From: Alexander Graf <ag...@csgraf.de>
The QEMU fw_cfg device supports writing entries as well. Add the constant
define for it so that we can leverage write functionality later.
Signed-off-by: Alexander Graf <ag...@csgraf.de>
Reviewed-by: Simon Glass <s...@chromium.org>
Signed-off-by: Alper Nebi Yasak <alpernebiya...@gmail.com>
---
(no changes since v1)
include/qfw.h | 1 +
1 file changed, 1 insertion(+)
diff --git a/include/qfw.h b/include/qfw.h
index 42798fea7db4..d3aaa4d54efc 100644
--- a/include/qfw.h
+++ b/include/qfw.h
@@ -70,6 +70,7 @@ enum {
#define FW_CFG_DMA_READ (1 << 1)
#define FW_CFG_DMA_SKIP (1 << 2)
#define FW_CFG_DMA_SELECT (1 << 3)
+#define FW_CFG_DMA_WRITE (1 << 4)
/* Bit set in FW_CFG_ID response to indicate DMA interface availability. */
#define FW_CFG_DMA_ENABLED (1 << 1)
--
2.40.1
