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-rw-r--r--drivers/video/virgefb.c2526
1 files changed, 0 insertions, 2526 deletions
diff --git a/drivers/video/virgefb.c b/drivers/video/virgefb.c
deleted file mode 100644
index b9fb6fb3600..00000000000
--- a/drivers/video/virgefb.c
+++ /dev/null
@@ -1,2526 +0,0 @@
-/*
- * linux/drivers/video/virgefb.c -- CyberVision64/3D frame buffer device
- *
- * Copyright (C) 1997 André Heynatz
- *
- *
- * This file is based on the CyberVision frame buffer device (cyberfb.c):
- *
- * Copyright (C) 1996 Martin Apel
- * Geert Uytterhoeven
- *
- * Zorro II additions :
- *
- * Copyright (C) 1998-2000 Christian T. Steigies
- *
- * Initialization additions :
- *
- * Copyright (C) 1998-2000 Ken Tyler
- *
- * Parts of the Initialization code are based on Cyberfb.c by Allan Bair,
- * and on the NetBSD CyberVision64 frame buffer driver by Michael Teske who gave
- * permission for its use.
- *
- * Many thanks to Frank Mariak for his assistance with ZORRO 2 access and other
- * mysteries.
- *
- *
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file COPYING in the main directory of this archive
- * for more details.
- */
-
-#undef VIRGEFBDEBUG
-#undef VIRGEFBDUMP
-
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/errno.h>
-#include <linux/string.h>
-#include <linux/mm.h>
-#include <linux/slab.h>
-#include <linux/delay.h>
-#include <linux/zorro.h>
-#include <linux/fb.h>
-#include <linux/init.h>
-#include <asm/uaccess.h>
-#include <asm/system.h>
-#include <asm/amigahw.h>
-#include <asm/io.h>
-#include <asm/irq.h>
-#include <video/fbcon.h>
-#include <video/fbcon-cfb8.h>
-#include <video/fbcon-cfb16.h>
-#include <video/fbcon-cfb32.h>
-
-#include "virgefb.h"
-
-#ifdef VIRGEFBDEBUG
-#define DPRINTK(fmt, args...) printk(KERN_DEBUG "%s: " fmt, __FUNCTION__ , ## args)
-#else
-#define DPRINTK(fmt, args...)
-#endif
-
-#ifdef VIRGEFBDUMP
-static void cv64_dump(void);
-#define DUMP cv64_dump()
-#else
-#define DUMP
-#endif
-
-/*
- * Macros for register access and zorro control
- */
-
-static inline void mb_inline(void) { mb(); } /* for use in comma expressions */
-
-/* Set zorro 2 map */
-
-#define SelectIO \
- mb(); \
- if (on_zorro2) { \
- (*(volatile u16 *)((u8 *)(vcode_switch_base + 0x04)) = 0x01); \
- mb(); \
- }
-
-#define SelectMMIO \
- mb(); \
- if (on_zorro2) { \
- (*(volatile u16 *)((u8 *)(vcode_switch_base + 0x04)) = 0x02); \
- mb(); \
- }
-
-#define SelectCFG \
- mb(); \
- if (on_zorro2) { \
- (*(volatile u16 *)((u8 *)(vcode_switch_base + 0x04)) = 0x03); \
- mb(); \
- }
-
-/* Set pass through, 0 = amiga, !=0 = cv64/3d */
-
-#define SetVSwitch(x) \
- mb(); \
- (*(volatile u16 *)((u8 *)(vcode_switch_base)) = \
- (u16)(x ? 0 : 1)); \
- mb();
-
-/* Zorro2 endian 'aperture' */
-
-#define ENDIAN_BYTE 2
-#define ENDIAN_WORD 1
-#define ENDIAN_LONG 0
-
-#define Select_Zorro2_FrameBuffer(x) \
- do { \
- if (on_zorro2) { \
- mb(); \
- (*(volatile u16 *)((u8 *)(vcode_switch_base + 0x08)) = \
- (x * 0x40)); \
- mb(); \
- } \
- } while (0)
-
-/* SetPortVal - only used for interrupt enable (not yet implemented) */
-
-#if 0
-#define SetPortVal(x) \
- mb(); \
- (*(volatile u16 *)((u8 *)(vcode_switch_base + 0x0c)) = \
- (u16)x); \
- mb();
-#endif
-
-/* IO access */
-
-#define byte_access_io(x) (((x) & 0x3ffc) | (((x) & 3)^3) | (((x) & 3) <<14))
-#define byte_access_mmio(x) (((x) & 0xfffc) | (((x) & 3)^3))
-
-/* Write 8 bit VGA register - used once for chip wakeup */
-
-#define wb_vgaio(reg, dat) \
- SelectIO; \
- (*(volatile u8 *)(vgaio_regs + ((u32)byte_access_io(reg) & 0xffff)) = \
- (dat & 0xff)); \
- SelectMMIO;
-
-/* Read 8 bit VGA register - only used in dump (SelectIO not needed on read ?) */
-
-#ifdef VIRGEFBDUMP
-#define rb_vgaio(reg) \
- ({ \
- u8 __zzyzx; \
- SelectIO; \
- __zzyzx = (*(volatile u8 *)((vgaio_regs)+(u32)byte_access_io(reg))); \
- SelectMMIO; \
- __zzyzx; \
- })
-#endif
-
-/* MMIO access */
-
-/* Read 8 bit MMIO register */
-
-#define rb_mmio(reg) \
- (mb_inline(), \
- (*(volatile u8 *)(mmio_regs + 0x8000 + (u32)byte_access_mmio(reg))))
-
-/* Write 8 bit MMIO register */
-
-#define wb_mmio(reg,dat) \
- mb(); \
- (*(volatile u8 *)(mmio_regs + 0x8000 + (byte_access_mmio((reg) & 0xffff))) = \
- (dat & 0xff)); \
- mb();
-
-/* Read 32 bit MMIO register */
-
-#define rl_mmio(reg) \
- (mb_inline(), \
- (*((volatile u32 *)((u8 *)((mmio_regs + (on_zorro2 ? 0x20000 : 0)) + (reg))))))
-
-/* Write 32 bit MMIO register */
-
-#define wl_mmio(reg,dat) \
- mb(); \
- ((*(volatile u32 *)((u8 *)((mmio_regs + (on_zorro2 ? 0x20000 : 0)) + (reg)))) = \
- (u32)(dat)); \
- mb();
-
-/* Write to virge graphics register */
-
-#define wgfx(reg, dat) do { wb_mmio(GCT_ADDRESS, (reg)); wb_mmio(GCT_ADDRESS_W, (dat)); } while (0)
-
-/* Write to virge sequencer register */
-
-#define wseq(reg, dat) do { wb_mmio(SEQ_ADDRESS, (reg)); wb_mmio(SEQ_ADDRESS_W, (dat)); } while (0)
-
-/* Write to virge CRT controller register */
-
-#define wcrt(reg, dat) do { wb_mmio(CRT_ADDRESS, (reg)); wb_mmio(CRT_ADDRESS_W, (dat)); } while (0)
-
-/* Write to virge attribute register */
-
-#define watr(reg, dat) \
- do { \
- volatile unsigned char watr_tmp; \
- watr_tmp = rb_mmio(ACT_ADDRESS_RESET); \
- wb_mmio(ACT_ADDRESS_W, (reg)); \
- wb_mmio(ACT_ADDRESS_W, (dat)); \
- udelay(10); \
- } while (0)
-
-/* end of macros */
-
-struct virgefb_par {
- struct fb_var_screeninfo var;
- __u32 type;
- __u32 type_aux;
- __u32 visual;
- __u32 line_length;
-};
-
-static struct virgefb_par current_par;
-
-static int current_par_valid = 0;
-
-static struct display disp;
-static struct fb_info fb_info;
-
-static union {
-#ifdef FBCON_HAS_CFB16
- u16 cfb16[16];
-#endif
-#ifdef FBCON_HAS_CFB32
- u32 cfb32[16];
-#endif
-} fbcon_cmap;
-
-/*
- * Switch for Chipset Independency
- */
-
-static struct fb_hwswitch {
-
- /* Initialisation */
-
- int (*init)(void);
-
- /* Display Control */
-
- int (*encode_fix)(struct fb_fix_screeninfo *fix, struct virgefb_par *par);
- int (*decode_var)(struct fb_var_screeninfo *var, struct virgefb_par *par);
- int (*encode_var)(struct fb_var_screeninfo *var, struct virgefb_par *par);
- int (*getcolreg)(u_int regno, u_int *red, u_int *green, u_int *blue,
- u_int *transp, struct fb_info *info);
- void (*blank)(int blank);
-} *fbhw;
-
-static unsigned char blit_maybe_busy = 0;
-
-/*
- * Frame Buffer Name
- */
-
-static char virgefb_name[16] = "CyberVision/3D";
-
-/*
- * CyberVision64/3d Graphics Board
- */
-
-static unsigned char virgefb_colour_table [256][3];
-static unsigned long v_ram;
-static unsigned long v_ram_size;
-static volatile unsigned char *mmio_regs;
-static volatile unsigned char *vgaio_regs;
-
-static unsigned long v_ram_phys;
-static unsigned long mmio_regs_phys;
-static unsigned long vcode_switch_base;
-static unsigned char on_zorro2;
-
-/*
- * Offsets from start of video ram to appropriate ZIII aperture
- */
-
-#ifdef FBCON_HAS_CFB8
-#define CYBMEM_OFFSET_8 0x800000 /* BGRX */
-#endif
-#ifdef FBCON_HAS_CFB16
-#define CYBMEM_OFFSET_16 0x400000 /* GBXR */
-#endif
-#ifdef FBCON_HAS_CFB32
-#define CYBMEM_OFFSET_32 0x000000 /* XRGB */
-#endif
-
-/*
- * MEMCLOCK was 32MHz, 64MHz works, 72MHz doesn't (on my board)
- */
-
-#define MEMCLOCK 50000000
-
-/*
- * Predefined Video Modes
- */
-
-static struct {
- const char *name;
- struct fb_var_screeninfo var;
-} virgefb_predefined[] __initdata = {
-#ifdef FBCON_HAS_CFB8
- {
- "640x480-8", { /* Cybervision 8 bpp */
- 640, 480, 640, 480, 0, 0, 8, 0,
- {0, 8, 0}, {0, 8, 0}, {0, 8, 0}, {0, 0, 0},
- 0, 0, -1, -1, FB_ACCELF_TEXT, 31250, 160, 136, 82, 61, 88, 2,
- 0, FB_VMODE_NONINTERLACED
- }
- }, {
- "768x576-8", { /* Cybervision 8 bpp */
- 768, 576, 768, 576, 0, 0, 8, 0,
- {0, 8, 0}, {0, 8, 0}, {0, 8, 0}, {0, 0, 0},
- 0, 0, -1, -1, FB_ACCELF_TEXT, 29411, 144, 112, 32, 15, 64, 2,
- 0, FB_VMODE_NONINTERLACED
- }
- }, {
- "800x600-8", { /* Cybervision 8 bpp */
- 800, 600, 800, 600, 0, 0, 8, 0,
- {0, 8, 0}, {0, 8, 0}, {0, 8, 0}, {0, 0, 0},
- 0, 0, -1, -1, FB_ACCELF_TEXT, 28571, 168, 104, 22, 1, 48, 2,
- 0, FB_VMODE_NONINTERLACED
- }
- }, {
- #if 0
- "1024x768-8", { /* Cybervision 8 bpp */
- 1024, 768, 1024, 768, 0, 0, 8, 0,
- {0, 8, 0}, {0, 8, 0}, {0, 8, 0}, {0, 0, 0},
- 0, 0, -1, -1, FB_ACCELF_TEXT, 20833, 272, 168, 39, 2, 72, 1,
- 0, FB_VMODE_NONINTERLACED
- }
- #else
- "1024x768-8", {
- 1024, 768, 1024, 768, 0, 0, 8, 0,
- {0, 8, 0}, {0, 8, 0}, {0, 8, 0}, {0, 0, 0},
- #if 0
- 0, 0, -1, -1, FB_ACCELF_TEXT, 12500, 184, 40, 40, 2, 96, 1,
- FB_SYNC_COMP_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
- }
- #else
- 0, 0, -1, -1, FB_ACCELF_TEXT, 12699, 176, 16, 28, 1, 96, 3,
- FB_SYNC_COMP_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
- }
- #endif
- #endif
- }, {
- "1152x886-8", { /* Cybervision 8 bpp */
- 1152, 886, 1152, 886, 0, 0, 8, 0,
- {0, 8, 0}, {0, 8, 0}, {0, 8, 0}, {0, 0, 0},
- 0, 0, -1, -1, FB_ACCELF_TEXT, 19230, 280, 168, 45, 1, 64, 10,
- 0, FB_VMODE_NONINTERLACED
- }
- }, {
- "1280x1024-8", { /* Cybervision 8 bpp */
- 1280, 1024, 1280, 1024, 0, 0, 8, 0,
- {0, 8, 0}, {0, 8, 0}, {0, 8, 0}, {0, 0, 0},
- #if 0
- 0, 0, -1, -1, FB_ACCELF_TEXT, 17857, 232, 232, 71, 15, 176, 12,
- }
- #else
- 0, 0, -1, -1, FB_ACCELF_TEXT, 7414, 232, 64, 38, 1, 112, 3,
- FB_SYNC_COMP_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
- }
- #endif
- }, {
- "1600x1200-8", { /* Cybervision 8 bpp */
- 1600, 1200, 1600, 1200, 0, 0, 8, 0,
- {0, 8, 0}, {0, 8, 0}, {0, 8, 0}, {0, 0, 0},
- #if 0
- 0, 0, -1, -1, FB_ACCELF_TEXT, 13698, 336, 224, 77, 15, 176, 12,
- 0, FB_VMODE_NONINTERLACED
- }
- #else
- 0, 0, -1, -1, FB_ACCELF_TEXT, 6411, 256, 32, 52, 10, 160, 8,
- FB_SYNC_COMP_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
- }
- #endif
- },
-#endif
-
-#ifdef FBCON_HAS_CFB16
- {
- "640x480-16", { /* Cybervision 16 bpp */
- 640, 480, 640, 480, 0, 0, 16, 0,
- {11, 5, 0}, {5, 6, 0}, {0, 5, 0}, {0, 0, 0},
- 0, 0, -1, -1, FB_ACCELF_TEXT, 31250, 152, 144, 82, 61, 88, 2,
- 0, FB_VMODE_NONINTERLACED
- }
- }, {
- "768x576-16", { /* Cybervision 16 bpp */
- 768, 576, 768, 576, 0, 0, 16, 0,
- {11, 5, 0}, {5, 6, 0}, {0, 5, 0}, {0, 0, 0},
- 0, 0, -1, -1, FB_ACCELF_TEXT, 29411, 144, 112, 32, 15, 64, 2,
- 0, FB_VMODE_NONINTERLACED
- }
- }, {
- "800x600-16", { /* Cybervision 16 bpp */
- 800, 600, 800, 600, 0, 0, 16, 0,
- {11, 5, 0}, {5, 6, 0}, {0, 5, 0}, {0, 0, 0},
- 0, 0, -1, -1, FB_ACCELF_TEXT, 28571, 168, 104, 22, 1, 48, 2,
- 0, FB_VMODE_NONINTERLACED
- }
- }, {
-#if 0
- "1024x768-16", { /* Cybervision 16 bpp */
- 1024, 768, 1024, 768, 0, 0, 16, 0,
- {11, 5, 0}, {5, 6, 0}, {0, 5, 0}, {0, 0, 0},
- 0, 0, -1, -1, FB_ACCELF_TEXT, 20833, 272, 168, 39, 2, 72, 1,
- 0, FB_VMODE_NONINTERLACED
- }
-#else
- "1024x768-16", {
- 1024, 768, 1024, 768, 0, 0, 16, 0,
- {11, 5, 0}, {5, 6, 0}, {0, 5, 0}, {0, 0, 0},
- 0, 0, -1, -1, FB_ACCELF_TEXT, 12500, 184, 40, 40, 2, 96, 1,
- FB_SYNC_COMP_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
- }
-#endif
- }, {
- "1152x886-16", { /* Cybervision 16 bpp */
- 1152, 886, 1152, 886, 0, 0, 16, 0,
- {11, 5, 0}, {5, 6, 0}, {0, 5, 0}, {0, 0, 0},
- 0, 0, -1, -1, FB_ACCELF_TEXT, 19230, 280, 168, 45, 1, 64, 10,
- 0, FB_VMODE_NONINTERLACED
- }
- }, {
- "1280x1024-16", { /* Cybervision 16 bpp */
- 1280, 1024, 1280, 1024, 0, 0, 16, 0,
- {11, 5, 0}, {5, 6, 0}, {0, 5, 0}, {0, 0, 0},
- 0, 0, -1, -1, FB_ACCELF_TEXT, 17857, 232, 232, 71, 15, 176, 12,
- 0, FB_VMODE_NONINTERLACED
- }
- }, {
- "1600x1200-16", { /* Cybervision 16 bpp */
- 1600, 1200, 1600, 1200, 0, 0, 16, 0,
- {11, 5, 0}, {5, 6, 0}, {0, 5, 0}, {0, 0, 0},
- 0, 0, -1, -1, FB_ACCELF_TEXT, 13698, 336, 224, 77, 15, 176, 12,
- 0, FB_VMODE_NONINTERLACED
- }
- },
-#endif
-
-#ifdef FBCON_HAS_CFB32
- {
- "640x480-32", { /* Cybervision 32 bpp */
- 640, 480, 640, 480, 0, 0, 32, 0,
- {16, 8, 0}, {8, 8, 0}, {0, 8, 0}, {24, 0, 0},
- 0, 0, -1, -1, FB_ACCELF_TEXT, 31250, 160, 136, 82, 61, 88, 2,
- 0, FB_VMODE_NONINTERLACED
- }
- }, {
- "768x576-32", { /* Cybervision 32 bpp */
- 768, 576, 768, 576, 0, 0, 32, 0,
- {16, 8, 0}, {8, 8, 0}, {0, 8, 0}, {24, 0, 0},
- 0, 0, -1, -1, FB_ACCELF_TEXT, 29411, 144, 112, 32, 15, 64, 2,
- 0, FB_VMODE_NONINTERLACED
- }
- }, {
- "800x600-32", { /* Cybervision 32 bpp */
- 800, 600, 800, 600, 0, 0, 32, 0,
- {16, 8, 0}, {8, 8, 0}, {0, 8, 0}, {24, 0, 0},
- 0, 0, -1, -1, FB_ACCELF_TEXT, 28571, 168, 104, 22, 1, 48, 2,
- 0, FB_VMODE_NONINTERLACED
- }
- }, {
- "1024x768-32", { /* Cybervision 32 bpp */
- 1024, 768, 1024, 768, 0, 0, 32, 0,
- {16, 8, 0}, {8, 8, 0}, {0, 8, 0}, {24, 0, 0},
- 0, 0, -1, -1, FB_ACCELF_TEXT, 20833, 272, 168, 39, 2, 72, 1,
- 0, FB_VMODE_NONINTERLACED
- }
- }, {
- "1152x886-32", { /* Cybervision 32 bpp */
- 1152, 886, 1152, 886, 0, 0, 32, 0,
- {16, 8, 0}, {8, 8, 0}, {0, 8, 0}, {24, 0, 0},
- 0, 0, -1, -1, FB_ACCELF_TEXT, 19230, 280, 168, 45, 1, 64, 10,
- 0, FB_VMODE_NONINTERLACED
- }
- }, {
- "1280x1024-32", { /* Cybervision 32 bpp */
- 1280, 1024, 1280, 1024, 0, 0, 32, 0,
- {16, 8, 0}, {8, 8, 0}, {0, 8, 0}, {24, 0, 0},
- 0, 0, -1, -1, FB_ACCELF_TEXT, 17857, 232, 232, 71, 15, 176, 12,
- 0, FB_VMODE_NONINTERLACED
- }
- }, {
- "1600x1200-32", { /* Cybervision 32 bpp */
- 1600, 1200, 1600, 1200, 0, 0, 32, 0,
- {16, 8, 0}, {8, 8, 0}, {0, 8, 0}, {24, 0, 0},
- 0, 0, -1, -1, FB_ACCELF_TEXT, 13698, 336, 224, 77, 15, 176, 12,
- 0, FB_VMODE_NONINTERLACED
- }
- },
-#endif
-
-/* interlaced modes */
-
-#ifdef FBCON_HAS_CFB8
- {
- "1024x768-8i", { /* Cybervision 8 bpp */
- 1024, 768, 1024, 768, 0, 0, 8, 0,
- {0, 8, 0}, {0, 8, 0}, {0, 8, 0}, {0, 0, 0},
- 0, 0, -1, -1, FB_ACCELF_TEXT, 20833, 272, 168, 39, 2, 72, 1,
- 0, FB_VMODE_INTERLACED
- }
- }, {
- "1280x1024-8i", { /* Cybervision 8 bpp */
- 1280, 1024, 1280, 1024, 0, 0, 8, 0,
- {0, 8, 0}, {0, 8, 0}, {0, 8, 0}, {0, 0, 0},
- 0, 0, -1, -1, FB_ACCELF_TEXT, 17857, 232, 232, 71, 15, 176, 12,
- 0, FB_VMODE_INTERLACED
- }
- }, {
- "1600x1200-8i", { /* Cybervision 8 bpp */
- 1600, 1200, 1600, 1200, 0, 0, 8, 0,
- {0, 8, 0}, {0, 8, 0}, {0, 8, 0}, {0, 0, 0},
- 0, 0, -1, -1, FB_ACCELF_TEXT, 13698, 336, 224, 77, 15, 176, 12,
- 0, FB_VMODE_INTERLACED
- }
- },
-#endif
-
-#ifdef FBCON_HAS_CFB16
- {
- "1024x768-16i", { /* Cybervision 16 bpp */
- 1024, 768, 1024, 768, 0, 0, 16, 0,
- {11, 5, 0}, {5, 6, 0}, {0, 5, 0}, {0, 0, 0},
- 0, 0, -1, -1, FB_ACCELF_TEXT, 20833, 272, 168, 39, 2, 72, 1,
- 0, FB_VMODE_INTERLACED
- }
- }, {
- "1280x1024-16i", { /* Cybervision 16 bpp */
- 1280, 1024, 1280, 1024, 0, 0, 16, 0,
- {11, 5, 0}, {5, 6, 0}, {0, 5, 0}, {0, 0, 0},
- 0, 0, -1, -1, FB_ACCELF_TEXT, 17857, 232, 232, 71, 15, 176, 12,
- 0, FB_VMODE_INTERLACED
- }
- }, {
- "1600x1200-16i", { /* Cybervision 16 bpp */
- 1600, 1200, 1600, 1200, 0, 0, 16, 0,
- {11, 5, 0}, {5, 6, 0}, {0, 5, 0}, {0, 0, 0},
- 0, 0, -1, -1, FB_ACCELF_TEXT, 13698, 336, 224, 77, 15, 176, 12,
- 0, FB_VMODE_INTERLACED
- }
- },
-#endif
-
-#ifdef FBCON_HAS_CFB32
- {
- "1024x768-32i", { /* Cybervision 32 bpp */
- 1024, 768, 1024, 768, 0, 0, 32, 0,
- {16, 8, 0}, {8, 8, 0}, {0, 8, 0}, {24, 0, 0},
- 0, 0, -1, -1, FB_ACCELF_TEXT, 22222, 216, 144, 39, 2, 72, 1,
- 0, FB_VMODE_INTERLACED
- }
- }, {
- "1280x1024-32i", { /* Cybervision 32 bpp */
- 1280, 1024, 1280, 1024, 0, 0, 32, 0,
- {16, 8, 0}, {8, 8, 0}, {0, 8, 0}, {23, 0, 0},
- 0, 0, -1, -1, FB_ACCELF_TEXT, 17857, 232, 232, 71, 15, 176, 12,
- 0, FB_VMODE_INTERLACED
- }
- }, {
- "1600x1200-32i", { /* Cybervision 32 bpp */
- 1600, 1200, 1600, 1200, 0, 0, 32, 0,
- {16, 8, 0}, {8, 8, 0}, {0, 8, 0}, {24, 0, 0},
- 0, 0, -1, -1, FB_ACCELF_TEXT, 13698, 336, 224, 77, 15, 176, 12,
- 0, FB_VMODE_INTERLACED
- }
- },
-#endif
-
-/* doublescan modes */
-
-#ifdef FBCON_HAS_CFB8
- {
- "320x240-8d", { /* Cybervision 8 bpp */
- 320, 240, 320, 240, 0, 0, 8, 0,
- {0, 8, 0}, {0, 8, 0}, {0, 8, 0}, {0, 0, 0},
- 0, 0, -1, -1, FB_ACCELF_TEXT, 59259, 80, 80, 45, 26, 32, 1,
- 0, FB_VMODE_DOUBLE
- }
- },
-#endif
-
-#ifdef FBCON_HAS_CFB16
- {
- "320x240-16d", { /* Cybervision 16 bpp */
- 320, 240, 320, 240, 0, 0, 16, 0,
- {11, 5, 0}, {5, 6, 0}, {0, 5, 0}, {0, 0, 0},
- 0, 0, -1, -1, FB_ACCELF_TEXT, 59259, 80, 80, 45, 26, 32, 1,
- 0, FB_VMODE_DOUBLE
- }
- },
-#endif
-
-#ifdef FBCON_HAS_CFB32
- {
- "320x240-32d", { /* Cybervision 32 bpp */
- 320, 240, 320, 240, 0, 0, 32, 0,
- {16, 8, 0}, {8, 8, 0}, {0, 8, 0}, {24, 0, 0},
- 0, 0, -1, -1, FB_ACCELF_TEXT, 59259, 80, 80, 45, 26, 32, 1,
- 0, FB_VMODE_DOUBLE
- }
- },
-#endif
-};
-
-#define NUM_TOTAL_MODES ARRAY_SIZE(virgefb_predefined)
-
-/*
- * Default to 800x600 for video=virge8:, virge16: or virge32:
- */
-
-#ifdef FBCON_HAS_CFB8
-#define VIRGE8_DEFMODE (2)
-#endif
-
-#ifdef FBCON_HAS_CFB16
-#define VIRGE16_DEFMODE (9)
-#endif
-
-#ifdef FBCON_HAS_CFB32
-#define VIRGE32_DEFMODE (16)
-#endif
-
-static struct fb_var_screeninfo virgefb_default;
-static int virgefb_inverse = 0;
-
-/*
- * Interface used by the world
- */
-
-int virgefb_setup(char*);
-static int virgefb_get_fix(struct fb_fix_screeninfo *fix, int con,
- struct fb_info *info);
-static int virgefb_get_var(struct fb_var_screeninfo *var, int con,
- struct fb_info *info);
-static int virgefb_set_var(struct fb_var_screeninfo *var, int con,
- struct fb_info *info);
-static int virgefb_get_cmap(struct fb_cmap *cmap, int kspc, int con,
- struct fb_info *info);
-static int virgefb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
- u_int transp, struct fb_info *info);
-static int virgefb_blank(int blank, struct fb_info *info);
-
-/*
- * Interface to the low level console driver
- */
-
-int virgefb_init(void);
-static int virgefb_switch(int con, struct fb_info *info);
-static int virgefb_updatevar(int con, struct fb_info *info);
-
-/*
- * Text console acceleration
- */
-
-#ifdef FBCON_HAS_CFB8
-static struct display_switch fbcon_virge8;
-#endif
-
-#ifdef FBCON_HAS_CFB16
-static struct display_switch fbcon_virge16;
-#endif
-
-#ifdef FBCON_HAS_CFB32
-static struct display_switch fbcon_virge32;
-#endif
-
-/*
- * Hardware Specific Routines
- */
-
-static int virge_init(void);
-static int virgefb_encode_fix(struct fb_fix_screeninfo *fix,
- struct virgefb_par *par);
-static int virgefb_decode_var(struct fb_var_screeninfo *var,
- struct virgefb_par *par);
-static int virgefb_encode_var(struct fb_var_screeninfo *var,
- struct virgefb_par *par);
-static int virgefb_getcolreg(u_int regno, u_int *red, u_int *green, u_int *blue,
- u_int *transp, struct fb_info *info);
-static void virgefb_gfx_on_off(int blank);
-static inline void virgefb_wait_for_idle(void);
-static void virgefb_BitBLT(u_short curx, u_short cury, u_short destx, u_short desty,
- u_short width, u_short height, u_short stride, u_short depth);
-static void virgefb_RectFill(u_short x, u_short y, u_short width, u_short height,
- u_short color, u_short stride, u_short depth);
-
-/*
- * Internal routines
- */
-
-static void virgefb_get_par(struct virgefb_par *par);
-static void virgefb_set_par(struct virgefb_par *par);
-static int virgefb_do_fb_set_var(struct fb_var_screeninfo *var, int isactive);
-static void virgefb_set_disp(int con, struct fb_info *info);
-static int virgefb_get_video_mode(const char *name);
-static void virgefb_set_video(struct fb_var_screeninfo *var);
-
-/*
- * Additions for Initialization
- */
-
-static void virgefb_load_video_mode(struct fb_var_screeninfo *video_mode);
-static int cv3d_has_4mb(void);
-static unsigned short virgefb_compute_clock(unsigned long freq);
-static inline unsigned char rattr(short);
-static inline unsigned char rseq(short);
-static inline unsigned char rcrt(short);
-static inline unsigned char rgfx(short);
-static inline void gfx_on_off(int toggle);
-static void virgefb_pci_init(void);
-
-/* -------------------- Hardware specific routines ------------------------- */
-
-/*
- * Functions for register access
- */
-
-/* Read attribute controller register */
-
-static inline unsigned char rattr(short idx)
-{
- volatile unsigned char rattr_tmp;
-
- rattr_tmp = rb_mmio(ACT_ADDRESS_RESET);
- wb_mmio(ACT_ADDRESS_W, idx);
- return (rb_mmio(ACT_ADDRESS_R));
-}
-
-/* Read sequencer register */
-
-static inline unsigned char rseq(short idx)
-{
- wb_mmio(SEQ_ADDRESS, idx);
- return (rb_mmio(SEQ_ADDRESS_R));
-}
-
-/* Read CRT controller register */
-
-static inline unsigned char rcrt(short idx)
-{
- wb_mmio(CRT_ADDRESS, idx);
- return (rb_mmio(CRT_ADDRESS_R));
-}
-
-/* Read graphics controller register */
-
-static inline unsigned char rgfx(short idx)
-{
- wb_mmio(GCT_ADDRESS, idx);
- return (rb_mmio(GCT_ADDRESS_R));
-}
-
-
-/*
- * Initialization
- */
-
-/* PCI init */
-
-void virgefb_pci_init(void) {
-
- DPRINTK("ENTER\n");
-
- SelectCFG;
-
- if (on_zorro2) {
- *((short *)(vgaio_regs + 0x00000010)) = 0;
- *((long *)(vgaio_regs + 0x00000004)) = 0x02000003;
- } else {
- *((short *)(vgaio_regs + 0x000e0010)) = 0;
- *((long *)(vgaio_regs + 0x000e0004)) = 0x02000003;
- }
-
- /* SelectIO is in wb_vgaio macro */
- wb_vgaio(SREG_VIDEO_SUBS_ENABLE, 0x01);
- /* SelectMMIO is in wb_vgaio macro */
-
- DPRINTK("EXIT\n");
-
- return;
-}
-
-/*
- * Initalize all mode independent regs, find mem size and clear mem
-*/
-
-static int virge_init(void)
-{
- int i;
- unsigned char tmp;
-
- DPRINTK("ENTER\n");
-
- virgefb_pci_init();
-
- wb_mmio(GREG_MISC_OUTPUT_W, 0x07); /* colour, ram enable, clk sel */
-
- wseq(SEQ_ID_UNLOCK_EXT, 0x06); /* unlock extensions */
- tmp = rb_mmio(GREG_MISC_OUTPUT_R);
- wcrt(CRT_ID_REGISTER_LOCK_1, 0x48); /* unlock CR2D to CR3F */
-
- wcrt(CRT_ID_BACKWAD_COMP_1, 0x00); /* irq disable */
-
- wcrt(CRT_ID_REGISTER_LOCK_2, 0xa5); /* unlock CR40 to CRFF and more */
- wcrt(CRT_ID_REGISTER_LOCK,0x00); /* unlock h and v timing */
- wcrt(CRT_ID_SYSTEM_CONFIG, 0x01); /* unlock enhanced programming registers */
-
- wb_mmio(GREG_FEATURE_CONTROL_W, 0x00);
-
- wcrt(CRT_ID_EXT_MISC_CNTL, 0x00); /* b2 = 0 to allow VDAC mmio access */
-#if 0
- /* write strap options ... ? */
- wcrt(CRT_ID_CONFIG_1, 0x08);
- wcrt(CRT_ID_CONFIG_2, 0xff); /* 0x0x2 bit needs to be set ?? */
- wcrt(CRT_ID_CONFIG_3, 0x0f);
- wcrt(CRT_ID_CONFIG_4, 0x1a);
-#endif
- wcrt(CRT_ID_EXT_MISC_CNTL_1, 0x82); /* PCI DE and software reset S3D engine */
- /* EXT_MISC_CNTL_1, CR66 bit 0 should be the same as bit 0 MR_ADVANCED_FUNCTION_CONTROL - check */
- wl_mmio(MR_ADVANCED_FUNCTION_CONTROL, 0x00000011); /* enhanced mode, linear addressing */
-
-/* crtc registers */
-
- wcrt(CRT_ID_PRESET_ROW_SCAN, 0x00);
-
- /* Disable h/w cursor */
-
- wcrt(CRT_ID_CURSOR_START, 0x00);
- wcrt(CRT_ID_CURSOR_END, 0x00);
- wcrt(CRT_ID_START_ADDR_HIGH, 0x00);
- wcrt(CRT_ID_START_ADDR_LOW, 0x00);
- wcrt(CRT_ID_CURSOR_LOC_HIGH, 0x00);
- wcrt(CRT_ID_CURSOR_LOC_LOW, 0x00);
- wcrt(CRT_ID_EXT_MODE, 0x00);
- wcrt(CRT_ID_HWGC_MODE, 0x00);
- wcrt(CRT_ID_HWGC_ORIGIN_X_HI, 0x00);
- wcrt(CRT_ID_HWGC_ORIGIN_X_LO, 0x00);
- wcrt(CRT_ID_HWGC_ORIGIN_Y_HI, 0x00);
- wcrt(CRT_ID_HWGC_ORIGIN_Y_LO, 0x00);
- i = rcrt(CRT_ID_HWGC_MODE);
- wcrt(CRT_ID_HWGC_FG_STACK, 0x00);
- wcrt(CRT_ID_HWGC_FG_STACK, 0x00);
- wcrt(CRT_ID_HWGC_FG_STACK, 0x00);
- wcrt(CRT_ID_HWGC_BG_STACK, 0x00);
- wcrt(CRT_ID_HWGC_BG_STACK, 0x00);
- wcrt(CRT_ID_HWGC_BG_STACK, 0x00);
- wcrt(CRT_ID_HWGC_START_AD_HI, 0x00);
- wcrt(CRT_ID_HWGC_START_AD_LO, 0x00);
- wcrt(CRT_ID_HWGC_DSTART_X, 0x00);
- wcrt(CRT_ID_HWGC_DSTART_Y, 0x00);
-
- wcrt(CRT_ID_UNDERLINE_LOC, 0x00);
-
- wcrt(CRT_ID_MODE_CONTROL, 0xe3);
- wcrt(CRT_ID_BACKWAD_COMP_2, 0x22); /* blank bdr bit 5 blanking only on 8 bit */
-
- wcrt(CRT_ID_EX_SYNC_1, 0x00);
-
- /* memory */
-
- wcrt(CRT_ID_EXT_SYS_CNTL_3, 0x00);
- wcrt(CRT_ID_MEMORY_CONF, 0x08); /* config enhanced map */
- wcrt(CRT_ID_EXT_MEM_CNTL_1, 0x08); /* MMIO Select (0x0c works as well)*/
- wcrt(CRT_ID_EXT_MEM_CNTL_2, 0x02); /* why 02 big endian 00 works ? */
- wcrt(CRT_ID_EXT_MEM_CNTL_4, 0x9f); /* config big endian - 0x00 ? */
- wcrt(CRT_ID_LAW_POS_HI, 0x00);
- wcrt(CRT_ID_LAW_POS_LO, 0x00);
- wcrt(CRT_ID_EXT_MISC_CNTL_1, 0x81);
- wcrt(CRT_ID_MISC_1, 0x90); /* must follow CRT_ID_EXT_MISC_CNTL_1 */
- wcrt(CRT_ID_LAW_CNTL, 0x13); /* force 4 Meg for test */
- if (cv3d_has_4mb()) {
- v_ram_size = 0x00400000;
- wcrt(CRT_ID_LAW_CNTL, 0x13); /* 4 MB */
- } else {
- v_ram_size = 0x00200000;
- wcrt(CRT_ID_LAW_CNTL, 0x12); /* 2 MB */
- }
-
- if (on_zorro2)
- v_ram_size -= 0x60000; /* we need some space for the registers */
-
- wcrt(CRT_ID_EXT_SYS_CNTL_4, 0x00);
- wcrt(CRT_ID_EXT_DAC_CNTL, 0x00); /* 0x10 for X11 cursor mode */
-
-/* sequencer registers */
-
- wseq(SEQ_ID_CLOCKING_MODE, 0x01); /* 8 dot clock */
- wseq(SEQ_ID_MAP_MASK, 0xff);
- wseq(SEQ_ID_CHAR_MAP_SELECT, 0x00);
- wseq(SEQ_ID_MEMORY_MODE, 0x02);
- wseq(SEQ_ID_RAMDAC_CNTL, 0x00);
- wseq(SEQ_ID_SIGNAL_SELECT, 0x00);
- wseq(SEQ_ID_EXT_SEQ_REG9, 0x00); /* MMIO and PIO reg access enabled */
- wseq(SEQ_ID_EXT_MISC_SEQ, 0x00);
- wseq(SEQ_ID_CLKSYN_CNTL_1, 0x00);
- wseq(SEQ_ID_EXT_SEQ, 0x00);
-
-/* graphic registers */
-
- wgfx(GCT_ID_SET_RESET, 0x00);
- wgfx(GCT_ID_ENABLE_SET_RESET, 0x00);
- wgfx(GCT_ID_COLOR_COMPARE, 0x00);
- wgfx(GCT_ID_DATA_ROTATE, 0x00);
- wgfx(GCT_ID_READ_MAP_SELECT, 0x00);
- wgfx(GCT_ID_GRAPHICS_MODE, 0x40);
- wgfx(GCT_ID_MISC, 0x01);
- wgfx(GCT_ID_COLOR_XCARE, 0x0f);
- wgfx(GCT_ID_BITMASK, 0xff);
-
-/* attribute registers */
-
- for(i = 0; i <= 15; i++)
- watr(ACT_ID_PALETTE0 + i, i);
- watr(ACT_ID_ATTR_MODE_CNTL, 0x41);
- watr(ACT_ID_OVERSCAN_COLOR, 0xff);
- watr(ACT_ID_COLOR_PLANE_ENA, 0x0f);
- watr(ACT_ID_HOR_PEL_PANNING, 0x00);
- watr(ACT_ID_COLOR_SELECT, 0x00);
-
- wb_mmio(VDAC_MASK, 0xff);
-
-/* init local cmap as greyscale levels */
-
- for (i = 0; i < 256; i++) {
- virgefb_colour_table [i][0] = i;
- virgefb_colour_table [i][1] = i;
- virgefb_colour_table [i][2] = i;
- }
-
-/* clear framebuffer memory */
-
- memset((char*)v_ram, 0x00, v_ram_size);
-
- DPRINTK("EXIT\n");
- return 0;
-}
-
-
-/*
- * This function should fill in the `fix' structure based on the
- * values in the `par' structure.
- */
-
-static int virgefb_encode_fix(struct fb_fix_screeninfo *fix,
- struct virgefb_par *par)
-{
- DPRINTK("ENTER set video phys addr\n");
-
- memset(fix, 0, sizeof(struct fb_fix_screeninfo));
- strcpy(fix->id, virgefb_name);
- if (on_zorro2)
- fix->smem_start = v_ram_phys;
- switch (par->var.bits_per_pixel) {
-#ifdef FBCON_HAS_CFB8
- case 8:
- if (on_zorro2)
- Select_Zorro2_FrameBuffer(ENDIAN_BYTE);
- else
- fix->smem_start = (v_ram_phys + CYBMEM_OFFSET_8);
- break;
-#endif
-#ifdef FBCON_HAS_CFB16
- case 16:
- if (on_zorro2)
- Select_Zorro2_FrameBuffer(ENDIAN_WORD);
- else
- fix->smem_start = (v_ram_phys + CYBMEM_OFFSET_16);
- break;
-#endif
-#ifdef FBCON_HAS_CFB32
- case 32:
- if (on_zorro2)
- Select_Zorro2_FrameBuffer(ENDIAN_LONG);
- else
- fix->smem_start = (v_ram_phys + CYBMEM_OFFSET_32);
- break;
-#endif
- }
-
- fix->smem_len = v_ram_size;
- fix->mmio_start = mmio_regs_phys;
- fix->mmio_len = 0x10000; /* TODO: verify this for the CV64/3D */
-
- fix->type = FB_TYPE_PACKED_PIXELS;
- fix->type_aux = 0;
- if (par->var.bits_per_pixel == 8)
- fix->visual = FB_VISUAL_PSEUDOCOLOR;
- else
- fix->visual = FB_VISUAL_TRUECOLOR;
-
- fix->xpanstep = 0;
- fix->ypanstep = 0;
- fix->ywrapstep = 0;
- fix->line_length = par->var.xres_virtual*par->var.bits_per_pixel/8;
- fix->accel = FB_ACCEL_S3_VIRGE;
- DPRINTK("EXIT v_ram_phys = 0x%8.8lx\n", (unsigned long)fix->smem_start);
- return 0;
-}
-
-
-/*
- * Fill the `par' structure based on the values in `var'.
- * TODO: Verify and adjust values, return -EINVAL if bad.
- */
-
-static int virgefb_decode_var(struct fb_var_screeninfo *var,
- struct virgefb_par *par)
-{
- DPRINTK("ENTER\n");
- par->var.xres = var->xres;
- par->var.yres = var->yres;
- par->var.xres_virtual = var->xres_virtual;
- par->var.yres_virtual = var->yres_virtual;
- /* roundup and validate */
- par->var.xres = (par->var.xres+7) & ~7;
- par->var.xres_virtual = (par->var.xres_virtual+7) & ~7;
- if (par->var.xres_virtual < par->var.xres)
- par->var.xres_virtual = par->var.xres;
- if (par->var.yres_virtual < par->var.yres)
- par->var.yres_virtual = par->var.yres;
- par->var.xoffset = var->xoffset;
- par->var.yoffset = var->yoffset;
- par->var.bits_per_pixel = var->bits_per_pixel;
- if (par->var.bits_per_pixel <= 8)
- par->var.bits_per_pixel = 8;
- else if (par->var.bits_per_pixel <= 16)
- par->var.bits_per_pixel = 16;
- else
- par->var.bits_per_pixel = 32;
-#ifndef FBCON_HAS_CFB32
- if (par->var.bits_per_pixel == 32)
- par->var.bits_per_pixel = 16;
-#endif
-#ifndef FBCON_HAS_CFB16
- if (par->var.bits_per_pixel == 16)
- par->var.bits_per_pixel = 8;
-#endif
- par->var.grayscale = var->grayscale;
- par->var.red = var->red;
- par->var.green = var->green;
- par->var.blue = var->blue;
- par->var.transp = var->transp;
- par->var.nonstd = var->nonstd;
- par->var.activate = var->activate;
- par->var.height = var->height;
- par->var.width = var->width;
- if (var->accel_flags & FB_ACCELF_TEXT) {
- par->var.accel_flags = FB_ACCELF_TEXT;
- } else {
- par->var.accel_flags = 0;
- }
- par->var.pixclock = var->pixclock;
- par->var.left_margin = var->left_margin;
- par->var.right_margin = var->right_margin;
- par->var.upper_margin = var->upper_margin;
- par->var.lower_margin = var->lower_margin;
- par->var.hsync_len = var->hsync_len;
- par->var.vsync_len = var->vsync_len;
- par->var.sync = var->sync;
- par->var.vmode = var->vmode;
- DPRINTK("EXIT\n");
- return 0;
-}
-
-/*
- * Fill the `var' structure based on the values in `par' and maybe
- * other values read out of the hardware.
- */
-
-static int virgefb_encode_var(struct fb_var_screeninfo *var,
- struct virgefb_par *par)
-{
- DPRINTK("ENTER\n");
- memset(var, 0, sizeof(struct fb_var_screeninfo)); /* need this ? */
- var->xres = par->var.xres;
- var->yres = par->var.yres;
- var->xres_virtual = par->var.xres_virtual;
- var->yres_virtual = par->var.yres_virtual;
- var->xoffset = par->var.xoffset;
- var->yoffset = par->var.yoffset;
- var->bits_per_pixel = par->var.bits_per_pixel;
- var->grayscale = par->var.grayscale;
- var->red = par->var.red;
- var->green = par->var.green;
- var->blue = par->var.blue;
- var->transp = par->var.transp;
- var->nonstd = par->var.nonstd;
- var->activate = par->var.activate;
- var->height = par->var.height;
- var->width = par->var.width;
- var->accel_flags = par->var.accel_flags;
- var->pixclock = par->var.pixclock;
- var->left_margin = par->var.left_margin;
- var->right_margin = par->var.right_margin;
- var->upper_margin = par->var.upper_margin;
- var->lower_margin = par->var.lower_margin;
- var->hsync_len = par->var.hsync_len;
- var->vsync_len = par->var.vsync_len;
- var->sync = par->var.sync;
- var->vmode = par->var.vmode;
- DPRINTK("EXIT\n");
- return 0;
-}
-
-/*
- * Set a single color register. The values supplied are already
- * rounded down to the hardware's capabilities (according to the
- * entries in the var structure). Return != 0 for invalid regno.
- */
-
-static int virgefb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
- u_int transp, struct fb_info *info)
-{
- DPRINTK("ENTER\n");
- if (((current_par.var.bits_per_pixel==8) && (regno>255)) ||
- ((current_par.var.bits_per_pixel!=8) && (regno>15))) {
- DPRINTK("EXIT\n");
- return 1;
- }
- if (((current_par.var.bits_per_pixel==8) && (regno<256)) ||
- ((current_par.var.bits_per_pixel!=8) && (regno<16))) {
- virgefb_colour_table [regno][0] = red >> 10;
- virgefb_colour_table [regno][1] = green >> 10;
- virgefb_colour_table [regno][2] = blue >> 10;
- }
-
- switch (current_par.var.bits_per_pixel) {
-#ifdef FBCON_HAS_CFB8
- case 8:
- wb_mmio(VDAC_ADDRESS_W, (unsigned char)regno);
- wb_mmio(VDAC_DATA, ((unsigned char)(red >> 10)));
- wb_mmio(VDAC_DATA, ((unsigned char)(green >> 10)));
- wb_mmio(VDAC_DATA, ((unsigned char)(blue >> 10)));
- break;
-#endif
-#ifdef FBCON_HAS_CFB16
- case 16:
- fbcon_cmap.cfb16[regno] =
- ((red & 0xf800) |
- ((green & 0xfc00) >> 5) |
- ((blue & 0xf800) >> 11));
- break;
-#endif
-#ifdef FBCON_HAS_CFB32
- case 32:
- fbcon_cmap.cfb32[regno] =
- /* transp = 0's or 1's ? */
- (((red & 0xff00) << 8) |
- ((green & 0xff00) >> 0) |
- ((blue & 0xff00) >> 8));
- break;
-#endif
- }
- DPRINTK("EXIT\n");
- return 0;
-}
-
-
-/*
- * Read a single color register and split it into
- * colors/transparent. Return != 0 for invalid regno.
- */
-
-static int virgefb_getcolreg(u_int regno, u_int *red, u_int *green, u_int *blue,
- u_int *transp, struct fb_info *info)
-{
- int t;
-
- DPRINTK("ENTER\n");
- if (regno > 255) {
- DPRINTK("EXIT\n");
- return 1;
- }
- if (((current_par.var.bits_per_pixel==8) && (regno<256)) ||
- ((current_par.var.bits_per_pixel!=8) && (regno<16))) {
-
- t = virgefb_colour_table [regno][0];
- *red = (t<<10) | (t<<4) | (t>>2);
- t = virgefb_colour_table [regno][1];
- *green = (t<<10) | (t<<4) | (t>>2);
- t = virgefb_colour_table [regno][2];
- *blue = (t<<10) | (t<<4) | (t>>2);
- }
- *transp = 0;
- DPRINTK("EXIT\n");
- return 0;
-}
-
-
-/*
- * (Un)Blank the screen
- */
-
-static void virgefb_gfx_on_off(int blank)
-{
- DPRINTK("ENTER\n");
- gfx_on_off(blank);
- DPRINTK("EXIT\n");
-}
-
-/*
- * CV3D low-level support
- */
-
-
-static inline void wait_3d_fifo_slots(int n) /* WaitQueue */
-{
- do {
- mb();
- } while (((rl_mmio(MR_SUBSYSTEM_STATUS_R) >> 8) & 0x1f) < (n + 2));
-}
-
-static inline void virgefb_wait_for_idle(void) /* WaitIdle */
-{
- while(!(rl_mmio(MR_SUBSYSTEM_STATUS_R) & 0x2000)) ;
- blit_maybe_busy = 0;
-}
-
- /*
- * BitBLT - Through the Plane
- */
-
-static void virgefb_BitBLT(u_short curx, u_short cury, u_short destx, u_short desty,
- u_short width, u_short height, u_short stride, u_short depth)
-{
- unsigned int blitcmd = S3V_BITBLT | S3V_DRAW | S3V_BLT_COPY;
-
- switch (depth) {
-#ifdef FBCON_HAS_CFB8
- case 8 :
- blitcmd |= S3V_DST_8BPP;
- break;
-#endif
-#ifdef FBCON_HAS_CFB16
- case 16 :
- blitcmd |= S3V_DST_16BPP;
- break;
-#endif
-#ifdef FBCON_HAS_CFB32
- case 32 :
- /* 32 bit uses 2 by 16 bit values, see fbcon_virge32_bmove */
- blitcmd |= S3V_DST_16BPP;
- break;
-#endif
- }
-
- /* Set drawing direction */
- /* -Y, X maj, -X (default) */
- if (curx > destx) {
- blitcmd |= (1 << 25); /* Drawing direction +X */
- } else {
- curx += (width - 1);
- destx += (width - 1);
- }
-
- if (cury > desty) {
- blitcmd |= (1 << 26); /* Drawing direction +Y */
- } else {
- cury += (height - 1);
- desty += (height - 1);
- }
-
- wait_3d_fifo_slots(8); /* wait on fifo slots for 8 writes */
-
- if (blit_maybe_busy)
- virgefb_wait_for_idle();
- blit_maybe_busy = 1;
-
- wl_mmio(BLT_PATTERN_COLOR, 1); /* pattern fb color */
- wl_mmio(BLT_MONO_PATTERN_0, ~0);
- wl_mmio(BLT_MONO_PATTERN_1, ~0);
- wl_mmio(BLT_SIZE_X_Y, ((width << 16) | height));
- wl_mmio(BLT_SRC_X_Y, ((curx << 16) | cury));
- wl_mmio(BLT_DEST_X_Y, ((destx << 16) | desty));
- wl_mmio(BLT_SRC_DEST_STRIDE, (((stride << 16) | stride) /* & 0x0ff80ff8 */)); /* why is this needed now ? */
- wl_mmio(BLT_COMMAND_SET, blitcmd);
-}
-
-/*
- * Rectangle Fill Solid
- */
-
-static void virgefb_RectFill(u_short x, u_short y, u_short width, u_short height,
- u_short color, u_short stride, u_short depth)
-{
- unsigned int blitcmd = S3V_RECTFILL | S3V_DRAW |
- S3V_BLT_CLEAR | S3V_MONO_PAT | (1 << 26) | (1 << 25);
-
- switch (depth) {
-#ifdef FBCON_HAS_CFB8
- case 8 :
- blitcmd |= S3V_DST_8BPP;
- break;
-#endif
-#ifdef FBCON_HAS_CFB16
- case 16 :
- blitcmd |= S3V_DST_16BPP;
- break;
-#endif
-#ifdef FBCON_HAS_CFB32
- case 32 :
- /* 32 bit uses 2 times 16 bit values, see fbcon_virge32_clear */
- blitcmd |= S3V_DST_16BPP;
- break;
-#endif
- }
-
- wait_3d_fifo_slots(5); /* wait on fifo slots for 5 writes */
-
- if (blit_maybe_busy)
- virgefb_wait_for_idle();
- blit_maybe_busy = 1;
-
- wl_mmio(BLT_PATTERN_COLOR, (color & 0xff));
- wl_mmio(BLT_SIZE_X_Y, ((width << 16) | height));
- wl_mmio(BLT_DEST_X_Y, ((x << 16) | y));
- wl_mmio(BLT_SRC_DEST_STRIDE, (((stride << 16) | stride) /* & 0x0ff80ff8 */));
- wl_mmio(BLT_COMMAND_SET, blitcmd);
-}
-
-/*
- * Move cursor to x, y
- */
-
-#if 0
-static void virgefb_move_cursor(u_short x, u_short y)
-{
- DPRINTK("Yuck .... MoveCursor on a 3D\n");
- return 0;
-}
-#endif
-
-/* -------------------- Interfaces to hardware functions -------------------- */
-
-static struct fb_hwswitch virgefb_hw_switch = {
- .init = virge_init,
- .encode_fix = virgefb_encode_fix,
- .decode_var = virgefb_decode_var,
- .encode_var = virgefb_encode_var,
- .getcolreg = virgefb_getcolreg,
- .blank = virgefb_gfx_on_off
-};
-
-
-/* -------------------- Generic routines ------------------------------------ */
-
-
-/*
- * Fill the hardware's `par' structure.
- */
-
-static void virgefb_get_par(struct virgefb_par *par)
-{
- DPRINTK("ENTER\n");
- if (current_par_valid) {
- *par = current_par;
- } else {
- fbhw->decode_var(&virgefb_default, par);
- }
- DPRINTK("EXIT\n");
-}
-
-
-static void virgefb_set_par(struct virgefb_par *par)
-{
- DPRINTK("ENTER\n");
- current_par = *par;
- current_par_valid = 1;
- DPRINTK("EXIT\n");
-}
-
-
-static void virgefb_set_video(struct fb_var_screeninfo *var)
-{
-/* Set clipping rectangle to current screen size */
-
- unsigned int clip;
-
- DPRINTK("ENTER\n");
- wait_3d_fifo_slots(4);
- clip = ((0 << 16) | (var->xres - 1));
- wl_mmio(BLT_CLIP_LEFT_RIGHT, clip);
- clip = ((0 << 16) | (var->yres - 1));
- wl_mmio(BLT_CLIP_TOP_BOTTOM, clip);
- wl_mmio(BLT_SRC_BASE, 0); /* seems we need to clear these two */
- wl_mmio(BLT_DEST_BASE, 0);
-
-/* Load the video mode defined by the 'var' data */
-
- virgefb_load_video_mode(var);
- DPRINTK("EXIT\n");
-}
-
-/*
-Merge these two functions, Geert's suggestion.
-static int virgefb_set_var(struct fb_var_screeninfo *var, int con, struct fb_info *info);
-static int virgefb_do_fb_set_var(struct fb_var_screeninfo *var, int isactive);
-*/
-
-static int virgefb_do_fb_set_var(struct fb_var_screeninfo *var, int isactive)
-{
- int err, activate;
- struct virgefb_par par;
-
- DPRINTK("ENTER\n");
- if ((err = fbhw->decode_var(var, &par))) {
- DPRINTK("EXIT\n");
- return (err);
- }
-
- activate = var->activate;
- if ((var->activate & FB_ACTIVATE_MASK) == FB_ACTIVATE_NOW && isactive)
- virgefb_set_par(&par);
- fbhw->encode_var(var, &par);
- var->activate = activate;
- if ((var->activate & FB_ACTIVATE_MASK) == FB_ACTIVATE_NOW && isactive)
- virgefb_set_video(var);
- DPRINTK("EXIT\n");
- return 0;
-}
-
-
-/*
- * Get the Fixed Part of the Display
- */
-
-static int virgefb_get_fix(struct fb_fix_screeninfo *fix, int con,
- struct fb_info *info)
-{
- struct virgefb_par par;
- int error = 0;
-
- DPRINTK("ENTER\n");
- if (con == -1)
- virgefb_get_par(&par);
- else
- error = fbhw->decode_var(&fb_display[con].var, &par);
-
- if (!error)
- error = fbhw->encode_fix(fix, &par);
- DPRINTK("EXIT\n");
- return(error);
-}
-
-
-/*
- * Get the User Defined Part of the Display
- */
-
-static int virgefb_get_var(struct fb_var_screeninfo *var, int con,
- struct fb_info *info)
-{
- struct virgefb_par par;
- int error = 0;
-
- DPRINTK("ENTER\n");
- if (con == -1) {
- virgefb_get_par(&par);
- error = fbhw->encode_var(var, &par);
- disp.var = *var; /* ++Andre: don't know if this is the right place */
- } else {
- *var = fb_display[con].var;
- }
- DPRINTK("EXIT\n");
- return(error);
-}
-
-static void virgefb_set_disp(int con, struct fb_info *info)
-{
- struct fb_fix_screeninfo fix;
- struct display *display;
-
- DPRINTK("ENTER\n");
- if (con >= 0)
- display = &fb_display[con];
- else
- display = &disp; /* used during initialization */
-
- virgefb_get_fix(&fix, con, info);
- if (con == -1)
- con = 0;
- if(on_zorro2) {
- info->screen_base = (char*)v_ram;
- } else {
- switch (display->var.bits_per_pixel) {
-#ifdef FBCON_HAS_CFB8
- case 8:
- info->screen_base = (char*)(v_ram + CYBMEM_OFFSET_8);
- break;
-#endif
-#ifdef FBCON_HAS_CFB16
- case 16:
- info->screen_base = (char*)(v_ram + CYBMEM_OFFSET_16);
- break;
-#endif
-#ifdef FBCON_HAS_CFB32
- case 32:
- info->screen_base = (char*)(v_ram + CYBMEM_OFFSET_32);
- break;
-#endif
- }
- }
- display->visual = fix.visual;
- display->type = fix.type;
- display->type_aux = fix.type_aux;
- display->ypanstep = fix.ypanstep;
- display->ywrapstep = fix.ywrapstep;
- display->can_soft_blank = 1;
- display->inverse = virgefb_inverse;
- display->line_length = display->var.xres_virtual*
- display->var.bits_per_pixel/8;
-
- switch (display->var.bits_per_pixel) {
-#ifdef FBCON_HAS_CFB8
- case 8:
- if (display->var.accel_flags & FB_ACCELF_TEXT) {
- display->dispsw = &fbcon_virge8;
-#warning FIXME: We should reinit the graphics engine here
- } else
- display->dispsw = &fbcon_cfb8;
- break;
-#endif
-#ifdef FBCON_HAS_CFB16
- case 16:
- if (display->var.accel_flags & FB_ACCELF_TEXT) {
- display->dispsw = &fbcon_virge16;
- } else
- display->dispsw = &fbcon_cfb16;
- display->dispsw_data = &fbcon_cmap.cfb16;
- break;
-#endif
-#ifdef FBCON_HAS_CFB32
- case 32:
- if (display->var.accel_flags & FB_ACCELF_TEXT) {
- display->dispsw = &fbcon_virge32;
- } else
- display->dispsw = &fbcon_cfb32;
- display->dispsw_data = &fbcon_cmap.cfb32;
- break;
-#endif
- default:
- display->dispsw = &fbcon_dummy;
- break;
- }
- DPRINTK("EXIT v_ram virt = 0x%8.8lx\n",(unsigned long)display->screen_base);
-}
-
-
-/*
- * Set the User Defined Part of the Display
- */
-
-static int virgefb_set_var(struct fb_var_screeninfo *var, int con,
- struct fb_info *info)
-{
- int err, oldxres, oldyres, oldvxres, oldvyres, oldbpp, oldaccel;
-
- DPRINTK("ENTER\n");
-
- if ((err = virgefb_do_fb_set_var(var, con == info->currcon))) {
- DPRINTK("EXIT\n");
- return(err);
- }
- if ((var->activate & FB_ACTIVATE_MASK) == FB_ACTIVATE_NOW) {
- oldxres = fb_display[con].var.xres;
- oldyres = fb_display[con].var.yres;
- oldvxres = fb_display[con].var.xres_virtual;
- oldvyres = fb_display[con].var.yres_virtual;
- oldbpp = fb_display[con].var.bits_per_pixel;
- oldaccel = fb_display[con].var.accel_flags;
- fb_display[con].var = *var;
- if (oldxres != var->xres || oldyres != var->yres ||
- oldvxres != var->xres_virtual ||
- oldvyres != var->yres_virtual ||
- oldbpp != var->bits_per_pixel ||
- oldaccel != var->accel_flags) {
- virgefb_set_disp(con, info);
- if (fb_info.changevar)
- (*fb_info.changevar)(con);
- fb_alloc_cmap(&fb_display[con].cmap, 0, 0);
- do_install_cmap(con, info);
- }
- }
- var->activate = 0;
- DPRINTK("EXIT\n");
- return 0;
-}
-
-
-/*
- * Get the Colormap
- */
-
-static int virgefb_get_cmap(struct fb_cmap *cmap, int kspc, int con,
- struct fb_info *info)
-{
- DPRINTK("ENTER\n");
- if (con == info->currcon) { /* current console? */
- DPRINTK("EXIT - console is current console, fb_get_cmap\n");
- return(fb_get_cmap(cmap, kspc, fbhw->getcolreg, info));
- } else if (fb_display[con].cmap.len) { /* non default colormap? */
- DPRINTK("Use console cmap\n");
- fb_copy_cmap(&fb_display[con].cmap, cmap, kspc ? 0 : 2);
- } else {
- DPRINTK("Use default cmap\n");
- fb_copy_cmap(fb_default_cmap(fb_display[con].var.bits_per_pixel==8 ? 256 : 16),
- cmap, kspc ? 0 : 2);
- }
- DPRINTK("EXIT\n");
- return 0;
-}
-
-static struct fb_ops virgefb_ops = {
- .owner = THIS_MODULE,
- .fb_get_fix = virgefb_get_fix,
- .fb_get_var = virgefb_get_var,
- .fb_set_var = virgefb_set_var,
- .fb_get_cmap = virgefb_get_cmap,
- .fb_set_cmap = gen_set_cmap,
- .fb_setcolreg = virgefb_setcolreg,
- .fb_blank = virgefb_blank,
-};
-
-int __init virgefb_setup(char *options)
-{
- char *this_opt;
- fb_info.fontname[0] = '\0';
-
- DPRINTK("ENTER\n");
- if (!options || !*options) {
- DPRINTK("EXIT\n");
- return 0;
- }
-
- while ((this_opt = strsep(&options, ",")) != NULL) {
- if (!*this_opt)
- continue;
- if (!strcmp(this_opt, "inverse")) {
- virgefb_inverse = 1;
- fb_invert_cmaps();
- } else if (!strncmp(this_opt, "font:", 5))
- strcpy(fb_info.fontname, this_opt+5);
-#ifdef FBCON_HAS_CFB8
- else if (!strcmp (this_opt, "virge8")){
- virgefb_default = virgefb_predefined[VIRGE8_DEFMODE].var;
- }
-#endif
-#ifdef FBCON_HAS_CFB16
- else if (!strcmp (this_opt, "virge16")){
- virgefb_default = virgefb_predefined[VIRGE16_DEFMODE].var;
- }
-#endif
-#ifdef FBCON_HAS_CFB32
- else if (!strcmp (this_opt, "virge32")){
- virgefb_default = virgefb_predefined[VIRGE32_DEFMODE].var;
- }
-#endif
- else
- virgefb_get_video_mode(this_opt);
- }
-
- printk(KERN_INFO "mode : xres=%d, yres=%d, bpp=%d\n", virgefb_default.xres,
- virgefb_default.yres, virgefb_default.bits_per_pixel);
- DPRINTK("EXIT\n");
- return 0;
-}
-
-
-/*
- * Get a Video Mode
- */
-
-static int __init virgefb_get_video_mode(const char *name)
-{
- int i;
-
- DPRINTK("ENTER\n");
- for (i = 0; i < NUM_TOTAL_MODES; i++) {
- if (!strcmp(name, virgefb_predefined[i].name)) {
- virgefb_default = virgefb_predefined[i].var;
- DPRINTK("EXIT\n");
- return(i);
- }
- }
- /* ++Andre: set virgefb default mode */
-
-/* prefer 16 bit depth, 8 if no 16, if no 8 or 16 use 32 */
-
-#ifdef FBCON_HAS_CFB32
- virgefb_default = virgefb_predefined[VIRGE32_DEFMODE].var;
-#endif
-#ifdef FBCON_HAS_CFB8
- virgefb_default = virgefb_predefined[VIRGE8_DEFMODE].var;
-#endif
-#ifdef FBCON_HAS_CFB16
- virgefb_default = virgefb_predefined[VIRGE16_DEFMODE].var;
-#endif
- DPRINTK("EXIT\n");
- return 0;
-}
-
-/*
- * Initialization
- */
-
-int __init virgefb_init(void)
-{
- struct virgefb_par par;
- unsigned long board_addr, board_size;
- struct zorro_dev *z = NULL;
-
- DPRINTK("ENTER\n");
-
- z = zorro_find_device(ZORRO_PROD_PHASE5_CYBERVISION64_3D, NULL);
- if (!z)
- return -ENODEV;
-
- board_addr = z->resource.start;
- if (board_addr < 0x01000000) {
-
- /* board running in Z2 space. This includes the video memory
- as well as the S3 register set */
-
- on_zorro2 = 1;
- board_size = 0x00400000;
-
- if (!request_mem_region(board_addr, board_size, "S3 ViRGE"))
- return -ENOMEM;
-
- v_ram_phys = board_addr;
- v_ram = ZTWO_VADDR(v_ram_phys);
- mmio_regs_phys = (unsigned long)(board_addr + 0x003c0000);
- vgaio_regs = (unsigned char *) ZTWO_VADDR(board_addr + 0x003c0000);
- mmio_regs = (unsigned char *)ZTWO_VADDR(mmio_regs_phys);
- vcode_switch_base = (unsigned long) ZTWO_VADDR(board_addr + 0x003a0000);
- printk(KERN_INFO "CV3D detected running in Z2 mode.\n");
-
- } else {
-
- /* board running in Z3 space. Separate video memory (3 apertures)
- and S3 register set */
-
- on_zorro2 = 0;
- board_size = 0x01000000;
-
- if (!request_mem_region(board_addr, board_size, "S3 ViRGE"))
- return -ENOMEM;
-
- v_ram_phys = board_addr + 0x04000000;
- v_ram = (unsigned long)ioremap(v_ram_phys, 0x01000000);
- mmio_regs_phys = board_addr + 0x05000000;
- vgaio_regs = (unsigned char *)ioremap(board_addr +0x0c000000, 0x00100000); /* includes PCI regs */
- mmio_regs = ioremap(mmio_regs_phys, 0x00010000);
- vcode_switch_base = (unsigned long)ioremap(board_addr + 0x08000000, 0x1000);
- printk(KERN_INFO "CV3D detected running in Z3 mode\n");
- }
-
-#if defined (VIRGEFBDEBUG)
- DPRINTK("board_addr : 0x%8.8lx\n",board_addr);
- DPRINTK("board_size : 0x%8.8lx\n",board_size);
- DPRINTK("mmio_regs_phy : 0x%8.8lx\n",mmio_regs_phys);
- DPRINTK("v_ram_phys : 0x%8.8lx\n",v_ram_phys);
- DPRINTK("vgaio_regs : 0x%8.8lx\n",(unsigned long)vgaio_regs);
- DPRINTK("mmio_regs : 0x%8.8lx\n",(unsigned long)mmio_regs);
- DPRINTK("v_ram : 0x%8.8lx\n",v_ram);
- DPRINTK("vcode sw base : 0x%8.8lx\n",vcode_switch_base);
-#endif
- fbhw = &virgefb_hw_switch;
- strcpy(fb_info.modename, virgefb_name);
- fb_info.changevar = NULL;
- fb_info.fbops = &virgefb_ops;
- fb_info.disp = &disp;
- fb_info.currcon = -1;
- fb_info.switch_con = &virgefb_switch;
- fb_info.updatevar = &virgefb_updatevar;
- fb_info.flags = FBINFO_FLAG_DEFAULT;
- fbhw->init();
- fbhw->decode_var(&virgefb_default, &par);
- fbhw->encode_var(&virgefb_default, &par);
- virgefb_do_fb_set_var(&virgefb_default, 1);
- virgefb_get_var(&fb_display[0].var, -1, &fb_info);
- virgefb_set_disp(-1, &fb_info);
- do_install_cmap(0, &fb_info);
-
- if (register_framebuffer(&fb_info) < 0) {
- #warning release resources
- printk(KERN_ERR "virgefb.c: register_framebuffer failed\n");
- DPRINTK("EXIT\n");
- goto out_unmap;
- }
-
- printk(KERN_INFO "fb%d: %s frame buffer device, using %ldK of video memory\n",
- fb_info.node, fb_info.modename, v_ram_size>>10);
-
- /* TODO: This driver cannot be unloaded yet */
-
- DPRINTK("EXIT\n");
- return 0;
-
-out_unmap:
- if (board_addr >= 0x01000000) {
- if (v_ram)
- iounmap((void*)v_ram);
- if (vgaio_regs)
- iounmap(vgaio_regs);
- if (mmio_regs)
- iounmap(mmio_regs);
- if (vcode_switch_base)
- iounmap((void*)vcode_switch_base);
- v_ram = vcode_switch_base = 0;
- vgaio_regs = mmio_regs = NULL;
- }
- return -EINVAL;
-}
-
-
-static int virgefb_switch(int con, struct fb_info *info)
-{
- DPRINTK("ENTER\n");
- /* Do we have to save the colormap? */
- if (fb_display[info->currcon].cmap.len)
- fb_get_cmap(&fb_display[info->currcon].cmap, 1,
- fbhw->getcolreg, info);
- virgefb_do_fb_set_var(&fb_display[con].var, 1);
- info->currcon = con;
- /* Install new colormap */
- do_install_cmap(con, info);
- DPRINTK("EXIT\n");
- return 0;
-}
-
-
-/*
- * Update the `var' structure (called by fbcon.c)
- *
- * This call looks only at yoffset and the FB_VMODE_YWRAP flag in `var'.
- * Since it's called by a kernel driver, no range checking is done.
- */
-
-static int virgefb_updatevar(int con, struct fb_info *info)
-{
- DPRINTK("ENTER\n");
- return 0;
- DPRINTK("EXIT\n");
-}
-
-/*
- * Blank the display.
- */
-
-static int virgefb_blank(int blank, struct fb_info *info)
-{
- DPRINTK("ENTER\n");
- fbhw->blank(blank);
- DPRINTK("EXIT\n");
- return 0;
-}
-
-
-/*
- * Text console acceleration
- */
-
-#ifdef FBCON_HAS_CFB8
-static void fbcon_virge8_bmove(struct display *p, int sy, int sx, int dy,
- int dx, int height, int width)
-{
- sx *= 8; dx *= 8; width *= 8;
- virgefb_BitBLT((u_short)sx, (u_short)(sy*fontheight(p)), (u_short)dx,
- (u_short)(dy*fontheight(p)), (u_short)width,
- (u_short)(height*fontheight(p)), (u_short)p->next_line, 8);
-}
-
-static void fbcon_virge8_clear(struct vc_data *conp, struct display *p, int sy,
- int sx, int height, int width)
-{
- unsigned char bg;
-
- sx *= 8; width *= 8;
- bg = attr_bgcol_ec(p,conp);
- virgefb_RectFill((u_short)sx, (u_short)(sy*fontheight(p)),
- (u_short)width, (u_short)(height*fontheight(p)),
- (u_short)bg, (u_short)p->next_line, 8);
-}
-
-static void fbcon_virge8_putc(struct vc_data *conp, struct display *p, int c, int yy,
- int xx)
-{
- if (blit_maybe_busy)
- virgefb_wait_for_idle();
- fbcon_cfb8_putc(conp, p, c, yy, xx);
-}
-
-static void fbcon_virge8_putcs(struct vc_data *conp, struct display *p,
- const unsigned short *s, int count, int yy, int xx)
-{
- if (blit_maybe_busy)
- virgefb_wait_for_idle();
- fbcon_cfb8_putcs(conp, p, s, count, yy, xx);
-}
-
-static void fbcon_virge8_revc(struct display *p, int xx, int yy)
-{
- if (blit_maybe_busy)
- virgefb_wait_for_idle();
- fbcon_cfb8_revc(p, xx, yy);
-}
-
-static void fbcon_virge8_clear_margins(struct vc_data *conp, struct display *p,
- int bottom_only)
-{
- if (blit_maybe_busy)
- virgefb_wait_for_idle();
- fbcon_cfb8_clear_margins(conp, p, bottom_only);
-}
-
-static struct display_switch fbcon_virge8 = {
- .setup = fbcon_cfb8_setup,
- .bmove = fbcon_virge8_bmove,
- .clear = fbcon_virge8_clear,
- .putc = fbcon_virge8_putc,
- .putcs = fbcon_virge8_putcs,
- .revc = fbcon_virge8_revc,
- .clear_margins = fbcon_virge8_clear_margins,
- .fontwidthmask = FONTWIDTH(4)|FONTWIDTH(8)|FONTWIDTH(12)|FONTWIDTH(16)
-};
-#endif
-
-#ifdef FBCON_HAS_CFB16
-static void fbcon_virge16_bmove(struct display *p, int sy, int sx, int dy,
- int dx, int height, int width)
-{
- sx *= 8; dx *= 8; width *= 8;
- virgefb_BitBLT((u_short)sx, (u_short)(sy*fontheight(p)), (u_short)dx,
- (u_short)(dy*fontheight(p)), (u_short)width,
- (u_short)(height*fontheight(p)), (u_short)p->next_line, 16);
-}
-
-static void fbcon_virge16_clear(struct vc_data *conp, struct display *p, int sy,
- int sx, int height, int width)
-{
- unsigned char bg;
-
- sx *= 8; width *= 8;
- bg = attr_bgcol_ec(p,conp);
- virgefb_RectFill((u_short)sx, (u_short)(sy*fontheight(p)),
- (u_short)width, (u_short)(height*fontheight(p)),
- (u_short)bg, (u_short)p->next_line, 16);
-}
-
-static void fbcon_virge16_putc(struct vc_data *conp, struct display *p, int c, int yy,
- int xx)
-{
- if (blit_maybe_busy)
- virgefb_wait_for_idle();
- fbcon_cfb16_putc(conp, p, c, yy, xx);
-}
-
-static void fbcon_virge16_putcs(struct vc_data *conp, struct display *p,
- const unsigned short *s, int count, int yy, int xx)
-{
- if (blit_maybe_busy)
- virgefb_wait_for_idle();
- fbcon_cfb16_putcs(conp, p, s, count, yy, xx);
-}
-
-static void fbcon_virge16_revc(struct display *p, int xx, int yy)
-{
- if (blit_maybe_busy)
- virgefb_wait_for_idle();
- fbcon_cfb16_revc(p, xx, yy);
-}
-
-static void fbcon_virge16_clear_margins(struct vc_data *conp, struct display *p,
- int bottom_only)
-{
- if (blit_maybe_busy)
- virgefb_wait_for_idle();
- fbcon_cfb16_clear_margins(conp, p, bottom_only);
-}
-
-static struct display_switch fbcon_virge16 = {
- .setup = fbcon_cfb16_setup,
- .bmove = fbcon_virge16_bmove,
- .clear = fbcon_virge16_clear,
- .putc = fbcon_virge16_putc,
- .putcs = fbcon_virge16_putcs,
- .revc = fbcon_virge16_revc,
- .clear_margins = fbcon_virge16_clear_margins,
- .fontwidthmask = FONTWIDTH(4)|FONTWIDTH(8)|FONTWIDTH(12)|FONTWIDTH(16)
-};
-#endif
-
-#ifdef FBCON_HAS_CFB32
-static void fbcon_virge32_bmove(struct display *p, int sy, int sx, int dy,
- int dx, int height, int width)
-{
- sx *= 16; dx *= 16; width *= 16; /* doubled these values to do 32 bit blit */
- virgefb_BitBLT((u_short)sx, (u_short)(sy*fontheight(p)), (u_short)dx,
- (u_short)(dy*fontheight(p)), (u_short)width,
- (u_short)(height*fontheight(p)), (u_short)p->next_line, 16);
-}
-
-static void fbcon_virge32_clear(struct vc_data *conp, struct display *p, int sy,
- int sx, int height, int width)
-{
- unsigned char bg;
-
- sx *= 16; width *= 16; /* doubled these values to do 32 bit blit */
- bg = attr_bgcol_ec(p,conp);
- virgefb_RectFill((u_short)sx, (u_short)(sy*fontheight(p)),
- (u_short)width, (u_short)(height*fontheight(p)),
- (u_short)bg, (u_short)p->next_line, 16);
-}
-
-static void fbcon_virge32_putc(struct vc_data *conp, struct display *p, int c, int yy,
- int xx)
-{
- if (blit_maybe_busy)
- virgefb_wait_for_idle();
- fbcon_cfb32_putc(conp, p, c, yy, xx);
-}
-
-static void fbcon_virge32_putcs(struct vc_data *conp, struct display *p,
- const unsigned short *s, int count, int yy, int xx)
-{
- if (blit_maybe_busy)
- virgefb_wait_for_idle();
- fbcon_cfb32_putcs(conp, p, s, count, yy, xx);
-}
-
-static void fbcon_virge32_revc(struct display *p, int xx, int yy)
-{
- if (blit_maybe_busy)
- virgefb_wait_for_idle();
- fbcon_cfb32_revc(p, xx, yy);
-}
-
-static void fbcon_virge32_clear_margins(struct vc_data *conp, struct display *p,
- int bottom_only)
-{
- if (blit_maybe_busy)
- virgefb_wait_for_idle();
- fbcon_cfb32_clear_margins(conp, p, bottom_only);
-}
-
-static struct display_switch fbcon_virge32 = {
- .setup = fbcon_cfb32_setup,
- .bmove = fbcon_virge32_bmove,
- .clear = fbcon_virge32_clear,
- .putc = fbcon_virge32_putc,
- .putcs = fbcon_virge32_putcs,
- .revc = fbcon_virge32_revc,
- .clear_margins = fbcon_virge32_clear_margins,
- .fontwidthmask = FONTWIDTH(4)|FONTWIDTH(8)|FONTWIDTH(12)|FONTWIDTH(16)
-};
-#endif
-
-#ifdef MODULE
-MODULE_LICENSE("GPL");
-
-int init_module(void)
-{
- return virgefb_init();
-}
-#endif /* MODULE */
-
-static int cv3d_has_4mb(void)
-{
- /* cyberfb version didn't work, neither does this (not reliably)
- forced to return 4MB */
-#if 0
- volatile unsigned long *t0, *t2;
-#endif
- DPRINTK("ENTER\n");
-#if 0
- /* write patterns in memory and test if they can be read */
- t0 = (volatile unsigned long *)v_ram;
- t2 = (volatile unsigned long *)(v_ram + 0x00200000);
- *t0 = 0x87654321;
- *t2 = 0x12345678;
-
- if (*t0 != 0x87654321) {
- /* read of first location failed */
- DPRINTK("EXIT - 0MB !\n");
- return 0;
- }
-
- if (*t2 == 0x87654321) {
- /* should read 0x12345678 if 4MB */
- DPRINTK("EXIT - 2MB(a) \n");
- return 0;
- }
-
- if (*t2 != 0x12345678) {
- /* upper 2MB read back match failed */
- DPRINTK("EXIT - 2MB(b)\n");
- return 0;
- }
-
- /* may have 4MB */
-
- *t2 = 0xAAAAAAAA;
-
- if(*t2 != 0xAAAAAAAA) {
- /* upper 2MB read back match failed */
- DPRINTK("EXIT - 2MB(c)\n");
- return 0;
- }
-
- *t2 = 0x55555555;
-
- if(*t2 != 0x55555555) {
- /* upper 2MB read back match failed */
- DPRINTK("EXIT - 2MB(d)\n");
- return 0;
- }
-
-#endif
- DPRINTK("EXIT - 4MB\n");
- return 1;
-}
-
-
-/*
- * Computes M, N, and R pll params for freq arg.
- * Returns 16 bits - hi 0MMMMMM lo 0RRNNNNN
- */
-
-#define REFCLOCK 14318000
-
-static unsigned short virgefb_compute_clock(unsigned long freq)
-{
-
- unsigned char m, n, r, rpwr;
- unsigned long diff, ftry, save = ~0UL;
- unsigned short mnr;
-
- DPRINTK("ENTER\n");
-
- for (r = 0, rpwr = 1 ; r < 4 ; r++, rpwr *= 2) {
- if ((135000000 <= (rpwr * freq)) && ((rpwr * freq) <= 270000000)) {
- for (n = 1 ; n < 32 ; n++) {
- m = ((freq * (n + 2) * rpwr)/REFCLOCK) - 2;
- if (m == 0 || m >127)
- break;
- ftry = ((REFCLOCK / (n + 2)) * (m + 2)) / rpwr;
- if (ftry > freq)
- diff = ftry - freq;
- else
- diff = freq - ftry;
- if (diff < save) {
- save = diff;
- mnr = (m << 8) | (r<<5) | (n & 0x7f);
- }
- }
- }
- }
- if (save == ~0UL)
- printk("Can't compute clock PLL values for %ld Hz clock\n", freq);
- DPRINTK("EXIT\n");
- return(mnr);
-}
-
-static void virgefb_load_video_mode(struct fb_var_screeninfo *video_mode)
-{
- unsigned char lace, dblscan, tmp;
- unsigned short mnr;
- unsigned short HT, HDE, HBS, HBW, HSS, HSW;
- unsigned short VT, VDE, VBS, VBW, VSS, VSW;
- unsigned short SCO;
- int cr11;
- int cr67;
- int hmul;
- int xres, xres_virtual, hfront, hsync, hback;
- int yres, vfront, vsync, vback;
- int bpp;
- int i;
- long freq;
-
- DPRINTK("ENTER : %dx%d-%d\n",video_mode->xres, video_mode->yres,
- video_mode->bits_per_pixel);
-
- bpp = video_mode->bits_per_pixel;
- xres = video_mode->xres;
- xres_virtual = video_mode->xres_virtual;
- hfront = video_mode->right_margin;
- hsync = video_mode->hsync_len;
- hback = video_mode->left_margin;
-
- lace = 0;
- dblscan = 0;
-
- if (video_mode->vmode & FB_VMODE_DOUBLE) {
- yres = video_mode->yres * 2;
- vfront = video_mode->lower_margin * 2;
- vsync = video_mode->vsync_len * 2;
- vback = video_mode->upper_margin * 2;
- dblscan = 1;
- } else if (video_mode->vmode & FB_VMODE_INTERLACED) {
- yres = (video_mode->yres + 1) / 2;
- vfront = (video_mode->lower_margin + 1) / 2;
- vsync = (video_mode->vsync_len + 1) / 2;
- vback = (video_mode->upper_margin + 1) / 2;
- lace = 1;
- } else {
- yres = video_mode->yres;
- vfront = video_mode->lower_margin;
- vsync = video_mode->vsync_len;
- vback = video_mode->upper_margin;
- }
-
- switch (bpp) {
- case 8:
- video_mode->red.offset = 0;
- video_mode->green.offset = 0;
- video_mode->blue.offset = 0;
- video_mode->transp.offset = 0;
- video_mode->red.length = 8;
- video_mode->green.length = 8;
- video_mode->blue.length = 8;
- video_mode->transp.length = 0;
- hmul = 1;
- cr67 = 0x00;
- SCO = xres_virtual / 8;
- break;
- case 16:
- video_mode->red.offset = 11;
- video_mode->green.offset = 5;
- video_mode->blue.offset = 0;
- video_mode->transp.offset = 0;
- video_mode->red.length = 5;
- video_mode->green.length = 6;
- video_mode->blue.length = 5;
- video_mode->transp.length = 0;
- hmul = 2;
- cr67 = 0x50;
- SCO = xres_virtual / 4;
- break;
- case 32:
- video_mode->red.offset = 16;
- video_mode->green.offset = 8;
- video_mode->blue.offset = 0;
- video_mode->transp.offset = 24;
- video_mode->red.length = 8;
- video_mode->green.length = 8;
- video_mode->blue.length = 8;
- video_mode->transp.length = 8;
- hmul = 1;
- cr67 = 0xd0;
- SCO = xres_virtual / 2;
- break;
- }
-
- HT = (((xres + hfront + hsync + hback) / 8) * hmul) - 5;
- HDE = ((xres / 8) * hmul) - 1;
- HBS = (xres / 8) * hmul;
- HSS = ((xres + hfront) / 8) * hmul;
- HSW = (hsync / 8) * hmul;
- HBW = (((hfront + hsync + hback) / 8) * hmul) - 2;
-
- VT = yres + vfront + vsync + vback - 2;
- VDE = yres - 1;
- VBS = yres - 1;
- VSS = yres + vfront;
- VSW = vsync;
- VBW = vfront + vsync + vback - 2;
-
-#ifdef VIRGEFBDEBUG
- DPRINTK("HDE : 0x%4.4x, %4.4d\n", HDE, HDE);
- DPRINTK("HBS : 0x%4.4x, %4.4d\n", HBS, HBS);
- DPRINTK("HSS : 0x%4.4x, %4.4d\n", HSS, HSS);
- DPRINTK("HSW : 0x%4.4x, %4.4d\n", HSW, HSW);
- DPRINTK("HBW : 0x%4.4x, %4.4d\n", HBW, HBW);
- DPRINTK("HSS + HSW : 0x%4.4x, %4.4d\n", HSS+HSW, HSS+HSW);
- DPRINTK("HBS + HBW : 0x%4.4x, %4.4d\n", HBS+HBW, HBS+HBW);
- DPRINTK("HT : 0x%4.4x, %4.4d\n", HT, HT);
- DPRINTK("VDE : 0x%4.4x, %4.4d\n", VDE, VDE);
- DPRINTK("VBS : 0x%4.4x, %4.4d\n", VBS, VBS);
- DPRINTK("VSS : 0x%4.4x, %4.4d\n", VSS, VSS);
- DPRINTK("VSW : 0x%4.4x, %4.4d\n", VSW, VSW);
- DPRINTK("VBW : 0x%4.4x, %4.4d\n", VBW, VBW);
- DPRINTK("VT : 0x%4.4x, %4.4d\n", VT, VT);
-#endif
-
-/* turn gfx off, don't mess up the display */
-
- gfx_on_off(1);
-
-/* H and V sync polarity */
-
- tmp = rb_mmio(GREG_MISC_OUTPUT_R) & 0x2f; /* colour, ram enable, clk sr12/s13 sel */
- if (!(video_mode->sync & FB_SYNC_HOR_HIGH_ACT))
- tmp |= 0x40; /* neg H sync polarity */
- if (!(video_mode->sync & FB_SYNC_VERT_HIGH_ACT))
- tmp |= 0x80; /* neg V sync polarity */
- tmp |= 0x0c; /* clk from sr12/sr13 */
- wb_mmio(GREG_MISC_OUTPUT_W, tmp);
-
-/* clocks */
-
- wseq(SEQ_ID_BUS_REQ_CNTL, 0xc0); /* 2 clk mem wr and /RAS1 */
- wseq(SEQ_ID_CLKSYN_CNTL_2, 0x80); /* b7 is 2 mem clk wr */
- mnr = virgefb_compute_clock(MEMCLOCK);
- DPRINTK("mem clock %d, m %d, n %d, r %d.\n", MEMCLOCK, ((mnr>>8)&0x7f), (mnr&0x1f), ((mnr >> 5)&0x03));
- wseq(SEQ_ID_MCLK_LO, (mnr & 0x7f));
- wseq(SEQ_ID_MCLK_HI, ((mnr & 0x7f00) >> 8));
- freq = (1000000000 / video_mode->pixclock) * 1000; /* pixclock is in ps ... convert to Hz */
- mnr = virgefb_compute_clock(freq);
- DPRINTK("dot clock %ld, m %d, n %d, r %d.\n", freq, ((mnr>>8)&0x7f), (mnr&0x1f), ((mnr>>5)&0x03));
- wseq(SEQ_ID_DCLK_LO, (mnr & 0x7f));
- wseq(SEQ_ID_DCLK_HI, ((mnr & 0x7f00) >> 8));
- wseq(SEQ_ID_CLKSYN_CNTL_2, 0xa0);
- wseq(SEQ_ID_CLKSYN_CNTL_2, 0x80);
- udelay(100);
-
-/* load display parameters into board */
-
- /* not sure about sync and blanking extensions bits in cr5d and cr5 */
-
- wcrt(CRT_ID_EXT_HOR_OVF, /* 0x5d */
- ((HT & 0x100) ? 0x01 : 0x00) |
- ((HDE & 0x100) ? 0x02 : 0x00) |
- ((HBS & 0x100) ? 0x04 : 0x00) |
- /* (((HBS + HBW) & 0x40) ? 0x08 : 0x00) | */
- ((HSS & 0x100) ? 0x10 : 0x00) |
- /* (((HSS + HSW) & 0x20) ? 0x20 : 0x00) | */
- ((HSW >= 0x20) ? 0x20 : 0x00) |
- (((HT-5) & 0x100) ? 0x40 : 0x00));
-
- wcrt(CRT_ID_EXT_VER_OVF, /* 0x5e */
- ((VT & 0x400) ? 0x01 : 0x00) |
- ((VDE & 0x400) ? 0x02 : 0x00) |
- ((VBS & 0x400) ? 0x04 : 0x00) |
- ((VSS & 0x400) ? 0x10 : 0x00) |
- 0x40); /* line compare */
-
- wcrt(CRT_ID_START_VER_RETR, VSS);
- cr11 = rcrt(CRT_ID_END_VER_RETR) | 0x20; /* vert interrupt flag */
- wcrt(CRT_ID_END_VER_RETR, ((cr11 & 0x20) | ((VSS + VSW) & 0x0f))); /* keeps vert irq enable state, also has unlock bit cr0 to 7 */
- wcrt(CRT_ID_VER_DISP_ENA_END, VDE);
- wcrt(CRT_ID_START_VER_BLANK, VBS);
- wcrt(CRT_ID_END_VER_BLANK, VBS + VBW); /* might be +/- 1 out */
- wcrt(CRT_ID_HOR_TOTAL, HT);
- wcrt(CRT_ID_DISPLAY_FIFO, HT - 5);
- wcrt(CRT_ID_BACKWAD_COMP_3, 0x10); /* enable display fifo */
- wcrt(CRT_ID_HOR_DISP_ENA_END, HDE);
- wcrt(CRT_ID_START_HOR_BLANK , HBS);
- wcrt(CRT_ID_END_HOR_BLANK, (HBS + HBW) & 0x1f);
- wcrt(CRT_ID_START_HOR_RETR, HSS);
- wcrt(CRT_ID_END_HOR_RETR, /* cr5 */
- ((HSS + HSW) & 0x1f) |
- (((HBS + HBW) & 0x20) ? 0x80 : 0x00));
- wcrt(CRT_ID_VER_TOTAL, VT);
- wcrt(CRT_ID_OVERFLOW,
- ((VT & 0x100) ? 0x01 : 0x00) |
- ((VDE & 0x100) ? 0x02 : 0x00) |
- ((VSS & 0x100) ? 0x04 : 0x00) |
- ((VBS & 0x100) ? 0x08 : 0x00) |
- 0x10 |
- ((VT & 0x200) ? 0x20 : 0x00) |
- ((VDE & 0x200) ? 0x40 : 0x00) |
- ((VSS & 0x200) ? 0x80 : 0x00));
- wcrt(CRT_ID_MAX_SCAN_LINE,
- (dblscan ? 0x80 : 0x00) |
- 0x40 |
- ((VBS & 0x200) ? 0x20 : 0x00));
- wcrt(CRT_ID_LINE_COMPARE, 0xff);
- wcrt(CRT_ID_LACE_RETR_START, HT / 2); /* (HT-5)/2 ? */
- wcrt(CRT_ID_LACE_CONTROL, (lace ? 0x20 : 0x00));
-
- wcrt(CRT_ID_SCREEN_OFFSET, SCO);
- wcrt(CRT_ID_EXT_SYS_CNTL_2, (SCO >> 4) & 0x30 );
-
- /* wait for vert sync before cr67 update */
-
- for (i=0; i < 10000; i++) {
- udelay(10);
- mb();
- if (rb_mmio(GREG_INPUT_STATUS1_R) & 0x08)
- break;
- }
-
- wl_mmio(0x8200, 0x0000c000); /* fifo control (0x00110400 ?) */
- wcrt(CRT_ID_EXT_MISC_CNTL_2, cr67);
-
-/* enable video */
-
- tmp = rb_mmio(ACT_ADDRESS_RESET);
- wb_mmio(ACT_ADDRESS_W, ((bpp == 8) ? 0x20 : 0x00)); /* set b5, ENB PLT in attr idx reg) */
- tmp = rb_mmio(ACT_ADDRESS_RESET);
-
-/* turn gfx on again */
-
- gfx_on_off(0);
-
-/* pass-through */
-
- SetVSwitch(1); /* cv3d */
-
- DUMP;
- DPRINTK("EXIT\n");
-}
-
-static inline void gfx_on_off(int toggle)
-{
- unsigned char tmp;
-
- DPRINTK("ENTER gfx %s\n", (toggle ? "off" : "on"));
-
- toggle = (toggle & 0x01) << 5;
- tmp = rseq(SEQ_ID_CLOCKING_MODE) & (~(0x01 << 5));
- wseq(SEQ_ID_CLOCKING_MODE, tmp | toggle);
-
- DPRINTK("EXIT\n");
-}
-
-#if defined (VIRGEFBDUMP)
-
-/*
- * Dump board registers
- */
-
-static void cv64_dump(void)
-{
- int i;
- u8 c, b;
- u16 w;
- u32 l;
-
- /* crt, seq, gfx and atr regs */
-
- SelectMMIO;
-
- printk("\n");
- for (i = 0; i <= 0x6f; i++) {
- wb_mmio(CRT_ADDRESS, i);
- printk("crt idx : 0x%2.2x : 0x%2.2x\n", i, rb_mmio(CRT_ADDRESS_R));
- }
- for (i = 0; i <= 0x1c; i++) {
- wb_mmio(SEQ_ADDRESS, i);
- printk("seq idx : 0x%2.2x : 0x%2.2x\n", i, rb_mmio(SEQ_ADDRESS_R));
- }
- for (i = 0; i <= 8; i++) {
- wb_mmio(GCT_ADDRESS, i);
- printk("gfx idx : 0x%2.2x : 0x%2.2x\n", i, rb_mmio(GCT_ADDRESS_R));
- }
- for (i = 0; i <= 0x14; i++) {
- c = rb_mmio(ACT_ADDRESS_RESET);
- wb_mmio(ACT_ADDRESS_W, i);
- printk("atr idx : 0x%2.2x : 0x%2.2x\n", i, rb_mmio(ACT_ADDRESS_R));
- }
-
- /* re-enable video access to palette */
-
- c = rb_mmio(ACT_ADDRESS_RESET);
- udelay(10);
- wb_mmio(ACT_ADDRESS_W, 0x20);
- c = rb_mmio(ACT_ADDRESS_RESET);
- udelay(10);
-
- /* general regs */
-
- printk("0x3cc(w 0x3c2) : 0x%2.2x\n", rb_mmio(0x3cc)); /* GREG_MISC_OUTPUT READ */
- printk("0x3c2(-------) : 0x%2.2x\n", rb_mmio(0x3c2)); /* GREG_INPUT_STATUS 0 READ */
- printk("0x3c3(w 0x3c3) : 0x%2.2x\n", rb_vgaio(0x3c3)); /* GREG_VIDEO_SUBS_ENABLE */
- printk("0x3ca(w 0x3da) : 0x%2.2x\n", rb_vgaio(0x3ca)); /* GREG_FEATURE_CONTROL read */
- printk("0x3da(-------) : 0x%2.2x\n", rb_mmio(0x3da)); /* GREG_INPUT_STATUS 1 READ */
-
- /* engine regs */
-
- for (i = 0x8180; i <= 0x8200; i = i + 4)
- printk("0x%8.8x : 0x%8.8x\n", i, rl_mmio(i));
-
- i = 0x8504;
- printk("0x%8.8x : 0x%8.8x\n", i, rl_mmio(i));
- i = 0x850c;
- printk("0x%8.8x : 0x%8.8x\n", i, rl_mmio(i));
- for (i = 0xa4d4; i <= 0xa50c; i = i + 4)
- printk("0x%8.8x : 0x%8.8x\n", i, rl_mmio(i));
-
- /* PCI regs */
-
- SelectCFG;
-
- for (c = 0; c < 0x08; c = c + 2) {
- w = (*((u16 *)((u32)(vgaio_regs + c + (on_zorro2 ? 0 : 0x000e0000)) ^ 2)));
- printk("pci 0x%2.2x : 0x%4.4x\n", c, w);
- }
- c = 8;
- l = (*((u32 *)((u32)(vgaio_regs + c + (on_zorro2 ? 0 : 0x000e0000)))));
- printk("pci 0x%2.2x : 0x%8.8x\n", c, l);
- c = 0x0d;
- b = (*((u8 *)((u32)(vgaio_regs + c + (on_zorro2 ? 0 : 0x000e0000)) ^ 3)));
- printk("pci 0x%2.2x : 0x%2.2x\n", c, b);
- c = 0x10;
- l = (*((u32 *)((u32)(vgaio_regs + c + (on_zorro2 ? 0 : 0x000e0000)))));
- printk("pci 0x%2.2x : 0x%8.8x\n", c, l);
- c = 0x30;
- l = (*((u32 *)((u32)(vgaio_regs + c + (on_zorro2 ? 0 : 0x000e0000)))));
- printk("pci 0x%2.2x : 0x%8.8x\n", c, l);
- c = 0x3c;
- b = (*((u8 *)((u32)(vgaio_regs + c + (on_zorro2 ? 0 : 0x000e0000)) ^ 3)));
- printk("pci 0x%2.2x : 0x%2.2x\n", c, b);
- c = 0x3d;
- b = (*((u8 *)((u32)(vgaio_regs + c + (on_zorro2 ? 0 : 0x000e0000)) ^ 3)));
- printk("pci 0x%2.2x : 0x%2.2x\n", c, b);
- c = 0x3e;
- w = (*((u16 *)((u32)(vgaio_regs + c + (on_zorro2 ? 0 : 0x000e0000)) ^ 2)));
- printk("pci 0x%2.2x : 0x%4.4x\n", c, w);
- SelectMMIO;
-}
-#endif