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-rw-r--r--include/asm-s390/atomic.h174
-rw-r--r--include/asm-s390/bitops.h1
-rw-r--r--include/asm-s390/ccwdev.h3
-rw-r--r--include/asm-s390/mman.h1
-rw-r--r--include/asm-s390/qdio.h8
-rw-r--r--include/asm-s390/s390_rdev.h15
-rw-r--r--include/asm-s390/uaccess.h14
-rw-r--r--include/asm-s390/unistd.h2
-rw-r--r--include/asm-s390/vtoc.h24
9 files changed, 126 insertions, 116 deletions
diff --git a/include/asm-s390/atomic.h b/include/asm-s390/atomic.h
index b3bd4f679f72..d82aedf616fe 100644
--- a/include/asm-s390/atomic.h
+++ b/include/asm-s390/atomic.h
@@ -5,7 +5,7 @@
* include/asm-s390/atomic.h
*
* S390 version
- * Copyright (C) 1999-2003 IBM Deutschland Entwicklung GmbH, IBM Corporation
+ * Copyright (C) 1999-2005 IBM Deutschland Entwicklung GmbH, IBM Corporation
* Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com),
* Denis Joseph Barrow,
* Arnd Bergmann (arndb@de.ibm.com)
@@ -45,59 +45,57 @@ typedef struct {
#define atomic_read(v) ((v)->counter)
#define atomic_set(v,i) (((v)->counter) = (i))
-static __inline__ void atomic_add(int i, atomic_t * v)
-{
- __CS_LOOP(v, i, "ar");
-}
static __inline__ int atomic_add_return(int i, atomic_t * v)
{
return __CS_LOOP(v, i, "ar");
}
-static __inline__ int atomic_add_negative(int i, atomic_t * v)
-{
- return __CS_LOOP(v, i, "ar") < 0;
-}
-static __inline__ void atomic_sub(int i, atomic_t * v)
-{
- __CS_LOOP(v, i, "sr");
-}
+#define atomic_add(_i, _v) atomic_add_return(_i, _v)
+#define atomic_add_negative(_i, _v) (atomic_add_return(_i, _v) < 0)
+#define atomic_inc(_v) atomic_add_return(1, _v)
+#define atomic_inc_return(_v) atomic_add_return(1, _v)
+#define atomic_inc_and_test(_v) (atomic_add_return(1, _v) == 0)
+
static __inline__ int atomic_sub_return(int i, atomic_t * v)
{
return __CS_LOOP(v, i, "sr");
}
-static __inline__ void atomic_inc(volatile atomic_t * v)
-{
- __CS_LOOP(v, 1, "ar");
-}
-static __inline__ int atomic_inc_return(volatile atomic_t * v)
-{
- return __CS_LOOP(v, 1, "ar");
-}
+#define atomic_sub(_i, _v) atomic_sub_return(_i, _v)
+#define atomic_sub_and_test(_i, _v) (atomic_sub_return(_i, _v) == 0)
+#define atomic_dec(_v) atomic_sub_return(1, _v)
+#define atomic_dec_return(_v) atomic_sub_return(1, _v)
+#define atomic_dec_and_test(_v) (atomic_sub_return(1, _v) == 0)
-static __inline__ int atomic_inc_and_test(volatile atomic_t * v)
-{
- return __CS_LOOP(v, 1, "ar") == 0;
-}
-static __inline__ void atomic_dec(volatile atomic_t * v)
-{
- __CS_LOOP(v, 1, "sr");
-}
-static __inline__ int atomic_dec_return(volatile atomic_t * v)
-{
- return __CS_LOOP(v, 1, "sr");
-}
-static __inline__ int atomic_dec_and_test(volatile atomic_t * v)
-{
- return __CS_LOOP(v, 1, "sr") == 0;
-}
static __inline__ void atomic_clear_mask(unsigned long mask, atomic_t * v)
{
__CS_LOOP(v, ~mask, "nr");
}
+
static __inline__ void atomic_set_mask(unsigned long mask, atomic_t * v)
{
__CS_LOOP(v, mask, "or");
}
+
+static __inline__ int atomic_cmpxchg(atomic_t *v, int old, int new)
+{
+ __asm__ __volatile__(" cs %0,%3,0(%2)\n"
+ : "+d" (old), "=m" (v->counter)
+ : "a" (v), "d" (new), "m" (v->counter)
+ : "cc", "memory" );
+ return old;
+}
+
+static __inline__ int atomic_add_unless(atomic_t *v, int a, int u)
+{
+ int c, old;
+
+ c = atomic_read(v);
+ while (c != u && (old = atomic_cmpxchg(v, c, c + a)) != c)
+ c = old;
+ return c != u;
+}
+
+#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
+
#undef __CS_LOOP
#ifdef __s390x__
@@ -123,97 +121,67 @@ typedef struct {
#define atomic64_read(v) ((v)->counter)
#define atomic64_set(v,i) (((v)->counter) = (i))
-static __inline__ void atomic64_add(long long i, atomic64_t * v)
-{
- __CSG_LOOP(v, i, "agr");
-}
static __inline__ long long atomic64_add_return(long long i, atomic64_t * v)
{
return __CSG_LOOP(v, i, "agr");
}
-static __inline__ long long atomic64_add_negative(long long i, atomic64_t * v)
-{
- return __CSG_LOOP(v, i, "agr") < 0;
-}
-static __inline__ void atomic64_sub(long long i, atomic64_t * v)
-{
- __CSG_LOOP(v, i, "sgr");
-}
-static __inline__ void atomic64_inc(volatile atomic64_t * v)
-{
- __CSG_LOOP(v, 1, "agr");
-}
-static __inline__ long long atomic64_inc_return(volatile atomic64_t * v)
-{
- return __CSG_LOOP(v, 1, "agr");
-}
-static __inline__ long long atomic64_inc_and_test(volatile atomic64_t * v)
-{
- return __CSG_LOOP(v, 1, "agr") == 0;
-}
-static __inline__ void atomic64_dec(volatile atomic64_t * v)
-{
- __CSG_LOOP(v, 1, "sgr");
-}
-static __inline__ long long atomic64_dec_return(volatile atomic64_t * v)
-{
- return __CSG_LOOP(v, 1, "sgr");
-}
-static __inline__ long long atomic64_dec_and_test(volatile atomic64_t * v)
+#define atomic64_add(_i, _v) atomic64_add_return(_i, _v)
+#define atomic64_add_negative(_i, _v) (atomic64_add_return(_i, _v) < 0)
+#define atomic64_inc(_v) atomic64_add_return(1, _v)
+#define atomic64_inc_return(_v) atomic64_add_return(1, _v)
+#define atomic64_inc_and_test(_v) (atomic64_add_return(1, _v) == 0)
+
+static __inline__ long long atomic64_sub_return(long long i, atomic64_t * v)
{
- return __CSG_LOOP(v, 1, "sgr") == 0;
+ return __CSG_LOOP(v, i, "sgr");
}
+#define atomic64_sub(_i, _v) atomic64_sub_return(_i, _v)
+#define atomic64_sub_and_test(_i, _v) (atomic64_sub_return(_i, _v) == 0)
+#define atomic64_dec(_v) atomic64_sub_return(1, _v)
+#define atomic64_dec_return(_v) atomic64_sub_return(1, _v)
+#define atomic64_dec_and_test(_v) (atomic64_sub_return(1, _v) == 0)
+
static __inline__ void atomic64_clear_mask(unsigned long mask, atomic64_t * v)
{
__CSG_LOOP(v, ~mask, "ngr");
}
+
static __inline__ void atomic64_set_mask(unsigned long mask, atomic64_t * v)
{
__CSG_LOOP(v, mask, "ogr");
}
-#undef __CSG_LOOP
-#endif
-
-/*
- returns 0 if expected_oldval==value in *v ( swap was successful )
- returns 1 if unsuccessful.
+static __inline__ long long atomic64_cmpxchg(atomic64_t *v,
+ long long old, long long new)
+{
+ __asm__ __volatile__(" csg %0,%3,0(%2)\n"
+ : "+d" (old), "=m" (v->counter)
+ : "a" (v), "d" (new), "m" (v->counter)
+ : "cc", "memory" );
+ return old;
+}
- This is non-portable, use bitops or spinlocks instead!
-*/
-static __inline__ int
-atomic_compare_and_swap(int expected_oldval,int new_val,atomic_t *v)
+static __inline__ int atomic64_add_unless(atomic64_t *v,
+ long long a, long long u)
{
- int retval;
-
- __asm__ __volatile__(
- " lr %0,%3\n"
- " cs %0,%4,0(%2)\n"
- " ipm %0\n"
- " srl %0,28\n"
- "0:"
- : "=&d" (retval), "=m" (v->counter)
- : "a" (v), "d" (expected_oldval) , "d" (new_val),
- "m" (v->counter) : "cc", "memory" );
- return retval;
+ long long c, old;
+
+ c = atomic64_read(v);
+ while (c != u && (old = atomic64_cmpxchg(v, c, c + a)) != c)
+ c = old;
+ return c != u;
}
-#define atomic_cmpxchg(v, o, n) (atomic_compare_and_swap((o), (n), &((v)->counter)))
+#define atomic64_inc_not_zero(v) atomic64_add_unless((v), 1, 0)
-#define atomic_add_unless(v, a, u) \
-({ \
- int c, old; \
- c = atomic_read(v); \
- while (c != (u) && (old = atomic_cmpxchg((v), c, c + (a))) != c) \
- c = old; \
- c != (u); \
-})
-#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
+#undef __CSG_LOOP
+#endif
#define smp_mb__before_atomic_dec() smp_mb()
#define smp_mb__after_atomic_dec() smp_mb()
#define smp_mb__before_atomic_inc() smp_mb()
#define smp_mb__after_atomic_inc() smp_mb()
+#include <asm-generic/atomic.h>
#endif /* __KERNEL__ */
#endif /* __ARCH_S390_ATOMIC__ */
diff --git a/include/asm-s390/bitops.h b/include/asm-s390/bitops.h
index b07c578b22ea..61232760cc3b 100644
--- a/include/asm-s390/bitops.h
+++ b/include/asm-s390/bitops.h
@@ -839,6 +839,7 @@ static inline int sched_find_first_bit(unsigned long *b)
* fls: find last bit set.
*/
#define fls(x) generic_fls(x)
+#define fls64(x) generic_fls64(x)
/*
* hweightN: returns the hamming weight (i.e. the number
diff --git a/include/asm-s390/ccwdev.h b/include/asm-s390/ccwdev.h
index 3eb231af5d51..12456cb2f882 100644
--- a/include/asm-s390/ccwdev.h
+++ b/include/asm-s390/ccwdev.h
@@ -185,8 +185,5 @@ extern struct ccw_device *ccw_device_probe_console(void);
extern int _ccw_device_get_device_number(struct ccw_device *);
extern int _ccw_device_get_subchannel_number(struct ccw_device *);
-extern struct device *s390_root_dev_register(const char *);
-extern void s390_root_dev_unregister(struct device *);
-
extern void *ccw_device_get_chp_desc(struct ccw_device *, int);
#endif /* _S390_CCWDEV_H_ */
diff --git a/include/asm-s390/mman.h b/include/asm-s390/mman.h
index ea86bd12204f..c8d5409b5d56 100644
--- a/include/asm-s390/mman.h
+++ b/include/asm-s390/mman.h
@@ -43,6 +43,7 @@
#define MADV_SEQUENTIAL 0x2 /* read-ahead aggressively */
#define MADV_WILLNEED 0x3 /* pre-fault pages */
#define MADV_DONTNEED 0x4 /* discard these pages */
+#define MADV_REMOVE 0x5 /* remove these pages & resources */
/* compatibility flags */
#define MAP_ANON MAP_ANONYMOUS
diff --git a/include/asm-s390/qdio.h b/include/asm-s390/qdio.h
index 0ddf0a8ef8de..7bc15f0231db 100644
--- a/include/asm-s390/qdio.h
+++ b/include/asm-s390/qdio.h
@@ -195,12 +195,14 @@ struct qdr {
/*
* queue information block (QIB)
*/
-#define QIB_AC_INBOUND_PCI_SUPPORTED 0x80
-#define QIB_AC_OUTBOUND_PCI_SUPPORTED 0x40
+#define QIB_AC_INBOUND_PCI_SUPPORTED 0x80
+#define QIB_AC_OUTBOUND_PCI_SUPPORTED 0x40
+#define QIB_RFLAGS_ENABLE_QEBSM 0x80
+
struct qib {
unsigned int qfmt : 8; /* queue format */
unsigned int pfmt : 8; /* impl. dep. parameter format */
- unsigned int res1 : 8; /* reserved */
+ unsigned int rflags : 8; /* QEBSM */
unsigned int ac : 8; /* adapter characteristics */
unsigned int res2; /* reserved */
#ifdef QDIO_32_BIT
diff --git a/include/asm-s390/s390_rdev.h b/include/asm-s390/s390_rdev.h
new file mode 100644
index 000000000000..3ad78f2b9c48
--- /dev/null
+++ b/include/asm-s390/s390_rdev.h
@@ -0,0 +1,15 @@
+/*
+ * include/asm-s390/ccwdev.h
+ *
+ * Copyright (C) 2002,2005 IBM Deutschland Entwicklung GmbH, IBM Corporation
+ * Author(s): Cornelia Huck <cohuck@de.ibm.com>
+ * Carsten Otte <cotte@de.ibm.com>
+ *
+ * Interface for s390 root device
+ */
+
+#ifndef _S390_RDEV_H_
+#define _S390_RDEV_H_
+extern struct device *s390_root_dev_register(const char *);
+extern void s390_root_dev_unregister(struct device *);
+#endif /* _S390_RDEV_H_ */
diff --git a/include/asm-s390/uaccess.h b/include/asm-s390/uaccess.h
index 10a619da4761..be104f21c70a 100644
--- a/include/asm-s390/uaccess.h
+++ b/include/asm-s390/uaccess.h
@@ -61,8 +61,10 @@
#define segment_eq(a,b) ((a).ar4 == (b).ar4)
-#define __access_ok(addr,size) (1)
-
+static inline int __access_ok(const void *addr, unsigned long size)
+{
+ return 1;
+}
#define access_ok(type,addr,size) __access_ok(addr,size)
/*
@@ -206,25 +208,25 @@ extern int __put_user_bad(void) __attribute__((noreturn));
case 1: { \
unsigned char __x; \
__get_user_asm(__x, ptr, __gu_err); \
- (x) = (__typeof__(*(ptr))) __x; \
+ (x) = *(__typeof__(*(ptr)) *) &__x; \
break; \
}; \
case 2: { \
unsigned short __x; \
__get_user_asm(__x, ptr, __gu_err); \
- (x) = (__typeof__(*(ptr))) __x; \
+ (x) = *(__typeof__(*(ptr)) *) &__x; \
break; \
}; \
case 4: { \
unsigned int __x; \
__get_user_asm(__x, ptr, __gu_err); \
- (x) = (__typeof__(*(ptr))) __x; \
+ (x) = *(__typeof__(*(ptr)) *) &__x; \
break; \
}; \
case 8: { \
unsigned long long __x; \
__get_user_asm(__x, ptr, __gu_err); \
- (x) = (__typeof__(*(ptr))) __x; \
+ (x) = *(__typeof__(*(ptr)) *) &__x; \
break; \
}; \
default: \
diff --git a/include/asm-s390/unistd.h b/include/asm-s390/unistd.h
index f97d92691f17..2861cdc243ad 100644
--- a/include/asm-s390/unistd.h
+++ b/include/asm-s390/unistd.h
@@ -539,7 +539,7 @@ type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, \
#define __ARCH_WANT_SYS_SIGPENDING
#define __ARCH_WANT_SYS_SIGPROCMASK
#define __ARCH_WANT_SYS_RT_SIGACTION
-# ifdef CONFIG_ARCH_S390_31
+# ifndef CONFIG_64BIT
# define __ARCH_WANT_STAT64
# define __ARCH_WANT_SYS_TIME
# endif
diff --git a/include/asm-s390/vtoc.h b/include/asm-s390/vtoc.h
index 41d369f38b0e..d1de5b7ebb0b 100644
--- a/include/asm-s390/vtoc.h
+++ b/include/asm-s390/vtoc.h
@@ -176,4 +176,28 @@ struct vtoc_format7_label
struct vtoc_cchhb DS7PTRDS; /* pointer to next FMT7 DSCB */
} __attribute__ ((packed));
+struct vtoc_cms_label {
+ u8 label_id[4]; /* Label identifier */
+ u8 vol_id[6]; /* Volid */
+ u16 version_id; /* Version identifier */
+ u32 block_size; /* Disk block size */
+ u32 origin_ptr; /* Disk origin pointer */
+ u32 usable_count; /* Number of usable cylinders/blocks */
+ u32 formatted_count; /* Maximum number of formatted cylinders/
+ * blocks */
+ u32 block_count; /* Disk size in CMS blocks */
+ u32 used_count; /* Number of CMS blocks in use */
+ u32 fst_size; /* File Status Table (FST) size */
+ u32 fst_count; /* Number of FSTs per CMS block */
+ u8 format_date[6]; /* Disk FORMAT date */
+ u8 reserved1[2];
+ u32 disk_offset; /* Disk offset when reserved*/
+ u32 map_block; /* Allocation Map Block with next hole */
+ u32 hblk_disp; /* Displacement into HBLK data of next hole */
+ u32 user_disp; /* Displacement into user part of Allocation
+ * map */
+ u8 reserved2[4];
+ u8 segment_name[8]; /* Name of shared segment */
+} __attribute__ ((packed));
+
#endif /* _ASM_S390_VTOC_H */
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-26 19:18:19 +0100