1/* SPDX-License-Identifier: GPL-2.0-or-later */
 2/*
 3 * hvcserver.h
 4 * Copyright (C) 2004 Ryan S Arnold, IBM Corporation
 5 *
 6 * PPC64 virtual I/O console server support.
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 7 */
 8
 9#ifndef _PPC64_HVCSERVER_H
10#define _PPC64_HVCSERVER_H
11#ifdef __KERNEL__
12
13#include <linux/list.h>
14
15/* Converged Location Code length */
16#define HVCS_CLC_LENGTH	79
17
18/**
19 * hvcs_partner_info - an element in a list of partner info
20 * @node: list_head denoting this partner_info struct's position in the list of
21 *	partner info.
22 * @unit_address: The partner unit address of this entry.
23 * @partition_ID: The partner partition ID of this entry.
24 * @location_code: The converged location code of this entry + 1 char for the
25 *	null-term.
26 *
27 * This structure outlines the format that partner info is presented to a caller
28 * of the hvcs partner info fetching functions.  These are strung together into
29 * a list using linux kernel lists.
30 */
31struct hvcs_partner_info {
32	struct list_head node;
33	uint32_t unit_address;
34	uint32_t partition_ID;
35	char location_code[HVCS_CLC_LENGTH + 1]; /* CLC + 1 null-term char */
36};
37
38extern int hvcs_free_partner_info(struct list_head *head);
39extern int hvcs_get_partner_info(uint32_t unit_address,
40		struct list_head *head, unsigned long *pi_buff);
41extern int hvcs_register_connection(uint32_t unit_address,
42		uint32_t p_partition_ID, uint32_t p_unit_address);
43extern int hvcs_free_connection(uint32_t unit_address);
44
45#endif /* __KERNEL__ */
46#endif /* _PPC64_HVCSERVER_H */

 
 1/*
 2 * hvcserver.h
 3 * Copyright (C) 2004 Ryan S Arnold, IBM Corporation
 4 *
 5 * PPC64 virtual I/O console server support.
 6 *
 7 * This program is free software; you can redistribute it and/or modify
 8 * it under the terms of the GNU General Public License as published by
 9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
20 */
21
22#ifndef _PPC64_HVCSERVER_H
23#define _PPC64_HVCSERVER_H
24#ifdef __KERNEL__
25
26#include <linux/list.h>
27
28/* Converged Location Code length */
29#define HVCS_CLC_LENGTH	79
30
31/**
32 * hvcs_partner_info - an element in a list of partner info
33 * @node: list_head denoting this partner_info struct's position in the list of
34 *	partner info.
35 * @unit_address: The partner unit address of this entry.
36 * @partition_ID: The partner partition ID of this entry.
37 * @location_code: The converged location code of this entry + 1 char for the
38 *	null-term.
39 *
40 * This structure outlines the format that partner info is presented to a caller
41 * of the hvcs partner info fetching functions.  These are strung together into
42 * a list using linux kernel lists.
43 */
44struct hvcs_partner_info {
45	struct list_head node;
46	uint32_t unit_address;
47	uint32_t partition_ID;
48	char location_code[HVCS_CLC_LENGTH + 1]; /* CLC + 1 null-term char */
49};
50
51extern int hvcs_free_partner_info(struct list_head *head);
52extern int hvcs_get_partner_info(uint32_t unit_address,
53		struct list_head *head, unsigned long *pi_buff);
54extern int hvcs_register_connection(uint32_t unit_address,
55		uint32_t p_partition_ID, uint32_t p_unit_address);
56extern int hvcs_free_connection(uint32_t unit_address);
57
58#endif /* __KERNEL__ */
59#endif /* _PPC64_HVCSERVER_H */