static void
vm_reset_vdevs(struct vmctx *ctx)
{
/*
* The current virtual devices doesn't define virtual
* device reset function. So we call vdev deinit/init
* pairing to emulate the device reset operation.
*
* pci/ioapic deinit/init is needed because of dependency
* of pci irq allocation/free.
*
* acpi build is necessary because irq for each vdev
* could be assigned with different number after reset.
*/
atkbdc_deinit(ctx);
if (debugexit_enabled)
deinit_debugexit();
vhpet_deinit(ctx);
vpit_deinit(ctx);
vrtc_deinit(ctx);
deinit_pci(ctx);
pci_irq_deinit(ctx);
ioapic_deinit();
pci_irq_init(ctx);
atkbdc_init(ctx);
vrtc_init(ctx);
vpit_init(ctx);
vhpet_init(ctx);
if (debugexit_enabled)
init_debugexit();
ioapic_init(ctx);
init_pci(ctx);
if (acpi) {
acpi_build(ctx, guest_ncpus);
}
}
int
main(int argc, char *argv[])
{
int c, error, gdb_port, err, bvmcons;
int dump_guest_memory, max_vcpus, mptgen;
int rtc_localtime;
struct vmctx *ctx;
uint64_t rip;
size_t memsize;
bvmcons = 0;
dump_guest_memory = 0;
progname = basename(argv[0]);
gdb_port = 0;
guest_ncpus = 1;
memsize = 256 * MB;
mptgen = 1;
rtc_localtime = 1;
while ((c = getopt(argc, argv, "abehuwxACHIPWYp:g:c:s:m:l:U:")) != -1) {
switch (c) {
case 'a':
x2apic_mode = 0;
break;
case 'A':
acpi = 1;
break;
case 'b':
bvmcons = 1;
break;
case 'p':
if (pincpu_parse(optarg) != 0) {
errx(EX_USAGE, "invalid vcpu pinning "
"configuration '%s'", optarg);
}
break;
case 'c':
guest_ncpus = atoi(optarg);
break;
case 'C':
dump_guest_memory = 1;
break;
case 'g':
gdb_port = atoi(optarg);
break;
case 'l':
if (lpc_device_parse(optarg) != 0) {
errx(EX_USAGE, "invalid lpc device "
"configuration '%s'", optarg);
}
break;
case 's':
if (pci_parse_slot(optarg) != 0)
exit(1);
else
break;
case 'm':
error = vm_parse_memsize(optarg, &memsize);
if (error)
errx(EX_USAGE, "invalid memsize '%s'", optarg);
break;
case 'H':
guest_vmexit_on_hlt = 1;
break;
case 'I':
/*
* The "-I" option was used to add an ioapic to the
* virtual machine.
*
* An ioapic is now provided unconditionally for each
* virtual machine and this option is now deprecated.
*/
break;
case 'P':
guest_vmexit_on_pause = 1;
break;
case 'e':
strictio = 1;
break;
case 'u':
rtc_localtime = 0;
break;
case 'U':
guest_uuid_str = optarg;
break;
case 'w':
strictmsr = 0;
break;
case 'W':
virtio_msix = 0;
break;
case 'x':
x2apic_mode = 1;
break;
case 'Y':
mptgen = 0;
break;
case 'h':
usage(0);
default:
usage(1);
}
}
argc -= optind;
argv += optind;
if (argc != 1)
usage(1);
vmname = argv[0];
ctx = vm_open(vmname);
if (ctx == NULL) {
perror("vm_open");
exit(1);
}
if (guest_ncpus < 1) {
fprintf(stderr, "Invalid guest vCPUs (%d)\n", guest_ncpus);
exit(1);
}
max_vcpus = num_vcpus_allowed(ctx);
if (guest_ncpus > max_vcpus) {
fprintf(stderr, "%d vCPUs requested but only %d available\n",
guest_ncpus, max_vcpus);
exit(1);
}
fbsdrun_set_capabilities(ctx, BSP);
if (dump_guest_memory)
vm_set_memflags(ctx, VM_MEM_F_INCORE);
err = vm_setup_memory(ctx, memsize, VM_MMAP_ALL);
if (err) {
fprintf(stderr, "Unable to setup memory (%d)\n", err);
exit(1);
}
error = init_msr();
if (error) {
fprintf(stderr, "init_msr error %d", error);
exit(1);
}
init_mem();
init_inout();
pci_irq_init(ctx);
ioapic_init(ctx);
rtc_init(ctx, rtc_localtime);
sci_init(ctx);
/*
* Exit if a device emulation finds an error in it's initilization
*/
if (init_pci(ctx) != 0)
exit(1);
if (gdb_port != 0)
init_dbgport(gdb_port);
if (bvmcons)
init_bvmcons();
error = vm_get_register(ctx, BSP, VM_REG_GUEST_RIP, &rip);
assert(error == 0);
/*
* build the guest tables, MP etc.
*/
if (mptgen) {
error = mptable_build(ctx, guest_ncpus);
if (error)
exit(1);
}
error = smbios_build(ctx);
assert(error == 0);
if (acpi) {
error = acpi_build(ctx, guest_ncpus);
assert(error == 0);
}
/*
* Change the proc title to include the VM name.
*/
setproctitle("%s", vmname);
/*
* Add CPU 0
*/
fbsdrun_addcpu(ctx, BSP, BSP, rip);
/*
* Head off to the main event dispatch loop
*/
mevent_dispatch();
exit(1);
}
static int
vm_init_vdevs(struct vmctx *ctx)
{
int ret;
init_mem();
init_inout();
pci_irq_init(ctx);
atkbdc_init(ctx);
ioapic_init(ctx);
/*
* We don't care ioc_init return value so far.
* Will add return value check once ioc is full function.
*/
ret = ioc_init(ctx);
ret = vrtc_init(ctx);
if (ret < 0)
goto vrtc_fail;
ret = vpit_init(ctx);
if (ret < 0)
goto vpit_fail;
ret = vhpet_init(ctx);
if (ret < 0)
goto vhpet_fail;
sci_init(ctx);
if (debugexit_enabled)
init_debugexit();
ret = monitor_init(ctx);
if (ret < 0)
goto monitor_fail;
ret = init_pci(ctx);
if (ret < 0)
goto pci_fail;
init_vtpm2(ctx);
return 0;
pci_fail:
monitor_close();
monitor_fail:
if (debugexit_enabled)
deinit_debugexit();
vhpet_deinit(ctx);
vhpet_fail:
vpit_deinit(ctx);
vpit_fail:
vrtc_deinit(ctx);
vrtc_fail:
ioc_deinit(ctx);
atkbdc_deinit(ctx);
pci_irq_deinit(ctx);
ioapic_deinit();
return -1;
}
int
main(int argc, char *argv[])
{
int c, error, dbg_port, gdb_port, err, bvmcons;
int max_vcpus, mptgen, memflags;
int rtc_localtime;
bool gdb_stop;
struct vmctx *ctx;
uint64_t rip;
size_t memsize;
char *optstr;
bvmcons = 0;
progname = basename(argv[0]);
dbg_port = 0;
gdb_port = 0;
gdb_stop = false;
guest_ncpus = 1;
sockets = cores = threads = 1;
maxcpus = 0;
memsize = 256 * MB;
mptgen = 1;
rtc_localtime = 1;
memflags = 0;
optstr = "abehuwxACHIPSWYp:g:G:c:s:m:l:U:";
while ((c = getopt(argc, argv, optstr)) != -1) {
switch (c) {
case 'a':
x2apic_mode = 0;
break;
case 'A':
acpi = 1;
break;
case 'b':
bvmcons = 1;
break;
case 'p':
if (pincpu_parse(optarg) != 0) {
errx(EX_USAGE, "invalid vcpu pinning "
"configuration '%s'", optarg);
}
break;
case 'c':
if (topology_parse(optarg) != 0) {
errx(EX_USAGE, "invalid cpu topology "
"'%s'", optarg);
}
break;
case 'C':
memflags |= VM_MEM_F_INCORE;
break;
case 'g':
dbg_port = atoi(optarg);
break;
case 'G':
if (optarg[0] == 'w') {
gdb_stop = true;
optarg++;
}
gdb_port = atoi(optarg);
break;
case 'l':
if (lpc_device_parse(optarg) != 0) {
errx(EX_USAGE, "invalid lpc device "
"configuration '%s'", optarg);
}
break;
case 's':
if (pci_parse_slot(optarg) != 0)
exit(1);
else
break;
case 'S':
memflags |= VM_MEM_F_WIRED;
break;
case 'm':
error = vm_parse_memsize(optarg, &memsize);
if (error)
errx(EX_USAGE, "invalid memsize '%s'", optarg);
break;
case 'H':
guest_vmexit_on_hlt = 1;
break;
case 'I':
/*
* The "-I" option was used to add an ioapic to the
* virtual machine.
*
* An ioapic is now provided unconditionally for each
* virtual machine and this option is now deprecated.
*/
break;
case 'P':
guest_vmexit_on_pause = 1;
break;
case 'e':
strictio = 1;
break;
case 'u':
rtc_localtime = 0;
break;
case 'U':
guest_uuid_str = optarg;
break;
case 'w':
strictmsr = 0;
break;
case 'W':
virtio_msix = 0;
break;
case 'x':
x2apic_mode = 1;
break;
case 'Y':
mptgen = 0;
break;
case 'h':
usage(0);
default:
usage(1);
}
}
argc -= optind;
argv += optind;
if (argc != 1)
usage(1);
vmname = argv[0];
ctx = do_open(vmname);
max_vcpus = num_vcpus_allowed(ctx);
if (guest_ncpus > max_vcpus) {
fprintf(stderr, "%d vCPUs requested but only %d available\n",
guest_ncpus, max_vcpus);
exit(1);
}
fbsdrun_set_capabilities(ctx, BSP);
vm_set_memflags(ctx, memflags);
err = vm_setup_memory(ctx, memsize, VM_MMAP_ALL);
if (err) {
fprintf(stderr, "Unable to setup memory (%d)\n", errno);
exit(1);
}
error = init_msr();
if (error) {
fprintf(stderr, "init_msr error %d", error);
exit(1);
}
init_mem();
init_inout();
atkbdc_init(ctx);
pci_irq_init(ctx);
ioapic_init(ctx);
rtc_init(ctx, rtc_localtime);
sci_init(ctx);
/*
* Exit if a device emulation finds an error in its initilization
*/
if (init_pci(ctx) != 0)
exit(1);
if (dbg_port != 0)
init_dbgport(dbg_port);
if (gdb_port != 0)
init_gdb(ctx, gdb_port, gdb_stop);
if (bvmcons)
init_bvmcons();
if (lpc_bootrom()) {
if (vm_set_capability(ctx, BSP, VM_CAP_UNRESTRICTED_GUEST, 1)) {
fprintf(stderr, "ROM boot failed: unrestricted guest "
"capability not available\n");
exit(1);
}
error = vcpu_reset(ctx, BSP);
assert(error == 0);
}
error = vm_get_register(ctx, BSP, VM_REG_GUEST_RIP, &rip);
assert(error == 0);
/*
* build the guest tables, MP etc.
*/
if (mptgen) {
error = mptable_build(ctx, guest_ncpus);
if (error)
exit(1);
}
error = smbios_build(ctx);
assert(error == 0);
if (acpi) {
error = acpi_build(ctx, guest_ncpus);
assert(error == 0);
}
if (lpc_bootrom())
fwctl_init();
#ifndef WITHOUT_CAPSICUM
caph_cache_catpages();
if (caph_limit_stdout() == -1 || caph_limit_stderr() == -1)
errx(EX_OSERR, "Unable to apply rights for sandbox");
if (cap_enter() == -1 && errno != ENOSYS)
errx(EX_OSERR, "cap_enter() failed");
#endif
/*
* Change the proc title to include the VM name.
*/
setproctitle("%s", vmname);
/*
* Add CPU 0
*/
fbsdrun_addcpu(ctx, BSP, BSP, rip);
/*
* Head off to the main event dispatch loop
*/
mevent_dispatch();
exit(1);
}
