Author: jimharris
Date: Thu Mar 29 15:43:07 2012
New Revision: 233663
URL: http://svn.freebsd.org/changeset/base/233663
Log:
Fix bug where isci(4) would report only 15 bytes of returned data on a
READ_CAP_16 command to a SATA target.
Sponsored by: Intel
Reviewed by: sbruno
Approved by: sbruno
MFC after: 3 days
Modified:
head/sys/dev/isci/scil/sati_read_capacity.c
Modified: head/sys/dev/isci/scil/sati_read_capacity.c
==============================================================================
--- head/sys/dev/isci/scil/sati_read_capacity.c Thu Mar 29 15:33:44 2012
(r233662)
+++ head/sys/dev/isci/scil/sati_read_capacity.c Thu Mar 29 15:43:07 2012
(r233663)
@@ -308,6 +308,10 @@ void sati_read_capacity_16_translate_dat
sati_set_data_byte(sequence, scsi_io, 10, (U8)((sector_size >> 8) & 0xFF));
sati_set_data_byte(sequence, scsi_io, 11, (U8)(sector_size & 0xFF));
+ //Explicitly set byte 12 to 0. SATI requires that all bytes in the data
+ //response be explicitly set to some value.
+ sati_set_data_byte(sequence, scsi_io, 12, 0);
+
//Check Bit 13 of ATA_IDENTIFY_DEVICE_DATA physical_logical_sector_info
//(Word 106) is enabled
physical_per_logical_enable_bit =
(identify_device_data->physical_logical_sector_info
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