[PATCH v3 4/7] EmbeddedPkg: SiI3132: Add SCSI protocol support to header

[Jeremy Linton <jeremy.linton@arm.com>]

Add EXT_SCSI_PASS_THRU structures to SI3132_PORT structure,
along with helpers and new entry points.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jeremy Linton <jeremy.linton@arm.com>
---
 EmbeddedPkg/Drivers/SataSiI3132Dxe/SataSiI3132.h | 93 ++++++++++++++++++++++--
 1 file changed, 88 insertions(+), 5 deletions(-)

diff --git a/EmbeddedPkg/Drivers/SataSiI3132Dxe/SataSiI3132.h b/EmbeddedPkg/Drivers/SataSiI3132Dxe/SataSiI3132.h
index a7bc956..4cfef29 100644
--- a/EmbeddedPkg/Drivers/SataSiI3132Dxe/SataSiI3132.h
+++ b/EmbeddedPkg/Drivers/SataSiI3132Dxe/SataSiI3132.h
@@ -20,6 +20,7 @@
 
 #include <Protocol/AtaPassThru.h>
 #include <Protocol/PciIo.h>
+#include <Protocol/ScsiPassThruExt.h>
 
 #include <Library/UefiLib.h>
 #include <Library/DebugLib.h>
@@ -57,6 +58,7 @@
 #define SII3132_PORT_SLOTSTATUS_REG             0x1800
 #define SII3132_PORT_CMDACTIV_REG               0x1C00
 #define SII3132_PORT_SSTATUS_REG                0x1F04
+#define SII3132_PORT_SERROR_REG                 0x1F08
 
 #define SII3132_PORT_CONTROL_RESET              (1 << 0)
 #define SII3132_PORT_DEVICE_RESET               (1 << 1)
@@ -81,6 +83,7 @@
 #define PRB_CTRL_INT_MASK       0x40
 #define PRB_CTRL_SRST           0x80
 
+#define PRB_PROT_DEFAULT        0x00
 #define PRB_PROT_PACKET         0x01
 #define PRB_PROT_LEGACY_QUEUE   0x02
 #define PRB_PROT_NATIVE_QUEUE   0x04
@@ -88,11 +91,18 @@
 #define PRB_PROT_WRITE          0x10
 #define PRB_PROT_TRANSPARENT    0x20
 
+#define SII_FIS_REGISTER_H2D    0x27      //Register FIS - Host to Device
+#define SII_FIS_CONTROL_CMD     (1 << 7)  //Indicate FIS is a command
+
 #define SGE_XCF     (1 << 28)
 #define SGE_DRD     (1 << 29)
 #define SGE_LNK     (1 << 30)
 #define SGE_TRM     0x80000000
 
+#define SI_MAX_CDB         12  //MAX supported CDB
+#define SI_MAX_SENSE       256
+#define SI_DEFAULT_TIMEOUT 50000
+
 typedef struct _SATA_SI3132_SGE {
     UINT32      DataAddressLow;
     UINT32      DataAddressHigh;
@@ -121,6 +131,8 @@ typedef struct _SATA_SI3132_DEVICE {
     UINTN                       Index;
     struct _SATA_SI3132_PORT    *Port;  //Parent Port
     UINT32                      BlockSize;
+    BOOLEAN                     Atapi; //ATAPI device
+    BOOLEAN                     Cdb16; //Uses 16byte CDB transfers (or 12)
 } SATA_SI3132_DEVICE;
 
 typedef struct _SATA_SI3132_PORT {
@@ -140,14 +152,16 @@ typedef struct _SATA_SI3132_INSTANCE {
     UINTN                       Signature;
 
     SATA_SI3132_PORT            Ports[SATA_SII3132_MAXPORT];
-
-    EFI_ATA_PASS_THRU_PROTOCOL  AtaPassThruProtocol;
-
+    EFI_ATA_PASS_THRU_MODE            AtaPassThruMode;
+    EFI_ATA_PASS_THRU_PROTOCOL        AtaPassThruProtocol;
+    EFI_EXT_SCSI_PASS_THRU_MODE       ExtScsiPassThruMode;
+    EFI_EXT_SCSI_PASS_THRU_PROTOCOL   ExtScsiPassThru;
     EFI_PCI_IO_PROTOCOL         *PciIo;
 } SATA_SI3132_INSTANCE;
 
 #define SATA_SII3132_SIGNATURE              SIGNATURE_32('s', 'i', '3', '2')
-#define INSTANCE_FROM_ATAPASSTHRU_THIS(a)   CR(a, SATA_SI3132_INSTANCE, AtaPassThruProtocol, SATA_SII3132_SIGNATURE)
+#define INSTANCE_FROM_ATAPASSTHRU_THIS(a)   CR (a, SATA_SI3132_INSTANCE, AtaPassThruProtocol, SATA_SII3132_SIGNATURE)
+#define INSTANCE_FROM_SCSIPASSTHRU_THIS(a)  CR (a, SATA_SI3132_INSTANCE, ExtScsiPassThru, SATA_SII3132_SIGNATURE)
 
 #define SATA_GLOBAL_READ32(Offset, Value)  PciIo->Mem.Read (PciIo, EfiPciIoWidthUint32, 0, Offset, 1, Value)
 #define SATA_GLOBAL_WRITE32(Offset, Value) { UINT32 Value32 = Value; PciIo->Mem.Write (PciIo, EfiPciIoWidthUint32, 0, Offset, 1, &Value32); }
@@ -155,7 +169,7 @@ typedef struct _SATA_SI3132_INSTANCE {
 #define SATA_PORT_READ32(Offset, Value)  PciIo->Mem.Read (PciIo, EfiPciIoWidthUint32, 1, Offset, 1, Value)
 #define SATA_PORT_WRITE32(Offset, Value) { UINT32 Value32 = Value; PciIo->Mem.Write (PciIo, EfiPciIoWidthUint32, 1, Offset, 1, &Value32); }
 
-#define SATA_TRACE(txt)  DEBUG((EFI_D_VERBOSE, "ARM_SATA: " txt "\n"))
+#define SATA_TRACE(txt)  DEBUG ((DEBUG_VERBOSE, "ARM_SATA: " txt "\n"))
 
 extern EFI_COMPONENT_NAME_PROTOCOL  gSataSiI3132ComponentName;
 extern EFI_COMPONENT_NAME2_PROTOCOL gSataSiI3132ComponentName2;
@@ -266,4 +280,73 @@ EFI_STATUS SiI3132ResetDevice (
   IN UINT16                     PortMultiplierPort
   );
 
+/**
+ * EFI ATA Pass Thru Entry points for SCSI Protocol
+ */
+SATA_SI3132_DEVICE* GetSataDevice (
+  IN  SATA_SI3132_INSTANCE *SataInstance,
+  IN  UINT16                Port,
+  IN  UINT16                PortMultiplierPort
+  );
+
+EFI_STATUS SiI3132IssueCommand (
+  IN SATA_SI3132_PORT *SataPort,
+  EFI_PCI_IO_PROTOCOL *PciIo,
+  IN UINT32            Timeout,
+  VOID                *StatusBlock
+  );
+
+/**
+ * EFI SCSI Pass Thru Protocol
+ */
+EFI_STATUS SiI3132ScsiPassThru (
+  IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This,
+  IN UINT8 *Target,
+  IN UINT64 Lun,
+  IN OUT EFI_EXT_SCSI_PASS_THRU_SCSI_REQUEST_PACKET *Packet,
+  IN EFI_EVENT  Event OPTIONAL
+  );
+
+EFI_STATUS SiI3132GetNextTargetLun (
+  IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This,
+  IN OUT UINT8 **Target,
+  IN OUT UINT64 *Lun
+);
+
+EFI_STATUS SiI3132GetNextTargetLun2 (
+  IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This,
+  IN UINT8 *Target,
+  IN UINT64 Lun,
+  IN OUT EFI_DEVICE_PATH_PROTOCOL **DevicePath
+  );
+
+EFI_STATUS SiI3132ScsiBuildDevicePath (
+  IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL               *This,
+  IN UINT8                                         *Target,
+  IN UINT64                                        Lun,
+  IN OUT EFI_DEVICE_PATH_PROTOCOL                  **DevicePath
+  );
+
+EFI_STATUS SiI3132GetTargetLun (
+  IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL               *This,
+  IN EFI_DEVICE_PATH_PROTOCOL                      *DevicePath,
+  OUT UINT8                                        **Target,
+  OUT UINT64                                       *Lun
+  );
+
+EFI_STATUS SiI3132ResetChannel (
+  IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This
+  );
+
+EFI_STATUS SiI3132ResetTargetLun (
+  IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL               *This,
+  IN UINT8                                         *Target,
+  IN UINT64                                        Lun
+  );
+
+EFI_STATUS SiI3132GetNextTarget (
+  IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL               *This,
+  IN OUT UINT8                                     **Target
+  );
+
 #endif
-- 
2.9.3