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https://github.com/xemu-project/xemu.git
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a0595d9eb8
Needed for moving halted field to CPUState. Signed-off-by: Andreas Färber <afaerber@suse.de> Tested-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
127 lines
3.6 KiB
C
127 lines
3.6 KiB
C
/*
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* QEMU Xen PV Machine
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*
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* Copyright (c) 2007 Red Hat
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "hw.h"
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#include "pc.h"
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#include "boards.h"
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#include "xen_backend.h"
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#include "xen_domainbuild.h"
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#include "blockdev.h"
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static void xen_init_pv(ram_addr_t ram_size,
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const char *boot_device,
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const char *kernel_filename,
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const char *kernel_cmdline,
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const char *initrd_filename,
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const char *cpu_model)
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{
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X86CPU *cpu;
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CPUX86State *env;
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DriveInfo *dinfo;
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int i;
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/* Initialize a dummy CPU */
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if (cpu_model == NULL) {
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#ifdef TARGET_X86_64
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cpu_model = "qemu64";
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#else
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cpu_model = "qemu32";
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#endif
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}
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cpu = cpu_x86_init(cpu_model);
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env = &cpu->env;
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env->halted = 1;
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/* Initialize backend core & drivers */
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if (xen_be_init() != 0) {
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fprintf(stderr, "%s: xen backend core setup failed\n", __FUNCTION__);
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exit(1);
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}
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switch (xen_mode) {
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case XEN_ATTACH:
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/* nothing to do, xend handles everything */
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break;
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case XEN_CREATE:
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if (xen_domain_build_pv(kernel_filename, initrd_filename,
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kernel_cmdline) < 0) {
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fprintf(stderr, "xen pv domain creation failed\n");
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exit(1);
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}
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break;
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case XEN_EMULATE:
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fprintf(stderr, "xen emulation not implemented (yet)\n");
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exit(1);
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break;
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}
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xen_be_register("console", &xen_console_ops);
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xen_be_register("vkbd", &xen_kbdmouse_ops);
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xen_be_register("vfb", &xen_framebuffer_ops);
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xen_be_register("qdisk", &xen_blkdev_ops);
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xen_be_register("qnic", &xen_netdev_ops);
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/* configure framebuffer */
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if (xenfb_enabled) {
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xen_config_dev_vfb(0, "vnc");
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xen_config_dev_vkbd(0);
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}
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/* configure disks */
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for (i = 0; i < 16; i++) {
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dinfo = drive_get(IF_XEN, 0, i);
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if (!dinfo)
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continue;
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xen_config_dev_blk(dinfo);
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}
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/* configure nics */
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for (i = 0; i < nb_nics; i++) {
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if (!nd_table[i].model || 0 != strcmp(nd_table[i].model, "xen"))
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continue;
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xen_config_dev_nic(nd_table + i);
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}
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/* config cleanup hook */
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atexit(xen_config_cleanup);
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/* setup framebuffer */
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xen_init_display(xen_domid);
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}
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static QEMUMachine xenpv_machine = {
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.name = "xenpv",
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.desc = "Xen Para-virtualized PC",
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.init = xen_init_pv,
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.max_cpus = 1,
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.default_machine_opts = "accel=xen",
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};
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static void xenpv_machine_init(void)
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{
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qemu_register_machine(&xenpv_machine);
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}
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machine_init(xenpv_machine_init);
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