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1 | bb36d470 | bellard | /*
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2 | bb36d470 | bellard | * Linux host USB redirector
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3 | bb36d470 | bellard | *
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4 | bb36d470 | bellard | * Copyright (c) 2005 Fabrice Bellard
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5 | 5fafdf24 | ths | *
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6 | 64838171 | aliguori | * Copyright (c) 2008 Max Krasnyansky
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7 | 64838171 | aliguori | * Support for host device auto connect & disconnect
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8 | 5d0c5750 | aliguori | * Major rewrite to support fully async operation
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9 | 4b096fc9 | aliguori | *
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10 | 0f431527 | aliguori | * Copyright 2008 TJ <linux@tjworld.net>
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11 | 0f431527 | aliguori | * Added flexible support for /dev/bus/usb /sys/bus/usb/devices in addition
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12 | 0f431527 | aliguori | * to the legacy /proc/bus/usb USB device discovery and handling
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13 | 0f431527 | aliguori | *
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14 | bb36d470 | bellard | * Permission is hereby granted, free of charge, to any person obtaining a copy
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15 | bb36d470 | bellard | * of this software and associated documentation files (the "Software"), to deal
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16 | bb36d470 | bellard | * in the Software without restriction, including without limitation the rights
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17 | bb36d470 | bellard | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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18 | bb36d470 | bellard | * copies of the Software, and to permit persons to whom the Software is
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19 | bb36d470 | bellard | * furnished to do so, subject to the following conditions:
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20 | bb36d470 | bellard | *
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21 | bb36d470 | bellard | * The above copyright notice and this permission notice shall be included in
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22 | bb36d470 | bellard | * all copies or substantial portions of the Software.
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23 | bb36d470 | bellard | *
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24 | bb36d470 | bellard | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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25 | bb36d470 | bellard | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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26 | bb36d470 | bellard | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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27 | bb36d470 | bellard | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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28 | bb36d470 | bellard | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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29 | bb36d470 | bellard | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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30 | bb36d470 | bellard | * THE SOFTWARE.
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31 | bb36d470 | bellard | */
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32 | 446ab128 | aliguori | |
33 | 87ecb68b | pbrook | #include "qemu-common.h" |
34 | 1f3870ab | aliguori | #include "qemu-timer.h" |
35 | 376253ec | aliguori | #include "monitor.h" |
36 | b373a63a | Shahar Havivi | #include "sysemu.h" |
37 | bb36d470 | bellard | |
38 | bb36d470 | bellard | #include <dirent.h> |
39 | bb36d470 | bellard | #include <sys/ioctl.h> |
40 | bb36d470 | bellard | |
41 | 446ab128 | aliguori | #include <linux/usbdevice_fs.h> |
42 | 446ab128 | aliguori | #include <linux/version.h> |
43 | 446ab128 | aliguori | #include "hw/usb.h" |
44 | bb36d470 | bellard | |
45 | d9cf1578 | blueswir1 | /* We redefine it to avoid version problems */
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46 | d9cf1578 | blueswir1 | struct usb_ctrltransfer {
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47 | d9cf1578 | blueswir1 | uint8_t bRequestType; |
48 | d9cf1578 | blueswir1 | uint8_t bRequest; |
49 | d9cf1578 | blueswir1 | uint16_t wValue; |
50 | d9cf1578 | blueswir1 | uint16_t wIndex; |
51 | d9cf1578 | blueswir1 | uint16_t wLength; |
52 | d9cf1578 | blueswir1 | uint32_t timeout; |
53 | d9cf1578 | blueswir1 | void *data;
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54 | d9cf1578 | blueswir1 | }; |
55 | d9cf1578 | blueswir1 | |
56 | 5557d820 | Gerd Hoffmann | typedef int USBScanFunc(void *opaque, int bus_num, int addr, char *port, |
57 | 0f5160d1 | Hans de Goede | int class_id, int vendor_id, int product_id, |
58 | a594cfbf | bellard | const char *product_name, int speed); |
59 | 26a9e82a | Gerd Hoffmann | |
60 | 0745eb1e | Markus Armbruster | //#define DEBUG
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61 | 64838171 | aliguori | |
62 | 64838171 | aliguori | #ifdef DEBUG
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63 | d0f2c4c6 | malc | #define DPRINTF printf
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64 | 64838171 | aliguori | #else
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65 | d0f2c4c6 | malc | #define DPRINTF(...)
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66 | 64838171 | aliguori | #endif
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67 | bb36d470 | bellard | |
68 | 5be8e1f2 | blueswir1 | #define USBDBG_DEVOPENED "husb: opened %s/devices\n" |
69 | 5be8e1f2 | blueswir1 | |
70 | 0f431527 | aliguori | #define USBPROCBUS_PATH "/proc/bus/usb" |
71 | 1f6e24e7 | bellard | #define PRODUCT_NAME_SZ 32 |
72 | 3a4854b3 | Hans de Goede | #define MAX_ENDPOINTS 15 |
73 | 5557d820 | Gerd Hoffmann | #define MAX_PORTLEN 16 |
74 | 0f431527 | aliguori | #define USBDEVBUS_PATH "/dev/bus/usb" |
75 | 0f431527 | aliguori | #define USBSYSBUS_PATH "/sys/bus/usb" |
76 | 0f431527 | aliguori | |
77 | 0f431527 | aliguori | static char *usb_host_device_path; |
78 | 0f431527 | aliguori | |
79 | 0f431527 | aliguori | #define USB_FS_NONE 0 |
80 | 0f431527 | aliguori | #define USB_FS_PROC 1 |
81 | 0f431527 | aliguori | #define USB_FS_DEV 2 |
82 | 0f431527 | aliguori | #define USB_FS_SYS 3 |
83 | 0f431527 | aliguori | |
84 | 0f431527 | aliguori | static int usb_fs_type; |
85 | bb36d470 | bellard | |
86 | b9dc033c | balrog | /* endpoint association data */
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87 | 060dc841 | Hans de Goede | #define ISO_FRAME_DESC_PER_URB 32 |
88 | 060dc841 | Hans de Goede | #define ISO_URB_COUNT 3 |
89 | a0b5fece | Hans de Goede | #define INVALID_EP_TYPE 255 |
90 | 060dc841 | Hans de Goede | |
91 | 71138531 | Gerd Hoffmann | /* devio.c limits single requests to 16k */
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92 | 71138531 | Gerd Hoffmann | #define MAX_USBFS_BUFFER_SIZE 16384 |
93 | 71138531 | Gerd Hoffmann | |
94 | 060dc841 | Hans de Goede | typedef struct AsyncURB AsyncURB; |
95 | 060dc841 | Hans de Goede | |
96 | b9dc033c | balrog | struct endp_data {
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97 | b9dc033c | balrog | uint8_t type; |
98 | 64838171 | aliguori | uint8_t halted; |
99 | bb6d5498 | Hans de Goede | uint8_t iso_started; |
100 | 060dc841 | Hans de Goede | AsyncURB *iso_urb; |
101 | 060dc841 | Hans de Goede | int iso_urb_idx;
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102 | bb6d5498 | Hans de Goede | int iso_buffer_used;
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103 | 060dc841 | Hans de Goede | int max_packet_size;
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104 | b9dc033c | balrog | }; |
105 | b9dc033c | balrog | |
106 | 26a9e82a | Gerd Hoffmann | struct USBAutoFilter {
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107 | 26a9e82a | Gerd Hoffmann | uint32_t bus_num; |
108 | 26a9e82a | Gerd Hoffmann | uint32_t addr; |
109 | 9056a297 | Gerd Hoffmann | char *port;
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110 | 26a9e82a | Gerd Hoffmann | uint32_t vendor_id; |
111 | 26a9e82a | Gerd Hoffmann | uint32_t product_id; |
112 | 26a9e82a | Gerd Hoffmann | }; |
113 | 26a9e82a | Gerd Hoffmann | |
114 | bb36d470 | bellard | typedef struct USBHostDevice { |
115 | bb36d470 | bellard | USBDevice dev; |
116 | 64838171 | aliguori | int fd;
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117 | 64838171 | aliguori | |
118 | 64838171 | aliguori | uint8_t descr[1024];
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119 | 64838171 | aliguori | int descr_len;
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120 | 64838171 | aliguori | int configuration;
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121 | 446ab128 | aliguori | int ninterfaces;
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122 | 24772c1e | aliguori | int closing;
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123 | b373a63a | Shahar Havivi | Notifier exit; |
124 | 64838171 | aliguori | |
125 | b9dc033c | balrog | struct endp_data endp_table[MAX_ENDPOINTS];
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126 | 7a8fc83f | Gerd Hoffmann | QLIST_HEAD(, AsyncURB) aurbs; |
127 | 4b096fc9 | aliguori | |
128 | 4b096fc9 | aliguori | /* Host side address */
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129 | 4b096fc9 | aliguori | int bus_num;
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130 | 4b096fc9 | aliguori | int addr;
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131 | 5557d820 | Gerd Hoffmann | char port[MAX_PORTLEN];
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132 | 26a9e82a | Gerd Hoffmann | struct USBAutoFilter match;
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133 | 4b096fc9 | aliguori | |
134 | 26a9e82a | Gerd Hoffmann | QTAILQ_ENTRY(USBHostDevice) next; |
135 | bb36d470 | bellard | } USBHostDevice; |
136 | bb36d470 | bellard | |
137 | 26a9e82a | Gerd Hoffmann | static QTAILQ_HEAD(, USBHostDevice) hostdevs = QTAILQ_HEAD_INITIALIZER(hostdevs);
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138 | 26a9e82a | Gerd Hoffmann | |
139 | 26a9e82a | Gerd Hoffmann | static int usb_host_close(USBHostDevice *dev); |
140 | 26a9e82a | Gerd Hoffmann | static int parse_filter(const char *spec, struct USBAutoFilter *f); |
141 | 26a9e82a | Gerd Hoffmann | static void usb_host_auto_check(void *unused); |
142 | 2cc59d8c | Hans de Goede | static int usb_host_read_file(char *line, size_t line_size, |
143 | 2cc59d8c | Hans de Goede | const char *device_file, const char *device_name); |
144 | 26a9e82a | Gerd Hoffmann | |
145 | 64838171 | aliguori | static int is_isoc(USBHostDevice *s, int ep) |
146 | 64838171 | aliguori | { |
147 | 64838171 | aliguori | return s->endp_table[ep - 1].type == USBDEVFS_URB_TYPE_ISO; |
148 | 64838171 | aliguori | } |
149 | 64838171 | aliguori | |
150 | a0b5fece | Hans de Goede | static int is_valid(USBHostDevice *s, int ep) |
151 | a0b5fece | Hans de Goede | { |
152 | a0b5fece | Hans de Goede | return s->endp_table[ep - 1].type != INVALID_EP_TYPE; |
153 | a0b5fece | Hans de Goede | } |
154 | a0b5fece | Hans de Goede | |
155 | 64838171 | aliguori | static int is_halted(USBHostDevice *s, int ep) |
156 | 64838171 | aliguori | { |
157 | 64838171 | aliguori | return s->endp_table[ep - 1].halted; |
158 | 64838171 | aliguori | } |
159 | 64838171 | aliguori | |
160 | 64838171 | aliguori | static void clear_halt(USBHostDevice *s, int ep) |
161 | 64838171 | aliguori | { |
162 | 64838171 | aliguori | s->endp_table[ep - 1].halted = 0; |
163 | 64838171 | aliguori | } |
164 | 64838171 | aliguori | |
165 | 64838171 | aliguori | static void set_halt(USBHostDevice *s, int ep) |
166 | 64838171 | aliguori | { |
167 | 64838171 | aliguori | s->endp_table[ep - 1].halted = 1; |
168 | 64838171 | aliguori | } |
169 | 64838171 | aliguori | |
170 | bb6d5498 | Hans de Goede | static int is_iso_started(USBHostDevice *s, int ep) |
171 | bb6d5498 | Hans de Goede | { |
172 | bb6d5498 | Hans de Goede | return s->endp_table[ep - 1].iso_started; |
173 | bb6d5498 | Hans de Goede | } |
174 | bb6d5498 | Hans de Goede | |
175 | bb6d5498 | Hans de Goede | static void clear_iso_started(USBHostDevice *s, int ep) |
176 | bb6d5498 | Hans de Goede | { |
177 | bb6d5498 | Hans de Goede | s->endp_table[ep - 1].iso_started = 0; |
178 | bb6d5498 | Hans de Goede | } |
179 | bb6d5498 | Hans de Goede | |
180 | bb6d5498 | Hans de Goede | static void set_iso_started(USBHostDevice *s, int ep) |
181 | bb6d5498 | Hans de Goede | { |
182 | bb6d5498 | Hans de Goede | s->endp_table[ep - 1].iso_started = 1; |
183 | bb6d5498 | Hans de Goede | } |
184 | bb6d5498 | Hans de Goede | |
185 | 060dc841 | Hans de Goede | static void set_iso_urb(USBHostDevice *s, int ep, AsyncURB *iso_urb) |
186 | 060dc841 | Hans de Goede | { |
187 | 060dc841 | Hans de Goede | s->endp_table[ep - 1].iso_urb = iso_urb;
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188 | 060dc841 | Hans de Goede | } |
189 | 060dc841 | Hans de Goede | |
190 | 060dc841 | Hans de Goede | static AsyncURB *get_iso_urb(USBHostDevice *s, int ep) |
191 | 060dc841 | Hans de Goede | { |
192 | 060dc841 | Hans de Goede | return s->endp_table[ep - 1].iso_urb; |
193 | 060dc841 | Hans de Goede | } |
194 | 060dc841 | Hans de Goede | |
195 | 060dc841 | Hans de Goede | static void set_iso_urb_idx(USBHostDevice *s, int ep, int i) |
196 | 060dc841 | Hans de Goede | { |
197 | 060dc841 | Hans de Goede | s->endp_table[ep - 1].iso_urb_idx = i;
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198 | 060dc841 | Hans de Goede | } |
199 | 060dc841 | Hans de Goede | |
200 | 060dc841 | Hans de Goede | static int get_iso_urb_idx(USBHostDevice *s, int ep) |
201 | 060dc841 | Hans de Goede | { |
202 | 060dc841 | Hans de Goede | return s->endp_table[ep - 1].iso_urb_idx; |
203 | 060dc841 | Hans de Goede | } |
204 | 060dc841 | Hans de Goede | |
205 | bb6d5498 | Hans de Goede | static void set_iso_buffer_used(USBHostDevice *s, int ep, int i) |
206 | bb6d5498 | Hans de Goede | { |
207 | bb6d5498 | Hans de Goede | s->endp_table[ep - 1].iso_buffer_used = i;
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208 | bb6d5498 | Hans de Goede | } |
209 | bb6d5498 | Hans de Goede | |
210 | bb6d5498 | Hans de Goede | static int get_iso_buffer_used(USBHostDevice *s, int ep) |
211 | bb6d5498 | Hans de Goede | { |
212 | bb6d5498 | Hans de Goede | return s->endp_table[ep - 1].iso_buffer_used; |
213 | bb6d5498 | Hans de Goede | } |
214 | bb6d5498 | Hans de Goede | |
215 | 6dfcdccb | Gerd Hoffmann | static void set_max_packet_size(USBHostDevice *s, int ep, uint8_t *descriptor) |
216 | 6dfcdccb | Gerd Hoffmann | { |
217 | 6dfcdccb | Gerd Hoffmann | int raw = descriptor[4] + (descriptor[5] << 8); |
218 | 6dfcdccb | Gerd Hoffmann | int size, microframes;
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219 | 6dfcdccb | Gerd Hoffmann | |
220 | 6dfcdccb | Gerd Hoffmann | size = raw & 0x7ff;
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221 | 6dfcdccb | Gerd Hoffmann | switch ((raw >> 11) & 3) { |
222 | 6dfcdccb | Gerd Hoffmann | case 1: microframes = 2; break; |
223 | 6dfcdccb | Gerd Hoffmann | case 2: microframes = 3; break; |
224 | 6dfcdccb | Gerd Hoffmann | default: microframes = 1; break; |
225 | 6dfcdccb | Gerd Hoffmann | } |
226 | 6dfcdccb | Gerd Hoffmann | DPRINTF("husb: max packet size: 0x%x -> %d x %d\n",
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227 | 6dfcdccb | Gerd Hoffmann | raw, microframes, size); |
228 | 6dfcdccb | Gerd Hoffmann | s->endp_table[ep - 1].max_packet_size = size * microframes;
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229 | 6dfcdccb | Gerd Hoffmann | } |
230 | 6dfcdccb | Gerd Hoffmann | |
231 | 060dc841 | Hans de Goede | static int get_max_packet_size(USBHostDevice *s, int ep) |
232 | 060dc841 | Hans de Goede | { |
233 | 060dc841 | Hans de Goede | return s->endp_table[ep - 1].max_packet_size; |
234 | 060dc841 | Hans de Goede | } |
235 | 060dc841 | Hans de Goede | |
236 | 2791104c | David Ahern | /*
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237 | 64838171 | aliguori | * Async URB state.
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238 | 060dc841 | Hans de Goede | * We always allocate iso packet descriptors even for bulk transfers
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239 | 2791104c | David Ahern | * to simplify allocation and casts.
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240 | 64838171 | aliguori | */
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241 | 060dc841 | Hans de Goede | struct AsyncURB
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242 | 64838171 | aliguori | { |
243 | 64838171 | aliguori | struct usbdevfs_urb urb;
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244 | 060dc841 | Hans de Goede | struct usbdevfs_iso_packet_desc isocpd[ISO_FRAME_DESC_PER_URB];
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245 | 7a8fc83f | Gerd Hoffmann | USBHostDevice *hdev; |
246 | 7a8fc83f | Gerd Hoffmann | QLIST_ENTRY(AsyncURB) next; |
247 | b9dc033c | balrog | |
248 | 060dc841 | Hans de Goede | /* For regular async urbs */
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249 | 64838171 | aliguori | USBPacket *packet; |
250 | 71138531 | Gerd Hoffmann | int more; /* large transfer, more urbs follow */ |
251 | 060dc841 | Hans de Goede | |
252 | 060dc841 | Hans de Goede | /* For buffered iso handling */
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253 | 060dc841 | Hans de Goede | int iso_frame_idx; /* -1 means in flight */ |
254 | 060dc841 | Hans de Goede | }; |
255 | b9dc033c | balrog | |
256 | 7a8fc83f | Gerd Hoffmann | static AsyncURB *async_alloc(USBHostDevice *s)
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257 | b9dc033c | balrog | { |
258 | 7a8fc83f | Gerd Hoffmann | AsyncURB *aurb = qemu_mallocz(sizeof(AsyncURB));
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259 | 7a8fc83f | Gerd Hoffmann | aurb->hdev = s; |
260 | 7a8fc83f | Gerd Hoffmann | QLIST_INSERT_HEAD(&s->aurbs, aurb, next); |
261 | 7a8fc83f | Gerd Hoffmann | return aurb;
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262 | b9dc033c | balrog | } |
263 | b9dc033c | balrog | |
264 | 64838171 | aliguori | static void async_free(AsyncURB *aurb) |
265 | b9dc033c | balrog | { |
266 | 7a8fc83f | Gerd Hoffmann | QLIST_REMOVE(aurb, next); |
267 | 64838171 | aliguori | qemu_free(aurb); |
268 | 64838171 | aliguori | } |
269 | b9dc033c | balrog | |
270 | 41c01ee7 | Gerd Hoffmann | static void do_disconnect(USBHostDevice *s) |
271 | 41c01ee7 | Gerd Hoffmann | { |
272 | 41c01ee7 | Gerd Hoffmann | printf("husb: device %d.%d disconnected\n",
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273 | 41c01ee7 | Gerd Hoffmann | s->bus_num, s->addr); |
274 | 41c01ee7 | Gerd Hoffmann | usb_host_close(s); |
275 | 41c01ee7 | Gerd Hoffmann | usb_host_auto_check(NULL);
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276 | 41c01ee7 | Gerd Hoffmann | } |
277 | 41c01ee7 | Gerd Hoffmann | |
278 | 64838171 | aliguori | static void async_complete(void *opaque) |
279 | 64838171 | aliguori | { |
280 | 64838171 | aliguori | USBHostDevice *s = opaque; |
281 | 64838171 | aliguori | AsyncURB *aurb; |
282 | 64838171 | aliguori | |
283 | 64838171 | aliguori | while (1) { |
284 | 2791104c | David Ahern | USBPacket *p; |
285 | b9dc033c | balrog | |
286 | 2791104c | David Ahern | int r = ioctl(s->fd, USBDEVFS_REAPURBNDELAY, &aurb);
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287 | 64838171 | aliguori | if (r < 0) { |
288 | 2791104c | David Ahern | if (errno == EAGAIN) {
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289 | 64838171 | aliguori | return;
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290 | 2791104c | David Ahern | } |
291 | 24772c1e | aliguori | if (errno == ENODEV && !s->closing) {
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292 | 41c01ee7 | Gerd Hoffmann | do_disconnect(s); |
293 | 64838171 | aliguori | return;
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294 | 64838171 | aliguori | } |
295 | 64838171 | aliguori | |
296 | d0f2c4c6 | malc | DPRINTF("husb: async. reap urb failed errno %d\n", errno);
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297 | 64838171 | aliguori | return;
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298 | b9dc033c | balrog | } |
299 | 64838171 | aliguori | |
300 | 2791104c | David Ahern | DPRINTF("husb: async completed. aurb %p status %d alen %d\n",
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301 | 64838171 | aliguori | aurb, aurb->urb.status, aurb->urb.actual_length); |
302 | 64838171 | aliguori | |
303 | 060dc841 | Hans de Goede | /* If this is a buffered iso urb mark it as complete and don't do
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304 | 060dc841 | Hans de Goede | anything else (it is handled further in usb_host_handle_iso_data) */
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305 | 060dc841 | Hans de Goede | if (aurb->iso_frame_idx == -1) { |
306 | 060dc841 | Hans de Goede | if (aurb->urb.status == -EPIPE) {
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307 | 060dc841 | Hans de Goede | set_halt(s, aurb->urb.endpoint & 0xf);
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308 | 060dc841 | Hans de Goede | } |
309 | 060dc841 | Hans de Goede | aurb->iso_frame_idx = 0;
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310 | 060dc841 | Hans de Goede | continue;
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311 | 060dc841 | Hans de Goede | } |
312 | 060dc841 | Hans de Goede | |
313 | 060dc841 | Hans de Goede | p = aurb->packet; |
314 | 060dc841 | Hans de Goede | |
315 | 2791104c | David Ahern | if (p) {
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316 | 64838171 | aliguori | switch (aurb->urb.status) {
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317 | 64838171 | aliguori | case 0: |
318 | 71138531 | Gerd Hoffmann | p->len += aurb->urb.actual_length; |
319 | 64838171 | aliguori | break;
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320 | 64838171 | aliguori | |
321 | 64838171 | aliguori | case -EPIPE:
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322 | 64838171 | aliguori | set_halt(s, p->devep); |
323 | 2791104c | David Ahern | p->len = USB_RET_STALL; |
324 | 2791104c | David Ahern | break;
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325 | dcc7e25f | Paul Bolle | |
326 | 64838171 | aliguori | default:
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327 | 64838171 | aliguori | p->len = USB_RET_NAK; |
328 | 64838171 | aliguori | break;
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329 | 64838171 | aliguori | } |
330 | 64838171 | aliguori | |
331 | 50b7963e | Hans de Goede | if (aurb->urb.type == USBDEVFS_URB_TYPE_CONTROL) {
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332 | 50b7963e | Hans de Goede | usb_generic_async_ctrl_complete(&s->dev, p); |
333 | 71138531 | Gerd Hoffmann | } else if (!aurb->more) { |
334 | 50b7963e | Hans de Goede | usb_packet_complete(&s->dev, p); |
335 | 50b7963e | Hans de Goede | } |
336 | 2791104c | David Ahern | } |
337 | 64838171 | aliguori | |
338 | 64838171 | aliguori | async_free(aurb); |
339 | b9dc033c | balrog | } |
340 | b9dc033c | balrog | } |
341 | b9dc033c | balrog | |
342 | eb5e680a | Gerd Hoffmann | static void usb_host_async_cancel(USBDevice *dev, USBPacket *p) |
343 | b9dc033c | balrog | { |
344 | eb5e680a | Gerd Hoffmann | USBHostDevice *s = DO_UPCAST(USBHostDevice, dev, dev); |
345 | 227ebeb5 | Gerd Hoffmann | AsyncURB *aurb; |
346 | b9dc033c | balrog | |
347 | 227ebeb5 | Gerd Hoffmann | QLIST_FOREACH(aurb, &s->aurbs, next) { |
348 | 227ebeb5 | Gerd Hoffmann | if (p != aurb->packet) {
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349 | 227ebeb5 | Gerd Hoffmann | continue;
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350 | 227ebeb5 | Gerd Hoffmann | } |
351 | 64838171 | aliguori | |
352 | 227ebeb5 | Gerd Hoffmann | DPRINTF("husb: async cancel: packet %p, aurb %p\n", p, aurb);
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353 | b9dc033c | balrog | |
354 | 227ebeb5 | Gerd Hoffmann | /* Mark it as dead (see async_complete above) */
|
355 | 227ebeb5 | Gerd Hoffmann | aurb->packet = NULL;
|
356 | 227ebeb5 | Gerd Hoffmann | |
357 | 227ebeb5 | Gerd Hoffmann | int r = ioctl(s->fd, USBDEVFS_DISCARDURB, aurb);
|
358 | 227ebeb5 | Gerd Hoffmann | if (r < 0) { |
359 | 227ebeb5 | Gerd Hoffmann | DPRINTF("husb: async. discard urb failed errno %d\n", errno);
|
360 | 227ebeb5 | Gerd Hoffmann | } |
361 | b9dc033c | balrog | } |
362 | b9dc033c | balrog | } |
363 | b9dc033c | balrog | |
364 | 446ab128 | aliguori | static int usb_host_claim_interfaces(USBHostDevice *dev, int configuration) |
365 | b9dc033c | balrog | { |
366 | 41c01ee7 | Gerd Hoffmann | const char *op = NULL; |
367 | b9dc033c | balrog | int dev_descr_len, config_descr_len;
|
368 | d4c4e6fd | Blue Swirl | int interface, nb_interfaces;
|
369 | b9dc033c | balrog | int ret, i;
|
370 | b9dc033c | balrog | |
371 | b9dc033c | balrog | if (configuration == 0) /* address state - ignore */ |
372 | b9dc033c | balrog | return 1; |
373 | b9dc033c | balrog | |
374 | d0f2c4c6 | malc | DPRINTF("husb: claiming interfaces. config %d\n", configuration);
|
375 | 446ab128 | aliguori | |
376 | b9dc033c | balrog | i = 0;
|
377 | b9dc033c | balrog | dev_descr_len = dev->descr[0];
|
378 | 2791104c | David Ahern | if (dev_descr_len > dev->descr_len) {
|
379 | b9dc033c | balrog | goto fail;
|
380 | 2791104c | David Ahern | } |
381 | b9dc033c | balrog | |
382 | b9dc033c | balrog | i += dev_descr_len; |
383 | b9dc033c | balrog | while (i < dev->descr_len) {
|
384 | 2791104c | David Ahern | DPRINTF("husb: i is %d, descr_len is %d, dl %d, dt %d\n",
|
385 | 2791104c | David Ahern | i, dev->descr_len, |
386 | b9dc033c | balrog | dev->descr[i], dev->descr[i+1]);
|
387 | 64838171 | aliguori | |
388 | b9dc033c | balrog | if (dev->descr[i+1] != USB_DT_CONFIG) { |
389 | b9dc033c | balrog | i += dev->descr[i]; |
390 | b9dc033c | balrog | continue;
|
391 | b9dc033c | balrog | } |
392 | b9dc033c | balrog | config_descr_len = dev->descr[i]; |
393 | b9dc033c | balrog | |
394 | 2791104c | David Ahern | printf("husb: config #%d need %d\n", dev->descr[i + 5], configuration); |
395 | 1f3870ab | aliguori | |
396 | 446ab128 | aliguori | if (configuration < 0 || configuration == dev->descr[i + 5]) { |
397 | 446ab128 | aliguori | configuration = dev->descr[i + 5];
|
398 | b9dc033c | balrog | break;
|
399 | 446ab128 | aliguori | } |
400 | b9dc033c | balrog | |
401 | b9dc033c | balrog | i += config_descr_len; |
402 | b9dc033c | balrog | } |
403 | b9dc033c | balrog | |
404 | b9dc033c | balrog | if (i >= dev->descr_len) {
|
405 | 2791104c | David Ahern | fprintf(stderr, |
406 | 2791104c | David Ahern | "husb: update iface failed. no matching configuration\n");
|
407 | b9dc033c | balrog | goto fail;
|
408 | b9dc033c | balrog | } |
409 | b9dc033c | balrog | nb_interfaces = dev->descr[i + 4];
|
410 | b9dc033c | balrog | |
411 | b9dc033c | balrog | #ifdef USBDEVFS_DISCONNECT
|
412 | b9dc033c | balrog | /* earlier Linux 2.4 do not support that */
|
413 | b9dc033c | balrog | { |
414 | b9dc033c | balrog | struct usbdevfs_ioctl ctrl;
|
415 | b9dc033c | balrog | for (interface = 0; interface < nb_interfaces; interface++) { |
416 | b9dc033c | balrog | ctrl.ioctl_code = USBDEVFS_DISCONNECT; |
417 | b9dc033c | balrog | ctrl.ifno = interface; |
418 | 021730f7 | Brad Hards | ctrl.data = 0;
|
419 | 41c01ee7 | Gerd Hoffmann | op = "USBDEVFS_DISCONNECT";
|
420 | b9dc033c | balrog | ret = ioctl(dev->fd, USBDEVFS_IOCTL, &ctrl); |
421 | b9dc033c | balrog | if (ret < 0 && errno != ENODATA) { |
422 | b9dc033c | balrog | goto fail;
|
423 | b9dc033c | balrog | } |
424 | b9dc033c | balrog | } |
425 | b9dc033c | balrog | } |
426 | b9dc033c | balrog | #endif
|
427 | b9dc033c | balrog | |
428 | b9dc033c | balrog | /* XXX: only grab if all interfaces are free */
|
429 | b9dc033c | balrog | for (interface = 0; interface < nb_interfaces; interface++) { |
430 | 41c01ee7 | Gerd Hoffmann | op = "USBDEVFS_CLAIMINTERFACE";
|
431 | b9dc033c | balrog | ret = ioctl(dev->fd, USBDEVFS_CLAIMINTERFACE, &interface); |
432 | b9dc033c | balrog | if (ret < 0) { |
433 | b9dc033c | balrog | if (errno == EBUSY) {
|
434 | 64838171 | aliguori | printf("husb: update iface. device already grabbed\n");
|
435 | b9dc033c | balrog | } else {
|
436 | 64838171 | aliguori | perror("husb: failed to claim interface");
|
437 | b9dc033c | balrog | } |
438 | 41c01ee7 | Gerd Hoffmann | goto fail;
|
439 | b9dc033c | balrog | } |
440 | b9dc033c | balrog | } |
441 | b9dc033c | balrog | |
442 | 64838171 | aliguori | printf("husb: %d interfaces claimed for configuration %d\n",
|
443 | b9dc033c | balrog | nb_interfaces, configuration); |
444 | b9dc033c | balrog | |
445 | 446ab128 | aliguori | dev->ninterfaces = nb_interfaces; |
446 | 446ab128 | aliguori | dev->configuration = configuration; |
447 | 446ab128 | aliguori | return 1; |
448 | 41c01ee7 | Gerd Hoffmann | |
449 | 41c01ee7 | Gerd Hoffmann | fail:
|
450 | 41c01ee7 | Gerd Hoffmann | if (errno == ENODEV) {
|
451 | 41c01ee7 | Gerd Hoffmann | do_disconnect(dev); |
452 | 41c01ee7 | Gerd Hoffmann | } |
453 | 41c01ee7 | Gerd Hoffmann | perror(op); |
454 | 41c01ee7 | Gerd Hoffmann | return 0; |
455 | 446ab128 | aliguori | } |
456 | 446ab128 | aliguori | |
457 | 446ab128 | aliguori | static int usb_host_release_interfaces(USBHostDevice *s) |
458 | 446ab128 | aliguori | { |
459 | 446ab128 | aliguori | int ret, i;
|
460 | 446ab128 | aliguori | |
461 | d0f2c4c6 | malc | DPRINTF("husb: releasing interfaces\n");
|
462 | 446ab128 | aliguori | |
463 | 446ab128 | aliguori | for (i = 0; i < s->ninterfaces; i++) { |
464 | 446ab128 | aliguori | ret = ioctl(s->fd, USBDEVFS_RELEASEINTERFACE, &i); |
465 | 446ab128 | aliguori | if (ret < 0) { |
466 | 446ab128 | aliguori | perror("husb: failed to release interface");
|
467 | 446ab128 | aliguori | return 0; |
468 | 446ab128 | aliguori | } |
469 | 446ab128 | aliguori | } |
470 | 446ab128 | aliguori | |
471 | b9dc033c | balrog | return 1; |
472 | b9dc033c | balrog | } |
473 | b9dc033c | balrog | |
474 | 059809e4 | bellard | static void usb_host_handle_reset(USBDevice *dev) |
475 | bb36d470 | bellard | { |
476 | 26a9e82a | Gerd Hoffmann | USBHostDevice *s = DO_UPCAST(USBHostDevice, dev, dev); |
477 | 64838171 | aliguori | |
478 | d0f2c4c6 | malc | DPRINTF("husb: reset device %u.%u\n", s->bus_num, s->addr);
|
479 | 64838171 | aliguori | |
480 | bb36d470 | bellard | ioctl(s->fd, USBDEVFS_RESET); |
481 | 446ab128 | aliguori | |
482 | 446ab128 | aliguori | usb_host_claim_interfaces(s, s->configuration); |
483 | 5fafdf24 | ths | } |
484 | bb36d470 | bellard | |
485 | 059809e4 | bellard | static void usb_host_handle_destroy(USBDevice *dev) |
486 | 059809e4 | bellard | { |
487 | 059809e4 | bellard | USBHostDevice *s = (USBHostDevice *)dev; |
488 | 059809e4 | bellard | |
489 | 26a9e82a | Gerd Hoffmann | usb_host_close(s); |
490 | 26a9e82a | Gerd Hoffmann | QTAILQ_REMOVE(&hostdevs, s, next); |
491 | b373a63a | Shahar Havivi | qemu_remove_exit_notifier(&s->exit); |
492 | 059809e4 | bellard | } |
493 | 059809e4 | bellard | |
494 | b9dc033c | balrog | static int usb_linux_update_endp_table(USBHostDevice *s); |
495 | b9dc033c | balrog | |
496 | 060dc841 | Hans de Goede | /* iso data is special, we need to keep enough urbs in flight to make sure
|
497 | 060dc841 | Hans de Goede | that the controller never runs out of them, otherwise the device will
|
498 | 060dc841 | Hans de Goede | likely suffer a buffer underrun / overrun. */
|
499 | 060dc841 | Hans de Goede | static AsyncURB *usb_host_alloc_iso(USBHostDevice *s, uint8_t ep, int in) |
500 | 060dc841 | Hans de Goede | { |
501 | 060dc841 | Hans de Goede | AsyncURB *aurb; |
502 | 060dc841 | Hans de Goede | int i, j, len = get_max_packet_size(s, ep);
|
503 | 060dc841 | Hans de Goede | |
504 | 060dc841 | Hans de Goede | aurb = qemu_mallocz(ISO_URB_COUNT * sizeof(*aurb));
|
505 | 060dc841 | Hans de Goede | for (i = 0; i < ISO_URB_COUNT; i++) { |
506 | 060dc841 | Hans de Goede | aurb[i].urb.endpoint = ep; |
507 | 060dc841 | Hans de Goede | aurb[i].urb.buffer_length = ISO_FRAME_DESC_PER_URB * len; |
508 | 060dc841 | Hans de Goede | aurb[i].urb.buffer = qemu_malloc(aurb[i].urb.buffer_length); |
509 | 060dc841 | Hans de Goede | aurb[i].urb.type = USBDEVFS_URB_TYPE_ISO; |
510 | 060dc841 | Hans de Goede | aurb[i].urb.flags = USBDEVFS_URB_ISO_ASAP; |
511 | 060dc841 | Hans de Goede | aurb[i].urb.number_of_packets = ISO_FRAME_DESC_PER_URB; |
512 | 060dc841 | Hans de Goede | for (j = 0 ; j < ISO_FRAME_DESC_PER_URB; j++) |
513 | 060dc841 | Hans de Goede | aurb[i].urb.iso_frame_desc[j].length = len; |
514 | 060dc841 | Hans de Goede | if (in) {
|
515 | 060dc841 | Hans de Goede | aurb[i].urb.endpoint |= 0x80;
|
516 | 060dc841 | Hans de Goede | /* Mark as fully consumed (idle) */
|
517 | 060dc841 | Hans de Goede | aurb[i].iso_frame_idx = ISO_FRAME_DESC_PER_URB; |
518 | 060dc841 | Hans de Goede | } |
519 | 060dc841 | Hans de Goede | } |
520 | 060dc841 | Hans de Goede | set_iso_urb(s, ep, aurb); |
521 | 060dc841 | Hans de Goede | |
522 | 060dc841 | Hans de Goede | return aurb;
|
523 | 060dc841 | Hans de Goede | } |
524 | 060dc841 | Hans de Goede | |
525 | 060dc841 | Hans de Goede | static void usb_host_stop_n_free_iso(USBHostDevice *s, uint8_t ep) |
526 | 060dc841 | Hans de Goede | { |
527 | 060dc841 | Hans de Goede | AsyncURB *aurb; |
528 | 060dc841 | Hans de Goede | int i, ret, killed = 0, free = 1; |
529 | 060dc841 | Hans de Goede | |
530 | 060dc841 | Hans de Goede | aurb = get_iso_urb(s, ep); |
531 | 060dc841 | Hans de Goede | if (!aurb) {
|
532 | 060dc841 | Hans de Goede | return;
|
533 | 060dc841 | Hans de Goede | } |
534 | 060dc841 | Hans de Goede | |
535 | 060dc841 | Hans de Goede | for (i = 0; i < ISO_URB_COUNT; i++) { |
536 | 060dc841 | Hans de Goede | /* in flight? */
|
537 | 060dc841 | Hans de Goede | if (aurb[i].iso_frame_idx == -1) { |
538 | 060dc841 | Hans de Goede | ret = ioctl(s->fd, USBDEVFS_DISCARDURB, &aurb[i]); |
539 | 060dc841 | Hans de Goede | if (ret < 0) { |
540 | 060dc841 | Hans de Goede | printf("husb: discard isoc in urb failed errno %d\n", errno);
|
541 | 060dc841 | Hans de Goede | free = 0;
|
542 | 060dc841 | Hans de Goede | continue;
|
543 | 060dc841 | Hans de Goede | } |
544 | 060dc841 | Hans de Goede | killed++; |
545 | 060dc841 | Hans de Goede | } |
546 | 060dc841 | Hans de Goede | } |
547 | 060dc841 | Hans de Goede | |
548 | 060dc841 | Hans de Goede | /* Make sure any urbs we've killed are reaped before we free them */
|
549 | 060dc841 | Hans de Goede | if (killed) {
|
550 | 060dc841 | Hans de Goede | async_complete(s); |
551 | 060dc841 | Hans de Goede | } |
552 | 060dc841 | Hans de Goede | |
553 | 060dc841 | Hans de Goede | for (i = 0; i < ISO_URB_COUNT; i++) { |
554 | 060dc841 | Hans de Goede | qemu_free(aurb[i].urb.buffer); |
555 | 060dc841 | Hans de Goede | } |
556 | 060dc841 | Hans de Goede | |
557 | 060dc841 | Hans de Goede | if (free)
|
558 | 060dc841 | Hans de Goede | qemu_free(aurb); |
559 | 060dc841 | Hans de Goede | else
|
560 | 060dc841 | Hans de Goede | printf("husb: leaking iso urbs because of discard failure\n");
|
561 | 060dc841 | Hans de Goede | set_iso_urb(s, ep, NULL);
|
562 | bb6d5498 | Hans de Goede | set_iso_urb_idx(s, ep, 0);
|
563 | bb6d5498 | Hans de Goede | clear_iso_started(s, ep); |
564 | 060dc841 | Hans de Goede | } |
565 | 060dc841 | Hans de Goede | |
566 | 060dc841 | Hans de Goede | static int urb_status_to_usb_ret(int status) |
567 | 060dc841 | Hans de Goede | { |
568 | 060dc841 | Hans de Goede | switch (status) {
|
569 | 060dc841 | Hans de Goede | case -EPIPE:
|
570 | 060dc841 | Hans de Goede | return USB_RET_STALL;
|
571 | 060dc841 | Hans de Goede | default:
|
572 | 060dc841 | Hans de Goede | return USB_RET_NAK;
|
573 | 060dc841 | Hans de Goede | } |
574 | 060dc841 | Hans de Goede | } |
575 | 060dc841 | Hans de Goede | |
576 | bb6d5498 | Hans de Goede | static int usb_host_handle_iso_data(USBHostDevice *s, USBPacket *p, int in) |
577 | 060dc841 | Hans de Goede | { |
578 | 060dc841 | Hans de Goede | AsyncURB *aurb; |
579 | bb6d5498 | Hans de Goede | int i, j, ret, max_packet_size, offset, len = 0; |
580 | 975f2998 | Hans de Goede | |
581 | 975f2998 | Hans de Goede | max_packet_size = get_max_packet_size(s, p->devep); |
582 | 975f2998 | Hans de Goede | if (max_packet_size == 0) |
583 | 975f2998 | Hans de Goede | return USB_RET_NAK;
|
584 | 060dc841 | Hans de Goede | |
585 | 060dc841 | Hans de Goede | aurb = get_iso_urb(s, p->devep); |
586 | 060dc841 | Hans de Goede | if (!aurb) {
|
587 | bb6d5498 | Hans de Goede | aurb = usb_host_alloc_iso(s, p->devep, in); |
588 | 060dc841 | Hans de Goede | } |
589 | 060dc841 | Hans de Goede | |
590 | 060dc841 | Hans de Goede | i = get_iso_urb_idx(s, p->devep); |
591 | 060dc841 | Hans de Goede | j = aurb[i].iso_frame_idx; |
592 | 060dc841 | Hans de Goede | if (j >= 0 && j < ISO_FRAME_DESC_PER_URB) { |
593 | bb6d5498 | Hans de Goede | if (in) {
|
594 | bb6d5498 | Hans de Goede | /* Check urb status */
|
595 | bb6d5498 | Hans de Goede | if (aurb[i].urb.status) {
|
596 | bb6d5498 | Hans de Goede | len = urb_status_to_usb_ret(aurb[i].urb.status); |
597 | bb6d5498 | Hans de Goede | /* Move to the next urb */
|
598 | bb6d5498 | Hans de Goede | aurb[i].iso_frame_idx = ISO_FRAME_DESC_PER_URB - 1;
|
599 | bb6d5498 | Hans de Goede | /* Check frame status */
|
600 | bb6d5498 | Hans de Goede | } else if (aurb[i].urb.iso_frame_desc[j].status) { |
601 | bb6d5498 | Hans de Goede | len = urb_status_to_usb_ret( |
602 | bb6d5498 | Hans de Goede | aurb[i].urb.iso_frame_desc[j].status); |
603 | bb6d5498 | Hans de Goede | /* Check the frame fits */
|
604 | bb6d5498 | Hans de Goede | } else if (aurb[i].urb.iso_frame_desc[j].actual_length > p->len) { |
605 | bb6d5498 | Hans de Goede | printf("husb: received iso data is larger then packet\n");
|
606 | bb6d5498 | Hans de Goede | len = USB_RET_NAK; |
607 | bb6d5498 | Hans de Goede | /* All good copy data over */
|
608 | bb6d5498 | Hans de Goede | } else {
|
609 | bb6d5498 | Hans de Goede | len = aurb[i].urb.iso_frame_desc[j].actual_length; |
610 | bb6d5498 | Hans de Goede | memcpy(p->data, |
611 | bb6d5498 | Hans de Goede | aurb[i].urb.buffer + |
612 | bb6d5498 | Hans de Goede | j * aurb[i].urb.iso_frame_desc[0].length,
|
613 | bb6d5498 | Hans de Goede | len); |
614 | bb6d5498 | Hans de Goede | } |
615 | 060dc841 | Hans de Goede | } else {
|
616 | bb6d5498 | Hans de Goede | len = p->len; |
617 | bb6d5498 | Hans de Goede | offset = (j == 0) ? 0 : get_iso_buffer_used(s, p->devep); |
618 | bb6d5498 | Hans de Goede | |
619 | bb6d5498 | Hans de Goede | /* Check the frame fits */
|
620 | bb6d5498 | Hans de Goede | if (len > max_packet_size) {
|
621 | bb6d5498 | Hans de Goede | printf("husb: send iso data is larger then max packet size\n");
|
622 | bb6d5498 | Hans de Goede | return USB_RET_NAK;
|
623 | bb6d5498 | Hans de Goede | } |
624 | bb6d5498 | Hans de Goede | |
625 | bb6d5498 | Hans de Goede | /* All good copy data over */
|
626 | bb6d5498 | Hans de Goede | memcpy(aurb[i].urb.buffer + offset, p->data, len); |
627 | bb6d5498 | Hans de Goede | aurb[i].urb.iso_frame_desc[j].length = len; |
628 | bb6d5498 | Hans de Goede | offset += len; |
629 | bb6d5498 | Hans de Goede | set_iso_buffer_used(s, p->devep, offset); |
630 | bb6d5498 | Hans de Goede | |
631 | bb6d5498 | Hans de Goede | /* Start the stream once we have buffered enough data */
|
632 | bb6d5498 | Hans de Goede | if (!is_iso_started(s, p->devep) && i == 1 && j == 8) { |
633 | bb6d5498 | Hans de Goede | set_iso_started(s, p->devep); |
634 | bb6d5498 | Hans de Goede | } |
635 | 060dc841 | Hans de Goede | } |
636 | 060dc841 | Hans de Goede | aurb[i].iso_frame_idx++; |
637 | 060dc841 | Hans de Goede | if (aurb[i].iso_frame_idx == ISO_FRAME_DESC_PER_URB) {
|
638 | 060dc841 | Hans de Goede | i = (i + 1) % ISO_URB_COUNT;
|
639 | 060dc841 | Hans de Goede | set_iso_urb_idx(s, p->devep, i); |
640 | 060dc841 | Hans de Goede | } |
641 | bb6d5498 | Hans de Goede | } else {
|
642 | bb6d5498 | Hans de Goede | if (in) {
|
643 | bb6d5498 | Hans de Goede | set_iso_started(s, p->devep); |
644 | bb6d5498 | Hans de Goede | } else {
|
645 | bb6d5498 | Hans de Goede | DPRINTF("hubs: iso out error no free buffer, dropping packet\n");
|
646 | bb6d5498 | Hans de Goede | } |
647 | 060dc841 | Hans de Goede | } |
648 | 060dc841 | Hans de Goede | |
649 | bb6d5498 | Hans de Goede | if (is_iso_started(s, p->devep)) {
|
650 | bb6d5498 | Hans de Goede | /* (Re)-submit all fully consumed / filled urbs */
|
651 | bb6d5498 | Hans de Goede | for (i = 0; i < ISO_URB_COUNT; i++) { |
652 | bb6d5498 | Hans de Goede | if (aurb[i].iso_frame_idx == ISO_FRAME_DESC_PER_URB) {
|
653 | bb6d5498 | Hans de Goede | ret = ioctl(s->fd, USBDEVFS_SUBMITURB, &aurb[i]); |
654 | bb6d5498 | Hans de Goede | if (ret < 0) { |
655 | bb6d5498 | Hans de Goede | printf("husb error submitting iso urb %d: %d\n", i, errno);
|
656 | bb6d5498 | Hans de Goede | if (!in || len == 0) { |
657 | bb6d5498 | Hans de Goede | switch(errno) {
|
658 | bb6d5498 | Hans de Goede | case ETIMEDOUT:
|
659 | bb6d5498 | Hans de Goede | len = USB_RET_NAK; |
660 | 0225e254 | Stefan Weil | break;
|
661 | bb6d5498 | Hans de Goede | case EPIPE:
|
662 | bb6d5498 | Hans de Goede | default:
|
663 | bb6d5498 | Hans de Goede | len = USB_RET_STALL; |
664 | bb6d5498 | Hans de Goede | } |
665 | 060dc841 | Hans de Goede | } |
666 | bb6d5498 | Hans de Goede | break;
|
667 | 060dc841 | Hans de Goede | } |
668 | bb6d5498 | Hans de Goede | aurb[i].iso_frame_idx = -1;
|
669 | 060dc841 | Hans de Goede | } |
670 | 060dc841 | Hans de Goede | } |
671 | 060dc841 | Hans de Goede | } |
672 | 060dc841 | Hans de Goede | |
673 | 060dc841 | Hans de Goede | return len;
|
674 | 060dc841 | Hans de Goede | } |
675 | 060dc841 | Hans de Goede | |
676 | 50b7963e | Hans de Goede | static int usb_host_handle_data(USBDevice *dev, USBPacket *p) |
677 | bb36d470 | bellard | { |
678 | 50b7963e | Hans de Goede | USBHostDevice *s = DO_UPCAST(USBHostDevice, dev, dev); |
679 | 64838171 | aliguori | struct usbdevfs_urb *urb;
|
680 | 446ab128 | aliguori | AsyncURB *aurb; |
681 | 71138531 | Gerd Hoffmann | int ret, rem;
|
682 | 71138531 | Gerd Hoffmann | uint8_t *pbuf; |
683 | 060dc841 | Hans de Goede | uint8_t ep; |
684 | b9dc033c | balrog | |
685 | a0b5fece | Hans de Goede | if (!is_valid(s, p->devep)) {
|
686 | a0b5fece | Hans de Goede | return USB_RET_NAK;
|
687 | a0b5fece | Hans de Goede | } |
688 | a0b5fece | Hans de Goede | |
689 | 2791104c | David Ahern | if (p->pid == USB_TOKEN_IN) {
|
690 | 060dc841 | Hans de Goede | ep = p->devep | 0x80;
|
691 | 2791104c | David Ahern | } else {
|
692 | 060dc841 | Hans de Goede | ep = p->devep; |
693 | 2791104c | David Ahern | } |
694 | 64838171 | aliguori | |
695 | 64838171 | aliguori | if (is_halted(s, p->devep)) {
|
696 | 060dc841 | Hans de Goede | ret = ioctl(s->fd, USBDEVFS_CLEAR_HALT, &ep); |
697 | 64838171 | aliguori | if (ret < 0) { |
698 | 2791104c | David Ahern | DPRINTF("husb: failed to clear halt. ep 0x%x errno %d\n",
|
699 | 060dc841 | Hans de Goede | ep, errno); |
700 | bb36d470 | bellard | return USB_RET_NAK;
|
701 | bb36d470 | bellard | } |
702 | 64838171 | aliguori | clear_halt(s, p->devep); |
703 | 4d043a09 | balrog | } |
704 | 4d043a09 | balrog | |
705 | bb6d5498 | Hans de Goede | if (is_isoc(s, p->devep)) {
|
706 | bb6d5498 | Hans de Goede | return usb_host_handle_iso_data(s, p, p->pid == USB_TOKEN_IN);
|
707 | bb6d5498 | Hans de Goede | } |
708 | 060dc841 | Hans de Goede | |
709 | 71138531 | Gerd Hoffmann | rem = p->len; |
710 | 71138531 | Gerd Hoffmann | pbuf = p->data; |
711 | 71138531 | Gerd Hoffmann | p->len = 0;
|
712 | 71138531 | Gerd Hoffmann | while (rem) {
|
713 | 71138531 | Gerd Hoffmann | aurb = async_alloc(s); |
714 | 71138531 | Gerd Hoffmann | aurb->packet = p; |
715 | 71138531 | Gerd Hoffmann | |
716 | 71138531 | Gerd Hoffmann | urb = &aurb->urb; |
717 | 71138531 | Gerd Hoffmann | urb->endpoint = ep; |
718 | 71138531 | Gerd Hoffmann | urb->type = USBDEVFS_URB_TYPE_BULK; |
719 | 71138531 | Gerd Hoffmann | urb->usercontext = s; |
720 | 71138531 | Gerd Hoffmann | urb->buffer = pbuf; |
721 | 71138531 | Gerd Hoffmann | |
722 | 71138531 | Gerd Hoffmann | if (rem > MAX_USBFS_BUFFER_SIZE) {
|
723 | 71138531 | Gerd Hoffmann | urb->buffer_length = MAX_USBFS_BUFFER_SIZE; |
724 | 71138531 | Gerd Hoffmann | aurb->more = 1;
|
725 | 71138531 | Gerd Hoffmann | } else {
|
726 | 71138531 | Gerd Hoffmann | urb->buffer_length = rem; |
727 | 71138531 | Gerd Hoffmann | aurb->more = 0;
|
728 | 71138531 | Gerd Hoffmann | } |
729 | 71138531 | Gerd Hoffmann | pbuf += urb->buffer_length; |
730 | 71138531 | Gerd Hoffmann | rem -= urb->buffer_length; |
731 | b9dc033c | balrog | |
732 | 71138531 | Gerd Hoffmann | ret = ioctl(s->fd, USBDEVFS_SUBMITURB, urb); |
733 | b9dc033c | balrog | |
734 | 71138531 | Gerd Hoffmann | DPRINTF("husb: data submit: ep 0x%x, len %u, more %d, packet %p, aurb %p\n",
|
735 | 71138531 | Gerd Hoffmann | urb->endpoint, urb->buffer_length, aurb->more, p, aurb); |
736 | b9dc033c | balrog | |
737 | 71138531 | Gerd Hoffmann | if (ret < 0) { |
738 | 71138531 | Gerd Hoffmann | DPRINTF("husb: submit failed. errno %d\n", errno);
|
739 | 71138531 | Gerd Hoffmann | async_free(aurb); |
740 | b9dc033c | balrog | |
741 | 71138531 | Gerd Hoffmann | switch(errno) {
|
742 | 71138531 | Gerd Hoffmann | case ETIMEDOUT:
|
743 | 71138531 | Gerd Hoffmann | return USB_RET_NAK;
|
744 | 71138531 | Gerd Hoffmann | case EPIPE:
|
745 | 71138531 | Gerd Hoffmann | default:
|
746 | 71138531 | Gerd Hoffmann | return USB_RET_STALL;
|
747 | 71138531 | Gerd Hoffmann | } |
748 | b9dc033c | balrog | } |
749 | b9dc033c | balrog | } |
750 | 64838171 | aliguori | |
751 | b9dc033c | balrog | return USB_RET_ASYNC;
|
752 | b9dc033c | balrog | } |
753 | b9dc033c | balrog | |
754 | 446ab128 | aliguori | static int ctrl_error(void) |
755 | 446ab128 | aliguori | { |
756 | 2791104c | David Ahern | if (errno == ETIMEDOUT) {
|
757 | 446ab128 | aliguori | return USB_RET_NAK;
|
758 | 2791104c | David Ahern | } else {
|
759 | 446ab128 | aliguori | return USB_RET_STALL;
|
760 | 2791104c | David Ahern | } |
761 | 446ab128 | aliguori | } |
762 | 446ab128 | aliguori | |
763 | 446ab128 | aliguori | static int usb_host_set_address(USBHostDevice *s, int addr) |
764 | 446ab128 | aliguori | { |
765 | d0f2c4c6 | malc | DPRINTF("husb: ctrl set addr %u\n", addr);
|
766 | 446ab128 | aliguori | s->dev.addr = addr; |
767 | 446ab128 | aliguori | return 0; |
768 | 446ab128 | aliguori | } |
769 | 446ab128 | aliguori | |
770 | 446ab128 | aliguori | static int usb_host_set_config(USBHostDevice *s, int config) |
771 | 446ab128 | aliguori | { |
772 | 446ab128 | aliguori | usb_host_release_interfaces(s); |
773 | 446ab128 | aliguori | |
774 | 446ab128 | aliguori | int ret = ioctl(s->fd, USBDEVFS_SETCONFIGURATION, &config);
|
775 | 2791104c | David Ahern | |
776 | d0f2c4c6 | malc | DPRINTF("husb: ctrl set config %d ret %d errno %d\n", config, ret, errno);
|
777 | 2791104c | David Ahern | |
778 | 2791104c | David Ahern | if (ret < 0) { |
779 | 446ab128 | aliguori | return ctrl_error();
|
780 | 2791104c | David Ahern | } |
781 | 446ab128 | aliguori | usb_host_claim_interfaces(s, config); |
782 | 446ab128 | aliguori | return 0; |
783 | 446ab128 | aliguori | } |
784 | 446ab128 | aliguori | |
785 | 446ab128 | aliguori | static int usb_host_set_interface(USBHostDevice *s, int iface, int alt) |
786 | 446ab128 | aliguori | { |
787 | 446ab128 | aliguori | struct usbdevfs_setinterface si;
|
788 | 060dc841 | Hans de Goede | int i, ret;
|
789 | 060dc841 | Hans de Goede | |
790 | 3a4854b3 | Hans de Goede | for (i = 1; i <= MAX_ENDPOINTS; i++) { |
791 | 060dc841 | Hans de Goede | if (is_isoc(s, i)) {
|
792 | 060dc841 | Hans de Goede | usb_host_stop_n_free_iso(s, i); |
793 | 060dc841 | Hans de Goede | } |
794 | 060dc841 | Hans de Goede | } |
795 | 446ab128 | aliguori | |
796 | 446ab128 | aliguori | si.interface = iface; |
797 | 446ab128 | aliguori | si.altsetting = alt; |
798 | 446ab128 | aliguori | ret = ioctl(s->fd, USBDEVFS_SETINTERFACE, &si); |
799 | 446ab128 | aliguori | |
800 | 2791104c | David Ahern | DPRINTF("husb: ctrl set iface %d altset %d ret %d errno %d\n",
|
801 | 2791104c | David Ahern | iface, alt, ret, errno); |
802 | 2791104c | David Ahern | |
803 | 2791104c | David Ahern | if (ret < 0) { |
804 | 2791104c | David Ahern | return ctrl_error();
|
805 | 2791104c | David Ahern | } |
806 | 446ab128 | aliguori | usb_linux_update_endp_table(s); |
807 | 446ab128 | aliguori | return 0; |
808 | 446ab128 | aliguori | } |
809 | 446ab128 | aliguori | |
810 | 50b7963e | Hans de Goede | static int usb_host_handle_control(USBDevice *dev, USBPacket *p, |
811 | 50b7963e | Hans de Goede | int request, int value, int index, int length, uint8_t *data) |
812 | 446ab128 | aliguori | { |
813 | 50b7963e | Hans de Goede | USBHostDevice *s = DO_UPCAST(USBHostDevice, dev, dev); |
814 | 446ab128 | aliguori | struct usbdevfs_urb *urb;
|
815 | 446ab128 | aliguori | AsyncURB *aurb; |
816 | 50b7963e | Hans de Goede | int ret;
|
817 | 446ab128 | aliguori | |
818 | 2791104c | David Ahern | /*
|
819 | 446ab128 | aliguori | * Process certain standard device requests.
|
820 | 446ab128 | aliguori | * These are infrequent and are processed synchronously.
|
821 | 446ab128 | aliguori | */
|
822 | 446ab128 | aliguori | |
823 | 50b7963e | Hans de Goede | /* Note request is (bRequestType << 8) | bRequest */
|
824 | d0f2c4c6 | malc | DPRINTF("husb: ctrl type 0x%x req 0x%x val 0x%x index %u len %u\n",
|
825 | 50b7963e | Hans de Goede | request >> 8, request & 0xff, value, index, length); |
826 | 446ab128 | aliguori | |
827 | 50b7963e | Hans de Goede | switch (request) {
|
828 | 50b7963e | Hans de Goede | case DeviceOutRequest | USB_REQ_SET_ADDRESS:
|
829 | 50b7963e | Hans de Goede | return usb_host_set_address(s, value);
|
830 | 446ab128 | aliguori | |
831 | 50b7963e | Hans de Goede | case DeviceOutRequest | USB_REQ_SET_CONFIGURATION:
|
832 | 50b7963e | Hans de Goede | return usb_host_set_config(s, value & 0xff); |
833 | 446ab128 | aliguori | |
834 | 50b7963e | Hans de Goede | case InterfaceOutRequest | USB_REQ_SET_INTERFACE:
|
835 | 446ab128 | aliguori | return usb_host_set_interface(s, index, value);
|
836 | 2791104c | David Ahern | } |
837 | 446ab128 | aliguori | |
838 | 446ab128 | aliguori | /* The rest are asynchronous */
|
839 | 446ab128 | aliguori | |
840 | 50b7963e | Hans de Goede | if (length > sizeof(dev->data_buf)) { |
841 | 50b7963e | Hans de Goede | fprintf(stderr, "husb: ctrl buffer too small (%d > %zu)\n",
|
842 | 50b7963e | Hans de Goede | length, sizeof(dev->data_buf));
|
843 | b2e3b6e9 | malc | return USB_RET_STALL;
|
844 | c4c0e236 | Jim Paris | } |
845 | c4c0e236 | Jim Paris | |
846 | 7a8fc83f | Gerd Hoffmann | aurb = async_alloc(s); |
847 | 446ab128 | aliguori | aurb->packet = p; |
848 | 446ab128 | aliguori | |
849 | 2791104c | David Ahern | /*
|
850 | 446ab128 | aliguori | * Setup ctrl transfer.
|
851 | 446ab128 | aliguori | *
|
852 | a0102082 | Brad Hards | * s->ctrl is laid out such that data buffer immediately follows
|
853 | 446ab128 | aliguori | * 'req' struct which is exactly what usbdevfs expects.
|
854 | 2791104c | David Ahern | */
|
855 | 446ab128 | aliguori | urb = &aurb->urb; |
856 | 446ab128 | aliguori | |
857 | 446ab128 | aliguori | urb->type = USBDEVFS_URB_TYPE_CONTROL; |
858 | 446ab128 | aliguori | urb->endpoint = p->devep; |
859 | 446ab128 | aliguori | |
860 | 50b7963e | Hans de Goede | urb->buffer = &dev->setup_buf; |
861 | 50b7963e | Hans de Goede | urb->buffer_length = length + 8;
|
862 | 446ab128 | aliguori | |
863 | 446ab128 | aliguori | urb->usercontext = s; |
864 | 446ab128 | aliguori | |
865 | 446ab128 | aliguori | ret = ioctl(s->fd, USBDEVFS_SUBMITURB, urb); |
866 | 446ab128 | aliguori | |
867 | d0f2c4c6 | malc | DPRINTF("husb: submit ctrl. len %u aurb %p\n", urb->buffer_length, aurb);
|
868 | 446ab128 | aliguori | |
869 | 446ab128 | aliguori | if (ret < 0) { |
870 | d0f2c4c6 | malc | DPRINTF("husb: submit failed. errno %d\n", errno);
|
871 | 446ab128 | aliguori | async_free(aurb); |
872 | 446ab128 | aliguori | |
873 | 446ab128 | aliguori | switch(errno) {
|
874 | 446ab128 | aliguori | case ETIMEDOUT:
|
875 | 446ab128 | aliguori | return USB_RET_NAK;
|
876 | 446ab128 | aliguori | case EPIPE:
|
877 | 446ab128 | aliguori | default:
|
878 | 446ab128 | aliguori | return USB_RET_STALL;
|
879 | 446ab128 | aliguori | } |
880 | 446ab128 | aliguori | } |
881 | 446ab128 | aliguori | |
882 | 446ab128 | aliguori | return USB_RET_ASYNC;
|
883 | 446ab128 | aliguori | } |
884 | 446ab128 | aliguori | |
885 | 71d71bbd | Hans de Goede | static int usb_linux_get_configuration(USBHostDevice *s) |
886 | b9dc033c | balrog | { |
887 | 71d71bbd | Hans de Goede | uint8_t configuration; |
888 | e41b3910 | pbrook | struct usb_ctrltransfer ct;
|
889 | 71d71bbd | Hans de Goede | int ret;
|
890 | b9dc033c | balrog | |
891 | 2cc59d8c | Hans de Goede | if (usb_fs_type == USB_FS_SYS) {
|
892 | 2cc59d8c | Hans de Goede | char device_name[32], line[1024]; |
893 | 2cc59d8c | Hans de Goede | int configuration;
|
894 | 2cc59d8c | Hans de Goede | |
895 | 5557d820 | Gerd Hoffmann | sprintf(device_name, "%d-%s", s->bus_num, s->port);
|
896 | 2cc59d8c | Hans de Goede | |
897 | 2cc59d8c | Hans de Goede | if (!usb_host_read_file(line, sizeof(line), "bConfigurationValue", |
898 | 2cc59d8c | Hans de Goede | device_name)) { |
899 | 2cc59d8c | Hans de Goede | goto usbdevfs;
|
900 | 2cc59d8c | Hans de Goede | } |
901 | 2cc59d8c | Hans de Goede | if (sscanf(line, "%d", &configuration) != 1) { |
902 | 2cc59d8c | Hans de Goede | goto usbdevfs;
|
903 | 2cc59d8c | Hans de Goede | } |
904 | 2cc59d8c | Hans de Goede | return configuration;
|
905 | 2cc59d8c | Hans de Goede | } |
906 | 2cc59d8c | Hans de Goede | |
907 | 2cc59d8c | Hans de Goede | usbdevfs:
|
908 | b9dc033c | balrog | ct.bRequestType = USB_DIR_IN; |
909 | b9dc033c | balrog | ct.bRequest = USB_REQ_GET_CONFIGURATION; |
910 | b9dc033c | balrog | ct.wValue = 0;
|
911 | b9dc033c | balrog | ct.wIndex = 0;
|
912 | b9dc033c | balrog | ct.wLength = 1;
|
913 | b9dc033c | balrog | ct.data = &configuration; |
914 | b9dc033c | balrog | ct.timeout = 50;
|
915 | b9dc033c | balrog | |
916 | b9dc033c | balrog | ret = ioctl(s->fd, USBDEVFS_CONTROL, &ct); |
917 | b9dc033c | balrog | if (ret < 0) { |
918 | 71d71bbd | Hans de Goede | perror("usb_linux_get_configuration");
|
919 | 71d71bbd | Hans de Goede | return -1; |
920 | b9dc033c | balrog | } |
921 | b9dc033c | balrog | |
922 | b9dc033c | balrog | /* in address state */
|
923 | 2791104c | David Ahern | if (configuration == 0) { |
924 | 71d71bbd | Hans de Goede | return -1; |
925 | 2791104c | David Ahern | } |
926 | b9dc033c | balrog | |
927 | 71d71bbd | Hans de Goede | return configuration;
|
928 | 71d71bbd | Hans de Goede | } |
929 | 71d71bbd | Hans de Goede | |
930 | ed3a328d | Hans de Goede | static uint8_t usb_linux_get_alt_setting(USBHostDevice *s,
|
931 | ed3a328d | Hans de Goede | uint8_t configuration, uint8_t interface) |
932 | ed3a328d | Hans de Goede | { |
933 | ed3a328d | Hans de Goede | uint8_t alt_setting; |
934 | ed3a328d | Hans de Goede | struct usb_ctrltransfer ct;
|
935 | ed3a328d | Hans de Goede | int ret;
|
936 | ed3a328d | Hans de Goede | |
937 | c43831fb | Hans de Goede | if (usb_fs_type == USB_FS_SYS) {
|
938 | c43831fb | Hans de Goede | char device_name[64], line[1024]; |
939 | c43831fb | Hans de Goede | int alt_setting;
|
940 | c43831fb | Hans de Goede | |
941 | 5557d820 | Gerd Hoffmann | sprintf(device_name, "%d-%s:%d.%d", s->bus_num, s->port,
|
942 | c43831fb | Hans de Goede | (int)configuration, (int)interface); |
943 | c43831fb | Hans de Goede | |
944 | c43831fb | Hans de Goede | if (!usb_host_read_file(line, sizeof(line), "bAlternateSetting", |
945 | c43831fb | Hans de Goede | device_name)) { |
946 | c43831fb | Hans de Goede | goto usbdevfs;
|
947 | c43831fb | Hans de Goede | } |
948 | c43831fb | Hans de Goede | if (sscanf(line, "%d", &alt_setting) != 1) { |
949 | c43831fb | Hans de Goede | goto usbdevfs;
|
950 | c43831fb | Hans de Goede | } |
951 | c43831fb | Hans de Goede | return alt_setting;
|
952 | c43831fb | Hans de Goede | } |
953 | c43831fb | Hans de Goede | |
954 | c43831fb | Hans de Goede | usbdevfs:
|
955 | ed3a328d | Hans de Goede | ct.bRequestType = USB_DIR_IN | USB_RECIP_INTERFACE; |
956 | ed3a328d | Hans de Goede | ct.bRequest = USB_REQ_GET_INTERFACE; |
957 | ed3a328d | Hans de Goede | ct.wValue = 0;
|
958 | ed3a328d | Hans de Goede | ct.wIndex = interface; |
959 | ed3a328d | Hans de Goede | ct.wLength = 1;
|
960 | ed3a328d | Hans de Goede | ct.data = &alt_setting; |
961 | ed3a328d | Hans de Goede | ct.timeout = 50;
|
962 | ed3a328d | Hans de Goede | ret = ioctl(s->fd, USBDEVFS_CONTROL, &ct); |
963 | ed3a328d | Hans de Goede | if (ret < 0) { |
964 | ed3a328d | Hans de Goede | /* Assume alt 0 on error */
|
965 | ed3a328d | Hans de Goede | return 0; |
966 | ed3a328d | Hans de Goede | } |
967 | ed3a328d | Hans de Goede | |
968 | ed3a328d | Hans de Goede | return alt_setting;
|
969 | ed3a328d | Hans de Goede | } |
970 | ed3a328d | Hans de Goede | |
971 | 71d71bbd | Hans de Goede | /* returns 1 on problem encountered or 0 for success */
|
972 | 71d71bbd | Hans de Goede | static int usb_linux_update_endp_table(USBHostDevice *s) |
973 | 71d71bbd | Hans de Goede | { |
974 | 71d71bbd | Hans de Goede | uint8_t *descriptors; |
975 | 71d71bbd | Hans de Goede | uint8_t devep, type, configuration, alt_interface; |
976 | ed3a328d | Hans de Goede | int interface, length, i;
|
977 | 71d71bbd | Hans de Goede | |
978 | a0b5fece | Hans de Goede | for (i = 0; i < MAX_ENDPOINTS; i++) |
979 | a0b5fece | Hans de Goede | s->endp_table[i].type = INVALID_EP_TYPE; |
980 | a0b5fece | Hans de Goede | |
981 | 71d71bbd | Hans de Goede | i = usb_linux_get_configuration(s); |
982 | 71d71bbd | Hans de Goede | if (i < 0) |
983 | 71d71bbd | Hans de Goede | return 1; |
984 | 71d71bbd | Hans de Goede | configuration = i; |
985 | 71d71bbd | Hans de Goede | |
986 | b9dc033c | balrog | /* get the desired configuration, interface, and endpoint descriptors
|
987 | b9dc033c | balrog | * from device description */
|
988 | b9dc033c | balrog | descriptors = &s->descr[18];
|
989 | b9dc033c | balrog | length = s->descr_len - 18;
|
990 | b9dc033c | balrog | i = 0;
|
991 | b9dc033c | balrog | |
992 | b9dc033c | balrog | if (descriptors[i + 1] != USB_DT_CONFIG || |
993 | b9dc033c | balrog | descriptors[i + 5] != configuration) {
|
994 | d0f2c4c6 | malc | DPRINTF("invalid descriptor data - configuration\n");
|
995 | b9dc033c | balrog | return 1; |
996 | b9dc033c | balrog | } |
997 | b9dc033c | balrog | i += descriptors[i]; |
998 | b9dc033c | balrog | |
999 | b9dc033c | balrog | while (i < length) {
|
1000 | b9dc033c | balrog | if (descriptors[i + 1] != USB_DT_INTERFACE || |
1001 | b9dc033c | balrog | (descriptors[i + 1] == USB_DT_INTERFACE &&
|
1002 | b9dc033c | balrog | descriptors[i + 4] == 0)) { |
1003 | b9dc033c | balrog | i += descriptors[i]; |
1004 | b9dc033c | balrog | continue;
|
1005 | b9dc033c | balrog | } |
1006 | b9dc033c | balrog | |
1007 | b9dc033c | balrog | interface = descriptors[i + 2];
|
1008 | ed3a328d | Hans de Goede | alt_interface = usb_linux_get_alt_setting(s, configuration, interface); |
1009 | b9dc033c | balrog | |
1010 | b9dc033c | balrog | /* the current interface descriptor is the active interface
|
1011 | b9dc033c | balrog | * and has endpoints */
|
1012 | b9dc033c | balrog | if (descriptors[i + 3] != alt_interface) { |
1013 | b9dc033c | balrog | i += descriptors[i]; |
1014 | b9dc033c | balrog | continue;
|
1015 | b9dc033c | balrog | } |
1016 | b9dc033c | balrog | |
1017 | b9dc033c | balrog | /* advance to the endpoints */
|
1018 | 2791104c | David Ahern | while (i < length && descriptors[i +1] != USB_DT_ENDPOINT) { |
1019 | b9dc033c | balrog | i += descriptors[i]; |
1020 | 2791104c | David Ahern | } |
1021 | b9dc033c | balrog | |
1022 | b9dc033c | balrog | if (i >= length)
|
1023 | b9dc033c | balrog | break;
|
1024 | b9dc033c | balrog | |
1025 | b9dc033c | balrog | while (i < length) {
|
1026 | 2791104c | David Ahern | if (descriptors[i + 1] != USB_DT_ENDPOINT) { |
1027 | b9dc033c | balrog | break;
|
1028 | 2791104c | David Ahern | } |
1029 | b9dc033c | balrog | |
1030 | b9dc033c | balrog | devep = descriptors[i + 2];
|
1031 | b9dc033c | balrog | switch (descriptors[i + 3] & 0x3) { |
1032 | b9dc033c | balrog | case 0x00: |
1033 | b9dc033c | balrog | type = USBDEVFS_URB_TYPE_CONTROL; |
1034 | b9dc033c | balrog | break;
|
1035 | b9dc033c | balrog | case 0x01: |
1036 | b9dc033c | balrog | type = USBDEVFS_URB_TYPE_ISO; |
1037 | 6dfcdccb | Gerd Hoffmann | set_max_packet_size(s, (devep & 0xf), descriptors + i);
|
1038 | b9dc033c | balrog | break;
|
1039 | b9dc033c | balrog | case 0x02: |
1040 | b9dc033c | balrog | type = USBDEVFS_URB_TYPE_BULK; |
1041 | b9dc033c | balrog | break;
|
1042 | b9dc033c | balrog | case 0x03: |
1043 | b9dc033c | balrog | type = USBDEVFS_URB_TYPE_INTERRUPT; |
1044 | b9dc033c | balrog | break;
|
1045 | ddbda432 | Anthony Liguori | default:
|
1046 | ddbda432 | Anthony Liguori | DPRINTF("usb_host: malformed endpoint type\n");
|
1047 | ddbda432 | Anthony Liguori | type = USBDEVFS_URB_TYPE_BULK; |
1048 | b9dc033c | balrog | } |
1049 | b9dc033c | balrog | s->endp_table[(devep & 0xf) - 1].type = type; |
1050 | 64838171 | aliguori | s->endp_table[(devep & 0xf) - 1].halted = 0; |
1051 | b9dc033c | balrog | |
1052 | b9dc033c | balrog | i += descriptors[i]; |
1053 | b9dc033c | balrog | } |
1054 | b9dc033c | balrog | } |
1055 | b9dc033c | balrog | return 0; |
1056 | b9dc033c | balrog | } |
1057 | b9dc033c | balrog | |
1058 | 26a9e82a | Gerd Hoffmann | static int usb_host_open(USBHostDevice *dev, int bus_num, |
1059 | 3991c35e | Hans de Goede | int addr, char *port, const char *prod_name, int speed) |
1060 | bb36d470 | bellard | { |
1061 | b9dc033c | balrog | int fd = -1, ret; |
1062 | a594cfbf | bellard | char buf[1024]; |
1063 | 1f3870ab | aliguori | |
1064 | 2791104c | David Ahern | if (dev->fd != -1) { |
1065 | 26a9e82a | Gerd Hoffmann | goto fail;
|
1066 | 2791104c | David Ahern | } |
1067 | 64838171 | aliguori | printf("husb: open device %d.%d\n", bus_num, addr);
|
1068 | 3b46e624 | ths | |
1069 | 0f431527 | aliguori | if (!usb_host_device_path) {
|
1070 | 0f431527 | aliguori | perror("husb: USB Host Device Path not set");
|
1071 | 0f431527 | aliguori | goto fail;
|
1072 | 0f431527 | aliguori | } |
1073 | 0f431527 | aliguori | snprintf(buf, sizeof(buf), "%s/%03d/%03d", usb_host_device_path, |
1074 | a594cfbf | bellard | bus_num, addr); |
1075 | b9dc033c | balrog | fd = open(buf, O_RDWR | O_NONBLOCK); |
1076 | bb36d470 | bellard | if (fd < 0) { |
1077 | a594cfbf | bellard | perror(buf); |
1078 | 1f3870ab | aliguori | goto fail;
|
1079 | bb36d470 | bellard | } |
1080 | d0f2c4c6 | malc | DPRINTF("husb: opened %s\n", buf);
|
1081 | bb36d470 | bellard | |
1082 | 806b6024 | Gerd Hoffmann | dev->bus_num = bus_num; |
1083 | 806b6024 | Gerd Hoffmann | dev->addr = addr; |
1084 | 5557d820 | Gerd Hoffmann | strcpy(dev->port, port); |
1085 | 22f84e73 | Gerd Hoffmann | dev->fd = fd; |
1086 | 806b6024 | Gerd Hoffmann | |
1087 | b9dc033c | balrog | /* read the device description */
|
1088 | b9dc033c | balrog | dev->descr_len = read(fd, dev->descr, sizeof(dev->descr));
|
1089 | b9dc033c | balrog | if (dev->descr_len <= 0) { |
1090 | 64838171 | aliguori | perror("husb: reading device data failed");
|
1091 | bb36d470 | bellard | goto fail;
|
1092 | bb36d470 | bellard | } |
1093 | 3b46e624 | ths | |
1094 | b9dc033c | balrog | #ifdef DEBUG
|
1095 | 868bfe2b | bellard | { |
1096 | b9dc033c | balrog | int x;
|
1097 | b9dc033c | balrog | printf("=== begin dumping device descriptor data ===\n");
|
1098 | 2791104c | David Ahern | for (x = 0; x < dev->descr_len; x++) { |
1099 | b9dc033c | balrog | printf("%02x ", dev->descr[x]);
|
1100 | 2791104c | David Ahern | } |
1101 | b9dc033c | balrog | printf("\n=== end dumping device descriptor data ===\n");
|
1102 | bb36d470 | bellard | } |
1103 | a594cfbf | bellard | #endif
|
1104 | a594cfbf | bellard | |
1105 | b9dc033c | balrog | |
1106 | 2791104c | David Ahern | /*
|
1107 | 2791104c | David Ahern | * Initial configuration is -1 which makes us claim first
|
1108 | 446ab128 | aliguori | * available config. We used to start with 1, which does not
|
1109 | 2791104c | David Ahern | * always work. I've seen devices where first config starts
|
1110 | 446ab128 | aliguori | * with 2.
|
1111 | 446ab128 | aliguori | */
|
1112 | 2791104c | David Ahern | if (!usb_host_claim_interfaces(dev, -1)) { |
1113 | b9dc033c | balrog | goto fail;
|
1114 | 2791104c | David Ahern | } |
1115 | bb36d470 | bellard | |
1116 | b9dc033c | balrog | ret = usb_linux_update_endp_table(dev); |
1117 | 2791104c | David Ahern | if (ret) {
|
1118 | bb36d470 | bellard | goto fail;
|
1119 | 2791104c | David Ahern | } |
1120 | b9dc033c | balrog | |
1121 | 3991c35e | Hans de Goede | if (speed == -1) { |
1122 | 3991c35e | Hans de Goede | struct usbdevfs_connectinfo ci;
|
1123 | 3991c35e | Hans de Goede | |
1124 | 3991c35e | Hans de Goede | ret = ioctl(fd, USBDEVFS_CONNECTINFO, &ci); |
1125 | 3991c35e | Hans de Goede | if (ret < 0) { |
1126 | 3991c35e | Hans de Goede | perror("usb_host_device_open: USBDEVFS_CONNECTINFO");
|
1127 | 3991c35e | Hans de Goede | goto fail;
|
1128 | 3991c35e | Hans de Goede | } |
1129 | 3991c35e | Hans de Goede | |
1130 | 3991c35e | Hans de Goede | if (ci.slow) {
|
1131 | 3991c35e | Hans de Goede | speed = USB_SPEED_LOW; |
1132 | 3991c35e | Hans de Goede | } else {
|
1133 | 3991c35e | Hans de Goede | speed = USB_SPEED_HIGH; |
1134 | 3991c35e | Hans de Goede | } |
1135 | 2791104c | David Ahern | } |
1136 | 3991c35e | Hans de Goede | dev->dev.speed = speed; |
1137 | 3991c35e | Hans de Goede | |
1138 | 3991c35e | Hans de Goede | printf("husb: grabbed usb device %d.%d\n", bus_num, addr);
|
1139 | bb36d470 | bellard | |
1140 | 2791104c | David Ahern | if (!prod_name || prod_name[0] == '\0') { |
1141 | 0fe6d12e | Markus Armbruster | snprintf(dev->dev.product_desc, sizeof(dev->dev.product_desc),
|
1142 | 4b096fc9 | aliguori | "host:%d.%d", bus_num, addr);
|
1143 | 2791104c | David Ahern | } else {
|
1144 | 0fe6d12e | Markus Armbruster | pstrcpy(dev->dev.product_desc, sizeof(dev->dev.product_desc),
|
1145 | 4b096fc9 | aliguori | prod_name); |
1146 | 2791104c | David Ahern | } |
1147 | 1f6e24e7 | bellard | |
1148 | 64838171 | aliguori | /* USB devio uses 'write' flag to check for async completions */
|
1149 | 64838171 | aliguori | qemu_set_fd_handler(dev->fd, NULL, async_complete, dev);
|
1150 | 1f3870ab | aliguori | |
1151 | 26a9e82a | Gerd Hoffmann | usb_device_attach(&dev->dev); |
1152 | 26a9e82a | Gerd Hoffmann | return 0; |
1153 | 4b096fc9 | aliguori | |
1154 | b9dc033c | balrog | fail:
|
1155 | 26a9e82a | Gerd Hoffmann | dev->fd = -1;
|
1156 | 2791104c | David Ahern | if (fd != -1) { |
1157 | 806b6024 | Gerd Hoffmann | close(fd); |
1158 | 2791104c | David Ahern | } |
1159 | 26a9e82a | Gerd Hoffmann | return -1; |
1160 | 26a9e82a | Gerd Hoffmann | } |
1161 | 26a9e82a | Gerd Hoffmann | |
1162 | 26a9e82a | Gerd Hoffmann | static int usb_host_close(USBHostDevice *dev) |
1163 | 26a9e82a | Gerd Hoffmann | { |
1164 | 060dc841 | Hans de Goede | int i;
|
1165 | 060dc841 | Hans de Goede | |
1166 | 2791104c | David Ahern | if (dev->fd == -1) { |
1167 | 26a9e82a | Gerd Hoffmann | return -1; |
1168 | 2791104c | David Ahern | } |
1169 | 26a9e82a | Gerd Hoffmann | |
1170 | 26a9e82a | Gerd Hoffmann | qemu_set_fd_handler(dev->fd, NULL, NULL, NULL); |
1171 | 26a9e82a | Gerd Hoffmann | dev->closing = 1;
|
1172 | 3a4854b3 | Hans de Goede | for (i = 1; i <= MAX_ENDPOINTS; i++) { |
1173 | 060dc841 | Hans de Goede | if (is_isoc(dev, i)) {
|
1174 | 060dc841 | Hans de Goede | usb_host_stop_n_free_iso(dev, i); |
1175 | 060dc841 | Hans de Goede | } |
1176 | 060dc841 | Hans de Goede | } |
1177 | 26a9e82a | Gerd Hoffmann | async_complete(dev); |
1178 | 26a9e82a | Gerd Hoffmann | dev->closing = 0;
|
1179 | 26a9e82a | Gerd Hoffmann | usb_device_detach(&dev->dev); |
1180 | 00ff227a | Shahar Havivi | ioctl(dev->fd, USBDEVFS_RESET); |
1181 | 26a9e82a | Gerd Hoffmann | close(dev->fd); |
1182 | 26a9e82a | Gerd Hoffmann | dev->fd = -1;
|
1183 | 26a9e82a | Gerd Hoffmann | return 0; |
1184 | 26a9e82a | Gerd Hoffmann | } |
1185 | 26a9e82a | Gerd Hoffmann | |
1186 | b373a63a | Shahar Havivi | static void usb_host_exit_notifier(struct Notifier* n) |
1187 | b373a63a | Shahar Havivi | { |
1188 | b373a63a | Shahar Havivi | USBHostDevice *s = container_of(n, USBHostDevice, exit); |
1189 | b373a63a | Shahar Havivi | |
1190 | b373a63a | Shahar Havivi | if (s->fd != -1) { |
1191 | b373a63a | Shahar Havivi | ioctl(s->fd, USBDEVFS_RESET); |
1192 | b373a63a | Shahar Havivi | } |
1193 | b373a63a | Shahar Havivi | } |
1194 | b373a63a | Shahar Havivi | |
1195 | 26a9e82a | Gerd Hoffmann | static int usb_host_initfn(USBDevice *dev) |
1196 | 26a9e82a | Gerd Hoffmann | { |
1197 | 26a9e82a | Gerd Hoffmann | USBHostDevice *s = DO_UPCAST(USBHostDevice, dev, dev); |
1198 | 26a9e82a | Gerd Hoffmann | |
1199 | 26a9e82a | Gerd Hoffmann | dev->auto_attach = 0;
|
1200 | 26a9e82a | Gerd Hoffmann | s->fd = -1;
|
1201 | 26a9e82a | Gerd Hoffmann | QTAILQ_INSERT_TAIL(&hostdevs, s, next); |
1202 | b373a63a | Shahar Havivi | s->exit.notify = usb_host_exit_notifier; |
1203 | b373a63a | Shahar Havivi | qemu_add_exit_notifier(&s->exit); |
1204 | 26a9e82a | Gerd Hoffmann | usb_host_auto_check(NULL);
|
1205 | 26a9e82a | Gerd Hoffmann | return 0; |
1206 | a594cfbf | bellard | } |
1207 | bb36d470 | bellard | |
1208 | 806b6024 | Gerd Hoffmann | static struct USBDeviceInfo usb_host_dev_info = { |
1209 | 06384698 | Markus Armbruster | .product_desc = "USB Host Device",
|
1210 | 556cd098 | Markus Armbruster | .qdev.name = "usb-host",
|
1211 | 806b6024 | Gerd Hoffmann | .qdev.size = sizeof(USBHostDevice),
|
1212 | 806b6024 | Gerd Hoffmann | .init = usb_host_initfn, |
1213 | 50b7963e | Hans de Goede | .handle_packet = usb_generic_handle_packet, |
1214 | eb5e680a | Gerd Hoffmann | .cancel_packet = usb_host_async_cancel, |
1215 | 50b7963e | Hans de Goede | .handle_data = usb_host_handle_data, |
1216 | 50b7963e | Hans de Goede | .handle_control = usb_host_handle_control, |
1217 | 806b6024 | Gerd Hoffmann | .handle_reset = usb_host_handle_reset, |
1218 | 806b6024 | Gerd Hoffmann | .handle_destroy = usb_host_handle_destroy, |
1219 | 26a9e82a | Gerd Hoffmann | .usbdevice_name = "host",
|
1220 | 26a9e82a | Gerd Hoffmann | .usbdevice_init = usb_host_device_open, |
1221 | 26a9e82a | Gerd Hoffmann | .qdev.props = (Property[]) { |
1222 | 26a9e82a | Gerd Hoffmann | DEFINE_PROP_UINT32("hostbus", USBHostDevice, match.bus_num, 0), |
1223 | 26a9e82a | Gerd Hoffmann | DEFINE_PROP_UINT32("hostaddr", USBHostDevice, match.addr, 0), |
1224 | 9056a297 | Gerd Hoffmann | DEFINE_PROP_STRING("hostport", USBHostDevice, match.port),
|
1225 | 26a9e82a | Gerd Hoffmann | DEFINE_PROP_HEX32("vendorid", USBHostDevice, match.vendor_id, 0), |
1226 | 26a9e82a | Gerd Hoffmann | DEFINE_PROP_HEX32("productid", USBHostDevice, match.product_id, 0), |
1227 | 26a9e82a | Gerd Hoffmann | DEFINE_PROP_END_OF_LIST(), |
1228 | 26a9e82a | Gerd Hoffmann | }, |
1229 | 806b6024 | Gerd Hoffmann | }; |
1230 | 806b6024 | Gerd Hoffmann | |
1231 | 806b6024 | Gerd Hoffmann | static void usb_host_register_devices(void) |
1232 | 806b6024 | Gerd Hoffmann | { |
1233 | 806b6024 | Gerd Hoffmann | usb_qdev_register(&usb_host_dev_info); |
1234 | 806b6024 | Gerd Hoffmann | } |
1235 | 806b6024 | Gerd Hoffmann | device_init(usb_host_register_devices) |
1236 | 806b6024 | Gerd Hoffmann | |
1237 | 4b096fc9 | aliguori | USBDevice *usb_host_device_open(const char *devname) |
1238 | 4b096fc9 | aliguori | { |
1239 | 0745eb1e | Markus Armbruster | struct USBAutoFilter filter;
|
1240 | 26a9e82a | Gerd Hoffmann | USBDevice *dev; |
1241 | 26a9e82a | Gerd Hoffmann | char *p;
|
1242 | 26a9e82a | Gerd Hoffmann | |
1243 | 556cd098 | Markus Armbruster | dev = usb_create(NULL /* FIXME */, "usb-host"); |
1244 | 4b096fc9 | aliguori | |
1245 | 5d0c5750 | aliguori | if (strstr(devname, "auto:")) { |
1246 | 2791104c | David Ahern | if (parse_filter(devname, &filter) < 0) { |
1247 | 26a9e82a | Gerd Hoffmann | goto fail;
|
1248 | 2791104c | David Ahern | } |
1249 | 26a9e82a | Gerd Hoffmann | } else {
|
1250 | 26a9e82a | Gerd Hoffmann | if ((p = strchr(devname, '.'))) { |
1251 | 0745eb1e | Markus Armbruster | filter.bus_num = strtoul(devname, NULL, 0); |
1252 | 0745eb1e | Markus Armbruster | filter.addr = strtoul(p + 1, NULL, 0); |
1253 | 0745eb1e | Markus Armbruster | filter.vendor_id = 0;
|
1254 | 0745eb1e | Markus Armbruster | filter.product_id = 0;
|
1255 | 26a9e82a | Gerd Hoffmann | } else if ((p = strchr(devname, ':'))) { |
1256 | 0745eb1e | Markus Armbruster | filter.bus_num = 0;
|
1257 | 0745eb1e | Markus Armbruster | filter.addr = 0;
|
1258 | 26a9e82a | Gerd Hoffmann | filter.vendor_id = strtoul(devname, NULL, 16); |
1259 | 0745eb1e | Markus Armbruster | filter.product_id = strtoul(p + 1, NULL, 16); |
1260 | 26a9e82a | Gerd Hoffmann | } else {
|
1261 | 26a9e82a | Gerd Hoffmann | goto fail;
|
1262 | 26a9e82a | Gerd Hoffmann | } |
1263 | 5d0c5750 | aliguori | } |
1264 | 4b096fc9 | aliguori | |
1265 | 0745eb1e | Markus Armbruster | qdev_prop_set_uint32(&dev->qdev, "hostbus", filter.bus_num);
|
1266 | 0745eb1e | Markus Armbruster | qdev_prop_set_uint32(&dev->qdev, "hostaddr", filter.addr);
|
1267 | 26a9e82a | Gerd Hoffmann | qdev_prop_set_uint32(&dev->qdev, "vendorid", filter.vendor_id);
|
1268 | 26a9e82a | Gerd Hoffmann | qdev_prop_set_uint32(&dev->qdev, "productid", filter.product_id);
|
1269 | beb6f0de | Kevin Wolf | qdev_init_nofail(&dev->qdev); |
1270 | 26a9e82a | Gerd Hoffmann | return dev;
|
1271 | 5d0c5750 | aliguori | |
1272 | 26a9e82a | Gerd Hoffmann | fail:
|
1273 | 26a9e82a | Gerd Hoffmann | qdev_free(&dev->qdev); |
1274 | 26a9e82a | Gerd Hoffmann | return NULL; |
1275 | 4b096fc9 | aliguori | } |
1276 | 5d0c5750 | aliguori | |
1277 | 5d0c5750 | aliguori | int usb_host_device_close(const char *devname) |
1278 | 5d0c5750 | aliguori | { |
1279 | 26a9e82a | Gerd Hoffmann | #if 0
|
1280 | 5d0c5750 | aliguori | char product_name[PRODUCT_NAME_SZ];
|
1281 | 5d0c5750 | aliguori | int bus_num, addr;
|
1282 | 5d0c5750 | aliguori | USBHostDevice *s;
|
1283 | 5d0c5750 | aliguori | |
1284 | 2791104c | David Ahern | if (strstr(devname, "auto:")) {
|
1285 | 5d0c5750 | aliguori | return usb_host_auto_del(devname);
|
1286 | 2791104c | David Ahern | }
|
1287 | 2791104c | David Ahern | if (usb_host_find_device(&bus_num, &addr, product_name,
|
1288 | 2791104c | David Ahern | sizeof(product_name), devname) < 0) {
|
1289 | 5d0c5750 | aliguori | return -1;
|
1290 | 2791104c | David Ahern | }
|
1291 | 5d0c5750 | aliguori | s = hostdev_find(bus_num, addr);
|
1292 | 5d0c5750 | aliguori | if (s) {
|
1293 | a5d2f727 | Gerd Hoffmann | usb_device_delete_addr(s->bus_num, s->dev.addr);
|
1294 | 5d0c5750 | aliguori | return 0;
|
1295 | 5d0c5750 | aliguori | }
|
1296 | 26a9e82a | Gerd Hoffmann | #endif
|
1297 | 5d0c5750 | aliguori | |
1298 | 5d0c5750 | aliguori | return -1; |
1299 | 5d0c5750 | aliguori | } |
1300 | a5d2f727 | Gerd Hoffmann | |
1301 | a594cfbf | bellard | static int get_tag_value(char *buf, int buf_size, |
1302 | 5fafdf24 | ths | const char *str, const char *tag, |
1303 | a594cfbf | bellard | const char *stopchars) |
1304 | a594cfbf | bellard | { |
1305 | a594cfbf | bellard | const char *p; |
1306 | a594cfbf | bellard | char *q;
|
1307 | a594cfbf | bellard | p = strstr(str, tag); |
1308 | 2791104c | David Ahern | if (!p) {
|
1309 | a594cfbf | bellard | return -1; |
1310 | 2791104c | David Ahern | } |
1311 | a594cfbf | bellard | p += strlen(tag); |
1312 | 2791104c | David Ahern | while (qemu_isspace(*p)) {
|
1313 | a594cfbf | bellard | p++; |
1314 | 2791104c | David Ahern | } |
1315 | a594cfbf | bellard | q = buf; |
1316 | a594cfbf | bellard | while (*p != '\0' && !strchr(stopchars, *p)) { |
1317 | 2791104c | David Ahern | if ((q - buf) < (buf_size - 1)) { |
1318 | a594cfbf | bellard | *q++ = *p; |
1319 | 2791104c | David Ahern | } |
1320 | a594cfbf | bellard | p++; |
1321 | a594cfbf | bellard | } |
1322 | a594cfbf | bellard | *q = '\0';
|
1323 | a594cfbf | bellard | return q - buf;
|
1324 | bb36d470 | bellard | } |
1325 | bb36d470 | bellard | |
1326 | 0f431527 | aliguori | /*
|
1327 | 0f431527 | aliguori | * Use /proc/bus/usb/devices or /dev/bus/usb/devices file to determine
|
1328 | 0f431527 | aliguori | * host's USB devices. This is legacy support since many distributions
|
1329 | 0f431527 | aliguori | * are moving to /sys/bus/usb
|
1330 | 0f431527 | aliguori | */
|
1331 | 0f431527 | aliguori | static int usb_host_scan_dev(void *opaque, USBScanFunc *func) |
1332 | bb36d470 | bellard | { |
1333 | 660f11be | Blue Swirl | FILE *f = NULL;
|
1334 | a594cfbf | bellard | char line[1024]; |
1335 | bb36d470 | bellard | char buf[1024]; |
1336 | a594cfbf | bellard | int bus_num, addr, speed, device_count, class_id, product_id, vendor_id;
|
1337 | a594cfbf | bellard | char product_name[512]; |
1338 | 0f431527 | aliguori | int ret = 0; |
1339 | 3b46e624 | ths | |
1340 | 0f431527 | aliguori | if (!usb_host_device_path) {
|
1341 | 0f431527 | aliguori | perror("husb: USB Host Device Path not set");
|
1342 | 0f431527 | aliguori | goto the_end;
|
1343 | 0f431527 | aliguori | } |
1344 | 0f431527 | aliguori | snprintf(line, sizeof(line), "%s/devices", usb_host_device_path); |
1345 | 0f431527 | aliguori | f = fopen(line, "r");
|
1346 | a594cfbf | bellard | if (!f) {
|
1347 | 0f431527 | aliguori | perror("husb: cannot open devices file");
|
1348 | 0f431527 | aliguori | goto the_end;
|
1349 | a594cfbf | bellard | } |
1350 | 0f431527 | aliguori | |
1351 | a594cfbf | bellard | device_count = 0;
|
1352 | 3991c35e | Hans de Goede | bus_num = addr = class_id = product_id = vendor_id = 0;
|
1353 | 3991c35e | Hans de Goede | speed = -1; /* Can't get the speed from /[proc|dev]/bus/usb/devices */ |
1354 | bb36d470 | bellard | for(;;) {
|
1355 | 2791104c | David Ahern | if (fgets(line, sizeof(line), f) == NULL) { |
1356 | bb36d470 | bellard | break;
|
1357 | 2791104c | David Ahern | } |
1358 | 2791104c | David Ahern | if (strlen(line) > 0) { |
1359 | a594cfbf | bellard | line[strlen(line) - 1] = '\0'; |
1360 | 2791104c | David Ahern | } |
1361 | a594cfbf | bellard | if (line[0] == 'T' && line[1] == ':') { |
1362 | 38ca0f6d | pbrook | if (device_count && (vendor_id || product_id)) {
|
1363 | 38ca0f6d | pbrook | /* New device. Add the previously discovered device. */
|
1364 | 0f5160d1 | Hans de Goede | ret = func(opaque, bus_num, addr, 0, class_id, vendor_id,
|
1365 | a594cfbf | bellard | product_id, product_name, speed); |
1366 | 2791104c | David Ahern | if (ret) {
|
1367 | a594cfbf | bellard | goto the_end;
|
1368 | 2791104c | David Ahern | } |
1369 | a594cfbf | bellard | } |
1370 | 2791104c | David Ahern | if (get_tag_value(buf, sizeof(buf), line, "Bus=", " ") < 0) { |
1371 | a594cfbf | bellard | goto fail;
|
1372 | 2791104c | David Ahern | } |
1373 | a594cfbf | bellard | bus_num = atoi(buf); |
1374 | 2791104c | David Ahern | if (get_tag_value(buf, sizeof(buf), line, "Dev#=", " ") < 0) { |
1375 | a594cfbf | bellard | goto fail;
|
1376 | 2791104c | David Ahern | } |
1377 | a594cfbf | bellard | addr = atoi(buf); |
1378 | 2791104c | David Ahern | if (get_tag_value(buf, sizeof(buf), line, "Spd=", " ") < 0) { |
1379 | a594cfbf | bellard | goto fail;
|
1380 | 2791104c | David Ahern | } |
1381 | f264cfbf | Hans de Goede | if (!strcmp(buf, "5000")) { |
1382 | f264cfbf | Hans de Goede | speed = USB_SPEED_SUPER; |
1383 | f264cfbf | Hans de Goede | } else if (!strcmp(buf, "480")) { |
1384 | a594cfbf | bellard | speed = USB_SPEED_HIGH; |
1385 | 2791104c | David Ahern | } else if (!strcmp(buf, "1.5")) { |
1386 | a594cfbf | bellard | speed = USB_SPEED_LOW; |
1387 | 2791104c | David Ahern | } else {
|
1388 | a594cfbf | bellard | speed = USB_SPEED_FULL; |
1389 | 2791104c | David Ahern | } |
1390 | a594cfbf | bellard | product_name[0] = '\0'; |
1391 | a594cfbf | bellard | class_id = 0xff;
|
1392 | a594cfbf | bellard | device_count++; |
1393 | a594cfbf | bellard | product_id = 0;
|
1394 | a594cfbf | bellard | vendor_id = 0;
|
1395 | a594cfbf | bellard | } else if (line[0] == 'P' && line[1] == ':') { |
1396 | 2791104c | David Ahern | if (get_tag_value(buf, sizeof(buf), line, "Vendor=", " ") < 0) { |
1397 | a594cfbf | bellard | goto fail;
|
1398 | 2791104c | David Ahern | } |
1399 | a594cfbf | bellard | vendor_id = strtoul(buf, NULL, 16); |
1400 | 2791104c | David Ahern | if (get_tag_value(buf, sizeof(buf), line, "ProdID=", " ") < 0) { |
1401 | a594cfbf | bellard | goto fail;
|
1402 | 2791104c | David Ahern | } |
1403 | a594cfbf | bellard | product_id = strtoul(buf, NULL, 16); |
1404 | a594cfbf | bellard | } else if (line[0] == 'S' && line[1] == ':') { |
1405 | 2791104c | David Ahern | if (get_tag_value(buf, sizeof(buf), line, "Product=", "") < 0) { |
1406 | a594cfbf | bellard | goto fail;
|
1407 | 2791104c | David Ahern | } |
1408 | a594cfbf | bellard | pstrcpy(product_name, sizeof(product_name), buf);
|
1409 | a594cfbf | bellard | } else if (line[0] == 'D' && line[1] == ':') { |
1410 | 2791104c | David Ahern | if (get_tag_value(buf, sizeof(buf), line, "Cls=", " (") < 0) { |
1411 | a594cfbf | bellard | goto fail;
|
1412 | 2791104c | David Ahern | } |
1413 | a594cfbf | bellard | class_id = strtoul(buf, NULL, 16); |
1414 | bb36d470 | bellard | } |
1415 | a594cfbf | bellard | fail: ;
|
1416 | a594cfbf | bellard | } |
1417 | 38ca0f6d | pbrook | if (device_count && (vendor_id || product_id)) {
|
1418 | 38ca0f6d | pbrook | /* Add the last device. */
|
1419 | 0f5160d1 | Hans de Goede | ret = func(opaque, bus_num, addr, 0, class_id, vendor_id,
|
1420 | a594cfbf | bellard | product_id, product_name, speed); |
1421 | bb36d470 | bellard | } |
1422 | a594cfbf | bellard | the_end:
|
1423 | 2791104c | David Ahern | if (f) {
|
1424 | 0f431527 | aliguori | fclose(f); |
1425 | 2791104c | David Ahern | } |
1426 | 0f431527 | aliguori | return ret;
|
1427 | 0f431527 | aliguori | } |
1428 | 0f431527 | aliguori | |
1429 | 0f431527 | aliguori | /*
|
1430 | 0f431527 | aliguori | * Read sys file-system device file
|
1431 | 0f431527 | aliguori | *
|
1432 | 0f431527 | aliguori | * @line address of buffer to put file contents in
|
1433 | 0f431527 | aliguori | * @line_size size of line
|
1434 | 0f431527 | aliguori | * @device_file path to device file (printf format string)
|
1435 | 0f431527 | aliguori | * @device_name device being opened (inserted into device_file)
|
1436 | 0f431527 | aliguori | *
|
1437 | 0f431527 | aliguori | * @return 0 failed, 1 succeeded ('line' contains data)
|
1438 | 0f431527 | aliguori | */
|
1439 | 2791104c | David Ahern | static int usb_host_read_file(char *line, size_t line_size, |
1440 | 2791104c | David Ahern | const char *device_file, const char *device_name) |
1441 | 0f431527 | aliguori | { |
1442 | 0f431527 | aliguori | FILE *f; |
1443 | 0f431527 | aliguori | int ret = 0; |
1444 | 0f431527 | aliguori | char filename[PATH_MAX];
|
1445 | 0f431527 | aliguori | |
1446 | b4e237aa | blueswir1 | snprintf(filename, PATH_MAX, USBSYSBUS_PATH "/devices/%s/%s", device_name,
|
1447 | b4e237aa | blueswir1 | device_file); |
1448 | 0f431527 | aliguori | f = fopen(filename, "r");
|
1449 | 0f431527 | aliguori | if (f) {
|
1450 | 9f99cee7 | Kirill A. Shutemov | ret = fgets(line, line_size, f) != NULL;
|
1451 | 0f431527 | aliguori | fclose(f); |
1452 | 0f431527 | aliguori | } |
1453 | 0f431527 | aliguori | |
1454 | 0f431527 | aliguori | return ret;
|
1455 | 0f431527 | aliguori | } |
1456 | 0f431527 | aliguori | |
1457 | 0f431527 | aliguori | /*
|
1458 | 0f431527 | aliguori | * Use /sys/bus/usb/devices/ directory to determine host's USB
|
1459 | 0f431527 | aliguori | * devices.
|
1460 | 0f431527 | aliguori | *
|
1461 | 0f431527 | aliguori | * This code is based on Robert Schiele's original patches posted to
|
1462 | 0f431527 | aliguori | * the Novell bug-tracker https://bugzilla.novell.com/show_bug.cgi?id=241950
|
1463 | 0f431527 | aliguori | */
|
1464 | 0f431527 | aliguori | static int usb_host_scan_sys(void *opaque, USBScanFunc *func) |
1465 | 0f431527 | aliguori | { |
1466 | 660f11be | Blue Swirl | DIR *dir = NULL;
|
1467 | 0f431527 | aliguori | char line[1024]; |
1468 | 5557d820 | Gerd Hoffmann | int bus_num, addr, speed, class_id, product_id, vendor_id;
|
1469 | 0f431527 | aliguori | int ret = 0; |
1470 | 5557d820 | Gerd Hoffmann | char port[MAX_PORTLEN];
|
1471 | 0f431527 | aliguori | char product_name[512]; |
1472 | 0f431527 | aliguori | struct dirent *de;
|
1473 | 0f431527 | aliguori | |
1474 | 0f431527 | aliguori | dir = opendir(USBSYSBUS_PATH "/devices");
|
1475 | 0f431527 | aliguori | if (!dir) {
|
1476 | 0f431527 | aliguori | perror("husb: cannot open devices directory");
|
1477 | 0f431527 | aliguori | goto the_end;
|
1478 | 0f431527 | aliguori | } |
1479 | 0f431527 | aliguori | |
1480 | 0f431527 | aliguori | while ((de = readdir(dir))) {
|
1481 | 0f431527 | aliguori | if (de->d_name[0] != '.' && !strchr(de->d_name, ':')) { |
1482 | 5557d820 | Gerd Hoffmann | if (sscanf(de->d_name, "%d-%7[0-9.]", &bus_num, port) < 2) { |
1483 | 5557d820 | Gerd Hoffmann | continue;
|
1484 | 0f5160d1 | Hans de Goede | } |
1485 | 0f431527 | aliguori | |
1486 | 2791104c | David Ahern | if (!usb_host_read_file(line, sizeof(line), "devnum", de->d_name)) { |
1487 | 0f431527 | aliguori | goto the_end;
|
1488 | 2791104c | David Ahern | } |
1489 | 2791104c | David Ahern | if (sscanf(line, "%d", &addr) != 1) { |
1490 | 0f431527 | aliguori | goto the_end;
|
1491 | 2791104c | David Ahern | } |
1492 | b4e237aa | blueswir1 | if (!usb_host_read_file(line, sizeof(line), "bDeviceClass", |
1493 | 2791104c | David Ahern | de->d_name)) { |
1494 | 0f431527 | aliguori | goto the_end;
|
1495 | 2791104c | David Ahern | } |
1496 | 2791104c | David Ahern | if (sscanf(line, "%x", &class_id) != 1) { |
1497 | 0f431527 | aliguori | goto the_end;
|
1498 | 2791104c | David Ahern | } |
1499 | 0f431527 | aliguori | |
1500 | 2791104c | David Ahern | if (!usb_host_read_file(line, sizeof(line), "idVendor", |
1501 | 2791104c | David Ahern | de->d_name)) { |
1502 | 0f431527 | aliguori | goto the_end;
|
1503 | 2791104c | David Ahern | } |
1504 | 2791104c | David Ahern | if (sscanf(line, "%x", &vendor_id) != 1) { |
1505 | 0f431527 | aliguori | goto the_end;
|
1506 | 2791104c | David Ahern | } |
1507 | b4e237aa | blueswir1 | if (!usb_host_read_file(line, sizeof(line), "idProduct", |
1508 | 2791104c | David Ahern | de->d_name)) { |
1509 | 0f431527 | aliguori | goto the_end;
|
1510 | 2791104c | David Ahern | } |
1511 | 2791104c | David Ahern | if (sscanf(line, "%x", &product_id) != 1) { |
1512 | 0f431527 | aliguori | goto the_end;
|
1513 | 2791104c | David Ahern | } |
1514 | b4e237aa | blueswir1 | if (!usb_host_read_file(line, sizeof(line), "product", |
1515 | b4e237aa | blueswir1 | de->d_name)) { |
1516 | 0f431527 | aliguori | *product_name = 0;
|
1517 | 0f431527 | aliguori | } else {
|
1518 | 2791104c | David Ahern | if (strlen(line) > 0) { |
1519 | 0f431527 | aliguori | line[strlen(line) - 1] = '\0'; |
1520 | 2791104c | David Ahern | } |
1521 | 0f431527 | aliguori | pstrcpy(product_name, sizeof(product_name), line);
|
1522 | 0f431527 | aliguori | } |
1523 | 0f431527 | aliguori | |
1524 | 2791104c | David Ahern | if (!usb_host_read_file(line, sizeof(line), "speed", de->d_name)) { |
1525 | 0f431527 | aliguori | goto the_end;
|
1526 | 2791104c | David Ahern | } |
1527 | f264cfbf | Hans de Goede | if (!strcmp(line, "5000\n")) { |
1528 | f264cfbf | Hans de Goede | speed = USB_SPEED_SUPER; |
1529 | f264cfbf | Hans de Goede | } else if (!strcmp(line, "480\n")) { |
1530 | 0f431527 | aliguori | speed = USB_SPEED_HIGH; |
1531 | 2791104c | David Ahern | } else if (!strcmp(line, "1.5\n")) { |
1532 | 0f431527 | aliguori | speed = USB_SPEED_LOW; |
1533 | 2791104c | David Ahern | } else {
|
1534 | 0f431527 | aliguori | speed = USB_SPEED_FULL; |
1535 | 2791104c | David Ahern | } |
1536 | 0f431527 | aliguori | |
1537 | 5557d820 | Gerd Hoffmann | ret = func(opaque, bus_num, addr, port, class_id, vendor_id, |
1538 | 0f431527 | aliguori | product_id, product_name, speed); |
1539 | 2791104c | David Ahern | if (ret) {
|
1540 | 0f431527 | aliguori | goto the_end;
|
1541 | 2791104c | David Ahern | } |
1542 | 0f431527 | aliguori | } |
1543 | 0f431527 | aliguori | } |
1544 | 0f431527 | aliguori | the_end:
|
1545 | 2791104c | David Ahern | if (dir) {
|
1546 | 0f431527 | aliguori | closedir(dir); |
1547 | 2791104c | David Ahern | } |
1548 | 0f431527 | aliguori | return ret;
|
1549 | 0f431527 | aliguori | } |
1550 | 0f431527 | aliguori | |
1551 | 0f431527 | aliguori | /*
|
1552 | 0f431527 | aliguori | * Determine how to access the host's USB devices and call the
|
1553 | 0f431527 | aliguori | * specific support function.
|
1554 | 0f431527 | aliguori | */
|
1555 | 0f431527 | aliguori | static int usb_host_scan(void *opaque, USBScanFunc *func) |
1556 | 0f431527 | aliguori | { |
1557 | 376253ec | aliguori | Monitor *mon = cur_mon; |
1558 | 660f11be | Blue Swirl | FILE *f = NULL;
|
1559 | 660f11be | Blue Swirl | DIR *dir = NULL;
|
1560 | 0f431527 | aliguori | int ret = 0; |
1561 | 0f431527 | aliguori | const char *fs_type[] = {"unknown", "proc", "dev", "sys"}; |
1562 | 0f431527 | aliguori | char devpath[PATH_MAX];
|
1563 | 0f431527 | aliguori | |
1564 | 0f431527 | aliguori | /* only check the host once */
|
1565 | 0f431527 | aliguori | if (!usb_fs_type) {
|
1566 | 55496240 | Mark McLoughlin | dir = opendir(USBSYSBUS_PATH "/devices");
|
1567 | 55496240 | Mark McLoughlin | if (dir) {
|
1568 | 55496240 | Mark McLoughlin | /* devices found in /dev/bus/usb/ (yes - not a mistake!) */
|
1569 | 55496240 | Mark McLoughlin | strcpy(devpath, USBDEVBUS_PATH); |
1570 | 55496240 | Mark McLoughlin | usb_fs_type = USB_FS_SYS; |
1571 | 55496240 | Mark McLoughlin | closedir(dir); |
1572 | d0f2c4c6 | malc | DPRINTF(USBDBG_DEVOPENED, USBSYSBUS_PATH); |
1573 | 55496240 | Mark McLoughlin | goto found_devices;
|
1574 | 55496240 | Mark McLoughlin | } |
1575 | 0f431527 | aliguori | f = fopen(USBPROCBUS_PATH "/devices", "r"); |
1576 | 0f431527 | aliguori | if (f) {
|
1577 | 0f431527 | aliguori | /* devices found in /proc/bus/usb/ */
|
1578 | 0f431527 | aliguori | strcpy(devpath, USBPROCBUS_PATH); |
1579 | 0f431527 | aliguori | usb_fs_type = USB_FS_PROC; |
1580 | 0f431527 | aliguori | fclose(f); |
1581 | d0f2c4c6 | malc | DPRINTF(USBDBG_DEVOPENED, USBPROCBUS_PATH); |
1582 | f16a0db3 | aliguori | goto found_devices;
|
1583 | 0f431527 | aliguori | } |
1584 | 0f431527 | aliguori | /* try additional methods if an access method hasn't been found yet */
|
1585 | 0f431527 | aliguori | f = fopen(USBDEVBUS_PATH "/devices", "r"); |
1586 | f16a0db3 | aliguori | if (f) {
|
1587 | 0f431527 | aliguori | /* devices found in /dev/bus/usb/ */
|
1588 | 0f431527 | aliguori | strcpy(devpath, USBDEVBUS_PATH); |
1589 | 0f431527 | aliguori | usb_fs_type = USB_FS_DEV; |
1590 | 0f431527 | aliguori | fclose(f); |
1591 | d0f2c4c6 | malc | DPRINTF(USBDBG_DEVOPENED, USBDEVBUS_PATH); |
1592 | f16a0db3 | aliguori | goto found_devices;
|
1593 | 0f431527 | aliguori | } |
1594 | f16a0db3 | aliguori | found_devices:
|
1595 | 22babebb | aliguori | if (!usb_fs_type) {
|
1596 | 2791104c | David Ahern | if (mon) {
|
1597 | eba6fe87 | Gerd Hoffmann | monitor_printf(mon, "husb: unable to access USB devices\n");
|
1598 | 2791104c | David Ahern | } |
1599 | f16a0db3 | aliguori | return -ENOENT;
|
1600 | 0f431527 | aliguori | } |
1601 | 0f431527 | aliguori | |
1602 | 0f431527 | aliguori | /* the module setting (used later for opening devices) */
|
1603 | 0f431527 | aliguori | usb_host_device_path = qemu_mallocz(strlen(devpath)+1);
|
1604 | 1eec614b | aliguori | strcpy(usb_host_device_path, devpath); |
1605 | 2791104c | David Ahern | if (mon) {
|
1606 | eba6fe87 | Gerd Hoffmann | monitor_printf(mon, "husb: using %s file-system with %s\n",
|
1607 | eba6fe87 | Gerd Hoffmann | fs_type[usb_fs_type], usb_host_device_path); |
1608 | 2791104c | David Ahern | } |
1609 | 0f431527 | aliguori | } |
1610 | 0f431527 | aliguori | |
1611 | 0f431527 | aliguori | switch (usb_fs_type) {
|
1612 | 0f431527 | aliguori | case USB_FS_PROC:
|
1613 | 0f431527 | aliguori | case USB_FS_DEV:
|
1614 | 0f431527 | aliguori | ret = usb_host_scan_dev(opaque, func); |
1615 | 0f431527 | aliguori | break;
|
1616 | 0f431527 | aliguori | case USB_FS_SYS:
|
1617 | 0f431527 | aliguori | ret = usb_host_scan_sys(opaque, func); |
1618 | 0f431527 | aliguori | break;
|
1619 | f16a0db3 | aliguori | default:
|
1620 | f16a0db3 | aliguori | ret = -EINVAL; |
1621 | f16a0db3 | aliguori | break;
|
1622 | 0f431527 | aliguori | } |
1623 | a594cfbf | bellard | return ret;
|
1624 | bb36d470 | bellard | } |
1625 | bb36d470 | bellard | |
1626 | 4b096fc9 | aliguori | static QEMUTimer *usb_auto_timer;
|
1627 | 4b096fc9 | aliguori | |
1628 | 5557d820 | Gerd Hoffmann | static int usb_host_auto_scan(void *opaque, int bus_num, int addr, char *port, |
1629 | 26a9e82a | Gerd Hoffmann | int class_id, int vendor_id, int product_id, |
1630 | 26a9e82a | Gerd Hoffmann | const char *product_name, int speed) |
1631 | 4b096fc9 | aliguori | { |
1632 | 4b096fc9 | aliguori | struct USBAutoFilter *f;
|
1633 | 26a9e82a | Gerd Hoffmann | struct USBHostDevice *s;
|
1634 | 4b096fc9 | aliguori | |
1635 | 4b096fc9 | aliguori | /* Ignore hubs */
|
1636 | 4b096fc9 | aliguori | if (class_id == 9) |
1637 | 4b096fc9 | aliguori | return 0; |
1638 | 4b096fc9 | aliguori | |
1639 | 26a9e82a | Gerd Hoffmann | QTAILQ_FOREACH(s, &hostdevs, next) { |
1640 | 26a9e82a | Gerd Hoffmann | f = &s->match; |
1641 | 26a9e82a | Gerd Hoffmann | |
1642 | 2791104c | David Ahern | if (f->bus_num > 0 && f->bus_num != bus_num) { |
1643 | 4b096fc9 | aliguori | continue;
|
1644 | 2791104c | David Ahern | } |
1645 | 2791104c | David Ahern | if (f->addr > 0 && f->addr != addr) { |
1646 | 4b096fc9 | aliguori | continue;
|
1647 | 2791104c | David Ahern | } |
1648 | 9056a297 | Gerd Hoffmann | if (f->port != NULL && (port == NULL || strcmp(f->port, port) != 0)) { |
1649 | 9056a297 | Gerd Hoffmann | continue;
|
1650 | 9056a297 | Gerd Hoffmann | } |
1651 | 4b096fc9 | aliguori | |
1652 | 2791104c | David Ahern | if (f->vendor_id > 0 && f->vendor_id != vendor_id) { |
1653 | 4b096fc9 | aliguori | continue;
|
1654 | 2791104c | David Ahern | } |
1655 | 4b096fc9 | aliguori | |
1656 | 2791104c | David Ahern | if (f->product_id > 0 && f->product_id != product_id) { |
1657 | 4b096fc9 | aliguori | continue;
|
1658 | 2791104c | David Ahern | } |
1659 | 4b096fc9 | aliguori | /* We got a match */
|
1660 | 4b096fc9 | aliguori | |
1661 | 33e66b86 | Markus Armbruster | /* Already attached ? */
|
1662 | 2791104c | David Ahern | if (s->fd != -1) { |
1663 | 4b096fc9 | aliguori | return 0; |
1664 | 2791104c | David Ahern | } |
1665 | d0f2c4c6 | malc | DPRINTF("husb: auto open: bus_num %d addr %d\n", bus_num, addr);
|
1666 | 4b096fc9 | aliguori | |
1667 | 3991c35e | Hans de Goede | usb_host_open(s, bus_num, addr, port, product_name, speed); |
1668 | 4b096fc9 | aliguori | } |
1669 | 4b096fc9 | aliguori | |
1670 | 4b096fc9 | aliguori | return 0; |
1671 | 4b096fc9 | aliguori | } |
1672 | 4b096fc9 | aliguori | |
1673 | 26a9e82a | Gerd Hoffmann | static void usb_host_auto_check(void *unused) |
1674 | 4b096fc9 | aliguori | { |
1675 | 26a9e82a | Gerd Hoffmann | struct USBHostDevice *s;
|
1676 | 26a9e82a | Gerd Hoffmann | int unconnected = 0; |
1677 | 26a9e82a | Gerd Hoffmann | |
1678 | 4b096fc9 | aliguori | usb_host_scan(NULL, usb_host_auto_scan);
|
1679 | 26a9e82a | Gerd Hoffmann | |
1680 | 26a9e82a | Gerd Hoffmann | QTAILQ_FOREACH(s, &hostdevs, next) { |
1681 | 2791104c | David Ahern | if (s->fd == -1) { |
1682 | 26a9e82a | Gerd Hoffmann | unconnected++; |
1683 | 2791104c | David Ahern | } |
1684 | 26a9e82a | Gerd Hoffmann | } |
1685 | 26a9e82a | Gerd Hoffmann | |
1686 | 26a9e82a | Gerd Hoffmann | if (unconnected == 0) { |
1687 | 26a9e82a | Gerd Hoffmann | /* nothing to watch */
|
1688 | 2791104c | David Ahern | if (usb_auto_timer) {
|
1689 | 26a9e82a | Gerd Hoffmann | qemu_del_timer(usb_auto_timer); |
1690 | 2791104c | David Ahern | } |
1691 | 26a9e82a | Gerd Hoffmann | return;
|
1692 | 26a9e82a | Gerd Hoffmann | } |
1693 | 26a9e82a | Gerd Hoffmann | |
1694 | 26a9e82a | Gerd Hoffmann | if (!usb_auto_timer) {
|
1695 | 7bd427d8 | Paolo Bonzini | usb_auto_timer = qemu_new_timer_ms(rt_clock, usb_host_auto_check, NULL);
|
1696 | 2791104c | David Ahern | if (!usb_auto_timer) {
|
1697 | 26a9e82a | Gerd Hoffmann | return;
|
1698 | 2791104c | David Ahern | } |
1699 | 26a9e82a | Gerd Hoffmann | } |
1700 | 7bd427d8 | Paolo Bonzini | qemu_mod_timer(usb_auto_timer, qemu_get_clock_ms(rt_clock) + 2000);
|
1701 | 4b096fc9 | aliguori | } |
1702 | 4b096fc9 | aliguori | |
1703 | 4b096fc9 | aliguori | /*
|
1704 | 5d0c5750 | aliguori | * Autoconnect filter
|
1705 | 5d0c5750 | aliguori | * Format:
|
1706 | 5d0c5750 | aliguori | * auto:bus:dev[:vid:pid]
|
1707 | 5d0c5750 | aliguori | * auto:bus.dev[:vid:pid]
|
1708 | 5d0c5750 | aliguori | *
|
1709 | 5d0c5750 | aliguori | * bus - bus number (dec, * means any)
|
1710 | 5d0c5750 | aliguori | * dev - device number (dec, * means any)
|
1711 | 5d0c5750 | aliguori | * vid - vendor id (hex, * means any)
|
1712 | 5d0c5750 | aliguori | * pid - product id (hex, * means any)
|
1713 | 5d0c5750 | aliguori | *
|
1714 | 5d0c5750 | aliguori | * See 'lsusb' output.
|
1715 | 4b096fc9 | aliguori | */
|
1716 | 5d0c5750 | aliguori | static int parse_filter(const char *spec, struct USBAutoFilter *f) |
1717 | 4b096fc9 | aliguori | { |
1718 | 5d0c5750 | aliguori | enum { BUS, DEV, VID, PID, DONE };
|
1719 | 5d0c5750 | aliguori | const char *p = spec; |
1720 | 5d0c5750 | aliguori | int i;
|
1721 | 5d0c5750 | aliguori | |
1722 | 0745eb1e | Markus Armbruster | f->bus_num = 0;
|
1723 | 0745eb1e | Markus Armbruster | f->addr = 0;
|
1724 | 0745eb1e | Markus Armbruster | f->vendor_id = 0;
|
1725 | 0745eb1e | Markus Armbruster | f->product_id = 0;
|
1726 | 5d0c5750 | aliguori | |
1727 | 5d0c5750 | aliguori | for (i = BUS; i < DONE; i++) {
|
1728 | 2791104c | David Ahern | p = strpbrk(p, ":.");
|
1729 | 2791104c | David Ahern | if (!p) {
|
1730 | 2791104c | David Ahern | break;
|
1731 | 2791104c | David Ahern | } |
1732 | 5d0c5750 | aliguori | p++; |
1733 | 5d0c5750 | aliguori | |
1734 | 2791104c | David Ahern | if (*p == '*') { |
1735 | 2791104c | David Ahern | continue;
|
1736 | 2791104c | David Ahern | } |
1737 | 5d0c5750 | aliguori | switch(i) {
|
1738 | 5d0c5750 | aliguori | case BUS: f->bus_num = strtol(p, NULL, 10); break; |
1739 | 5d0c5750 | aliguori | case DEV: f->addr = strtol(p, NULL, 10); break; |
1740 | 5d0c5750 | aliguori | case VID: f->vendor_id = strtol(p, NULL, 16); break; |
1741 | 5d0c5750 | aliguori | case PID: f->product_id = strtol(p, NULL, 16); break; |
1742 | 5d0c5750 | aliguori | } |
1743 | 5d0c5750 | aliguori | } |
1744 | 5d0c5750 | aliguori | |
1745 | 5d0c5750 | aliguori | if (i < DEV) {
|
1746 | 5d0c5750 | aliguori | fprintf(stderr, "husb: invalid auto filter spec %s\n", spec);
|
1747 | 5d0c5750 | aliguori | return -1; |
1748 | 5d0c5750 | aliguori | } |
1749 | 5d0c5750 | aliguori | |
1750 | 5d0c5750 | aliguori | return 0; |
1751 | 5d0c5750 | aliguori | } |
1752 | 5d0c5750 | aliguori | |
1753 | a594cfbf | bellard | /**********************/
|
1754 | a594cfbf | bellard | /* USB host device info */
|
1755 | a594cfbf | bellard | |
1756 | a594cfbf | bellard | struct usb_class_info {
|
1757 | a594cfbf | bellard | int class;
|
1758 | a594cfbf | bellard | const char *class_name; |
1759 | a594cfbf | bellard | }; |
1760 | a594cfbf | bellard | |
1761 | a594cfbf | bellard | static const struct usb_class_info usb_class_info[] = { |
1762 | a594cfbf | bellard | { USB_CLASS_AUDIO, "Audio"},
|
1763 | a594cfbf | bellard | { USB_CLASS_COMM, "Communication"},
|
1764 | a594cfbf | bellard | { USB_CLASS_HID, "HID"},
|
1765 | a594cfbf | bellard | { USB_CLASS_HUB, "Hub" },
|
1766 | a594cfbf | bellard | { USB_CLASS_PHYSICAL, "Physical" },
|
1767 | a594cfbf | bellard | { USB_CLASS_PRINTER, "Printer" },
|
1768 | a594cfbf | bellard | { USB_CLASS_MASS_STORAGE, "Storage" },
|
1769 | a594cfbf | bellard | { USB_CLASS_CDC_DATA, "Data" },
|
1770 | a594cfbf | bellard | { USB_CLASS_APP_SPEC, "Application Specific" },
|
1771 | a594cfbf | bellard | { USB_CLASS_VENDOR_SPEC, "Vendor Specific" },
|
1772 | a594cfbf | bellard | { USB_CLASS_STILL_IMAGE, "Still Image" },
|
1773 | b9dc033c | balrog | { USB_CLASS_CSCID, "Smart Card" },
|
1774 | a594cfbf | bellard | { USB_CLASS_CONTENT_SEC, "Content Security" },
|
1775 | a594cfbf | bellard | { -1, NULL } |
1776 | a594cfbf | bellard | }; |
1777 | a594cfbf | bellard | |
1778 | a594cfbf | bellard | static const char *usb_class_str(uint8_t class) |
1779 | bb36d470 | bellard | { |
1780 | a594cfbf | bellard | const struct usb_class_info *p; |
1781 | a594cfbf | bellard | for(p = usb_class_info; p->class != -1; p++) { |
1782 | 2791104c | David Ahern | if (p->class == class) {
|
1783 | a594cfbf | bellard | break;
|
1784 | 2791104c | David Ahern | } |
1785 | bb36d470 | bellard | } |
1786 | a594cfbf | bellard | return p->class_name;
|
1787 | a594cfbf | bellard | } |
1788 | a594cfbf | bellard | |
1789 | 5557d820 | Gerd Hoffmann | static void usb_info_device(Monitor *mon, int bus_num, int addr, char *port, |
1790 | 5557d820 | Gerd Hoffmann | int class_id, int vendor_id, int product_id, |
1791 | 9596ebb7 | pbrook | const char *product_name, |
1792 | 9596ebb7 | pbrook | int speed)
|
1793 | a594cfbf | bellard | { |
1794 | a594cfbf | bellard | const char *class_str, *speed_str; |
1795 | a594cfbf | bellard | |
1796 | a594cfbf | bellard | switch(speed) {
|
1797 | 5fafdf24 | ths | case USB_SPEED_LOW:
|
1798 | 5fafdf24 | ths | speed_str = "1.5";
|
1799 | a594cfbf | bellard | break;
|
1800 | 5fafdf24 | ths | case USB_SPEED_FULL:
|
1801 | 5fafdf24 | ths | speed_str = "12";
|
1802 | a594cfbf | bellard | break;
|
1803 | 5fafdf24 | ths | case USB_SPEED_HIGH:
|
1804 | 5fafdf24 | ths | speed_str = "480";
|
1805 | a594cfbf | bellard | break;
|
1806 | f264cfbf | Hans de Goede | case USB_SPEED_SUPER:
|
1807 | f264cfbf | Hans de Goede | speed_str = "5000";
|
1808 | f264cfbf | Hans de Goede | break;
|
1809 | a594cfbf | bellard | default:
|
1810 | 5fafdf24 | ths | speed_str = "?";
|
1811 | a594cfbf | bellard | break;
|
1812 | a594cfbf | bellard | } |
1813 | a594cfbf | bellard | |
1814 | 5557d820 | Gerd Hoffmann | monitor_printf(mon, " Bus %d, Addr %d, Port %s, Speed %s Mb/s\n",
|
1815 | 5557d820 | Gerd Hoffmann | bus_num, addr, port, speed_str); |
1816 | a594cfbf | bellard | class_str = usb_class_str(class_id); |
1817 | 2791104c | David Ahern | if (class_str) {
|
1818 | 376253ec | aliguori | monitor_printf(mon, " %s:", class_str);
|
1819 | 2791104c | David Ahern | } else {
|
1820 | 376253ec | aliguori | monitor_printf(mon, " Class %02x:", class_id);
|
1821 | 2791104c | David Ahern | } |
1822 | 376253ec | aliguori | monitor_printf(mon, " USB device %04x:%04x", vendor_id, product_id);
|
1823 | 2791104c | David Ahern | if (product_name[0] != '\0') { |
1824 | 376253ec | aliguori | monitor_printf(mon, ", %s", product_name);
|
1825 | 2791104c | David Ahern | } |
1826 | 376253ec | aliguori | monitor_printf(mon, "\n");
|
1827 | a594cfbf | bellard | } |
1828 | a594cfbf | bellard | |
1829 | 5fafdf24 | ths | static int usb_host_info_device(void *opaque, int bus_num, int addr, |
1830 | 5557d820 | Gerd Hoffmann | char *path, int class_id, |
1831 | 5fafdf24 | ths | int vendor_id, int product_id, |
1832 | a594cfbf | bellard | const char *product_name, |
1833 | a594cfbf | bellard | int speed)
|
1834 | a594cfbf | bellard | { |
1835 | 179da8af | Blue Swirl | Monitor *mon = opaque; |
1836 | 179da8af | Blue Swirl | |
1837 | 5557d820 | Gerd Hoffmann | usb_info_device(mon, bus_num, addr, path, class_id, vendor_id, product_id, |
1838 | a594cfbf | bellard | product_name, speed); |
1839 | a594cfbf | bellard | return 0; |
1840 | a594cfbf | bellard | } |
1841 | a594cfbf | bellard | |
1842 | ac4ffb5a | aliguori | static void dec2str(int val, char *str, size_t size) |
1843 | 5d0c5750 | aliguori | { |
1844 | 2791104c | David Ahern | if (val == 0) { |
1845 | ac4ffb5a | aliguori | snprintf(str, size, "*");
|
1846 | 2791104c | David Ahern | } else {
|
1847 | 2791104c | David Ahern | snprintf(str, size, "%d", val);
|
1848 | 2791104c | David Ahern | } |
1849 | 5d0c5750 | aliguori | } |
1850 | 5d0c5750 | aliguori | |
1851 | ac4ffb5a | aliguori | static void hex2str(int val, char *str, size_t size) |
1852 | 5d0c5750 | aliguori | { |
1853 | 2791104c | David Ahern | if (val == 0) { |
1854 | ac4ffb5a | aliguori | snprintf(str, size, "*");
|
1855 | 2791104c | David Ahern | } else {
|
1856 | 26a9e82a | Gerd Hoffmann | snprintf(str, size, "%04x", val);
|
1857 | 2791104c | David Ahern | } |
1858 | 5d0c5750 | aliguori | } |
1859 | 5d0c5750 | aliguori | |
1860 | 376253ec | aliguori | void usb_host_info(Monitor *mon)
|
1861 | a594cfbf | bellard | { |
1862 | 5d0c5750 | aliguori | struct USBAutoFilter *f;
|
1863 | 26a9e82a | Gerd Hoffmann | struct USBHostDevice *s;
|
1864 | 5d0c5750 | aliguori | |
1865 | 179da8af | Blue Swirl | usb_host_scan(mon, usb_host_info_device); |
1866 | 5d0c5750 | aliguori | |
1867 | 2791104c | David Ahern | if (QTAILQ_EMPTY(&hostdevs)) {
|
1868 | 26a9e82a | Gerd Hoffmann | return;
|
1869 | 2791104c | David Ahern | } |
1870 | 2791104c | David Ahern | |
1871 | 26a9e82a | Gerd Hoffmann | monitor_printf(mon, " Auto filters:\n");
|
1872 | 26a9e82a | Gerd Hoffmann | QTAILQ_FOREACH(s, &hostdevs, next) { |
1873 | 5d0c5750 | aliguori | char bus[10], addr[10], vid[10], pid[10]; |
1874 | 26a9e82a | Gerd Hoffmann | f = &s->match; |
1875 | ac4ffb5a | aliguori | dec2str(f->bus_num, bus, sizeof(bus));
|
1876 | ac4ffb5a | aliguori | dec2str(f->addr, addr, sizeof(addr));
|
1877 | ac4ffb5a | aliguori | hex2str(f->vendor_id, vid, sizeof(vid));
|
1878 | ac4ffb5a | aliguori | hex2str(f->product_id, pid, sizeof(pid));
|
1879 | 9056a297 | Gerd Hoffmann | monitor_printf(mon, " Bus %s, Addr %s, Port %s, ID %s:%s\n",
|
1880 | 9056a297 | Gerd Hoffmann | bus, addr, f->port ? f->port : "*", vid, pid);
|
1881 | 5d0c5750 | aliguori | } |
1882 | bb36d470 | bellard | } |