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path: root/drivers/scsi/gdth_ioctl.h
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Diffstat (limited to 'drivers/scsi/gdth_ioctl.h')
-rw-r--r--drivers/scsi/gdth_ioctl.h347
1 files changed, 347 insertions, 0 deletions
diff --git a/drivers/scsi/gdth_ioctl.h b/drivers/scsi/gdth_ioctl.h
new file mode 100644
index 000000000000..783fae737f17
--- /dev/null
+++ b/drivers/scsi/gdth_ioctl.h
@@ -0,0 +1,347 @@
+#ifndef _GDTH_IOCTL_H
+#define _GDTH_IOCTL_H
+
+/* gdth_ioctl.h
+ * $Id: gdth_ioctl.h,v 1.14 2004/02/19 15:43:15 achim Exp $
+ */
+
+/* IOCTLs */
+#define GDTIOCTL_MASK ('J'<<8)
+#define GDTIOCTL_GENERAL (GDTIOCTL_MASK | 0) /* general IOCTL */
+#define GDTIOCTL_DRVERS (GDTIOCTL_MASK | 1) /* get driver version */
+#define GDTIOCTL_CTRTYPE (GDTIOCTL_MASK | 2) /* get controller type */
+#define GDTIOCTL_OSVERS (GDTIOCTL_MASK | 3) /* get OS version */
+#define GDTIOCTL_HDRLIST (GDTIOCTL_MASK | 4) /* get host drive list */
+#define GDTIOCTL_CTRCNT (GDTIOCTL_MASK | 5) /* get controller count */
+#define GDTIOCTL_LOCKDRV (GDTIOCTL_MASK | 6) /* lock host drive */
+#define GDTIOCTL_LOCKCHN (GDTIOCTL_MASK | 7) /* lock channel */
+#define GDTIOCTL_EVENT (GDTIOCTL_MASK | 8) /* read controller events */
+#define GDTIOCTL_SCSI (GDTIOCTL_MASK | 9) /* SCSI command */
+#define GDTIOCTL_RESET_BUS (GDTIOCTL_MASK |10) /* reset SCSI bus */
+#define GDTIOCTL_RESCAN (GDTIOCTL_MASK |11) /* rescan host drives */
+#define GDTIOCTL_RESET_DRV (GDTIOCTL_MASK |12) /* reset (remote) drv. res. */
+
+#define GDTIOCTL_MAGIC 0xaffe0004
+#define EVENT_SIZE 294
+#define GDTH_MAXSG 32 /* max. s/g elements */
+
+#define MAX_LDRIVES 255 /* max. log. drive count */
+#ifdef GDTH_IOCTL_PROC
+#define MAX_HDRIVES 100 /* max. host drive count */
+#else
+#define MAX_HDRIVES MAX_LDRIVES /* max. host drive count */
+#endif
+
+/* typedefs */
+#ifdef __KERNEL__
+typedef u32 ulong32;
+typedef u64 ulong64;
+#endif
+
+#define PACKED __attribute__((packed))
+
+/* scatter/gather element */
+typedef struct {
+ ulong32 sg_ptr; /* address */
+ ulong32 sg_len; /* length */
+} PACKED gdth_sg_str;
+
+/* scatter/gather element - 64bit addresses */
+typedef struct {
+ ulong64 sg_ptr; /* address */
+ ulong32 sg_len; /* length */
+} PACKED gdth_sg64_str;
+
+/* command structure */
+typedef struct {
+ ulong32 BoardNode; /* board node (always 0) */
+ ulong32 CommandIndex; /* command number */
+ ushort OpCode; /* the command (READ,..) */
+ union {
+ struct {
+ ushort DeviceNo; /* number of cache drive */
+ ulong32 BlockNo; /* block number */
+ ulong32 BlockCnt; /* block count */
+ ulong32 DestAddr; /* dest. addr. (if s/g: -1) */
+ ulong32 sg_canz; /* s/g element count */
+ gdth_sg_str sg_lst[GDTH_MAXSG]; /* s/g list */
+ } PACKED cache; /* cache service cmd. str. */
+ struct {
+ ushort DeviceNo; /* number of cache drive */
+ ulong64 BlockNo; /* block number */
+ ulong32 BlockCnt; /* block count */
+ ulong64 DestAddr; /* dest. addr. (if s/g: -1) */
+ ulong32 sg_canz; /* s/g element count */
+ gdth_sg64_str sg_lst[GDTH_MAXSG]; /* s/g list */
+ } PACKED cache64; /* cache service cmd. str. */
+ struct {
+ ushort param_size; /* size of p_param buffer */
+ ulong32 subfunc; /* IOCTL function */
+ ulong32 channel; /* device */
+ ulong64 p_param; /* buffer */
+ } PACKED ioctl; /* IOCTL command structure */
+ struct {
+ ushort reserved;
+ union {
+ struct {
+ ulong32 msg_handle; /* message handle */
+ ulong64 msg_addr; /* message buffer address */
+ } PACKED msg;
+ unchar data[12]; /* buffer for rtc data, ... */
+ } su;
+ } PACKED screen; /* screen service cmd. str. */
+ struct {
+ ushort reserved;
+ ulong32 direction; /* data direction */
+ ulong32 mdisc_time; /* disc. time (0: no timeout)*/
+ ulong32 mcon_time; /* connect time(0: no to.) */
+ ulong32 sdata; /* dest. addr. (if s/g: -1) */
+ ulong32 sdlen; /* data length (bytes) */
+ ulong32 clen; /* SCSI cmd. length(6,10,12) */
+ unchar cmd[12]; /* SCSI command */
+ unchar target; /* target ID */
+ unchar lun; /* LUN */
+ unchar bus; /* SCSI bus number */
+ unchar priority; /* only 0 used */
+ ulong32 sense_len; /* sense data length */
+ ulong32 sense_data; /* sense data addr. */
+ ulong32 link_p; /* linked cmds (not supp.) */
+ ulong32 sg_ranz; /* s/g element count */
+ gdth_sg_str sg_lst[GDTH_MAXSG]; /* s/g list */
+ } PACKED raw; /* raw service cmd. struct. */
+ struct {
+ ushort reserved;
+ ulong32 direction; /* data direction */
+ ulong32 mdisc_time; /* disc. time (0: no timeout)*/
+ ulong32 mcon_time; /* connect time(0: no to.) */
+ ulong64 sdata; /* dest. addr. (if s/g: -1) */
+ ulong32 sdlen; /* data length (bytes) */
+ ulong32 clen; /* SCSI cmd. length(6,..,16) */
+ unchar cmd[16]; /* SCSI command */
+ unchar target; /* target ID */
+ unchar lun; /* LUN */
+ unchar bus; /* SCSI bus number */
+ unchar priority; /* only 0 used */
+ ulong32 sense_len; /* sense data length */
+ ulong64 sense_data; /* sense data addr. */
+ ulong32 sg_ranz; /* s/g element count */
+ gdth_sg64_str sg_lst[GDTH_MAXSG]; /* s/g list */
+ } PACKED raw64; /* raw service cmd. struct. */
+ } u;
+ /* additional variables */
+ unchar Service; /* controller service */
+ unchar reserved;
+ ushort Status; /* command result */
+ ulong32 Info; /* additional information */
+ void *RequestBuffer; /* request buffer */
+} PACKED gdth_cmd_str;
+
+/* controller event structure */
+#define ES_ASYNC 1
+#define ES_DRIVER 2
+#define ES_TEST 3
+#define ES_SYNC 4
+typedef struct {
+ ushort size; /* size of structure */
+ union {
+ char stream[16];
+ struct {
+ ushort ionode;
+ ushort service;
+ ulong32 index;
+ } PACKED driver;
+ struct {
+ ushort ionode;
+ ushort service;
+ ushort status;
+ ulong32 info;
+ unchar scsi_coord[3];
+ } PACKED async;
+ struct {
+ ushort ionode;
+ ushort service;
+ ushort status;
+ ulong32 info;
+ ushort hostdrive;
+ unchar scsi_coord[3];
+ unchar sense_key;
+ } PACKED sync;
+ struct {
+ ulong32 l1, l2, l3, l4;
+ } PACKED test;
+ } eu;
+ ulong32 severity;
+ unchar event_string[256];
+} PACKED gdth_evt_data;
+
+typedef struct {
+ ulong32 first_stamp;
+ ulong32 last_stamp;
+ ushort same_count;
+ ushort event_source;
+ ushort event_idx;
+ unchar application;
+ unchar reserved;
+ gdth_evt_data event_data;
+} PACKED gdth_evt_str;
+
+
+#ifdef GDTH_IOCTL_PROC
+/* IOCTL structure (write) */
+typedef struct {
+ ulong32 magic; /* IOCTL magic */
+ ushort ioctl; /* IOCTL */
+ ushort ionode; /* controller number */
+ ushort service; /* controller service */
+ ushort timeout; /* timeout */
+ union {
+ struct {
+ unchar command[512]; /* controller command */
+ unchar data[1]; /* add. data */
+ } general;
+ struct {
+ unchar lock; /* lock/unlock */
+ unchar drive_cnt; /* drive count */
+ ushort drives[MAX_HDRIVES];/* drives */
+ } lockdrv;
+ struct {
+ unchar lock; /* lock/unlock */
+ unchar channel; /* channel */
+ } lockchn;
+ struct {
+ int erase; /* erase event ? */
+ int handle;
+ unchar evt[EVENT_SIZE]; /* event structure */
+ } event;
+ struct {
+ unchar bus; /* SCSI bus */
+ unchar target; /* target ID */
+ unchar lun; /* LUN */
+ unchar cmd_len; /* command length */
+ unchar cmd[12]; /* SCSI command */
+ } scsi;
+ struct {
+ ushort hdr_no; /* host drive number */
+ unchar flag; /* old meth./add/remove */
+ } rescan;
+ } iu;
+} gdth_iowr_str;
+
+/* IOCTL structure (read) */
+typedef struct {
+ ulong32 size; /* buffer size */
+ ulong32 status; /* IOCTL error code */
+ union {
+ struct {
+ unchar data[1]; /* data */
+ } general;
+ struct {
+ ushort version; /* driver version */
+ } drvers;
+ struct {
+ unchar type; /* controller type */
+ ushort info; /* slot etc. */
+ ushort oem_id; /* OEM ID */
+ ushort bios_ver; /* not used */
+ ushort access; /* not used */
+ ushort ext_type; /* extended type */
+ ushort device_id; /* device ID */
+ ushort sub_device_id; /* sub device ID */
+ } ctrtype;
+ struct {
+ unchar version; /* OS version */
+ unchar subversion; /* OS subversion */
+ ushort revision; /* revision */
+ } osvers;
+ struct {
+ ushort count; /* controller count */
+ } ctrcnt;
+ struct {
+ int handle;
+ unchar evt[EVENT_SIZE]; /* event structure */
+ } event;
+ struct {
+ unchar bus; /* SCSI bus, 0xff: invalid */
+ unchar target; /* target ID */
+ unchar lun; /* LUN */
+ unchar cluster_type; /* cluster properties */
+ } hdr_list[MAX_HDRIVES]; /* index is host drive number */
+ } iu;
+} gdth_iord_str;
+#endif
+
+/* GDTIOCTL_GENERAL */
+typedef struct {
+ ushort ionode; /* controller number */
+ ushort timeout; /* timeout */
+ ulong32 info; /* error info */
+ ushort status; /* status */
+ ulong data_len; /* data buffer size */
+ ulong sense_len; /* sense buffer size */
+ gdth_cmd_str command; /* command */
+} gdth_ioctl_general;
+
+/* GDTIOCTL_LOCKDRV */
+typedef struct {
+ ushort ionode; /* controller number */
+ unchar lock; /* lock/unlock */
+ unchar drive_cnt; /* drive count */
+ ushort drives[MAX_HDRIVES]; /* drives */
+} gdth_ioctl_lockdrv;
+
+/* GDTIOCTL_LOCKCHN */
+typedef struct {
+ ushort ionode; /* controller number */
+ unchar lock; /* lock/unlock */
+ unchar channel; /* channel */
+} gdth_ioctl_lockchn;
+
+/* GDTIOCTL_OSVERS */
+typedef struct {
+ unchar version; /* OS version */
+ unchar subversion; /* OS subversion */
+ ushort revision; /* revision */
+} gdth_ioctl_osvers;
+
+/* GDTIOCTL_CTRTYPE */
+typedef struct {
+ ushort ionode; /* controller number */
+ unchar type; /* controller type */
+ ushort info; /* slot etc. */
+ ushort oem_id; /* OEM ID */
+ ushort bios_ver; /* not used */
+ ushort access; /* not used */
+ ushort ext_type; /* extended type */
+ ushort device_id; /* device ID */
+ ushort sub_device_id; /* sub device ID */
+} gdth_ioctl_ctrtype;
+
+/* GDTIOCTL_EVENT */
+typedef struct {
+ ushort ionode;
+ int erase; /* erase event? */
+ int handle; /* event handle */
+ gdth_evt_str event;
+} gdth_ioctl_event;
+
+/* GDTIOCTL_RESCAN/GDTIOCTL_HDRLIST */
+typedef struct {
+ ushort ionode; /* controller number */
+ unchar flag; /* add/remove */
+ ushort hdr_no; /* drive no. */
+ struct {
+ unchar bus; /* SCSI bus */
+ unchar target; /* target ID */
+ unchar lun; /* LUN */
+ unchar cluster_type; /* cluster properties */
+ } hdr_list[MAX_HDRIVES]; /* index is host drive number */
+} gdth_ioctl_rescan;
+
+/* GDTIOCTL_RESET_BUS/GDTIOCTL_RESET_DRV */
+typedef struct {
+ ushort ionode; /* controller number */
+ ushort number; /* bus/host drive number */
+ ushort status; /* status */
+} gdth_ioctl_reset;
+
+#endif