--- /dev/null
+/* leo.c: LEO frame buffer driver
+ *
+ * Copyright (C) 2003 David S. Miller (davem@redhat.com)
+ * Copyright (C) 1996-1999 Jakub Jelinek (jj@ultra.linux.cz)
+ * Copyright (C) 1997 Michal Rehacek (Michal.Rehacek@st.mff.cuni.cz)
+ *
+ * Driver layout based loosely on tgafb.c, see that file for credits.
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/errno.h>
+#include <linux/string.h>
+#include <linux/slab.h>
+#include <linux/delay.h>
+#include <linux/init.h>
+#include <linux/fb.h>
+#include <linux/mm.h>
+
+#include <asm/io.h>
+#include <asm/sbus.h>
+#include <asm/oplib.h>
+#include <asm/fbio.h>
+
+#include "sbuslib.h"
+
+/*
+ * Local functions.
+ */
+
+static int leo_setcolreg(unsigned, unsigned, unsigned, unsigned,
+ unsigned, struct fb_info *);
+static int leo_blank(int, struct fb_info *);
+
+static int leo_mmap(struct fb_info *, struct file *, struct vm_area_struct *);
+static int leo_ioctl(struct inode *, struct file *, unsigned int,
+ unsigned long, struct fb_info *);
+
+/*
+ * Frame buffer operations
+ */
+
+static struct fb_ops leo_ops = {
+ .owner = THIS_MODULE,
+ .fb_setcolreg = leo_setcolreg,
+ .fb_blank = leo_blank,
+ .fb_fillrect = cfb_fillrect,
+ .fb_copyarea = cfb_copyarea,
+ .fb_imageblit = cfb_imageblit,
+ .fb_mmap = leo_mmap,
+ .fb_ioctl = leo_ioctl,
+ .fb_cursor = soft_cursor,
+};
+
+#define LEO_OFF_LC_SS0_KRN 0x00200000UL
+#define LEO_OFF_LC_SS0_USR 0x00201000UL
+#define LEO_OFF_LC_SS1_KRN 0x01200000UL
+#define LEO_OFF_LC_SS1_USR 0x01201000UL
+#define LEO_OFF_LD_SS0 0x00400000UL
+#define LEO_OFF_LD_SS1 0x01400000UL
+#define LEO_OFF_LD_GBL 0x00401000UL
+#define LEO_OFF_LX_KRN 0x00600000UL
+#define LEO_OFF_LX_CURSOR 0x00601000UL
+#define LEO_OFF_SS0 0x00800000UL
+#define LEO_OFF_SS1 0x01800000UL
+#define LEO_OFF_UNK 0x00602000UL
+#define LEO_OFF_UNK2 0x00000000UL
+
+#define LEO_CUR_ENABLE 0x00000080
+#define LEO_CUR_UPDATE 0x00000030
+#define LEO_CUR_PROGRESS 0x00000006
+#define LEO_CUR_UPDATECMAP 0x00000003
+
+#define LEO_CUR_TYPE_MASK 0x00000000
+#define LEO_CUR_TYPE_IMAGE 0x00000020
+#define LEO_CUR_TYPE_CMAP 0x00000050
+
+struct leo_cursor {
+ u8 xxx0[16];
+ volatile u32 cur_type;
+ volatile u32 cur_misc;
+ volatile u32 cur_cursxy;
+ volatile u32 cur_data;
+};
+
+#define LEO_KRN_TYPE_CLUT0 0x00001000
+#define LEO_KRN_TYPE_CLUT1 0x00001001
+#define LEO_KRN_TYPE_CLUT2 0x00001002
+#define LEO_KRN_TYPE_WID 0x00001003
+#define LEO_KRN_TYPE_UNK 0x00001006
+#define LEO_KRN_TYPE_VIDEO 0x00002003
+#define LEO_KRN_TYPE_CLUTDATA 0x00004000
+#define LEO_KRN_CSR_ENABLE 0x00000008
+#define LEO_KRN_CSR_PROGRESS 0x00000004
+#define LEO_KRN_CSR_UNK 0x00000002
+#define LEO_KRN_CSR_UNK2 0x00000001
+
+struct leo_lx_krn {
+ volatile u32 krn_type;
+ volatile u32 krn_csr;
+ volatile u32 krn_value;
+};
+
+struct leo_lc_ss0_krn {
+ volatile u32 misc;
+ u8 xxx0[0x800-4];
+ volatile u32 rev;
+};
+
+struct leo_lc_ss0_usr {
+ volatile u32 csr;
+ volatile u32 addrspace;
+ volatile u32 fontmsk;
+ volatile u32 fontt;
+ volatile u32 extent;
+ volatile u32 src;
+ u32 dst;
+ volatile u32 copy;
+ volatile u32 fill;
+};
+
+struct leo_lc_ss1_krn {
+ u8 unknown;
+};
+
+struct leo_lc_ss1_usr {
+ u8 unknown;
+};
+
+struct leo_ld {
+ u8 xxx0[0xe00];
+ volatile u32 csr;
+ volatile u32 wid;
+ volatile u32 wmask;
+ volatile u32 widclip;
+ volatile u32 vclipmin;
+ volatile u32 vclipmax;
+ volatile u32 pickmin; /* SS1 only */
+ volatile u32 pickmax; /* SS1 only */
+ volatile u32 fg;
+ volatile u32 bg;
+ volatile u32 src; /* Copy/Scroll (SS0 only) */
+ volatile u32 dst; /* Copy/Scroll/Fill (SS0 only) */
+ volatile u32 extent; /* Copy/Scroll/Fill size (SS0 only) */
+ u32 xxx1[3];
+ volatile u32 setsem; /* SS1 only */
+ volatile u32 clrsem; /* SS1 only */
+ volatile u32 clrpick; /* SS1 only */
+ volatile u32 clrdat; /* SS1 only */
+ volatile u32 alpha; /* SS1 only */
+ u8 xxx2[0x2c];
+ volatile u32 winbg;
+ volatile u32 planemask;
+ volatile u32 rop;
+ volatile u32 z;
+ volatile u32 dczf; /* SS1 only */
+ volatile u32 dczb; /* SS1 only */
+ volatile u32 dcs; /* SS1 only */
+ volatile u32 dczs; /* SS1 only */
+ volatile u32 pickfb; /* SS1 only */
+ volatile u32 pickbb; /* SS1 only */
+ volatile u32 dcfc; /* SS1 only */
+ volatile u32 forcecol; /* SS1 only */
+ volatile u32 door[8]; /* SS1 only */
+ volatile u32 pick[5]; /* SS1 only */
+};
+
+#define LEO_SS1_MISC_ENABLE 0x00000001
+#define LEO_SS1_MISC_STEREO 0x00000002
+struct leo_ld_ss1 {
+ u8 xxx0[0xef4];
+ volatile u32 ss1_misc;
+};
+
+struct leo_ld_gbl {
+ u8 unknown;
+};
+
+struct leo_par {
+ spinlock_t lock;
+ struct leo_lx_krn *lx_krn;
+ struct leo_lc_ss0_usr *lc_ss0_usr;
+ struct leo_ld_ss0 *ld_ss0;
+ struct leo_ld_ss1 *ld_ss1;
+ struct leo_cursor *cursor;
+ u32 extent;
+ u32 clut_data[256];
+
+ u32 flags;
+#define LEO_FLAG_BLANKED 0x00000001
+
+ unsigned long physbase;
+ unsigned long fbsize;
+
+ struct sbus_dev *sdev;
+ struct list_head list;
+};
+
+static void leo_wait(struct leo_lx_krn *lx_krn)
+{
+ int i;
+
+ for (i = 0;
+ (sbus_readl(&lx_krn->krn_csr) & LEO_KRN_CSR_PROGRESS) && i < 300000;
+ i++)
+ udelay (1); /* Busy wait at most 0.3 sec */
+ return;
+}
+
+/**
+ * leo_setcolreg - Optional function. Sets a color register.
+ * @regno: boolean, 0 copy local, 1 get_user() function
+ * @red: frame buffer colormap structure
+ * @green: The green value which can be up to 16 bits wide
+ * @blue: The blue value which can be up to 16 bits wide.
+ * @transp: If supported the alpha value which can be up to 16 bits wide.
+ * @info: frame buffer info structure
+ */
+static int leo_setcolreg(unsigned regno,
+ unsigned red, unsigned green, unsigned blue,
+ unsigned transp, struct fb_info *info)
+{
+ struct leo_par *par = (struct leo_par *) info->par;
+ struct leo_lx_krn *lx_krn = par->lx_krn;
+ unsigned long flags;
+ u32 val;
+ int i;
+
+ if (regno >= 256)
+ return 1;
+
+ red >>= 8;
+ green >>= 8;
+ blue >>= 8;
+
+ par->clut_data[regno] = red | (green << 8) | (blue << 16);
+
+ spin_lock_irqsave(&par->lock, flags);
+
+ leo_wait(lx_krn);
+
+ sbus_writel(LEO_KRN_TYPE_CLUTDATA, &lx_krn->krn_type);
+ for (i = 0; i < 256; i++)
+ sbus_writel(par->clut_data[i], &lx_krn->krn_value);
+ sbus_writel(LEO_KRN_TYPE_CLUT0, &lx_krn->krn_type);
+
+ val = sbus_readl(&lx_krn->krn_csr);
+ val |= (LEO_KRN_CSR_UNK | LEO_KRN_CSR_UNK2);
+ sbus_writel(val, &lx_krn->krn_csr);
+
+ spin_unlock_irqrestore(&par->lock, flags);
+
+ return 0;
+}
+
+/**
+ * leo_blank - Optional function. Blanks the display.
+ * @blank_mode: the blank mode we want.
+ * @info: frame buffer structure that represents a single frame buffer
+ */
+static int leo_blank(int blank, struct fb_info *info)
+{
+ struct leo_par *par = (struct leo_par *) info->par;
+ struct leo_lx_krn *lx_krn = par->lx_krn;
+ unsigned long flags;
+ u32 val;
+
+ spin_lock_irqsave(&par->lock, flags);
+
+ switch (blank) {
+ case 0: /* Unblanking */
+ val = sbus_readl(&lx_krn->krn_csr);
+ val |= LEO_KRN_CSR_ENABLE;
+ sbus_writel(val, &lx_krn->krn_csr);
+ par->flags &= ~LEO_FLAG_BLANKED;
+ break;
+
+ case 1: /* Normal blanking */
+ case 2: /* VESA blank (vsync off) */
+ case 3: /* VESA blank (hsync off) */
+ case 4: /* Poweroff */
+ val = sbus_readl(&lx_krn->krn_csr);
+ val &= ~LEO_KRN_CSR_ENABLE;
+ sbus_writel(val, &lx_krn->krn_csr);
+ par->flags |= LEO_FLAG_BLANKED;
+ break;
+ }
+
+ spin_unlock_irqrestore(&par->lock, flags);
+
+ return 0;
+}
+
+static struct sbus_mmap_map leo_mmap_map[] = {
+ { LEO_SS0_MAP, LEO_OFF_SS0, 0x800000 },
+ { LEO_LC_SS0_USR_MAP, LEO_OFF_LC_SS0_USR, 0x1000 },
+ { LEO_LD_SS0_MAP, LEO_OFF_LD_SS0, 0x1000 },
+ { LEO_LX_CURSOR_MAP, LEO_OFF_LX_CURSOR, 0x1000 },
+ { LEO_SS1_MAP, LEO_OFF_SS1, 0x800000 },
+ { LEO_LC_SS1_USR_MAP, LEO_OFF_LC_SS1_USR, 0x1000 },
+ { LEO_LD_SS1_MAP, LEO_OFF_LD_SS1, 0x1000 },
+ { LEO_UNK_MAP, LEO_OFF_UNK, 0x1000 },
+ { LEO_LX_KRN_MAP, LEO_OFF_LX_KRN, 0x1000 },
+ { LEO_LC_SS0_KRN_MAP, LEO_OFF_LC_SS0_KRN, 0x1000 },
+ { LEO_LC_SS1_KRN_MAP, LEO_OFF_LC_SS1_KRN, 0x1000 },
+ { LEO_LD_GBL_MAP, LEO_OFF_LD_GBL, 0x1000 },
+ { LEO_UNK2_MAP, LEO_OFF_UNK2, 0x100000 },
+ { 0, 0, 0 }
+};
+
+static int leo_mmap(struct fb_info *info, struct file *file, struct vm_area_struct *vma)
+{
+ struct leo_par *par = (struct leo_par *)info->par;
+
+ return sbusfb_mmap_helper(leo_mmap_map,
+ par->physbase, par->fbsize,
+ par->sdev->reg_addrs[0].which_io,
+ vma);
+}
+
+static int leo_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
+ unsigned long arg, struct fb_info *info)
+{
+ struct leo_par *par = (struct leo_par *) info->par;
+
+ return sbusfb_ioctl_helper(cmd, arg, info,
+ FBTYPE_SUNLEO, 32, par->fbsize);
+}
+
+/*
+ * Initialisation
+ */
+
+static void
+leo_init_fix(struct fb_info *info)
+{
+ struct leo_par *par = (struct leo_par *)info->par;
+
+ strncpy(info->fix.id, par->sdev->prom_name, sizeof(info->fix.id) - 1);
+ info->fix.id[sizeof(info->fix.id)-1] = 0;
+
+ info->fix.type = FB_TYPE_PACKED_PIXELS;
+ info->fix.visual = FB_VISUAL_TRUECOLOR;
+
+ info->fix.line_length = 8192;
+
+ info->fix.accel = FB_ACCEL_SUN_LEO;
+}
+
+static void leo_wid_put(struct fb_info *info, struct fb_wid_list *wl)
+{
+ struct leo_par *par = (struct leo_par *) info->par;
+ struct leo_lx_krn *lx_krn = par->lx_krn;
+ struct fb_wid_item *wi;
+ unsigned long flags;
+ u32 val;
+ int i, j;
+
+ spin_lock_irqsave(&par->lock, flags);
+
+ leo_wait(lx_krn);
+
+ for (i = 0, wi = wl->wl_list; i < wl->wl_count; i++, wi++) {
+ switch(wi->wi_type) {
+ case FB_WID_DBL_8:
+ j = (wi->wi_index & 0xf) + 0x40;
+ break;
+
+ case FB_WID_DBL_24:
+ j = wi->wi_index & 0x3f;
+ break;
+
+ default:
+ continue;
+ };
+ sbus_writel(0x5800 + j, &lx_krn->krn_type);
+ sbus_writel(wi->wi_values[0], &lx_krn->krn_value);
+ }
+ sbus_writel(LEO_KRN_TYPE_WID, &lx_krn->krn_type);
+
+ val = sbus_readl(&lx_krn->krn_csr);
+ val |= (LEO_KRN_CSR_UNK | LEO_KRN_CSR_UNK2);
+ sbus_writel(val, &lx_krn->krn_csr);
+
+ spin_unlock_irqrestore(&par->lock, flags);
+}
+
+static void leo_init_wids(struct fb_info *info)
+{
+ struct fb_wid_item wi;
+ struct fb_wid_list wl;
+
+ wl.wl_count = 1;
+ wl.wl_list = &wi;
+ wi.wi_type = FB_WID_DBL_8;
+ wi.wi_index = 0;
+ wi.wi_values [0] = 0x2c0;
+ leo_wid_put(info, &wl);
+ wi.wi_index = 1;
+ wi.wi_values [0] = 0x30;
+ leo_wid_put(info, &wl);
+ wi.wi_index = 2;
+ wi.wi_values [0] = 0x20;
+ leo_wid_put(info, &wl);
+ wi.wi_type = FB_WID_DBL_24;
+ wi.wi_index = 1;
+ wi.wi_values [0] = 0x30;
+ leo_wid_put(info, &wl);
+
+}
+
+static void leo_init_hw(struct fb_info *info)
+{
+ struct leo_par *par = (struct leo_par *) info->par;
+ struct leo_ld *ss = (struct leo_ld *) par->ld_ss0;
+ u32 val;
+
+ val = sbus_readl(&par->ld_ss1->ss1_misc);
+ val |= LEO_SS1_MISC_ENABLE;
+ sbus_writel(val, &par->ld_ss1->ss1_misc);
+
+ par->extent = ((info->var.xres - 1) |
+ ((info->var.yres - 1) << 16));
+
+ sbus_writel(0xffffffff, &ss->wid);
+ sbus_writel(0xffff, &ss->wmask);
+ sbus_writel(0, &ss->vclipmin);
+ sbus_writel(par->extent, &ss->vclipmax);
+ sbus_writel(0, &ss->fg);
+ sbus_writel(0xff000000, &ss->planemask);
+ sbus_writel(0x310850, &ss->rop);
+ sbus_writel(0, &ss->widclip);
+ sbus_writel((info->var.xres-1) | ((info->var.yres-1) << 11),
+ &par->lc_ss0_usr->extent);
+ sbus_writel(4, &par->lc_ss0_usr->addrspace);
+ sbus_writel(0x80000000, &par->lc_ss0_usr->fill);
+ sbus_writel(0, &par->lc_ss0_usr->fontt);
+ do {
+ val = sbus_readl(&par->lc_ss0_usr->csr);
+ } while (val & 0x20000000);
+}
+
+static void leo_fixup_var_rgb(struct fb_var_screeninfo *var)
+{
+ var->red.offset = 0;
+ var->red.length = 8;
+ var->green.offset = 8;
+ var->green.length = 8;
+ var->blue.offset = 16;
+ var->blue.length = 8;
+ var->transp.offset = 0;
+ var->transp.length = 0;
+}
+
+struct all_info {
+ struct fb_info info;
+ struct leo_par par;
+ struct list_head list;
+};
+static LIST_HEAD(leo_list);
+
+static void leo_init_one(struct sbus_dev *sdev)
+{
+ struct all_info *all;
+ int linebytes;
+
+ all = kmalloc(sizeof(*all), GFP_KERNEL);
+ if (!all) {
+ printk(KERN_ERR "leo: Cannot allocate memory.\n");
+ return;
+ }
+ memset(all, 0, sizeof(*all));
+
+ INIT_LIST_HEAD(&all->list);
+
+ spin_lock_init(&all->par.lock);
+ all->par.sdev = sdev;
+
+ all->par.physbase = sdev->reg_addrs[0].phys_addr;
+
+ sbusfb_fill_var(&all->info.var, sdev->prom_node, 32);
+ leo_fixup_var_rgb(&all->info.var);
+
+ linebytes = prom_getintdefault(sdev->prom_node, "linebytes",
+ all->info.var.xres);
+ all->par.fbsize = PAGE_ALIGN(linebytes * all->info.var.yres);
+
+#ifdef CONFIG_SPARC32
+ all->info.screen_base = (char *)
+ prom_getintdefault(sdev->prom_node, "address", 0);
+#endif
+ if (!all->info.screen_base)
+ all->info.screen_base = (char *)
+ sbus_ioremap(&sdev->resource[0], LEO_OFF_SS0,
+ 0x800000, "leo ram");
+
+ all->par.lc_ss0_usr = (struct leo_lc_ss0_usr *)
+ sbus_ioremap(&sdev->resource[0], LEO_OFF_LC_SS0_USR,
+ 0x1000, "leolc ss0usr");
+ all->par.ld_ss0 = (struct leo_ld_ss0 *)
+ sbus_ioremap(&sdev->resource[0], LEO_OFF_LD_SS0,
+ 0x1000, "leold ss0");
+ all->par.ld_ss1 = (struct leo_ld_ss1 *)
+ sbus_ioremap(&sdev->resource[0], LEO_OFF_LD_SS1,
+ 0x1000, "leold ss1");
+ all->par.lx_krn = (struct leo_lx_krn *)
+ sbus_ioremap(&sdev->resource[0], LEO_OFF_LX_KRN,
+ 0x1000, "leolx krn");
+ all->par.cursor = (struct leo_cursor *)
+ sbus_ioremap(&sdev->resource[0], LEO_OFF_LX_CURSOR,
+ sizeof(struct leo_cursor), "leolx cursor");
+
+ all->info.node = NODEV;
+ all->info.flags = FBINFO_FLAG_DEFAULT;
+ all->info.fbops = &leo_ops;
+ all->info.currcon = -1;
+ all->info.par = &all->par;
+
+ leo_init_wids(&all->info);
+ leo_init_hw(&all->info);
+
+ leo_blank(0, &all->info);
+
+ if (fb_alloc_cmap(&all->info.cmap, 256, 0)) {
+ printk(KERN_ERR "leo: Could not allocate color map.\n");
+ kfree(all);
+ return;
+ }
+
+ leo_init_fix(&all->info);
+
+ if (register_framebuffer(&all->info) < 0) {
+ printk(KERN_ERR "leo: Could not register framebuffer.\n");
+ fb_dealloc_cmap(&all->info.cmap);
+ kfree(all);
+ return;
+ }
+
+ list_add(&all->list, &leo_list);
+
+ printk("leo: %s at %lx:%lx\n",
+ sdev->prom_name,
+ (long) sdev->reg_addrs[0].which_io,
+ (long) sdev->reg_addrs[0].phys_addr);
+}
+
+int __init leo_init(void)
+{
+ struct sbus_bus *sbus;
+ struct sbus_dev *sdev;
+
+ for_all_sbusdev(sdev, sbus) {
+ if (!strcmp(sdev->prom_name, "leo"))
+ leo_init_one(sdev);
+ }
+
+ return 0;
+}
+
+void __exit leo_exit(void)
+{
+ struct list_head *pos, *tmp;
+
+ list_for_each_safe(pos, tmp, &leo_list) {
+ struct all_info *all = list_entry(pos, typeof(*all), list);
+
+ unregister_framebuffer(&all->info);
+ fb_dealloc_cmap(&all->info.cmap);
+ kfree(all);
+ }
+}
+
+int __init
+leo_setup(char *arg)
+{
+ /* No cmdline options yet... */
+ return 0;
+}
+
+#ifdef MODULE
+module_init(leo_init);
+module_exit(leo_exit);
+#endif
+
+MODULE_DESCRIPTION("framebuffer driver for LEO chipsets");
+MODULE_AUTHOR("David S. Miller <davem@redhat.com>");
+MODULE_LICENSE("GPL");
+++ /dev/null
-/* $Id: leofb.c,v 1.14 2001/10/16 05:44:44 davem Exp $
- * leofb.c: Leo (ZX) 24/8bit frame buffer driver
- *
- * Copyright (C) 1996-1999 Jakub Jelinek (jj@ultra.linux.cz)
- * Copyright (C) 1997 Michal Rehacek (Michal.Rehacek@st.mff.cuni.cz)
- */
-
-#include <linux/module.h>
-#include <linux/sched.h>
-#include <linux/kernel.h>
-#include <linux/errno.h>
-#include <linux/string.h>
-#include <linux/mm.h>
-#include <linux/tty.h>
-#include <linux/slab.h>
-#include <linux/vmalloc.h>
-#include <linux/delay.h>
-#include <linux/interrupt.h>
-#include <linux/fb.h>
-#include <linux/init.h>
-#include <linux/selection.h>
-
-#include <video/sbusfb.h>
-#include <asm/io.h>
-
-#define LEO_OFF_LC_SS0_KRN 0x00200000UL
-#define LEO_OFF_LC_SS0_USR 0x00201000UL
-#define LEO_OFF_LC_SS1_KRN 0x01200000UL
-#define LEO_OFF_LC_SS1_USR 0x01201000UL
-#define LEO_OFF_LD_SS0 0x00400000UL
-#define LEO_OFF_LD_SS1 0x01400000UL
-#define LEO_OFF_LD_GBL 0x00401000UL
-#define LEO_OFF_LX_KRN 0x00600000UL
-#define LEO_OFF_LX_CURSOR 0x00601000UL
-#define LEO_OFF_SS0 0x00800000UL
-#define LEO_OFF_SS1 0x01800000UL
-#define LEO_OFF_UNK 0x00602000UL
-#define LEO_OFF_UNK2 0x00000000UL
-
-#define LEO_CUR_ENABLE 0x00000080
-#define LEO_CUR_UPDATE 0x00000030
-#define LEO_CUR_PROGRESS 0x00000006
-#define LEO_CUR_UPDATECMAP 0x00000003
-
-#define LEO_CUR_TYPE_MASK 0x00000000
-#define LEO_CUR_TYPE_IMAGE 0x00000020
-#define LEO_CUR_TYPE_CMAP 0x00000050
-
-struct leo_cursor {
- u8 xxx0[16];
- volatile u32 cur_type;
- volatile u32 cur_misc;
- volatile u32 cur_cursxy;
- volatile u32 cur_data;
-};
-
-#define LEO_KRN_TYPE_CLUT0 0x00001000
-#define LEO_KRN_TYPE_CLUT1 0x00001001
-#define LEO_KRN_TYPE_CLUT2 0x00001002
-#define LEO_KRN_TYPE_WID 0x00001003
-#define LEO_KRN_TYPE_UNK 0x00001006
-#define LEO_KRN_TYPE_VIDEO 0x00002003
-#define LEO_KRN_TYPE_CLUTDATA 0x00004000
-#define LEO_KRN_CSR_ENABLE 0x00000008
-#define LEO_KRN_CSR_PROGRESS 0x00000004
-#define LEO_KRN_CSR_UNK 0x00000002
-#define LEO_KRN_CSR_UNK2 0x00000001
-
-struct leo_lx_krn {
- volatile u32 krn_type;
- volatile u32 krn_csr;
- volatile u32 krn_value;
-};
-
-struct leo_lc_ss0_krn {
- volatile u32 misc;
- u8 xxx0[0x800-4];
- volatile u32 rev;
-};
-
-struct leo_lc_ss0_usr {
- volatile u32 csr;
- volatile u32 addrspace;
- volatile u32 fontmsk;
- volatile u32 fontt;
- volatile u32 extent;
- volatile u32 src;
- u32 dst;
- volatile u32 copy;
- volatile u32 fill;
-};
-
-struct leo_lc_ss1_krn {
- u8 unknown;
-};
-
-struct leo_lc_ss1_usr {
- u8 unknown;
-};
-
-struct leo_ld {
- u8 xxx0[0xe00];
- volatile u32 csr;
- volatile u32 wid;
- volatile u32 wmask;
- volatile u32 widclip;
- volatile u32 vclipmin;
- volatile u32 vclipmax;
- volatile u32 pickmin; /* SS1 only */
- volatile u32 pickmax; /* SS1 only */
- volatile u32 fg;
- volatile u32 bg;
- volatile u32 src; /* Copy/Scroll (SS0 only) */
- volatile u32 dst; /* Copy/Scroll/Fill (SS0 only) */
- volatile u32 extent; /* Copy/Scroll/Fill size (SS0 only) */
- u32 xxx1[3];
- volatile u32 setsem; /* SS1 only */
- volatile u32 clrsem; /* SS1 only */
- volatile u32 clrpick; /* SS1 only */
- volatile u32 clrdat; /* SS1 only */
- volatile u32 alpha; /* SS1 only */
- u8 xxx2[0x2c];
- volatile u32 winbg;
- volatile u32 planemask;
- volatile u32 rop;
- volatile u32 z;
- volatile u32 dczf; /* SS1 only */
- volatile u32 dczb; /* SS1 only */
- volatile u32 dcs; /* SS1 only */
- volatile u32 dczs; /* SS1 only */
- volatile u32 pickfb; /* SS1 only */
- volatile u32 pickbb; /* SS1 only */
- volatile u32 dcfc; /* SS1 only */
- volatile u32 forcecol; /* SS1 only */
- volatile u32 door[8]; /* SS1 only */
- volatile u32 pick[5]; /* SS1 only */
-};
-
-#define LEO_SS1_MISC_ENABLE 0x00000001
-#define LEO_SS1_MISC_STEREO 0x00000002
-struct leo_ld_ss1 {
- u8 xxx0[0xef4];
- volatile u32 ss1_misc;
-};
-
-struct leo_ld_gbl {
- u8 unknown;
-};
-
-static struct sbus_mmap_map leo_mmap_map[] = {
- { LEO_SS0_MAP, LEO_OFF_SS0, 0x800000 },
- { LEO_LC_SS0_USR_MAP, LEO_OFF_LC_SS0_USR, 0x1000 },
- { LEO_LD_SS0_MAP, LEO_OFF_LD_SS0, 0x1000 },
- { LEO_LX_CURSOR_MAP, LEO_OFF_LX_CURSOR, 0x1000 },
- { LEO_SS1_MAP, LEO_OFF_SS1, 0x800000 },
- { LEO_LC_SS1_USR_MAP, LEO_OFF_LC_SS1_USR, 0x1000 },
- { LEO_LD_SS1_MAP, LEO_OFF_LD_SS1, 0x1000 },
- { LEO_UNK_MAP, LEO_OFF_UNK, 0x1000 },
- { LEO_LX_KRN_MAP, LEO_OFF_LX_KRN, 0x1000 },
- { LEO_LC_SS0_KRN_MAP, LEO_OFF_LC_SS0_KRN, 0x1000 },
- { LEO_LC_SS1_KRN_MAP, LEO_OFF_LC_SS1_KRN, 0x1000 },
- { LEO_LD_GBL_MAP, LEO_OFF_LD_GBL, 0x1000 },
- { LEO_UNK2_MAP, LEO_OFF_UNK2, 0x100000 },
- { 0, 0, 0 }
-};
-
-static void leo_setup(struct display *p)
-{
- p->next_line = 8192;
- p->next_plane = 0;
-}
-
-static void leo_clear(struct vc_data *conp, struct display *p, int sy, int sx,
- int height, int width)
-{
- struct fb_info_sbusfb *fb = (struct fb_info_sbusfb *)p->fb_info;
- register struct leo_lc_ss0_usr *us = fb->s.leo.lc_ss0_usr;
- register struct leo_ld *ss = (struct leo_ld *) fb->s.leo.ld_ss0;
- unsigned long flags;
- int x, y, w, h;
- int i;
-
- spin_lock_irqsave(&fb->lock, flags);
- do {
- i = sbus_readl(&us->csr);
- } while (i & 0x20000000);
- sbus_writel((attr_bgcol_ec(p,conp)<<24), &ss->fg);
- if (fontheightlog(p)) {
- y = sy << fontheightlog(p); h = height << fontheightlog(p);
- } else {
- y = sy * fontheight(p); h = height * fontheight(p);
- }
- if (fontwidthlog(p)) {
- x = sx << fontwidthlog(p); w = width << fontwidthlog(p);
- } else {
- x = sx * fontwidth(p); w = width * fontwidth(p);
- }
- sbus_writel((w - 1) | ((h - 1) << 11), &us->extent);
- sbus_writel((x + fb->x_margin) | ((y + fb->y_margin) << 11) | 0x80000000,
- &us->fill);
- spin_unlock_irqrestore(&fb->lock, flags);
-}
-
-static void leo_fill(struct fb_info_sbusfb *fb, struct display *p, int s,
- int count, unsigned short *boxes)
-{
- int i;
- register struct leo_lc_ss0_usr *us = fb->s.leo.lc_ss0_usr;
- register struct leo_ld *ss = (struct leo_ld *) fb->s.leo.ld_ss0;
- unsigned long flags;
-
- spin_lock_irqsave(&fb->lock, flags);
- sbus_writel((attr_bgcol(p,s)<<24), &ss->fg);
- while (count-- > 0) {
- do {
- i = sbus_readl(&us->csr);
- } while (i & 0x20000000);
- sbus_writel((boxes[2] - boxes[0] - 1) |
- ((boxes[3] - boxes[1] - 1) << 11),
- &us->extent);
- sbus_writel(boxes[0] | (boxes[1] << 11) | 0x80000000,
- &us->fill);
- boxes += 4;
- }
- spin_unlock_irqrestore(&fb->lock, flags);
-}
-
-static void leo_putc(struct vc_data *conp, struct display *p, int c, int yy, int xx)
-{
- struct fb_info_sbusfb *fb = (struct fb_info_sbusfb *)p->fb_info;
- register struct leo_lc_ss0_usr *us = fb->s.leo.lc_ss0_usr;
- register struct leo_ld *ss = (struct leo_ld *) fb->s.leo.ld_ss0;
- unsigned long flags;
- int i, x, y;
- u8 *fd;
- u32 *u;
-
- spin_lock_irqsave(&fb->lock, flags);
- if (fontheightlog(p)) {
- y = yy << (fontheightlog(p) + 11);
- i = (c & p->charmask) << fontheightlog(p);
- } else {
- y = (yy * fontheight(p)) << 11;
- i = (c & p->charmask) * fontheight(p);
- }
- if (fontwidth(p) <= 8)
- fd = p->fontdata + i;
- else
- fd = p->fontdata + (i << 1);
- if (fontwidthlog(p))
- x = xx << fontwidthlog(p);
- else
- x = xx * fontwidth(p);
- do {
- i = sbus_readl(&us->csr);
- } while (i & 0x20000000);
- sbus_writel(attr_fgcol(p,c) << 24, &ss->fg);
- sbus_writel(attr_bgcol(p,c) << 24, &ss->bg);
- sbus_writel(0xFFFFFFFF<<(32-fontwidth(p)),
- &us->fontmsk);
- u = ((u32 *)fb->info.screen_base) + y + x;
- if (fontwidth(p) <= 8) {
- for (i = 0; i < fontheight(p); i++, u += 2048) {
- u32 val = *fd++ << 24;
-
- sbus_writel(val, u);
- }
- } else {
- for (i = 0; i < fontheight(p); i++, u += 2048) {
- u32 val = *(u16 *)fd << 16;
-
- sbus_writel(val, u);
- fd += 2;
- }
- }
- spin_unlock_irqrestore(&fb->lock, flags);
-}
-
-static void leo_putcs(struct vc_data *conp, struct display *p, const unsigned short *s,
- int count, int yy, int xx)
-{
- struct fb_info_sbusfb *fb = (struct fb_info_sbusfb *)p->fb_info;
- register struct leo_lc_ss0_usr *us = fb->s.leo.lc_ss0_usr;
- register struct leo_ld *ss = (struct leo_ld *) fb->s.leo.ld_ss0;
- unsigned long flags;
- int i, x, y;
- u8 *fd1, *fd2, *fd3, *fd4;
- u16 c;
- u32 *u;
-
- spin_lock_irqsave(&fb->lock, flags);
- do {
- i = sbus_readl(&us->csr);
- } while (i & 0x20000000);
- c = scr_readw(s);
- sbus_writel(attr_fgcol(p, c) << 24, &ss->fg);
- sbus_writel(attr_bgcol(p, c) << 24, &ss->bg);
- sbus_writel(0xFFFFFFFF<<(32-fontwidth(p)), &us->fontmsk);
- if (fontwidthlog(p))
- x = (xx << fontwidthlog(p));
- else
- x = xx * fontwidth(p);
- if (fontheightlog(p))
- y = yy << (fontheightlog(p) + 11);
- else
- y = (yy * fontheight(p)) << 11;
- u = ((u32 *)fb->info.screen_base) + y + x;
- if (fontwidth(p) <= 8) {
- sbus_writel(0xFFFFFFFF<<(32-4*fontwidth(p)), &us->fontmsk);
- x = 4*fontwidth(p) - fontheight(p)*2048;
- while (count >= 4) {
- count -= 4;
- if (fontheightlog(p)) {
- fd1 = p->fontdata + ((scr_readw(s++) & p->charmask) << fontheightlog(p));
- fd2 = p->fontdata + ((scr_readw(s++) & p->charmask) << fontheightlog(p));
- fd3 = p->fontdata + ((scr_readw(s++) & p->charmask) << fontheightlog(p));
- fd4 = p->fontdata + ((scr_readw(s++) & p->charmask) << fontheightlog(p));
- } else {
- fd1 = p->fontdata + ((scr_readw(s++) & p->charmask) * fontheight(p));
- fd2 = p->fontdata + ((scr_readw(s++) & p->charmask) * fontheight(p));
- fd3 = p->fontdata + ((scr_readw(s++) & p->charmask) * fontheight(p));
- fd4 = p->fontdata + ((scr_readw(s++) & p->charmask) * fontheight(p));
- }
- if (fontwidth(p) == 8) {
- for (i = 0; i < fontheight(p); i++, u += 2048) {
- u32 val;
-
- val = ((u32)*fd4++) | ((((u32)*fd3++) | ((((u32)*fd2++) | (((u32)*fd1++)
- << 8)) << 8)) << 8);
- sbus_writel(val, u);
- }
- u += x;
- } else {
- for (i = 0; i < fontheight(p); i++, u += 2048) {
- u32 val;
-
- val = (((u32)*fd4++) | ((((u32)*fd3++) | ((((u32)*fd2++) | (((u32)*fd1++)
- << fontwidth(p))) << fontwidth(p))) << fontwidth(p))) << (24 - 3 * fontwidth(p));
- sbus_writel(val, u);
- }
- u += x;
- }
- }
- } else {
- sbus_writel(0xFFFFFFFF<<(32-2*fontwidth(p)), &us->fontmsk);
- x = 2*fontwidth(p) - fontheight(p)*2048;
- while (count >= 2) {
- count -= 2;
- if (fontheightlog(p)) {
- fd1 = p->fontdata + ((scr_readw(s++) & p->charmask) << (fontheightlog(p) + 1));
- fd2 = p->fontdata + ((scr_readw(s++) & p->charmask) << (fontheightlog(p) + 1));
- } else {
- fd1 = p->fontdata + (((scr_readw(s++) & p->charmask) * fontheight(p)) << 1);
- fd2 = p->fontdata + (((scr_readw(s++) & p->charmask) * fontheight(p)) << 1);
- }
- for (i = 0; i < fontheight(p); i++, u += 2048) {
- u32 val;
-
- val = ((((u32)*(u16 *)fd1) << fontwidth(p)) | ((u32)*(u16 *)fd2)) << (16 - fontwidth(p));
- sbus_writel(val, u);
- fd1 += 2; fd2 += 2;
- }
- u += x;
- }
- }
- sbus_writel(0xFFFFFFFF<<(32-fontwidth(p)), &us->fontmsk);
- x = fontwidth(p) - fontheight(p)*2048;
- while (count) {
- count--;
- if (fontheightlog(p))
- i = ((scr_readw(s++) & p->charmask) << fontheightlog(p));
- else
- i = ((scr_readw(s++) & p->charmask) * fontheight(p));
- if (fontwidth(p) <= 8) {
- fd1 = p->fontdata + i;
- for (i = 0; i < fontheight(p); i++, u += 2048) {
- u32 val = *fd1++ << 24;
-
- sbus_writel(val, u);
- }
- } else {
- fd1 = p->fontdata + (i << 1);
- for (i = 0; i < fontheight(p); i++, u += 2048) {
- u32 val = *(u16 *)fd1 << 16;
-
- sbus_writel(val, u);
- fd1 += 2;
- }
- }
- u += x;
- }
- spin_unlock_irqrestore(&fb->lock, flags);
-}
-
-static void leo_revc(struct display *p, int xx, int yy)
-{
- /* Not used if hw cursor */
-}
-
-static int leo_wait (struct leo_lx_krn *lx_krn)
-{
- int i;
-
- for (i = 0; (sbus_readl(&lx_krn->krn_csr) & LEO_KRN_CSR_PROGRESS) && i < 300000; i++)
- udelay (1); /* Busy wait at most 0.3 sec */
- if (i == 300000)
- return -EFAULT; /* Timed out - should we print some message? */
- return 0;
-}
-
-static void leo_loadcmap (struct fb_info_sbusfb *fb, struct display *p, int index, int count)
-{
- struct leo_lx_krn *lx_krn = fb->s.leo.lx_krn;
- unsigned long flags;
- u32 tmp;
- int i;
-
- spin_lock_irqsave(&fb->lock, flags);
- sbus_writel(LEO_KRN_TYPE_CLUT0, &lx_krn->krn_type);
- i = leo_wait (lx_krn);
- if (i)
- goto out;
- sbus_writel(LEO_KRN_TYPE_CLUTDATA, &lx_krn->krn_type);
- for (i = 0; i < 256; i++) {
- u32 val;
-
- val = fb->color_map CM(i,0) |
- (fb->color_map CM(i,1) << 8) |
- (fb->color_map CM(i,2) << 16);
-
- sbus_writel(val, &lx_krn->krn_value); /* Throw colors there :)) */
- }
- sbus_writel(LEO_KRN_TYPE_CLUT0, &lx_krn->krn_type);
- tmp = sbus_readl(&lx_krn->krn_csr);
- tmp |= (LEO_KRN_CSR_UNK|LEO_KRN_CSR_UNK2);
- sbus_writel(tmp, &lx_krn->krn_csr);
-out:
- spin_unlock_irqrestore(&fb->lock, flags);
-}
-
-static void leo_restore_palette (struct fb_info_sbusfb *fb)
-{
- u32 tmp;
- unsigned long flags;
-
- spin_lock_irqsave(&fb->lock, flags);
- tmp = sbus_readl(&fb->s.leo.ld_ss1->ss1_misc);
- tmp &= ~(LEO_SS1_MISC_ENABLE);
- sbus_writel(tmp, &fb->s.leo.ld_ss1->ss1_misc);
- spin_unlock_irqrestore(&fb->lock, flags);
-}
-
-static struct display_switch leo_dispsw __initdata = {
- .setup = leo_setup,
- .bmove = fbcon_redraw_bmove,
- .clear = leo_clear,
- .putc = leo_putc,
- .putcs = leo_putcs,
- .revc = leo_revc,
- .fontwidthmask =FONTWIDTHRANGE(1,16) /* Allow fontwidths up to 16 */
-};
-
-static void leo_setcursormap (struct fb_info_sbusfb *fb, u8 *red, u8 *green, u8 *blue)
-{
- struct leo_cursor *l = fb->s.leo.cursor;
- unsigned long flags;
- int i;
-
- spin_lock_irqsave(&fb->lock, flags);
- for (i = 0; (sbus_readl(&l->cur_misc) & LEO_CUR_PROGRESS) && i < 300000; i++)
- udelay (1); /* Busy wait at most 0.3 sec */
- if (i == 300000)
- goto out; /* Timed out - should we print some message? */
- sbus_writel(LEO_CUR_TYPE_CMAP, &l->cur_type);
- sbus_writel((red[0] | (green[0]<<8) | (blue[0]<<16)), &l->cur_data);
- sbus_writel((red[1] | (green[1]<<8) | (blue[1]<<16)), &l->cur_data);
- sbus_writel(LEO_CUR_UPDATECMAP, &l->cur_misc);
-out:
- spin_unlock_irqrestore(&fb->lock, flags);
-}
-
-/* Set cursor shape */
-static void leo_setcurshape (struct fb_info_sbusfb *fb)
-{
- int i, j, k;
- u32 m, n, mask;
- struct leo_cursor *l = fb->s.leo.cursor;
- u32 tmp;
- unsigned long flags;
-
- spin_lock_irqsave(&fb->lock, flags);
- tmp = sbus_readl(&l->cur_misc);
- tmp &= ~LEO_CUR_ENABLE;
- sbus_writel(tmp, &l->cur_misc);
- for (k = 0; k < 2; k ++) {
- sbus_writel((k * LEO_CUR_TYPE_IMAGE), &l->cur_type);
- for (i = 0; i < 32; i++) {
- mask = 0;
- m = fb->cursor.bits[k][i];
- /* mask = m with reversed bit order */
- for (j = 0, n = 1; j < 32; j++, n <<= 1)
- if (m & n)
- mask |= (0x80000000 >> j);
- sbus_writel(mask, &l->cur_data);
- }
- }
- tmp = sbus_readl(&l->cur_misc);
- tmp |= LEO_CUR_ENABLE;
- sbus_writel(tmp, &l->cur_misc);
- spin_unlock_irqrestore(&fb->lock, flags);
-}
-
-/* Load cursor information */
-static void leo_setcursor (struct fb_info_sbusfb *fb)
-{
- struct cg_cursor *c = &fb->cursor;
- struct leo_cursor *l = fb->s.leo.cursor;
- unsigned long flags;
- u32 tmp;
-
- spin_lock_irqsave(&fb->lock, flags);
- tmp = sbus_readl(&l->cur_misc);
- tmp &= ~LEO_CUR_ENABLE;
- sbus_writel(tmp, &l->cur_misc);
-
- sbus_writel(((c->cpos.fbx - c->chot.fbx) & 0x7ff) |
- (((c->cpos.fby - c->chot.fby) & 0x7ff) << 11),
- &l->cur_cursxy);
-
- tmp = sbus_readl(&l->cur_misc);
- tmp |= LEO_CUR_UPDATE;
- if (c->enable)
- tmp |= LEO_CUR_ENABLE;
- sbus_writel(tmp, &l->cur_misc);
- spin_unlock_irqrestore(&fb->lock, flags);
-}
-
-static int leo_blank (struct fb_info_sbusfb *fb)
-{
- unsigned long flags;
- u32 tmp;
-
- spin_lock_irqsave(&fb->lock, flags);
- sbus_writel(LEO_KRN_TYPE_VIDEO, &fb->s.leo.lx_krn->krn_type);
-
- tmp = sbus_readl(&fb->s.leo.lx_krn->krn_csr);
- tmp &= ~LEO_KRN_CSR_ENABLE;
- sbus_writel(tmp, &fb->s.leo.lx_krn->krn_csr);
- spin_unlock_irqrestore(&fb->lock, flags);
- return 0;
-}
-
-static int leo_unblank (struct fb_info_sbusfb *fb)
-{
- unsigned long flags;
- u32 tmp;
-
- spin_lock_irqsave(&fb->lock, flags);
- sbus_writel(LEO_KRN_TYPE_VIDEO, &fb->s.leo.lx_krn->krn_type);
-
- tmp = sbus_readl(&fb->s.leo.lx_krn->krn_csr);
- if (!(tmp & LEO_KRN_CSR_ENABLE)) {
- tmp |= LEO_KRN_CSR_ENABLE;
- sbus_writel(tmp, &fb->s.leo.lx_krn->krn_csr);
- }
- spin_unlock_irqrestore(&fb->lock, flags);
- return 0;
-}
-
-static int __init
-leo_wid_put (struct fb_info_sbusfb *fb, struct fb_wid_list *wl)
-{
- struct leo_lx_krn *lx_krn = fb->s.leo.lx_krn;
- struct fb_wid_item *wi;
- int i, j;
-
- sbus_writel(LEO_KRN_TYPE_WID, &lx_krn->krn_type);
- i = leo_wait (lx_krn);
- if (i)
- return i;
- for (i = 0, wi = wl->wl_list; i < wl->wl_count; i++, wi++) {
- switch (wi->wi_type) {
- case FB_WID_DBL_8: j = (wi->wi_index & 0xf) + 0x40; break;
- case FB_WID_DBL_24: j = wi->wi_index & 0x3f; break;
- default: return -EINVAL;
- }
- sbus_writel(0x5800 + j, &lx_krn->krn_type);
- sbus_writel(wi->wi_values[0], &lx_krn->krn_value);
- }
- sbus_writel(LEO_KRN_TYPE_WID, &lx_krn->krn_type);
- sbus_writel(3, &lx_krn->krn_csr);
- return 0;
-}
-
-static void leo_margins (struct fb_info_sbusfb *fb, struct display *p, int x_margin, int y_margin)
-{
- fb->info.screen_base += 8192 * (y_margin - fb->y_margin) + 4 * (x_margin - fb->x_margin);
-}
-
-static void leo_switch_from_graph (struct fb_info_sbusfb *fb)
-{
- register struct leo_lc_ss0_usr *us = fb->s.leo.lc_ss0_usr;
- register struct leo_ld *ss = (struct leo_ld *) fb->s.leo.ld_ss0;
- unsigned long flags;
-
- spin_lock_irqsave(&fb->lock, flags);
- sbus_writel(0xffffffff, &ss->wid);
- sbus_writel(0xffff, &ss->wmask);
- sbus_writel(0, &ss->vclipmin);
- sbus_writel(fb->s.leo.extent, &ss->vclipmax);
- sbus_writel(0xff000000, &ss->planemask);
- sbus_writel(0x310850, &ss->rop);
- sbus_writel(0, &ss->widclip);
- sbus_writel(4, &us->addrspace);
- sbus_writel(0, &us->fontt);
- spin_unlock_irqrestore(&fb->lock, flags);
-}
-
-static int __init leo_rasterimg (struct fb_info *info, int start)
-{
- struct fb_info_sbusfb *fb = sbusfbinfo(info);
- register struct leo_lc_ss0_usr *us = fb->s.leo.lc_ss0_usr;
- register struct leo_ld *ss = (struct leo_ld *) fb->s.leo.ld_ss0;
-
- if (start) {
- sbus_writel(1, &ss->wid);
- sbus_writel(0xffffff, &ss->planemask);
- sbus_writel(0x310b90, &ss->rop);
- sbus_writel(0, &us->addrspace);
- } else {
- sbus_writel(0xffffffff, &ss->wid);
- sbus_writel(0xff000000, &ss->planemask);
- sbus_writel(0x310850, &ss->rop);
- sbus_writel(4, &us->addrspace);
- }
- return 0;
-}
-
-static char idstring[40] __initdata = { 0 };
-
-char * __init leofb_init(struct fb_info_sbusfb *fb)
-{
- struct fb_fix_screeninfo *fix = &fb->info.fix;
- struct fb_var_screeninfo *var = &fb->info.var;
- struct display *disp = &fb->disp;
- struct fbtype *type = &fb->type;
- struct sbus_dev *sdev = fb->sbdp;
- unsigned long phys = sdev->reg_addrs[0].phys_addr;
- struct fb_wid_item wi;
- struct fb_wid_list wl;
- int i;
- register struct leo_lc_ss0_usr *us;
- register struct leo_ld *ss;
- struct fb_ops *fbops;
- u32 tmp;
-
- strcpy(fb->info.modename, "Leo");
-
- strcpy(fix->id, "Leo");
- fix->visual = FB_VISUAL_TRUECOLOR;
- fix->line_length = 8192;
- fix->accel = FB_ACCEL_SUN_LEO;
-
- var->bits_per_pixel = 32;
- var->green.offset = 8;
- var->blue.offset = 16;
- var->accel_flags = FB_ACCELF_TEXT;
-
- fbops = kmalloc(sizeof(*fbops), GFP_KERNEL);
- if (fbops == NULL)
- return NULL;
-
- *fbops = *fb->info.fbops;
- fbops->fb_rasterimg = leo_rasterimg;
- fb->info.fbops = fbops;
-
- disp->scrollmode = SCROLL_YREDRAW;
- if (!fb->info.screen_base) {
- fb->info.screen_base = (char *)
- sbus_ioremap(&sdev->resource[0], LEO_OFF_SS0,
- 0x800000, "leo ram");
- }
- fb->info.screen_base += 8192 * fb->y_margin + 4 * fb->x_margin;
- us = fb->s.leo.lc_ss0_usr = (struct leo_lc_ss0_usr *)
- sbus_ioremap(&sdev->resource[0], LEO_OFF_LC_SS0_USR,
- 0x1000, "leolc ss0usr");
- fb->s.leo.ld_ss0 = (struct leo_ld_ss0 *)
- sbus_ioremap(&sdev->resource[0], LEO_OFF_LD_SS0,
- 0x1000, "leold ss0");
- ss = (struct leo_ld *) fb->s.leo.ld_ss0;
- fb->s.leo.ld_ss1 = (struct leo_ld_ss1 *)
- sbus_ioremap(&sdev->resource[0], LEO_OFF_LD_SS1,
- 0x1000, "leold ss1");
- fb->s.leo.lx_krn = (struct leo_lx_krn *)
- sbus_ioremap(&sdev->resource[0], LEO_OFF_LX_KRN,
- 0x1000, "leolx krn");
- fb->s.leo.cursor = (struct leo_cursor *)
- sbus_ioremap(&sdev->resource[0], LEO_OFF_LX_CURSOR,
- sizeof(struct leo_cursor), "leolx cursor");
- fb->dispsw = leo_dispsw;
-
- fb->s.leo.extent = (type->fb_width-1) | ((type->fb_height-1) << 16);
-
- wl.wl_count = 1;
- wl.wl_list = &wi;
- wi.wi_type = FB_WID_DBL_8;
- wi.wi_index = 0;
- wi.wi_values [0] = 0x2c0;
- leo_wid_put (fb, &wl);
- wi.wi_index = 1;
- wi.wi_values [0] = 0x30;
- leo_wid_put (fb, &wl);
- wi.wi_index = 2;
- wi.wi_values [0] = 0x20;
- leo_wid_put (fb, &wl);
- wi.wi_type = FB_WID_DBL_24;
- wi.wi_index = 1;
- wi.wi_values [0] = 0x30;
- leo_wid_put (fb, &wl);
-
- tmp = sbus_readl(&fb->s.leo.ld_ss1->ss1_misc);
- tmp |= LEO_SS1_MISC_ENABLE;
- sbus_writel(tmp, &fb->s.leo.ld_ss1->ss1_misc);
-
- sbus_writel(0xffffffff, &ss->wid);
- sbus_writel(0xffff, &ss->wmask);
- sbus_writel(0, &ss->vclipmin);
- sbus_writel(fb->s.leo.extent, &ss->vclipmax);
- sbus_writel(0, &ss->fg);
- sbus_writel(0xff000000, &ss->planemask);
- sbus_writel(0x310850, &ss->rop);
- sbus_writel(0, &ss->widclip);
- sbus_writel((type->fb_width-1) | ((type->fb_height-1) << 11), &us->extent);
- sbus_writel(4, &us->addrspace);
- sbus_writel(0x80000000, &us->fill);
- sbus_writel(0, &us->fontt);
- do {
- i = sbus_readl(&us->csr);
- } while (i & 0x20000000);
-
- fb->margins = leo_margins;
- fb->loadcmap = leo_loadcmap;
- fb->setcursor = leo_setcursor;
- fb->setcursormap = leo_setcursormap;
- fb->setcurshape = leo_setcurshape;
- fb->restore_palette = leo_restore_palette;
- fb->switch_from_graph = leo_switch_from_graph;
- fb->fill = leo_fill;
- fb->blank = leo_blank;
- fb->unblank = leo_unblank;
-
- fb->physbase = phys;
- fb->mmap_map = leo_mmap_map;
-
-#ifdef __sparc_v9__
- sprintf(idstring, "leo at %016lx", phys);
-#else
- sprintf(idstring, "leo at %x.%08lx", fb->iospace, phys);
-#endif
-
- return idstring;
-}
-
-MODULE_LICENSE("GPL");
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