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sparc64: Only Panther cheetah+ chips have POPC.

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Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2011-08-29 21:14:29 -07:00
parent 0f43dd546d
commit 1a8e0da593
1 changed files with 8 additions and 2 deletions
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10
arch/sparc/kernel/setup_64.c
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@ -440,8 +440,14 @@ static void __init init_sparc64_elf_hwcap(void)
cap |= AV_SPARC_VIS;
if (tlb_type == cheetah || tlb_type == cheetah_plus)
cap |= AV_SPARC_VIS | AV_SPARC_VIS2;
if (tlb_type == cheetah_plus)
cap |= AV_SPARC_POPC;
if (tlb_type == cheetah_plus) {
unsigned long impl, ver;
__asm__ __volatile__("rdpr %%ver, %0" : "=r" (ver));
impl = ((ver >> 32) & 0xffff);
if (impl == PANTHER_IMPL)
cap |= AV_SPARC_POPC;
}
if (tlb_type == hypervisor) {
if (sun4v_chip_type == SUN4V_CHIP_NIAGARA1)
cap |= AV_SPARC_ASI_BLK_INIT;