tools: kwboot: Document information about NOR XIP

Signed-off-by: Pali Rohár <pali@kernel.org>
Reviewed-by: Stefan Roese <sr@denx.de>

diff --git a/tools/kwboot.c b/tools/kwboot.c
index 548b091348ae14e5fa7ba3eb8b9a5be467ab90b8..348a3203d603dc73d6f99c02cc9a1038325c1479 100644 (file)
--- a/tools/kwboot.c
+++ b/tools/kwboot.c
@@ -61,7 +61,9 @@
  *   SPI-NOR or parallel-NOR. Despite the type name it really can be stored on
  *   parallel-NOR and cannot be stored on other SPI devices, like SPI-NAND.
  *   So it should have been named NOR image, not SPI image. This image type
- *   supports XIP - Execute In Place directly from NOR memory.
+ *   supports XIP - Execute In Place directly from NOR memory. Destination
+ *   address of the XIP image is set to 0xFFFFFFFF and execute address to the
+ *   absolute offset in bytes from the beginning of NOR memory.
  *
  * - IBR_HDR_NAND_ID (0x8B):
  *   NAND image can be stored either at any 2 MB aligned offset in the first