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-rw-r--r--include/asm-sparc/atomic.h6
-rw-r--r--include/asm-sparc/bitops.h1
-rw-r--r--include/asm-sparc/cache.h1
-rw-r--r--include/asm-sparc/futex.h49
-rw-r--r--include/asm-sparc/memreg.h2
-rw-r--r--include/asm-sparc/mman.h1
-rw-r--r--include/asm-sparc/mutex.h9
-rw-r--r--include/asm-sparc/oplib.h2
-rw-r--r--include/asm-sparc/pcic.h6
-rw-r--r--include/asm-sparc/system.h12
-rw-r--r--include/asm-sparc/thread_info.h8
-rw-r--r--include/asm-sparc/unistd.h22
12 files changed, 57 insertions, 62 deletions
diff --git a/include/asm-sparc/atomic.h b/include/asm-sparc/atomic.h
index 37f6ab601c3..e1033170bd3 100644
--- a/include/asm-sparc/atomic.h
+++ b/include/asm-sparc/atomic.h
@@ -19,6 +19,9 @@ typedef struct { volatile int counter; } atomic_t;
#define ATOMIC_INIT(i) { (i) }
extern int __atomic_add_return(int, atomic_t *);
+extern int atomic_cmpxchg(atomic_t *, int, int);
+#define atomic_xchg(v, new) (xchg(&((v)->counter), new))
+extern int atomic_add_unless(atomic_t *, int, int);
extern void atomic_set(atomic_t *, int);
#define atomic_read(v) ((v)->counter)
@@ -48,6 +51,8 @@ extern void atomic_set(atomic_t *, int);
#define atomic_dec_and_test(v) (atomic_dec_return(v) == 0)
#define atomic_sub_and_test(i, v) (atomic_sub_return(i, v) == 0)
+#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
+
/* This is the old 24-bit implementation. It's still used internally
* by some sparc-specific code, notably the semaphore implementation.
*/
@@ -155,4 +160,5 @@ static inline int __atomic24_sub(int i, atomic24_t *v)
#endif /* !(__KERNEL__) */
+#include <asm-generic/atomic.h>
#endif /* !(__ARCH_SPARC_ATOMIC__) */
diff --git a/include/asm-sparc/bitops.h b/include/asm-sparc/bitops.h
index bfbd795a0a8..41722b5e45e 100644
--- a/include/asm-sparc/bitops.h
+++ b/include/asm-sparc/bitops.h
@@ -298,6 +298,7 @@ static inline int ffs(int x)
* Note fls(0) = 0, fls(1) = 1, fls(0x80000000) = 32.
*/
#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-sparc/cache.h b/include/asm-sparc/cache.h
index a10522cb21b..cb971e88aea 100644
--- a/include/asm-sparc/cache.h
+++ b/include/asm-sparc/cache.h
@@ -13,7 +13,6 @@
#define L1_CACHE_SHIFT 5
#define L1_CACHE_BYTES 32
#define L1_CACHE_ALIGN(x) ((((x)+(L1_CACHE_BYTES-1))&~(L1_CACHE_BYTES-1)))
-#define L1_CACHE_SHIFT_MAX 5 /* largest L1 which this arch supports */
#define SMP_CACHE_BYTES 32
diff --git a/include/asm-sparc/futex.h b/include/asm-sparc/futex.h
index 9feff4ce142..6a332a9f099 100644
--- a/include/asm-sparc/futex.h
+++ b/include/asm-sparc/futex.h
@@ -1,53 +1,6 @@
#ifndef _ASM_FUTEX_H
#define _ASM_FUTEX_H
-#ifdef __KERNEL__
+#include <asm-generic/futex.h>
-#include <linux/futex.h>
-#include <asm/errno.h>
-#include <asm/uaccess.h>
-
-static inline int
-futex_atomic_op_inuser (int encoded_op, int __user *uaddr)
-{
- int op = (encoded_op >> 28) & 7;
- int cmp = (encoded_op >> 24) & 15;
- int oparg = (encoded_op << 8) >> 20;
- int cmparg = (encoded_op << 20) >> 20;
- int oldval = 0, ret;
- if (encoded_op & (FUTEX_OP_OPARG_SHIFT << 28))
- oparg = 1 << oparg;
-
- if (! access_ok (VERIFY_WRITE, uaddr, sizeof(int)))
- return -EFAULT;
-
- inc_preempt_count();
-
- switch (op) {
- case FUTEX_OP_SET:
- case FUTEX_OP_ADD:
- case FUTEX_OP_OR:
- case FUTEX_OP_ANDN:
- case FUTEX_OP_XOR:
- default:
- ret = -ENOSYS;
- }
-
- dec_preempt_count();
-
- if (!ret) {
- switch (cmp) {
- case FUTEX_OP_CMP_EQ: ret = (oldval == cmparg); break;
- case FUTEX_OP_CMP_NE: ret = (oldval != cmparg); break;
- case FUTEX_OP_CMP_LT: ret = (oldval < cmparg); break;
- case FUTEX_OP_CMP_GE: ret = (oldval >= cmparg); break;
- case FUTEX_OP_CMP_LE: ret = (oldval <= cmparg); break;
- case FUTEX_OP_CMP_GT: ret = (oldval > cmparg); break;
- default: ret = -ENOSYS;
- }
- }
- return ret;
-}
-
-#endif
#endif
diff --git a/include/asm-sparc/memreg.h b/include/asm-sparc/memreg.h
index c0498d3baf9..5fb95c828da 100644
--- a/include/asm-sparc/memreg.h
+++ b/include/asm-sparc/memreg.h
@@ -36,7 +36,7 @@
/* Memory parity error register with associated bit constants. */
#ifndef __ASSEMBLY__
-extern __volatile__ unsigned long *sun4c_memerr_reg;
+extern __volatile__ unsigned long __iomem *sun4c_memerr_reg;
#endif
#define SUN4C_MPE_ERROR 0x80 /* Parity error detected. (ro) */
diff --git a/include/asm-sparc/mman.h b/include/asm-sparc/mman.h
index 138eb81dd70..98435ad8619 100644
--- a/include/asm-sparc/mman.h
+++ b/include/asm-sparc/mman.h
@@ -54,6 +54,7 @@
#define MADV_WILLNEED 0x3 /* pre-fault pages */
#define MADV_DONTNEED 0x4 /* discard these pages */
#define MADV_FREE 0x5 /* (Solaris) contents can be freed */
+#define MADV_REMOVE 0x6 /* remove these pages & resources */
/* compatibility flags */
#define MAP_ANON MAP_ANONYMOUS
diff --git a/include/asm-sparc/mutex.h b/include/asm-sparc/mutex.h
new file mode 100644
index 00000000000..458c1f7fbc1
--- /dev/null
+++ b/include/asm-sparc/mutex.h
@@ -0,0 +1,9 @@
+/*
+ * Pull in the generic implementation for the mutex fastpath.
+ *
+ * TODO: implement optimized primitives instead, or leave the generic
+ * implementation in place, or pick the atomic_xchg() based generic
+ * implementation. (see asm-generic/mutex-xchg.h for details)
+ */
+
+#include <asm-generic/mutex-dec.h>
diff --git a/include/asm-sparc/oplib.h b/include/asm-sparc/oplib.h
index 95944556d8b..d0d76b30eb4 100644
--- a/include/asm-sparc/oplib.h
+++ b/include/asm-sparc/oplib.h
@@ -164,6 +164,7 @@ enum prom_input_device {
PROMDEV_IKBD, /* input from keyboard */
PROMDEV_ITTYA, /* input from ttya */
PROMDEV_ITTYB, /* input from ttyb */
+ PROMDEV_IRSC, /* input from rsc */
PROMDEV_I_UNK,
};
@@ -175,6 +176,7 @@ enum prom_output_device {
PROMDEV_OSCREEN, /* to screen */
PROMDEV_OTTYA, /* to ttya */
PROMDEV_OTTYB, /* to ttyb */
+ PROMDEV_ORSC, /* to rsc */
PROMDEV_O_UNK,
};
diff --git a/include/asm-sparc/pcic.h b/include/asm-sparc/pcic.h
index 301ae8022dd..dedea14d87c 100644
--- a/include/asm-sparc/pcic.h
+++ b/include/asm-sparc/pcic.h
@@ -16,10 +16,10 @@
#include <asm/pbm.h>
struct linux_pcic {
- void * __iomem pcic_regs;
+ void __iomem *pcic_regs;
unsigned long pcic_io;
- void * __iomem pcic_config_space_addr;
- void * __iomem pcic_config_space_data;
+ void __iomem *pcic_config_space_addr;
+ void __iomem *pcic_config_space_data;
struct resource pcic_res_regs;
struct resource pcic_res_io;
struct resource pcic_res_cfg_addr;
diff --git a/include/asm-sparc/system.h b/include/asm-sparc/system.h
index 1f6b71f9e1b..58dd162927b 100644
--- a/include/asm-sparc/system.h
+++ b/include/asm-sparc/system.h
@@ -155,7 +155,7 @@ extern void fpsave(unsigned long *fpregs, unsigned long *fsr,
"here:\n" \
: "=&r" (last) \
: "r" (&(current_set[hard_smp_processor_id()])), \
- "r" ((next)->thread_info), \
+ "r" (task_thread_info(next)), \
"i" (TI_KPSR), \
"i" (TI_KSP), \
"i" (TI_TASK) \
@@ -166,6 +166,16 @@ extern void fpsave(unsigned long *fpregs, unsigned long *fsr,
} while(0)
/*
+ * On SMP systems, when the scheduler does migration-cost autodetection,
+ * it needs a way to flush as much of the CPU's caches as possible.
+ *
+ * TODO: fill this in!
+ */
+static inline void sched_cacheflush(void)
+{
+}
+
+/*
* Changing the IRQ level on the Sparc.
*/
extern void local_irq_restore(unsigned long);
diff --git a/include/asm-sparc/thread_info.h b/include/asm-sparc/thread_info.h
index ff6ccb3d24c..91b9f5888c8 100644
--- a/include/asm-sparc/thread_info.h
+++ b/include/asm-sparc/thread_info.h
@@ -92,9 +92,6 @@ BTFIXUPDEF_CALL(struct thread_info *, alloc_thread_info, void)
BTFIXUPDEF_CALL(void, free_thread_info, struct thread_info *)
#define free_thread_info(ti) BTFIXUP_CALL(free_thread_info)(ti)
-#define get_thread_info(ti) get_task_struct((ti)->task)
-#define put_thread_info(ti) put_task_struct((ti)->task)
-
#endif /* __ASSEMBLY__ */
/*
@@ -131,9 +128,10 @@ BTFIXUPDEF_CALL(void, free_thread_info, struct thread_info *)
* thread information flag bit numbers
*/
#define TIF_SYSCALL_TRACE 0 /* syscall trace active */
-#define TIF_NOTIFY_RESUME 1 /* resumption notification requested */
+/* flag bit 1 is available */
#define TIF_SIGPENDING 2 /* signal pending */
#define TIF_NEED_RESCHED 3 /* rescheduling necessary */
+#define TIF_RESTORE_SIGMASK 4 /* restore signal mask in do_signal() */
#define TIF_USEDFPU 8 /* FPU was used by this task
* this quantum (SMP) */
#define TIF_POLLING_NRFLAG 9 /* true if poll_idle() is polling
@@ -142,9 +140,9 @@ BTFIXUPDEF_CALL(void, free_thread_info, struct thread_info *)
/* as above, but as bit values */
#define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE)
-#define _TIF_NOTIFY_RESUME (1<<TIF_NOTIFY_RESUME)
#define _TIF_SIGPENDING (1<<TIF_SIGPENDING)
#define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED)
+#define _TIF_RESTORE_SIGMASK (1<<TIF_RESTORE_SIGMASK)
#define _TIF_USEDFPU (1<<TIF_USEDFPU)
#define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG)
diff --git a/include/asm-sparc/unistd.h b/include/asm-sparc/unistd.h
index 58dba518239..2ac64e65e33 100644
--- a/include/asm-sparc/unistd.h
+++ b/include/asm-sparc/unistd.h
@@ -300,11 +300,26 @@
#define __NR_add_key 281
#define __NR_request_key 282
#define __NR_keyctl 283
+#define __NR_openat 284
+#define __NR_mkdirat 285
+#define __NR_mknodat 286
+#define __NR_fchownat 287
+#define __NR_futimesat 288
+#define __NR_newfstatat 289
+#define __NR_unlinkat 290
+#define __NR_renameat 291
+#define __NR_linkat 292
+#define __NR_symlinkat 293
+#define __NR_readlinkat 294
+#define __NR_fchmodat 295
+#define __NR_faccessat 296
+#define __NR_pselect6 297
+#define __NR_ppoll 298
-/* WARNING: You MAY NOT add syscall numbers larger than 283, since
+/* WARNING: You MAY NOT add syscall numbers larger than 298, since
* all of the syscall tables in the Sparc kernel are
- * sized to have 283 entries (starting at zero). Therefore
- * find a free slot in the 0-282 range.
+ * sized to have 298 entries (starting at zero). Therefore
+ * find a free slot in the 0-298 range.
*/
#define _syscall0(type,name) \
@@ -458,6 +473,7 @@ return -1; \
#define __ARCH_WANT_SYS_OLDUMOUNT
#define __ARCH_WANT_SYS_SIGPENDING
#define __ARCH_WANT_SYS_SIGPROCMASK
+#define __ARCH_WANT_SYS_RT_SIGSUSPEND
#endif
#ifdef __KERNEL_SYSCALLS__
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-19 13:30:09 +0000