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-rw-r--r--MdeModulePkg/Bus/Ata/AtaAtapiPassThru/AhciMode.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/MdeModulePkg/Bus/Ata/AtaAtapiPassThru/AhciMode.h b/MdeModulePkg/Bus/Ata/AtaAtapiPassThru/AhciMode.h
index 338447a55f..ced2648970 100644
--- a/MdeModulePkg/Bus/Ata/AtaAtapiPassThru/AhciMode.h
+++ b/MdeModulePkg/Bus/Ata/AtaAtapiPassThru/AhciMode.h
@@ -192,6 +192,8 @@ typedef union {
#define AHCI_PORT_DEVSLP_DITO_MASK 0x01FF8000
#define AHCI_PORT_DEVSLP_DM_MASK 0x1E000000
+#define AHCI_COMMAND_RETRIES 5
+
#pragma pack(1)
//
// Command List structure includes total 32 entries.