#ifndef QEMU_HW_SCSI_H
#define QEMU_HW_SCSI_H
-#include "hw/qdev.h"
-#include "qemu/typedefs.h"
+#include "block/aio.h"
#include "hw/block/block.h"
-#include "sysemu/sysemu.h"
+#include "hw/qdev-core.h"
+#include "scsi/utils.h"
#include "qemu/notify.h"
+#include "qom/object.h"
#define MAX_SCSI_DEVS 255
-#define SCSI_CMD_BUF_SIZE 16
-#define SCSI_SENSE_LEN 18
-#define SCSI_INQUIRY_LEN 36
-
typedef struct SCSIBus SCSIBus;
typedef struct SCSIBusInfo SCSIBusInfo;
-typedef struct SCSICommand SCSICommand;
typedef struct SCSIDevice SCSIDevice;
typedef struct SCSIRequest SCSIRequest;
typedef struct SCSIReqOps SCSIReqOps;
-enum SCSIXferMode {
- SCSI_XFER_NONE, /* TEST_UNIT_READY, ... */
- SCSI_XFER_FROM_DEV, /* READ, INQUIRY, MODE_SENSE, ... */
- SCSI_XFER_TO_DEV, /* WRITE, MODE_SELECT, ... */
-};
-
-typedef struct SCSISense {
- uint8_t key;
- uint8_t asc;
- uint8_t ascq;
-} SCSISense;
-
#define SCSI_SENSE_BUF_SIZE_OLD 96
#define SCSI_SENSE_BUF_SIZE 252
-struct SCSICommand {
- uint8_t buf[SCSI_CMD_BUF_SIZE];
- int len;
- size_t xfer;
- uint64_t lba;
- enum SCSIXferMode mode;
-};
-
struct SCSIRequest {
SCSIBus *bus;
SCSIDevice *dev;
};
#define TYPE_SCSI_DEVICE "scsi-device"
-#define SCSI_DEVICE(obj) \
- OBJECT_CHECK(SCSIDevice, (obj), TYPE_SCSI_DEVICE)
-#define SCSI_DEVICE_CLASS(klass) \
- OBJECT_CLASS_CHECK(SCSIDeviceClass, (klass), TYPE_SCSI_DEVICE)
-#define SCSI_DEVICE_GET_CLASS(obj) \
- OBJECT_GET_CLASS(SCSIDeviceClass, (obj), TYPE_SCSI_DEVICE)
+OBJECT_DECLARE_TYPE(SCSIDevice, SCSIDeviceClass, SCSI_DEVICE)
-typedef struct SCSIDeviceClass {
+struct SCSIDeviceClass {
DeviceClass parent_class;
void (*realize)(SCSIDevice *dev, Error **errp);
- void (*unrealize)(SCSIDevice *dev, Error **errp);
+ void (*unrealize)(SCSIDevice *dev);
int (*parse_cdb)(SCSIDevice *dev, SCSICommand *cmd, uint8_t *buf,
void *hba_private);
SCSIRequest *(*alloc_req)(SCSIDevice *s, uint32_t tag, uint32_t lun,
uint8_t *buf, void *hba_private);
void (*unit_attention_reported)(SCSIDevice *s);
-} SCSIDeviceClass;
+};
struct SCSIDevice
{
int blocksize;
int type;
uint64_t max_lba;
+ uint64_t wwn;
+ uint64_t port_wwn;
+ int scsi_version;
+ int default_scsi_version;
+ bool needs_vpd_bl_emulation;
+ bool hba_supports_iothread;
};
extern const VMStateDescription vmstate_scsi_device;
};
#define TYPE_SCSI_BUS "SCSI"
-#define SCSI_BUS(obj) OBJECT_CHECK(SCSIBus, (obj), TYPE_SCSI_BUS)
+OBJECT_DECLARE_SIMPLE_TYPE(SCSIBus, SCSI_BUS)
struct SCSIBus {
BusState qbus;
SCSIDevice *scsi_bus_legacy_add_drive(SCSIBus *bus, BlockBackend *blk,
int unit, bool removable, int bootindex,
+ bool share_rw,
+ BlockdevOnError rerror,
+ BlockdevOnError werror,
const char *serial, Error **errp);
-void scsi_bus_legacy_handle_cmdline(SCSIBus *bus, Error **errp);
-
-/*
- * Predefined sense codes
- */
-
-/* No sense data available */
-extern const struct SCSISense sense_code_NO_SENSE;
-/* LUN not ready, Manual intervention required */
-extern const struct SCSISense sense_code_LUN_NOT_READY;
-/* LUN not ready, Medium not present */
-extern const struct SCSISense sense_code_NO_MEDIUM;
-/* LUN not ready, medium removal prevented */
-extern const struct SCSISense sense_code_NOT_READY_REMOVAL_PREVENTED;
-/* Hardware error, internal target failure */
-extern const struct SCSISense sense_code_TARGET_FAILURE;
-/* Illegal request, invalid command operation code */
-extern const struct SCSISense sense_code_INVALID_OPCODE;
-/* Illegal request, LBA out of range */
-extern const struct SCSISense sense_code_LBA_OUT_OF_RANGE;
-/* Illegal request, Invalid field in CDB */
-extern const struct SCSISense sense_code_INVALID_FIELD;
-/* Illegal request, Invalid field in parameter list */
-extern const struct SCSISense sense_code_INVALID_PARAM;
-/* Illegal request, Parameter list length error */
-extern const struct SCSISense sense_code_INVALID_PARAM_LEN;
-/* Illegal request, LUN not supported */
-extern const struct SCSISense sense_code_LUN_NOT_SUPPORTED;
-/* Illegal request, Saving parameters not supported */
-extern const struct SCSISense sense_code_SAVING_PARAMS_NOT_SUPPORTED;
-/* Illegal request, Incompatible format */
-extern const struct SCSISense sense_code_INCOMPATIBLE_FORMAT;
-/* Illegal request, medium removal prevented */
-extern const struct SCSISense sense_code_ILLEGAL_REQ_REMOVAL_PREVENTED;
-/* Illegal request, Invalid Transfer Tag */
-extern const struct SCSISense sense_code_INVALID_TAG;
-/* Command aborted, I/O process terminated */
-extern const struct SCSISense sense_code_IO_ERROR;
-/* Command aborted, I_T Nexus loss occurred */
-extern const struct SCSISense sense_code_I_T_NEXUS_LOSS;
-/* Command aborted, Logical Unit failure */
-extern const struct SCSISense sense_code_LUN_FAILURE;
-/* Command aborted, Overlapped Commands Attempted */
-extern const struct SCSISense sense_code_OVERLAPPED_COMMANDS;
-/* LUN not ready, Capacity data has changed */
-extern const struct SCSISense sense_code_CAPACITY_CHANGED;
-/* LUN not ready, Medium not present */
-extern const struct SCSISense sense_code_UNIT_ATTENTION_NO_MEDIUM;
-/* Unit attention, Power on, reset or bus device reset occurred */
-extern const struct SCSISense sense_code_RESET;
-/* Unit attention, Medium may have changed*/
-extern const struct SCSISense sense_code_MEDIUM_CHANGED;
-/* Unit attention, Reported LUNs data has changed */
-extern const struct SCSISense sense_code_REPORTED_LUNS_CHANGED;
-/* Unit attention, Device internal reset */
-extern const struct SCSISense sense_code_DEVICE_INTERNAL_RESET;
-/* Data Protection, Write Protected */
-extern const struct SCSISense sense_code_WRITE_PROTECTED;
-/* Data Protection, Space Allocation Failed Write Protect */
-extern const struct SCSISense sense_code_SPACE_ALLOC_FAILED;
-
-#define SENSE_CODE(x) sense_code_ ## x
-
-uint32_t scsi_data_cdb_xfer(uint8_t *buf);
-uint32_t scsi_cdb_xfer(uint8_t *buf);
-int scsi_cdb_length(uint8_t *buf);
-int scsi_sense_valid(SCSISense sense);
-int scsi_build_sense(uint8_t *in_buf, int in_len,
- uint8_t *buf, int len, bool fixed);
+void scsi_bus_legacy_handle_cmdline(SCSIBus *bus);
+void scsi_legacy_handle_cmdline(void);
SCSIRequest *scsi_req_alloc(const SCSIReqOps *reqops, SCSIDevice *d,
uint32_t tag, uint32_t lun, void *hba_private);
SCSIRequest *scsi_req_new(SCSIDevice *d, uint32_t tag, uint32_t lun,
uint8_t *buf, void *hba_private);
int32_t scsi_req_enqueue(SCSIRequest *req);
-void scsi_req_free(SCSIRequest *req);
SCSIRequest *scsi_req_ref(SCSIRequest *req);
void scsi_req_unref(SCSIRequest *req);
void scsi_device_set_ua(SCSIDevice *sdev, SCSISense sense);
void scsi_device_report_change(SCSIDevice *dev, SCSISense sense);
void scsi_device_unit_attention_reported(SCSIDevice *dev);
+void scsi_generic_read_device_inquiry(SCSIDevice *dev);
int scsi_device_get_sense(SCSIDevice *dev, uint8_t *buf, int len, bool fixed);
+int scsi_SG_IO_FROM_DEV(BlockBackend *blk, uint8_t *cmd, uint8_t cmd_size,
+ uint8_t *buf, uint8_t buf_size);
SCSIDevice *scsi_device_find(SCSIBus *bus, int channel, int target, int lun);
/* scsi-generic.c. */
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