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SubjectRe: [patch] Re: Kernels > 2.6.1-mm3 do not boot. - SOLVED
On Sun, Jan 25, 2004 at 06:18:47PM -0500, John Stoffel wrote:
>
> Adrian> On Sun, Jan 25, 2004 at 03:37:20PM -0500, John Stoffel wrote:
>
> >> More confirmation as I get it.
>
> Adrian> I'd say that's a different issue: The gcc 3.3 in debian
> Adrian> unstable doesn't know about -funit-at-a-time, and it should
> Adrian> therefore not be affected by this problem.
>
> It certainly didn't seem to make a difference, after doing a make
> mrproper and then putting my .config back in place, it still doesn't
> boot. I'm not doing anything funky in grub, here's my boot options:

Can you apply the appended patch and boot with earlyprintk=serial
(+ serial console with 38400 baud on ttyS0 and a terminal program
that does logging on the other side). If you don't have a serial
console you can also use earlyprintk=vga , but that would require
writing down what's on the screen.

What does it say?

-Andi


diff -u linux-2.6.2rc1mm3/arch/i386/Kconfig-o linux-2.6.2rc1mm3/arch/i386/Kconfig
--- linux-2.6.2rc1mm3/arch/i386/Kconfig-o 2004-01-25 22:40:18.000000000 +0100
+++ linux-2.6.2rc1mm3/arch/i386/Kconfig 2004-01-25 23:23:17.282866816 +0100
@@ -1247,6 +1247,10 @@
Say Y here if you are developing drivers or trying to debug and
identify kernel problems.

+config EARLY_PRINTK
+ bool
+ default y
+
config DEBUG_STACKOVERFLOW
bool "Check for stack overflows"
depends on DEBUG_KERNEL
diff -u linux-2.6.2rc1mm3/arch/i386/kernel/setup.c-o linux-2.6.2rc1mm3/arch/i386/kernel/setup.c
--- linux-2.6.2rc1mm3/arch/i386/kernel/setup.c-o 2004-01-25 22:40:18.000000000 +0100
+++ linux-2.6.2rc1mm3/arch/i386/kernel/setup.c 2004-01-25 23:59:43.123568520 +0100
@@ -1118,6 +1118,18 @@
#endif
paging_init();

+#ifdef CONFIG_EARLY_PRINTK
+ {
+ char *s = strstr(*cmdline_p, "earlyprintk=");
+ if (s) {
+ extern void setup_early_printk(char *);
+ setup_early_printk(s+12);
+ printk("early console should work ....\n");
+ }
+ }
+#endif
+
+
dmi_scan_machine();

#ifdef CONFIG_X86_GENERICARCH
diff -u linux-2.6.2rc1mm3/arch/i386/kernel/Makefile-o linux-2.6.2rc1mm3/arch/i386/kernel/Makefile
--- linux-2.6.2rc1mm3/arch/i386/kernel/Makefile-o 2004-01-25 22:40:18.000000000 +0100
+++ linux-2.6.2rc1mm3/arch/i386/kernel/Makefile 2004-01-25 23:23:19.082593216 +0100
@@ -32,6 +32,9 @@
obj-$(CONFIG_ACPI_SRAT) += srat.o
obj-$(CONFIG_HPET_TIMER) += time_hpet.o
obj-$(CONFIG_EFI) += efi.o efi_stub.o
+obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
+
+early_printk-y := ../../x86_64/kernel/early_printk.o

EXTRA_AFLAGS := -traditional

diff -u linux-2.6.2rc1mm3/arch/x86_64/kernel/early_printk.c-o linux-2.6.2rc1mm3/arch/x86_64/kernel/early_printk.c
--- linux-2.6.2rc1mm3/arch/x86_64/kernel/early_printk.c-o 2003-05-27 03:00:44.000000000 +0200
+++ linux-2.6.2rc1mm3/arch/x86_64/kernel/early_printk.c 2004-01-25 23:25:25.978302136 +0100
@@ -7,7 +7,11 @@

/* Simple VGA output */

+#ifdef __i386__
+#define VGABASE (__PAGE_OFFSET + 0xb8000UL)
+#else
#define VGABASE 0xffffffff800b8000UL
+#endif

#define MAX_YPOS 25
#define MAX_XPOS 80
-
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