patch-2.4.19 linux-2.4.19/include/asm-ia64/sn/nodemask.h
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- Lines: 331
- Date:
Wed Dec 31 16:00:00 1969
- Orig file:
linux-2.4.18/include/asm-ia64/sn/nodemask.h
- Orig date:
Thu Apr 5 12:51:47 2001
diff -urN linux-2.4.18/include/asm-ia64/sn/nodemask.h linux-2.4.19/include/asm-ia64/sn/nodemask.h
@@ -1,330 +0,0 @@
-/* $Id$
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 1992 - 1997, 2000 Silicon Graphics, Inc.
- * Copyright (C) 2000 by Colin Ngam
- */
-#ifndef _ASM_SN_NODEMASK_H
-#define _ASM_SN_NODEMASK_H
-
-#if defined(__KERNEL__) || defined(_KMEMUSER)
-
-#include <linux/config.h>
-
-#if CONFIG_SGI_IP35 || CONFIG_IA64_SGI_SN1 || CONFIG_IA64_GENERIC
-#include <asm/sn/sn1/arch.h> /* needed for MAX_COMPACT_NODES */
-#endif
-
-#define CNODEMASK_BOOTED_MASK boot_cnodemask
-#define CNODEMASK_BIPW 64
-
-#if !defined(SN0XXL) && !defined(CONFIG_SGI_IP35) && !defined(CONFIG_IA64_SGI_SN1) && !defined(CONFIG_IA64_GENERIC)
- /* MAXCPUS 128p (64 nodes) or less */
-
-#define CNODEMASK_SIZE 1
-typedef uint64_t cnodemask_t;
-
-#define CNODEMASK_WORD(p,w) (p)
-#define CNODEMASK_SET_WORD(p,w,val) (p) = val
-#define CNODEMASK_CLRALL(p) (p) = 0
-#define CNODEMASK_SETALL(p) (p) = ~((cnodemask_t)0)
-#define CNODEMASK_IS_ZERO(p) ((p) == 0)
-#define CNODEMASK_IS_NONZERO(p) ((p) != 0)
-#define CNODEMASK_NOTEQ(p, q) ((p) != (q))
-#define CNODEMASK_EQ(p, q) ((p) == (q))
-#define CNODEMASK_LSB_ISONE(p) ((p) & 0x1ULL)
-
-#define CNODEMASK_ZERO() ((cnodemask_t)0)
-#define CNODEMASK_CVTB(bit) (1ULL << (bit))
-#define CNODEMASK_SETB(p, bit) ((p) |= 1ULL << (bit))
-#define CNODEMASK_CLRB(p, bit) ((p) &= ~(1ULL << (bit)))
-#define CNODEMASK_TSTB(p, bit) ((p) & (1ULL << (bit)))
-
-#define CNODEMASK_SETM(p, q) ((p) |= (q))
-#define CNODEMASK_CLRM(p, q) ((p) &= ~(q))
-#define CNODEMASK_ANDM(p, q) ((p) &= (q))
-#define CNODEMASK_TSTM(p, q) ((p) & (q))
-
-#define CNODEMASK_CPYNOTM(p, q) ((p) = ~(q))
-#define CNODEMASK_CPY(p, q) ((p) = (q))
-#define CNODEMASK_ORNOTM(p, q) ((p) |= ~(q))
-#define CNODEMASK_SHIFTL(p) ((p) <<= 1)
-#define CNODEMASK_SHIFTR(p) ((p) >>= 1)
-#define CNODEMASK_SHIFTL_PTR(p) (*(p) <<= 1)
-#define CNODEMASK_SHIFTR_PTR(p) (*(p) >>= 1)
-
-/* Atomically set or clear a particular bit */
-#define CNODEMASK_ATOMSET_BIT(p, bit) atomicSetUlong((cnodemask_t *)&(p), (1ULL<<(bit)))
-#define CNODEMASK_ATOMCLR_BIT(p, bit) atomicClearUlong((cnodemask_t *)&(p), (1ULL<<(bit)))
-
-/* Atomically set or clear a collection of bits */
-#define CNODEMASK_ATOMSET(p, q) atomicSetUlong((cnodemask_t *)&(p), q)
-#define CNODEMASK_ATOMCLR(p, q) atomicClearUlong((cnodemask_t *)&(p), q)
-
-/* Atomically set or clear a collection of bits, returning the old value */
-#define CNODEMASK_ATOMSET_MASK(__old, p, q) { \
- (__old) = atomicSetUlong((cnodemask_t *)&(p), q); \
-}
-#define CNODEMASK_ATOMCLR_MASK(__old, p, q) { \
- (__old) = atomicClearUlong((cnodemask_t *)&(p),q); \
-}
-
-#define CNODEMASK_FROM_NUMNODES(n) ((~(cnodemask_t)0)>>(CNODEMASK_BIPW-(n)))
-
-#else /* SN0XXL || SN1 - MAXCPUS > 128 */
-
-#define CNODEMASK_SIZE (MAX_COMPACT_NODES / CNODEMASK_BIPW)
-
-typedef struct {
- uint64_t _bits[CNODEMASK_SIZE];
-} cnodemask_t;
-
-#define CNODEMASK_WORD(p,w) \
- ((w >= 0 && w < CNODEMASK_SIZE) ? (p)._bits[(w)] : 0)
-#define CNODEMASK_SET_WORD(p,w,val) { \
- if (w >= 0 && w < CNODEMASK_SIZE) \
- (p)._bits[(w)] = val; \
-}
-
-#define CNODEMASK_CLRALL(p) { \
- int i; \
- \
- for (i = 0 ; i < CNODEMASK_SIZE ; i++) \
- (p)._bits[i] = 0; \
-}
-
-#define CNODEMASK_SETALL(p) { \
- int i; \
- \
- for (i = 0 ; i < CNODEMASK_SIZE ; i++) \
- (p)._bits[i] = ~(0); \
-}
-
-#define CNODEMASK_LSB_ISONE(p) ((p)._bits[0] & 0x1ULL)
-
-
-#define CNODEMASK_SETM(p,q) { \
- int i; \
- \
- for (i = 0 ; i < CNODEMASK_SIZE ; i++) \
- (p)._bits[i] |= ((q)._bits[i]); \
-}
-
-#define CNODEMASK_CLRM(p,q) { \
- int i; \
- \
- for (i = 0 ; i < CNODEMASK_SIZE ; i++) \
- (p)._bits[i] &= ~((q)._bits[i]); \
-}
-
-#define CNODEMASK_ANDM(p,q) { \
- int i; \
- \
- for (i = 0 ; i < CNODEMASK_SIZE ; i++) \
- (p)._bits[i] &= ((q)._bits[i]); \
-}
-
-#define CNODEMASK_CPY(p, q) { \
- int i; \
- \
- for (i = 0 ; i < CNODEMASK_SIZE ; i++) \
- (p)._bits[i] = (q)._bits[i]; \
-}
-
-#define CNODEMASK_CPYNOTM(p,q) { \
- int i; \
- \
- for (i = 0 ; i < CNODEMASK_SIZE ; i++) \
- (p)._bits[i] = ~((q)._bits[i]); \
-}
-
-#define CNODEMASK_ORNOTM(p,q) { \
- int i; \
- \
- for (i = 0 ; i < CNODEMASK_SIZE ; i++) \
- (p)._bits[i] |= ~((q)._bits[i]); \
-}
-
-#define CNODEMASK_INDEX(bit) ((bit) >> 6)
-#define CNODEMASK_SHFT(bit) ((bit) & 0x3f)
-
-
-#define CNODEMASK_SETB(p, bit) \
- (p)._bits[CNODEMASK_INDEX(bit)] |= (1ULL << CNODEMASK_SHFT(bit))
-
-
-#define CNODEMASK_CLRB(p, bit) \
- (p)._bits[CNODEMASK_INDEX(bit)] &= ~(1ULL << CNODEMASK_SHFT(bit))
-
-
-#define CNODEMASK_TSTB(p, bit) \
- ((p)._bits[CNODEMASK_INDEX(bit)] & (1ULL << CNODEMASK_SHFT(bit)))
-
-/** Probably should add atomic update for entire cnodemask_t struct **/
-
-/* Atomically set or clear a particular bit */
-#define CNODEMASK_ATOMSET_BIT(p, bit) \
- (atomicSetUlong((unsigned long *)&(p)._bits[CNODEMASK_INDEX(bit)], (1ULL << CNODEMASK_SHFT(bit))));
-#define CNODEMASK_ATOMCLR_BIT(__old, p, bit) \
- (atomicClearUlong((unsigned long *)&(p)._bits[CNODEMASK_INDEX(bit)], (1ULL << CNODEMASK_SHFT(bit))));
-
-/* Atomically set or clear a collection of bits */
-#define CNODEMASK_ATOMSET(p, q) { \
- int i; \
- \
- for (i = 0 ; i < CNODEMASK_SIZE ; i++) { \
- atomicSetUlong((unsigned long *)&(p)._bits[i], (q)._bits[i]); \
- } \
-}
-#define CNODEMASK_ATOMCLR(p, q) { \
- int i; \
- \
- for (i = 0 ; i < CNODEMASK_SIZE ; i++) { \
- atomicClearUlong((unsigned long *)&(p)._bits[i], (q)._bits[i]); \
- } \
-}
-
-/* Atomically set or clear a collection of bits, returning the old value */
-#define CNODEMASK_ATOMSET_MASK(__old, p, q) { \
- int i; \
- \
- for (i = 0 ; i < CNODEMASK_SIZE ; i++) { \
- (__old)._bits[i] = \
- atomicSetUlong((unsigned long *)&(p)._bits[i], (q)._bits[i]); \
- } \
-}
-#define CNODEMASK_ATOMCLR_MASK(__old, p, q) { \
- int i; \
- \
- for (i = 0 ; i < CNODEMASK_SIZE ; i++) { \
- (__old)._bits[i] = \
- atomicClearUlong((unsigned long *)&(p)._bits[i], (q)._bits[i]); \
- } \
-}
-
-__inline static cnodemask_t CNODEMASK_CVTB(int bit)
-{
- cnodemask_t __tmp;
- CNODEMASK_CLRALL(__tmp);
- CNODEMASK_SETB(__tmp,bit);
- return(__tmp);
-}
-
-
-__inline static cnodemask_t CNODEMASK_ZERO(void)
-{
- cnodemask_t __tmp;
- CNODEMASK_CLRALL(__tmp);
- return(__tmp);
-}
-
-__inline static int CNODEMASK_IS_ZERO (cnodemask_t p)
-{
- int i;
-
- for (i = 0 ; i < CNODEMASK_SIZE ; i++)
- if (p._bits[i] != 0)
- return 0;
- return 1;
-}
-
-__inline static int CNODEMASK_IS_NONZERO (cnodemask_t p)
-{
- int i;
-
- for (i = 0 ; i < CNODEMASK_SIZE ; i++)
- if (p._bits[i] != 0)
- return 1;
- return 0;
-}
-
-__inline static int CNODEMASK_NOTEQ (cnodemask_t p, cnodemask_t q)
-{
- int i;
-
- for (i = 0 ; i < CNODEMASK_SIZE ; i++)
- if (p._bits[i] != q._bits[i])
- return 1;
- return 0;
-}
-
-__inline static int CNODEMASK_EQ (cnodemask_t p, cnodemask_t q)
-{
- int i;
-
- for (i = 0 ; i < CNODEMASK_SIZE ; i++)
- if (p._bits[i] != q._bits[i])
- return 0;
- return 1;
-}
-
-
-__inline static int CNODEMASK_TSTM (cnodemask_t p, cnodemask_t q)
-{
- int i;
-
- for (i = 0 ; i < CNODEMASK_SIZE ; i++)
- if (p._bits[i] & q._bits[i])
- return 1;
- return 0;
-}
-
-__inline static void CNODEMASK_SHIFTL_PTR (cnodemask_t *p)
-{
- int i;
- uint64_t upper;
-
- /*
- * shift words starting with the last word
- * of the vector and work backward to the first
- * word updating the low order bits with the
- * high order bit of the prev word.
- */
- for (i=(CNODEMASK_SIZE-1); i > 0; --i) {
- upper = (p->_bits[i-1] & (1ULL<<(CNODEMASK_BIPW-1))) ? 1 : 0;
- p->_bits[i] <<= 1;
- p->_bits[i] |= upper;
- }
- p->_bits[i] <<= 1;
-}
-
-__inline static void CNODEMASK_SHIFTR_PTR (cnodemask_t *p)
-{
- int i;
- uint64_t lower;
-
- /*
- * shift words starting with the first word
- * of the vector and work forward to the last
- * word updating the high order bit with the
- * low order bit of the next word.
- */
- for (i=0; i < (CNODEMASK_SIZE-2); ++i) {
- lower = (p->_bits[i+1] & (0x1)) ? 1 : 0;
- p->_bits[i] >>= 1;
- p->_bits[i] |= (lower<<((CNODEMASK_BIPW-1)));
- }
- p->_bits[i] >>= 1;
-}
-
-__inline static cnodemask_t CNODEMASK_FROM_NUMNODES(int n)
-{
- cnodemask_t __tmp;
- int i;
- CNODEMASK_CLRALL(__tmp);
- for (i=0; i<n; i++) {
- CNODEMASK_SETB(__tmp, i);
- }
- return(__tmp);
-}
-
-#endif /* SN0XXL || SN1 */
-
-extern cnodemask_t boot_cnodemask;
-
-#endif /* __KERNEL__ || _KMEMUSER */
-
-#endif /* _ASM_SN_NODEMASK_H */
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