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| author | Jan Beulich <JBeulich@novell.com> | 2005-06-23 00:08:24 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-06-23 09:45:10 -0700 |
| commit | 799d19f6ec5ca2102c61122f5219a17f1c4e961a (patch) | |
| tree | 5e33a045b5fcc003dae052e8f62e1e4b47f908a2 /arch | |
| parent | 7fbb4f6e6873593a2defb8f66512f55d08d88106 (diff) | |
| download | kernel_samsung_aries-799d19f6ec5ca2102c61122f5219a17f1c4e961a.zip kernel_samsung_aries-799d19f6ec5ca2102c61122f5219a17f1c4e961a.tar.gz kernel_samsung_aries-799d19f6ec5ca2102c61122f5219a17f1c4e961a.tar.bz2 | |
[PATCH] allow early printk to use more than 25 lines
Allow early printk code to take advantage of the full size of the screen, not
just the first 25 lines.
Signed-off-by: Jan Beulich <jbeulich@novell.com>
Acked-by: Andi Kleen <ak@muc.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86_64/kernel/early_printk.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/arch/x86_64/kernel/early_printk.c b/arch/x86_64/kernel/early_printk.c index e3a19e8..9631c74 100644 --- a/arch/x86_64/kernel/early_printk.c +++ b/arch/x86_64/kernel/early_printk.c @@ -2,20 +2,24 @@ #include <linux/kernel.h> #include <linux/init.h> #include <linux/string.h> +#include <linux/tty.h> #include <asm/io.h> #include <asm/processor.h> /* Simple VGA output */ #ifdef __i386__ +#include <asm/setup.h> #define VGABASE (__ISA_IO_base + 0xb8000) #else +#include <asm/bootsetup.h> #define VGABASE ((void __iomem *)0xffffffff800b8000UL) #endif -#define MAX_YPOS 25 -#define MAX_XPOS 80 +#define MAX_YPOS max_ypos +#define MAX_XPOS max_xpos +static int max_ypos = 25, max_xpos = 80; static int current_ypos = 1, current_xpos = 0; static void early_vga_write(struct console *con, const char *str, unsigned n) @@ -196,7 +200,10 @@ int __init setup_early_printk(char *opt) } else if (!strncmp(buf, "ttyS", 4)) { early_serial_init(buf); early_console = &early_serial_console; - } else if (!strncmp(buf, "vga", 3)) { + } else if (!strncmp(buf, "vga", 3) + && SCREEN_INFO.orig_video_isVGA == 1) { + max_xpos = SCREEN_INFO.orig_video_cols; + max_ypos = SCREEN_INFO.orig_video_lines; early_console = &early_vga_console; } early_console_initialized = 1; |