U-Boot API glue improvements:

- extend ub_dev_read() and ub_dev_recv() so that the actual len and
  all error codes can be passed and processed properly; unify behaviour of
  these routines

- introduce syscall general error code (API_ESYSC)

1 files changed, 1 insertions, 0 deletions

diff --git a/sys/boot/uboot/lib/api_public.h b/sys/boot/uboot/lib/api_public.h
index 0ec6129..9edf3af 100644
--- a/sys/boot/uboot/lib/api_public.h
+++ b/sys/boot/uboot/lib/api_public.h
@@ -62,6 +62,7 @@
 #define	API_ENOMEM		3	/* no memory		*/
 #define	API_EBUSY		4	/* busy, occupied etc.	*/
 #define	API_EIO			5	/* I/O error		*/
+#define	API_ESYSC		6	/* syscall error	*/
 
 typedef int (*scp_t)(int, int *, ...);