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-rw-r--r--include/hw/nvram/fw_cfg.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/hw/nvram/fw_cfg.h b/include/hw/nvram/fw_cfg.h
index 5d19975..4315f4e 100644
--- a/include/hw/nvram/fw_cfg.h
+++ b/include/hw/nvram/fw_cfg.h
@@ -44,6 +44,9 @@
#define FW_CFG_INVALID 0xffff
+/* width in bytes of fw_cfg control register */
+#define FW_CFG_CTL_SIZE 0x02
+
#define FW_CFG_MAX_FILE_PATH 56
#ifndef NO_QEMU_PROTOS
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