1 files changed, 91 insertions, 0 deletions
diff --git a/src/VBox/Devices/PC/BIOS/scsi.h b/src/VBox/Devices/PC/BIOS/scsi.h
new file mode 100644
index 00000000..f2133546
--- /dev/null
+++ b/src/VBox/Devices/PC/BIOS/scsi.h
@@ -0,0 +1,91 @@
+/* $Id: scsi.h $ */
+/** @file
+ * PC BIOS - SCSI definitions.
+ */
+
+/*
+ * Copyright (C) 2019-2023 Oracle and/or its affiliates.
+ *
+ * This file is part of VirtualBox base platform packages, as
+ * available from https://www.virtualbox.org.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, in version 3 of the
+ * License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <https://www.gnu.org/licenses>.
+ *
+ * SPDX-License-Identifier: GPL-3.0-only
+ */
+
+#ifndef VBOX_INCLUDED_SRC_PC_BIOS_scsi_h
+#define VBOX_INCLUDED_SRC_PC_BIOS_scsi_h
+#ifndef RT_WITHOUT_PRAGMA_ONCE
+# pragma once
+#endif
+
+/* Command opcodes. */
+#define SCSI_SERVICE_ACT   0x9e
+#define SCSI_INQUIRY       0x12
+#define SCSI_READ_CAP_10   0x25
+#define SCSI_READ_10       0x28
+#define SCSI_WRITE_10      0x2a
+#define SCSI_READ_CAP_16   0x10    /* Not an opcode by itself, sub-action for the "Service Action" */
+#define SCSI_READ_16       0x88
+#define SCSI_WRITE_16      0x8a
+
+#pragma pack(1)
+
+/* READ_10/WRITE_10 CDB layout. */
+typedef struct {
+    uint16_t    command;    /* Command. */
+    uint32_t    lba;        /* LBA, MSB first! */
+    uint8_t     pad1;       /* Unused. */
+    uint16_t    nsect;      /* Sector count, MSB first! */
+    uint8_t     pad2;       /* Unused. */
+} cdb_rw10;
+
+/* READ_16/WRITE_16 CDB layout. */
+typedef struct {
+    uint16_t    command;    /* Command. */
+    uint64_t    lba;        /* LBA, MSB first! */
+    uint32_t    nsect32;    /* Sector count, MSB first! */
+    uint8_t     pad1;       /* Unused. */
+    uint8_t     pad2;       /* Unused. */
+} cdb_rw16;
+
+#pragma pack()
+
+ct_assert(sizeof(cdb_rw10) == 10);
+ct_assert(sizeof(cdb_rw16) == 16);
+
+extern int lsilogic_scsi_init(void __far *pvHba, uint8_t u8Bus, uint8_t u8DevFn);
+extern int lsilogic_scsi_cmd_data_out(void __far *pvHba, uint8_t idTgt, uint8_t __far *aCDB,
+                                      uint8_t cbCDB, uint8_t __far *buffer, uint32_t length);
+extern int lsilogic_scsi_cmd_data_in(void __far *pvHba, uint8_t idTgt, uint8_t __far *aCDB,
+                                     uint8_t cbCDB, uint8_t __far *buffer, uint32_t length);
+
+extern int buslogic_scsi_init(void __far *pvHba, uint8_t u8Bus, uint8_t u8DevFn);
+extern int buslogic_scsi_cmd_data_out(void __far *pvHba, uint8_t idTgt, uint8_t __far *aCDB,
+                                      uint8_t cbCDB, uint8_t __far *buffer, uint32_t length);
+extern int buslogic_scsi_cmd_data_in(void __far *pvHba, uint8_t idTgt, uint8_t __far *aCDB,
+                                     uint8_t cbCDB, uint8_t __far *buffer, uint32_t length);
+
+extern uint16_t btaha_scsi_detect();
+extern int btaha_scsi_init(void __far *pvHba, uint8_t u8Bus, uint8_t u8DevFn);
+
+extern int virtio_scsi_init(void __far *pvHba, uint8_t u8Bus, uint8_t u8DevFn);
+extern int virtio_scsi_cmd_data_out(void __far *pvHba, uint8_t idTgt, uint8_t __far *aCDB,
+                                    uint8_t cbCDB, uint8_t __far *buffer, uint32_t length);
+extern int virtio_scsi_cmd_data_in(void __far *pvHba, uint8_t idTgt, uint8_t __far *aCDB,
+                                   uint8_t cbCDB, uint8_t __far *buffer, uint32_t length);
+
+#endif /* !VBOX_INCLUDED_SRC_PC_BIOS_scsi_h */
+