1 #include "qemu-common.h"
2 #include "qemu-option.h"
3 #include "qemu-config.h"
5 QemuOptsList qemu_drive_opts = {
7 .head = TAILQ_HEAD_INITIALIZER(qemu_drive_opts.head),
11 .type = QEMU_OPT_NUMBER,
15 .type = QEMU_OPT_NUMBER,
16 .help = "unit number (i.e. lun for scsi)",
19 .type = QEMU_OPT_STRING,
20 .help = "interface (ide, scsi, sd, mtd, floppy, pflash, virtio)",
23 .type = QEMU_OPT_NUMBER,
26 .type = QEMU_OPT_NUMBER,
27 .help = "number of cylinders (ide disk geometry)",
30 .type = QEMU_OPT_NUMBER,
31 .help = "number of heads (ide disk geometry)",
34 .type = QEMU_OPT_NUMBER,
35 .help = "number of sectors (ide disk geometry)",
38 .type = QEMU_OPT_STRING,
39 .help = "chs translation (auto, lba. none)",
42 .type = QEMU_OPT_STRING,
43 .help = "media type (disk, cdrom)",
46 .type = QEMU_OPT_BOOL,
49 .type = QEMU_OPT_STRING,
53 .type = QEMU_OPT_STRING,
54 .help = "host cache usage (none, writeback, writethrough)",
57 .type = QEMU_OPT_STRING,
58 .help = "host AIO implementation (threads, native)",
61 .type = QEMU_OPT_STRING,
62 .help = "disk format (raw, qcow2, ...)",
65 .type = QEMU_OPT_STRING,
68 .type = QEMU_OPT_STRING,
71 .type = QEMU_OPT_STRING,
72 .help = "pci address (virtio only)",
78 QemuOptsList qemu_device_opts = {
80 .head = TAILQ_HEAD_INITIALIZER(qemu_device_opts.head),
83 * no elements => accept any
84 * sanity checking will happen later
85 * when setting device properties
91 static QemuOptsList *lists[] = {
97 int qemu_set_option(const char *str)
99 char group[64], id[64], arg[64];
103 rc = sscanf(str, "%63[^.].%63[^.].%63[^=]%n", group, id, arg, &offset);
104 if (rc < 3 || str[offset] != '=') {
105 fprintf(stderr, "can't parse: \"%s\"\n", str);
109 for (i = 0; lists[i] != NULL; i++) {
110 if (strcmp(lists[i]->name, group) == 0)
113 if (lists[i] == NULL) {
114 fprintf(stderr, "there is no option group \"%s\"\n", group);
118 opts = qemu_opts_find(lists[i], id);
120 fprintf(stderr, "there is no %s \"%s\" defined\n",
125 if (-1 == qemu_opt_set(opts, arg, str+offset+1)) {
126 fprintf(stderr, "failed to set \"%s\" for %s \"%s\"\n",
127 arg, lists[i]->name, id);