diff -r 93807963b906 -r b0e894257743 master/ioctl.h
--- a/master/ioctl.h	Fri Jun 06 13:03:56 2008 +0000
+++ b/master/ioctl.h	Fri Jun 06 15:13:25 2008 +0000
@@ -57,6 +57,7 @@
     EC_IOCTL_SLAVE_STATE,
     EC_IOCTL_SDO,
     EC_IOCTL_SDO_ENTRY,
+    EC_IOCTL_SDO_UPLOAD,
 };
 
 /*****************************************************************************/
@@ -211,7 +212,7 @@
 typedef struct {
     // inputs
     uint16_t slave_position;
-    uint16_t sdo_position;
+    int sdo_spec; // positive: index, negative: list position
     uint8_t sdo_entry_subindex;
 
     // outputs
@@ -222,4 +223,18 @@
 
 /*****************************************************************************/
 
+typedef struct {
+    // inputs
+    uint16_t slave_position;
+    uint16_t sdo_index;
+    uint8_t sdo_entry_subindex;
+    unsigned int target_size;
+    uint8_t *target;
+
+    // outputs
+    unsigned int data_size;
+} ec_ioctl_sdo_upload_t;
+
+/*****************************************************************************/
+
 #endif