Changeset b0b4592e in mainline for uspace/lib/c/arch/sparc32/include/libarch/tls.h

Timestamp:

2014-03-15T19:21:53Z (10 years ago)

Author:

Vojtech Horky <vojtechhorky@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

c773adc

Parents:

2034f98 (diff), 8cffdf5 (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

Merge mainline changes

File:

• uspace/lib/c/arch/sparc32/include/libarch/tls.h (moved) (moved from uspace/lib/c/include/sys/mman.h ) (2 diffs)

uspace/lib/c/arch/sparc32/include/libarch/tls.h

@@ -1 +1 @@
 /*
  * Copyright (c) 2006 Ondrej Palkovsky
+ * Copyright (c) 2006 Jakub Jermar
  * All rights reserved.
  *
@@ -27 +28 @@
  */
 
-/** @addtogroup libc
+/** @addtogroup libcsparc32
  * @{
  */
 /** @file
+ * @brief sparc32 TLS functions.
  */
 
-#ifndef LIBC_MMAN_H_
-#define LIBC_MMAN_H_
+#ifndef LIBC_sparc32_TLS_H_
+#define LIBC_sparc32_TLS_H_
 
-#include <as.h>
-#include <sys/types.h>
+#define CONFIG_TLS_VARIANT_2
 
-#define MAP_FAILED  AS_MAP_FAILED
+typedef struct {
+        void *self;
+        void *fibril_data;
+} tcb_t;
 
-#define MAP_SHARED     (1 << 0)
-#define MAP_PRIVATE    (1 << 1)
-#define MAP_FIXED      (1 << 2)
-#define MAP_ANONYMOUS  (1 << 3)
+static inline void __tcb_set(tcb_t *tcb)
+{
+        asm volatile (
+                "mov %0, %%g7\n"
+                :: "r" (tcb)
+                : "g7"
+        );
+}
 
-#define PROTO_READ   AS_AREA_READ
-#define PROTO_WRITE  AS_AREA_WRITE
-#define PROTO_EXEC   AS_AREA_EXEC
-
-extern void *mmap(void *start, size_t length, int prot, int flags, int fd,
-    aoff64_t offset);
-extern int munmap(void *start, size_t length);
+static inline tcb_t *__tcb_get(void)
+{
+        void *retval;
+        
+        asm volatile (
+                "mov %%g7, %0\n"
+                : "=r" (retval)
+        );
+        
+        return retval;
+}
 
 #endif