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# HG changeset patch
# User vhanquez@xxxxxxxxxxxxxxxxxxxxxxx
# Node ID 9fedfb8cb1b29d7a385c0b66a9077f4984950142
# Parent 2a873f8020ae8859a90c624dc78cbc6d9d3e9058
# Parent 5b30599761b3f0b85e6bb1768f0236294881e900
merge
diff -r 2a873f8020ae -r 9fedfb8cb1b2 tools/examples/xmexample.vmx
--- a/tools/examples/xmexample.vmx Tue Jan 3 13:03:35 2006
+++ b/tools/examples/xmexample.vmx Tue Jan 3 13:04:59 2006
@@ -29,6 +29,9 @@
#-----------------------------------------------------------------------------
# the number of cpus guest platform has, default=1
vcpus=1
+
+# enable/disalbe vmx guest ACPI, default=0 (disabled)
+#acpi=0
# List of which CPUS this domain is allowed to use, default Xen picks
#cpus = "" # leave to Xen to pick
diff -r 2a873f8020ae -r 9fedfb8cb1b2 tools/firmware/vmxassist/Makefile
--- a/tools/firmware/vmxassist/Makefile Tue Jan 3 13:03:35 2006
+++ b/tools/firmware/vmxassist/Makefile Tue Jan 3 13:04:59 2006
@@ -24,7 +24,7 @@
# The emulator code lives in ROM space
TEXTADDR=0x000D0000
-DEFINES=-DDEBUG -D_ACPI_ -DTEXTADDR=$(TEXTADDR)
+DEFINES=-DDEBUG -DTEXTADDR=$(TEXTADDR)
XENINC=-I$(XEN_ROOT)/tools/libxc
LD = ld
diff -r 2a873f8020ae -r 9fedfb8cb1b2 tools/firmware/vmxassist/acpi_madt.c
--- a/tools/firmware/vmxassist/acpi_madt.c Tue Jan 3 13:03:35 2006
+++ b/tools/firmware/vmxassist/acpi_madt.c Tue Jan 3 13:04:59 2006
@@ -24,23 +24,75 @@
extern int puts(const char *s);
-#define VCPU_NR_PAGE 0x0009F000
-#define VCPU_NR_OFFSET 0x00000800
-#define VCPU_MAGIC 0x76637075 /* "vcpu" */
+#define HVM_INFO_PAGE 0x0009F000
+#define HVM_INFO_OFFSET 0x00000800
-/* xc_vmx_builder wrote vcpu block at 0x9F800. Return it. */
+struct hvm_info_table {
+ char signature[8]; /* "HVM INFO" */
+ uint32_t length;
+ uint8_t checksum;
+ uint8_t acpi_enabled;
+ uint8_t pad[2];
+ uint32_t nr_vcpus;
+};
+
+static struct hvm_info_table *table = NULL;
+
static int
+checksum_valid(uint8_t *ptr, int len)
+{
+ uint8_t sum=0;
+ int i;
+
+ for (i = 0; i < len; i++)
+ sum += ptr[i];
+
+ return (sum == 0);
+}
+
+/* xc_vmx_builder wrote hvm info at 0x9F800. Return it. */
+static struct hvm_info_table *
+get_hvm_info_table(void)
+{
+ struct hvm_info_table *t;
+ char signature[] = "HVM INFO";
+ int i;
+
+ if (table != NULL)
+ return table;
+
+ t = (struct hvm_info_table *)(HVM_INFO_PAGE + HVM_INFO_OFFSET);
+
+ /* strncmp(t->signature, "HVM INFO", 8) */
+ for (i = 0; i < 8; i++) {
+ if (signature[i] != t->signature[i]) {
+ puts("Bad hvm info signature\n");
+ return NULL;
+ }
+ }
+
+ if (!checksum_valid((uint8_t *)t, t->length)) {
+ puts("Bad hvm info checksum\n");
+ return NULL;
+ }
+
+ table = t;
+
+ return table;
+}
+
+int
get_vcpu_nr(void)
{
- unsigned int *vcpus;
+ struct hvm_info_table *t = get_hvm_info_table();
+ return (t ? t->nr_vcpus : 1); /* default 1 vcpu */
+}
- vcpus = (unsigned int *)(VCPU_NR_PAGE + VCPU_NR_OFFSET);
- if (vcpus[0] != VCPU_MAGIC) {
- puts("Bad vcpus magic, set vcpu number to 1 by default.\n");
- return 1;
- }
-
- return vcpus[1];
+int
+get_acpi_enabled(void)
+{
+ struct hvm_info_table *t = get_hvm_info_table();
+ return (t ? t->acpi_enabled : 0); /* default no acpi */
}
static void *
diff -r 2a873f8020ae -r 9fedfb8cb1b2 tools/firmware/vmxassist/vmxloader.c
--- a/tools/firmware/vmxassist/vmxloader.c Tue Jan 3 13:03:35 2006
+++ b/tools/firmware/vmxassist/vmxloader.c Tue Jan 3 13:04:59 2006
@@ -24,12 +24,10 @@
#include "machine.h"
#include "roms.h"
-#ifdef _ACPI_
#include "acpi.h"
#include "../acpi/acpi2_0.h" // for ACPI_PHYSICAL_ADDRESS
int acpi_madt_update(unsigned char* acpi_start);
-#endif
-
+int get_acpi_enabled(void);
/*
* C runtime start off
@@ -120,18 +118,17 @@
memcpy((void *)0xC0000,
vgabios_stdvga, sizeof(vgabios_stdvga));
}
-#ifdef _ACPI_
- puts("Loading ACPI ...\n");
- acpi_madt_update(acpi);
-
- if (ACPI_PHYSICAL_ADDRESS+sizeof(acpi) <= 0xF0000) {
- /* make sure acpi table does not overlap rombios
- * currently acpi less than 8K will be OK.
- */
- memcpy((void *)ACPI_PHYSICAL_ADDRESS, acpi, sizeof(acpi));
+ if (get_acpi_enabled() != 0) {
+ puts("Loading ACPI ...\n");
+ acpi_madt_update((unsigned char*)acpi);
+ if (ACPI_PHYSICAL_ADDRESS+sizeof(acpi) <= 0xF0000) {
+ /* make sure acpi table does not overlap rombios
+ * currently acpi less than 8K will be OK.
+ */
+ memcpy((void *)ACPI_PHYSICAL_ADDRESS, acpi,
sizeof(acpi));
+ }
}
-#endif
puts("Loading VMXAssist ...\n");
memcpy((void *)TEXTADDR, vmxassist, sizeof(vmxassist));
diff -r 2a873f8020ae -r 9fedfb8cb1b2 tools/libxc/xc_vmx_build.c
--- a/tools/libxc/xc_vmx_build.c Tue Jan 3 13:03:35 2006
+++ b/tools/libxc/xc_vmx_build.c Tue Jan 3 13:04:59 2006
@@ -33,8 +33,17 @@
#define E820_MAP_NR_OFFSET 0x000001E8
#define E820_MAP_OFFSET 0x000002D0
-#define VCPU_NR_PAGE 0x0009F000
-#define VCPU_NR_OFFSET 0x00000800
+#define HVM_INFO_PAGE 0x0009F000
+#define HVM_INFO_OFFSET 0x00000800
+
+struct hvm_info_table {
+ char signature[8]; /* "HVM INFO" */
+ uint32_t length;
+ uint8_t checksum;
+ uint8_t acpi_enabled;
+ uint8_t pad[2];
+ uint32_t nr_vcpus;
+};
struct e820entry {
uint64_t addr;
@@ -119,26 +128,45 @@
return (*(((unsigned char *)e820_page) + E820_MAP_NR_OFFSET) = nr_map);
}
+static void
+set_hvm_info_checksum(struct hvm_info_table *t)
+{
+ uint8_t *ptr = (uint8_t *)t, sum = 0;
+ unsigned int i;
+
+ t->checksum = 0;
+
+ for (i = 0; i < t->length; i++)
+ sum += *ptr++;
+
+ t->checksum = -sum;
+}
+
/*
- * Use E820 reserved memory 0x9F800 to pass number of vcpus to vmxloader
- * vmxloader will use it to config ACPI MADT table
+ * Use E820 reserved memory 0x9F800 to pass HVM info to vmxloader
+ * vmxloader will use this info to set BIOS accordingly
*/
-#define VCPU_MAGIC 0x76637075 /* "vcpu" */
-static int set_vcpu_nr(int xc_handle, uint32_t dom,
- unsigned long *pfn_list, unsigned int vcpus)
-{
- char *va_map;
- unsigned int *va_vcpus;
+static int set_hvm_info(int xc_handle, uint32_t dom,
+ unsigned long *pfn_list, unsigned int vcpus,
+ unsigned int acpi)
+{
+ char *va_map;
+ struct hvm_info_table *va_hvm;
va_map = xc_map_foreign_range(xc_handle, dom,
PAGE_SIZE, PROT_READ|PROT_WRITE,
- pfn_list[VCPU_NR_PAGE >> PAGE_SHIFT]);
+ pfn_list[HVM_INFO_PAGE >> PAGE_SHIFT]);
if ( va_map == NULL )
return -1;
- va_vcpus = (unsigned int *)(va_map + VCPU_NR_OFFSET);
- va_vcpus[0] = VCPU_MAGIC;
- va_vcpus[1] = vcpus;
+ va_hvm = (struct hvm_info_table *)(va_map + HVM_INFO_OFFSET);
+ memset(va_hvm, 0, sizeof(*va_hvm));
+ strncpy(va_hvm->signature, "HVM INFO", 8);
+ va_hvm->length = sizeof(struct hvm_info_table);
+ va_hvm->acpi_enabled = acpi;
+ va_hvm->nr_vcpus = vcpus;
+
+ set_hvm_info_checksum(va_hvm);
munmap(va_map, PAGE_SIZE);
@@ -281,6 +309,7 @@
unsigned int control_evtchn,
unsigned int lapic,
unsigned int vcpus,
+ unsigned int acpi,
unsigned int store_evtchn,
unsigned long *store_mfn)
{
@@ -490,8 +519,8 @@
goto error_out;
}
- if (set_vcpu_nr(xc_handle, dom, page_array, vcpus)) {
- fprintf(stderr, "Couldn't set vcpu number for VMX guest.\n");
+ if (set_hvm_info(xc_handle, dom, page_array, vcpus, acpi)) {
+ fprintf(stderr, "Couldn't set hvm info for VMX guest.\n");
goto error_out;
}
@@ -581,6 +610,7 @@
unsigned int control_evtchn,
unsigned int lapic,
unsigned int vcpus,
+ unsigned int acpi,
unsigned int store_evtchn,
unsigned long *store_mfn)
{
@@ -644,7 +674,7 @@
if ( setup_guest(xc_handle, domid, memsize, image, image_size, nr_pages,
ctxt, op.u.getdomaininfo.shared_info_frame,
control_evtchn,
- lapic, vcpus, store_evtchn, store_mfn) < 0)
+ lapic, vcpus, acpi, store_evtchn, store_mfn) < 0)
{
ERROR("Error constructing guest OS");
goto error_out;
diff -r 2a873f8020ae -r 9fedfb8cb1b2 tools/libxc/xenguest.h
--- a/tools/libxc/xenguest.h Tue Jan 3 13:03:35 2006
+++ b/tools/libxc/xenguest.h Tue Jan 3 13:04:59 2006
@@ -58,6 +58,7 @@
unsigned int control_evtchn,
unsigned int lapic,
unsigned int vcpus,
+ unsigned int acpi,
unsigned int store_evtchn,
unsigned long *store_mfn);
diff -r 2a873f8020ae -r 9fedfb8cb1b2 tools/python/xen/lowlevel/xc/xc.c
--- a/tools/python/xen/lowlevel/xc/xc.c Tue Jan 3 13:03:35 2006
+++ b/tools/python/xen/lowlevel/xc/xc.c Tue Jan 3 13:04:59 2006
@@ -364,19 +364,20 @@
int control_evtchn, store_evtchn;
int vcpus = 1;
int lapic = 0;
+ int acpi = 0;
int memsize;
unsigned long store_mfn = 0;
static char *kwd_list[] = { "dom", "control_evtchn", "store_evtchn",
- "memsize", "image", "lapic", "vcpus", NULL };
-
- if ( !PyArg_ParseTupleAndKeywords(args, kwds, "iiiisii", kwd_list,
+ "memsize", "image", "lapic", "vcpus",
"acpi",NULL };
+
+ if ( !PyArg_ParseTupleAndKeywords(args, kwds, "iiiisiii", kwd_list,
&dom, &control_evtchn, &store_evtchn,
- &memsize, &image, &lapic, &vcpus) )
+ &memsize, &image, &lapic, &vcpus,&acpi) )
return NULL;
if ( xc_vmx_build(self->xc_handle, dom, memsize, image, control_evtchn,
- lapic, vcpus, store_evtchn, &store_mfn) != 0 )
+ lapic, vcpus, acpi, store_evtchn, &store_mfn) != 0 )
return PyErr_SetFromErrno(xc_error);
return Py_BuildValue("{s:i}", "store_mfn", store_mfn);
diff -r 2a873f8020ae -r 9fedfb8cb1b2 tools/python/xen/xend/image.py
--- a/tools/python/xen/xend/image.py Tue Jan 3 13:03:35 2006
+++ b/tools/python/xen/xend/image.py Tue Jan 3 13:04:59 2006
@@ -214,6 +214,8 @@
if not lapic is None:
self.lapic = int(lapic)
+ self.acpi = int(sxp.child_value(imageConfig, 'acpi', 0))
+
def buildDomain(self):
# Create an event channel
self.device_channel = xc.evtchn_alloc_unbound(dom=self.vm.getDomid(),
@@ -229,6 +231,7 @@
log.debug("memsize = %d", self.vm.getMemoryTarget() / 1024)
log.debug("lapic = %d", self.lapic)
log.debug("vcpus = %d", self.vm.getVCpuCount())
+ log.debug("acpi = %d", self.acpi)
return xc.vmx_build(dom = self.vm.getDomid(),
image = self.kernel,
@@ -236,8 +239,8 @@
store_evtchn = store_evtchn,
memsize = self.vm.getMemoryTarget() / 1024,
lapic = self.lapic,
+ acpi = self.acpi,
vcpus = self.vm.getVCpuCount())
-
# Return a list of cmd line args to the device models based on the
# xm config file
@@ -269,44 +272,44 @@
nics = 0
for (name, info) in deviceConfig:
if name == 'vbd':
- uname = sxp.child_value(info, 'uname')
- typedev = sxp.child_value(info, 'dev')
- (_, vbdparam) = string.split(uname, ':', 1)
- if re.match('^ioemu:', typedev):
- (emtype, vbddev) = string.split(typedev, ':', 1)
- else:
- emtype = 'vbd'
- vbddev = typedev
- if emtype != 'ioemu':
- continue;
- vbddev_list = ['hda', 'hdb', 'hdc', 'hdd']
- if vbddev not in vbddev_list:
- raise VmError("vmx: for qemu vbd type=file&dev=hda~hdd")
- ret.append("-%s" % vbddev)
- ret.append("%s" % vbdparam)
+ uname = sxp.child_value(info, 'uname')
+ typedev = sxp.child_value(info, 'dev')
+ (_, vbdparam) = string.split(uname, ':', 1)
+ if 'ioemu:' in typedev:
+ (emtype, vbddev) = string.split(typedev, ':', 1)
+ else:
+ emtype = 'vbd'
+ vbddev = typedev
+ if emtype == 'vbd':
+ continue;
+ vbddev_list = ['hda', 'hdb', 'hdc', 'hdd']
+ if vbddev not in vbddev_list:
+ raise VmError("vmx: for qemu vbd type=file&dev=hda~hdd")
+ ret.append("-%s" % vbddev)
+ ret.append("%s" % vbdparam)
if name == 'vif':
- type = sxp.child_value(info, 'type')
- if type != 'ioemu':
- continue
- nics += 1
- if mac != None:
- continue
- mac = sxp.child_value(info, 'mac')
- bridge = sxp.child_value(info, 'bridge')
- if mac == None:
- mac = randomMAC()
- if bridge == None:
- bridge = 'xenbr0'
- ret.append("-macaddr")
- ret.append("%s" % mac)
- ret.append("-bridge")
- ret.append("%s" % bridge)
+ type = sxp.child_value(info, 'type')
+ if type != 'ioemu':
+ continue
+ nics += 1
+ if mac != None:
+ continue
+ mac = sxp.child_value(info, 'mac')
+ bridge = sxp.child_value(info, 'bridge')
+ if mac == None:
+ mac = randomMAC()
+ if bridge == None:
+ bridge = 'xenbr0'
+ ret.append("-macaddr")
+ ret.append("%s" % mac)
+ ret.append("-bridge")
+ ret.append("%s" % bridge)
if name == 'vtpm':
- instance = sxp.child_value(info, 'pref_instance')
- ret.append("-instance")
- ret.append("%s" % instance)
+ instance = sxp.child_value(info, 'pref_instance')
+ ret.append("-instance")
+ ret.append("%s" % instance)
ret.append("-nics")
- ret.append("%d" % nics)
+ ret.append("%d" % nics)
return ret
def configVNC(self, config):
diff -r 2a873f8020ae -r 9fedfb8cb1b2 tools/python/xen/xend/server/blkif.py
--- a/tools/python/xen/xend/server/blkif.py Tue Jan 3 13:03:35 2006
+++ b/tools/python/xen/xend/server/blkif.py Tue Jan 3 13:04:59 2006
@@ -31,7 +31,7 @@
"""Block device interface controller. Handles all block devices
for a domain.
"""
-
+
def __init__(self, vm):
"""Create a block device controller.
"""
@@ -40,9 +40,9 @@
def getDeviceDetails(self, config):
"""@see DevController.getDeviceDetails"""
-
+
dev = sxp.child_value(config, 'dev')
- if re.match('^ioemu:', dev):
+ if 'ioemu:' in dev:
return (None,{},{})
devid = blkif.blkdev_name_to_number(dev)
diff -r 2a873f8020ae -r 9fedfb8cb1b2 tools/python/xen/xm/create.py
--- a/tools/python/xen/xm/create.py Tue Jan 3 13:03:35 2006
+++ b/tools/python/xen/xm/create.py Tue Jan 3 13:04:59 2006
@@ -163,6 +163,10 @@
gopts.var('lapic', val='LAPIC',
fn=set_int, default=0,
use="Disable or enable local APIC of VMX domain.")
+
+gopts.var('acpi', val='ACPI',
+ fn=set_int, default=0,
+ use="Disable or enable ACPI of VMX domain.")
gopts.var('vcpus', val='VCPUS',
fn=set_int, default=1,
@@ -531,7 +535,7 @@
args = [ 'device_model', 'vcpus', 'cdrom', 'boot', 'fda', 'fdb',
'localtime', 'serial', 'stdvga', 'isa', 'nographic', 'audio',
'vnc', 'vncviewer', 'sdl', 'display', 'ne2000', 'lapic',
- 'xauthority' ]
+ 'xauthority', 'acpi' ]
for a in args:
if (vals.__dict__[a]):
config_image.append([a, vals.__dict__[a]])
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