qemu/hw/i386/xen_machine_pv.c
Andreas Färber 259186a7d2 cpu: Move halted and interrupt_request fields to CPUState
Both fields are used in VMState, thus need to be moved together.
Explicitly zero them on reset since they were located before
breakpoints.

Pass PowerPCCPU to kvmppc_handle_halt().

Signed-off-by: Andreas Färber <afaerber@suse.de>
2013-03-12 10:35:55 +01:00

127 lines
3.7 KiB
C

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