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| author | Jeff Garzik <jgarzik@pobox.com> | 2005-10-29 17:49:12 -0400 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2005-10-29 17:49:12 -0400 |
| commit | b0c4e148bd591629749d02a8fbc8d81c26d548cf (patch) | |
| tree | 3e2142635f3dc2ceeae870ead2dceab7b9c6def1 /include/asm-ia64/sn/io.h | |
| parent | 5615ca7906aefbdc3318604c89db5931d0a25910 (diff) | |
| parent | be15cd72d256e5eb3261a781b8507fac83ab33f6 (diff) | |
Merge branch 'master'
Diffstat (limited to 'include/asm-ia64/sn/io.h')
| -rw-r--r-- | include/asm-ia64/sn/io.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/include/asm-ia64/sn/io.h b/include/asm-ia64/sn/io.h index 42209733f6b1..41c73a735628 100644 --- a/include/asm-ia64/sn/io.h +++ b/include/asm-ia64/sn/io.h @@ -14,7 +14,7 @@ extern void * sn_io_addr(unsigned long port) __attribute_const__; /* Forward definition */ extern void __sn_mmiowb(void); /* Forward definition */ -extern int numionodes; +extern int num_cnodes; #define __sn_mf_a() ia64_mfa() @@ -36,6 +36,15 @@ extern void sn_dma_flush(unsigned long); #define __sn_readq_relaxed ___sn_readq_relaxed /* + * Convenience macros for setting/clearing bits using the above accessors + */ + +#define __sn_setq_relaxed(addr, val) \ + writeq((__sn_readq_relaxed(addr) | (val)), (addr)) +#define __sn_clrq_relaxed(addr, val) \ + writeq((__sn_readq_relaxed(addr) & ~(val)), (addr)) + +/* * The following routines are SN Platform specific, called when * a reference is made to inX/outX set macros. SN Platform * inX set of macros ensures that Posted DMA writes on the |