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| author | Paul Mackerras <paulus@samba.org> | 2005-11-08 12:48:08 +0100 |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2005-11-08 12:48:08 +0100 |
| commit | 3825ac0ee66b50cb0208ee74796fe65f3040e67c (patch) | |
| tree | 589e3ee480fadacda1e8e43a4566fb2b8c64ab65 /arch/powerpc/kernel/prom_init.c | |
| parent | [PATCH] Memory Add Fixes for ppc64 (diff) | |
| download | linux-3825ac0ee66b50cb0208ee74796fe65f3040e67c.tar.xz linux-3825ac0ee66b50cb0208ee74796fe65f3040e67c.zip | |
powerpc: Fix crash in early boot on some powermacs
Some powermac machines were crashing in the quiesce firmware call
in prom_init.c because we have just closed the OF stdin device;
notably my 1999 G3 powerbook does this. To avoid this, don't
close the OF stdin device on powermacs.
Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/powerpc/kernel/prom_init.c')
| -rw-r--r-- | arch/powerpc/kernel/prom_init.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c index 6dc33d19fc2a..58f0917bd6b6 100644 --- a/arch/powerpc/kernel/prom_init.c +++ b/arch/powerpc/kernel/prom_init.c @@ -2081,8 +2081,13 @@ unsigned long __init prom_init(unsigned long r3, unsigned long r4, prom_printf("copying OF device tree ...\n"); flatten_device_tree(); - /* in case stdin is USB and still active on IBM machines... */ - prom_close_stdin(); + /* + * in case stdin is USB and still active on IBM machines... + * Unfortunately quiesce crashes on some powermacs if we have + * closed stdin already (in particular the powerbook 101). + */ + if (RELOC(of_platform) != PLATFORM_POWERMAC) + prom_close_stdin(); /* * Call OF "quiesce" method to shut down pending DMA's from |