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x86/apic/uv: Update the UV APIC HUB check

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Update the check for UV2000/3000.  Note when the HUB is not recognized.

Signed-off-by: Mike Travis <travis@sgi.com>
Acked-by: Hedi Berriche <hedi@sgi.com>
Acked-by: Dimitri Sivanich <sivanich@sgi.com>
Link: http://lkml.kernel.org/r/20150409182629.267239403@asylum.americas.sgi.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Mike Travis 2015-04-09 13:26:31 -05:00 committed by Ingo Molnar
parent 379b97e280
commit 1912c7afa3
1 changed files with 7 additions and 3 deletions
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10
arch/x86/kernel/apic/x2apic_uv_x.c
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@ -881,10 +881,14 @@ void __init uv_system_init(void)
unsigned long mmr_base, present, paddr;
unsigned short pnode_mask;
unsigned char n_lshift;
char *hub = (is_uv1_hub() ? "UV1" :
(is_uv2_hub() ? "UV2" :
"UV3"));
char *hub = (is_uv1_hub() ? "UV100/1000" :
(is_uv2_hub() ? "UV2000/3000" :
(is_uv3_hub() ? "UV300" : NULL)));
if (!hub) {
pr_err("UV: Unknown/unsupported UV hub\n");
return;
}
pr_info("UV: Found %s hub\n", hub);
map_low_mmrs();