cpu: Move halted and interrupt_request fields to CPUState
[qemu.git] / hw / i386 / xen_machine_pv.c
1 /*
2 * QEMU Xen PV Machine
3 *
4 * Copyright (c) 2007 Red Hat
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
24
25 #include "hw/hw.h"
26 #include "hw/pc.h"
27 #include "hw/boards.h"
28 #include "hw/xen_backend.h"
29 #include "hw/xen_domainbuild.h"
30 #include "sysemu/blockdev.h"
31
32 static void xen_init_pv(QEMUMachineInitArgs *args)
33 {
34 const char *cpu_model = args->cpu_model;
35 const char *kernel_filename = args->kernel_filename;
36 const char *kernel_cmdline = args->kernel_cmdline;
37 const char *initrd_filename = args->initrd_filename;
38 X86CPU *cpu;
39 CPUState *cs;
40 DriveInfo *dinfo;
41 int i;
42
43 /* Initialize a dummy CPU */
44 if (cpu_model == NULL) {
45 #ifdef TARGET_X86_64
46 cpu_model = "qemu64";
47 #else
48 cpu_model = "qemu32";
49 #endif
50 }
51 cpu = cpu_x86_init(cpu_model);
52 cs = CPU(cpu);
53 cs->halted = 1;
54
55 /* Initialize backend core & drivers */
56 if (xen_be_init() != 0) {
57 fprintf(stderr, "%s: xen backend core setup failed\n", __FUNCTION__);
58 exit(1);
59 }
60
61 switch (xen_mode) {
62 case XEN_ATTACH:
63 /* nothing to do, xend handles everything */
64 break;
65 case XEN_CREATE:
66 if (xen_domain_build_pv(kernel_filename, initrd_filename,
67 kernel_cmdline) < 0) {
68 fprintf(stderr, "xen pv domain creation failed\n");
69 exit(1);
70 }
71 break;
72 case XEN_EMULATE:
73 fprintf(stderr, "xen emulation not implemented (yet)\n");
74 exit(1);
75 break;
76 }
77
78 xen_be_register("console", &xen_console_ops);
79 xen_be_register("vkbd", &xen_kbdmouse_ops);
80 xen_be_register("vfb", &xen_framebuffer_ops);
81 xen_be_register("qdisk", &xen_blkdev_ops);
82 xen_be_register("qnic", &xen_netdev_ops);
83
84 /* configure framebuffer */
85 if (xenfb_enabled) {
86 xen_config_dev_vfb(0, "vnc");
87 xen_config_dev_vkbd(0);
88 }
89
90 /* configure disks */
91 for (i = 0; i < 16; i++) {
92 dinfo = drive_get(IF_XEN, 0, i);
93 if (!dinfo)
94 continue;
95 xen_config_dev_blk(dinfo);
96 }
97
98 /* configure nics */
99 for (i = 0; i < nb_nics; i++) {
100 if (!nd_table[i].model || 0 != strcmp(nd_table[i].model, "xen"))
101 continue;
102 xen_config_dev_nic(nd_table + i);
103 }
104
105 /* config cleanup hook */
106 atexit(xen_config_cleanup);
107
108 /* setup framebuffer */
109 xen_init_display(xen_domid);
110 }
111
112 static QEMUMachine xenpv_machine = {
113 .name = "xenpv",
114 .desc = "Xen Para-virtualized PC",
115 .init = xen_init_pv,
116 .max_cpus = 1,
117 .default_machine_opts = "accel=xen",
118 DEFAULT_MACHINE_OPTIONS,
119 };
120
121 static void xenpv_machine_init(void)
122 {
123 qemu_register_machine(&xenpv_machine);
124 }
125
126 machine_init(xenpv_machine_init);