Date: Wed, 30 Apr 2003 10:32:34 -0700 (PDT) From: Nate Lawson <nate@root.org> To: "Kenneth D. Merry" <ken@FreeBSD.org> Cc: cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/cam cam_ccb.h src/sys/cam/scsi scsi_all.c scsi_all.h scsi_da.c Message-ID: <Pine.BSF.4.21.0304301023560.78276-100000@root.org> In-Reply-To: <20030430003533.1684837B407@hub.freebsd.org>
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On Tue, 29 Apr 2003, Kenneth D. Merry wrote:
> Modified files:
> sys/cam cam_ccb.h
> sys/cam/scsi scsi_all.c scsi_all.h scsi_da.c
> Log:
> Add support to CAM for devices with more than 2^32 blocks. (2TB if you're
> using 512 byte blocks).
Excellent! BTW, this could use more testing from people who have 16 byte
CDB equipment. Run sysctl kern.cam.da.%d.minimum_cmd_size=16 (where %d is
the device number). But be sure the equipment can handle it otherwise
your drive may hang.
> @@ -1100,6 +1160,22 @@
> (bytes[1] << 16) |
> (bytes[2] << 8) |
> bytes[3];
> + return (rv);
> +}
> +
> +static __inline uint64_t
> +scsi_8btou64(uint8_t *bytes)
> +{
> + uint64_t rv;
> +
> + rv = (((uint64_t)bytes[0]) << 56) |
> + (((uint64_t)bytes[1]) << 48) |
> + (((uint64_t)bytes[2]) << 40) |
> + (((uint64_t)bytes[3]) << 32) |
> + (((uint64_t)bytes[4]) << 24) |
> + (((uint64_t)bytes[5]) << 16) |
> + (((uint64_t)bytes[6]) << 8) |
> + bytes[7];
> return (rv);
> }
sys/endian.h?
-Nate
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