Change nBytesPerChunk to nDataBytesPerChunk

[yaffs2.git] / yportenv.h

diff --git a/yportenv.h b/yportenv.h
index aa211e7b2a505101da29e1e78ebe4a9c0a83c194..e8b9d097c35a978238720b3f2f3caaa81108b640 100644 (file)
--- a/yportenv.h
+++ b/yportenv.h
@@ -15,28 +15,29 @@
  *
  * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
  *
- * $Id: yportenv.h,v 1.5 2004-12-17 04:39:04 charles Exp $
+ * $Id: yportenv.h,v 1.11 2006-05-21 09:39:12 charles Exp $
  *
  */
- 
+
 #ifndef __YPORTENV_H__
 #define __YPORTENV_H__
 
-
 #if defined CONFIG_YAFFS_WINCE
 
 #include "ywinceenv.h"
 
 #elif  defined __KERNEL__
 
+#include "moduleconfig.h"
 
-
-// Linux kernel
-#include "linux/kernel.h"
-#include "linux/version.h"
-#include "linux/mm.h"
-#include "linux/string.h"
-#include "linux/slab.h"
+/* Linux kernel */
+#include <linux/config.h>
+#include <linux/kernel.h>
+#include <linux/version.h>
+#include <linux/mm.h>
+#include <linux/string.h>
+#include <linux/slab.h>
+#include <linux/vmalloc.h>
 
 #define YCHAR char
 #define YUCHAR unsigned char
@@ -52,9 +53,15 @@
 #define YAFFS_LOSTNFOUND_NAME          "lost+found"
 #define YAFFS_LOSTNFOUND_PREFIX                "obj"
 
-//#define YPRINTF(x) printk x
+/* #define YPRINTF(x) printk x */
 #define YMALLOC(x) kmalloc(x,GFP_KERNEL)
 #define YFREE(x)   kfree(x)
+#define YMALLOC_ALT(x) vmalloc(x)
+#define YFREE_ALT(x)   vfree(x)
+#define YMALLOC_DMA(x) YMALLOC(x)
+
+// KR - added for use in scan so processes aren't blocked indefinitely.
+#define YYIELD() schedule()
 
 #define YAFFS_ROOT_MODE                                0666
 #define YAFFS_LOSTNFOUND_MODE          0666
@@ -74,15 +81,14 @@
 #define TSTR(x) KERN_WARNING x
 #define TOUT(p) printk p
 
-
 #elif defined CONFIG_YAFFS_DIRECT
 
-// Direct interface
+/* Direct interface */
 #include "ydirectenv.h"
 
 #elif defined CONFIG_YAFFS_UTIL
 
-// Stuff for YAFFS utilities
+/* Stuff for YAFFS utilities */
 
 #include "stdlib.h"
 #include "stdio.h"
@@ -92,7 +98,8 @@
 
 #define YMALLOC(x) malloc(x)
 #define YFREE(x)   free(x)
-
+#define YMALLOC_ALT(x) malloc(x)
+#define YFREE_ALT(x) free(x)
 
 #define YCHAR char
 #define YUCHAR unsigned char
@@ -105,19 +112,16 @@
 
 #define Y_INLINE inline
 
-//#define YINFO(s) YPRINTF(( __FILE__ " %d %s\n",__LINE__,s))
-//#define YALERT(s) YINFO(s)
-
+/* #define YINFO(s) YPRINTF(( __FILE__ " %d %s\n",__LINE__,s)) */
+/* #define YALERT(s) YINFO(s) */
 
 #define TENDSTR "\n"
 #define TSTR(x) x
 #define TOUT(p) printf p
 
-
 #define YAFFS_LOSTNFOUND_NAME          "lost+found"
 #define YAFFS_LOSTNFOUND_PREFIX                "obj"
-//#define YPRINTF(x) printf x
-
+/* #define YPRINTF(x) printf x */
 
 #define YAFFS_ROOT_MODE                                0666
 #define YAFFS_LOSTNFOUND_MODE          0666
@@ -126,11 +130,10 @@
 #define yaffs_strcmp(a,b) strcmp(a,b)
 
 #else
-// Should have specified a configuration type
+/* Should have specified a configuration type */
 #error Unknown configuration
 
-#endif 
-
+#endif
 
 extern unsigned yaffs_traceMask;
 
@@ -149,16 +152,14 @@ extern unsigned yaffs_traceMask;
 #define YAFFS_TRACE_GC_DETAIL          0x00001000
 #define YAFFS_TRACE_SCAN_DEBUG         0x00002000
 #define YAFFS_TRACE_MTD                        0x00004000
+#define YAFFS_TRACE_CHECKPOINT         0x00008000
 #define YAFFS_TRACE_ALWAYS             0x40000000
 #define YAFFS_TRACE_BUG                        0x80000000
 
-#define T(mask,p) do{ if((mask) & (yaffs_traceMask | YAFFS_TRACE_ERROR)) TOUT(p);} while(0) 
-
+#define T(mask,p) do{ if((mask) & (yaffs_traceMask | YAFFS_TRACE_ERROR)) TOUT(p);} while(0)
 
 #ifndef CONFIG_YAFFS_WINCE
 #define YBUG() T(YAFFS_TRACE_BUG,(TSTR("==>> yaffs bug: " __FILE__ " %d" TENDSTR),__LINE__))
 #endif
 
 #endif
-
-