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When abusing structs to describe on-wire (or in-hardware) data structures,

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they need to be packed. (Without this, breaks on at least m68k.)
This commit is contained in:
is 2001-05-18 21:11:43 +00:00
parent 0bbf8dcb9f
commit 5c9dc5b0d0
1 changed files with 16 additions and 16 deletions
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32
sys/dev/scsipi/scsipi_all.h
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@ -1,4 +1,4 @@
/* $NetBSD: scsipi_all.h,v 1.17 2001/05/14 20:35:28 bouyer Exp $ */
/* $NetBSD: scsipi_all.h,v 1.18 2001/05/18 21:11:43 is Exp $ */
/*
* SCSI and SCSI-like general interface description
@ -87,13 +87,13 @@ struct scsipi_mode_sense {
struct {
u_int8_t unused;
u_int8_t length;
} scsi;
} scsi __attribute__((packed));
struct {
u_int8_t length[2];
} atapi;
} atapi __attribute__((packed));
} u_len;
u_int8_t control;
};
} __attribute__((packed));
#define MODE_SENSE_BIG 0x5A
struct scsipi_mode_sense_big {
@ -103,7 +103,7 @@ struct scsipi_mode_sense_big {
u_int8_t unused[4];
u_int8_t length[2];
u_int8_t control;
};
} __attribute__((packed));
#define MODE_SELECT 0x15
struct scsipi_mode_select {
@ -116,13 +116,13 @@ struct scsipi_mode_select {
struct {
u_int8_t unused;
u_int8_t length;
} scsi;
} scsi __attribute__((packed));
struct {
u_int8_t length[2];
} atapi;
} atapi __attribute__((packed));
} u_len;
u_int8_t control;
};
} __attribute__((packed));
#define MODE_SELECT_BIG 0x55
struct scsipi_mode_select_big {
@ -131,7 +131,7 @@ struct scsipi_mode_select_big {
u_int8_t unused[5];
u_int8_t length[2];
u_int8_t control;
};
} __attribute__((packed));
#define INQUIRY 0x12
struct scsipi_inquiry {
@ -140,7 +140,7 @@ struct scsipi_inquiry {
u_int8_t unused[2];
u_int8_t length;
u_int8_t control;
};
} __attribute__((packed));
#define PREVENT_ALLOW 0x1e
struct scsipi_prevent {
@ -149,7 +149,7 @@ struct scsipi_prevent {
u_int8_t unused[2];
u_int8_t how;
u_int8_t control;
};
} __attribute__((packed));
#define PR_PREVENT 0x01
#define PR_ALLOW 0x00
@ -178,7 +178,7 @@ struct scsipi_sense_data {
/*17*/ u_int8_t sense_key_spec_2;
/*18*/ u_int8_t sense_key_spec_3;
/*32*/ u_int8_t extra_bytes[14];
};
} __attribute__((packed));
#define SKEY_NO_SENSE 0x00
#define SKEY_RECOVERED_ERROR 0x01
@ -210,7 +210,7 @@ struct scsipi_sense_data {
struct scsipi_sense_data_unextended {
/* 1*/ u_int8_t error_code;
/* 4*/ u_int8_t block[3];
};
} __attribute__((packed));
#define T_REMOV 1 /* device is removable */
#define T_FIXED 0 /* device is not removable */
@ -293,7 +293,7 @@ struct scsipi_inquiry_data {
#define SID_CLOCKING_SD_DT 0x0C
/*58*/ u_int8_t reserved;
/*59*/ char version_descriptor[8][2];
}; /* 74 Bytes */
} __attribute__((packed)); /* 74 Bytes */
/* Data structures for mode select/mode sense */
struct scsipi_mode_header {
@ -301,7 +301,7 @@ struct scsipi_mode_header {
u_int8_t medium_type;
u_int8_t dev_spec;
u_int8_t blk_desc_len; /* unused on ATAPI */
};
} __attribute__((packed));
struct scsipi_mode_header_big {
u_int8_t data_length[2]; /* Sense data length */
@ -309,7 +309,7 @@ struct scsipi_mode_header_big {
u_int8_t dev_spec;
u_int8_t unused[2]; /* unused on ATAPI */
u_int8_t blk_desc_len[2]; /* unused on ATAPI */
};
} __attribute__((packed));
#endif /* _DEV_SCSIPI_SCSIPI_ALL_H_ */