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x86: fill bios cpu to apicid maps

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We fill the per-cpu (or array) that maps
bios cpu id to apicid in mpparse_32.c, the way x86_64 does

Signed-off-by: Glauber Costa <gcosta@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Glauber de Oliveira Costa
2008-03-19 14:25:24 -03:00
committed by Ingo Molnar
parent 4fe29a8564
commit 73bf102b1c
1 changed files with 8 additions and 3 deletions
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11
arch/x86/kernel/mpparse_32.c
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@@ -75,8 +75,6 @@ unsigned disabled_cpus __cpuinitdata;
/* Bitmask of physically existing CPUs */ /* Bitmask of physically existing CPUs */
physid_mask_t phys_cpu_present_map; physid_mask_t phys_cpu_present_map;
u8 bios_cpu_apicid[NR_CPUS] = { [0 ... NR_CPUS-1] = BAD_APICID };
/* /*
* Intel MP BIOS table parsing routines: * Intel MP BIOS table parsing routines:
*/ */
@@ -220,7 +218,14 @@ static void __cpuinit MP_processor_info (struct mpc_config_processor *m)
def_to_bigsmp = 1; def_to_bigsmp = 1;
} }
} }
bios_cpu_apicid[num_processors - 1] = m->mpc_apicid; /* are we being called early in kernel startup? */
if (x86_cpu_to_apicid_early_ptr) {
u16 *bios_cpu_apicid = x86_bios_cpu_apicid_early_ptr;
bios_cpu_apicid[num_processors - 1] = m->mpc_apicid;
} else {
int cpu = num_processors - 1;
per_cpu(x86_bios_cpu_apicid, cpu) = m->mpc_apicid;
}
} }
static void __init MP_bus_info (struct mpc_config_bus *m) static void __init MP_bus_info (struct mpc_config_bus *m)