patch-2.1.124 linux/drivers/video/atyfb.c

Next file: linux/drivers/video/bwtwofb.c
Previous file: linux/drivers/video/ati-vt.h
Back to the patch index
Back to the overall index

diff -u --recursive --new-file v2.1.123/linux/drivers/video/atyfb.c linux/drivers/video/atyfb.c
@@ -1,9 +1,9 @@
-/*
+/*  $Id: atyfb.c,v 1.77 1998/09/14 08:01:46 jj Exp $
  *  linux/drivers/video/atyfb.c -- Frame buffer device for ATI Mach64
  *
- *	Copyright (C) 1997-1998 Geert Uytterhoeven
- *	Copyright (C) 1998 Bernd Harries
- *	Copyright (C) 1998 Eddie C. Dost
+ *	Copyright (C) 1997-1998  Geert Uytterhoeven
+ *	Copyright (C) 1998  Bernd Harries
+ *	Copyright (C) 1998  Eddie C. Dost  ([email protected])
  *
  *  This driver is partly based on the PowerMac console driver:
  *
@@ -26,15 +26,10 @@
 
   TODO:
 
-  (ecd):
-
-    - fix initialization of cursor timer.
-
-    - add code to support cursor on all cards and all ramdacs.
-
-    - make cursor parameters controllable via ioctl()s.
+    - cursor support on all cards and all ramdacs.
+    - cursor parameters controlable via ioctl()s.
 
-						(Anyone to help with all this?)
+						(Anyone to help with this?)
 
 ******************************************************************************/
 
@@ -68,26 +63,30 @@
 #if defined(CONFIG_PMAC) || defined(CONFIG_CHRP)
 #include <asm/prom.h>
 #include <asm/pci-bridge.h>
-#include "macmodes.h"
+#include <video/macmodes.h>
 #endif
 #ifdef __sparc__
 #include <asm/pbm.h>
+#include <asm/fbio.h>
+#include <asm/uaccess.h>
 #endif
 
+#include <video/fbcon.h>
+#include <video/fbcon-cfb8.h>
+#include <video/fbcon-cfb16.h>
+#include <video/fbcon-cfb24.h>
+#include <video/fbcon-cfb32.h>
+
 #include "aty.h"
-#include "fbcon.h"
-#include "fbcon-cfb8.h"
-#include "fbcon-cfb16.h"
-#include "fbcon-cfb24.h"
-#include "fbcon-cfb32.h"
 
 
-#define GUI_RESERVE	0x00001000
+/*
+ * Debug flags.
+ */
+#undef PLL_DEBUG
+
 
-#define CLASS_GX	1
-#define CLASS_CT	2
-#define CLASS_VT	3
-#define CLASS_GT	4
+#define GUI_RESERVE	0x00001000
 
 
 #ifndef __powerpc__
@@ -166,6 +165,7 @@
 };
 
 #define DEFAULT_CURSOR_BLINK_RATE	(20)
+#define CURSOR_DRAW_DELAY		(2)
 
 struct aty_cursor {
     int	enable;
@@ -179,6 +179,7 @@
     u32 color[2];
     u8 bits[8][64];
     u8 mask[8][64];
+    u8 *ram;
     struct timer_list *timer;
 };
 
@@ -188,8 +189,6 @@
     unsigned long ati_regbase;
     unsigned long frame_buffer_phys;
     unsigned long frame_buffer;
-    struct display disp;
-    struct display_switch dispsw;
     struct pci_mmap_map *mmap_map;
     struct aty_cursor *cursor;
     struct aty_cmap_regs *aty_cmap_regs;
@@ -208,6 +207,19 @@
     u8 dac_type;
     u8 clk_type;
     u8 mem_refresh_rate;
+    struct display disp;
+    struct display_switch dispsw;
+    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;
 #ifdef __sparc__
     u8 open;
     u8 mmaped;
@@ -299,6 +311,7 @@
      */
 
 static int aty_init(struct fb_info_aty *info, const char *name);
+static struct aty_cursor *aty_init_cursor(struct fb_info_aty *fb);
 #ifdef CONFIG_ATARI
 static int store_video_par(char *videopar, unsigned char m64_num);
 static char *strtoke(char *s, const char *ct);
@@ -309,6 +322,9 @@
 			const struct fb_info_aty *info);
 static void aty_st_514(int offset, u8 val, const struct fb_info_aty *info);
 static void aty_st_pll(int offset, u8 val, const struct fb_info_aty *info);
+#ifdef PLL_DEBUG
+static u8 aty_ld_pll(int offset, const struct fb_info_aty *info);
+#endif
 static void aty_set_crtc(const struct fb_info_aty *info,
 			 const struct crtc *crtc);
 static int aty_var_to_crtc(const struct fb_info_aty *info,
@@ -319,22 +335,17 @@
 			   struct fb_var_screeninfo *var);
 static void aty_set_pll_gx(const struct fb_info_aty *info,
 			   const struct pll_gx *pll);
-static int aty_var_to_pll_18818(const struct fb_var_screeninfo *var,
-				struct pll_gx *pll);
-static int aty_var_to_pll_514(const struct fb_var_screeninfo *var,
-			      struct pll_gx *pll);
-static int aty_pll_gx_to_var(const struct pll_gx *pll,
-			     struct fb_var_screeninfo *var);
+static int aty_var_to_pll_18818(u32 vclk_per, struct pll_gx *pll);
+static int aty_var_to_pll_514(u32 vclk_per, struct pll_gx *pll);
+static int aty_pll_gx_to_var(const struct pll_gx *pll, u32 *vclk_per);
 static void aty_set_pll_ct(const struct fb_info_aty *info,
 			   const struct pll_ct *pll);
 static int aty_dsp_gt(const struct fb_info_aty *info, u8 mclk_fb_div,
 		      u8 mclk_post_div, u8 vclk_fb_div, u8 vclk_post_div,
 		      u8 bpp, struct pll_ct *pll);
-static int aty_var_to_pll_ct(const struct fb_info_aty *info,
-			     const struct fb_var_screeninfo *var,
-			     struct pll_ct *pll);
-static int aty_pll_ct_to_var(const struct pll_ct *pll,
-			     struct fb_var_screeninfo *var);
+static int aty_var_to_pll_ct(const struct fb_info_aty *info, u32 vclk_per,
+			     u8 bpp, struct pll_ct *pll);
+static int aty_pll_ct_to_var(const struct pll_ct *pll, u32 *vclk_per);
 static void atyfb_set_par(const struct atyfb_par *par,
 			  struct fb_info_aty *info);
 static int atyfb_decode_var(const struct fb_var_screeninfo *var,
@@ -348,6 +359,8 @@
 static int encode_fix(struct fb_fix_screeninfo *fix,
 		      const struct atyfb_par *par,
 		      const struct fb_info_aty *info);
+static void atyfb_set_disp(struct display *disp, struct fb_info_aty *info,
+			   int bpp, int accel);
 static int atyfb_getcolreg(u_int regno, u_int *red, u_int *green, u_int *blue,
 			 u_int *transp, struct fb_info *fb);
 static int atyfb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
@@ -383,6 +396,8 @@
 
 static char atyfb_name[16] = "ATY Mach64";
 static char fontname[40] __initdata = { 0 };
+static char curblink __initdata = 1;
+static char noaccel __initdata = 0;
 
 static const u32 ref_clk_per = 1000000000000ULL/14318180;
 
@@ -515,6 +530,7 @@
 		aty_ld_le32(GEN_TEST_CNTL, info) | GUI_ENGINE_ENABLE, info);
     /* ensure engine is not locked up by clearing any FIFO or */
     /* HOST errors */
+    aty_st_le32(0xf4,0xa955,info);
     aty_st_le32(BUS_CNTL, aty_ld_le32(BUS_CNTL, info) | BUS_HOST_ERR_ACK |
 			  BUS_FIFO_ERR_ACK, info);
 }
@@ -620,6 +636,12 @@
     aty_st_le32(DP_PIX_WIDTH, par->crtc.dp_pix_width, info);
     aty_st_le32(DP_CHAIN_MASK, par->crtc.dp_chain_mask, info);
 
+    wait_for_fifo(5, info);
+    aty_st_le32(SCALE_3D_CNTL, 0, info);
+    aty_st_le32(Z_CNTL, 0, info);
+    aty_st_le32(CRTC_INT_CNTL, aty_ld_le32(CRTC_INT_CNTL, info) & ~0x20, info);
+    aty_st_le32(GUI_TRAJ_CNTL, 0x100023, info);
+
     /* insure engine is idle before leaving */
     wait_for_idle(info);
 }
@@ -648,20 +670,20 @@
     aty_st_8(CLOCK_CNTL + 1, (offset << 2) & ~PLL_WR_EN, info);
 }
 
-#if 0 /* ecd debug */
+#ifdef PLL_DEBUG
 static u8 aty_ld_pll(int offset, const struct fb_info_aty *info)
 {
-    u8 val;
+    u8 res;
 
     /* write addr byte */
     aty_st_8(CLOCK_CNTL + 1, (offset << 2), info);
     eieio();
     /* read the register value */
-    val = aty_ld_8(CLOCK_CNTL + 2, info);
+    res = aty_ld_8(CLOCK_CNTL + 2, info);
     eieio();
-    return val;
+    return res;
 }
-#endif /* ecd debug */
+#endif
 
 #if defined(CONFIG_PMAC) || defined(CONFIG_CHRP)
 
@@ -768,8 +790,7 @@
 		return;
 #endif
 
-	ram = (u8 *)(fb->frame_buffer + c->offset);
-
+	ram = c->ram;
 	for (y = 0; y < c->size.y; y++) {
 		for (x = 0; x < c->size.x >> 2; x++) {
 			m = c->mask[x][y];
@@ -788,8 +809,9 @@
 }
 
 static void
-aty_set_cursor(struct fb_info_aty *fb)
+aty_set_cursor(struct fb_info_aty *fb, int on)
 {
+	struct atyfb_par *par = &fb->current_par;
 	struct aty_cursor *c = fb->cursor;
 	u16 xoff, yoff;
 	int x, y;
@@ -802,8 +824,8 @@
 		return;
 #endif
 
-	if (c->on) {
-		x = c->pos.x - c->hot.x;
+	if (on) {
+		x = c->pos.x - c->hot.x - par->crtc.xoffset;
 		if (x < 0) {
 			xoff = -x;
 			x = 0;
@@ -811,7 +833,7 @@
 			xoff = 0;
 		}
 
-		y = c->pos.y - c->hot.y;
+		y = c->pos.y - c->hot.y - par->crtc.yoffset;
 		if (y < 0) {
 			yoff = -y;
 			y = 0;
@@ -827,11 +849,12 @@
 		aty_st_le32(GEN_TEST_CNTL, aty_ld_le32(GEN_TEST_CNTL, fb)
 						       | HWCURSOR_ENABLE, fb);
 	} else {
-		wait_for_fifo(4, fb);
+		wait_for_fifo(1, fb);
 		aty_st_le32(GEN_TEST_CNTL,
 			    aty_ld_le32(GEN_TEST_CNTL, fb) & ~HWCURSOR_ENABLE,
 			    fb);
 	}
+	wait_for_idle(fb);
 }
 
 static void
@@ -847,7 +870,7 @@
 
 	if (fb->cursor->vbl_cnt && --fb->cursor->vbl_cnt == 0) {
 		fb->cursor->on ^= 1;
-		aty_set_cursor(fb);
+		aty_set_cursor(fb, fb->cursor->on);
 		fb->cursor->vbl_cnt = fb->cursor->blink_rate;
 	}
 
@@ -857,9 +880,9 @@
 }
 
 static void
-atyfb_cursor(struct display *d, int mode, int x, int y)
+atyfb_cursor(struct display *p, int mode, int x, int y)
 {
-	struct fb_info_aty *fb = (struct fb_info_aty *)d->fb_info;
+	struct fb_info_aty *fb = (struct fb_info_aty *)p->fb_info;
 	struct aty_cursor *c = fb->cursor;
 
 	if (!c)
@@ -870,46 +893,79 @@
 		return;
 #endif
 
-	x *= d->fontwidth;
-	y *= d->fontheight;
-	if (c->pos.x == x && c->pos.y == y && (mode == CM_ERASE) == !c->on)
+	x *= fontwidth(p);
+	y *= fontheight(p);
+	if (c->pos.x == x && c->pos.y == y && (mode == CM_ERASE) == !c->enable)
 		return;
 
 	c->enable = 0;
+	if (c->on)
+		aty_set_cursor(fb, 0);
 	c->pos.x = x;
 	c->pos.y = y;
 
 	switch (mode) {
 	case CM_ERASE:
 		c->on = 0;
-		aty_set_cursor(fb);
 		break;
 
 	case CM_DRAW:
 	case CM_MOVE:
-		c->on = 1;
-		aty_set_cursor(fb);
-
-		if (!c->timer) {
-			c->timer = kmalloc(sizeof(*c->timer), GFP_KERNEL);
-			if (!c->timer)
-				return;
-
-			c->blink_rate = DEFAULT_CURSOR_BLINK_RATE;
-
-			init_timer(c->timer);
-			c->timer->expires = jiffies + (HZ / 50);
-			c->timer->data = (unsigned long)fb;
-			c->timer->function = aty_cursor_timer_handler;
-			add_timer(c->timer);
-		}
-
-		c->vbl_cnt = c->blink_rate;
+		if (c->on)
+			aty_set_cursor(fb, 1);
+		else
+			c->vbl_cnt = CURSOR_DRAW_DELAY;
 		c->enable = 1;
 		break;
 	}
 }
 
+__initfunc(static struct aty_cursor *
+aty_init_cursor(struct fb_info_aty *fb))
+{
+	struct aty_cursor *cursor;
+	unsigned long addr;
+
+	cursor = kmalloc(sizeof(struct aty_cursor), GFP_ATOMIC);
+	if (!cursor)
+		return 0;
+	memset(cursor, 0, sizeof(*cursor));
+
+	cursor->timer = kmalloc(sizeof(*cursor->timer), GFP_KERNEL);
+	if (!cursor->timer) {
+		kfree(cursor);
+		return 0;
+	}
+	memset(cursor->timer, 0, sizeof(*cursor->timer));
+
+	cursor->blink_rate = DEFAULT_CURSOR_BLINK_RATE;
+	fb->total_vram -= PAGE_SIZE;
+	cursor->offset = fb->total_vram;
+
+#ifdef __sparc__
+	addr = fb->frame_buffer - 0x800000 + cursor->offset;
+	cursor->ram = (u8 *)addr;
+#else
+#ifdef __BIG_ENDIAN
+	addr = fb->frame_buffer_phys - 0x800000 + cursor->offset;
+	cursor->ram = (u8 *)ioremap(addr, 1024);
+#else
+	addr = fb->frame_buffer + cursor->offset;
+	cursor->ram = (u8 *)addr;
+#endif
+#endif
+
+	if (curblink) {
+		init_timer(cursor->timer);
+		cursor->timer->expires = jiffies + (HZ / 50);
+		cursor->timer->data = (unsigned long)fb;
+		cursor->timer->function = aty_cursor_timer_handler;
+		add_timer(cursor->timer);
+	}
+
+	return cursor;
+}
+
 static int
 atyfb_set_font(struct display *d, int width, int height)
 {
@@ -923,7 +979,6 @@
 	    height = 16;
 	}
 
-	c->offset = fb->total_vram - 0x1000;
 	c->hot.x = 0;
 	c->hot.y = 0;
 	c->size.x = width;
@@ -972,7 +1027,7 @@
     u32 xres, yres, vxres, vyres, xoffset, yoffset, bpp;
     u32 left, right, upper, lower, hslen, vslen, sync, vmode;
     u32 h_total, h_disp, h_sync_strt, h_sync_dly, h_sync_wid, h_sync_pol;
-    u32 v_total, v_disp, v_sync_strt, v_sync_wid, v_sync_pol;
+    u32 v_total, v_disp, v_sync_strt, v_sync_wid, v_sync_pol, c_sync;
     u32 pix_width, dp_pix_width, dp_chain_mask;
 
     /* input */
@@ -1029,6 +1084,8 @@
 	FAIL("v_total too large");
     v_sync_pol = sync & FB_SYNC_VERT_HIGH_ACT ? 0 : 1;
 
+    c_sync = sync & FB_SYNC_COMP_HIGH_ACT ? CRTC_CSYNC_EN : 0;
+
     if (bpp <= 8) {
 	bpp = 8;
 	pix_width = CRTC_PIX_WIDTH_8BPP;
@@ -1073,7 +1130,7 @@
     crtc->v_tot_disp = v_total | (v_disp<<16);
     crtc->v_sync_strt_wid = v_sync_strt | (v_sync_wid<<16) | (v_sync_pol<<21);
     crtc->off_pitch = ((yoffset*vxres+xoffset)*bpp/64) | (vxres<<19);
-    crtc->gen_cntl = pix_width | CRTC_EXT_DISP_EN | CRTC_ENABLE;
+    crtc->gen_cntl = pix_width | c_sync | CRTC_EXT_DISP_EN | CRTC_ENABLE;
     if ((Gx == CT_CHIP_ID) || (Gx == ET_CHIP_ID) ||
 	((Gx == VT_CHIP_ID) && !(Rev & 0x03)) ||
 	((Gx == GT_CHIP_ID) && !(Rev & 0x03))) {
@@ -1129,7 +1186,7 @@
 {
     u32 xres, yres, bpp, left, right, upper, lower, hslen, vslen, sync;
     u32 h_total, h_disp, h_sync_strt, h_sync_dly, h_sync_wid, h_sync_pol;
-    u32 v_total, v_disp, v_sync_strt, v_sync_wid, v_sync_pol;
+    u32 v_total, v_disp, v_sync_strt, v_sync_wid, v_sync_pol, c_sync;
     u32 pix_width;
 
     /* input */
@@ -1145,19 +1202,21 @@
     v_sync_strt = crtc->v_sync_strt_wid & 0x7ff;
     v_sync_wid = (crtc->v_sync_strt_wid>>16) & 0x1f;
     v_sync_pol = (crtc->v_sync_strt_wid>>21) & 0x1;
+    c_sync = crtc->gen_cntl & CRTC_CSYNC_EN ? 1 : 0;
     pix_width = crtc->gen_cntl & CRTC_PIX_WIDTH_MASK;
 
     /* convert */
     xres = (h_disp+1)*8;
     yres = v_disp+1;
     left = (h_total-h_sync_strt-h_sync_wid)*8-h_sync_dly;
-    right = (h_sync_strt-h_disp)*8;
+    right = (h_sync_strt-h_disp)*8+h_sync_dly;
     hslen = h_sync_wid*8;
     upper = v_total-v_sync_strt-v_sync_wid;
     lower = v_sync_strt-v_disp;
     vslen = v_sync_wid;
     sync = (h_sync_pol ? 0 : FB_SYNC_HOR_HIGH_ACT) |
-	   (v_sync_pol ? 0 : FB_SYNC_VERT_HIGH_ACT);
+	   (v_sync_pol ? 0 : FB_SYNC_VERT_HIGH_ACT) |
+	   (c_sync ? FB_SYNC_COMP_HIGH_ACT : 0);
 
     switch (pix_width) {
 #if 0
@@ -1282,8 +1341,7 @@
     }
 }
 
-static int aty_var_to_pll_18818(const struct fb_var_screeninfo *var,
-				struct pll_gx *pll)
+static int aty_var_to_pll_18818(u32 vclk_per, struct pll_gx *pll)
 {
     /*
      *  FIXME: use real calculations instead of using fixed values from the old
@@ -1329,7 +1387,7 @@
 
     for (set = 0; set < sizeof(ATI18818_clocks)/sizeof(*ATI18818_clocks);
 	 set++)
-	if (var->pixclock <= ATI18818_clocks[set].ps_lim) {
+	if (vclk_per <= ATI18818_clocks[set].ps_lim) {
 	    pll->m = ATI18818_clocks[set].mode;
 	    pll->n = ATI18818_clocks[set].prog;
 	    return 0;
@@ -1337,8 +1395,7 @@
     return -EINVAL;
 }
 
-static int aty_var_to_pll_514(const struct fb_var_screeninfo *var,
-			      struct pll_gx *pll)
+static int aty_var_to_pll_514(u32 vclk_per, struct pll_gx *pll)
 {
     /*
      *  FIXME: use real calculations instead of using fixed values from the old
@@ -1360,7 +1417,7 @@
     int i;
 
     for (i = 0; i < sizeof(RGB514_clocks)/sizeof(*RGB514_clocks); i++)
-	if (var->pixclock <= RGB514_clocks[i].limit) {
+	if (vclk_per <= RGB514_clocks[i].limit) {
 	    pll->m = RGB514_clocks[i].m;
 	    pll->n = RGB514_clocks[i].n;
 	    return 0;
@@ -1370,8 +1427,7 @@
 
     /* FIXME: ATI18818?? */
 
-static int aty_pll_gx_to_var(const struct pll_gx *pll,
-			     struct fb_var_screeninfo *var)
+static int aty_pll_gx_to_var(const struct pll_gx *pll, u32 *vclk_per)
 {
     u8 df, vco_div_count, ref_div_count;
 
@@ -1379,7 +1435,7 @@
     vco_div_count = pll->m & 0x3f;
     ref_div_count = pll->n;
 
-    var->pixclock = (ref_clk_per*(vco_div_count+65)/ref_div_count)>>(3-df);
+    *vclk_per = (ref_clk_per*(vco_div_count+65)/ref_div_count)>>(3-df);
 
     return 0;
 }
@@ -1392,22 +1448,6 @@
 static void aty_set_pll_ct(const struct fb_info_aty *info,
 			   const struct pll_ct *pll)
 {
-#if 0 /* ecd debug */
-printk("PLL_REF_DIV:   %02x (%02x)\n",
-	pll->pll_ref_div, aty_ld_pll(PLL_REF_DIV, info));
-printk("PLL_GEN_CNTL:  %02x (%02x)\n",
-	pll->pll_gen_cntl, aty_ld_pll(PLL_GEN_CNTL, info));
-printk("MCLK_FB_DIV:   %02x (%02x)\n",
-	pll->mclk_fb_div, aty_ld_pll(MCLK_FB_DIV, info));
-printk("PLL_VCLK_CNTL: %02x (%02x)\n",
-	pll->pll_vclk_cntl, aty_ld_pll(PLL_VCLK_CNTL, info));
-printk("VCLK_POST_DIV: %02x (%02x)\n",
-	pll->vclk_post_div, aty_ld_pll(VCLK_POST_DIV, info));
-printk("VCLK0_FB_DIV:  %02x (%02x)\n",
-	pll->vclk_fb_div, aty_ld_pll(VCLK0_FB_DIV, info));
-printk("PLL_EXT_CNTL:  %02x (%02x)\n",
-	pll->pll_ext_cntl, aty_ld_pll(PLL_EXT_CNTL, info));
-#endif /* ecd debug */
     aty_st_pll(PLL_REF_DIV, pll->pll_ref_div, info);
     aty_st_pll(PLL_GEN_CNTL, pll->pll_gen_cntl, info);
     aty_st_pll(MCLK_FB_DIV, pll->mclk_fb_div, info);
@@ -1491,11 +1531,10 @@
     return 0;
 }
 
-static int aty_var_to_pll_ct(const struct fb_info_aty *info,
-			     const struct fb_var_screeninfo *var,
-			     struct pll_ct *pll)
+static int aty_var_to_pll_ct(const struct fb_info_aty *info, u32 vclk_per,
+			     u8 bpp, struct pll_ct *pll)
 {
-    u32 vclk_per, q, x;		/* x is a workaround for sparc64-linux-gcc */
+    u32 q, x;			/* x is a workaround for sparc64-linux-gcc */
     u8 pll_ref_div, pll_gen_cntl, pll_ext_cntl;
     u8 mclk_fb_div, mclk_post_div, mpostdiv = 0;
     u8 vclk_fb_div, vclk_post_div, vpostdiv = 0;
@@ -1505,7 +1544,6 @@
 
     pll->pll_vclk_cntl = 0x03;	/* VCLK = PLL_VCLK/VCLKx_POST */
 
-    vclk_per = var->pixclock;
     pll_ref_div = info->pll_per*2*255/ref_clk_per;
 
     /* FIXME: use the VTB/GTB /3 post divider if it's better suited */
@@ -1537,7 +1575,7 @@
     vclk_fb_div = q*vclk_post_div/8;
 
     if ((err = aty_dsp_gt(info, mclk_fb_div, mclk_post_div, vclk_fb_div,
-			  vclk_post_div, var->bits_per_pixel, pll)))
+			  vclk_post_div, bpp, pll)))
 	return err;
 
     if ((((Gx == GT_CHIP_ID) && (Rev & 0x03)) || (Gx == GU_CHIP_ID) ||
@@ -1609,8 +1647,7 @@
     return 0;
 }
 
-static int aty_pll_ct_to_var(const struct pll_ct *pll,
-			     struct fb_var_screeninfo *var)
+static int aty_pll_ct_to_var(const struct pll_ct *pll, u32 *vclk_per)
 {
     u8 pll_ref_div = pll->pll_ref_div;
     u8 vclk_fb_div = pll->vclk_fb_div;
@@ -1624,7 +1661,7 @@
 				    (vclk_post_div & 3)];
     if (vpostdiv == 0)
 	return -EINVAL;
-    var->pixclock = pll_ref_div*vpostdiv*ref_clk_per/vclk_fb_div/2;
+    *vclk_per = pll_ref_div*vpostdiv*ref_clk_per/vclk_fb_div/2;
     return 0;
 }
 
@@ -1657,7 +1694,7 @@
 	aty_set_pll_ct(info, &par->pll.ct);
 	i = aty_ld_le32(MEM_CNTL, info) & 0xf30fffff;
 	if (!(Gx == VT_CHIP_ID && (Rev == 0x40 || Rev == 0x48)))
-		i |= info->mem_refresh_rate << 20;
+	    i |= info->mem_refresh_rate << 20;
 	switch (par->crtc.bpp) {
 	    case 8:
 	    case 24:
@@ -1680,7 +1717,8 @@
 	    /* GT */
 	    aty_st_le32(DAC_CNTL, 0x86010102, info);
 	    aty_st_le32(BUS_CNTL, 0x7b23a040, info);
-	    aty_st_le32(EXT_MEM_CNTL, 0x5000001, info);
+	    aty_st_le32(EXT_MEM_CNTL,
+			aty_ld_le32(EXT_MEM_CNTL, info) | 0x5000001, info);
 	}
 	aty_st_le32(MEM_CNTL, i, info);
     }
@@ -1720,17 +1758,18 @@
 
     if ((err = aty_var_to_crtc(info, var, &par->crtc)))
 	return err;
-    if ((Gx == GX_PCI_ID) || (Gx == CX_PCI_ID))
+    if ((Gx == GX_CHIP_ID) || (Gx == CX_CHIP_ID))
 	switch (info->clk_type) {
 	    case CLK_ATI18818_1:
-		err = aty_var_to_pll_18818(var, &par->pll.gx);
+		err = aty_var_to_pll_18818(var->pixclock, &par->pll.gx);
 		break;
 	    case CLK_IBMRGB514:
-		err = aty_var_to_pll_514(var, &par->pll.gx);
+		err = aty_var_to_pll_514(var->pixclock, &par->pll.gx);
 		break;
 	}
     else
-	err = aty_var_to_pll_ct(info, var, &par->pll.ct);
+	err = aty_var_to_pll_ct(info, var->pixclock, par->crtc.bpp,
+				&par->pll.ct);
     if (err)
 	return err;
 
@@ -1740,7 +1779,7 @@
 	par->accel_flags = 0;
 
 #if 0
-    if (!fbmon_valid_timings(pixclock, htotal, vtotal, info))
+    if (!fbmon_valid_timings(var->pixclock, htotal, vtotal, info))
 	return -EINVAL;
 #endif
 
@@ -1757,10 +1796,10 @@
 
     if ((err = aty_crtc_to_var(&par->crtc, var)))
 	return err;
-    if ((Gx == GX_PCI_ID) || (Gx == CX_PCI_ID))
-	err = aty_pll_gx_to_var(&par->pll.gx, var);
+    if ((Gx == GX_CHIP_ID) || (Gx == CX_CHIP_ID))
+	err = aty_pll_gx_to_var(&par->pll.gx, &var->pixclock);
     else
-	err = aty_pll_ct_to_var(&par->pll.ct, var);
+	err = aty_pll_ct_to_var(&par->pll.ct, &var->pixclock);
     if (err)
 	return err;
 
@@ -1891,32 +1930,6 @@
     0, FB_VMODE_NONINTERLACED
 };
 
-#ifdef __sparc__
-struct fb_var_screeninfo default_var_1024x768 __initdata = {
-    /* 1024x768, 75 Hz, Non-Interlaced (78.75 MHz dotclock) */
-    1024, 768, 1024, 768, 0, 0, 8, 0,
-    {0, 8, 0}, {0, 8, 0}, {0, 8, 0}, {0, 0, 0},
-    0, 0, -1, -1, 0, 12699, 176, 16, 28, 1, 96, 3,
-    FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
-};
-
-struct fb_var_screeninfo default_var_1152x900 __initdata = {
-    /* 1152x900, 76 Hz, Non-Interlaced (110.0 MHz dotclock) */
-    1152, 900, 1152, 900, 0, 0, 8, 0,
-    {0, 8, 0}, {0, 8, 0}, {0, 8, 0}, {0, 0, 0},
-    0, 0, -1, -1, 0, 9091, 234, 24, 34, 3, 100, 3,
-    FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
-};
-
-struct fb_var_screeninfo default_var_1280x1024 __initdata = {
-    /* 1280x1024, 75 Hz, Non-Interlaced (135.00 MHz dotclock) */
-    1280, 1024, 1280, 1024, 0, 0, 8, 0,
-    {0, 8, 0}, {0, 8, 0}, {0, 8, 0}, {0, 0, 0},
-    0, 0, -1, -1, 0, 7408, 248, 16, 38, 1, 144, 3,
-    FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
-};
-#endif
-
 
     /*
      *  Get the Fixed Part of the Display
@@ -1954,6 +1967,47 @@
 }
 
 
+static void atyfb_set_disp(struct display *disp, struct fb_info_aty *info,
+			   int bpp, int accel)
+{
+	    switch (bpp) {
+#ifdef FBCON_HAS_CFB8
+		case 8:
+		    info->dispsw = accel ? fbcon_aty8 : fbcon_cfb8;
+		    disp->dispsw = &info->dispsw;
+		    break;
+#endif
+#ifdef FBCON_HAS_CFB16
+		case 16:
+		    info->dispsw = accel ? fbcon_aty16 : fbcon_cfb16;
+		    disp->dispsw = &info->dispsw;
+		    disp->dispsw_data = info->fbcon_cmap.cfb16;
+		    break;
+#endif
+#ifdef FBCON_HAS_CFB24
+		case 24:
+		    info->dispsw = accel ? fbcon_aty24 : fbcon_cfb24;
+		    disp->dispsw = &info->dispsw;
+		    disp->dispsw_data = info->fbcon_cmap.cfb24;
+		    break;
+#endif
+#ifdef FBCON_HAS_CFB32
+		case 32:
+		    info->dispsw = accel ? fbcon_aty32 : fbcon_cfb32;
+		    disp->dispsw = &info->dispsw;
+		    disp->dispsw_data = info->fbcon_cmap.cfb32;
+		    break;
+#endif
+		default:
+		    disp->dispsw = &fbcon_dummy;
+	    }
+	    if (info->cursor) {
+		info->dispsw.cursor = atyfb_cursor;
+		info->dispsw.set_font = atyfb_set_font;
+	    }
+}
+
+
     /*
      *  Set the User Defined Part of the Display
      */
@@ -2001,38 +2055,13 @@
 	    display->can_soft_blank = 1;
 	    display->inverse = 0;
 	    accel = var->accel_flags & FB_ACCELF_TEXT;
-	    switch (par.crtc.bpp) {
-#ifdef FBCON_HAS_CFB8
-		case 8:
-		    *display->dispsw = accel ? fbcon_aty8 : fbcon_cfb8;
-		    break;
-#endif
-#ifdef FBCON_HAS_CFB16
-		case 16:
-		    *display->dispsw = accel ? fbcon_aty16 : fbcon_cfb16;
-		    break;
-#endif
-#ifdef FBCON_HAS_CFB24
-		case 24:
-		    *display->dispsw = accel ? fbcon_aty24 : fbcon_cfb24;
-		    break;
-#endif
-#ifdef FBCON_HAS_CFB32
-		case 32:
-		    *display->dispsw = accel ? fbcon_aty32 : fbcon_cfb32;
-		    break;
-#endif
-		default:
-		    display->dispsw = NULL;
-		    break;
-	    }
-	    display->scrollmode = accel ? 0 : SCROLL_YREDRAW;
+	    atyfb_set_disp(display, info, par.crtc.bpp, accel);
+	    if (accel)
+	    	display->scrollmode = (info->bus_type == PCI) ? SCROLL_YNOMOVE : 0;
+	    else
+	    	display->scrollmode = SCROLL_YREDRAW;
 	    if (info->fb_info.changevar)
 		(*info->fb_info.changevar)(con);
-	    if (info->cursor) {
-		display->dispsw->cursor = atyfb_cursor;
-		display->dispsw->set_font = atyfb_set_font;
-	    }
 	}
 	if (con == currcon)
 	    atyfb_set_par(&par, info);
@@ -2080,8 +2109,7 @@
 			  struct fb_info *info)
 {
     if (con == currcon) /* current console? */
-	return fb_get_cmap(cmap, &fb_display[con].var, kspc, atyfb_getcolreg,
-			   info);
+	return fb_get_cmap(cmap, kspc, atyfb_getcolreg, info);
     else if (fb_display[con].cmap.len) /* non default colormap? */
 	fb_copy_cmap(&fb_display[con].cmap, cmap, kspc ? 0 : 2);
     else {
@@ -2106,8 +2134,7 @@
 	    return err;
     }
     if (con == currcon)			/* current console? */
-	return fb_set_cmap(cmap, &fb_display[con].var, kspc, atyfb_setcolreg,
-			   info);
+	return fb_set_cmap(cmap, kspc, atyfb_setcolreg, info);
     else
 	fb_copy_cmap(cmap, &fb_display[con].cmap, kspc ? 0 : 1);
     return 0;
@@ -2117,7 +2144,27 @@
 static int atyfb_ioctl(struct inode *inode, struct file *file, u_int cmd,
 		       u_long arg, int con, struct fb_info *info)
 {
+#ifdef __sparc__
+    struct fb_info_aty *fb = (struct fb_info_aty *)info;
+    struct fbtype fbtyp;
+
+    switch (cmd) {
+    case FBIOGTYPE:
+	fbtyp.fb_type = FBTYPE_PCI_GENERIC;
+	fbtyp.fb_width = fb->current_par.crtc.vxres;
+	fbtyp.fb_height = fb->current_par.crtc.vyres;
+	fbtyp.fb_depth = fb->current_par.crtc.bpp;
+	fbtyp.fb_cmsize = fb_display[con].cmap.len;
+	fbtyp.fb_size = fb->total_vram;
+	copy_to_user_ret((struct fbtype *)arg, &fbtyp, sizeof(fbtyp), -EFAULT);
+	break;
+    default:
+	return -EINVAL;
+    }
+    return 0;
+#else
     return -EINVAL;
+#endif
 }
 
 #ifdef __sparc__
@@ -2139,10 +2186,15 @@
 	/* To stop the swapper from even considering these pages. */
 	vma->vm_flags |= (VM_SHM | VM_LOCKED);
 
+	if (((vma->vm_offset == 0) && (size == fb->total_vram)) ||
+	    ((vma->vm_offset == fb->total_vram) && (size == PAGE_SIZE)))
+		vma->vm_offset += 0x8000000000000000UL;
+
 #ifdef __sparc_v9__
 	/* Align it as much as desirable */
 	{
-		int j, max = -1, align;
+		unsigned long j, align;
+		int max = -1;
 		
 		map_offset = vma->vm_offset+size;
 		for (i = 0; fb->mmap_map[i].size; i++) {
@@ -2193,7 +2245,7 @@
 
 			if (start > offset)
 				continue;
-			if (offset > end)
+			if (offset >= end)
 				continue;
 
 			map_size = fb->mmap_map[i].size - (offset - start);
@@ -2269,7 +2321,7 @@
 	printk("atyfb: Unknown mach64 0x%04x\n", Gx);
 	return 0;
     } else
-	printk("atyfb: %s [0x%04x rev 0x%2x] ", chipname, Gx, Rev);
+	printk("atyfb: %s [0x%04x rev 0x%02x] ", chipname, Gx, Rev);
     if ((Gx == GX_CHIP_ID) || (Gx == CX_CHIP_ID)) {
 	info->bus_type = (aty_ld_le32(CONFIG_STAT0, info) >> 0) & 0x07;
 	info->ram_type = (aty_ld_le32(CONFIG_STAT0, info) >> 3) & 0x07;
@@ -2343,7 +2395,6 @@
 	info->mem_refresh_rate = 6;	/* 110 = 80 Mhz - 100 Mhz */
     else
 	info->mem_refresh_rate = 7;	/* 111 = 100 Mhz and above */
-    printk("%d MHz PLL, %d Mhz MCLK\n", pll, mclk);
     info->pll_per = 1000000/pll;
     info->mclk_per = 1000000/mclk;
 
@@ -2398,6 +2449,15 @@
 		info->total_vram = 0x80000;
 	}
 
+    if (Gx == GI_CHIP_ID) {
+	if (aty_ld_le32(CONFIG_STAT1, info) & 0x40000000)
+	  info->total_vram += 0x400000;
+    }
+
+    printk("%d%c %d MHz PLL, %d Mhz MCLK\n", 
+    	   info->total_vram == 0x80000 ? 512 : (info->total_vram >> 20), 
+    	   info->total_vram == 0x80000 ? 'K' : 'M', pll, mclk);
+    
     if (info->bus_type == ISA)
 	if ((info->total_vram == 0x400000) || (info->total_vram == 0x800000)) {
 	    /* protect GUI-regs if complete Aperture is VRAM */
@@ -2411,8 +2471,13 @@
 	    default_vmode = VMODE_CHOOSE;
     }
     if (default_vmode == VMODE_CHOOSE) {
-	sense = read_aty_sense(info);
-	default_vmode = mac_map_monitor_sense(sense);
+	if (Gx == LG_CHIP_ID)
+	    /* G3 PowerBook with 1024x768 LCD */
+	    default_vmode = VMODE_1024_768_60;
+	else {
+	    sense = read_aty_sense(info);
+	    default_vmode = mac_map_monitor_sense(sense);
+	}
     }
     if (default_vmode <= 0 || default_vmode > VMODE_MAX)
 	default_vmode = VMODE_640_480_60;
@@ -2425,21 +2490,23 @@
 #else /* !CONFIG_PMAC && !CONFIG_CHRP */
     var = default_var;
 #endif /* !CONFIG_PMAC && !CONFIG_CHRP */
-    var.accel_flags |= FB_ACCELF_TEXT;
+    if (noaccel)
+        var.accel_flags &= ~FB_ACCELF_TEXT;
+    else
+        var.accel_flags |= FB_ACCELF_TEXT;
+
+    if (var.yres == var.yres_virtual) {
+	u32 vram = (info->total_vram - (PAGE_SIZE << 2));
+	var.yres_virtual = ((vram * 8) / var.bits_per_pixel) / var.xres_virtual;
+	if (var.yres_virtual < var.yres)
+		var.yres_virtual = var.yres;
+    }
+
     if (atyfb_decode_var(&var, &info->default_par, info)) {
 	printk("atyfb: can't set default video mode\n");
 	return 0;
     }
 
-    if ((Gx == GX_CHIP_ID) || (Gx == CX_CHIP_ID))
-	strcat(atyfb_name, "GX");
-    else if ((Gx == CT_CHIP_ID) || (Gx == ET_CHIP_ID))
-	strcat(atyfb_name, "CT");
-    else if ((Gx == VT_CHIP_ID) || (Gx == VU_CHIP_ID))
-	strcat(atyfb_name, "VT");
-    else
-	strcat(atyfb_name, "GT");
-
     disp = &info->disp;
 
     strcpy(info->fb_info.modename, atyfb_name);
@@ -2451,6 +2518,7 @@
     info->fb_info.switch_con = &atyfbcon_switch;
     info->fb_info.updatevar = &atyfbcon_updatevar;
     info->fb_info.blank = &atyfbcon_blank;
+    info->fb_info.flags = FBINFO_FLAG_DEFAULT;
 
     for (j = 0; j < 16; j++) {
 	k = color_table[j];
@@ -2459,16 +2527,14 @@
 	info->palette[j].blue = default_blu[k];
     }
 
-    if ((Gx == VT_CHIP_ID) || (Gx == GT_CHIP_ID) || (Gx == GU_CHIP_ID) ||
-	(Gx == LG_CHIP_ID) || (Gx == GB_CHIP_ID) || (Gx == GD_CHIP_ID) ||
-	(Gx == GI_CHIP_ID) || (Gx == GP_CHIP_ID) || (Gx == GQ_CHIP_ID) ||
-	(Gx == VU_CHIP_ID)) {
-	info->cursor = kmalloc(sizeof(struct aty_cursor), GFP_ATOMIC);
-	if (info->cursor)
-	    memset(info->cursor, 0, sizeof(*info->cursor));
+    if (Gx != GX_CHIP_ID && Gx != CX_CHIP_ID) {
+	info->cursor = aty_init_cursor(info);
+	if (info->cursor) {
+	    info->dispsw.cursor = atyfb_cursor;
+	    info->dispsw.set_font = atyfb_set_font;
+	}
     }
-
-    disp->dispsw = &info->dispsw;
+    
     atyfb_set_var(&var, -1, &info->fb_info);
 
     if (register_framebuffer(&info->fb_info) < 0)
@@ -2490,7 +2556,10 @@
     unsigned long addr;
 #ifdef __sparc__
     extern int con_is_present(void);
-    u32 chip_id;
+    struct pcidev_cookie *pcp;
+    char prop[128];
+    int node, len;
+    u32 mem, chip_id;
     int i, j;
 
     /* Do not attach when we have a serial console. */
@@ -2536,16 +2605,17 @@
 	     */
 	    for (i = 0; i < 6 && pdev->base_address[i]; i++)
 		/* nothing */;
-	    j = i + 1;
+	    j = i + 3;
 
 	    info->mmap_map = kmalloc(j * sizeof(*info->mmap_map), GFP_ATOMIC);
 	    if (!info->mmap_map) {
 		printk("atyfb_init: can't alloc mmap_map\n");
 		kfree(info);
+		return;
 	    }
-
 	    memset(info->mmap_map, 0, j * sizeof(*info->mmap_map));
-	    for (i = j = 0; i < 6 && pdev->base_address[i]; i++) {
+
+	    for (i = 0, j = 2; i < 6 && pdev->base_address[i]; i++) {
 		int io, breg = PCI_BASE_ADDRESS_0 + (i << 2);
 		unsigned long base;
 		u32 size, pbase;
@@ -2564,8 +2634,7 @@
 		size = ~(size) + 1;
 
 		if (base == addr) {
-			info->mmap_map[j].voff = (pbase + 0x800000)
-								& PAGE_MASK;
+			info->mmap_map[j].voff = (pbase + 0x800000) & PAGE_MASK;
 			info->mmap_map[j].poff = __pa((base + 0x800000)
 								& PAGE_MASK);
 			info->mmap_map[j].size = 0x800000;
@@ -2586,9 +2655,10 @@
 	    /*
 	     * Fix PROMs idea of MEM_CNTL settings...
 	     */
-	    chip_id = aty_ld_le32(CONFIG_CHIP_ID, info) & CFG_CHIP_TYPE;
-	    if ((chip_id & 0xffff) == VT_CHIP_ID && !((chip_id >> 24) & 1)) {
-		u32 mem = aty_ld_le32(MEM_CNTL, info);
+	    mem = aty_ld_le32(MEM_CNTL, info);
+	    chip_id = aty_ld_le32(CONFIG_CHIP_ID, info);
+	    if (((chip_id & CFG_CHIP_TYPE) == VT_CHIP_ID) &&
+		!((chip_id >> 24) & 1)) {
 		switch (mem & 0x0f) {
 		    case 3:
 			mem = (mem & ~(0x0f)) | 2;
@@ -2606,53 +2676,54 @@
 			break;
 		}
 		if ((aty_ld_le32(CONFIG_STAT0, info) & 7) >= SDRAM)
-			mem &= ~(0x00f00000);
-		aty_st_le32(MEM_CNTL, mem, info);
+			mem &= ~(0x00700000);
 	    }
+	    mem &= ~(0xcf80e000);	/* Turn off all undocumented bits. */
+	    aty_st_le32(MEM_CNTL, mem, info);
 
 	    /*
-	     * Set default vmode and cmode from PROM properties.
+	     * If this is the console device, we will set default video
+	     * settings to what the PROM left us with.
 	     */
-	    {
-		struct pcidev_cookie *cookie = pdev->sysdata;
-		int node = cookie->prom_node;
-		int width = prom_getintdefault(node, "width", 1024);
-		int height = prom_getintdefault(node, "height", 768);
-		int depth = prom_getintdefault(node, "depth", 8);
-
-		switch (width) {
-		    case 1024:
-			if (height == 768)
-			    default_var = default_var_1024x768;
-			break;
-		    case 1152:
-			if (height == 900)
-			    default_var = default_var_1152x900;
-			break;
-		    case 1280:
-			if (height == 1024)
-			    default_var = default_var_1280x1024;
-			break;
-		    default:
-			break;
+	    node = prom_getchild(prom_root_node);
+	    node = prom_searchsiblings(node, "aliases");
+	    if (node) {
+		len = prom_getproperty(node, "screen", prop, sizeof(prop));
+		if (len > 0) {
+		    prop[len] = '\0';
+		    node = prom_finddevice(prop);
+		} else {
+		    node = 0;
 		}
+	    }
 
-		switch (depth) {
-		    case 8:
-			default_var.bits_per_pixel = 8;
-			break;
-		    case 16:
-			default_var.bits_per_pixel = 16;
-			break;
-		    case 24:
-			default_var.bits_per_pixel = 24;
-			break;
-		    case 32:
-			default_var.bits_per_pixel = 32;
-			break;
-		    default:
-			break;
-		}
+	    pcp = pdev->sysdata;
+	    if (node == pcp->prom_node) {
+
+		struct fb_var_screeninfo *var = &default_var;
+		u32 v_total, h_total;
+		struct crtc crtc;
+
+		crtc.vxres = prom_getintdefault(node, "width", 1024);
+		crtc.vyres = prom_getintdefault(node, "height", 768);
+		crtc.bpp = prom_getintdefault(node, "depth", 8);
+		crtc.xoffset = crtc.yoffset = 0;
+		crtc.h_tot_disp = aty_ld_le32(CRTC_H_TOTAL_DISP, info);
+		crtc.h_sync_strt_wid = aty_ld_le32(CRTC_H_SYNC_STRT_WID, info);
+		crtc.v_tot_disp = aty_ld_le32(CRTC_V_TOTAL_DISP, info);
+		crtc.v_sync_strt_wid = aty_ld_le32(CRTC_V_SYNC_STRT_WID, info);
+		crtc.gen_cntl = aty_ld_le32(CRTC_GEN_CNTL, info);
+		aty_crtc_to_var(&crtc, var);
+
+		/*
+		 * FIXME: Read the PLL to figure actual Refresh Rate.
+		 *        Default to 66Hz for now.
+		 */
+		h_total = var->xres + var->right_margin +
+			  var->hsync_len + var->left_margin;
+		v_total = var->yres + var->lower_margin +
+			  var->vsync_len + var->upper_margin;
+		default_var.pixclock = 1000000000000ULL/(66*h_total*v_total);
 	    }
 
 #else /* __sparc__ */
@@ -2689,7 +2760,24 @@
 		if (info->mmap_map)
 		    kfree(info->mmap_map);
 		kfree(info);
+		return;
 	    }
+
+#ifdef __sparc__
+	    /*
+	     * Add /dev/fb mmap values.
+	     */
+	    info->mmap_map[0].voff = 0x8000000000000000UL;
+	    info->mmap_map[0].poff = __pa(info->frame_buffer & PAGE_MASK);
+	    info->mmap_map[0].size = info->total_vram;
+	    info->mmap_map[0].prot_mask = _PAGE_CACHE;
+	    info->mmap_map[0].prot_flag = _PAGE_E;
+	    info->mmap_map[1].voff = info->mmap_map[0].voff + info->total_vram;
+	    info->mmap_map[1].poff = __pa(info->ati_regbase & PAGE_MASK);
+	    info->mmap_map[1].size = PAGE_SIZE;
+	    info->mmap_map[1].prot_mask = _PAGE_CACHE;
+	    info->mmap_map[1].prot_flag = _PAGE_E;
+#endif /* __sparc__ */
 	}
     }
 #elif defined(CONFIG_ATARI)
@@ -2705,6 +2793,11 @@
 	}
 
 	info = kmalloc(sizeof(struct fb_info_aty), GFP_ATOMIC);
+	if (!info) {
+	    printk("atyfb_init: can't alloc fb_info_aty\n");
+	    return;
+	}
+	memset(info, 0, sizeof(struct fb_info_aty));
 
 	/*
 	 *  Map the video memory (physical address given) to somewhere in the
@@ -2739,6 +2832,7 @@
     for (; dp; dp = dp->next) {
 	switch (dp->n_addrs) {
 	    case 1:
+	    case 2:
 	    case 3:
 		addr = dp->addrs[0].address;
 		break;
@@ -2756,6 +2850,11 @@
 	}
 
 	info = kmalloc(sizeof(struct fb_info_aty), GFP_ATOMIC);
+	if (!info) {
+	    printk("atyfb_of_init: can't alloc fb_info_aty\n");
+	    return;
+	}
+	memset(info, 0, sizeof(struct fb_info_aty));
 
 	info->ati_regbase = (unsigned long)ioremap(0x7ff000+addr,
 						   0x1000)+0xc00;
@@ -2816,25 +2915,30 @@
 				break;
 		memcpy(fontname, this_opt + 5, i);
 		fontname[i] = 0;
+	} else if (!strncmp(this_opt, "noblink", 7)) {
+		curblink = 0;
+	} else if (!strncmp(this_opt, "noaccel", 7)) {
+		noaccel = 1;
 	}
 #if defined(CONFIG_PMAC) || defined(CONFIG_CHRP)
-	if (!strncmp(this_opt, "vmode:", 6)) {
-	    int vmode = simple_strtoul(this_opt+6, NULL, 0);
+	else if (!strncmp(this_opt, "vmode:", 6)) {
+	    unsigned int vmode = simple_strtoul(this_opt+6, NULL, 0);
 	    if (vmode > 0 && vmode <= VMODE_MAX)
 		default_vmode = vmode;
 	} else if (!strncmp(this_opt, "cmode:", 6)) {
-	    int depth = simple_strtoul(this_opt+6, NULL, 0);
-	    switch (depth) {
+	    unsigned int cmode = simple_strtoul(this_opt+6, NULL, 0);
+	    switch (cmode) {
+		case 0:
 		case 8:
-		    default_cmode = 0;
+		    default_cmode = CMODE_8;
 		    break;
 		case 15:
 		case 16:
-		    default_cmode = 1;
+		    default_cmode = CMODE_16;
 		    break;
 		case 24:
 		case 32:
-		    default_cmode = 2;
+		    default_cmode = CMODE_32;
 		    break;
 	    }
 	}
@@ -2844,7 +2948,7 @@
 	 * Why do we need this silly Mach64 argument?
 	 * We are already here because of mach64= so its redundant.
 	 */
-	if (MACH_IS_ATARI && (!strncmp(this_opt, "Mach64:", 7))) {
+	else if (MACH_IS_ATARI && (!strncmp(this_opt, "Mach64:", 7))) {
 	    static unsigned char m64_num;
 	    static char mach64_str[80];
 	    strncpy(mach64_str, this_opt+7, 80);
@@ -2914,8 +3018,7 @@
 
     /* Do we have to save the colormap? */
     if (fb_display[currcon].cmap.len)
-	fb_get_cmap(&fb_display[currcon].cmap, &fb_display[currcon].var, 1,
-		    atyfb_getcolreg, fb);
+	fb_get_cmap(&fb_display[currcon].cmap, 1, atyfb_getcolreg, fb);
 
     /* Erase HW Cursor */
     if (info->cursor)
@@ -2926,6 +3029,8 @@
 
     atyfb_decode_var(&fb_display[con].var, &par, info);
     atyfb_set_par(&par, info);
+    atyfb_set_disp(&fb_display[con], info, par.crtc.bpp,
+		   par.accel_flags & FB_ACCELF_TEXT);
 
     /* Install new colormap */
     do_install_cmap(con, fb);
@@ -2940,19 +3045,6 @@
 }
 
     /*
-     *  Update the `var' structure (called by fbcon.c)
-     */
-
-static int atyfbcon_updatevar(int con, struct fb_info *fb)
-{
-    struct fb_info_aty *info = (struct fb_info_aty *)fb;
-
-    info->current_par.crtc.yoffset = fb_display[con].var.yoffset;
-    set_off_pitch(&info->current_par, info);
-    return 0;
-}
-
-    /*
      *  Blank the display.
      */
 
@@ -2995,9 +3087,10 @@
 
     if (regno > 255)
 	return 1;
-    *red = info->palette[regno].red;
-    *green = info->palette[regno].green;
-    *blue = info->palette[regno].blue;
+    *red = (info->palette[regno].red<<8) | info->palette[regno].red;
+    *green = (info->palette[regno].green<<8) | info->palette[regno].green;
+    *blue = (info->palette[regno].blue<<8) | info->palette[regno].blue;
+    *transp = 0;
     return 0;
 }
 
@@ -3016,6 +3109,9 @@
 
     if (regno > 255)
 	return 1;
+    red >>= 8;
+    green >>= 8;
+    blue >>= 8;
     info->palette[regno].red = red;
     info->palette[regno].green = green;
     info->palette[regno].blue = blue;
@@ -3031,24 +3127,33 @@
 	     (info->current_par.crtc.bpp == 16)) ? 3 : 0;
     info->aty_cmap_regs->windex = regno << scale;
     eieio();
-    info->aty_cmap_regs->lut = red << scale;
+    info->aty_cmap_regs->lut = red;
     eieio();
-    info->aty_cmap_regs->lut = green << scale;
+    info->aty_cmap_regs->lut = green;
     eieio();
-    info->aty_cmap_regs->lut = blue << scale;
+    info->aty_cmap_regs->lut = blue;
     eieio();
-    if (regno < 16) {
+    if (regno < 16)
+	switch (info->current_par.crtc.bpp) {
 #ifdef FBCON_HAS_CFB16
-	fbcon_cfb16_cmap[regno] = (regno << 10) | (regno << 5) | regno;
+	    case 16:
+		info->fbcon_cmap.cfb16[regno] = (regno << 10) | (regno << 5) |
+						regno;
+		break;
 #endif
 #ifdef FBCON_HAS_CFB24
-	fbcon_cfb24_cmap[regno] = (regno << 16) | (regno << 8) | regno;
+	    case 24:
+		info->fbcon_cmap.cfb24[regno] = (regno << 16) | (regno << 8) |
+						regno;
+		break;
 #endif
 #ifdef FBCON_HAS_CFB32
-	fbcon_cfb32_cmap[regno] = (regno << 24) | (regno << 16) |
-				  (regno << 8) | regno;
+	    case 32:
+		i = (regno << 8) | regno;
+		info->fbcon_cmap.cfb32[regno] = (i << 16) | i;
+		break;
 #endif
-    }
+	    }
     return 0;
 }
 
@@ -3058,12 +3163,10 @@
     if (con != currcon)
 	return;
     if (fb_display[con].cmap.len)
-	fb_set_cmap(&fb_display[con].cmap, &fb_display[con].var, 1,
-		    atyfb_setcolreg, info);
+	fb_set_cmap(&fb_display[con].cmap, 1, atyfb_setcolreg, info);
     else {
 	int size = fb_display[con].var.bits_per_pixel == 16 ? 32 : 256;
-	fb_set_cmap(fb_default_cmap(size), &fb_display[con].var, 1,
-		    atyfb_setcolreg, info);
+	fb_set_cmap(fb_default_cmap(size), 1, atyfb_setcolreg, info);
     }
 }
 
@@ -3149,6 +3252,50 @@
     draw_rect(dstx, dsty, width, height, info);
 }
 
+    /*
+     *  Update the `var' structure (called by fbcon.c)
+     */
+
+static int atyfbcon_updatevar(int con, struct fb_info *fb)
+{
+    struct fb_info_aty *info = (struct fb_info_aty *)fb;
+    struct atyfb_par *par = &info->current_par;
+    struct display *p = &fb_display[con];
+    struct vc_data *conp = p->conp;
+    u32 yres, yoffset, sy, height;
+
+    yres = ((par->crtc.v_tot_disp >> 16) & 0x7ff) + 1;
+    yoffset = fb_display[con].var.yoffset;
+
+    sy = (conp->vc_rows + p->yscroll) * fontheight(p);
+    height = yres - conp->vc_rows * fontheight(p);
+
+    if (height && (yoffset + yres > sy)) {
+	u32 xres, xoffset;
+	u32 bgx;
+
+	xres = (((par->crtc.h_tot_disp >> 16) & 0xff) + 1) * 8;
+	xoffset = fb_display[con].var.xoffset;
+
+
+	bgx = attr_bgcol_ec(p, conp);
+	bgx |= (bgx << 8);
+	bgx |= (bgx << 16);
+
+	if (sy + height > par->crtc.vyres) {
+	    wait_for_fifo(1, info);
+	    aty_st_le32(SC_BOTTOM, sy + height - 1, info);
+	}
+	aty_rectfill(xoffset, sy, xres, height, bgx, info);
+    }
+
+    if (info->cursor && (yoffset + yres <= sy))
+	atyfb_cursor(p, CM_ERASE, info->cursor->pos.x, info->cursor->pos.y);
+
+    info->current_par.crtc.yoffset = yoffset;
+    set_off_pitch(&info->current_par, info);
+    return 0;
+}
 
     /*
      *  Text console acceleration
@@ -3164,12 +3311,12 @@
 	return;
 #endif
 
-    sx *= p->fontwidth;
-    sy *= p->fontheight;
-    dx *= p->fontwidth;
-    dy *= p->fontheight;
-    width *= p->fontwidth;
-    height *= p->fontheight;
+    sx *= fontwidth(p);
+    sy *= fontheight(p);
+    dx *= fontwidth(p);
+    dy *= fontheight(p);
+    width *= fontwidth(p);
+    height *= fontheight(p);
 
     aty_rectcopy(sx, sy, dx, dy, width, height,
 		 (struct fb_info_aty *)p->fb_info);
@@ -3190,10 +3337,10 @@
     bgx |= (bgx << 8);
     bgx |= (bgx << 16);
 
-    sx *= p->fontwidth;
-    sy *= p->fontheight;
-    width *= p->fontwidth;
-    height *= p->fontheight;
+    sx *= fontwidth(p);
+    sy *= fontheight(p);
+    width *= fontwidth(p);
+    height *= fontheight(p);
 
     aty_rectfill(sx, sy, width, height, bgx,
 		 (struct fb_info_aty *)p->fb_info);

FUNET's LINUX-ADM group, [email protected]
TCL-scripts by Sam Shen, [email protected]