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path: root/drivers/video/arkfb.c
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Diffstat (limited to 'drivers/video/arkfb.c')
-rw-r--r--drivers/video/arkfb.c160
1 files changed, 96 insertions, 64 deletions
diff --git a/drivers/video/arkfb.c b/drivers/video/arkfb.c
index 391ac939f011..8686429cbdf0 100644
--- a/drivers/video/arkfb.c
+++ b/drivers/video/arkfb.c
@@ -158,12 +158,19 @@ static void arkfb_settile(struct fb_info *info, struct fb_tilemap *map)
}
}
+static void arkfb_tilecursor(struct fb_info *info, struct fb_tilecursor *cursor)
+{
+ struct arkfb_info *par = info->par;
+
+ svga_tilecursor(par->state.vgabase, info, cursor);
+}
+
static struct fb_tile_ops arkfb_tile_ops = {
.fb_settile = arkfb_settile,
.fb_tilecopy = svga_tilecopy,
.fb_tilefill = svga_tilefill,
.fb_tileblit = svga_tileblit,
- .fb_tilecursor = svga_tilecursor,
+ .fb_tilecursor = arkfb_tilecursor,
.fb_get_tilemax = svga_get_tilemax,
};
@@ -466,32 +473,40 @@ static unsigned short dac_regs[4] = {0x3c8, 0x3c9, 0x3c6, 0x3c7};
static void ark_dac_read_regs(void *data, u8 *code, int count)
{
- u8 regval = vga_rseq(NULL, 0x1C);
+ struct fb_info *info = data;
+ struct arkfb_info *par;
+ u8 regval;
+ par = info->par;
+ regval = vga_rseq(par->state.vgabase, 0x1C);
while (count != 0)
{
- vga_wseq(NULL, 0x1C, regval | (code[0] & 4 ? 0x80 : 0));
- code[1] = vga_r(NULL, dac_regs[code[0] & 3]);
+ vga_wseq(par->state.vgabase, 0x1C, regval | (code[0] & 4 ? 0x80 : 0));
+ code[1] = vga_r(par->state.vgabase, dac_regs[code[0] & 3]);
count--;
code += 2;
}
- vga_wseq(NULL, 0x1C, regval);
+ vga_wseq(par->state.vgabase, 0x1C, regval);
}
static void ark_dac_write_regs(void *data, u8 *code, int count)
{
- u8 regval = vga_rseq(NULL, 0x1C);
+ struct fb_info *info = data;
+ struct arkfb_info *par;
+ u8 regval;
+ par = info->par;
+ regval = vga_rseq(par->state.vgabase, 0x1C);
while (count != 0)
{
- vga_wseq(NULL, 0x1C, regval | (code[0] & 4 ? 0x80 : 0));
- vga_w(NULL, dac_regs[code[0] & 3], code[1]);
+ vga_wseq(par->state.vgabase, 0x1C, regval | (code[0] & 4 ? 0x80 : 0));
+ vga_w(par->state.vgabase, dac_regs[code[0] & 3], code[1]);
count--;
code += 2;
}
- vga_wseq(NULL, 0x1C, regval);
+ vga_wseq(par->state.vgabase, 0x1C, regval);
}
@@ -507,8 +522,8 @@ static void ark_set_pixclock(struct fb_info *info, u32 pixclock)
}
/* Set VGA misc register */
- regval = vga_r(NULL, VGA_MIS_R);
- vga_w(NULL, VGA_MIS_W, regval | VGA_MIS_ENB_PLL_LOAD);
+ regval = vga_r(par->state.vgabase, VGA_MIS_R);
+ vga_w(par->state.vgabase, VGA_MIS_W, regval | VGA_MIS_ENB_PLL_LOAD);
}
@@ -520,7 +535,10 @@ static int arkfb_open(struct fb_info *info, int user)
mutex_lock(&(par->open_lock));
if (par->ref_count == 0) {
+ void __iomem *vgabase = par->state.vgabase;
+
memset(&(par->state), 0, sizeof(struct vgastate));
+ par->state.vgabase = vgabase;
par->state.flags = VGA_SAVE_MODE | VGA_SAVE_FONTS | VGA_SAVE_CMAP;
par->state.num_crtc = 0x60;
par->state.num_seq = 0x30;
@@ -646,50 +664,50 @@ static int arkfb_set_par(struct fb_info *info)
info->var.activate = FB_ACTIVATE_NOW;
/* Unlock registers */
- svga_wcrt_mask(0x11, 0x00, 0x80);
+ svga_wcrt_mask(par->state.vgabase, 0x11, 0x00, 0x80);
/* Blank screen and turn off sync */
- svga_wseq_mask(0x01, 0x20, 0x20);
- svga_wcrt_mask(0x17, 0x00, 0x80);
+ svga_wseq_mask(par->state.vgabase, 0x01, 0x20, 0x20);
+ svga_wcrt_mask(par->state.vgabase, 0x17, 0x00, 0x80);
/* Set default values */
- svga_set_default_gfx_regs();
- svga_set_default_atc_regs();
- svga_set_default_seq_regs();
- svga_set_default_crt_regs();
- svga_wcrt_multi(ark_line_compare_regs, 0xFFFFFFFF);
- svga_wcrt_multi(ark_start_address_regs, 0);
+ svga_set_default_gfx_regs(par->state.vgabase);
+ svga_set_default_atc_regs(par->state.vgabase);
+ svga_set_default_seq_regs(par->state.vgabase);
+ svga_set_default_crt_regs(par->state.vgabase);
+ svga_wcrt_multi(par->state.vgabase, ark_line_compare_regs, 0xFFFFFFFF);
+ svga_wcrt_multi(par->state.vgabase, ark_start_address_regs, 0);
/* ARK specific initialization */
- svga_wseq_mask(0x10, 0x1F, 0x1F); /* enable linear framebuffer and full memory access */
- svga_wseq_mask(0x12, 0x03, 0x03); /* 4 MB linear framebuffer size */
+ svga_wseq_mask(par->state.vgabase, 0x10, 0x1F, 0x1F); /* enable linear framebuffer and full memory access */
+ svga_wseq_mask(par->state.vgabase, 0x12, 0x03, 0x03); /* 4 MB linear framebuffer size */
- vga_wseq(NULL, 0x13, info->fix.smem_start >> 16);
- vga_wseq(NULL, 0x14, info->fix.smem_start >> 24);
- vga_wseq(NULL, 0x15, 0);
- vga_wseq(NULL, 0x16, 0);
+ vga_wseq(par->state.vgabase, 0x13, info->fix.smem_start >> 16);
+ vga_wseq(par->state.vgabase, 0x14, info->fix.smem_start >> 24);
+ vga_wseq(par->state.vgabase, 0x15, 0);
+ vga_wseq(par->state.vgabase, 0x16, 0);
/* Set the FIFO threshold register */
/* It is fascinating way to store 5-bit value in 8-bit register */
regval = 0x10 | ((threshold & 0x0E) >> 1) | (threshold & 0x01) << 7 | (threshold & 0x10) << 1;
- vga_wseq(NULL, 0x18, regval);
+ vga_wseq(par->state.vgabase, 0x18, regval);
/* Set the offset register */
pr_debug("fb%d: offset register : %d\n", info->node, offset_value);
- svga_wcrt_multi(ark_offset_regs, offset_value);
+ svga_wcrt_multi(par->state.vgabase, ark_offset_regs, offset_value);
/* fix for hi-res textmode */
- svga_wcrt_mask(0x40, 0x08, 0x08);
+ svga_wcrt_mask(par->state.vgabase, 0x40, 0x08, 0x08);
if (info->var.vmode & FB_VMODE_DOUBLE)
- svga_wcrt_mask(0x09, 0x80, 0x80);
+ svga_wcrt_mask(par->state.vgabase, 0x09, 0x80, 0x80);
else
- svga_wcrt_mask(0x09, 0x00, 0x80);
+ svga_wcrt_mask(par->state.vgabase, 0x09, 0x00, 0x80);
if (info->var.vmode & FB_VMODE_INTERLACED)
- svga_wcrt_mask(0x44, 0x04, 0x04);
+ svga_wcrt_mask(par->state.vgabase, 0x44, 0x04, 0x04);
else
- svga_wcrt_mask(0x44, 0x00, 0x04);
+ svga_wcrt_mask(par->state.vgabase, 0x44, 0x00, 0x04);
hmul = 1;
hdiv = 1;
@@ -699,40 +717,40 @@ static int arkfb_set_par(struct fb_info *info)
switch (mode) {
case 0:
pr_debug("fb%d: text mode\n", info->node);
- svga_set_textmode_vga_regs();
+ svga_set_textmode_vga_regs(par->state.vgabase);
- vga_wseq(NULL, 0x11, 0x10); /* basic VGA mode */
- svga_wcrt_mask(0x46, 0x00, 0x04); /* 8bit pixel path */
+ vga_wseq(par->state.vgabase, 0x11, 0x10); /* basic VGA mode */
+ svga_wcrt_mask(par->state.vgabase, 0x46, 0x00, 0x04); /* 8bit pixel path */
dac_set_mode(par->dac, DAC_PSEUDO8_8);
break;
case 1:
pr_debug("fb%d: 4 bit pseudocolor\n", info->node);
- vga_wgfx(NULL, VGA_GFX_MODE, 0x40);
+ vga_wgfx(par->state.vgabase, VGA_GFX_MODE, 0x40);
- vga_wseq(NULL, 0x11, 0x10); /* basic VGA mode */
- svga_wcrt_mask(0x46, 0x00, 0x04); /* 8bit pixel path */
+ vga_wseq(par->state.vgabase, 0x11, 0x10); /* basic VGA mode */
+ svga_wcrt_mask(par->state.vgabase, 0x46, 0x00, 0x04); /* 8bit pixel path */
dac_set_mode(par->dac, DAC_PSEUDO8_8);
break;
case 2:
pr_debug("fb%d: 4 bit pseudocolor, planar\n", info->node);
- vga_wseq(NULL, 0x11, 0x10); /* basic VGA mode */
- svga_wcrt_mask(0x46, 0x00, 0x04); /* 8bit pixel path */
+ vga_wseq(par->state.vgabase, 0x11, 0x10); /* basic VGA mode */
+ svga_wcrt_mask(par->state.vgabase, 0x46, 0x00, 0x04); /* 8bit pixel path */
dac_set_mode(par->dac, DAC_PSEUDO8_8);
break;
case 3:
pr_debug("fb%d: 8 bit pseudocolor\n", info->node);
- vga_wseq(NULL, 0x11, 0x16); /* 8bpp accel mode */
+ vga_wseq(par->state.vgabase, 0x11, 0x16); /* 8bpp accel mode */
if (info->var.pixclock > 20000) {
pr_debug("fb%d: not using multiplex\n", info->node);
- svga_wcrt_mask(0x46, 0x00, 0x04); /* 8bit pixel path */
+ svga_wcrt_mask(par->state.vgabase, 0x46, 0x00, 0x04); /* 8bit pixel path */
dac_set_mode(par->dac, DAC_PSEUDO8_8);
} else {
pr_debug("fb%d: using multiplex\n", info->node);
- svga_wcrt_mask(0x46, 0x04, 0x04); /* 16bit pixel path */
+ svga_wcrt_mask(par->state.vgabase, 0x46, 0x04, 0x04); /* 16bit pixel path */
dac_set_mode(par->dac, DAC_PSEUDO8_16);
hdiv = 2;
}
@@ -740,22 +758,22 @@ static int arkfb_set_par(struct fb_info *info)
case 4:
pr_debug("fb%d: 5/5/5 truecolor\n", info->node);
- vga_wseq(NULL, 0x11, 0x1A); /* 16bpp accel mode */
- svga_wcrt_mask(0x46, 0x04, 0x04); /* 16bit pixel path */
+ vga_wseq(par->state.vgabase, 0x11, 0x1A); /* 16bpp accel mode */
+ svga_wcrt_mask(par->state.vgabase, 0x46, 0x04, 0x04); /* 16bit pixel path */
dac_set_mode(par->dac, DAC_RGB1555_16);
break;
case 5:
pr_debug("fb%d: 5/6/5 truecolor\n", info->node);
- vga_wseq(NULL, 0x11, 0x1A); /* 16bpp accel mode */
- svga_wcrt_mask(0x46, 0x04, 0x04); /* 16bit pixel path */
+ vga_wseq(par->state.vgabase, 0x11, 0x1A); /* 16bpp accel mode */
+ svga_wcrt_mask(par->state.vgabase, 0x46, 0x04, 0x04); /* 16bit pixel path */
dac_set_mode(par->dac, DAC_RGB0565_16);
break;
case 6:
pr_debug("fb%d: 8/8/8 truecolor\n", info->node);
- vga_wseq(NULL, 0x11, 0x16); /* 8bpp accel mode ??? */
- svga_wcrt_mask(0x46, 0x04, 0x04); /* 16bit pixel path */
+ vga_wseq(par->state.vgabase, 0x11, 0x16); /* 8bpp accel mode ??? */
+ svga_wcrt_mask(par->state.vgabase, 0x46, 0x04, 0x04); /* 16bit pixel path */
dac_set_mode(par->dac, DAC_RGB0888_16);
hmul = 3;
hdiv = 2;
@@ -763,8 +781,8 @@ static int arkfb_set_par(struct fb_info *info)
case 7:
pr_debug("fb%d: 8/8/8/8 truecolor\n", info->node);
- vga_wseq(NULL, 0x11, 0x1E); /* 32bpp accel mode */
- svga_wcrt_mask(0x46, 0x04, 0x04); /* 16bit pixel path */
+ vga_wseq(par->state.vgabase, 0x11, 0x1E); /* 32bpp accel mode */
+ svga_wcrt_mask(par->state.vgabase, 0x46, 0x04, 0x04); /* 16bit pixel path */
dac_set_mode(par->dac, DAC_RGB8888_16);
hmul = 2;
break;
@@ -774,7 +792,7 @@ static int arkfb_set_par(struct fb_info *info)
}
ark_set_pixclock(info, (hdiv * info->var.pixclock) / hmul);
- svga_set_timings(&ark_timing_regs, &(info->var), hmul, hdiv,
+ svga_set_timings(par->state.vgabase, &ark_timing_regs, &(info->var), hmul, hdiv,
(info->var.vmode & FB_VMODE_DOUBLE) ? 2 : 1,
(info->var.vmode & FB_VMODE_INTERLACED) ? 2 : 1,
hmul, info->node);
@@ -782,12 +800,12 @@ static int arkfb_set_par(struct fb_info *info)
/* Set interlaced mode start/end register */
value = info->var.xres + info->var.left_margin + info->var.right_margin + info->var.hsync_len;
value = ((value * hmul / hdiv) / 8) - 5;
- vga_wcrt(NULL, 0x42, (value + 1) / 2);
+ vga_wcrt(par->state.vgabase, 0x42, (value + 1) / 2);
memset_io(info->screen_base, 0x00, screen_size);
/* Device and screen back on */
- svga_wcrt_mask(0x17, 0x80, 0x80);
- svga_wseq_mask(0x01, 0x00, 0x20);
+ svga_wcrt_mask(par->state.vgabase, 0x17, 0x80, 0x80);
+ svga_wseq_mask(par->state.vgabase, 0x01, 0x00, 0x20);
return 0;
}
@@ -857,23 +875,25 @@ static int arkfb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
static int arkfb_blank(int blank_mode, struct fb_info *info)
{
+ struct arkfb_info *par = info->par;
+
switch (blank_mode) {
case FB_BLANK_UNBLANK:
pr_debug("fb%d: unblank\n", info->node);
- svga_wseq_mask(0x01, 0x00, 0x20);
- svga_wcrt_mask(0x17, 0x80, 0x80);
+ svga_wseq_mask(par->state.vgabase, 0x01, 0x00, 0x20);
+ svga_wcrt_mask(par->state.vgabase, 0x17, 0x80, 0x80);
break;
case FB_BLANK_NORMAL:
pr_debug("fb%d: blank\n", info->node);
- svga_wseq_mask(0x01, 0x20, 0x20);
- svga_wcrt_mask(0x17, 0x80, 0x80);
+ svga_wseq_mask(par->state.vgabase, 0x01, 0x20, 0x20);
+ svga_wcrt_mask(par->state.vgabase, 0x17, 0x80, 0x80);
break;
case FB_BLANK_POWERDOWN:
case FB_BLANK_HSYNC_SUSPEND:
case FB_BLANK_VSYNC_SUSPEND:
pr_debug("fb%d: sync down\n", info->node);
- svga_wseq_mask(0x01, 0x20, 0x20);
- svga_wcrt_mask(0x17, 0x00, 0x80);
+ svga_wseq_mask(par->state.vgabase, 0x01, 0x20, 0x20);
+ svga_wcrt_mask(par->state.vgabase, 0x17, 0x00, 0x80);
break;
}
return 0;
@@ -884,6 +904,7 @@ static int arkfb_blank(int blank_mode, struct fb_info *info)
static int arkfb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info)
{
+ struct arkfb_info *par = info->par;
unsigned int offset;
/* Calculate the offset */
@@ -897,7 +918,7 @@ static int arkfb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info
}
/* Set the offset */
- svga_wcrt_multi(ark_start_address_regs, offset);
+ svga_wcrt_multi(par->state.vgabase, ark_start_address_regs, offset);
return 0;
}
@@ -930,6 +951,8 @@ static struct fb_ops arkfb_ops = {
/* PCI probe */
static int __devinit ark_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
{
+ struct pci_bus_region bus_reg;
+ struct resource vga_res;
struct fb_info *info;
struct arkfb_info *par;
int rc;
@@ -985,8 +1008,17 @@ static int __devinit ark_pci_probe(struct pci_dev *dev, const struct pci_device_
goto err_iomap;
}
+ bus_reg.start = 0;
+ bus_reg.end = 64 * 1024;
+
+ vga_res.flags = IORESOURCE_IO;
+
+ pcibios_bus_to_resource(dev, &vga_res, &bus_reg);
+
+ par->state.vgabase = (void __iomem *) vga_res.start;
+
/* FIXME get memsize */
- regval = vga_rseq(NULL, 0x10);
+ regval = vga_rseq(par->state.vgabase, 0x10);
info->screen_size = (1 << (regval >> 6)) << 20;
info->fix.smem_len = info->screen_size;
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-21 02:43:43 +0100