1 files changed, 163 insertions, 0 deletions
diff --git a/cpukit/libfs/src/jffs2/src/malloc-rtems.c b/cpukit/libfs/src/jffs2/src/malloc-rtems.c
new file mode 100644
index 0000000000..a06cf5f16d
--- /dev/null
+++ b/cpukit/libfs/src/jffs2/src/malloc-rtems.c
@@ -0,0 +1,163 @@
+/*
+ * JFFS2 -- Journalling Flash File System, Version 2.
+ *
+ * Copyright (C) 2001-2003 Free Software Foundation, Inc.
+ *
+ * Created by David Woodhouse <dwmw2@cambridge.redhat.com>
+ *
+ * For licensing information, see the file 'LICENCE' in this directory.
+ *
+ * $Id: malloc-ecos.c,v 1.4 2003/11/26 15:55:35 dwmw2 Exp $
+ *
+ */
+
+#include <linux/kernel.h>
+#include <cyg/hal/drv_api.h>
+#include "nodelist.h"
+
+#if !defined(CYGNUM_FS_JFFS2_RAW_NODE_REF_CACHE_POOL_SIZE)
+# define CYGNUM_FS_JFFS2_RAW_NODE_REF_CACHE_POOL_SIZE 0
+#endif
+
+struct jffs2_full_dirent *jffs2_alloc_full_dirent(int namesize)
+{
+	return malloc(sizeof(struct jffs2_full_dirent) + namesize);
+}
+
+void jffs2_free_full_dirent(struct jffs2_full_dirent *x)
+{
+	free(x);
+}
+
+struct jffs2_full_dnode *jffs2_alloc_full_dnode(void)
+{
+	return malloc(sizeof(struct jffs2_full_dnode));
+}
+
+void jffs2_free_full_dnode(struct jffs2_full_dnode *x)
+{
+	free(x);
+}
+
+struct jffs2_raw_dirent *jffs2_alloc_raw_dirent(void)
+{
+	return malloc(sizeof(struct jffs2_raw_dirent));
+}
+
+void jffs2_free_raw_dirent(struct jffs2_raw_dirent *x)
+{
+	free(x);
+}
+
+struct jffs2_raw_inode *jffs2_alloc_raw_inode(void)
+{
+	return malloc(sizeof(struct jffs2_raw_inode));
+}
+
+void jffs2_free_raw_inode(struct jffs2_raw_inode *x)
+{
+	free(x);
+}
+
+struct jffs2_tmp_dnode_info *jffs2_alloc_tmp_dnode_info(void)
+{
+	return malloc(sizeof(struct jffs2_tmp_dnode_info));
+}
+
+void jffs2_free_tmp_dnode_info(struct jffs2_tmp_dnode_info *x)
+{
+	free(x);
+}
+
+struct jffs2_node_frag *jffs2_alloc_node_frag(void)
+{
+	return malloc(sizeof(struct jffs2_node_frag));
+}
+
+void jffs2_free_node_frag(struct jffs2_node_frag *x)
+{
+	free(x);
+}
+
+#if CYGNUM_FS_JFFS2_RAW_NODE_REF_CACHE_POOL_SIZE == 0
+
+int jffs2_create_slab_caches(void)
+{
+	return 0;
+}
+
+void jffs2_destroy_slab_caches(void)
+{
+}
+
+struct jffs2_raw_node_ref *jffs2_alloc_raw_node_ref(void)
+{
+	return malloc(sizeof(struct jffs2_raw_node_ref));
+}
+
+void jffs2_free_raw_node_ref(struct jffs2_raw_node_ref *x)
+{
+	free(x);
+}
+
+#else // CYGNUM_FS_JFFS2_RAW_NODE_REF_CACHE_POOL_SIZE == 0
+
+static struct jffs2_raw_node_ref
+	rnr_pool[CYGNUM_FS_JFFS2_RAW_NODE_REF_CACHE_POOL_SIZE] __attribute__ ((aligned (4))),
+	* first = NULL;
+static cyg_drv_mutex_t mutex;
+
+int jffs2_create_slab_caches(void)
+{
+	struct jffs2_raw_node_ref * p;
+	cyg_drv_mutex_init(&mutex);
+	for (
+		p = rnr_pool;
+		p < rnr_pool + CYGNUM_FS_JFFS2_RAW_NODE_REF_CACHE_POOL_SIZE - 1;
+		p++
+	)
+		p->next_phys = p + 1;
+	rnr_pool[CYGNUM_FS_JFFS2_RAW_NODE_REF_CACHE_POOL_SIZE - 1].next_phys = NULL;
+	first = &rnr_pool[0];
+	return 0;
+}
+
+void jffs2_destroy_slab_caches(void)
+{
+}
+
+struct jffs2_raw_node_ref *jffs2_alloc_raw_node_ref(void)
+{
+	struct jffs2_raw_node_ref * p;
+	
+	cyg_drv_mutex_lock(&mutex);
+	p = first;
+	if (p != NULL)
+		first = p->next_phys;
+	cyg_drv_mutex_unlock(&mutex);
+	return p;
+}
+
+void jffs2_free_raw_node_ref(struct jffs2_raw_node_ref *x)
+{
+	cyg_drv_mutex_lock(&mutex);
+	x->next_phys = first;
+	first = x;
+	cyg_drv_mutex_unlock(&mutex);
+}
+
+#endif // CYGNUM_FS_JFFS2_RAW_NODE_REF_CACHE_POOL_SIZE == 0
+
+struct jffs2_inode_cache *jffs2_alloc_inode_cache(void)
+{
+	struct jffs2_inode_cache *ret = malloc(sizeof(struct jffs2_inode_cache));
+	D1(printk(KERN_DEBUG "Allocated inocache at %p\n", ret));
+	return ret;
+}
+
+void jffs2_free_inode_cache(struct jffs2_inode_cache *x)
+{
+	D1(printk(KERN_DEBUG "Freeing inocache at %p\n", x));
+	free(x);
+}
+