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authorJens Axboe <jens.axboe@oracle.com>2009-11-03 21:14:39 +0100
committerJens Axboe <jens.axboe@oracle.com>2009-11-03 21:14:39 +0100
commit2058297d2d045cb57138c33b87cfabcc80e65186 (patch)
tree7ccffd0e162cbd7471f643561e79f23abb989a62 /Documentation/scsi/hptiop.txt
parent150e6c67f4bf6ab51e62defc41bd19a2eefe5709 (diff)
parent4b27e1bb442e964903f8a3fa6bdf33a602dc0941 (diff)
Merge branch 'for-linus' into for-2.6.33
Conflicts: block/cfq-iosched.c Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'Documentation/scsi/hptiop.txt')
-rw-r--r--Documentation/scsi/hptiop.txt21
1 files changed, 20 insertions, 1 deletions
diff --git a/Documentation/scsi/hptiop.txt b/Documentation/scsi/hptiop.txt
index a6eb4add1be..9605179711f 100644
--- a/Documentation/scsi/hptiop.txt
+++ b/Documentation/scsi/hptiop.txt
@@ -3,6 +3,25 @@ HIGHPOINT ROCKETRAID 3xxx/4xxx ADAPTER DRIVER (hptiop)
Controller Register Map
-------------------------
+For RR44xx Intel IOP based adapters, the controller IOP is accessed via PCI BAR0 and BAR2:
+
+ BAR0 offset Register
+ 0x11C5C Link Interface IRQ Set
+ 0x11C60 Link Interface IRQ Clear
+
+ BAR2 offset Register
+ 0x10 Inbound Message Register 0
+ 0x14 Inbound Message Register 1
+ 0x18 Outbound Message Register 0
+ 0x1C Outbound Message Register 1
+ 0x20 Inbound Doorbell Register
+ 0x24 Inbound Interrupt Status Register
+ 0x28 Inbound Interrupt Mask Register
+ 0x30 Outbound Interrupt Status Register
+ 0x34 Outbound Interrupt Mask Register
+ 0x40 Inbound Queue Port
+ 0x44 Outbound Queue Port
+
For Intel IOP based adapters, the controller IOP is accessed via PCI BAR0:
BAR0 offset Register
@@ -93,7 +112,7 @@ The driver exposes following sysfs attributes:
-----------------------------------------------------------------------------
-Copyright (C) 2006-2007 HighPoint Technologies, Inc. All Rights Reserved.
+Copyright (C) 2006-2009 HighPoint Technologies, Inc. All Rights Reserved.
This file is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of