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Recognize architectural support for 1GB virtual pages.

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MFC after: 6 weeks
This commit is contained in:
Alan Cox 2007-12-08 21:13:01 +00:00
parent 44f05562de
commit 4ad863249b
2 changed files with 2 additions and 1 deletions
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2
sys/amd64/amd64/identcpu.c
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@ -294,7 +294,7 @@ printcpuinfo(void)
"\030<s23>" /* Same */
"\031<s24>" /* Same */
"\032FFXSR" /* Fast FXSAVE/FXRSTOR */
"\033<b26>" /* Undefined */
"\033Page1GB" /* 1-GB large page support */
"\034RDTSCP" /* RDTSCP */
"\035<b28>" /* Undefined */
"\036LM" /* 64 bit long mode */

1
sys/amd64/include/specialreg.h
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@ -134,6 +134,7 @@
#define AMDID_NX 0x00100000
#define AMDID_EXT_MMX 0x00400000
#define AMDID_FFXSR 0x01000000
#define AMDID_PAGE1GB 0x04000000
#define AMDID_RDTSCP 0x08000000
#define AMDID_LM 0x20000000
#define AMDID_EXT_3DNOW 0x40000000