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x86-64: non-paravirt systems always has PSE and PGE 

A paravirtualized system may not have PSE or PGE available to
guests, so they are not required features.  However, without
paravirt we can assume that any x86-64 implementation will have
them available.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
hifive-unleashed-5.1
Jeremy Fitzhardinge 2009-03-16 17:08:48 -07:00
parent 1e74497308
commit 5f241e65f2
1 changed files with 7 additions and 1 deletions
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8
arch/x86/include/asm/required-features.h
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@ -48,9 +48,15 @@
#endif
#ifdef CONFIG_X86_64
#ifdef CONFIG_PARAVIRT
/* Paravirtualized systems may not have PSE or PGE available */
#define NEED_PSE 0
#define NEED_MSR (1<<(X86_FEATURE_MSR & 31))
#define NEED_PGE 0
#else
#define NEED_PSE (1<<(X86_FEATURE_PSE) & 31)
#define NEED_PGE (1<<(X86_FEATURE_PGE) & 31)
#endif
#define NEED_MSR (1<<(X86_FEATURE_MSR & 31))
#define NEED_FXSR (1<<(X86_FEATURE_FXSR & 31))
#define NEED_XMM (1<<(X86_FEATURE_XMM & 31))
#define NEED_XMM2 (1<<(X86_FEATURE_XMM2 & 31))