]> err.no Git - linux-2.6/commitdiff
[PATCH] voyager: fix the cpu_possible_map to make voyager boot again
authorJames Bottomley <James.Bottomley@SteelEye.com>
Fri, 24 Feb 2006 21:04:11 +0000 (13:04 -0800)
committerLinus Torvalds <torvalds@g5.osdl.org>
Fri, 24 Feb 2006 22:31:38 +0000 (14:31 -0800)
Right at the moment (thanks to a patch from Andrew), cpu_possible_map on
voyager is CPU_MASK_NONE, which means the machine always thinks it has no
CPUs.  Fix that by doing an early initialisation of the cpu_possible_map
from the cpu_phys_present_map.

(akpm: we aim to please)

Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
arch/i386/mach-voyager/voyager_smp.c

index 6e4c3baef6cc220af1e4d26a8808c77685120f60..8165626a5c30ba0e2967d9419ea8648033ba91c0 100644 (file)
@@ -402,6 +402,7 @@ find_smp_config(void)
        cpus_addr(phys_cpu_present_map)[0] |= voyager_extended_cmos_read(VOYAGER_PROCESSOR_PRESENT_MASK + 1) << 8;
        cpus_addr(phys_cpu_present_map)[0] |= voyager_extended_cmos_read(VOYAGER_PROCESSOR_PRESENT_MASK + 2) << 16;
        cpus_addr(phys_cpu_present_map)[0] |= voyager_extended_cmos_read(VOYAGER_PROCESSOR_PRESENT_MASK + 3) << 24;
+       cpu_possible_map = phys_cpu_present_map;
        printk("VOYAGER SMP: phys_cpu_present_map = 0x%lx\n", cpus_addr(phys_cpu_present_map)[0]);
        /* Here we set up the VIC to enable SMP */
        /* enable the CPIs by writing the base vector to their register */