Differential D15992 Diff 44379 usr.sbin/bhyve/bhyverun.c

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usr.sbin/bhyve/bhyverun.c

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#include <unistd.h>		#include <unistd.h>
#include <assert.h>		#include <assert.h>
#include <errno.h>		#include <errno.h>
#include <pthread.h>		#include <pthread.h>
#include <pthread_np.h>		#include <pthread_np.h>
#include <sysexits.h>		#include <sysexits.h>
#include <stdbool.h>		#include <stdbool.h>
#include <stdint.h>		#include <stdint.h>
		#include <libxo/xo.h>

#include <machine/vmm.h>		#include <machine/vmm.h>
#ifndef WITHOUT_CAPSICUM		#ifndef WITHOUT_CAPSICUM
#include <machine/vmm_dev.h>		#include <machine/vmm_dev.h>
#endif		#endif
#include <vmmapi.h>		#include <vmmapi.h>

#include "bhyverun.h"		#include "bhyverun.h"
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static cpuset_t *vcpumap[VM_MAXCPU] = { NULL };		static cpuset_t *vcpumap[VM_MAXCPU] = { NULL };

static void		static void
usage(int code)		usage(int code)
{		{

fprintf(stderr,		fprintf(stderr,
"Usage: %s [-abehuwxACHPSWY]\n"		"Usage: %s [-abefhuwxACHPSWY]\n"
" %*s [-c [[cpus=]numcpus][,sockets=n][,cores=n][,threads=n]]\n"		" %*s [-c [[cpus=]numcpus][,sockets=n][,cores=n][,threads=n]]\n"
" %*s [-g <gdb port>] [-l <lpc>]\n"		" %*s [-g <gdb port>] [-l <lpc>]\n"
" %*s [-m mem] [-p vcpu:hostcpu] [-s <pci>] [-U uuid] <vm>\n"		" %*s [-m mem] [-p vcpu:hostcpu] [-s <pci>] [-U uuid] <vm>\n"
" -a: local apic is in xAPIC mode (deprecated)\n"		" -a: local apic is in xAPIC mode (deprecated)\n"
" -A: create ACPI tables\n"		" -A: create ACPI tables\n"
" -c: number of cpus and/or topology specification\n"		" -c: number of cpus and/or topology specification\n"
" -C: include guest memory in core file\n"		" -C: include guest memory in core file\n"
" -e: exit on unhandled I/O access\n"		" -e: exit on unhandled I/O access\n"
		" -f: show supported emulator features\n"
" -g: gdb port\n"		" -g: gdb port\n"
" -h: help\n"		" -h: help\n"
" -H: vmexit from the guest on hlt\n"		" -H: vmexit from the guest on hlt\n"
" -l: LPC device configuration\n"		" -l: LPC device configuration\n"
" -m: memory size in MB\n"		" -m: memory size in MB\n"
" -p: pin 'vcpu' to 'hostcpu'\n"		" -p: pin 'vcpu' to 'hostcpu'\n"
" -P: vmexit from the guest on pause\n"		" -P: vmexit from the guest on pause\n"
" -s: <slot,driver,configinfo> PCI slot config\n"		" -s: <slot,driver,configinfo> PCI slot config\n"
" -S: guest memory cannot be swapped\n"		" -S: guest memory cannot be swapped\n"
" -u: RTC keeps UTC time\n"		" -u: RTC keeps UTC time\n"
" -U: uuid\n"		" -U: uuid\n"
" -w: ignore unimplemented MSRs\n"		" -w: ignore unimplemented MSRs\n"
" -W: force virtio to use single-vector MSI\n"		" -W: force virtio to use single-vector MSI\n"
" -x: local apic is in x2APIC mode\n"		" -x: local apic is in x2APIC mode\n"
" -Y: disable MPtable generation\n",		" -Y: disable MPtable generation\n",
progname, (int)strlen(progname), "", (int)strlen(progname), "",		progname, (int)strlen(progname), "", (int)strlen(progname), "",
(int)strlen(progname), "");		(int)strlen(progname), "");

exit(code);		exit(code);
}		}

		static void
		show_emulator_features()
		{
		/* top-level container */
		xo_open_container("bhyve");
		xo_emit("{L:Schema version}: {:schema_version}\n", "1.0");
		/* features collection container */
		xo_open_container("features");

		/* rtc_utc */
		xo_open_container("feature");
		xo_open_container("rtc_utc");
		xo_emit("\n{T:rtc_utc}\n");
		xo_emit("{L:Description}: {:description}\n", "RTC keeps UTC time");

		xo_open_container("cmd");
		xo_emit("{L:Command line switch}: {:switch}\n", "-u");
		xo_close_container("cmd");

		xo_close_container("rtc_utc");
		xo_close_container("feature");

		/* wire_guest_memory */
		xo_open_container("feature");
		xo_open_container("wire_guest_memory");
		xo_emit("\n{T:wire_guest_memory}\n");
		xo_emit("{L:Description}: {:description}\n", "Wire guest memory");

		xo_open_container("cmd");
		xo_emit("{L:Command line switch}: {:switch}\n", "-S");
		xo_close_container("cmd");

		xo_close_container("wire_guest_memory");
		xo_close_container("feature");

		/* devices */
		xo_open_container("feature");
		xo_open_container("devices");
		xo_emit("\n{T:devices}\n");
		xo_emit("{L:Description}: {:description}\n", "Devices support");

		xo_open_container("cmd");
		xo_emit("{L:Command line switch}: {:switch}\n", "-s");

		xo_open_list("arguments");

		/* virtio-net */
		xo_open_instance("arguments");
		xo_emit("{L:Arguments}: {:options/%s} {L:Description}: {:description/%s}\n",
		"virtio-net,tapN,mac=xx:xx:xx:xx:xx:xx",
		"Virtio network device");
		xo_close_instance("arguments");

		/* virtio-block */
		xo_open_instance("arguments");
		xo_emit("{L:Arguments}: {:options/%s} {L:Description}: {:description/%s}\n",
		"virtio-blk,path,nocache,direct,ro,sectorsize=logical/physical",
		"Virtio block device");
		xo_close_instance("arguments");

		/* fbuf */
		xo_open_instance("arguments");
		xo_emit("{L:Arguments}: '{:options/%s}' {L:Description}: {:description/%s}\n",
		"fbuf,rfb,rfb=IP:port,w=width,h=heigh,vga=vgaconf,wait,password=password",
		"Framebuffer device");
		xo_close_instance("arguments");

		xo_close_list("arguments");

		xo_close_container("cmd");

		xo_close_container("devices");
		xo_close_container("feature");

		xo_close_container("features");
		xo_close_container("bhyve");
		xo_finish();
		}

/*		/*
* XXX This parser is known to have the following issues:		* XXX This parser is known to have the following issues:
* 1. It accepts null key=value tokens ",,".		* 1. It accepts null key=value tokens ",,".
* 2. It accepts whitespace after = and before value.		* 2. It accepts whitespace after = and before value.
* 3. Values out of range of INT are silently wrapped.		* 3. Values out of range of INT are silently wrapped.
* 4. It doesn't check non-final values.		* 4. It doesn't check non-final values.
* 5. The apparently bogus limits of UINT16_MAX are for future expansion.		* 5. The apparently bogus limits of UINT16_MAX are for future expansion.
*		*
▲ Show 20 Lines • Show All 735 Lines • ▼ Show 20 Lines	main(int argc, char *argv[])
guest_ncpus = 1;		guest_ncpus = 1;
sockets = cores = threads = 1;		sockets = cores = threads = 1;
maxcpus = 0;		maxcpus = 0;
memsize = 256 * MB;		memsize = 256 * MB;
mptgen = 1;		mptgen = 1;
rtc_localtime = 1;		rtc_localtime = 1;
memflags = 0;		memflags = 0;

optstr = "abehuwxACHIPSWYp:g:G:c:s:m:l:U:";		argc = xo_parse_args(argc, argv);
		if (argc < 0)
		exit(1);

		optstr = "abefhuwxACHIPSWYp:g:G:c:s:m:l:U:";
while ((c = getopt(argc, argv, optstr)) != -1) {		while ((c = getopt(argc, argv, optstr)) != -1) {
switch (c) {		switch (c) {
case 'a':		case 'a':
x2apic_mode = 0;		x2apic_mode = 0;
break;		break;
case 'A':		case 'A':
acpi = 1;		acpi = 1;
break;		break;
Show All 9 Lines	case 'p':
case 'c':		case 'c':
if (topology_parse(optarg) != 0) {		if (topology_parse(optarg) != 0) {
errx(EX_USAGE, "invalid cpu topology "		errx(EX_USAGE, "invalid cpu topology "
"'%s'", optarg);		"'%s'", optarg);
}		}
break;		break;
case 'C':		case 'C':
memflags \|= VM_MEM_F_INCORE;		memflags \|= VM_MEM_F_INCORE;
		break;
		case 'f':
		show_emulator_features();
		exit(0);
break;		break;
case 'g':		case 'g':
dbg_port = atoi(optarg);		dbg_port = atoi(optarg);
break;		break;
case 'G':		case 'G':
if (optarg[0] == 'w') {		if (optarg[0] == 'w') {
gdb_stop = true;		gdb_stop = true;
optarg++;		optarg++;
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