? io/pipe
? io/pty
Index: io/common/current/ChangeLog
===================================================================
RCS file: /cvs/ecos/ecos/packages/io/common/current/ChangeLog,v
retrieving revision 1.25
diff -u -r1.25 ChangeLog
--- io/common/current/ChangeLog	13 Sep 2005 13:36:13 -0000	1.25
+++ io/common/current/ChangeLog	2 Dec 2005 19:48:51 -0000
@@ -1,3 +1,9 @@
+2005-12-02  Andrew Lunn  <andrew.lunn@ascom.ch>
+
+	* src/iosys.c: 
+	* include/devtab.h: Add comments that bread/bwrite takes there
+	parameters in blocks, not bytes.
+
 2005-09-11  Uwe Kindler  <uwe_kindler@web.de>
 
 	* include/config_keys.h Configuration keys for CAN driver added. 
Index: io/common/current/include/devtab.h
===================================================================
RCS file: /cvs/ecos/ecos/packages/io/common/current/include/devtab.h,v
retrieving revision 1.9
diff -u -r1.9 devtab.h
--- io/common/current/include/devtab.h	23 May 2002 23:05:58 -0000	1.9
+++ io/common/current/include/devtab.h	2 Dec 2005 19:48:52 -0000
@@ -69,13 +69,13 @@
                       void *buf, 
                       cyg_uint32 *len);
     Cyg_ErrNo (*bwrite)(cyg_io_handle_t handle, 
-                       const void *buf, 
-                       cyg_uint32 *len,
-                       cyg_uint32 pos);
+                        const void *buf, 
+                        cyg_uint32 *len,   // in blocks
+                        cyg_uint32 pos);   // in blocks
     Cyg_ErrNo (*bread)(cyg_io_handle_t handle, 
-                      void *buf, 
-                      cyg_uint32 *len,
-                      cyg_uint32 pos);
+                       void *buf, 
+                       cyg_uint32 *len,    // in blocks
+                       cyg_uint32 pos);    // in blocks
     cyg_bool  (*select)(cyg_io_handle_t handle,
                         cyg_uint32 which,
                         CYG_ADDRWORD info);
@@ -130,6 +130,8 @@
     _set_config,                                                \
 };
 
+// Note: _bwrite and _bread pass len and pos in terms of blocks, not
+// bytes.
 #define BLOCK_DEVIO_TABLE(_l,_bwrite,_bread,_select,_get_config,_set_config)    \
 cyg_devio_table_t _l = {                                        \
     cyg_devio_cwrite,                                           \
Index: io/common/current/src/iosys.c
===================================================================
RCS file: /cvs/ecos/ecos/packages/io/common/current/src/iosys.c,v
retrieving revision 1.8
diff -u -r1.8 iosys.c
--- io/common/current/src/iosys.c	16 Apr 2004 03:33:40 -0000	1.8
+++ io/common/current/src/iosys.c	2 Dec 2005 19:48:52 -0000
@@ -198,6 +198,10 @@
     return t->handlers->read(handle, buf, len);
 }
 
+//
+// 'write' blocks to a device. The len and the position are in terms
+// of blocks, not bytes like the cyg_io_write.
+//
 Cyg_ErrNo 
 cyg_io_bwrite(cyg_io_handle_t handle, const void *buf, cyg_uint32 *len, cyg_uint32 pos)
 {
@@ -215,9 +219,9 @@
 }
 
 //
-// 'read' data from a device.
+// 'read' blocks from a device. The len and the position are in terms of
+// blocks, not bytes like the cyg_io_read.
 //
-
 Cyg_ErrNo 
 cyg_io_bread(cyg_io_handle_t handle, void *buf, cyg_uint32 *len, cyg_uint32 pos)
 {
Index: io/disk/current/ChangeLog
===================================================================
RCS file: /cvs/ecos/ecos/packages/io/disk/current/ChangeLog,v
retrieving revision 1.2
diff -u -r1.2 ChangeLog
--- io/disk/current/ChangeLog	1 Jul 2004 13:03:20 -0000	1.2
+++ io/disk/current/ChangeLog	2 Dec 2005 19:48:52 -0000
@@ -1,3 +1,8 @@
+2005-12-02  Andrew Lunn  <andrew.lunn@ascom.ch>
+
+	* src/disk.c: Add comments that bread/bwrite take the position and
+	len in terms of blocks, not bytes.
+
 2004-07-01  Savin Zlobec  <savin@elatec.si> 
 
  	* src/disk.c:
Index: io/disk/current/src/disk.c
===================================================================
RCS file: /cvs/ecos/ecos/packages/io/disk/current/src/disk.c,v
retrieving revision 1.2
diff -u -r1.2 disk.c
--- io/disk/current/src/disk.c	1 Jul 2004 13:03:20 -0000	1.2
+++ io/disk/current/src/disk.c	2 Dec 2005 19:48:53 -0000
@@ -370,8 +370,8 @@
 static Cyg_ErrNo 
 disk_bread(cyg_io_handle_t  handle, 
            void            *buf, 
-           cyg_uint32      *len,
-           cyg_uint32       pos)
+           cyg_uint32      *len,  // In blocks
+           cyg_uint32       pos)  // In blocks
 {
     cyg_devtab_entry_t *t    = (cyg_devtab_entry_t *) handle;
     disk_channel       *chan = (disk_channel *) t->priv;
@@ -428,8 +428,8 @@
 static Cyg_ErrNo 
 disk_bwrite(cyg_io_handle_t  handle, 
             const void      *buf, 
-            cyg_uint32      *len,
-            cyg_uint32       pos)
+            cyg_uint32      *len,   // In blocks
+            cyg_uint32       pos)   // In blocks
 {
     cyg_devtab_entry_t *t    = (cyg_devtab_entry_t *) handle;
     disk_channel       *chan = (disk_channel *) t->priv;