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Add macros to extract the UPA module id from the UPA config register.

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This is the hardware cpuid.
This commit is contained in:
Jake Burkholder 2002-02-23 19:54:34 +00:00
parent 68ace64ebe
commit 502a371561
1 changed files with 6 additions and 0 deletions
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6
sys/sparc64/include/upa.h
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@ -31,4 +31,10 @@
#define UPA_MEMSTART 0x1fc00000000UL
#define UPA_MEMEND 0x1ffffffffffUL
#define UPA_CR_MID_SHIFT (17)
#define UPA_CR_MID_SIZE (5)
#define UPA_CR_MID_MASK (((1 << UPA_CR_MID_SIZE) - 1) << UPA_CR_MID_SHIFT)
#define UPA_CR_GET_MID(cr) ((cr & UPA_CR_MID_MASK) >> UPA_CR_MID_SHIFT)
#endif /* _MACHINE_UPA_H_ */