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* | sgi-xp: define xp_partition_id and xp_region_sizeDean Nelson2008-11-061-2/+2
| | | | | | | | | | | | | | Define xp_partition_id and xp_region_size to their correct values. Signed-off-by: Dean Nelson <dcn@sgi.com> Signed-off-by: H. Peter Anvin <hpa@zytor.com>
* | sgi-xp: create activate and notify gru message queuesDean Nelson2008-11-062-53/+218
| | | | | | | | | | | | | | For UV add the code to create the activate and notify gru message queues. Signed-off-by: Dean Nelson <dcn@sgi.com> Signed-off-by: H. Peter Anvin <hpa@zytor.com>
* | sgi-xp: define xp_expand_memprotect() and xp_restrict_memprotect()Dean Nelson2008-11-065-12/+117
|/ | | | | | | | Define xp_expand_memprotect() and xp_restrict_memprotect() so they can be tailered to the hardware they are run on. Signed-off-by: Dean Nelson <dcn@sgi.com> Signed-off-by: H. Peter Anvin <hpa@zytor.com>
* sgi-xp: setup the notify GRU message queueDean Nelson2008-07-308-384/+1032
| | | | | | | | | | | Setup the notify GRU message queue that is used for sending user messages on UV systems. Signed-off-by: Dean Nelson <dcn@sgi.com> Cc: Jack Steiner <steiner@sgi.com> Cc: "Luck, Tony" <tony.luck@intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* sgi-xp: setup the activate GRU message queueDean Nelson2008-07-308-390/+1328
| | | | | | | | | | | Setup the activate GRU message queue that is used for partition activation and channel connection on UV systems. Signed-off-by: Dean Nelson <dcn@sgi.com> Cc: Jack Steiner <steiner@sgi.com> Cc: "Luck, Tony" <tony.luck@intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* sgi-xp: cleanup naming of partition definesDean Nelson2008-07-305-51/+51
| | | | | | | | | | Cleanup naming of partition defines. Signed-off-by: Dean Nelson <dcn@sgi.com> Cc: Jack Steiner <steiner@sgi.com> Cc: "Luck, Tony" <tony.luck@intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* sgi-xp: move xpc_check_remote_hb() to support both SN2 and UVDean Nelson2008-07-303-49/+57
| | | | | | | | | | Move xpc_check_remote_hb() so it can support both SN2 and UV. Signed-off-by: Dean Nelson <dcn@sgi.com> Cc: Jack Steiner <steiner@sgi.com> Cc: "Luck, Tony" <tony.luck@intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* sgi-xp: add usage of GRU driver by xpc_remote_memcpy()Dean Nelson2008-07-3011-127/+154
| | | | | | | | | | | Add UV support to xpc_remote_memcpy(), which involves interfacing to the GRU driver. Signed-off-by: Dean Nelson <dcn@sgi.com> Cc: Jack Steiner <steiner@sgi.com> Cc: "Luck, Tony" <tony.luck@intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* sgi-xp: enable building of XPC/XPNET on x86_64Dean Nelson2008-07-3011-125/+154
| | | | | | | | | | | Get XPC/XPNET to build on x86_64. Trying to modprobe them up on a non-UV or sn2 system will result in a -ENODEV. Signed-off-by: Dean Nelson <dcn@sgi.com> Cc: Jack Steiner <steiner@sgi.com> Cc: "Luck, Tony" <tony.luck@intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* sgi-xp: add 'jiffies' to reserved page's timestamp nameDean Nelson2008-07-304-26/+28
| | | | | | | | | Rename XPC's reserved page's timestamp member to reflect the units of time involved. Signed-off-by: Dean Nelson <dcn@sgi.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* sgi-xp: use standard bitops macros and functionsDean Nelson2008-07-304-86/+76Star
| | | | | | | | | Change sgi-xp to use the standard bitops macros and functions instead of trying to invent its own mechanism. Signed-off-by: Dean Nelson <dcn@sgi.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* sgi-xp: eliminate '>>>' in commentsDean Nelson2008-07-309-44/+43Star
| | | | | | | | | | | | Comments in /drivers/misc/sgi-xp has been using '>>>' as a means to draw attention to something that needs to be done or considered. To avoid colliding with git rejects, '>>>' will now be replaced by '!!!' to indicate something to do, and by '???' to indicate something to be considered. Signed-off-by: Dean Nelson <dcn@sgi.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* sgi-xp: add _sn2 suffix to a few variablesDean Nelson2008-07-301-59/+65
| | | | | | | | Add an '_sn2' suffix to some variables found in xpc_sn2.c. Signed-off-by: Dean Nelson <dcn@sgi.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* sgi-xp: isolate remote copy buffer to sn2 onlyDean Nelson2008-07-305-102/+97Star
| | | | | | | | Make the remote copy buffer an sn2 only item. Signed-off-by: Dean Nelson <dcn@sgi.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* sgi-xp: enable XPNET to handle more than 64 partitionsDean Nelson2008-07-301-119/+94Star
| | | | | | | | Enable XPNET to support more than 64 partitions. Signed-off-by: Dean Nelson <dcn@sgi.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* sgi-xp: isolate allocation of XPC's msgqueues to sn2 onlyDean Nelson2008-07-304-203/+204
| | | | | | | | Move the allocation of XPC's msgqueues to xpc_sn2.c. Signed-off-by: Dean Nelson <dcn@sgi.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* sgi-xp: replace AMO_t typedef by struct amoDean Nelson2008-07-304-88/+93
| | | | | | | | Replace the AMO_t typedef by a direct reference to 'struct amo'. Signed-off-by: Dean Nelson <dcn@sgi.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* sgi-xp: separate chctl_flags from XPC's notify IRQDean Nelson2008-07-305-302/+327
| | | | | | | | | Tie current IPI references to either XPC's notify IRQ or channel control flags. Signed-off-by: Dean Nelson <dcn@sgi.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* sgi-xp: isolate additional sn2 specific codeDean Nelson2008-07-306-806/+784Star
| | | | | | | | Move additional sn2 specific code into xpc_sn2.c. Signed-off-by: Dean Nelson <dcn@sgi.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* sgi-xp: isolate activate IRQ's hardware specific componentsDean Nelson2008-07-304-219/+229
| | | | | | | | Isolate architecture specific code related to XPC's activate IRQ. Signed-off-by: Dean Nelson <dcn@sgi.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* sgi-xp: move xpc_allocate() into xpc_send()/xpc_send_notify()Dean Nelson2008-07-307-171/+106Star
| | | | | | | | | Move xpc_allocate() functionality into xpc_send()/xpc_send_notify() so xpc_allocate() no longer needs to be called by XPNET. Signed-off-by: Dean Nelson <dcn@sgi.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* sgi-xp: base xpc_rsvd_page's timestamp on jiffiesDean Nelson2008-07-304-57/+34Star
| | | | | | | | Change XPC's reserved page timestamp to be based on jiffies. Signed-off-by: Dean Nelson <dcn@sgi.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* sgi-xp: isolate xpc_vars structure to sn2 onlyDean Nelson2008-07-306-1255/+1433
| | | | | | | | Isolate the xpc_vars structure of XPC's reserved page to sn2 only. Signed-off-by: Dean Nelson <dcn@sgi.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* sgi-xp: isolate xpc_vars_part structure to sn2 onlyDean Nelson2008-07-306-629/+644
| | | | | | | | Isolate the xpc_vars_part structure of XPC's reserved page to sn2 only. Signed-off-by: Dean Nelson <dcn@sgi.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* sgi-xp: prepare xpc_rsvd_page to work on either sn2 or uv hardwareDean Nelson2008-07-307-133/+267
| | | | | | | | Prepare XPC's reserved page header to work for either sn2 or uv. Signed-off-by: Dean Nelson <dcn@sgi.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* sgi-xp: create a common xp_remote_memcpy() functionDean Nelson2008-07-308-106/+107
| | | | | | | | | Create a common remote memcpy function that maps to what the hardware booted supports. Signed-off-by: Dean Nelson <dcn@sgi.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* sgi-xp: support runtime selection of xp_max_npartitionsDean Nelson2008-07-3010-151/+266
| | | | | | | | | Support runtime selection of the max number of partitions based on the hardware being run on. Signed-off-by: Dean Nelson <dcn@sgi.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* sgi-xp: define BYTES_PER_WORDDean Nelson2008-07-301-0/+3
| | | | | | | | Add a BYTES_PER_WORD #define. Signed-off-by: Dean Nelson <dcn@sgi.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* sgi-xp: define xpSalError reason codeDean Nelson2008-07-301-1/+2
| | | | | | | | Define xpSalError reason code. Signed-off-by: Dean Nelson <dcn@sgi.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* sgi-xp: define is_shub() and is_uv() macrosDean Nelson2008-07-301-0/+16
| | | | | | | | Define the is_shub()/is_uv() macros if they've not already been defined. Signed-off-by: Dean Nelson <dcn@sgi.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* cpumask: change cpumask_of_cpu_ptr to use new cpumask_of_cpuMike Travis2008-07-261-2/+1Star
| | | | | | | | | | | * Replace previous instances of the cpumask_of_cpu_ptr* macros with a the new (lvalue capable) generic cpumask_of_cpu(). Signed-off-by: Mike Travis <travis@sgi.com> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Jack Steiner <steiner@sgi.com> Cc: Rusty Russell <rusty@rustcorp.com.au> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* cpumask: Optimize cpumask_of_cpu in drivers/misc/sgi-xp/xpc_main.cMike Travis2008-07-181-1/+2
| | | | | | | | * Optimize various places where a pointer to the cpumask_of_cpu value will result in reducing stack pressure. Signed-off-by: Mike Travis <travis@sgi.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
* drivers/misc/sgi-xp: replace partid_t with a shortDean Nelson2008-05-137-69/+69
| | | | | | | | | | In preparation for supporting greater than 64 partitions replace partid_t by short in drivers/misc/sgi-xp. Signed-off-by: Dean Nelson <dcn@sgi.com> Acked-by: Robin Holt <holt@sgi.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* drivers/misc/sgi-xp: clean up return valuesDean Nelson2008-05-137-401/+291Star
| | | | | | | | | | | | Make XP return values more generic to XP and not so tied to XPC by changing enum xpc_retval to xp_retval, along with changing return value prefixes from xpc to xp. Also, cleanup a comment block that referenced some of these return values as well as the handling of BTE related return values. Signed-off-by: Dean Nelson <dcn@sgi.com> Acked-by: Robin Holt <holt@sgi.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* [IA64] allocate multiple contiguous pages via uncached allocatorDean Nelson2008-04-291-2/+2
| | | | | | | | Enable the uncached allocator to allocate multiple pages of contiguous uncached memory. Signed-off-by: Dean Nelson <dcn@sgi.com> Signed-off-by: Tony Luck <tony.luck@intel.com>
* [IA64] run drivers/misc/sgi-xp through scripts/checkpatch.plDean Nelson2008-04-237-391/+268Star
| | | | | | | | Addressed issues raised by scripts/checkpatch.pl. Removed unnecessary curly braces. Eliminated uses of volatiles and use of kernel_thread() and daemonize(). Signed-off-by: Dean Nelson <dcn@sgi.com> Signed-off-by: Tony Luck <tony.luck@intel.com>
* [IA64] run rest drivers/misc/sgi-xp through scripts/LindentDean Nelson2008-04-233-506/+322Star
| | | | | | | Ran patches through scripts/Lindent (part 2). Signed-off-by: Dean Nelson <dcn@sgi.com> Signed-off-by: Tony Luck <tony.luck@intel.com>
* [IA64] run some drivers/misc/sgi-xp through scripts/LindentDean Nelson2008-04-235-553/+396Star
| | | | | | | Ran patches through scripts/Lindent (part 1). Signed-off-by: Dean Nelson <dcn@sgi.com> Signed-off-by: Tony Luck <tony.luck@intel.com>
* [IA64] move XP and XPC to drivers/misc/sgi-xpDean Nelson2008-04-239-0/+7856
Move XPC and XPNET from arch/ia64/sn/kernel to drivers/misc/sgi-xp. Signed-off-by: Dean Nelson <dcn@sgi.com> Signed-off-by: Tony Luck <tony.luck@intel.com>
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