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-rw-r--r--include/ata.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/ata.h b/include/ata.h
index 3b2d737..a614724 100644
--- a/include/ata.h
+++ b/include/ata.h
@@ -114,6 +114,9 @@
#define ATA_CMD_WRITE_EXT 0x34 /* Write Sectores (with retries) with 48bit addressing */
#define ATA_CMD_VRFY_EXT 0x42 /* Read Verify (with retries) with 48bit addressing */
+#define ATA_CMD_FLUSH 0xE7 /* Flush drive cache */
+#define ATA_CMD_FLUSH_EXT 0xEA /* Flush drive cache, with 48bit addressing */
+
/*
* ATAPI Commands
*/