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/*
* 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;
}
/*
* Setup the infrastructure necessary to support XPartition Communication
* between the specified remote partition and the local one.
*/
static enum xp_retval
xpc_setup_infrastructure_uv(struct xpc_partition *part)
{
/* >>> this function needs fleshing out */
return xpUnsupported;
}
/*
* Teardown the infrastructure necessary to support XPartition Communication
* between the specified remote partition and the local one.
*/
static void
xpc_teardown_infrastructure_uv(struct xpc_partition *part)
{
/* >>> this function needs fleshing out */
return;
}
static enum xp_retval
xpc_make_first_contact_uv(struct xpc_partition *part)
{
/* >>> this function needs fleshing out */
return xpUnsupported;
}
static u64
xpc_get_IPI_flags_uv(struct xpc_partition *part)
{
/* >>> this function needs fleshing out */
return 0UL;
}
static struct xpc_msg *
xpc_get_deliverable_msg_uv(struct xpc_channel *ch)
{
/* >>> this function needs fleshing out */
return NULL;
}
void
xpc_init_uv(void)
{
xpc_rsvd_page_init = xpc_rsvd_page_init_uv;
xpc_setup_infrastructure = xpc_setup_infrastructure_uv;
xpc_teardown_infrastructure = xpc_teardown_infrastructure_uv;
xpc_make_first_contact = xpc_make_first_contact_uv;
xpc_get_IPI_flags = xpc_get_IPI_flags_uv;
xpc_get_deliverable_msg = xpc_get_deliverable_msg_uv;
}
void
xpc_exit_uv(void)
{
}
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