Changeset 6b781c0 in mainline for uspace/libc/arch/arm32/src/thread.c

Timestamp:

2007-06-08T15:02:49Z (17 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

c03ee1c

Parents:

3ee8a075

Message:

Merge arm32 into trunk.

File:

• uspace/libc/arch/arm32/src/thread.c (modified) (3 diffs)

uspace/libc/arch/arm32/src/thread.c

@@ -1 +1 @@
 /*
- * Copyright (c) 2006 Ondrej Palkovsky
+ * Copyright (c) 2007 Pavel Jancik
  * All rights reserved.
  *
@@ -33 +33 @@
  */
 /** @file
+ *  @brief Uspace threads and TLS.
  */
 
@@ -38 +39 @@
 #include <malloc.h>
 
-/** Allocate TLS & TCB for initial module threads
+/** Allocates TLS & TCB.
  *
- * @param data Start of data section
- * @return pointer to tcb_t structure
+ * @param data Start of data section (output parameter).
+ * @param size Size of (tbss + tdata) sections.
+ * @return     Pointer to the allocated #tcb_t structure.
  */
 tcb_t * __alloc_tls(void **data, size_t size)
 {
-        /* TODO */
-        return NULL;
+        tcb_t *result;
+
+        result = malloc(sizeof(tcb_t) + size);
+        *data = ((void *)result) + sizeof(tcb_t);
+        return result;
 }
 
+/** Deallocates TLS & TCB.
+ *
+ * @param tcb TCB structure to be deallocated (along with corresponding TLS).
+ * @param size Not used.
+ */
 void __free_tls_arch(tcb_t *tcb, size_t size)
 {
-        /* TODO */
+        free(tcb);
 }