7 #define SCSI_CMD_BUF_SIZE 16
11 SCSI_REASON_DONE, /* Command complete. */
12 SCSI_REASON_DATA /* Transfer complete, more data required. */
15 typedef struct SCSIBus SCSIBus;
16 typedef struct SCSIDevice SCSIDevice;
17 typedef struct SCSIDeviceInfo SCSIDeviceInfo;
18 typedef void (*scsi_completionfn)(SCSIBus *bus, int reason, uint32_t tag,
22 SCSI_XFER_NONE, /* TEST_UNIT_READY, ... */
23 SCSI_XFER_FROM_DEV, /* READ, INQUIRY, MODE_SENSE, ... */
24 SCSI_XFER_TO_DEV, /* WRITE, MODE_SELECT, ... */
27 typedef struct SCSISense {
31 typedef struct SCSIRequest {
38 uint8_t buf[SCSI_CMD_BUF_SIZE];
42 enum SCSIXferMode mode;
44 BlockDriverAIOCB *aiocb;
45 QTAILQ_ENTRY(SCSIRequest) next;
54 QTAILQ_HEAD(, SCSIRequest) requests;
57 struct SCSISense sense;
61 int cdrom_read_toc(int nb_sectors, uint8_t *buf, int msf, int start_track);
62 int cdrom_read_toc_raw(int nb_sectors, uint8_t *buf, int msf, int session_num);
65 typedef int (*scsi_qdev_initfn)(SCSIDevice *dev);
66 struct SCSIDeviceInfo {
68 scsi_qdev_initfn init;
69 void (*destroy)(SCSIDevice *s);
70 int32_t (*send_command)(SCSIDevice *s, uint32_t tag, uint8_t *buf,
72 void (*read_data)(SCSIDevice *s, uint32_t tag);
73 int (*write_data)(SCSIDevice *s, uint32_t tag);
74 void (*cancel_io)(SCSIDevice *s, uint32_t tag);
75 uint8_t *(*get_buf)(SCSIDevice *s, uint32_t tag);
78 typedef void (*SCSIAttachFn)(DeviceState *host, BlockDriverState *bdrv,
85 scsi_completionfn complete;
90 void scsi_bus_new(SCSIBus *bus, DeviceState *host, int tcq, int ndev,
91 scsi_completionfn complete);
92 void scsi_qdev_register(SCSIDeviceInfo *info);
94 static inline SCSIBus *scsi_bus_from_device(SCSIDevice *d)
96 return DO_UPCAST(SCSIBus, qbus, d->qdev.parent_bus);
99 SCSIDevice *scsi_bus_legacy_add_drive(SCSIBus *bus, DriveInfo *dinfo, int unit);
100 void scsi_bus_legacy_handle_cmdline(SCSIBus *bus);
102 void scsi_dev_clear_sense(SCSIDevice *dev);
103 void scsi_dev_set_sense(SCSIDevice *dev, uint8_t key);
105 SCSIRequest *scsi_req_alloc(size_t size, SCSIDevice *d, uint32_t tag, uint32_t lun);
106 SCSIRequest *scsi_req_find(SCSIDevice *d, uint32_t tag);
107 void scsi_req_free(SCSIRequest *req);
109 int scsi_req_parse(SCSIRequest *req, uint8_t *buf);
110 void scsi_req_print(SCSIRequest *req);
111 void scsi_req_complete(SCSIRequest *req);