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 "qemu/osdep.h" 26 #include "qemu/error-report.h" 27 #include "hw/boards.h" 28 #include "hw/xen/xen-legacy-backend.h" 29 #include "hw/xen/xen-bus.h" 30 #include "sysemu/block-backend.h" 31 #include "sysemu/sysemu.h" 32 33 static void xen_init_pv(MachineState *machine) 34 { 35 DriveInfo *dinfo; 36 int i; 37 38 /* Initialize backend core & drivers */ 39 xen_be_init(); 40 41 switch (xen_mode) { 42 case XEN_ATTACH: 43 /* nothing to do, libxl handles everything */ 44 break; 45 case XEN_EMULATE: 46 error_report("xen emulation not implemented (yet)"); 47 exit(1); 48 break; 49 default: 50 error_report("unhandled xen_mode %d", xen_mode); 51 exit(1); 52 break; 53 } 54 55 xen_be_register("vfb", &xen_framebuffer_ops); 56 xen_be_register("qnic", &xen_netdev_ops); 57 58 /* configure framebuffer */ 59 if (vga_interface_type == VGA_XENFB) { 60 xen_config_dev_vfb(0, "vnc"); 61 xen_config_dev_vkbd(0); 62 vga_interface_created = true; 63 } 64 65 /* configure disks */ 66 for (i = 0; i < 16; i++) { 67 dinfo = drive_get(IF_XEN, 0, i); 68 if (!dinfo) 69 continue; 70 xen_config_dev_blk(dinfo); 71 } 72 73 /* configure nics */ 74 for (i = 0; i < nb_nics; i++) { 75 if (!nd_table[i].model || 0 != strcmp(nd_table[i].model, "xen")) 76 continue; 77 xen_config_dev_nic(nd_table + i); 78 } 79 80 xen_bus_init(); 81 82 /* config cleanup hook */ 83 atexit(xen_config_cleanup); 84 } 85 86 static void xenpv_machine_init(MachineClass *mc) 87 { 88 mc->desc = "Xen Para-virtualized PC"; 89 mc->init = xen_init_pv; 90 mc->max_cpus = 1; 91 mc->default_machine_opts = "accel=xen"; 92 } 93 94 DEFINE_MACHINE("xenpv", xenpv_machine_init) 95