start);
/* Registers - request region and map it. */
- if ( !request_mem_region(pm2fb_fix.mmio_start, pm2fb_fix.mmio_len,
- "pm2fb regbase") ) {
+ if (!request_mem_region(pm2fb_fix.mmio_start, pm2fb_fix.mmio_len,
+ "pm2fb regbase")) {
printk(KERN_WARNING "pm2fb: Can't reserve regbase.\n");
goto err_exit_neither;
}
default_par->v_regs =
ioremap_nocache(pm2fb_fix.mmio_start, pm2fb_fix.mmio_len);
- if ( !default_par->v_regs ) {
+ if (!default_par->v_regs) {
printk(KERN_WARNING "pm2fb: Can't remap %s register area.\n",
pm2fb_fix.id);
release_mem_region(pm2fb_fix.mmio_start, pm2fb_fix.mmio_len);
@@ -1258,72 +1582,101 @@ static int __devinit pm2fb_probe(struct pci_dev *pdev,
default_par->mem_control, default_par->boot_address,
default_par->mem_config);
- if(default_par->mem_control == 0 &&
+ if (default_par->mem_control == 0 &&
default_par->boot_address == 0x31 &&
default_par->mem_config == 0x259fffff) {
default_par->memclock = CVPPC_MEMCLOCK;
- default_par->mem_control=0;
- default_par->boot_address=0x20;
- default_par->mem_config=0xe6002021;
+ default_par->mem_control = 0;
+ default_par->boot_address = 0x20;
+ default_par->mem_config = 0xe6002021;
if (pdev->subsystem_vendor == 0x1048 &&
pdev->subsystem_device == 0x0a31) {
- DPRINTK("subsystem_vendor: %04x, subsystem_device: %04x\n",
+ DPRINTK("subsystem_vendor: %04x, "
+ "subsystem_device: %04x\n",
pdev->subsystem_vendor, pdev->subsystem_device);
- DPRINTK("We have not been initialized by VGA BIOS "
- "and are running on an Elsa Winner 2000 Office\n");
+ DPRINTK("We have not been initialized by VGA BIOS and "
+ "are running on an Elsa Winner 2000 Office\n");
DPRINTK("Initializing card timings manually...\n");
- default_par->memclock=70000;
+ default_par->memclock = 100000;
}
if (pdev->subsystem_vendor == 0x3d3d &&
pdev->subsystem_device == 0x0100) {
- DPRINTK("subsystem_vendor: %04x, subsystem_device: %04x\n",
+ DPRINTK("subsystem_vendor: %04x, "
+ "subsystem_device: %04x\n",
pdev->subsystem_vendor, pdev->subsystem_device);
- DPRINTK("We have not been initialized by VGA BIOS "
- "and are running on an 3dlabs reference board\n");
+ DPRINTK("We have not been initialized by VGA BIOS and "
+ "are running on an 3dlabs reference board\n");
DPRINTK("Initializing card timings manually...\n");
- default_par->memclock=74894;
+ default_par->memclock = 74894;
}
}
/* Now work out how big lfb is going to be. */
- switch(default_par->mem_config & PM2F_MEM_CONFIG_RAM_MASK) {
+ switch (default_par->mem_config & PM2F_MEM_CONFIG_RAM_MASK) {
case PM2F_MEM_BANKS_1:
- pm2fb_fix.smem_len=0x200000;
+ pm2fb_fix.smem_len = 0x200000;
break;
case PM2F_MEM_BANKS_2:
- pm2fb_fix.smem_len=0x400000;
+ pm2fb_fix.smem_len = 0x400000;
break;
case PM2F_MEM_BANKS_3:
- pm2fb_fix.smem_len=0x600000;
+ pm2fb_fix.smem_len = 0x600000;
break;
case PM2F_MEM_BANKS_4:
- pm2fb_fix.smem_len=0x800000;
+ pm2fb_fix.smem_len = 0x800000;
break;
}
pm2fb_fix.smem_start = pci_resource_start(pdev, 1);
/* Linear frame buffer - request region and map it. */
- if ( !request_mem_region(pm2fb_fix.smem_start, pm2fb_fix.smem_len,
- "pm2fb smem") ) {
+ if (!request_mem_region(pm2fb_fix.smem_start, pm2fb_fix.smem_len,
+ "pm2fb smem")) {
printk(KERN_WARNING "pm2fb: Can't reserve smem.\n");
goto err_exit_mmio;
}
info->screen_base =
ioremap_nocache(pm2fb_fix.smem_start, pm2fb_fix.smem_len);
- if ( !info->screen_base ) {
+ if (!info->screen_base) {
printk(KERN_WARNING "pm2fb: Can't ioremap smem area.\n");
release_mem_region(pm2fb_fix.smem_start, pm2fb_fix.smem_len);
goto err_exit_mmio;
}
+#ifdef CONFIG_MTRR
+ default_par->mtrr_handle = -1;
+ if (!nomtrr)
+ default_par->mtrr_handle =
+ mtrr_add(pm2fb_fix.smem_start,
+ pm2fb_fix.smem_len,
+ MTRR_TYPE_WRCOMB, 1);
+#endif
+
info->fbops = &pm2fb_ops;
info->fix = pm2fb_fix;
info->pseudo_palette = default_par->palette;
info->flags = FBINFO_DEFAULT |
FBINFO_HWACCEL_YPAN |
FBINFO_HWACCEL_COPYAREA |
+ FBINFO_HWACCEL_IMAGEBLIT |
FBINFO_HWACCEL_FILLRECT;
+ info->pixmap.addr = kmalloc(PM2_PIXMAP_SIZE, GFP_KERNEL);
+ if (!info->pixmap.addr) {
+ retval = -ENOMEM;
+ goto err_exit_pixmap;
+ }
+ info->pixmap.size = PM2_PIXMAP_SIZE;
+ info->pixmap.buf_align = 4;
+ info->pixmap.scan_align = 4;
+ info->pixmap.access_align = 32;
+ info->pixmap.flags = FB_PIXMAP_SYSTEM;
+
+ if (noaccel) {
+ printk(KERN_DEBUG "disabling acceleration\n");
+ info->flags |= FBINFO_HWACCEL_DISABLED;
+ info->pixmap.scan_align = 1;
+ }
+
if (!mode)
mode = "640x480@60";
@@ -1350,6 +1703,8 @@ static int __devinit pm2fb_probe(struct pci_dev *pdev,
err_exit_all:
fb_dealloc_cmap(&info->cmap);
err_exit_both:
+ kfree(info->pixmap.addr);
+ err_exit_pixmap:
iounmap(info->screen_base);
release_mem_region(pm2fb_fix.smem_start, pm2fb_fix.smem_len);
err_exit_mmio:
@@ -1357,7 +1712,7 @@ static int __devinit pm2fb_probe(struct pci_dev *pdev,
release_mem_region(pm2fb_fix.mmio_start, pm2fb_fix.mmio_len);
err_exit_neither:
framebuffer_release(info);
- return err_retval;
+ return retval;
}
/**
@@ -1369,34 +1724,34 @@ static int __devinit pm2fb_probe(struct pci_dev *pdev,
*/
static void __devexit pm2fb_remove(struct pci_dev *pdev)
{
- struct fb_info* info = pci_get_drvdata(pdev);
- struct fb_fix_screeninfo* fix = &info->fix;
+ struct fb_info *info = pci_get_drvdata(pdev);
+ struct fb_fix_screeninfo *fix = &info->fix;
struct pm2fb_par *par = info->par;
unregister_framebuffer(info);
+#ifdef CONFIG_MTRR
+ if (par->mtrr_handle >= 0)
+ mtrr_del(par->mtrr_handle, info->fix.smem_start,
+ info->fix.smem_len);
+#endif /* CONFIG_MTRR */
iounmap(info->screen_base);
release_mem_region(fix->smem_start, fix->smem_len);
iounmap(par->v_regs);
release_mem_region(fix->mmio_start, fix->mmio_len);
pci_set_drvdata(pdev, NULL);
+ kfree(info->pixmap.addr);
kfree(info);
}
static struct pci_device_id pm2fb_id_table[] = {
{ PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_TVP4020,
- PCI_ANY_ID, PCI_ANY_ID, PCI_BASE_CLASS_DISPLAY << 16,
- 0xff0000, 0 },
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 },
{ PCI_VENDOR_ID_3DLABS, PCI_DEVICE_ID_3DLABS_PERMEDIA2,
- PCI_ANY_ID, PCI_ANY_ID, PCI_BASE_CLASS_DISPLAY << 16,
- 0xff0000, 0 },
- { PCI_VENDOR_ID_3DLABS, PCI_DEVICE_ID_3DLABS_PERMEDIA2V,
- PCI_ANY_ID, PCI_ANY_ID, PCI_BASE_CLASS_DISPLAY << 16,
- 0xff0000, 0 },
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 },
{ PCI_VENDOR_ID_3DLABS, PCI_DEVICE_ID_3DLABS_PERMEDIA2V,
- PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_NOT_DEFINED_VGA << 8,
- 0xff00, 0 },
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 },
{ 0, }
};
@@ -1418,7 +1773,7 @@ MODULE_DEVICE_TABLE(pci, pm2fb_id_table);
*/
static int __init pm2fb_setup(char *options)
{
- char* this_opt;
+ char *this_opt;
if (!options || !*options)
return 0;
@@ -1426,13 +1781,20 @@ static int __init pm2fb_setup(char *options)
while ((this_opt = strsep(&options, ",")) != NULL) {
if (!*this_opt)
continue;
- if(!strcmp(this_opt, "lowhsync")) {
+ if (!strcmp(this_opt, "lowhsync"))
lowhsync = 1;
- } else if(!strcmp(this_opt, "lowvsync")) {
+ else if (!strcmp(this_opt, "lowvsync"))
lowvsync = 1;
- } else {
+ else if (!strncmp(this_opt, "hwcursor=", 9))
+ hwcursor = simple_strtoul(this_opt + 9, NULL, 0);
+#ifdef CONFIG_MTRR
+ else if (!strncmp(this_opt, "nomtrr", 6))
+ nomtrr = 1;
+#endif
+ else if (!strncmp(this_opt, "noaccel", 7))
+ noaccel = 1;
+ else
mode = this_opt;
- }
}
return 0;
}
@@ -1474,6 +1836,15 @@ module_param(lowhsync, bool, 0);
MODULE_PARM_DESC(lowhsync, "Force horizontal sync low regardless of mode");
module_param(lowvsync, bool, 0);
MODULE_PARM_DESC(lowvsync, "Force vertical sync low regardless of mode");
+module_param(noaccel, bool, 0);
+MODULE_PARM_DESC(noaccel, "Disable acceleration");
+module_param(hwcursor, int, 0644);
+MODULE_PARM_DESC(hwcursor, "Enable hardware cursor "
+ "(1=enable, 0=disable, default=1)");
+#ifdef CONFIG_MTRR
+module_param(nomtrr, bool, 0);
+MODULE_PARM_DESC(nomtrr, "Disable MTRR support (0 or 1=disabled) (default=0)");
+#endif
MODULE_AUTHOR("Jim Hague <jim.hague@acm.org>");
MODULE_DESCRIPTION("Permedia2 framebuffer device driver");