Hello. I've made a color-patch for Grub. This makes Grub look a bit
like OS/2 Boot Manager. The cursor is also turned off in the menu.
Comments?
diff -u4 -r cvsgrub/grub/asmstub.c grub/grub/asmstub.c
--- cvsgrub/grub/asmstub.c Tue Jun 1 20:17:55 1999
+++ grub/grub/asmstub.c Wed Jun 2 00:35:17 1999
@@ -388,8 +388,14 @@
clear ();
#endif
}
+/* Turn off cursor. No-op right now. */
+void
+nocursor (void)
+{
+ ;
+}
/* returns packed values, LSB+1 is x, LSB is y */
int
getxy (void)
Only in grub/shared_src: Makefile
diff -u4 -r cvsgrub/shared_src/asm.S grub/shared_src/asm.S
--- cvsgrub/shared_src/asm.S Wed May 12 04:43:12 1999
+++ grub/shared_src/asm.S Wed Jun 2 00:27:29 1999
@@ -1136,8 +1136,40 @@
pop %eax
pop %ebp
ret
+
+/*
+ * nocursor()
+ * BIOS call "INT 10H Function 01h" to set cursor type
+ * Call with %ah = 0x01
+ * %ch = cursor starting scanline
+ * %cl = cursor ending scanline
+ */
+
+ENTRY(nocursor)
+ push %ebp
+ push %eax
+ push %ebx /* save EBX */
+ push %edx
+
+ call EXT_C(prot_to_real)
+ .code16
+
+ movw $0x2000, %cx
+ movb $0x1, %ah
+ int $0x10
+
+ data32
+ call EXT_C(real_to_prot)
+ .code32
+
+ pop %edx
+ pop %ebx
+ pop %eax
+ pop %ebp
+ ret
+
/*
* getxy()
* BIOS call "INT 10H Function 03h" to get cursor position
diff -u4 -r cvsgrub/shared_src/shared.h grub/shared_src/shared.h
--- cvsgrub/shared_src/shared.h Tue Jun 1 20:17:57 1999
+++ grub/shared_src/shared.h Wed Jun 2 00:32:11 1999
@@ -184,10 +184,12 @@
# define KEY_NPAGE 0x4900
# define KEY_PPAGE 0x5100
# define A_NORMAL 0x7
# define A_REVERSE 0x70
+# define A_BACKGROUND 0x17
#else
# include <curses.h>
+# define A_BACKGROUND 0x17
#endif
/* Special graphics characters for IBM displays. */
#define DISP_UL 218
@@ -421,8 +423,11 @@
int getrtsecs (void);
/* Clear the screen. */
void cls (void);
+
+/* Turn off cursor. */
+void nocursor (void);
/* Get the current cursor position (where 0,0 is the top left hand
corner of the screen). Returns packed values, (RET >> 8) is x,
(RET & 0xff) is y. */
diff -u4 -r cvsgrub/shared_src/stage2.c grub/shared_src/stage2.c
--- cvsgrub/shared_src/stage2.c Tue Jun 1 16:59:50 1999
+++ grub/shared_src/stage2.c Wed Jun 2 00:31:15 1999
@@ -88,8 +88,14 @@
print_border(int y, int size)
{
int i;
+ /* Color the menu. The menu is 75*14 characters */
+ for ( i = 0; i < 1050; i++)
+ {
+ gotoxy( (i % 75) + 1, (i / 75) + y);
+ set_attrib(A_BACKGROUND);
+ }
gotoxy(1, y);
putchar(DISP_UL);
for (i = 0; i < 73; i++)
@@ -151,8 +157,9 @@
first_entry++; entryno--;
}
init_page();
+ nocursor();
print_border(3, 12);
printf("\n
@@ -221,9 +228,9 @@
if ((c == KEY_UP) || (ASCII_CHAR(c) == 16))
{
if (entryno > 0)
{
- set_line (4 + entryno, A_NORMAL);
+ set_line (4 + entryno, A_BACKGROUND);
entryno --;
set_line (4 + entryno, A_REVERSE);
}
else if (first_entry > 0)
@@ -237,9 +244,9 @@
&& (first_entry+entryno+1) < num_entries)
{
if (entryno < 11)
{
- set_line (4 + entryno, A_NORMAL);
+ set_line (4 + entryno, A_BACKGROUND);
entryno ++;
set_line (4 + entryno, A_REVERSE);
}
else if (num_entries > 12+first_entry)
@@ -260,9 +267,9 @@
else
{
if ((c == 'd') || (c == 'o') || (c == 'O'))
{
- set_line (4 + entryno, A_NORMAL);
+ set_line (4 + entryno, A_BACKGROUND);
/* insert after is almost exactly like insert before */
if (c == 'o')
{
entryno++;
/////
o o
-... said Peter.
