--- /dev/null
+#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
+
+/* scatter/gather element */
+typedef struct {
+ u32 sg_ptr; /* address */
+ u32 sg_len; /* length */
+} __attribute__((packed)) gdth_sg_str;
+
+/* scatter/gather element - 64bit addresses */
+typedef struct {
+ u64 sg_ptr; /* address */
+ u32 sg_len; /* length */
+} __attribute__((packed)) gdth_sg64_str;
+
+/* command structure */
+typedef struct {
+ u32 BoardNode; /* board node (always 0) */
+ u32 CommandIndex; /* command number */
+ u16 OpCode; /* the command (READ,..) */
+ union {
+ struct {
+ u16 DeviceNo; /* number of cache drive */
+ u32 BlockNo; /* block number */
+ u32 BlockCnt; /* block count */
+ u32 DestAddr; /* dest. addr. (if s/g: -1) */
+ u32 sg_canz; /* s/g element count */
+ gdth_sg_str sg_lst[GDTH_MAXSG]; /* s/g list */
+ } __attribute__((packed)) cache; /* cache service cmd. str. */
+ struct {
+ u16 DeviceNo; /* number of cache drive */
+ u64 BlockNo; /* block number */
+ u32 BlockCnt; /* block count */
+ u64 DestAddr; /* dest. addr. (if s/g: -1) */
+ u32 sg_canz; /* s/g element count */
+ gdth_sg64_str sg_lst[GDTH_MAXSG]; /* s/g list */
+ } __attribute__((packed)) cache64; /* cache service cmd. str. */
+ struct {
+ u16 param_size; /* size of p_param buffer */
+ u32 subfunc; /* IOCTL function */
+ u32 channel; /* device */
+ u64 p_param; /* buffer */
+ } __attribute__((packed)) ioctl; /* IOCTL command structure */
+ struct {
+ u16 reserved;
+ union {
+ struct {
+ u32 msg_handle; /* message handle */
+ u64 msg_addr; /* message buffer address */
+ } __attribute__((packed)) msg;
+ u8 data[12]; /* buffer for rtc data, ... */
+ } su;
+ } __attribute__((packed)) screen; /* screen service cmd. str. */
+ struct {
+ u16 reserved;
+ u32 direction; /* data direction */
+ u32 mdisc_time; /* disc. time (0: no timeout)*/
+ u32 mcon_time; /* connect time(0: no to.) */
+ u32 sdata; /* dest. addr. (if s/g: -1) */
+ u32 sdlen; /* data length (bytes) */
+ u32 clen; /* SCSI cmd. length(6,10,12) */
+ u8 cmd[12]; /* SCSI command */
+ u8 target; /* target ID */
+ u8 lun; /* LUN */
+ u8 bus; /* SCSI bus number */
+ u8 priority; /* only 0 used */
+ u32 sense_len; /* sense data length */
+ u32 sense_data; /* sense data addr. */
+ u32 link_p; /* linked cmds (not supp.) */
+ u32 sg_ranz; /* s/g element count */
+ gdth_sg_str sg_lst[GDTH_MAXSG]; /* s/g list */
+ } __attribute__((packed)) raw; /* raw service cmd. struct. */
+ struct {
+ u16 reserved;
+ u32 direction; /* data direction */
+ u32 mdisc_time; /* disc. time (0: no timeout)*/
+ u32 mcon_time; /* connect time(0: no to.) */
+ u64 sdata; /* dest. addr. (if s/g: -1) */
+ u32 sdlen; /* data length (bytes) */
+ u32 clen; /* SCSI cmd. length(6,..,16) */
+ u8 cmd[16]; /* SCSI command */
+ u8 target; /* target ID */
+ u8 lun; /* LUN */
+ u8 bus; /* SCSI bus number */
+ u8 priority; /* only 0 used */
+ u32 sense_len; /* sense data length */
+ u64 sense_data; /* sense data addr. */
+ u32 sg_ranz; /* s/g element count */
+ gdth_sg64_str sg_lst[GDTH_MAXSG]; /* s/g list */
+ } __attribute__((packed)) raw64; /* raw service cmd. struct. */
+ } u;
+ /* additional variables */
+ u8 Service; /* controller service */
+ u8 reserved;
+ u16 Status; /* command result */
+ u32 Info; /* additional information */
+ void *RequestBuffer; /* request buffer */
+} __attribute__((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 {
+ u16 size; /* size of structure */
+ union {
+ char stream[16];
+ struct {
+ u16 ionode;
+ u16 service;
+ u32 index;
+ } __attribute__((packed)) driver;
+ struct {
+ u16 ionode;
+ u16 service;
+ u16 status;
+ u32 info;
+ u8 scsi_coord[3];
+ } __attribute__((packed)) async;
+ struct {
+ u16 ionode;
+ u16 service;
+ u16 status;
+ u32 info;
+ u16 hostdrive;
+ u8 scsi_coord[3];
+ u8 sense_key;
+ } __attribute__((packed)) sync;
+ struct {
+ u32 l1, l2, l3, l4;
+ } __attribute__((packed)) test;
+ } eu;
+ u32 severity;
+ u8 event_string[256];
+} __attribute__((packed)) gdth_evt_data;
+
+typedef struct {
+ u32 first_stamp;
+ u32 last_stamp;
+ u16 same_count;
+ u16 event_source;
+ u16 event_idx;
+ u8 application;
+ u8 reserved;
+ gdth_evt_data event_data;
+} __attribute__((packed)) gdth_evt_str;
+
+
+#ifdef GDTH_IOCTL_PROC
+/* IOCTL structure (write) */
+typedef struct {
+ u32 magic; /* IOCTL magic */
+ u16 ioctl; /* IOCTL */
+ u16 ionode; /* controller number */
+ u16 service; /* controller service */
+ u16 timeout; /* timeout */
+ union {
+ struct {
+ u8 command[512]; /* controller command */
+ u8 data[1]; /* add. data */
+ } general;
+ struct {
+ u8 lock; /* lock/unlock */
+ u8 drive_cnt; /* drive count */
+ u16 drives[MAX_HDRIVES];/* drives */
+ } lockdrv;
+ struct {
+ u8 lock; /* lock/unlock */
+ u8 channel; /* channel */
+ } lockchn;
+ struct {
+ int erase; /* erase event ? */
+ int handle;
+ u8 evt[EVENT_SIZE]; /* event structure */
+ } event;
+ struct {
+ u8 bus; /* SCSI bus */
+ u8 target; /* target ID */
+ u8 lun; /* LUN */
+ u8 cmd_len; /* command length */
+ u8 cmd[12]; /* SCSI command */
+ } scsi;
+ struct {
+ u16 hdr_no; /* host drive number */
+ u8 flag; /* old meth./add/remove */
+ } rescan;
+ } iu;
+} gdth_iowr_str;
+
+/* IOCTL structure (read) */
+typedef struct {
+ u32 size; /* buffer size */
+ u32 status; /* IOCTL error code */
+ union {
+ struct {
+ u8 data[1]; /* data */
+ } general;
+ struct {
+ u16 version; /* driver version */
+ } drvers;
+ struct {
+ u8 type; /* controller type */
+ u16 info; /* slot etc. */
+ u16 oem_id; /* OEM ID */
+ u16 bios_ver; /* not used */
+ u16 access; /* not used */
+ u16 ext_type; /* extended type */
+ u16 device_id; /* device ID */
+ u16 sub_device_id; /* sub device ID */
+ } ctrtype;
+ struct {
+ u8 version; /* OS version */
+ u8 subversion; /* OS subversion */
+ u16 revision; /* revision */
+ } osvers;
+ struct {
+ u16 count; /* controller count */
+ } ctrcnt;
+ struct {
+ int handle;
+ u8 evt[EVENT_SIZE]; /* event structure */
+ } event;
+ struct {
+ u8 bus; /* SCSI bus, 0xff: invalid */
+ u8 target; /* target ID */
+ u8 lun; /* LUN */
+ u8 cluster_type; /* cluster properties */
+ } hdr_list[MAX_HDRIVES]; /* index is host drive number */
+ } iu;
+} gdth_iord_str;
+#endif
+
+/* GDTIOCTL_GENERAL */
+typedef struct {
+ u16 ionode; /* controller number */
+ u16 timeout; /* timeout */
+ u32 info; /* error info */
+ u16 status; /* status */
+ unsigned long data_len; /* data buffer size */
+ unsigned long sense_len; /* sense buffer size */
+ gdth_cmd_str command; /* command */
+} gdth_ioctl_general;
+
+/* GDTIOCTL_LOCKDRV */
+typedef struct {
+ u16 ionode; /* controller number */
+ u8 lock; /* lock/unlock */
+ u8 drive_cnt; /* drive count */
+ u16 drives[MAX_HDRIVES]; /* drives */
+} gdth_ioctl_lockdrv;
+
+/* GDTIOCTL_LOCKCHN */
+typedef struct {
+ u16 ionode; /* controller number */
+ u8 lock; /* lock/unlock */
+ u8 channel; /* channel */
+} gdth_ioctl_lockchn;
+
+/* GDTIOCTL_OSVERS */
+typedef struct {
+ u8 version; /* OS version */
+ u8 subversion; /* OS subversion */
+ u16 revision; /* revision */
+} gdth_ioctl_osvers;
+
+/* GDTIOCTL_CTRTYPE */
+typedef struct {
+ u16 ionode; /* controller number */
+ u8 type; /* controller type */
+ u16 info; /* slot etc. */
+ u16 oem_id; /* OEM ID */
+ u16 bios_ver; /* not used */
+ u16 access; /* not used */
+ u16 ext_type; /* extended type */
+ u16 device_id; /* device ID */
+ u16 sub_device_id; /* sub device ID */
+} gdth_ioctl_ctrtype;
+
+/* GDTIOCTL_EVENT */
+typedef struct {
+ u16 ionode;
+ int erase; /* erase event? */
+ int handle; /* event handle */
+ gdth_evt_str event;
+} gdth_ioctl_event;
+
+/* GDTIOCTL_RESCAN/GDTIOCTL_HDRLIST */
+typedef struct {
+ u16 ionode; /* controller number */
+ u8 flag; /* add/remove */
+ u16 hdr_no; /* drive no. */
+ struct {
+ u8 bus; /* SCSI bus */
+ u8 target; /* target ID */
+ u8 lun; /* LUN */
+ u8 cluster_type; /* cluster properties */
+ } hdr_list[MAX_HDRIVES]; /* index is host drive number */
+} gdth_ioctl_rescan;
+
+/* GDTIOCTL_RESET_BUS/GDTIOCTL_RESET_DRV */
+typedef struct {
+ u16 ionode; /* controller number */
+ u16 number; /* bus/host drive number */
+ u16 status; /* status */
+} gdth_ioctl_reset;
+
+#endif
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