diff options
author | Stefan Reinauer <stepan@openbios.org> | 2004-04-24 23:10:51 +0000 |
---|---|---|
committer | Stefan Reinauer <stepan@openbios.org> | 2004-04-24 23:10:51 +0000 |
commit | 234454d900a000e4dfd969dff6e5b95831ed2918 (patch) | |
tree | 1036d5b507b70b2900b91377ee6eab834c0522b3 /src | |
parent | 2ab88d1179d46e4e5242286b59ee8519fa79bb05 (diff) |
add missing include files for btext console. add YhLu's fixes to ragexl code
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1535 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src')
-rw-r--r-- | src/console/btext_console.c | 2 | ||||
-rw-r--r-- | src/drivers/ati/ragexl/atyfb.h | 28 | ||||
-rw-r--r-- | src/drivers/ati/ragexl/fb.h | 339 | ||||
-rw-r--r-- | src/drivers/ati/ragexl/fbcon.h | 176 | ||||
-rw-r--r-- | src/drivers/ati/ragexl/mach64_ct.c | 11 | ||||
-rw-r--r-- | src/drivers/ati/ragexl/xlinit.c | 1035 | ||||
-rw-r--r-- | src/include/console/btext.h | 72 |
7 files changed, 1632 insertions, 31 deletions
diff --git a/src/console/btext_console.c b/src/console/btext_console.c index 4a5aa25598..5961a8ab3b 100644 --- a/src/console/btext_console.c +++ b/src/console/btext_console.c @@ -28,7 +28,7 @@ #include <arch/byteorder.h> -#include <pc80/btext.h> +#include <console/btext.h> //#define NO_SCROLL diff --git a/src/drivers/ati/ragexl/atyfb.h b/src/drivers/ati/ragexl/atyfb.h index 5383895e52..31092e2e16 100644 --- a/src/drivers/ati/ragexl/atyfb.h +++ b/src/drivers/ati/ragexl/atyfb.h @@ -23,7 +23,6 @@ /* * Elements of the hardware specific atyfb_par structure */ -#if 0 struct crtc { u32 vxres; u32 vyres; @@ -39,7 +38,7 @@ struct crtc { u32 dp_pix_width; /* acceleration */ u32 dp_chain_mask; /* acceleration */ }; - +#if 0 struct pll_514 { u8 m; u8 n; @@ -83,12 +82,12 @@ union aty_pll { /* * The hardware parameters for each card */ -#if 0 struct atyfb_par { struct crtc crtc; union aty_pll pll; u32 accel_flags; }; +#if 0 struct aty_cursor { int enable; int on; @@ -106,23 +105,30 @@ struct aty_cursor { }; #endif struct fb_info_aty { -#if 0 struct fb_info fb_info; +#if 0 struct fb_info_aty *next; unsigned long ati_regbase_phys; #endif unsigned long ati_regbase; #if 0 unsigned long frame_buffer_phys; +#endif unsigned long frame_buffer; unsigned long clk_wr_offset; +#if 0 struct pci_mmap_map *mmap_map; struct aty_cursor *cursor; +#endif struct aty_cmap_regs *aty_cmap_regs; +#if 0 struct { u8 red, green, blue, pad; } palette[256]; +#endif struct atyfb_par default_par; +#if 0 struct atyfb_par current_par; #endif + u32 features; u32 total_vram; u32 ref_clk_per; @@ -131,14 +137,10 @@ struct fb_info_aty { u32 xclk_per; u8 bus_type; u8 ram_type; -#if 0 u8 mem_refresh_rate; -#endif #if 0 struct aty_dac_ops *dac_ops; struct aty_pll_ops *pll_ops; -#endif -#if 0 struct display disp; struct display_switch dispsw; #endif @@ -155,7 +157,9 @@ struct fb_info_aty { u32 cfb32[16]; #endif } fbcon_cmap; +#endif u8 blitter_may_be_busy; +#if 0 #ifdef __sparc__ u8 mmaped; int open; @@ -354,7 +358,8 @@ extern const struct aty_pll_ops aty_pll_ch8398; /* Chrontel 8398 */ extern const struct aty_pll_ops aty_pll_att20c408; /* AT&T 20C408 */ extern const struct aty_pll_ops aty_pll_ibm514; /* IBM RGB514 */ extern const struct aty_pll_ops aty_pll_unsupported; /* unsupported */ - +#endif +#if 0 static struct aty_pll_ops aty_pll_ct; /* Integrated */ static void aty_set_pll_ct(const struct fb_info_aty *info, @@ -363,7 +368,6 @@ static void aty_set_pll_ct(const struct fb_info_aty *info, static void aty_calc_pll_ct(const struct fb_info_aty *info, struct pll_ct *pll); #endif - #if 0 /* * Hardware cursor support @@ -373,7 +377,7 @@ extern void atyfb_cursor(struct display *p, int mode, int x, int y); extern void aty_set_cursor_color(struct fb_info_aty *fb); extern void aty_set_cursor_shape(struct fb_info_aty *fb); extern int atyfb_set_font(struct display *d, int width, int height); - +#endif /* * Hardware acceleration */ @@ -390,7 +394,7 @@ static inline void wait_for_idle(struct fb_info_aty *info) while ((aty_ld_le32(GUI_STAT, info) & 1)!= 0); info->blitter_may_be_busy = 0; } - +#if 0 extern void aty_reset_engine(const struct fb_info_aty *info); extern void aty_init_engine(const struct atyfb_par *par, struct fb_info_aty *info); diff --git a/src/drivers/ati/ragexl/fb.h b/src/drivers/ati/ragexl/fb.h new file mode 100644 index 0000000000..cdcbc2596c --- /dev/null +++ b/src/drivers/ati/ragexl/fb.h @@ -0,0 +1,339 @@ +#ifndef _LINUX_FB_H +#define _LINUX_FB_H + +#define u32 uint32_t +#define u16 uint16_t +#define u8 uint8_t +#define s16 short + +/* Definitions of frame buffers */ + +#define FB_MAJOR 29 +#define FB_MAX 32 /* sufficient for now */ + +/* ioctls + 0x46 is 'F' */ +#define FBIOGET_VSCREENINFO 0x4600 +#define FBIOPUT_VSCREENINFO 0x4601 +#define FBIOGET_FSCREENINFO 0x4602 +#define FBIOGETCMAP 0x4604 +#define FBIOPUTCMAP 0x4605 +#define FBIOPAN_DISPLAY 0x4606 +/* 0x4607-0x460B are defined below */ +/* #define FBIOGET_MONITORSPEC 0x460C */ +/* #define FBIOPUT_MONITORSPEC 0x460D */ +/* #define FBIOSWITCH_MONIBIT 0x460E */ +#define FBIOGET_CON2FBMAP 0x460F +#define FBIOPUT_CON2FBMAP 0x4610 +#define FBIOBLANK 0x4611 /* arg: 0 or vesa level + 1 */ +#define FBIOGET_VBLANK _IOR('F', 0x12, struct fb_vblank) +#define FBIO_ALLOC 0x4613 +#define FBIO_FREE 0x4614 +#define FBIOGET_GLYPH 0x4615 +#define FBIOGET_HWCINFO 0x4616 +#define FBIOPUT_MODEINFO 0x4617 +#define FBIOGET_DISPINFO 0x4618 + + +#define FB_TYPE_PACKED_PIXELS 0 /* Packed Pixels */ +#define FB_TYPE_PLANES 1 /* Non interleaved planes */ +#define FB_TYPE_INTERLEAVED_PLANES 2 /* Interleaved planes */ +#define FB_TYPE_TEXT 3 /* Text/attributes */ +#define FB_TYPE_VGA_PLANES 4 /* EGA/VGA planes */ + +#define FB_AUX_TEXT_MDA 0 /* Monochrome text */ +#define FB_AUX_TEXT_CGA 1 /* CGA/EGA/VGA Color text */ +#define FB_AUX_TEXT_S3_MMIO 2 /* S3 MMIO fasttext */ +#define FB_AUX_TEXT_MGA_STEP16 3 /* MGA Millenium I: text, attr, 14 reserved bytes */ +#define FB_AUX_TEXT_MGA_STEP8 4 /* other MGAs: text, attr, 6 reserved bytes */ + +#define FB_AUX_VGA_PLANES_VGA4 0 /* 16 color planes (EGA/VGA) */ +#define FB_AUX_VGA_PLANES_CFB4 1 /* CFB4 in planes (VGA) */ +#define FB_AUX_VGA_PLANES_CFB8 2 /* CFB8 in planes (VGA) */ + +#define FB_VISUAL_MONO01 0 /* Monochr. 1=Black 0=White */ +#define FB_VISUAL_MONO10 1 /* Monochr. 1=White 0=Black */ +#define FB_VISUAL_TRUECOLOR 2 /* True color */ +#define FB_VISUAL_PSEUDOCOLOR 3 /* Pseudo color (like atari) */ +#define FB_VISUAL_DIRECTCOLOR 4 /* Direct color */ +#define FB_VISUAL_STATIC_PSEUDOCOLOR 5 /* Pseudo color readonly */ + +#define FB_ACCEL_NONE 0 /* no hardware accelerator */ +#define FB_ACCEL_ATARIBLITT 1 /* Atari Blitter */ +#define FB_ACCEL_AMIGABLITT 2 /* Amiga Blitter */ +#define FB_ACCEL_S3_TRIO64 3 /* Cybervision64 (S3 Trio64) */ +#define FB_ACCEL_NCR_77C32BLT 4 /* RetinaZ3 (NCR 77C32BLT) */ +#define FB_ACCEL_S3_VIRGE 5 /* Cybervision64/3D (S3 ViRGE) */ +#define FB_ACCEL_ATI_MACH64GX 6 /* ATI Mach 64GX family */ +#define FB_ACCEL_DEC_TGA 7 /* DEC 21030 TGA */ +#define FB_ACCEL_ATI_MACH64CT 8 /* ATI Mach 64CT family */ +#define FB_ACCEL_ATI_MACH64VT 9 /* ATI Mach 64CT family VT class */ +#define FB_ACCEL_ATI_MACH64GT 10 /* ATI Mach 64CT family GT class */ +#define FB_ACCEL_SUN_CREATOR 11 /* Sun Creator/Creator3D */ +#define FB_ACCEL_SUN_CGSIX 12 /* Sun cg6 */ +#define FB_ACCEL_SUN_LEO 13 /* Sun leo/zx */ +#define FB_ACCEL_IMS_TWINTURBO 14 /* IMS Twin Turbo */ +#define FB_ACCEL_3DLABS_PERMEDIA2 15 /* 3Dlabs Permedia 2 */ +#define FB_ACCEL_MATROX_MGA2064W 16 /* Matrox MGA2064W (Millenium) */ +#define FB_ACCEL_MATROX_MGA1064SG 17 /* Matrox MGA1064SG (Mystique) */ +#define FB_ACCEL_MATROX_MGA2164W 18 /* Matrox MGA2164W (Millenium II) */ +#define FB_ACCEL_MATROX_MGA2164W_AGP 19 /* Matrox MGA2164W (Millenium II) */ +#define FB_ACCEL_MATROX_MGAG100 20 /* Matrox G100 (Productiva G100) */ +#define FB_ACCEL_MATROX_MGAG200 21 /* Matrox G200 (Myst, Mill, ...) */ +#define FB_ACCEL_SUN_CG14 22 /* Sun cgfourteen */ +#define FB_ACCEL_SUN_BWTWO 23 /* Sun bwtwo */ +#define FB_ACCEL_SUN_CGTHREE 24 /* Sun cgthree */ +#define FB_ACCEL_SUN_TCX 25 /* Sun tcx */ +#define FB_ACCEL_MATROX_MGAG400 26 /* Matrox G400 */ +#define FB_ACCEL_NV3 27 /* nVidia RIVA 128 */ +#define FB_ACCEL_NV4 28 /* nVidia RIVA TNT */ +#define FB_ACCEL_NV5 29 /* nVidia RIVA TNT2 */ +#define FB_ACCEL_CT_6555x 30 /* C&T 6555x */ +#define FB_ACCEL_3DFX_BANSHEE 31 /* 3Dfx Banshee */ +#define FB_ACCEL_ATI_RAGE128 32 /* ATI Rage128 family */ +#define FB_ACCEL_IGS_CYBER2000 33 /* CyberPro 2000 */ +#define FB_ACCEL_IGS_CYBER2010 34 /* CyberPro 2010 */ +#define FB_ACCEL_IGS_CYBER5000 35 /* CyberPro 5000 */ +#define FB_ACCEL_SIS_GLAMOUR 36 /* SiS 300/630/540 */ +#define FB_ACCEL_3DLABS_PERMEDIA3 37 /* 3Dlabs Permedia 3 */ +#define FB_ACCEL_ATI_RADEON 38 /* ATI Radeon family */ +#define FB_ACCEL_SIS_GLAMOUR_2 40 /* SiS 315, 650, 740 */ +#define FB_ACCEL_SIS_XABRE 41 /* SiS 330 ("Xabre") */ + +#define FB_ACCEL_NEOMAGIC_NM2070 90 /* NeoMagic NM2070 */ +#define FB_ACCEL_NEOMAGIC_NM2090 91 /* NeoMagic NM2090 */ +#define FB_ACCEL_NEOMAGIC_NM2093 92 /* NeoMagic NM2093 */ +#define FB_ACCEL_NEOMAGIC_NM2097 93 /* NeoMagic NM2097 */ +#define FB_ACCEL_NEOMAGIC_NM2160 94 /* NeoMagic NM2160 */ +#define FB_ACCEL_NEOMAGIC_NM2200 95 /* NeoMagic NM2200 */ +#define FB_ACCEL_NEOMAGIC_NM2230 96 /* NeoMagic NM2230 */ +#define FB_ACCEL_NEOMAGIC_NM2360 97 /* NeoMagic NM2360 */ +#define FB_ACCEL_NEOMAGIC_NM2380 98 /* NeoMagic NM2380 */ + + +struct fb_fix_screeninfo { + char id[16]; /* identification string eg "TT Builtin" */ + unsigned long smem_start; /* Start of frame buffer mem */ + /* (physical address) */ + u32 smem_len; /* Length of frame buffer mem */ + u32 type; /* see FB_TYPE_* */ + u32 type_aux; /* Interleave for interleaved Planes */ + u32 visual; /* see FB_VISUAL_* */ + u16 xpanstep; /* zero if no hardware panning */ + u16 ypanstep; /* zero if no hardware panning */ + u16 ywrapstep; /* zero if no hardware ywrap */ + u32 line_length; /* length of a line in bytes */ + unsigned long mmio_start; /* Start of Memory Mapped I/O */ + /* (physical address) */ + u32 mmio_len; /* Length of Memory Mapped I/O */ + u32 accel; /* Type of acceleration available */ + u16 reserved[3]; /* Reserved for future compatibility */ +}; + +/* Interpretation of offset for color fields: All offsets are from the right, + * inside a "pixel" value, which is exactly 'bits_per_pixel' wide (means: you + * can use the offset as right argument to <<). A pixel afterwards is a bit + * stream and is written to video memory as that unmodified. This implies + * big-endian byte order if bits_per_pixel is greater than 8. + */ +struct fb_bitfield { + u32 offset; /* beginning of bitfield */ + u32 length; /* length of bitfield */ + u32 msb_right; /* != 0 : Most significant bit is */ + /* right */ +}; + +#define FB_NONSTD_HAM 1 /* Hold-And-Modify (HAM) */ + +#define FB_ACTIVATE_NOW 0 /* set values immediately (or vbl)*/ +#define FB_ACTIVATE_NXTOPEN 1 /* activate on next open */ +#define FB_ACTIVATE_TEST 2 /* don't set, round up impossible */ +#define FB_ACTIVATE_MASK 15 + /* values */ +#define FB_ACTIVATE_VBL 16 /* activate values on next vbl */ +#define FB_CHANGE_CMAP_VBL 32 /* change colormap on vbl */ +#define FB_ACTIVATE_ALL 64 /* change all VCs on this fb */ + +#define FB_ACCELF_TEXT 1 /* text mode acceleration */ + +#define FB_SYNC_HOR_HIGH_ACT 1 /* horizontal sync high active */ +#define FB_SYNC_VERT_HIGH_ACT 2 /* vertical sync high active */ +#define FB_SYNC_EXT 4 /* external sync */ +#define FB_SYNC_COMP_HIGH_ACT 8 /* composite sync high active */ +#define FB_SYNC_BROADCAST 16 /* broadcast video timings */ + /* vtotal = 144d/288n/576i => PAL */ + /* vtotal = 121d/242n/484i => NTSC */ +#define FB_SYNC_ON_GREEN 32 /* sync on green */ + +#define FB_VMODE_NONINTERLACED 0 /* non interlaced */ +#define FB_VMODE_INTERLACED 1 /* interlaced */ +#define FB_VMODE_DOUBLE 2 /* double scan */ +#define FB_VMODE_MASK 255 + +#define FB_VMODE_YWRAP 256 /* ywrap instead of panning */ +#define FB_VMODE_SMOOTH_XPAN 512 /* smooth xpan possible (internally used) */ +#define FB_VMODE_CONUPDATE 512 /* don't update x/yoffset */ + +struct fb_var_screeninfo { + u32 xres; /* visible resolution */ + u32 yres; + u32 xres_virtual; /* virtual resolution */ + u32 yres_virtual; + u32 xoffset; /* offset from virtual to visible */ + u32 yoffset; /* resolution */ + + u32 bits_per_pixel; /* guess what */ + u32 grayscale; /* != 0 Graylevels instead of colors */ + + struct fb_bitfield red; /* bitfield in fb mem if true color, */ + struct fb_bitfield green; /* else only length is significant */ + struct fb_bitfield blue; + struct fb_bitfield transp; /* transparency */ + + u32 nonstd; /* != 0 Non standard pixel format */ + + u32 activate; /* see FB_ACTIVATE_* */ + + u32 height; /* height of picture in mm */ + u32 width; /* width of picture in mm */ + + u32 accel_flags; /* acceleration flags (hints) */ + + /* Timing: All values in pixclocks, except pixclock (of course) */ + u32 pixclock; /* pixel clock in ps (pico seconds) */ + u32 left_margin; /* time from sync to picture */ + u32 right_margin; /* time from picture to sync */ + u32 upper_margin; /* time from sync to picture */ + u32 lower_margin; + u32 hsync_len; /* length of horizontal sync */ + u32 vsync_len; /* length of vertical sync */ + u32 sync; /* see FB_SYNC_* */ + u32 vmode; /* see FB_VMODE_* */ + u32 reserved[6]; /* Reserved for future compatibility */ +}; + +struct fb_cmap { + u32 start; /* First entry */ + u32 len; /* Number of entries */ + u16 *red; /* Red values */ + u16 *green; + u16 *blue; + u16 *transp; /* transparency, can be NULL */ +}; + +struct fb_con2fbmap { + u32 console; + u32 framebuffer; +}; + +/* VESA Blanking Levels */ +#define VESA_NO_BLANKING 0 +#define VESA_VSYNC_SUSPEND 1 +#define VESA_HSYNC_SUSPEND 2 +#define VESA_POWERDOWN 3 + +struct fb_monspecs { + u32 hfmin; /* hfreq lower limit (Hz) */ + u32 hfmax; /* hfreq upper limit (Hz) */ + u16 vfmin; /* vfreq lower limit (Hz) */ + u16 vfmax; /* vfreq upper limit (Hz) */ + unsigned dpms : 1; /* supports DPMS */ +}; + +#define FB_VBLANK_VBLANKING 0x001 /* currently in a vertical blank */ +#define FB_VBLANK_HBLANKING 0x002 /* currently in a horizontal blank */ +#define FB_VBLANK_HAVE_VBLANK 0x004 /* vertical blanks can be detected */ +#define FB_VBLANK_HAVE_HBLANK 0x008 /* horizontal blanks can be detected */ +#define FB_VBLANK_HAVE_COUNT 0x010 /* global retrace counter is available */ +#define FB_VBLANK_HAVE_VCOUNT 0x020 /* the vcount field is valid */ +#define FB_VBLANK_HAVE_HCOUNT 0x040 /* the hcount field is valid */ +#define FB_VBLANK_VSYNCING 0x080 /* currently in a vsync */ +#define FB_VBLANK_HAVE_VSYNC 0x100 /* verical syncs can be detected */ + +struct fb_vblank { + u32 flags; /* FB_VBLANK flags */ + u32 count; /* counter of retraces since boot */ + u32 vcount; /* current scanline position */ + u32 hcount; /* current scandot position */ + u32 reserved[4]; /* reserved for future compatibility */ +}; + + +#if 1 + +#define FBCMD_GET_CURRENTPAR 0xDEAD0005 +#define FBCMD_SET_CURRENTPAR 0xDEAD8005 + +#endif + + + + /* + * Hardware Cursor + */ + +#define FBIOGET_FCURSORINFO 0x4607 +#define FBIOGET_VCURSORINFO 0x4608 +#define FBIOPUT_VCURSORINFO 0x4609 +#define FBIOGET_CURSORSTATE 0x460A +#define FBIOPUT_CURSORSTATE 0x460B + + +struct fb_fix_cursorinfo { + u16 crsr_width; /* width and height of the cursor in */ + u16 crsr_height; /* pixels (zero if no cursor) */ + u16 crsr_xsize; /* cursor size in display pixels */ + u16 crsr_ysize; + u16 crsr_color1; /* colormap entry for cursor color1 */ + u16 crsr_color2; /* colormap entry for cursor color2 */ +}; + +struct fb_var_cursorinfo { + u16 width; + u16 height; + u16 xspot; + u16 yspot; + u8 data[1]; /* field with [height][width] */ +}; + +struct fb_cursorstate { + s16 xoffset; + s16 yoffset; + u16 mode; +}; + + +struct fb_info { + char modename[40]; /* default video mode */ +// kdev_t node; + int flags; + int open; /* Has this been open already ? */ + struct fb_var_screeninfo var; /* Current var */ + struct fb_fix_screeninfo fix; /* Current fix */ + struct fb_monspecs monspecs; /* Current Monitor specs */ + struct fb_cmap cmap; /* Current cmap */ +// struct fb_ops *fbops; + char *screen_base; /* Virtual address */ + struct display *disp; /* initial display variable */ +// struct vc_data *display_fg; /* Console visible on this display */ + char fontname[40]; /* default font name */ +#if 0 + devfs_handle_t devfs_handle; /* Devfs handle for new name */ + devfs_handle_t devfs_lhandle; /* Devfs handle for compat. symlink */ + int (*changevar)(int); /* tell console var has changed */ + int (*switch_con)(int, struct fb_info*); + /* tell fb to switch consoles */ + int (*updatevar)(int, struct fb_info*); + /* tell fb to update the vars */ + void (*blank)(int, struct fb_info*); /* tell fb to (un)blank the screen */ + /* arg = 0: unblank */ + /* arg > 0: VESA level (arg-1) */ +#endif + void *pseudo_palette; /* Fake palette of 16 colors and + the cursor's color for non + palette mode */ + /* From here on everything is device dependent */ + void *par; +}; + +#endif /* _LINUX_FB_H */ diff --git a/src/drivers/ati/ragexl/fbcon.h b/src/drivers/ati/ragexl/fbcon.h new file mode 100644 index 0000000000..56328323dc --- /dev/null +++ b/src/drivers/ati/ragexl/fbcon.h @@ -0,0 +1,176 @@ +/* + * linux/drivers/video/fbcon.h -- Low level frame buffer based console driver + * + * Copyright (C) 1997 Geert Uytterhoeven + * + * 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. + */ + +#ifndef _VIDEO_FBCON_H +#define _VIDEO_FBCON_H + + + +struct display { + /* Filled in by the frame buffer device */ + + struct fb_var_screeninfo var; /* variable infos. yoffset and vmode */ + /* are updated by fbcon.c */ + struct fb_cmap cmap; /* colormap */ + char *screen_base; /* pointer to top of virtual screen */ + /* (virtual address) */ + int visual; + int type; /* see FB_TYPE_* */ + int type_aux; /* Interleave for interleaved Planes */ + u16 ypanstep; /* zero if no hardware ypan */ + u16 ywrapstep; /* zero if no hardware ywrap */ + u32 line_length; /* length of a line in bytes */ + u16 can_soft_blank; /* zero if no hardware blanking */ + u16 inverse; /* != 0 text black on white as default */ +// struct display_switch *dispsw; /* low level operations */ +// void *dispsw_data; /* optional dispsw helper data */ + +#if 0 + struct fb_fix_cursorinfo fcrsr; + struct fb_var_cursorinfo *vcrsr; + struct fb_cursorstate crsrstate; +#endif + + /* Filled in by the low-level console driver */ + + struct vc_data *conp; /* pointer to console data */ +// struct fb_info *fb_info; /* frame buffer for this console */ + int vrows; /* number of virtual rows */ + unsigned short cursor_x; /* current cursor position */ + unsigned short cursor_y; + int fgcol; /* text colors */ + int bgcol; + u32 next_line; /* offset to one line below */ + u32 next_plane; /* offset to next plane */ + u8 *fontdata; /* Font associated to this display */ + unsigned short _fontheightlog; + unsigned short _fontwidthlog; + unsigned short _fontheight; + unsigned short _fontwidth; + int userfont; /* != 0 if fontdata kmalloc()ed */ + u16 scrollmode; /* Scroll Method */ + short yscroll; /* Hardware scrolling */ + unsigned char fgshift, bgshift; + unsigned short charmask; /* 0xff or 0x1ff */ +}; + + +#define fontheight(p) ((p)->_fontheight) +#define fontheightlog(p) ((p)->_fontheightlog) + +#ifdef CONFIG_FBCON_FONTWIDTH8_ONLY + +/* fontwidth w is supported by dispsw */ +#define FONTWIDTH(w) (1 << ((8) - 1)) +/* fontwidths w1-w2 inclusive are supported by dispsw */ +#define FONTWIDTHRANGE(w1,w2) FONTWIDTH(8) + +#define fontwidth(p) (8) +#define fontwidthlog(p) (0) + +#else + +/* fontwidth w is supported by dispsw */ +#define FONTWIDTH(w) (1 << ((w) - 1)) +/* fontwidths w1-w2 inclusive are supported by dispsw */ +#define FONTWIDTHRANGE(w1,w2) (FONTWIDTH(w2+1) - FONTWIDTH(w1)) + +#define fontwidth(p) ((p)->_fontwidth) +#define fontwidthlog(p) ((p)->_fontwidthlog) + +#endif + + /* + * Attribute Decoding + */ + +/* Color */ +#define attr_fgcol(p,s) \ + (((s) >> ((p)->fgshift)) & 0x0f) +#define attr_bgcol(p,s) \ + (((s) >> ((p)->bgshift)) & 0x0f) +#define attr_bgcol_ec(p,conp) \ + ((conp) ? (((conp)->vc_video_erase_char >> ((p)->bgshift)) & 0x0f) : 0) + +/* Monochrome */ +#define attr_bold(p,s) \ + ((s) & 0x200) +#define attr_reverse(p,s) \ + (((s) & 0x800) ^ ((p)->inverse ? 0x800 : 0)) +#define attr_underline(p,s) \ + ((s) & 0x400) +#define attr_blink(p,s) \ + ((s) & 0x8000) + + /* + * Scroll Method + */ + +/* Internal flags */ +#define __SCROLL_YPAN 0x001 +#define __SCROLL_YWRAP 0x002 +#define __SCROLL_YMOVE 0x003 +#define __SCROLL_YREDRAW 0x004 +#define __SCROLL_YMASK 0x00f +#define __SCROLL_YFIXED 0x010 +#define __SCROLL_YNOMOVE 0x020 +#define __SCROLL_YPANREDRAW 0x040 +#define __SCROLL_YNOPARTIAL 0x080 + +/* Only these should be used by the drivers */ +/* Which one should you use? If you have a fast card and slow bus, + then probably just 0 to indicate fbcon should choose between + YWRAP/YPAN+MOVE/YMOVE. On the other side, if you have a fast bus + and even better if your card can do fonting (1->8/32bit painting), + you should consider either SCROLL_YREDRAW (if your card is + able to do neither YPAN/YWRAP), or SCROLL_YNOMOVE. + The best is to test it with some real life scrolling (usually, not + all lines on the screen are filled completely with non-space characters, + and REDRAW performs much better on such lines, so don't cat a file + with every line covering all screen columns, it would not be the right + benchmark). + */ +#define SCROLL_YREDRAW (__SCROLL_YFIXED|__SCROLL_YREDRAW) +#define SCROLL_YNOMOVE (__SCROLL_YNOMOVE|__SCROLL_YPANREDRAW) + +/* SCROLL_YNOPARTIAL, used in combination with the above, is for video + cards which can not handle using panning to scroll a portion of the + screen without excessive flicker. Panning will only be used for + whole screens. + */ +/* Namespace consistency */ +#define SCROLL_YNOPARTIAL __SCROLL_YNOPARTIAL + + +#if defined(__i386__) || defined(__alpha__) || \ + defined(__x86_64__) || defined(__hppa__) || \ + defined(__powerpc64__) + +#define fb_readb __raw_readb +#define fb_readw __raw_readw +#define fb_readl __raw_readl +#define fb_writeb __raw_writeb +#define fb_writew __raw_writew +#define fb_writel __raw_writel +#define fb_memset memset_io + +#else + +#define fb_readb(addr) (*(volatile u8 *) (addr)) +#define fb_readw(addr) (*(volatile u16 *) (addr)) +#define fb_readl(addr) (*(volatile u32 *) (addr)) +#define fb_writeb(b,addr) (*(volatile u8 *) (addr) = (b)) +#define fb_writew(b,addr) (*(volatile u16 *) (addr) = (b)) +#define fb_writel(b,addr) (*(volatile u32 *) (addr) = (b)) +#define fb_memset memset + +#endif + +#endif /* _VIDEO_FBCON_H */ diff --git a/src/drivers/ati/ragexl/mach64_ct.c b/src/drivers/ati/ragexl/mach64_ct.c index 4cc4969e8f..bc1af5ff3a 100644 --- a/src/drivers/ati/ragexl/mach64_ct.c +++ b/src/drivers/ati/ragexl/mach64_ct.c @@ -1,7 +1,7 @@ #define DEBUG_PLL 0 /* FIXME: remove the FAIL definition */ -#define FAIL(x) do { printk_debug(x); return -EINVAL; } while (0) +#define FAIL(x) do { printk_spew(x); return -EINVAL; } while (0) static int aty_valid_pll_ct(const struct fb_info_aty *info, u32 vclk_per, struct pll_ct *pll); @@ -270,7 +270,7 @@ static void aty_calc_pll_ct(const struct fb_info_aty *info, struct pll_ct *pll) pll->vclk_post_div = vpostdiv; } -static int aty_var_to_pll_ct(const struct fb_info_aty *info, u32 vclk_per, +int aty_var_to_pll_ct(const struct fb_info_aty *info, u32 vclk_per, u8 bpp, union aty_pll *pll) { int err; @@ -282,7 +282,7 @@ static int aty_var_to_pll_ct(const struct fb_info_aty *info, u32 vclk_per, return 0; } #if 0 -static u32 aty_pll_ct_to_var(const struct fb_info_aty *info, +u32 aty_pll_ct_to_var(const struct fb_info_aty *info, const union aty_pll *pll) { u32 ref_clk_per = info->ref_clk_per; @@ -292,10 +292,10 @@ static u32 aty_pll_ct_to_var(const struct fb_info_aty *info, return ref_clk_per*pll_ref_div*vclk_post_div/vclk_fb_div/2; } - +#endif void aty_set_pll_ct(const struct fb_info_aty *info, const union aty_pll *pll) { -#ifdef DEBUG +#if DEBUG_PLL==1 printk_debug("aty_set_pll_ct: about to program:\n" "refdiv=%d, extcntl=0x%02x, mfbdiv=%d\n" "spllcntl2=0x%02x, sfbdiv=%d, gencntl=0x%02x\n" @@ -345,6 +345,7 @@ void aty_set_pll_ct(const struct fb_info_aty *info, const union aty_pll *pll) aty_st_pll(DLL_CNTL, dll_cntl & ~0x40, info); } } +#if 0 static int dummy(void) { return 0; diff --git a/src/drivers/ati/ragexl/xlinit.c b/src/drivers/ati/ragexl/xlinit.c index 331fd06bac..4ec637a6aa 100644 --- a/src/drivers/ati/ragexl/xlinit.c +++ b/src/drivers/ati/ragexl/xlinit.c @@ -21,9 +21,22 @@ #include <device/pci_ids.h> #include <device/pci_ops.h> +#include "fb.h" +#include "fbcon.h" #include "mach64.h" + +struct aty_cmap_regs { + u8 windex; + u8 lut; + u8 mask; + u8 rindex; + u8 cntl; +}; + #include "atyfb.h" +#include <console/btext.h> + #include "mach64_ct.c" #define MPLL_GAIN 0xad @@ -197,7 +210,6 @@ static int atyfb_xl_init(struct fb_info_aty *info) * pixclock and bpp values don't matter yet, the vclk * isn't programmed until later. */ - if ((err = aty_var_to_pll_ct(info, 39726, 8, &pll))) return err; // if ((err = aty_pll_ct.var_to_pll(info, 39726, 8, &pll))) return err; @@ -355,6 +367,53 @@ static int atyfb_xl_init(struct fb_info_aty *info) static char m64n_xl_33[] = "3D RAGE (XL PCI-33MHz)"; static char m64n_xl_66[] = "3D RAGE (XL PCI-66MHz)"; +static void aty_set_crtc(const struct fb_info_aty *info, + const struct crtc *crtc); +static int aty_var_to_crtc(const struct fb_info_aty *info, + const struct fb_var_screeninfo *var, + struct crtc *crtc); +#if 0 +static int aty_crtc_to_var(const struct crtc *crtc, + struct fb_var_screeninfo *var); +#endif + +static void atyfb_set_par(const struct atyfb_par *par, + struct fb_info_aty *info); +static int atyfb_decode_var(const struct fb_var_screeninfo *var, + struct atyfb_par *par, + const struct fb_info_aty *info); +#if 0 +static int atyfb_encode_var(struct fb_var_screeninfo *var, + const struct atyfb_par *par, + const struct fb_info_aty *info); +#endif + +static void do_install_cmap(int con, struct fb_info *fb); + +#if 0 +static u32 default_vram = 0; +#endif + +unsigned char color_table[] = { 0, 4, 2, 6, 1, 5, 3, 7, + 8,12,10,14, 9,13,11,15 }; +#if 0 +/* the default colour table, for VGA+ colour systems */ +int default_red[] = {0x00,0xaa,0x00,0xaa,0x00,0xaa,0x00,0xaa, + 0x55,0xff,0x55,0xff,0x55,0xff,0x55,0xff}; +int default_grn[] = {0x00,0x00,0xaa,0x55,0x00,0x00,0xaa,0xaa, + 0x55,0x55,0xff,0xff,0x55,0x55,0xff,0xff}; +int default_blu[] = {0x00,0x00,0x00,0x00,0xaa,0xaa,0xaa,0xaa, + 0x55,0x55,0x55,0x55,0xff,0xff,0xff,0xff}; +#endif + +struct fb_var_screeninfo default_var = { + /* 640x480, 60 Hz, Non-Interlaced (25.175 MHz dotclock) */ + 640, 480, 640, 480, 0, 0, 8, 0, + {0, 8, 0}, {0, 8, 0}, {0, 8, 0}, {0, 0, 0}, + 0, 0, -1, -1, 0, 39722, 48, 16, 33, 10, 96, 2, + 0, FB_VMODE_NONINTERLACED +}; + static struct { u16 pci_id, chip_type; u8 rev_mask, rev_val; @@ -367,28 +426,33 @@ static struct { /* 3D RAGE XL PCI-33/BGA */ { 0x4752, 0x4752, 0x00, 0x00, m64n_xl_33, 230, 83, 63, M64F_GT | M64F_INTEGRATED | M64F_RESET_3D | M64F_GTB_DSP | M64F_SDRAM_MAGIC_PLL | M64F_EXTRA_BRIGHT | M64F_XL_DLL | M64F_MFB_TIMES_4 }, }; -#if 0 +#if 1 static void aty_calc_mem_refresh(struct fb_info_aty *info, u16 id, int xclk) { int i, size; +#if 0 const int ragepro_tbl[] = { 44, 50, 55, 66, 75, 80, 100 }; +#endif const int ragexl_tbl[] = { 50, 66, 75, 83, 90, 95, 100, 105, 110, 115, 120, 125, 133, 143, 166 }; const int *refresh_tbl; - +#if 0 if (IS_XL(id)) { +#endif refresh_tbl = ragexl_tbl; size = sizeof(ragexl_tbl)/sizeof(int); +#if 0 } else { refresh_tbl = ragepro_tbl; size = sizeof(ragepro_tbl)/sizeof(int); } +#endif for (i=0; i < size; i++) { if (xclk < refresh_tbl[i]) @@ -401,25 +465,38 @@ static void aty_calc_mem_refresh(struct fb_info_aty *info, static void ati_ragexl_init(device_t dev) { u32 chip_id; u32 i; - int j, k; + int j; u16 type; u8 rev; - const char *chipname = NULL; + const char *chipname = NULL, *xtal; int pll, mclk, xclk; +#if 0 + int gtb_memsize, k; +#endif struct fb_info_aty *info; struct fb_info_aty info_t; struct resource *res; info = &info_t; + struct fb_var_screeninfo var; +#if 0 + struct display *disp; +#endif + +#if 0 + u8 pll_ref_div; +#endif + #define USE_AUX_REG 1 -#if USE_AUX_REG==0 res = &dev->resource[0]; if(res->flags & IORESOURCE_IO) { res = &dev->resource[1]; } - info->ati_regbase = res->base+0x7ff000+0xc00; + info->frame_buffer = res->base; +#if USE_AUX_REG==0 + info->ati_regbase = res->base+0x7ff000+0xc00; #else res = &dev->resource[2]; if(res->flags & IORESOURCE_MEM) { @@ -427,7 +504,9 @@ static void ati_ragexl_init(device_t dev) { } #endif - printk_debug("ati_regbase = 0x%08x\r\n", info->ati_regbase); + printk_info("ati_regbase = 0x%08x, frame_buffer = 0x%08x\r\n", info->ati_regbase, info->frame_buffer); + + info->aty_cmap_regs = (struct aty_cmap_regs *)(info->ati_regbase+0xc0); chip_id = aty_ld_le32(CONFIG_CHIP_ID, info); type = chip_id & CFG_CHIP_TYPE; @@ -446,15 +525,15 @@ static void ati_ragexl_init(device_t dev) { return ; found: - printk_debug("ati_ragexl_init: %s [0x%04x rev 0x%02x] ", chipname, type, rev); - + printk_info("ati_ragexl_init: %s [0x%04x rev 0x%02x]\r\n", chipname, type, rev); +#if 0 if (M64_HAS(INTEGRATED)) { /* for many chips, the mclk is 67 MHz for SDRAM, 63 MHz otherwise */ if (mclk == 67 && info->ram_type < SDRAM) mclk = 63; } - -// aty_calc_mem_refresh(info, type, xclk); +#endif + aty_calc_mem_refresh(info, type, xclk); info->pll_per = 1000000/pll; info->mclk_per = 1000000/mclk; info->xclk_per = 1000000/xclk; @@ -464,8 +543,938 @@ found: info->bus_type = PCI; - atyfb_xl_init(info); + atyfb_xl_init(info); + + info->ram_type = (aty_ld_le32(CONFIG_STAT0, info) & 0x07); + + info->ref_clk_per = 1000000000000ULL/14318180; + xtal = "14.31818"; +#if 0 + if (M64_HAS(GTB_DSP) && (pll_ref_div = aty_ld_pll(PLL_REF_DIV, info))) { + int diff1, diff2; + diff1 = 510*14/pll_ref_div-pll; + diff2 = 510*29/pll_ref_div-pll; + if (diff1 < 0) + diff1 = -diff1; + if (diff2 < 0) + diff2 = -diff2; + if (diff2 < diff1) { + info->ref_clk_per = 1000000000000ULL/29498928; + xtal = "29.498928"; + } + } +#endif + + i = aty_ld_le32(MEM_CNTL, info); +#if 0 + gtb_memsize = M64_HAS(GTB_DSP); + if (gtb_memsize) // We have +#endif + switch (i & 0xF) { /* 0xF used instead of MEM_SIZE_ALIAS */ + case MEM_SIZE_512K: + info->total_vram = 0x80000; + break; + case MEM_SIZE_1M: + info->total_vram = 0x100000; + break; + case MEM_SIZE_2M_GTB: + info->total_vram = 0x200000; + break; + case MEM_SIZE_4M_GTB: + info->total_vram = 0x400000; + break; + case MEM_SIZE_6M_GTB: + info->total_vram = 0x600000; + break; + case MEM_SIZE_8M_GTB: + info->total_vram = 0x800000; + break; + default: + info->total_vram = 0x80000; + } +#if 0 + else + switch (i & MEM_SIZE_ALIAS) { + case MEM_SIZE_512K: + info->total_vram = 0x80000; + break; + case MEM_SIZE_1M: + info->total_vram = 0x100000; + break; + case MEM_SIZE_2M: + info->total_vram = 0x200000; + break; + case MEM_SIZE_4M: + info->total_vram = 0x400000; + break; + case MEM_SIZE_6M: + info->total_vram = 0x600000; + break; + case MEM_SIZE_8M: + info->total_vram = 0x800000; + break; + default: + info->total_vram = 0x80000; + } +#endif + + if (M64_HAS(MAGIC_VRAM_SIZE)) { + if (aty_ld_le32(CONFIG_STAT1, info) & 0x40000000) + info->total_vram += 0x400000; + } +#if 0 + if (default_vram) { + info->total_vram = default_vram*1024; + i = i & ~(gtb_memsize ? 0xF : MEM_SIZE_ALIAS); + if (info->total_vram <= 0x80000) + i |= MEM_SIZE_512K; + else if (info->total_vram <= 0x100000) + i |= MEM_SIZE_1M; + else if (info->total_vram <= 0x200000) + i |= gtb_memsize ? MEM_SIZE_2M_GTB : MEM_SIZE_2M; + else if (info->total_vram <= 0x400000) + i |= gtb_memsize ? MEM_SIZE_4M_GTB : MEM_SIZE_4M; + else if (info->total_vram <= 0x600000) + i |= gtb_memsize ? MEM_SIZE_6M_GTB : MEM_SIZE_6M; + else + i |= gtb_memsize ? MEM_SIZE_8M_GTB : MEM_SIZE_8M; + aty_st_le32(MEM_CNTL, i, info); + } +#endif + + /* Clear the video memory */ +// fb_memset((void *)info->frame_buffer, 0, info->total_vram); +#if 0 + disp = &info->disp; + +// strcpy(info->fb_info.modename, atyfb_name); + info->fb_info.node = -1; +// info->fb_info.fbops = &atyfb_ops; + info->fb_info.disp = disp; +// strcpy(info->fb_info.fontname, fontname); + info->fb_info.changevar = NULL; +// info->fb_info.switch_con = &atyfbcon_switch; +// info->fb_info.updatevar = &atyfbcon_updatevar; +// info->fb_info.blank = &atyfbcon_blank; + info->fb_info.flags = FBINFO_FLAG_DEFAULT; +#endif + var = default_var; + +#if 0 + if (noaccel) // We has noaccel in default + var.accel_flags &= ~FB_ACCELF_TEXT; + else + var.accel_flags |= FB_ACCELF_TEXT; +#endif + + if (var.yres == var.yres_virtual) { + u32 vram = info->total_vram ; + var.yres_virtual = ((vram * 8) / var.bits_per_pixel) / var.xres_virtual; + if (var.yres_virtual < var.yres) + var.yres_virtual = var.yres; + } + + if (atyfb_decode_var(&var, &info->default_par, info)) { + printk_debug("atyfb: can't set default video mode\n"); + return ; + } +#if 0 + for (j = 0; j < 16; j++) { + k = color_table[j]; + info->palette[j].red = default_red[k]; + info->palette[j].green = default_grn[k]; + info->palette[j].blue = default_blu[k]; + } +#endif + +#if 0 + if (curblink && M64_HAS(INTEGRATED)) { + info->cursor = aty_init_cursor(info); + if (info->cursor) { + info->dispsw.cursor = atyfb_cursor; + info->dispsw.set_font = atyfb_set_font; + } + } +#endif + +#if 0 + atyfb_set_var(&var, -1, &info->fb_info); +#else + atyfb_set_par(&info->default_par, info); + do_install_cmap(-1, &info->fb_info); +#endif + +#if 0 + + printk_info("framebuffer=0x%08x, width=%d, height=%d, bpp=%d, pitch=%d\n",info->frame_buffer, + (((info->current_par.crtc.h_tot_disp>>16) & 0xff)+1)*8, + ((info->current_par.crtc.v_tot_disp>>16) & 0x7ff)+1, + info->current_par.crtc.bpp, + info->current_par.crtc.vxres*info->default_par.crtc.bpp/8 + ); + btext_setup_display( + (((info->current_par.crtc.h_tot_disp>>16) & 0xff)+1)*8, + ((info->current_par.crtc.v_tot_disp>>16) & 0x7ff)+1, + info->current_par.crtc.bpp, + info->current_par.crtc.vxres*info->current_par.crtc.bpp/8,info->frame_buffer); +#else + printk_debug("framebuffer=0x%08x, width=%d, height=%d, bpp=%d, pitch=%d\n",info->frame_buffer, + (((info->default_par.crtc.h_tot_disp>>16) & 0xff)+1)*8, + ((info->default_par.crtc.v_tot_disp>>16) & 0x7ff)+1, + info->default_par.crtc.bpp, + info->default_par.crtc.vxres*info->default_par.crtc.bpp/8 + ); + btext_setup_display( + (((info->default_par.crtc.h_tot_disp>>16) & 0xff)+1)*8, + ((info->default_par.crtc.v_tot_disp>>16) & 0x7ff)+1, + info->default_par.crtc.bpp, + info->default_par.crtc.vxres*info->default_par.crtc.bpp/8,info->frame_buffer); +#endif + + btext_clearscreen(); + + map_boot_text(); + +#if 0 + btext_drawstring("1\n"); + btext_drawstring("2\n"); + btext_drawstring("3\n"); + btext_drawstring("4\n"); + btext_drawstring("test framebuffer 5\n"); + btext_drawstring("test framebuffer 6\n"); + btext_drawstring("test framebuffer 7\n"); + btext_drawstring("test framebuffer 8\n"); + btext_drawstring("test framebuffer 9\n"); + btext_drawstring("test framebuffer 10\n"); + btext_drawstring("test framebuffer 11\n"); + btext_drawstring("test framebuffer 12\n"); + btext_drawstring("test framebuffer 13\n"); + btext_drawstring("test framebuffer 14\n"); + btext_drawstring("test framebuffer 15\n"); + btext_drawstring("test framebuffer 16\n"); + btext_drawstring("test framebuffer 17\n"); + btext_drawstring("test framebuffer 18\n"); + btext_drawstring("test framebuffer 19\n"); + btext_drawstring("test framebuffer 20\n"); + btext_drawstring("test framebuffer 21\n"); + btext_drawstring("test framebuffer 22\n"); + btext_drawstring("test framebuffer 23\n"); + btext_drawstring("test framebuffer 24\n"); + + mdelay(10000); +// test end +#endif + +} + +static int atyfb_decode_var(const struct fb_var_screeninfo *var, + struct atyfb_par *par, + const struct fb_info_aty *info) +{ + int err; + + if ((err = aty_var_to_crtc(info, var, &par->crtc)) || + (err = aty_var_to_pll_ct(info, var->pixclock, par->crtc.bpp, + &par->pll))) + return err; + +#if 0 + if (var->accel_flags & FB_ACCELF_TEXT) + par->accel_flags = FB_ACCELF_TEXT; + else +#endif + par->accel_flags = 0; + +#if 0 /* fbmon is not done. uncomment for 2.5.x -brad */ + if (!fbmon_valid_timings(var->pixclock, htotal, vtotal, info)) + return -EINVAL; +#endif + + return 0; } +#if 0 +static int atyfb_encode_var(struct fb_var_screeninfo *var, + const struct atyfb_par *par, + const struct fb_info_aty *info) +{ + int err; + + memset(var, 0, sizeof(struct fb_var_screeninfo)); + + if ((err = aty_crtc_to_var(&par->crtc, var))) + return err; + var->pixclock = aty_pll_ct_to_var(info, &par->pll); + + var->height = -1; + var->width = -1; + var->accel_flags = par->accel_flags; + + return 0; +} +#endif +static void aty_set_crtc(const struct fb_info_aty *info, + const struct crtc *crtc) +{ + aty_st_le32(CRTC_H_TOTAL_DISP, crtc->h_tot_disp, info); + aty_st_le32(CRTC_H_SYNC_STRT_WID, crtc->h_sync_strt_wid, info); + aty_st_le32(CRTC_V_TOTAL_DISP, crtc->v_tot_disp, info); + aty_st_le32(CRTC_V_SYNC_STRT_WID, crtc->v_sync_strt_wid, info); + aty_st_le32(CRTC_VLINE_CRNT_VLINE, 0, info); + aty_st_le32(CRTC_OFF_PITCH, crtc->off_pitch, info); + aty_st_le32(CRTC_GEN_CNTL, crtc->gen_cntl, info); +} + +static int aty_var_to_crtc(const struct fb_info_aty *info, + const struct fb_var_screeninfo *var, + struct crtc *crtc) +{ + u32 xres, yres, vxres, vyres, xoffset, yoffset, bpp; + u32 left, right, upper, lower, hslen, vslen, sync, vmode; + u32 h_total, h_disp, h_sync_strt, h_sync_dly, h_sync_wid, h_sync_pol; + u32 v_total, v_disp, v_sync_strt, v_sync_wid, v_sync_pol, c_sync; + u32 pix_width, dp_pix_width, dp_chain_mask; + + /* input */ + xres = var->xres; + yres = var->yres; + vxres = var->xres_virtual; + vyres = var->yres_virtual; + xoffset = var->xoffset; + yoffset = var->yoffset; + bpp = var->bits_per_pixel; + left = var->left_margin; + right = var->right_margin; + upper = var->upper_margin; + lower = var->lower_margin; + hslen = var->hsync_len; + vslen = var->vsync_len; + sync = var->sync; + vmode = var->vmode; + + /* convert (and round up) and validate */ + xres = (xres+7) & ~7; + xoffset = (xoffset+7) & ~7; + vxres = (vxres+7) & ~7; + if (vxres < xres+xoffset) + vxres = xres+xoffset; + h_disp = xres/8-1; + if (h_disp > 0xff) + FAIL("h_disp too large"); + h_sync_strt = h_disp+(right/8); + if (h_sync_strt > 0x1ff) + FAIL("h_sync_start too large"); + h_sync_dly = right & 7; + h_sync_wid = (hslen+7)/8; + if (h_sync_wid > 0x1f) + FAIL("h_sync_wid too large"); + h_total = h_sync_strt+h_sync_wid+(h_sync_dly+left+7)/8; + if (h_total > 0x1ff) + FAIL("h_total too large"); + h_sync_pol = sync & FB_SYNC_HOR_HIGH_ACT ? 0 : 1; + + if (vyres < yres+yoffset) + vyres = yres+yoffset; + v_disp = yres-1; + if (v_disp > 0x7ff) + FAIL("v_disp too large"); + v_sync_strt = v_disp+lower; + if (v_sync_strt > 0x7ff) + FAIL("v_sync_strt too large"); + v_sync_wid = vslen; + if (v_sync_wid > 0x1f) + FAIL("v_sync_wid too large"); + v_total = v_sync_strt+v_sync_wid+upper; + if (v_total > 0x7ff) + FAIL("v_total too large"); + v_sync_pol = sync & FB_SYNC_VERT_HIGH_ACT ? 0 : 1; + + c_sync = sync & FB_SYNC_COMP_HIGH_ACT ? CRTC_CSYNC_EN : 0; + + if (bpp <= 8) { + bpp = 8; + pix_width = CRTC_PIX_WIDTH_8BPP; + dp_pix_width = HOST_8BPP | SRC_8BPP | DST_8BPP | BYTE_ORDER_LSB_TO_MSB; + dp_chain_mask = 0x8080; + } +#if 0 + else if (bpp <= 16) { + bpp = 16; + pix_width = CRTC_PIX_WIDTH_15BPP; + dp_pix_width = HOST_15BPP | SRC_15BPP | DST_15BPP | + BYTE_ORDER_LSB_TO_MSB; + dp_chain_mask = 0x4210; + } else if (bpp <= 24 && M64_HAS(INTEGRATED)) { + bpp = 24; + pix_width = CRTC_PIX_WIDTH_24BPP; + dp_pix_width = HOST_8BPP | SRC_8BPP | DST_8BPP | BYTE_ORDER_LSB_TO_MSB; + dp_chain_mask = 0x8080; + } else if (bpp <= 32) { + bpp = 32; + pix_width = CRTC_PIX_WIDTH_32BPP; + dp_pix_width = HOST_32BPP | SRC_32BPP | DST_32BPP | + BYTE_ORDER_LSB_TO_MSB; + dp_chain_mask = 0x8080; + } +#endif +else + FAIL("invalid bpp"); + + if (vxres*vyres*bpp/8 > info->total_vram) + FAIL("not enough video RAM"); + if ((vmode & FB_VMODE_MASK) != FB_VMODE_NONINTERLACED) + FAIL("invalid vmode"); + + /* output */ + crtc->vxres = vxres; + crtc->vyres = vyres; + crtc->xoffset = xoffset; + crtc->yoffset = yoffset; + crtc->bpp = bpp; + crtc->h_tot_disp = h_total | (h_disp<<16); + crtc->h_sync_strt_wid = (h_sync_strt & 0xff) | (h_sync_dly<<8) | + ((h_sync_strt & 0x100)<<4) | (h_sync_wid<<16) | + (h_sync_pol<<21); + crtc->v_tot_disp = v_total | (v_disp<<16); + crtc->v_sync_strt_wid = v_sync_strt | (v_sync_wid<<16) | (v_sync_pol<<21); + crtc->off_pitch = ((yoffset*vxres+xoffset)*bpp/64) | (vxres<<19); + crtc->gen_cntl = pix_width | c_sync | CRTC_EXT_DISP_EN | CRTC_ENABLE; + if (M64_HAS(MAGIC_FIFO)) { + /* Not VTB/GTB */ + /* FIXME: magic FIFO values */ + crtc->gen_cntl |= aty_ld_le32(CRTC_GEN_CNTL, info) & 0x000e0000; + } + crtc->dp_pix_width = dp_pix_width; + crtc->dp_chain_mask = dp_chain_mask; + + return 0; +} +#if 0 +static int aty_crtc_to_var(const struct crtc *crtc, + struct fb_var_screeninfo *var) +{ + u32 xres, yres, bpp, left, right, upper, lower, hslen, vslen, sync; + u32 h_total, h_disp, h_sync_strt, h_sync_dly, h_sync_wid, h_sync_pol; + u32 v_total, v_disp, v_sync_strt, v_sync_wid, v_sync_pol, c_sync; + u32 pix_width; + + /* input */ + h_total = crtc->h_tot_disp & 0x1ff; + h_disp = (crtc->h_tot_disp>>16) & 0xff; + h_sync_strt = (crtc->h_sync_strt_wid & 0xff) | + ((crtc->h_sync_strt_wid>>4) & 0x100); + h_sync_dly = (crtc->h_sync_strt_wid>>8) & 0x7; + h_sync_wid = (crtc->h_sync_strt_wid>>16) & 0x1f; + h_sync_pol = (crtc->h_sync_strt_wid>>21) & 0x1; + v_total = crtc->v_tot_disp & 0x7ff; + v_disp = (crtc->v_tot_disp>>16) & 0x7ff; + v_sync_strt = crtc->v_sync_strt_wid & 0x7ff; + v_sync_wid = (crtc->v_sync_strt_wid>>16) & 0x1f; + v_sync_pol = (crtc->v_sync_strt_wid>>21) & 0x1; + c_sync = crtc->gen_cntl & CRTC_CSYNC_EN ? 1 : 0; + pix_width = crtc->gen_cntl & CRTC_PIX_WIDTH_MASK; + + /* convert */ + xres = (h_disp+1)*8; + yres = v_disp+1; + left = (h_total-h_sync_strt-h_sync_wid)*8-h_sync_dly; + right = (h_sync_strt-h_disp)*8+h_sync_dly; + hslen = h_sync_wid*8; + upper = v_total-v_sync_strt-v_sync_wid; + lower = v_sync_strt-v_disp; + vslen = v_sync_wid; + sync = (h_sync_pol ? 0 : FB_SYNC_HOR_HIGH_ACT) | + (v_sync_pol ? 0 : FB_SYNC_VERT_HIGH_ACT) | + (c_sync ? FB_SYNC_COMP_HIGH_ACT : 0); + + switch (pix_width) { +#if 0 + case CRTC_PIX_WIDTH_4BPP: + bpp = 4; + var->red.offset = 0; + var->red.length = 8; + var->green.offset = 0; + var->green.length = 8; + var->blue.offset = 0; + var->blue.length = 8; + var->transp.offset = 0; + var->transp.length = 0; + break; +#endif + case CRTC_PIX_WIDTH_8BPP: + bpp = 8; + var->red.offset = 0; + var->red.length = 8; + var->green.offset = 0; + var->green.length = 8; + var->blue.offset = 0; + var->blue.length = 8; + var->transp.offset = 0; + var->transp.length = 0; + break; +#if 0 + case CRTC_PIX_WIDTH_15BPP: /* RGB 555 */ + bpp = 16; + var->red.offset = 10; + var->red.length = 5; + var->green.offset = 5; + var->green.length = 5; + var->blue.offset = 0; + var->blue.length = 5; + var->transp.offset = 0; + var->transp.length = 0; + break; +#endif +#if 0 + case CRTC_PIX_WIDTH_16BPP: /* RGB 565 */ + bpp = 16; + var->red.offset = 11; + var->red.length = 5; + var->green.offset = 5; + var->green.length = 6; + var->blue.offset = 0; + var->blue.length = 5; + var->transp.offset = 0; + var->transp.length = 0; + break; +#endif +#if 0 + case CRTC_PIX_WIDTH_24BPP: /* RGB 888 */ + bpp = 24; + var->red.offset = 16; + var->red.length = 8; + var->green.offset = 8; + var->green.length = 8; + var->blue.offset = 0; + var->blue.length = 8; + var->transp.offset = 0; + var->transp.length = 0; + break; + case CRTC_PIX_WIDTH_32BPP: /* ARGB 8888 */ + bpp = 32; + var->red.offset = 16; + var->red.length = 8; + var->green.offset = 8; + var->green.length = 8; + var->blue.offset = 0; + var->blue.length = 8; + var->transp.offset = 24; + var->transp.length = 8; + break; +#endif + default: + FAIL("Invalid pixel width"); + } + + /* output */ + var->xres = xres; + var->yres = yres; + var->xres_virtual = crtc->vxres; + var->yres_virtual = crtc->vyres; + var->bits_per_pixel = bpp; + var->xoffset = crtc->xoffset; + var->yoffset = crtc->yoffset; + var->left_margin = left; + var->right_margin = right; + var->upper_margin = upper; + var->lower_margin = lower; + var->hsync_len = hslen; + var->vsync_len = vslen; + var->sync = sync; + var->vmode = FB_VMODE_NONINTERLACED; + + return 0; +} +#endif + +#if 0 +static int encode_fix(struct fb_fix_screeninfo *fix, + const struct atyfb_par *par, + const struct fb_info_aty *info) +{ + memset(fix, 0, sizeof(struct fb_fix_screeninfo)); + + // strcpy(fix->id, atyfb_name); + memcpy(fix->id, "atyfb", 5); + fix->smem_start = info->frame_buffer; + fix->smem_len = (u32)info->total_vram; + + /* + * Reg Block 0 (CT-compatible block) is at ati_regbase_phys + * Reg Block 1 (multimedia extensions) is at ati_regbase_phys-0x400 + */ + if (M64_HAS(GX)) { + fix->mmio_start = info->ati_regbase; + fix->mmio_len = 0x400; + fix->accel = FB_ACCEL_ATI_MACH64GX; + } else if (M64_HAS(CT)) { + fix->mmio_start = info->ati_regbase; + fix->mmio_len = 0x400; + fix->accel = FB_ACCEL_ATI_MACH64CT; + } else if (M64_HAS(VT)) { + fix->mmio_start = info->ati_regbase-0x400; + fix->mmio_len = 0x800; + fix->accel = FB_ACCEL_ATI_MACH64VT; + } else /* if (M64_HAS(GT)) */ { + fix->mmio_start = info->ati_regbase-0x400; + fix->mmio_len = 0x800; + fix->accel = FB_ACCEL_ATI_MACH64GT; + } + fix->type = FB_TYPE_PACKED_PIXELS; + fix->type_aux = 0; + fix->line_length = par->crtc.vxres*par->crtc.bpp/8; + fix->visual = par->crtc.bpp <= 8 ? FB_VISUAL_PSEUDOCOLOR + : FB_VISUAL_DIRECTCOLOR; + fix->ywrapstep = 0; + fix->xpanstep = 8; + fix->ypanstep = 1; + + return 0; +} +#endif + /* + * Set the User Defined Part of the Display + */ +#if 0 +static int atyfb_set_var(struct fb_var_screeninfo *var, int con, + struct fb_info *fb) +{ + struct fb_info_aty *info = (struct fb_info_aty *)fb; + struct atyfb_par par; +#if 0 + struct display *display; + int oldxres, oldyres, oldvxres, oldvyres, oldbpp, oldaccel, accel; +#endif + int err; + int activate = var->activate; + +#if 0 + if (con >= 0) + display = &fb_display[con]; + else +#endif +#if 0 + display = fb->disp; /* used during initialization */ +#endif + + if ((err = atyfb_decode_var(var, &par, info))) + return err; + + atyfb_encode_var(var, &par, (struct fb_info_aty *)info); + +#if 0 + printk_info("atyfb_set_var: activate=%d\n", activate & FB_ACTIVATE_MASK); +#endif + + if ((activate & FB_ACTIVATE_MASK) == FB_ACTIVATE_NOW) { +#if 0 + oldxres = display->var.xres; + oldyres = display->var.yres; + oldvxres = display->var.xres_virtual; + oldvyres = display->var.yres_virtual; + oldbpp = display->var.bits_per_pixel; + oldaccel = display->var.accel_flags; + display->var = *var; + accel = var->accel_flags & FB_ACCELF_TEXT; + if (oldxres != var->xres || oldyres != var->yres || + oldvxres != var->xres_virtual || oldvyres != var->yres_virtual || + oldbpp != var->bits_per_pixel || oldaccel != var->accel_flags) { + struct fb_fix_screeninfo fix; + + encode_fix(&fix, &par, info); + display->screen_base = (char *)info->frame_buffer; + display->visual = fix.visual; + display->type = fix.type; + display->type_aux = fix.type_aux; + display->ypanstep = fix.ypanstep; + display->ywrapstep = fix.ywrapstep; + display->line_length = fix.line_length; + display->can_soft_blank = 1; + display->inverse = 0; +#if 0 + if (accel) + display->scrollmode = (info->bus_type == PCI) ? SCROLL_YNOMOVE : 0; + else +#endif + display->scrollmode = SCROLL_YREDRAW; +#if 0 + if (info->fb_info.changevar) + (*info->fb_info.changevar)(con); +#endif + } +#endif +// if (!info->fb_info.display_fg || +// info->fb_info.display_fg->vc_num == con) { + atyfb_set_par(&par, info); +#if 0 + atyfb_set_dispsw(display, info, par.crtc.bpp, accel); +#endif +// } +#if 0 + if (oldbpp != var->bits_per_pixel) { + if ((err = fb_alloc_cmap(&display->cmap, 0, 0))) + return err; +#endif + do_install_cmap(con, &info->fb_info); +#if 0 + } +#endif + } + + return 0; +} + +#endif +/* ------------------------------------------------------------------------- */ + +static void atyfb_set_par(const struct atyfb_par *par, + struct fb_info_aty *info) +{ + u32 i; + int accelmode; + u8 tmp; + + accelmode = par->accel_flags; /* hack */ + +#if 0 +// We only use default_par + info->current_par = *par; +#endif + + if (info->blitter_may_be_busy) + wait_for_idle(info); + tmp = aty_ld_8(CRTC_GEN_CNTL + 3, info); + aty_set_crtc(info, &par->crtc); + aty_st_8(CLOCK_CNTL + info->clk_wr_offset, 0, info); + /* better call aty_StrobeClock ?? */ + aty_st_8(CLOCK_CNTL + info->clk_wr_offset, CLOCK_STROBE, info); + + //info->dac_ops->set_dac(info, &par->pll, par->crtc.bpp, accelmode); + //info->pll_ops->set_pll(info, &par->pll); + aty_set_pll_ct(info, &par->pll); + + + if (!M64_HAS(INTEGRATED)) { + /* Don't forget MEM_CNTL */ + i = aty_ld_le32(MEM_CNTL, info) & 0xf0ffffff; + switch (par->crtc.bpp) { + case 8: + i |= 0x02000000; + break; +#if 0 + case 16: + i |= 0x03000000; + break; + case 32: + i |= 0x06000000; + break; +#endif + } + aty_st_le32(MEM_CNTL, i, info); + } else { + i = aty_ld_le32(MEM_CNTL, info) & 0xf00fffff; + if (!M64_HAS(MAGIC_POSTDIV)) + i |= info->mem_refresh_rate << 20; + switch (par->crtc.bpp) { + case 8: +// case 24: + i |= 0x00000000; + break; +#if 0 + case 16: + i |= 0x04000000; + break; + case 32: + i |= 0x08000000; + break; +#endif + } + if (M64_HAS(CT_BUS)) { + aty_st_le32(DAC_CNTL, 0x87010184, info); + aty_st_le32(BUS_CNTL, 0x680000f9, info); + } else if (M64_HAS(VT_BUS)) { + aty_st_le32(DAC_CNTL, 0x87010184, info); + aty_st_le32(BUS_CNTL, 0x680000f9, info); + } else if (M64_HAS(MOBIL_BUS)) { + aty_st_le32(DAC_CNTL, 0x80010102, info); + aty_st_le32(BUS_CNTL, 0x7b33a040, info); + } else { + /* GT */ + aty_st_le32(DAC_CNTL, 0x86010102, info); + aty_st_le32(BUS_CNTL, 0x7b23a040, info); + aty_st_le32(EXT_MEM_CNTL, + aty_ld_le32(EXT_MEM_CNTL, info) | 0x5000001, info); + } + + aty_st_le32(MEM_CNTL, i, info); + } + aty_st_8(DAC_MASK, 0xff, info); + + /* Initialize the graphics engine */ +#if 0 + if (par->accel_flags & FB_ACCELF_TEXT) + aty_init_engine(par, info); +#endif + + +#if 0 + btext_update_display(info->frame_buffer_phys, + (((par->crtc.h_tot_disp>>16) & 0xff)+1)*8, + ((par->crtc.v_tot_disp>>16) & 0x7ff)+1, + par->crtc.bpp, + par->crtc.vxres*par->crtc.bpp/8); +#endif +} +#if 0 +static u16 red2[] = { + 0x0000, 0xaaaa +}; +static u16 green2[] = { + 0x0000, 0xaaaa +}; +static u16 blue2[] = { + 0x0000, 0xaaaa +}; + +static u16 red4[] = { + 0x0000, 0xaaaa, 0x5555, 0xffff +}; +static u16 green4[] = { + 0x0000, 0xaaaa, 0x5555, 0xffff +}; +static u16 blue4[] = { + 0x0000, 0xaaaa, 0x5555, 0xffff +}; + +static u16 red8[] = { + 0x0000, 0x0000, 0x0000, 0x0000, 0xaaaa, 0xaaaa, 0xaaaa, 0xaaaa +}; +static u16 green8[] = { + 0x0000, 0x0000, 0xaaaa, 0xaaaa, 0x0000, 0x0000, 0x5555, 0xaaaa +}; +static u16 blue8[] = { + 0x0000, 0xaaaa, 0x0000, 0xaaaa, 0x0000, 0xaaaa, 0x0000, 0xaaaa +}; +#endif +static u16 red16[] = { + 0x0000, 0x0000, 0x0000, 0x0000, 0xaaaa, 0xaaaa, 0xaaaa, 0xaaaa, + 0x5555, 0x5555, 0x5555, 0x5555, 0xffff, 0xffff, 0xffff, 0xffff +}; +static u16 green16[] = { + 0x0000, 0x0000, 0xaaaa, 0xaaaa, 0x0000, 0x0000, 0x5555, 0xaaaa, + 0x5555, 0x5555, 0xffff, 0xffff, 0x5555, 0x5555, 0xffff, 0xffff +}; +static u16 blue16[] = { + 0x0000, 0xaaaa, 0x0000, 0xaaaa, 0x0000, 0xaaaa, 0x0000, 0xaaaa, + 0x5555, 0xffff, 0x5555, 0xffff, 0x5555, 0xffff, 0x5555, 0xffff +}; +#if 0 +static struct fb_cmap default_2_colors = { + 0, 2, red2, green2, blue2, NULL +}; +static struct fb_cmap default_8_colors = { + 0, 8, red8, green8, blue8, NULL +}; +static struct fb_cmap default_4_colors = { + 0, 4, red4, green4, blue4, NULL +}; +#endif +static struct fb_cmap default_16_colors = { + 0, 16, red16, green16, blue16, NULL +}; + + + +static int atyfb_setcolreg(u_int regno, u_int red, u_int green, u_int blue, + u_int transp, struct fb_info *fb) +{ + struct fb_info_aty *info = (struct fb_info_aty *)fb; + int i, scale; + + if (regno > 255) + return 1; + red >>= 8; + green >>= 8; + blue >>= 8; +#if 0 +//We don't need to store it + info->palette[regno].red = red; + info->palette[regno].green = green; + info->palette[regno].blue = blue; +#endif + i = aty_ld_8(DAC_CNTL, info) & 0xfc; + if (M64_HAS(EXTRA_BRIGHT)) + i |= 0x2; /*DAC_CNTL|0x2 turns off the extra brightness for gt*/ + aty_st_8(DAC_CNTL, i, info); + aty_st_8(DAC_MASK, 0xff, info); +#if 0 + scale = (M64_HAS(INTEGRATED) && info->current_par.crtc.bpp == 16) ? 3 : 0; +#else + scale = (M64_HAS(INTEGRATED) && info->default_par.crtc.bpp == 16) ? 3 : 0; +#endif + writeb(regno << scale, &info->aty_cmap_regs->windex); + writeb(red, &info->aty_cmap_regs->lut); + writeb(green, &info->aty_cmap_regs->lut); + writeb(blue, &info->aty_cmap_regs->lut); + return 0; +} + +int fb_set_cmap(struct fb_cmap *cmap, int kspc, + int (*setcolreg)(u_int, u_int, u_int, u_int, u_int, + struct fb_info *), + struct fb_info *fb) +{ + int i, start; + u16 *red, *green, *blue, *transp; + u_int hred, hgreen, hblue, htransp; + + red = cmap->red; + green = cmap->green; + blue = cmap->blue; + transp = cmap->transp; + start = cmap->start; + + if (start < 0) + return -EINVAL; + for (i = 0; i < cmap->len; i++) { + hred = *red; + hgreen = *green; + hblue = *blue; + htransp = transp ? *transp : 0; + red++; + green++; + blue++; + if (transp) + transp++; + if (setcolreg(start++, hred, hgreen, hblue, htransp, fb)) + return 0; + } + return 0; +} + +struct fb_cmap *fb_default_cmap(int len) +{ +#if 0 + if (len <= 2) + return &default_2_colors; + if (len <= 4) + return &default_4_colors; + if (len <= 8) + return &default_8_colors; +#endif + return &default_16_colors; +} + +static void do_install_cmap(int con, struct fb_info *fb) +{ +#if 0 + struct fb_info_aty *info = (struct fb_info_aty *)fb; + int size = info->current_par.crtc.bpp == 16 ? 32 : 256; +#else + int size = 256; +#endif + fb_set_cmap(fb_default_cmap(size), 1, atyfb_setcolreg, fb); +} + static struct device_operations ati_ragexl_graph_ops = { .read_resources = pci_dev_read_resources, diff --git a/src/include/console/btext.h b/src/include/console/btext.h new file mode 100644 index 0000000000..d184a4bf35 --- /dev/null +++ b/src/include/console/btext.h @@ -0,0 +1,72 @@ +/* + * This file describes the structure passed from the BootX application + * (for MacOS) when it is used to boot Linux. + * + * Written by Benjamin Herrenschmidt. + * + * Move to LinuxBIOS by LYH yhlu@tyan.com + * + */ + + +#ifndef _BTEXT_H__ +#define _BTEXT_H__ + +#define u32 uint32_t +#define u16 uint16_t +#define u8 uint8_t + +/* Here are the boot informations that are passed to the bootstrap + * Note that the kernel arguments and the device tree are appended + * at the end of this structure. */ +typedef struct boot_infos +{ + + /* NEW (vers. 2) this holds the current _logical_ base addr of + the frame buffer (for use by early boot message) */ + u8* logicalDisplayBase; + + + /* Some infos about the current MacOS display */ + u32 dispDeviceRect[4]; /* left,top,right,bottom */ + u32 dispDeviceDepth; /* (8, 16 or 32) */ + u8* dispDeviceBase; /* base address (physical) */ + u32 dispDeviceRowBytes; /* rowbytes (in bytes) */ + u32 dispDeviceColorsOffset; /* Colormap (8 bits only) or 0 (*) */ + + + /* The framebuffer size (optional, currently 0) */ + u32 frameBufferSize; /* Represents a max size, can be 0. */ + + +} boot_infos_t; + +/* (*) The format of the colormap is 256 * 3 * 2 bytes. Each color index is represented + * by 3 short words containing a 16 bits (unsigned) color component. + * Later versions may contain the gamma table for direct-color devices here. + */ +#define BOOTX_COLORTABLE_SIZE (256UL*3UL*2UL) + + +/* + * Definitions for using the procedures in btext.c. + * + * Benjamin Herrenschmidt <benh@kernel.crashing.org> + */ + +extern void btext_clearscreen(void); + +extern boot_infos_t disp_bi; +extern u32 boot_text_mapped; + +void btext_setup_display(u32 width, u32 height, u32 depth, u32 pitch, + unsigned long address); +void map_boot_text(void); +void btext_update_display(unsigned long phys, u32 width, u32 height, + u32 depth, u32 pitch); + +void btext_drawchar(char c); +void btext_drawstring(const char *str); +void btext_drawhex(u32 v); + +#endif /* _BTEXT_H */ |