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-rw-r--r--abs/core/grub-gfx/grub-0.97-graphics.patch1293
1 files changed, 0 insertions, 1293 deletions
diff --git a/abs/core/grub-gfx/grub-0.97-graphics.patch b/abs/core/grub-gfx/grub-0.97-graphics.patch
deleted file mode 100644
index e0baa90..0000000
--- a/abs/core/grub-gfx/grub-0.97-graphics.patch
+++ /dev/null
@@ -1,1293 +0,0 @@
-diff -urpN grub-0.97/configure.ac grub-0.97-gfx/configure.ac
---- grub-0.97/configure.ac 2005-10-13 16:27:23.000000000 -0400
-+++ grub-0.97-gfx/configure.ac 2005-10-13 16:27:35.000000000 -0400
-@@ -595,6 +595,11 @@ AC_ARG_ENABLE(diskless,
- [ --enable-diskless enable diskless support])
- AM_CONDITIONAL(DISKLESS_SUPPORT, test "x$enable_diskless" = xyes)
-
-+dnl Graphical splashscreen support
-+AC_ARG_ENABLE(graphics,
-+ [ --disable-graphics disable graphics terminal support])
-+AM_CONDITIONAL(GRAPHICS_SUPPORT, test "x$enable_graphics" != xno)
-+
- dnl Hercules terminal
- AC_ARG_ENABLE(hercules,
- [ --disable-hercules disable hercules terminal support])
-diff -urpN grub-0.97/stage2/Makefile.am grub-0.97-gfx/stage2/Makefile.am
---- grub-0.97/stage2/Makefile.am 2005-10-13 16:27:23.000000000 -0400
-+++ grub-0.97-gfx/stage2/Makefile.am 2005-10-13 16:27:35.000000000 -0400
-@@ -7,7 +7,7 @@ noinst_HEADERS = apic.h defs.h dir.h dis
- fat.h filesys.h freebsd.h fs.h hercules.h i386-elf.h \
- imgact_aout.h iso9660.h jfs.h mb_header.h mb_info.h md5.h \
- nbi.h pc_slice.h serial.h shared.h smp-imps.h term.h \
-- terminfo.h tparm.h nbi.h ufs2.h vstafs.h xfs.h
-+ terminfo.h tparm.h nbi.h ufs2.h vstafs.h xfs.h graphics.h
- EXTRA_DIST = setjmp.S apm.S $(noinst_SCRIPTS)
-
- # For <stage1.h>.
-@@ -19,7 +19,7 @@ libgrub_a_SOURCES = boot.c builtins.c ch
- disk_io.c fsys_ext2fs.c fsys_fat.c fsys_ffs.c fsys_iso9660.c \
- fsys_jfs.c fsys_minix.c fsys_reiserfs.c fsys_ufs2.c \
- fsys_vstafs.c fsys_xfs.c gunzip.c md5.c serial.c stage2.c \
-- terminfo.c tparm.c
-+ terminfo.c tparm.c graphics.c
- libgrub_a_CFLAGS = $(GRUB_CFLAGS) -I$(top_srcdir)/lib \
- -DGRUB_UTIL=1 -DFSYS_EXT2FS=1 -DFSYS_FAT=1 -DFSYS_FFS=1 \
- -DFSYS_ISO9660=1 -DFSYS_JFS=1 -DFSYS_MINIX=1 -DFSYS_REISERFS=1 \
-@@ -79,8 +79,14 @@ else
- HERCULES_FLAGS =
- endif
-
-+if GRAPHICS_SUPPORT
-+GRAPHICS_FLAGS = -DSUPPORT_GRAPHICS=1
-+else
-+GRAPHICS_FLAGS =
-+endif
-+
- STAGE2_COMPILE = $(STAGE2_CFLAGS) -fno-builtin -nostdinc \
-- $(NETBOOT_FLAGS) $(SERIAL_FLAGS) $(HERCULES_FLAGS)
-+ $(NETBOOT_FLAGS) $(SERIAL_FLAGS) $(HERCULES_FLAGS) $(GRAPHICS_FLAGS)
-
- STAGE1_5_LINK = -nostdlib -Wl,-N -Wl,-Ttext -Wl,2000
- STAGE1_5_COMPILE = $(STAGE2_COMPILE) -DNO_DECOMPRESSION=1 -DSTAGE1_5=1
-@@ -90,7 +96,8 @@ pre_stage2_exec_SOURCES = asm.S bios.c b
- cmdline.c common.c console.c disk_io.c fsys_ext2fs.c \
- fsys_fat.c fsys_ffs.c fsys_iso9660.c fsys_jfs.c fsys_minix.c \
- fsys_reiserfs.c fsys_ufs2.c fsys_vstafs.c fsys_xfs.c gunzip.c \
-- hercules.c md5.c serial.c smp-imps.c stage2.c terminfo.c tparm.c
-+ hercules.c md5.c serial.c smp-imps.c stage2.c terminfo.c tparm.c \
-+ graphics.c
- pre_stage2_exec_CFLAGS = $(STAGE2_COMPILE) $(FSYS_CFLAGS)
- pre_stage2_exec_CCASFLAGS = $(STAGE2_COMPILE) $(FSYS_CFLAGS)
- pre_stage2_exec_LDFLAGS = $(PRE_STAGE2_LINK)
-diff -urpN grub-0.97/stage2/asm.S grub-0.97-gfx/stage2/asm.S
---- grub-0.97/stage2/asm.S 2005-10-13 16:27:23.000000000 -0400
-+++ grub-0.97-gfx/stage2/asm.S 2005-10-13 16:27:35.000000000 -0400
-@@ -2216,6 +2216,156 @@ ENTRY(console_setcursor)
- pop %ebx
- pop %ebp
- ret
-+
-+/* graphics mode functions */
-+#ifdef SUPPORT_GRAPHICS
-+VARIABLE(cursorX)
-+.word 0
-+VARIABLE(cursorY)
-+.word 0
-+VARIABLE(cursorCount)
-+.word 0
-+VARIABLE(cursorBuf)
-+.byte 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
-+
-+
-+/*
-+ * int set_videomode(mode)
-+ * BIOS call "INT 10H Function 0h" to set video mode
-+ * Call with %ah = 0x0
-+ * %al = video mode
-+ * Returns old videomode.
-+ */
-+ENTRY(set_videomode)
-+ push %ebp
-+ push %ebx
-+ push %ecx
-+
-+ movb 0x10(%esp), %cl
-+
-+ call EXT_C(prot_to_real)
-+ .code16
-+
-+ xorw %bx, %bx
-+ movb $0xf, %ah
-+ int $0x10 /* Get Current Video mode */
-+ movb %al, %ch
-+ xorb %ah, %ah
-+ movb %cl, %al
-+ int $0x10 /* Set Video mode */
-+
-+ DATA32 call EXT_C(real_to_prot)
-+ .code32
-+
-+ xorb %ah, %ah
-+ movb %ch, %al
-+
-+ pop %ecx
-+ pop %ebx
-+ pop %ebp
-+ ret
-+
-+
-+/*
-+ * unsigned char * graphics_get_font()
-+ * BIOS call "INT 10H Function 11h" to set font
-+ * Call with %ah = 0x11
-+ */
-+ENTRY(graphics_get_font)
-+ push %ebp
-+ push %ebx
-+ push %ecx
-+ push %edx
-+
-+ call EXT_C(prot_to_real)
-+ .code16
-+
-+ movw $0x1130, %ax
-+ movb $6, %bh /* font 8x16 */
-+ int $0x10
-+ movw %bp, %dx
-+ movw %es, %cx
-+
-+ DATA32 call EXT_C(real_to_prot)
-+ .code32
-+
-+ xorl %eax, %eax
-+ movw %cx, %ax
-+ shll $4, %eax
-+ movw %dx, %ax
-+
-+ pop %edx
-+ pop %ecx
-+ pop %ebx
-+ pop %ebp
-+ ret
-+
-+
-+
-+/*
-+ * graphics_set_palette(index, red, green, blue)
-+ * BIOS call "INT 10H Function 10h" to set individual dac register
-+ * Call with %ah = 0x10
-+ * %bx = register number
-+ * %ch = new value for green (0-63)
-+ * %cl = new value for blue (0-63)
-+ * %dh = new value for red (0-63)
-+ */
-+
-+ENTRY(graphics_set_palette)
-+ push %ebp
-+ push %eax
-+ push %ebx
-+ push %ecx
-+ push %edx
-+
-+ movw $0x3c8, %bx /* address write mode register */
-+
-+ /* wait vertical retrace */
-+
-+ movw $0x3da, %dx
-+l1b: inb %dx, %al /* wait vertical active display */
-+ test $8, %al
-+ jnz l1b
-+
-+l2b: inb %dx, %al /* wait vertical retrace */
-+ test $8, %al
-+ jnz l2b
-+
-+ mov %bx, %dx
-+ movb 0x18(%esp), %al /* index */
-+ outb %al, %dx
-+ inc %dx
-+
-+ movb 0x1c(%esp), %al /* red */
-+ outb %al, %dx
-+
-+ movb 0x20(%esp), %al /* green */
-+ outb %al, %dx
-+
-+ movb 0x24(%esp), %al /* blue */
-+ outb %al, %dx
-+
-+ movw 0x18(%esp), %bx
-+
-+ call EXT_C(prot_to_real)
-+ .code16
-+
-+ movb %bl, %bh
-+ movw $0x1000, %ax
-+ int $0x10
-+
-+ DATA32 call EXT_C(real_to_prot)
-+ .code32
-+
-+ pop %edx
-+ pop %ecx
-+ pop %ebx
-+ pop %eax
-+ pop %ebp
-+ ret
-+
-+#endif /* SUPPORT_GRAPHICS */
-
- /*
- * getrtsecs()
-diff -urpN grub-0.97/stage2/builtins.c grub-0.97-gfx/stage2/builtins.c
---- grub-0.97/stage2/builtins.c 2005-10-13 16:27:23.000000000 -0400
-+++ grub-0.97-gfx/stage2/builtins.c 2005-10-13 16:27:35.000000000 -0400
-@@ -852,6 +852,138 @@ static struct builtin builtin_dhcp =
- };
- #endif /* SUPPORT_NETBOOT */
-
-+static int terminal_func (char *arg, int flags);
-+
-+#ifdef SUPPORT_GRAPHICS
-+
-+static int splashimage_func(char *arg, int flags) {
-+ char splashimage[64];
-+ int i;
-+
-+ /* filename can only be 64 characters due to our buffer size */
-+ if (strlen(arg) > 63)
-+ return 1;
-+ if (flags == BUILTIN_CMDLINE) {
-+ if (!grub_open(arg))
-+ return 1;
-+ grub_close();
-+ }
-+
-+ strcpy(splashimage, arg);
-+
-+ /* get rid of TERM_NEED_INIT from the graphics terminal. */
-+ for (i = 0; term_table[i].name; i++) {
-+ if (grub_strcmp (term_table[i].name, "graphics") == 0) {
-+ term_table[i].flags &= ~TERM_NEED_INIT;
-+ break;
-+ }
-+ }
-+
-+ graphics_set_splash(splashimage);
-+
-+ if (flags == BUILTIN_CMDLINE && graphics_inited) {
-+ graphics_end();
-+ graphics_init();
-+ graphics_cls();
-+ }
-+
-+ /* FIXME: should we be explicitly switching the terminal as a
-+ * side effect here? */
-+ terminal_func("graphics", flags);
-+
-+ return 0;
-+}
-+
-+static struct builtin builtin_splashimage =
-+{
-+ "splashimage",
-+ splashimage_func,
-+ BUILTIN_CMDLINE | BUILTIN_MENU | BUILTIN_HELP_LIST,
-+ "splashimage FILE",
-+ "Load FILE as the background image when in graphics mode."
-+};
-+
-+
-+/* foreground */
-+static int
-+foreground_func(char *arg, int flags)
-+{
-+ if (grub_strlen(arg) == 6) {
-+ int r = ((hex(arg[0]) << 4) | hex(arg[1])) >> 2;
-+ int g = ((hex(arg[2]) << 4) | hex(arg[3])) >> 2;
-+ int b = ((hex(arg[4]) << 4) | hex(arg[5])) >> 2;
-+
-+ foreground = (r << 16) | (g << 8) | b;
-+ if (graphics_inited)
-+ graphics_set_palette(15, r, g, b);
-+
-+ return (0);
-+ }
-+
-+ return (1);
-+}
-+
-+static struct builtin builtin_foreground =
-+{
-+ "foreground",
-+ foreground_func,
-+ BUILTIN_CMDLINE | BUILTIN_MENU | BUILTIN_HELP_LIST,
-+ "foreground RRGGBB",
-+ "Sets the foreground color when in graphics mode."
-+ "RR is red, GG is green, and BB blue. Numbers must be in hexadecimal."
-+};
-+
-+
-+/* background */
-+static int
-+background_func(char *arg, int flags)
-+{
-+ if (grub_strlen(arg) == 6) {
-+ int r = ((hex(arg[0]) << 4) | hex(arg[1])) >> 2;
-+ int g = ((hex(arg[2]) << 4) | hex(arg[3])) >> 2;
-+ int b = ((hex(arg[4]) << 4) | hex(arg[5])) >> 2;
-+
-+ background = (r << 16) | (g << 8) | b;
-+ if (graphics_inited)
-+ graphics_set_palette(0, r, g, b);
-+ return (0);
-+ }
-+
-+ return (1);
-+}
-+
-+static struct builtin builtin_background =
-+{
-+ "background",
-+ background_func,
-+ BUILTIN_CMDLINE | BUILTIN_MENU | BUILTIN_HELP_LIST,
-+ "background RRGGBB",
-+ "Sets the background color when in graphics mode."
-+ "RR is red, GG is green, and BB blue. Numbers must be in hexadecimal."
-+};
-+
-+#endif /* SUPPORT_GRAPHICS */
-+
-+
-+/* clear */
-+static int
-+clear_func()
-+{
-+ if (current_term->cls)
-+ current_term->cls();
-+
-+ return 0;
-+}
-+
-+static struct builtin builtin_clear =
-+{
-+ "clear",
-+ clear_func,
-+ BUILTIN_CMDLINE | BUILTIN_HELP_LIST,
-+ "clear",
-+ "Clear the screen"
-+};
-+
-
- /* displayapm */
- static int
-@@ -4085,7 +4217,7 @@ static struct builtin builtin_setup =
- };
-
-
--#if defined(SUPPORT_SERIAL) || defined(SUPPORT_HERCULES)
-+#if defined(SUPPORT_SERIAL) || defined(SUPPORT_HERCULES) || defined(SUPPORT_GRAPHICS)
- /* terminal */
- static int
- terminal_func (char *arg, int flags)
-@@ -4244,17 +4376,21 @@ terminal_func (char *arg, int flags)
- end:
- current_term = term_table + default_term;
- current_term->flags = term_flags;
--
-+
- if (lines)
- max_lines = lines;
- else
-- /* 24 would be a good default value. */
-- max_lines = 24;
--
-+ max_lines = current_term->max_lines;
-+
- /* If the interface is currently the command-line,
- restart it to repaint the screen. */
-- if (current_term != prev_term && (flags & BUILTIN_CMDLINE))
-+ if ((current_term != prev_term) && (flags & BUILTIN_CMDLINE)){
-+ if (prev_term->shutdown)
-+ prev_term->shutdown();
-+ if (current_term->startup)
-+ current_term->startup();
- grub_longjmp (restart_cmdline_env, 0);
-+ }
-
- return 0;
- }
-@@ -4264,7 +4400,7 @@ static struct builtin builtin_terminal =
- "terminal",
- terminal_func,
- BUILTIN_MENU | BUILTIN_CMDLINE | BUILTIN_HELP_LIST,
-- "terminal [--dumb] [--no-echo] [--no-edit] [--timeout=SECS] [--lines=LINES] [--silent] [console] [serial] [hercules]",
-+ "terminal [--dumb] [--no-echo] [--no-edit] [--timeout=SECS] [--lines=LINES] [--silent] [console] [serial] [hercules] [graphics]",
- "Select a terminal. When multiple terminals are specified, wait until"
- " you push any key to continue. If both console and serial are specified,"
- " the terminal to which you input a key first will be selected. If no"
-@@ -4276,7 +4412,7 @@ static struct builtin builtin_terminal =
- " seconds. The option --lines specifies the maximum number of lines."
- " The option --silent is used to suppress messages."
- };
--#endif /* SUPPORT_SERIAL || SUPPORT_HERCULES */
-+#endif /* SUPPORT_SERIAL || SUPPORT_HERCULES || SUPPORT_GRAPHICS */
-
-
- #ifdef SUPPORT_SERIAL
-@@ -4795,6 +4931,9 @@ static struct builtin builtin_vbeprobe =
- /* The table of builtin commands. Sorted in dictionary order. */
- struct builtin *builtin_table[] =
- {
-+#ifdef SUPPORT_GRAPHICS
-+ &builtin_background,
-+#endif
- &builtin_blocklist,
- &builtin_boot,
- #ifdef SUPPORT_NETBOOT
-@@ -4802,6 +4941,7 @@ struct builtin *builtin_table[] =
- #endif /* SUPPORT_NETBOOT */
- &builtin_cat,
- &builtin_chainloader,
-+ &builtin_clear,
- &builtin_cmp,
- &builtin_color,
- &builtin_configfile,
-@@ -4821,6 +4961,9 @@ struct builtin *builtin_table[] =
- &builtin_embed,
- &builtin_fallback,
- &builtin_find,
-+#ifdef SUPPORT_GRAPHICS
-+ &builtin_foreground,
-+#endif
- &builtin_fstest,
- &builtin_geometry,
- &builtin_halt,
-@@ -4864,9 +5007,12 @@ struct builtin *builtin_table[] =
- #endif /* SUPPORT_SERIAL */
- &builtin_setkey,
- &builtin_setup,
--#if defined(SUPPORT_SERIAL) || defined(SUPPORT_HERCULES)
-+#ifdef SUPPORT_GRAPHICS
-+ &builtin_splashimage,
-+#endif /* SUPPORT_GRAPHICS */
-+#if defined(SUPPORT_SERIAL) || defined(SUPPORT_HERCULES) || defined(SUPPORT_GRAPHICS)
- &builtin_terminal,
--#endif /* SUPPORT_SERIAL || SUPPORT_HERCULES */
-+#endif /* SUPPORT_SERIAL || SUPPORT_HERCULES || SUPPORT_GRAPHICS */
- #ifdef SUPPORT_SERIAL
- &builtin_terminfo,
- #endif /* SUPPORT_SERIAL */
-diff -urpN grub-0.97/stage2/char_io.c grub-0.97-gfx/stage2/char_io.c
---- grub-0.97/stage2/char_io.c 2005-10-13 16:27:23.000000000 -0400
-+++ grub-0.97-gfx/stage2/char_io.c 2005-10-13 16:27:35.000000000 -0400
-@@ -35,6 +35,7 @@ struct term_entry term_table[] =
- {
- "console",
- 0,
-+ 24,
- console_putchar,
- console_checkkey,
- console_getkey,
-@@ -43,13 +44,16 @@ struct term_entry term_table[] =
- console_cls,
- console_setcolorstate,
- console_setcolor,
-- console_setcursor
-+ console_setcursor,
-+ 0,
-+ 0
- },
- #ifdef SUPPORT_SERIAL
- {
- "serial",
- /* A serial device must be initialized. */
- TERM_NEED_INIT,
-+ 24,
- serial_putchar,
- serial_checkkey,
- serial_getkey,
-@@ -58,6 +62,8 @@ struct term_entry term_table[] =
- serial_cls,
- serial_setcolorstate,
- 0,
-+ 0,
-+ 0,
- 0
- },
- #endif /* SUPPORT_SERIAL */
-@@ -65,6 +71,7 @@ struct term_entry term_table[] =
- {
- "hercules",
- 0,
-+ 24,
- hercules_putchar,
- console_checkkey,
- console_getkey,
-@@ -73,9 +80,28 @@ struct term_entry term_table[] =
- hercules_cls,
- hercules_setcolorstate,
- hercules_setcolor,
-- hercules_setcursor
-+ hercules_setcursor,
-+ 0,
-+ 0
- },
- #endif /* SUPPORT_HERCULES */
-+#ifdef SUPPORT_GRAPHICS
-+ { "graphics",
-+ TERM_NEED_INIT, /* flags */
-+ 30, /* number of lines */
-+ graphics_putchar, /* putchar */
-+ console_checkkey, /* checkkey */
-+ console_getkey, /* getkey */
-+ graphics_getxy, /* getxy */
-+ graphics_gotoxy, /* gotoxy */
-+ graphics_cls, /* cls */
-+ graphics_setcolorstate, /* setcolorstate */
-+ graphics_setcolor, /* setcolor */
-+ graphics_setcursor, /* nocursor */
-+ graphics_init, /* initialize */
-+ graphics_end /* shutdown */
-+ },
-+#endif /* SUPPORT_GRAPHICS */
- /* This must be the last entry. */
- { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }
- };
-@@ -1046,13 +1072,15 @@ grub_putchar (int c)
- the following grub_printf call will print newlines. */
- count_lines = -1;
-
-+ grub_printf("\n");
- if (current_term->setcolorstate)
- current_term->setcolorstate (COLOR_STATE_HIGHLIGHT);
-
-- grub_printf ("\n[Hit return to continue]");
-+ grub_printf ("[Hit return to continue]");
-
- if (current_term->setcolorstate)
- current_term->setcolorstate (COLOR_STATE_NORMAL);
-+
-
- do
- {
-@@ -1090,7 +1118,7 @@ void
- cls (void)
- {
- /* If the terminal is dumb, there is no way to clean the terminal. */
-- if (current_term->flags & TERM_DUMB)
-+ if (current_term->flags & TERM_DUMB)
- grub_putchar ('\n');
- else
- current_term->cls ();
-@@ -1217,6 +1245,16 @@ memcheck (int addr, int len)
- return ! errnum;
- }
-
-+void
-+grub_memcpy(void *dest, const void *src, int len)
-+{
-+ int i;
-+ register char *d = (char*)dest, *s = (char*)src;
-+
-+ for (i = 0; i < len; i++)
-+ d[i] = s[i];
-+}
-+
- void *
- grub_memmove (void *to, const void *from, int len)
- {
-diff -urpN grub-0.97/stage2/graphics.c grub-0.97-gfx/stage2/graphics.c
---- grub-0.97/stage2/graphics.c 1969-12-31 20:00:00.000000000 -0400
-+++ grub-0.97-gfx/stage2/graphics.c 2005-10-13 16:27:35.000000000 -0400
-@@ -0,0 +1,552 @@
-+/* graphics.c - graphics mode support for GRUB */
-+/* Implemented as a terminal type by Jeremy Katz <katzj@redhat.com> based
-+ * on a patch by Paulo César Pereira de Andrade <pcpa@conectiva.com.br>
-+ */
-+/*
-+ * GRUB -- GRand Unified Bootloader
-+ * Copyright (C) 2001,2002 Red Hat, Inc.
-+ * Portions copyright (C) 2000 Conectiva, Inc.
-+ *
-+ * This program is free software; you can redistribute it and/or modify
-+ * it under the terms of the GNU General Public License as published by
-+ * the Free Software Foundation; either version 2 of the License, or
-+ * (at your option) any later version.
-+ *
-+ * This program is distributed in the hope that it will be useful,
-+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
-+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-+ * GNU General Public License for more details.
-+ *
-+ * You should have received a copy of the GNU General Public License
-+ * along with this program; if not, write to the Free Software
-+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-+ */
-+
-+
-+
-+#ifdef SUPPORT_GRAPHICS
-+
-+#include <term.h>
-+#include <shared.h>
-+#include <graphics.h>
-+
-+int saved_videomode;
-+unsigned char *font8x16;
-+
-+int graphics_inited = 0;
-+static char splashimage[64];
-+
-+#define VSHADOW VSHADOW1
-+unsigned char VSHADOW1[38400];
-+unsigned char VSHADOW2[38400];
-+unsigned char VSHADOW4[38400];
-+unsigned char VSHADOW8[38400];
-+
-+/* constants to define the viewable area */
-+const int x0 = 0;
-+const int x1 = 80;
-+const int y0 = 0;
-+const int y1 = 30;
-+
-+/* text buffer has to be kept around so that we can write things as we
-+ * scroll and the like */
-+unsigned short text[80 * 30];
-+
-+/* why do these have to be kept here? */
-+int foreground = (63 << 16) | (63 << 8) | (63), background = 0, border = 0;
-+
-+/* current position */
-+static int fontx = 0;
-+static int fonty = 0;
-+
-+/* global state so that we don't try to recursively scroll or cursor */
-+static int no_scroll = 0;
-+
-+/* color state */
-+static int graphics_standard_color = A_NORMAL;
-+static int graphics_normal_color = A_NORMAL;
-+static int graphics_highlight_color = A_REVERSE;
-+static int graphics_current_color = A_NORMAL;
-+static color_state graphics_color_state = COLOR_STATE_STANDARD;
-+
-+
-+/* graphics local functions */
-+static void graphics_setxy(int col, int row);
-+static void graphics_scroll();
-+
-+/* FIXME: where do these really belong? */
-+static inline void outb(unsigned short port, unsigned char val)
-+{
-+ __asm __volatile ("outb %0,%1"::"a" (val), "d" (port));
-+}
-+
-+static void MapMask(int value) {
-+ outb(0x3c4, 2);
-+ outb(0x3c5, value);
-+}
-+
-+/* bit mask register */
-+static void BitMask(int value) {
-+ outb(0x3ce, 8);
-+ outb(0x3cf, value);
-+}
-+
-+
-+
-+/* Set the splash image */
-+void graphics_set_splash(char *splashfile) {
-+ grub_strcpy(splashimage, splashfile);
-+}
-+
-+/* Get the current splash image */
-+char *graphics_get_splash(void) {
-+ return splashimage;
-+}
-+
-+/* Initialize a vga16 graphics display with the palette based off of
-+ * the image in splashimage. If the image doesn't exist, leave graphics
-+ * mode. */
-+int graphics_init()
-+{
-+ if (!graphics_inited) {
-+ saved_videomode = set_videomode(0x12);
-+ }
-+
-+ if (!read_image(splashimage)) {
-+ set_videomode(saved_videomode);
-+ grub_printf("failed to read image\n");
-+ return 0;
-+ }
-+
-+ font8x16 = (unsigned char*)graphics_get_font();
-+
-+ graphics_inited = 1;
-+
-+ /* make sure that the highlight color is set correctly */
-+ graphics_highlight_color = ((graphics_normal_color >> 4) |
-+ ((graphics_normal_color & 0xf) << 4));
-+
-+ return 1;
-+}
-+
-+/* Leave graphics mode */
-+void graphics_end(void)
-+{
-+ if (graphics_inited) {
-+ set_videomode(saved_videomode);
-+ graphics_inited = 0;
-+ }
-+}
-+
-+/* Print ch on the screen. Handle any needed scrolling or the like */
-+void graphics_putchar(int ch) {
-+ ch &= 0xff;
-+
-+ graphics_cursor(0);
-+
-+ if (ch == '\n') {
-+ if (fonty + 1 < y1)
-+ graphics_setxy(fontx, fonty + 1);
-+ else
-+ graphics_scroll();
-+ graphics_cursor(1);
-+ return;
-+ } else if (ch == '\r') {
-+ graphics_setxy(x0, fonty);
-+ graphics_cursor(1);
-+ return;
-+ }
-+
-+ graphics_cursor(0);
-+
-+ text[fonty * 80 + fontx] = ch;
-+ text[fonty * 80 + fontx] &= 0x00ff;
-+ if (graphics_current_color & 0xf0)
-+ text[fonty * 80 + fontx] |= 0x100;
-+
-+ graphics_cursor(0);
-+
-+ if ((fontx + 1) >= x1) {
-+ graphics_setxy(x0, fonty);
-+ if (fonty + 1 < y1)
-+ graphics_setxy(x0, fonty + 1);
-+ else
-+ graphics_scroll();
-+ } else {
-+ graphics_setxy(fontx + 1, fonty);
-+ }
-+
-+ graphics_cursor(1);
-+}
-+
-+/* get the current location of the cursor */
-+int graphics_getxy(void) {
-+ return (fontx << 8) | fonty;
-+}
-+
-+void graphics_gotoxy(int x, int y) {
-+ graphics_cursor(0);
-+
-+ graphics_setxy(x, y);
-+
-+ graphics_cursor(1);
-+}
-+
-+void graphics_cls(void) {
-+ int i;
-+ unsigned char *mem, *s1, *s2, *s4, *s8;
-+
-+ graphics_cursor(0);
-+ graphics_gotoxy(x0, y0);
-+
-+ mem = (unsigned char*)VIDEOMEM;
-+ s1 = (unsigned char*)VSHADOW1;
-+ s2 = (unsigned char*)VSHADOW2;
-+ s4 = (unsigned char*)VSHADOW4;
-+ s8 = (unsigned char*)VSHADOW8;
-+
-+ for (i = 0; i < 80 * 30; i++)
-+ text[i] = ' ';
-+ graphics_cursor(1);
-+
-+ BitMask(0xff);
-+
-+ /* plano 1 */
-+ MapMask(1);
-+ grub_memcpy(mem, s1, 38400);
-+
-+ /* plano 2 */
-+ MapMask(2);
-+ grub_memcpy(mem, s2, 38400);
-+
-+ /* plano 3 */
-+ MapMask(4);
-+ grub_memcpy(mem, s4, 38400);
-+
-+ /* plano 4 */
-+ MapMask(8);
-+ grub_memcpy(mem, s8, 38400);
-+
-+ MapMask(15);
-+
-+}
-+
-+void graphics_setcolorstate (color_state state) {
-+ switch (state) {
-+ case COLOR_STATE_STANDARD:
-+ graphics_current_color = graphics_standard_color;
-+ break;
-+ case COLOR_STATE_NORMAL:
-+ graphics_current_color = graphics_normal_color;
-+ break;
-+ case COLOR_STATE_HIGHLIGHT:
-+ graphics_current_color = graphics_highlight_color;
-+ break;
-+ default:
-+ graphics_current_color = graphics_standard_color;
-+ break;
-+ }
-+
-+ graphics_color_state = state;
-+}
-+
-+void graphics_setcolor (int normal_color, int highlight_color) {
-+ graphics_normal_color = normal_color;
-+ graphics_highlight_color = highlight_color;
-+
-+ graphics_setcolorstate (graphics_color_state);
-+}
-+
-+void graphics_setcursor (int on) {
-+ /* FIXME: we don't have a cursor in graphics */
-+ return;
-+}
-+
-+/* Read in the splashscreen image and set the palette up appropriately.
-+ * Format of splashscreen is an xpm (can be gzipped) with 16 colors and
-+ * 640x480. */
-+int read_image(char *s)
-+{
-+ char buf[32], pal[16];
-+ unsigned char c, base, mask, *s1, *s2, *s4, *s8;
-+ unsigned i, len, idx, colors, x, y, width, height;
-+
-+ if (!grub_open(s))
-+ return 0;
-+
-+ /* read header */
-+ if (!grub_read((char*)&buf, 10) || grub_memcmp(buf, "/* XPM */\n", 10)) {
-+ grub_close();
-+ return 0;
-+ }
-+
-+ /* parse info */
-+ while (grub_read(&c, 1)) {
-+ if (c == '"')
-+ break;
-+ }
-+
-+ while (grub_read(&c, 1) && (c == ' ' || c == '\t'))
-+ ;
-+
-+ i = 0;
-+ width = c - '0';
-+ while (grub_read(&c, 1)) {
-+ if (c >= '0' && c <= '9')
-+ width = width * 10 + c - '0';
-+ else
-+ break;
-+ }
-+ while (grub_read(&c, 1) && (c == ' ' || c == '\t'))
-+ ;
-+
-+ height = c - '0';
-+ while (grub_read(&c, 1)) {
-+ if (c >= '0' && c <= '9')
-+ height = height * 10 + c - '0';
-+ else
-+ break;
-+ }
-+ while (grub_read(&c, 1) && (c == ' ' || c == '\t'))
-+ ;
-+
-+ colors = c - '0';
-+ while (grub_read(&c, 1)) {
-+ if (c >= '0' && c <= '9')
-+ colors = colors * 10 + c - '0';
-+ else
-+ break;
-+ }
-+
-+ base = 0;
-+ while (grub_read(&c, 1) && c != '"')
-+ ;
-+
-+ /* palette */
-+ for (i = 0, idx = 1; i < colors; i++) {
-+ len = 0;
-+
-+ while (grub_read(&c, 1) && c != '"')
-+ ;
-+ grub_read(&c, 1); /* char */
-+ base = c;
-+ grub_read(buf, 4); /* \t c # */
-+
-+ while (grub_read(&c, 1) && c != '"') {
-+ if (len < sizeof(buf))
-+ buf[len++] = c;
-+ }
-+
-+ if (len == 6 && idx < 15) {
-+ int r = ((hex(buf[0]) << 4) | hex(buf[1])) >> 2;
-+ int g = ((hex(buf[2]) << 4) | hex(buf[3])) >> 2;
-+ int b = ((hex(buf[4]) << 4) | hex(buf[5])) >> 2;
-+
-+ pal[idx] = base;
-+ graphics_set_palette(idx, r, g, b);
-+ ++idx;
-+ }
-+ }
-+
-+ x = y = len = 0;
-+
-+ s1 = (unsigned char*)VSHADOW1;
-+ s2 = (unsigned char*)VSHADOW2;
-+ s4 = (unsigned char*)VSHADOW4;
-+ s8 = (unsigned char*)VSHADOW8;
-+
-+ for (i = 0; i < 38400; i++)
-+ s1[i] = s2[i] = s4[i] = s8[i] = 0;
-+
-+ /* parse xpm data */
-+ while (y < height) {
-+ while (1) {
-+ if (!grub_read(&c, 1)) {
-+ grub_close();
-+ return 0;
-+ }
-+ if (c == '"')
-+ break;
-+ }
-+
-+ while (grub_read(&c, 1) && c != '"') {
-+ for (i = 1; i < 15; i++)
-+ if (pal[i] == c) {
-+ c = i;
-+ break;
-+ }
-+
-+ mask = 0x80 >> (x & 7);
-+ if (c & 1)
-+ s1[len + (x >> 3)] |= mask;
-+ if (c & 2)
-+ s2[len + (x >> 3)] |= mask;
-+ if (c & 4)
-+ s4[len + (x >> 3)] |= mask;
-+ if (c & 8)
-+ s8[len + (x >> 3)] |= mask;
-+
-+ if (++x >= 640) {
-+ x = 0;
-+
-+ if (y < 480)
-+ len += 80;
-+ ++y;
-+ }
-+ }
-+ }
-+
-+ grub_close();
-+
-+ graphics_set_palette(0, (background >> 16), (background >> 8) & 63,
-+ background & 63);
-+ graphics_set_palette(15, (foreground >> 16), (foreground >> 8) & 63,
-+ foreground & 63);
-+ graphics_set_palette(0x11, (border >> 16), (border >> 8) & 63,
-+ border & 63);
-+
-+ return 1;
-+}
-+
-+
-+/* Convert a character which is a hex digit to the appropriate integer */
-+int hex(int v)
-+{
-+ if (v >= 'A' && v <= 'F')
-+ return (v - 'A' + 10);
-+ if (v >= 'a' && v <= 'f')
-+ return (v - 'a' + 10);
-+ return (v - '0');
-+}
-+
-+
-+/* move the graphics cursor location to col, row */
-+static void graphics_setxy(int col, int row) {
-+ if (col >= x0 && col < x1) {
-+ fontx = col;
-+ cursorX = col << 3;
-+ }
-+ if (row >= y0 && row < y1) {
-+ fonty = row;
-+ cursorY = row << 4;
-+ }
-+}
-+
-+/* scroll the screen */
-+static void graphics_scroll() {
-+ int i, j;
-+
-+ /* we don't want to scroll recursively... that would be bad */
-+ if (no_scroll)
-+ return;
-+ no_scroll = 1;
-+
-+ /* move everything up a line */
-+ for (j = y0 + 1; j < y1; j++) {
-+ graphics_gotoxy(x0, j - 1);
-+ for (i = x0; i < x1; i++) {
-+ graphics_putchar(text[j * 80 + i]);
-+ }
-+ }
-+
-+ /* last line should be blank */
-+ graphics_gotoxy(x0, y1 - 1);
-+ for (i = x0; i < x1; i++)
-+ graphics_putchar(' ');
-+ graphics_setxy(x0, y1 - 1);
-+
-+ no_scroll = 0;
-+}
-+
-+
-+void graphics_cursor(int set) {
-+ unsigned char *pat, *mem, *ptr, chr[16 << 2];
-+ int i, ch, invert, offset;
-+
-+ if (set && no_scroll)
-+ return;
-+
-+ offset = cursorY * 80 + fontx;
-+ ch = text[fonty * 80 + fontx] & 0xff;
-+ invert = (text[fonty * 80 + fontx] & 0xff00) != 0;
-+ pat = font8x16 + (ch << 4);
-+
-+ mem = (unsigned char*)VIDEOMEM + offset;
-+
-+ if (!set) {
-+ for (i = 0; i < 16; i++) {
-+ unsigned char mask = pat[i];
-+
-+ if (!invert) {
-+ chr[i ] = ((unsigned char*)VSHADOW1)[offset];
-+ chr[16 + i] = ((unsigned char*)VSHADOW2)[offset];
-+ chr[32 + i] = ((unsigned char*)VSHADOW4)[offset];
-+ chr[48 + i] = ((unsigned char*)VSHADOW8)[offset];
-+
-+ /* FIXME: if (shade) */
-+ if (1) {
-+ if (ch == DISP_VERT || ch == DISP_LL ||
-+ ch == DISP_UR || ch == DISP_LR) {
-+ unsigned char pmask = ~(pat[i] >> 1);
-+
-+ chr[i ] &= pmask;
-+ chr[16 + i] &= pmask;
-+ chr[32 + i] &= pmask;
-+ chr[48 + i] &= pmask;
-+ }
-+ if (i > 0 && ch != DISP_VERT) {
-+ unsigned char pmask = ~(pat[i - 1] >> 1);
-+
-+ chr[i ] &= pmask;
-+ chr[16 + i] &= pmask;
-+ chr[32 + i] &= pmask;
-+ chr[48 + i] &= pmask;
-+ if (ch == DISP_HORIZ || ch == DISP_UR || ch == DISP_LR) {
-+ pmask = ~pat[i - 1];
-+
-+ chr[i ] &= pmask;
-+ chr[16 + i] &= pmask;
-+ chr[32 + i] &= pmask;
-+ chr[48 + i] &= pmask;
-+ }
-+ }
-+ }
-+ chr[i ] |= mask;
-+ chr[16 + i] |= mask;
-+ chr[32 + i] |= mask;
-+ chr[48 + i] |= mask;
-+
-+ offset += 80;
-+ }
-+ else {
-+ chr[i ] = mask;
-+ chr[16 + i] = mask;
-+ chr[32 + i] = mask;
-+ chr[48 + i] = mask;
-+ }
-+ }
-+ }
-+ else {
-+ MapMask(15);
-+ ptr = mem;
-+ for (i = 0; i < 16; i++, ptr += 80) {
-+ cursorBuf[i] = pat[i];
-+ *ptr = ~pat[i];
-+ }
-+ return;
-+ }
-+
-+ offset = 0;
-+ for (i = 1; i < 16; i <<= 1, offset += 16) {
-+ int j;
-+
-+ MapMask(i);
-+ ptr = mem;
-+ for (j = 0; j < 16; j++, ptr += 80)
-+ *ptr = chr[j + offset];
-+ }
-+
-+ MapMask(15);
-+}
-+
-+#endif /* SUPPORT_GRAPHICS */
-diff -urpN grub-0.97/stage2/graphics.h grub-0.97-gfx/stage2/graphics.h
---- grub-0.97/stage2/graphics.h 1969-12-31 20:00:00.000000000 -0400
-+++ grub-0.97-gfx/stage2/graphics.h 2005-10-13 16:27:35.000000000 -0400
-@@ -0,0 +1,42 @@
-+/* graphics.h - graphics console interface */
-+/*
-+ * GRUB -- GRand Unified Bootloader
-+ * Copyright (C) 2002 Free Software Foundation, Inc.
-+ *
-+ * This program is free software; you can redistribute it and/or modify
-+ * it under the terms of the GNU General Public License as published by
-+ * the Free Software Foundation; either version 2 of the License, or
-+ * (at your option) any later version.
-+ *
-+ * This program is distributed in the hope that it will be useful,
-+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
-+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-+ * GNU General Public License for more details.
-+ *
-+ * You should have received a copy of the GNU General Public License
-+ * along with this program; if not, write to the Free Software
-+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-+ */
-+
-+#ifndef GRAPHICS_H
-+#define GRAPHICS_H
-+
-+/* magic constant */
-+#define VIDEOMEM 0xA0000
-+
-+/* function prototypes */
-+char *graphics_get_splash(void);
-+
-+int read_image(char *s);
-+void graphics_cursor(int set);
-+
-+/* function prototypes for asm functions */
-+void * graphics_get_font();
-+void graphics_set_palette(int idx, int red, int green, int blue);
-+void set_int1c_handler();
-+void unset_int1c_handler();
-+
-+extern short cursorX, cursorY;
-+extern char cursorBuf[16];
-+
-+#endif /* GRAPHICS_H */
-diff -urpN grub-0.97/stage2/shared.h grub-0.97-gfx/stage2/shared.h
---- grub-0.97/stage2/shared.h 2005-10-13 16:27:23.000000000 -0400
-+++ grub-0.97-gfx/stage2/shared.h 2005-10-13 16:27:35.000000000 -0400
-@@ -871,6 +871,7 @@ int grub_sprintf (char *buffer, const ch
- int grub_tolower (int c);
- int grub_isspace (int c);
- int grub_strncat (char *s1, const char *s2, int n);
-+void grub_memcpy(void *dest, const void *src, int len);
- void *grub_memmove (void *to, const void *from, int len);
- void *grub_memset (void *start, int c, int len);
- int grub_strncat (char *s1, const char *s2, int n);
-diff -urpN grub-0.97/stage2/stage2.c grub-0.97-gfx/stage2/stage2.c
---- grub-0.97/stage2/stage2.c 2005-10-13 16:27:23.000000000 -0400
-+++ grub-0.97-gfx/stage2/stage2.c 2005-10-13 16:27:35.000000000 -0400
-@@ -233,6 +233,7 @@ run_menu (char *menu_entries, char *conf
- {
- int c, time1, time2 = -1, first_entry = 0;
- char *cur_entry = 0;
-+ struct term_entry *prev_term = NULL;
-
- /*
- * Main loop for menu UI.
-@@ -714,6 +715,15 @@ restart:
-
- cls ();
- setcursor (1);
-+ /* if our terminal needed initialization, we should shut it down
-+ * before booting the kernel, but we want to save what it was so
-+ * we can come back if needed */
-+ prev_term = current_term;
-+ if (current_term->shutdown)
-+ {
-+ (*current_term->shutdown)();
-+ current_term = term_table; /* assumption: console is first */
-+ }
-
- while (1)
- {
-@@ -748,6 +758,13 @@ restart:
- break;
- }
-
-+ /* if we get back here, we should go back to what our term was before */
-+ current_term = prev_term;
-+ if (current_term->startup)
-+ /* if our terminal fails to initialize, fall back to console since
-+ * it should always work */
-+ if ((*current_term->startup)() == 0)
-+ current_term = term_table; /* we know that console is first */
- show_menu = 1;
- goto restart;
- }
-@@ -1050,6 +1067,10 @@ cmain (void)
- while (is_preset);
- }
-
-+ /* go ahead and make sure the terminal is setup */
-+ if (current_term->startup)
-+ (*current_term->startup)();
-+
- if (! num_entries)
- {
- /* If no acceptable config file, goto command-line, starting
-diff -urpN grub-0.97/stage2/term.h grub-0.97-gfx/stage2/term.h
---- grub-0.97/stage2/term.h 2005-10-13 16:27:23.000000000 -0400
-+++ grub-0.97-gfx/stage2/term.h 2005-10-13 16:27:35.000000000 -0400
-@@ -60,6 +60,8 @@ struct term_entry
- const char *name;
- /* The feature flags defined above. */
- unsigned long flags;
-+ /* Default for maximum number of lines if not specified */
-+ unsigned short max_lines;
- /* Put a character. */
- void (*putchar) (int c);
- /* Check if any input character is available. */
-@@ -79,6 +81,11 @@ struct term_entry
- void (*setcolor) (int normal_color, int highlight_color);
- /* Turn on/off the cursor. */
- int (*setcursor) (int on);
-+
-+ /* function to start a terminal */
-+ int (*startup) (void);
-+ /* function to use to shutdown a terminal */
-+ void (*shutdown) (void);
- };
-
- /* This lists up available terminals. */
-@@ -124,4 +131,23 @@ void hercules_setcolor (int normal_color
- int hercules_setcursor (int on);
- #endif
-
-+#ifdef SUPPORT_GRAPHICS
-+extern int foreground, background, border, graphics_inited;
-+
-+void graphics_set_splash(char *splashfile);
-+int set_videomode (int mode);
-+void graphics_putchar (int c);
-+int graphics_getxy(void);
-+void graphics_gotoxy(int x, int y);
-+void graphics_cls(void);
-+void graphics_setcolorstate (color_state state);
-+void graphics_setcolor (int normal_color, int highlight_color);
-+void graphics_setcursor (int on);
-+int graphics_init(void);
-+void graphics_end(void);
-+
-+int hex(int v);
-+void graphics_set_palette(int idx, int red, int green, int blue);
-+#endif /* SUPPORT_GRAPHICS */
-+
- #endif /* ! GRUB_TERM_HEADER */
generated by cgit v0.12 at 2024-11-06 14:08:14 (GMT)