diff options
Diffstat (limited to 'drivers/misc/sgi-xp/xpc_uv.c')
-rw-r--r-- | drivers/misc/sgi-xp/xpc_uv.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/drivers/misc/sgi-xp/xpc_uv.c b/drivers/misc/sgi-xp/xpc_uv.c new file mode 100644 index 0000000..8327cd4 --- /dev/null +++ b/drivers/misc/sgi-xp/xpc_uv.c @@ -0,0 +1,48 @@ +/* + * 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) +{ +} |