source: mainline/uspace/lib/drv/generic/remote_pci.c@ 7f80313

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since 7f80313 was 7f80313, checked in by Jan Vesely <jano.vesely@…>, 12 years ago

libdrv: Make interface structures constant.
  • Property mode set to 100644
File size: 5.8 KB
Line 
1/*
2 * Copyright (c) 2011 Jan Vesely
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * - Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * - Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * - The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29/** @addtogroup libdrv
30 * @{
31 */
32/** @file
33 */
34
35#include <assert.h>
36#include <async.h>
37#include <errno.h>
38#include <macros.h>
39
40#include "pci_dev_iface.h"
41#include "ddf/driver.h"
42
43static void remote_config_space_read_8(ddf_fun_t *, void *, ipc_callid_t, ipc_call_t *);
44static void remote_config_space_read_16(ddf_fun_t *, void *, ipc_callid_t, ipc_call_t *);
45static void remote_config_space_read_32(ddf_fun_t *, void *, ipc_callid_t, ipc_call_t *);
46
47static void remote_config_space_write_8(ddf_fun_t *, void *, ipc_callid_t, ipc_call_t *);
48static void remote_config_space_write_16(ddf_fun_t *, void *, ipc_callid_t, ipc_call_t *);
49static void remote_config_space_write_32(ddf_fun_t *, void *, ipc_callid_t, ipc_call_t *);
50
51/** Remote USB interface operations. */
52static const remote_iface_func_ptr_t remote_pci_iface_ops [] = {
53 [IPC_M_CONFIG_SPACE_READ_8] = remote_config_space_read_8,
54 [IPC_M_CONFIG_SPACE_READ_16] = remote_config_space_read_16,
55 [IPC_M_CONFIG_SPACE_READ_32] = remote_config_space_read_32,
56
57 [IPC_M_CONFIG_SPACE_WRITE_8] = remote_config_space_write_8,
58 [IPC_M_CONFIG_SPACE_WRITE_16] = remote_config_space_write_16,
59 [IPC_M_CONFIG_SPACE_WRITE_32] = remote_config_space_write_32
60};
61
62/** Remote USB interface structure.
63 */
64const remote_iface_t remote_pci_iface = {
65 .method_count = ARRAY_SIZE(remote_pci_iface_ops),
66 .methods = remote_pci_iface_ops
67};
68
69void remote_config_space_read_8(ddf_fun_t *fun, void *iface, ipc_callid_t callid, ipc_call_t *call)
70{
71 assert(iface);
72 pci_dev_iface_t *pci_iface = (pci_dev_iface_t *)iface;
73 if (pci_iface->config_space_read_8 == NULL) {
74 async_answer_0(callid, ENOTSUP);
75 return;
76 }
77 uint32_t address = DEV_IPC_GET_ARG1(*call);
78 uint8_t value;
79 int ret = pci_iface->config_space_read_8(fun, address, &value);
80 if (ret != EOK) {
81 async_answer_0(callid, ret);
82 } else {
83 async_answer_1(callid, EOK, value);
84 }
85}
86
87void remote_config_space_read_16(ddf_fun_t *fun, void *iface, ipc_callid_t callid, ipc_call_t *call)
88{
89 assert(iface);
90 pci_dev_iface_t *pci_iface = (pci_dev_iface_t *)iface;
91 if (pci_iface->config_space_read_16 == NULL) {
92 async_answer_0(callid, ENOTSUP);
93 return;
94 }
95 uint32_t address = DEV_IPC_GET_ARG1(*call);
96 uint16_t value;
97 int ret = pci_iface->config_space_read_16(fun, address, &value);
98 if (ret != EOK) {
99 async_answer_0(callid, ret);
100 } else {
101 async_answer_1(callid, EOK, value);
102 }
103}
104void remote_config_space_read_32(ddf_fun_t *fun, void *iface, ipc_callid_t callid, ipc_call_t *call)
105{
106 assert(iface);
107 pci_dev_iface_t *pci_iface = (pci_dev_iface_t *)iface;
108 if (pci_iface->config_space_read_32 == NULL) {
109 async_answer_0(callid, ENOTSUP);
110 return;
111 }
112 uint32_t address = DEV_IPC_GET_ARG1(*call);
113 uint32_t value;
114 int ret = pci_iface->config_space_read_32(fun, address, &value);
115 if (ret != EOK) {
116 async_answer_0(callid, ret);
117 } else {
118 async_answer_1(callid, EOK, value);
119 }
120}
121
122void remote_config_space_write_8(ddf_fun_t *fun, void *iface, ipc_callid_t callid, ipc_call_t *call)
123{
124 assert(iface);
125 pci_dev_iface_t *pci_iface = (pci_dev_iface_t *)iface;
126 if (pci_iface->config_space_write_8 == NULL) {
127 async_answer_0(callid, ENOTSUP);
128 return;
129 }
130 uint32_t address = DEV_IPC_GET_ARG1(*call);
131 uint8_t value = DEV_IPC_GET_ARG2(*call);
132 int ret = pci_iface->config_space_write_8(fun, address, value);
133 if (ret != EOK) {
134 async_answer_0(callid, ret);
135 } else {
136 async_answer_0(callid, EOK);
137 }
138}
139
140void remote_config_space_write_16(ddf_fun_t *fun, void *iface, ipc_callid_t callid, ipc_call_t *call)
141{
142 assert(iface);
143 pci_dev_iface_t *pci_iface = (pci_dev_iface_t *)iface;
144 if (pci_iface->config_space_write_16 == NULL) {
145 async_answer_0(callid, ENOTSUP);
146 return;
147 }
148 uint32_t address = DEV_IPC_GET_ARG1(*call);
149 uint16_t value = DEV_IPC_GET_ARG2(*call);
150 int ret = pci_iface->config_space_write_16(fun, address, value);
151 if (ret != EOK) {
152 async_answer_0(callid, ret);
153 } else {
154 async_answer_0(callid, EOK);
155 }
156}
157
158void remote_config_space_write_32(ddf_fun_t *fun, void *iface, ipc_callid_t callid, ipc_call_t *call)
159{
160 assert(iface);
161 pci_dev_iface_t *pci_iface = (pci_dev_iface_t *)iface;
162 if (pci_iface->config_space_write_32 == NULL) {
163 async_answer_0(callid, ENOTSUP);
164 return;
165 }
166 uint32_t address = DEV_IPC_GET_ARG1(*call);
167 uint32_t value = DEV_IPC_GET_ARG2(*call);
168 int ret = pci_iface->config_space_write_32(fun, address, value);
169 if (ret != EOK) {
170 async_answer_0(callid, ret);
171 } else {
172 async_answer_0(callid, EOK);
173 }
174}
175
176
177/**
178 * @}
179 */
180
Note: See TracBrowser for help on using the repository browser.