mirror of
https://github.com/torvalds/linux.git
synced 2024-12-22 10:56:40 +00:00
94bd2708d4
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>
49 lines
1.0 KiB
C
49 lines
1.0 KiB
C
/*
|
|
* This file is subject to the terms and conditions of the GNU General Public
|
|
* License. See the file "COPYING" in the main directory of this archive
|
|
* for more details.
|
|
*
|
|
* Copyright (c) 2008 Silicon Graphics, Inc. All Rights Reserved.
|
|
*/
|
|
|
|
/*
|
|
* Cross Partition Communication (XPC) uv-based functions.
|
|
*
|
|
* Architecture specific implementation of common functions.
|
|
*
|
|
*/
|
|
|
|
#include <linux/kernel.h>
|
|
|
|
/* >>> #include <gru/grukservices.h> */
|
|
/* >>> uv_gpa() is defined in <gru/grukservices.h> */
|
|
#define uv_gpa(_a) ((unsigned long)_a)
|
|
|
|
/* >>> temporarily define next three items for xpc.h */
|
|
#define SGI_XPC_ACTIVATE 23
|
|
#define SGI_XPC_NOTIFY 24
|
|
#define sn_send_IPI_phys(_a, _b, _c, _d)
|
|
|
|
#include "xpc.h"
|
|
|
|
static void *xpc_activate_mq;
|
|
|
|
static enum xp_retval
|
|
xpc_rsvd_page_init_uv(struct xpc_rsvd_page *rp)
|
|
{
|
|
/* >>> need to have established xpc_activate_mq earlier */
|
|
rp->sn.activate_mq_gpa = uv_gpa(xpc_activate_mq);
|
|
return xpSuccess;
|
|
}
|
|
|
|
void
|
|
xpc_init_uv(void)
|
|
{
|
|
xpc_rsvd_page_init = xpc_rsvd_page_init_uv;
|
|
}
|
|
|
|
void
|
|
xpc_exit_uv(void)
|
|
{
|
|
}
|