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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-changelog] [xen-unstable] Merge with xen-ia64-unstable.hg
# HG changeset patch
# User kaf24@xxxxxxxxxxxxxxxxxxxx
# Node ID 74db626d2fcfde3e61f1f43934eddd034d64a4a9
# Parent 586c5fe8cf3e671231c0b9bcbfef9fec0aa251e4
# Parent 8a0ad47713f19e35b9f5021aaf16f94ca3e8e2b1
Merge with xen-ia64-unstable.hg
---
linux-2.6-xen-sparse/arch/x86_64/kernel/setup-xen.c | 6
linux-2.6-xen-sparse/drivers/xen/blktap/blktap.c | 8
linux-2.6-xen-sparse/drivers/xen/netfront/netfront.c | 60 ++-
tools/blktap/drivers/block-aio.c | 19 -
tools/blktap/drivers/block-qcow.c | 19 -
tools/blktap/drivers/tapdisk.c | 1
tools/blktap/lib/xs_api.c | 23 -
tools/debugger/gdb/gdbbuild | 4
tools/libxc/ia64/xc_ia64_stubs.c | 16
tools/python/xen/xend/FlatDeviceTree.py | 323 +++++++++++++++++++
tools/python/xen/xend/XendCheckpoint.py | 6
tools/python/xen/xend/XendDomain.py | 3
tools/python/xen/xend/XendDomainInfo.py | 63 ++-
tools/python/xen/xend/arch.py | 32 +
tools/python/xen/xend/image.py | 143 +++++---
tools/python/xen/xend/server/XMLRPCServer.py | 3
tools/python/xen/xend/server/blkif.py | 16
tools/python/xen/xm/migrate.py | 3
tools/python/xen/xm/shutdown.py | 49 ++
xen/arch/ia64/xen/dom0_ops.c | 4
xen/arch/x86/physdev.c | 5
xen/include/public/domctl.h | 7
xen/include/public/xen.h | 1
23 files changed, 648 insertions(+), 166 deletions(-)
diff -r 586c5fe8cf3e -r 74db626d2fcf
linux-2.6-xen-sparse/arch/x86_64/kernel/setup-xen.c
--- a/linux-2.6-xen-sparse/arch/x86_64/kernel/setup-xen.c Tue Aug 29
09:08:29 2006 -0600
+++ b/linux-2.6-xen-sparse/arch/x86_64/kernel/setup-xen.c Wed Aug 30
21:38:34 2006 +0100
@@ -846,7 +846,7 @@ void __init setup_arch(char **cmdline_p)
if (!xen_feature(XENFEAT_auto_translated_physmap)) {
/* Make sure we have a large enough P->M table. */
- phys_to_machine_mapping = alloc_bootmem(
+ phys_to_machine_mapping = alloc_bootmem_pages(
end_pfn * sizeof(unsigned long));
memset(phys_to_machine_mapping, ~0,
end_pfn * sizeof(unsigned long));
@@ -863,7 +863,7 @@ void __init setup_arch(char **cmdline_p)
* list of frames that make up the p2m table. Used by
* save/restore.
*/
- pfn_to_mfn_frame_list_list = alloc_bootmem(PAGE_SIZE);
+ pfn_to_mfn_frame_list_list =
alloc_bootmem_pages(PAGE_SIZE);
HYPERVISOR_shared_info->arch.pfn_to_mfn_frame_list_list
=
virt_to_mfn(pfn_to_mfn_frame_list_list);
@@ -873,7 +873,7 @@ void __init setup_arch(char **cmdline_p)
k++;
BUG_ON(k>=fpp);
pfn_to_mfn_frame_list[k] =
- alloc_bootmem(PAGE_SIZE);
+ alloc_bootmem_pages(PAGE_SIZE);
pfn_to_mfn_frame_list_list[k] =
virt_to_mfn(pfn_to_mfn_frame_list[k]);
j=0;
diff -r 586c5fe8cf3e -r 74db626d2fcf
linux-2.6-xen-sparse/drivers/xen/blktap/blktap.c
--- a/linux-2.6-xen-sparse/drivers/xen/blktap/blktap.c Tue Aug 29 09:08:29
2006 -0600
+++ b/linux-2.6-xen-sparse/drivers/xen/blktap/blktap.c Wed Aug 30 21:38:34
2006 +0100
@@ -114,8 +114,8 @@ typedef struct domid_translate {
} domid_translate_t ;
-domid_translate_t translate_domid[MAX_TAP_DEV];
-tap_blkif_t *tapfds[MAX_TAP_DEV];
+static domid_translate_t translate_domid[MAX_TAP_DEV];
+static tap_blkif_t *tapfds[MAX_TAP_DEV];
static int __init set_blkif_reqs(char *str)
{
@@ -1118,7 +1118,7 @@ static int do_block_io_op(blkif_t *blkif
"ring does not exist!\n");
print_dbug = 0; /*We only print this message once*/
}
- return 1;
+ return 0;
}
info = tapfds[blkif->dev_num];
@@ -1127,7 +1127,7 @@ static int do_block_io_op(blkif_t *blkif
WPRINTK("Can't get UE info!\n");
print_dbug = 0;
}
- return 1;
+ return 0;
}
while (rc != rp) {
diff -r 586c5fe8cf3e -r 74db626d2fcf
linux-2.6-xen-sparse/drivers/xen/netfront/netfront.c
--- a/linux-2.6-xen-sparse/drivers/xen/netfront/netfront.c Tue Aug 29
09:08:29 2006 -0600
+++ b/linux-2.6-xen-sparse/drivers/xen/netfront/netfront.c Wed Aug 30
21:38:34 2006 +0100
@@ -193,6 +193,7 @@ static void netfront_closing(struct xenb
static void end_access(int, void *);
static void netif_disconnect_backend(struct netfront_info *);
+static int open_netdev(struct netfront_info *);
static void close_netdev(struct netfront_info *);
static void netif_free(struct netfront_info *);
@@ -263,15 +264,22 @@ static int __devinit netfront_probe(stru
dev->dev.driver_data = info;
err = talk_to_backend(dev, info);
- if (err) {
- xennet_sysfs_delif(info->netdev);
- unregister_netdev(netdev);
- free_netdev(netdev);
- dev->dev.driver_data = NULL;
- return err;
- }
+ if (err)
+ goto fail_backend;
+
+ err = open_netdev(info);
+ if (err)
+ goto fail_open;
return 0;
+
+ fail_open:
+ xennet_sysfs_delif(info->netdev);
+ unregister_netdev(netdev);
+ fail_backend:
+ free_netdev(netdev);
+ dev->dev.driver_data = NULL;
+ return err;
}
@@ -1887,27 +1895,9 @@ create_netdev(int handle, int copying_re
SET_MODULE_OWNER(netdev);
SET_NETDEV_DEV(netdev, &dev->dev);
- err = register_netdev(netdev);
- if (err) {
- printk(KERN_WARNING "%s> register_netdev err=%d\n",
- __FUNCTION__, err);
- goto exit_free_rx;
- }
-
- err = xennet_sysfs_addif(netdev);
- if (err) {
- /* This can be non-fatal: it only means no tuning parameters */
- printk(KERN_WARNING "%s> add sysfs failed err=%d\n",
- __FUNCTION__, err);
- }
-
np->netdev = netdev;
-
return netdev;
-
- exit_free_rx:
- gnttab_free_grant_references(np->gref_rx_head);
exit_free_tx:
gnttab_free_grant_references(np->gref_tx_head);
exit:
@@ -1966,6 +1956,26 @@ static int __devexit netfront_remove(str
return 0;
}
+
+static int open_netdev(struct netfront_info *info)
+{
+ int err;
+
+ err = register_netdev(info->netdev);
+ if (err) {
+ printk(KERN_WARNING "%s: register_netdev err=%d\n",
+ __FUNCTION__, err);
+ return err;
+ }
+
+ err = xennet_sysfs_addif(info->netdev);
+ if (err) {
+ /* This can be non-fatal: it only means no tuning parameters */
+ printk(KERN_WARNING "%s: add sysfs failed err=%d\n",
+ __FUNCTION__, err);
+ }
+ return 0;
+}
static void close_netdev(struct netfront_info *info)
{
diff -r 586c5fe8cf3e -r 74db626d2fcf tools/blktap/drivers/block-aio.c
--- a/tools/blktap/drivers/block-aio.c Tue Aug 29 09:08:29 2006 -0600
+++ b/tools/blktap/drivers/block-aio.c Wed Aug 30 21:38:34 2006 +0100
@@ -52,7 +52,7 @@
*/
#define REQUEST_ASYNC_FD 1
-#define MAX_AIO_REQS (MAX_REQUESTS * MAX_SEGMENTS_PER_REQ * 8)
+#define MAX_AIO_REQS (MAX_REQUESTS * MAX_SEGMENTS_PER_REQ)
struct pending_aio {
td_callback_t cb;
@@ -146,7 +146,7 @@ int tdaio_open (struct td_state *s, cons
struct tdaio_state *prv = (struct tdaio_state *)s->private;
s->private = prv;
- DPRINTF("XXX: block-aio open('%s')", name);
+ DPRINTF("block-aio open('%s')", name);
/* Initialize AIO */
prv->iocb_free_count = MAX_AIO_REQS;
prv->iocb_queued = 0;
@@ -156,9 +156,18 @@ int tdaio_open (struct td_state *s, cons
if (prv->poll_fd < 0) {
ret = prv->poll_fd;
- DPRINTF("Couldn't get fd for AIO poll support. This is "
- "probably because your kernel does not have the "
- "aio-poll patch applied.\n");
+ if (ret == -EAGAIN) {
+ DPRINTF("Couldn't setup AIO context. If you are "
+ "trying to concurrently use a large number "
+ "of blktap-based disks, you may need to "
+ "increase the system-wide aio request limit. "
+ "(e.g. 'echo echo 1048576 > /proc/sys/fs/"
+ "aio-max-nr')\n");
+ } else {
+ DPRINTF("Couldn't get fd for AIO poll support. This "
+ "is probably because your kernel does not "
+ "have the aio-poll patch applied.\n");
+ }
goto done;
}
diff -r 586c5fe8cf3e -r 74db626d2fcf tools/blktap/drivers/block-qcow.c
--- a/tools/blktap/drivers/block-qcow.c Tue Aug 29 09:08:29 2006 -0600
+++ b/tools/blktap/drivers/block-qcow.c Wed Aug 30 21:38:34 2006 +0100
@@ -51,7 +51,7 @@
/******AIO DEFINES******/
#define REQUEST_ASYNC_FD 1
#define MAX_QCOW_IDS 0xFFFF
-#define MAX_AIO_REQS (MAX_REQUESTS * MAX_SEGMENTS_PER_REQ * 8)
+#define MAX_AIO_REQS (MAX_REQUESTS * MAX_SEGMENTS_PER_REQ)
struct pending_aio {
td_callback_t cb;
@@ -176,10 +176,21 @@ static int init_aio_state(struct td_stat
s->aio_ctx = (io_context_t) REQUEST_ASYNC_FD;
s->poll_fd = io_setup(MAX_AIO_REQS, &s->aio_ctx);
- if (s->poll_fd < 0) {
- DPRINTF("Retrieving Async poll fd failed\n");
+ if (s->poll_fd < 0) {
+ if (s->poll_fd == -EAGAIN) {
+ DPRINTF("Couldn't setup AIO context. If you are "
+ "trying to concurrently use a large number "
+ "of blktap-based disks, you may need to "
+ "increase the system-wide aio request limit. "
+ "(e.g. 'echo echo 1048576 > /proc/sys/fs/"
+ "aio-max-nr')\n");
+ } else {
+ DPRINTF("Couldn't get fd for AIO poll support. This "
+ "is probably because your kernel does not "
+ "have the aio-poll patch applied.\n");
+ }
goto fail;
- }
+ }
for (i=0;i<MAX_AIO_REQS;i++)
s->iocb_free[i] = &s->iocb_list[i];
diff -r 586c5fe8cf3e -r 74db626d2fcf tools/blktap/drivers/tapdisk.c
--- a/tools/blktap/drivers/tapdisk.c Tue Aug 29 09:08:29 2006 -0600
+++ b/tools/blktap/drivers/tapdisk.c Wed Aug 30 21:38:34 2006 +0100
@@ -110,6 +110,7 @@ static void unmap_disk(struct td_state *
free(s->fd_entry);
free(s->blkif);
free(s->ring_info);
+ free(s->private);
free(s);
return;
diff -r 586c5fe8cf3e -r 74db626d2fcf tools/blktap/lib/xs_api.c
--- a/tools/blktap/lib/xs_api.c Tue Aug 29 09:08:29 2006 -0600
+++ b/tools/blktap/lib/xs_api.c Wed Aug 30 21:38:34 2006 +0100
@@ -204,7 +204,7 @@ int convert_dev_name_to_num(char *name)
int convert_dev_name_to_num(char *name) {
char *p_sd, *p_hd, *p_xvd, *p_plx, *p, *alpha,*ptr;
int majors[10] = {3,22,33,34,56,57,88,89,90,91};
- int maj,i;
+ int maj,i,ret = 0;
asprintf(&p_sd,"/dev/sd");
asprintf(&p_hd,"/dev/hd");
@@ -221,7 +221,7 @@ int convert_dev_name_to_num(char *name)
*ptr++;
}
*p++;
- return BASE_DEV_VAL + (16*i) + atoi(p);
+ ret = BASE_DEV_VAL + (16*i) + atoi(p);
} else if (strstr(name, p_hd) != NULL) {
p = name + strlen(p_hd);
for (i = 0, ptr = alpha; i < strlen(alpha); i++) {
@@ -229,7 +229,7 @@ int convert_dev_name_to_num(char *name)
*ptr++;
}
*p++;
- return (majors[i/2]*256) + atoi(p);
+ ret = (majors[i/2]*256) + atoi(p);
} else if (strstr(name, p_xvd) != NULL) {
p = name + strlen(p_xvd);
@@ -238,17 +238,24 @@ int convert_dev_name_to_num(char *name)
*ptr++;
}
*p++;
- return (202*256) + (16*i) + atoi(p);
+ ret = (202*256) + (16*i) + atoi(p);
} else if (strstr(name, p_plx) != NULL) {
p = name + strlen(p_plx);
- return atoi(p);
+ ret = atoi(p);
} else {
DPRINTF("Unknown device type, setting to default.\n");
- return BASE_DEV_VAL;
- }
- return 0;
+ ret = BASE_DEV_VAL;
+ }
+
+ free(p_sd);
+ free(p_hd);
+ free(p_xvd);
+ free(p_plx);
+ free(alpha);
+
+ return ret;
}
/**
diff -r 586c5fe8cf3e -r 74db626d2fcf tools/debugger/gdb/gdbbuild
--- a/tools/debugger/gdb/gdbbuild Tue Aug 29 09:08:29 2006 -0600
+++ b/tools/debugger/gdb/gdbbuild Wed Aug 30 21:38:34 2006 +0100
@@ -18,7 +18,7 @@ if [ "$MAKE" ]; then
if [ "$MAKE" ]; then
$MAKE
elif which gmake ; then
- gmake -j4
+ gmake -j4 CFLAGS=-D__XEN_TOOLS__
else
- make -j4
+ make -j4 CFLAGS=-D__XEN_TOOLS__
fi
diff -r 586c5fe8cf3e -r 74db626d2fcf tools/libxc/ia64/xc_ia64_stubs.c
--- a/tools/libxc/ia64/xc_ia64_stubs.c Tue Aug 29 09:08:29 2006 -0600
+++ b/tools/libxc/ia64/xc_ia64_stubs.c Wed Aug 30 21:38:34 2006 +0100
@@ -36,7 +36,6 @@ xc_ia64_get_pfn_list(int xc_handle, uint
struct xen_domctl domctl;
int num_pfns,ret;
unsigned int __start_page, __nr_pages;
- unsigned long max_pfns;
xen_pfn_t *__pfn_buf;
__start_page = start_page;
@@ -44,27 +43,22 @@ xc_ia64_get_pfn_list(int xc_handle, uint
__pfn_buf = pfn_buf;
while (__nr_pages) {
- max_pfns = ((unsigned long)__start_page << 32) | __nr_pages;
domctl.cmd = XEN_DOMCTL_getmemlist;
- domctl.domain = (domid_t)domid;
- domctl.u.getmemlist.max_pfns = max_pfns;
+ domctl.domain = (domid_t)domid;
+ domctl.u.getmemlist.max_pfns = __nr_pages;
+ domctl.u.getmemlist.start_pfn =__start_page;
domctl.u.getmemlist.num_pfns = 0;
set_xen_guest_handle(domctl.u.getmemlist.buffer, __pfn_buf);
- if ((max_pfns != -1UL)
- && mlock(__pfn_buf, __nr_pages * sizeof(xen_pfn_t)) != 0) {
+ if (mlock(__pfn_buf, __nr_pages * sizeof(xen_pfn_t)) != 0) {
PERROR("Could not lock pfn list buffer");
return -1;
}
ret = do_domctl(xc_handle, &domctl);
- if (max_pfns != -1UL)
- (void)munlock(__pfn_buf, __nr_pages * sizeof(xen_pfn_t));
+ (void)munlock(__pfn_buf, __nr_pages * sizeof(xen_pfn_t));
- if (max_pfns == -1UL)
- return 0;
-
num_pfns = domctl.u.getmemlist.num_pfns;
__start_page += num_pfns;
__nr_pages -= num_pfns;
diff -r 586c5fe8cf3e -r 74db626d2fcf tools/python/xen/xend/XendCheckpoint.py
--- a/tools/python/xen/xend/XendCheckpoint.py Tue Aug 29 09:08:29 2006 -0600
+++ b/tools/python/xen/xend/XendCheckpoint.py Wed Aug 30 21:38:34 2006 +0100
@@ -161,10 +161,12 @@ def restore(xd, fd):
if handler.store_mfn is None or handler.console_mfn is None:
raise XendError('Could not read store/console MFN')
+ #Block until src closes connection
+ os.read(fd, 1)
dominfo.unpause()
-
+
dominfo.completeRestore(handler.store_mfn, handler.console_mfn)
-
+
return dominfo
except:
dominfo.destroy()
diff -r 586c5fe8cf3e -r 74db626d2fcf tools/python/xen/xend/XendDomain.py
--- a/tools/python/xen/xend/XendDomain.py Tue Aug 29 09:08:29 2006 -0600
+++ b/tools/python/xen/xend/XendDomain.py Wed Aug 30 21:38:34 2006 +0100
@@ -431,7 +431,8 @@ class XendDomain:
sock.send("receive\n")
sock.recv(80)
XendCheckpoint.save(sock.fileno(), dominfo, True, live, dst)
-
+ dominfo.testDeviceComplete()
+ sock.close()
def domain_save(self, domid, dst):
"""Start saving a domain to file.
diff -r 586c5fe8cf3e -r 74db626d2fcf tools/python/xen/xend/XendDomainInfo.py
--- a/tools/python/xen/xend/XendDomainInfo.py Tue Aug 29 09:08:29 2006 -0600
+++ b/tools/python/xen/xend/XendDomainInfo.py Wed Aug 30 21:38:34 2006 +0100
@@ -30,7 +30,6 @@ import time
import time
import threading
import os
-import math
import xen.lowlevel.xc
from xen.util import asserts
@@ -703,6 +702,9 @@ class XendDomainInfo:
if security[idx][0] == 'ssidref':
to_store['security/ssidref'] = str(security[idx][1])
+ if not self.readVm('xend/restart_count'):
+ to_store['xend/restart_count'] = str(0)
+
log.debug("Storing VM details: %s", to_store)
self.writeVm(to_store)
@@ -823,6 +825,9 @@ class XendDomainInfo:
def setResume(self, state):
self.info['resume'] = state
+
+ def getRestartCount(self):
+ return self.readVm('xend/restart_count')
def refreshShutdown(self, xeninfo = None):
# If set at the end of this method, a restart is required, with the
@@ -1280,34 +1285,28 @@ class XendDomainInfo:
for v in range(0, self.info['max_vcpu_id']+1):
xc.vcpu_setaffinity(self.domid, v, self.info['cpus'])
- # set domain maxmem in KiB
- xc.domain_setmaxmem(self.domid, self.info['maxmem'] * 1024)
-
- m = self.image.getDomainMemory(self.info['memory'] * 1024)
+ # set memory limit
+ maxmem = self.image.getRequiredMemory(self.info['maxmem'] * 1024)
+ xc.domain_setmaxmem(self.domid, maxmem)
+
+ mem_kb = self.image.getRequiredMemory(self.info['memory'] * 1024)
# get the domain's shadow memory requirement
- sm = int(math.ceil(self.image.getDomainShadowMemory(m) / 1024.0))
- if self.info['shadow_memory'] > sm:
- sm = self.info['shadow_memory']
+ shadow_kb = self.image.getRequiredShadowMemory(mem_kb)
+ shadow_kb_req = self.info['shadow_memory'] * 1024
+ if shadow_kb_req > shadow_kb:
+ shadow_kb = shadow_kb_req
+ shadow_mb = (shadow_kb + 1023) / 1024
# Make sure there's enough RAM available for the domain
- balloon.free(m + sm * 1024)
+ balloon.free(mem_kb + shadow_mb * 1024)
# Set up the shadow memory
- sm = xc.shadow_mem_control(self.domid, mb=sm)
- self.info['shadow_memory'] = sm
-
- init_reservation = self.info['memory'] * 1024
- if os.uname()[4] in ('ia64', 'ppc64'):
- # Workaround for architectures that don't yet support
- # ballooning.
- init_reservation = m
- # Following line from xiantao.zhang@xxxxxxxxx
- # Needed for IA64 until supports ballooning -- okay for PPC64?
- xc.domain_setmaxmem(self.domid, m)
-
- xc.domain_memory_increase_reservation(self.domid, init_reservation,
- 0, 0)
+ shadow_cur = xc.shadow_mem_control(self.domid, shadow_mb)
+ self.info['shadow_memory'] = shadow_cur
+
+ # initial memory allocation
+ xc.domain_memory_increase_reservation(self.domid, mem_kb, 0, 0)
self.createChannels()
@@ -1495,6 +1494,21 @@ class XendDomainInfo:
if rc != 0:
raise XendError("Device of type '%s' refuses migration." % n)
+ def testDeviceComplete(self):
+ """ For Block IO migration safety we must ensure that
+ the device has shutdown correctly, i.e. all blocks are
+ flushed to disk
+ """
+ while True:
+ test = 0
+ for i in self.getDeviceController('vbd').deviceIDs():
+ test = 1
+ log.info("Dev %s still active, looping...", i)
+ time.sleep(0.1)
+
+ if test == 0:
+ break
+
def migrateDevices(self, network, dst, step, domName=''):
"""Notify the devices about migration
"""
@@ -1615,6 +1629,9 @@ class XendDomainInfo:
try:
new_dom = XendDomain.instance().domain_create(config)
new_dom.unpause()
+ rst_cnt = self.readVm('xend/restart_count')
+ rst_cnt = int(rst_cnt) + 1
+ self.writeVm('xend/restart_count', str(rst_cnt))
new_dom.removeVm(RESTART_IN_PROGRESS)
except:
if new_dom:
diff -r 586c5fe8cf3e -r 74db626d2fcf tools/python/xen/xend/image.py
--- a/tools/python/xen/xend/image.py Tue Aug 29 09:08:29 2006 -0600
+++ b/tools/python/xen/xend/image.py Wed Aug 30 21:38:34 2006 +0100
@@ -27,6 +27,8 @@ from xen.xend.XendLogging import log
from xen.xend.XendLogging import log
from xen.xend.server.netif import randomMAC
from xen.xend.xenstore.xswatch import xswatch
+from xen.xend import arch
+from xen.xend import FlatDeviceTree
xc = xen.lowlevel.xc.xc()
@@ -141,19 +143,10 @@ class ImageHandler:
raise VmError('Building domain failed: ostype=%s dom=%d err=%s'
% (self.ostype, self.vm.getDomid(), str(result)))
-
- def getDomainMemory(self, mem_kb):
- """@return The memory required, in KiB, by the domain to store the
- given amount, also in KiB."""
- if os.uname()[4] != 'ia64':
- # A little extra because auto-ballooning is broken w.r.t. HVM
- # guests. Also, slack is necessary for live migration since that
- # uses shadow page tables.
- if 'hvm' in xc.xeninfo()['xen_caps']:
- mem_kb += 4*1024;
+ def getRequiredMemory(self, mem_kb):
return mem_kb
- def getDomainShadowMemory(self, mem_kb):
+ def getRequiredShadowMemory(self, mem_kb):
"""@return The minimum shadow memory required, in KiB, for a domain
with mem_kb KiB of RAM."""
# PV domains don't need any shadow memory
@@ -197,9 +190,39 @@ class LinuxImageHandler(ImageHandler):
ramdisk = self.ramdisk,
features = self.vm.getFeatures())
+class PPC_LinuxImageHandler(LinuxImageHandler):
+
+ ostype = "linux"
+
+ def configure(self, imageConfig, deviceConfig):
+ LinuxImageHandler.configure(self, imageConfig, deviceConfig)
+ self.imageConfig = imageConfig
+
+ def buildDomain(self):
+ store_evtchn = self.vm.getStorePort()
+ console_evtchn = self.vm.getConsolePort()
+
+ log.debug("dom = %d", self.vm.getDomid())
+ log.debug("image = %s", self.kernel)
+ log.debug("store_evtchn = %d", store_evtchn)
+ log.debug("console_evtchn = %d", console_evtchn)
+ log.debug("cmdline = %s", self.cmdline)
+ log.debug("ramdisk = %s", self.ramdisk)
+ log.debug("vcpus = %d", self.vm.getVCpuCount())
+ log.debug("features = %s", self.vm.getFeatures())
+
+ devtree = FlatDeviceTree.build(self)
+
+ return xc.linux_build(dom = self.vm.getDomid(),
+ image = self.kernel,
+ store_evtchn = store_evtchn,
+ console_evtchn = console_evtchn,
+ cmdline = self.cmdline,
+ ramdisk = self.ramdisk,
+ features = self.vm.getFeatures(),
+ arch_args = devtree.to_bin())
+
class HVMImageHandler(ImageHandler):
-
- ostype = "hvm"
def configure(self, imageConfig, deviceConfig):
ImageHandler.configure(self, imageConfig, deviceConfig)
@@ -282,7 +305,7 @@ class HVMImageHandler(ImageHandler):
for (name, info) in deviceConfig:
if name == 'vbd':
uname = sxp.child_value(info, 'uname')
- if 'file:' in uname:
+ if uname is not None and 'file:' in uname:
(_, vbdparam) = string.split(uname, ':', 1)
if not os.path.isfile(vbdparam):
raise VmError('Disk image does not exist: %s' %
@@ -355,32 +378,6 @@ class HVMImageHandler(ImageHandler):
os.waitpid(self.pid, 0)
self.pid = 0
- def getDomainMemory(self, mem_kb):
- """@see ImageHandler.getDomainMemory"""
- if os.uname()[4] == 'ia64':
- page_kb = 16
- # ROM size for guest firmware, ioreq page and xenstore page
- extra_pages = 1024 + 2
- else:
- page_kb = 4
- # This was derived emperically:
- # 2.4 MB overhead per 1024 MB RAM + 8 MB constant
- # + 4 to avoid low-memory condition
- extra_mb = (2.4/1024) * (mem_kb/1024.0) + 12;
- extra_pages = int( math.ceil( extra_mb*1024 / page_kb ))
- return mem_kb + extra_pages * page_kb
-
- def getDomainShadowMemory(self, mem_kb):
- """@return The minimum shadow memory required, in KiB, for a domain
- with mem_kb KiB of RAM."""
- if os.uname()[4] in ('ia64', 'ppc64'):
- # Explicit shadow memory is not a concept
- return 0
- else:
- # 1MB per vcpu plus 4Kib/Mib of RAM. This is higher than
- # the minimum that Xen would allocate if no value were given.
- return 1024 * self.vm.getVCpuCount() + mem_kb / 256
-
def register_shutdown_watch(self):
""" add xen store watch on control/shutdown """
self.shutdownWatch = xswatch(self.vm.dompath + "/control/shutdown", \
@@ -417,15 +414,51 @@ class HVMImageHandler(ImageHandler):
return 1 # Keep watching
-"""Table of image handler classes for virtual machine images. Indexed by
-image type.
-"""
-imageHandlerClasses = {}
-
-
-for h in LinuxImageHandler, HVMImageHandler:
- imageHandlerClasses[h.ostype] = h
-
+class IA64_HVM_ImageHandler(HVMImageHandler):
+
+ ostype = "hvm"
+
+ def getRequiredMemory(self, mem_kb):
+ page_kb = 16
+ # ROM size for guest firmware, ioreq page and xenstore page
+ extra_pages = 1024 + 2
+ return mem_kb + extra_pages * page_kb
+
+ def getRequiredShadowMemory(self, mem_kb):
+ # Explicit shadow memory is not a concept
+ return 0
+
+class X86_HVM_ImageHandler(HVMImageHandler):
+
+ ostype = "hvm"
+
+ def getRequiredMemory(self, mem_kb):
+ page_kb = 4
+ # This was derived emperically:
+ # 2.4 MB overhead per 1024 MB RAM + 8 MB constant
+ # + 4 to avoid low-memory condition
+ extra_mb = (2.4/1024) * (mem_kb/1024.0) + 12;
+ extra_pages = int( math.ceil( extra_mb*1024 / page_kb ))
+ return mem_kb + extra_pages * page_kb
+
+ def getRequiredShadowMemory(self, mem_kb):
+ # 1MB per vcpu plus 4Kib/Mib of RAM. This is higher than
+ # the minimum that Xen would allocate if no value were given.
+ return 1024 * self.vm.getVCpuCount() + mem_kb / 256
+
+_handlers = {
+ "powerpc": {
+ "linux": PPC_LinuxImageHandler,
+ },
+ "ia64": {
+ "linux": LinuxImageHandler,
+ "hvm": IA64_HVM_ImageHandler,
+ },
+ "x86": {
+ "linux": LinuxImageHandler,
+ "hvm": X86_HVM_ImageHandler,
+ },
+}
def findImageHandlerClass(image):
"""Find the image handler class for an image config.
@@ -433,10 +466,10 @@ def findImageHandlerClass(image):
@param image config
@return ImageHandler subclass or None
"""
- ty = sxp.name(image)
- if ty is None:
+ type = sxp.name(image)
+ if type is None:
raise VmError('missing image type')
- imageClass = imageHandlerClasses.get(ty)
- if imageClass is None:
- raise VmError('unknown image type: ' + ty)
- return imageClass
+ try:
+ return _handlers[arch.type][type]
+ except KeyError:
+ raise VmError('unknown image type: ' + type)
diff -r 586c5fe8cf3e -r 74db626d2fcf
tools/python/xen/xend/server/XMLRPCServer.py
--- a/tools/python/xen/xend/server/XMLRPCServer.py Tue Aug 29 09:08:29
2006 -0600
+++ b/tools/python/xen/xend/server/XMLRPCServer.py Wed Aug 30 21:38:34
2006 +0100
@@ -78,7 +78,8 @@ methods = ['device_create', 'device_conf
methods = ['device_create', 'device_configure', 'destroyDevice',
'getDeviceSxprs',
'setMemoryTarget', 'setName', 'setVCpuCount', 'shutdown',
- 'send_sysrq', 'getVCPUInfo', 'waitForDevices']
+ 'send_sysrq', 'getVCPUInfo', 'waitForDevices',
+ 'getRestartCount']
exclude = ['domain_create', 'domain_restore']
diff -r 586c5fe8cf3e -r 74db626d2fcf tools/python/xen/xend/server/blkif.py
--- a/tools/python/xen/xend/server/blkif.py Tue Aug 29 09:08:29 2006 -0600
+++ b/tools/python/xen/xend/server/blkif.py Wed Aug 30 21:38:34 2006 +0100
@@ -52,10 +52,18 @@ class BlkifController(DevController):
except ValueError:
dev_type = "disk"
- try:
- (typ, params) = string.split(uname, ':', 1)
- except ValueError:
- (typ, params) = ("", "")
+ if uname is None:
+ if dev_type == 'cdrom':
+ (typ, params) = ("", "")
+ else:
+ raise VmError(
+ 'Block device must have physical details specified')
+ else:
+ try:
+ (typ, params) = string.split(uname, ':', 1)
+ except ValueError:
+ (typ, params) = ("", "")
+
back = { 'dev' : dev,
'type' : typ,
'params' : params,
diff -r 586c5fe8cf3e -r 74db626d2fcf tools/python/xen/xm/migrate.py
--- a/tools/python/xen/xm/migrate.py Tue Aug 29 09:08:29 2006 -0600
+++ b/tools/python/xen/xm/migrate.py Wed Aug 30 21:38:34 2006 +0100
@@ -57,7 +57,8 @@ def main(argv):
opts.usage()
return
if len(args) != 2:
- opts.err('Invalid arguments: ' + str(args))
+ opts.usage()
+ sys.exit(1)
dom = args[0]
dst = args[1]
server.xend.domain.migrate(dom, dst, opts.vals.live, opts.vals.resource,
opts.vals.port)
diff -r 586c5fe8cf3e -r 74db626d2fcf tools/python/xen/xm/shutdown.py
--- a/tools/python/xen/xm/shutdown.py Tue Aug 29 09:08:29 2006 -0600
+++ b/tools/python/xen/xm/shutdown.py Wed Aug 30 21:38:34 2006 +0100
@@ -48,21 +48,48 @@ gopts.opt('reboot', short='R',
fn=set_true, default=0,
use='Shutdown and reboot.')
+def wait_reboot(opts, doms, rcs):
+ while doms:
+ alive = server.xend.domains(0)
+ reboot = []
+ for d in doms:
+ if d in alive:
+ rc = server.xend.domain.getRestartCount(d)
+ if rc == rcs[d]: continue
+ reboot.append(d)
+ else:
+ opts.info("Domain %s destroyed for failed in rebooting" % d)
+ doms.remove(d)
+ for d in reboot:
+ opts.info("Domain %s rebooted" % d)
+ doms.remove(d)
+ time.sleep(1)
+ opts.info("All domains rebooted")
+
+def wait_shutdown(opts, doms):
+ while doms:
+ alive = server.xend.domains(0)
+ dead = []
+ for d in doms:
+ if d in alive: continue
+ dead.append(d)
+ for d in dead:
+ opts.info("Domain %s terminated" % d)
+ doms.remove(d)
+ time.sleep(1)
+ opts.info("All domains terminated")
+
def shutdown(opts, doms, mode, wait):
+ rcs = {}
for d in doms:
+ rcs[d] = server.xend.domain.getRestartCount(d)
server.xend.domain.shutdown(d, mode)
+
if wait:
- while doms:
- alive = server.xend.domains(0)
- dead = []
- for d in doms:
- if d in alive: continue
- dead.append(d)
- for d in dead:
- opts.info("Domain %s terminated" % d)
- doms.remove(d)
- time.sleep(1)
- opts.info("All domains terminated")
+ if mode == 'reboot':
+ wait_reboot(opts, doms, rcs)
+ else:
+ wait_shutdown(opts, doms)
def shutdown_mode(opts):
if opts.vals.halt and opts.vals.reboot:
diff -r 586c5fe8cf3e -r 74db626d2fcf xen/arch/ia64/xen/dom0_ops.c
--- a/xen/arch/ia64/xen/dom0_ops.c Tue Aug 29 09:08:29 2006 -0600
+++ b/xen/arch/ia64/xen/dom0_ops.c Wed Aug 30 21:38:34 2006 +0100
@@ -40,8 +40,8 @@ long arch_do_domctl(xen_domctl_t *op, XE
{
unsigned long i;
struct domain *d = find_domain_by_id(op->domain);
- unsigned long start_page = op->u.getmemlist.max_pfns >> 32;
- unsigned long nr_pages = op->u.getmemlist.max_pfns & 0xffffffff;
+ unsigned long start_page = op->u.getmemlist.start_pfn;
+ unsigned long nr_pages = op->u.getmemlist.max_pfns;
unsigned long mfn;
if ( d == NULL ) {
diff -r 586c5fe8cf3e -r 74db626d2fcf xen/arch/x86/physdev.c
--- a/xen/arch/x86/physdev.c Tue Aug 29 09:08:29 2006 -0600
+++ b/xen/arch/x86/physdev.c Wed Aug 30 21:38:34 2006 +0100
@@ -96,10 +96,11 @@ long do_physdev_op(int cmd, XEN_GUEST_HA
if ( !IS_PRIV(current->domain) )
break;
+ irq = irq_op.irq;
ret = -EINVAL;
- if ( (irq = irq_op.irq) >= NR_IRQS )
+ if ( (irq < 0) || (irq >= NR_IRQS) )
break;
-
+
irq_op.vector = assign_irq_vector(irq);
ret = copy_to_guest(arg, &irq_op, 1) ? -EFAULT : 0;
break;
diff -r 586c5fe8cf3e -r 74db626d2fcf xen/include/public/domctl.h
--- a/xen/include/public/domctl.h Tue Aug 29 09:08:29 2006 -0600
+++ b/xen/include/public/domctl.h Wed Aug 30 21:38:34 2006 +0100
@@ -16,7 +16,7 @@
#include "xen.h"
-#define XEN_DOMCTL_INTERFACE_VERSION 0x00000001
+#define XEN_DOMCTL_INTERFACE_VERSION 0x00000002
#define uint64_t uint64_aligned_t
@@ -72,8 +72,11 @@ DEFINE_XEN_GUEST_HANDLE(xen_domctl_getdo
#define XEN_DOMCTL_getmemlist 6
struct xen_domctl_getmemlist {
/* IN variables. */
+ /* Max entries to write to output buffer. */
uint64_t max_pfns;
- XEN_GUEST_HANDLE_64(ulong) buffer;
+ /* Start index in guest's page list. */
+ uint64_t start_pfn;
+ XEN_GUEST_HANDLE_64(xen_pfn_t) buffer;
/* OUT variables. */
uint64_t num_pfns;
};
diff -r 586c5fe8cf3e -r 74db626d2fcf xen/include/public/xen.h
--- a/xen/include/public/xen.h Tue Aug 29 09:08:29 2006 -0600
+++ b/xen/include/public/xen.h Wed Aug 30 21:38:34 2006 +0100
@@ -63,6 +63,7 @@
#define __HYPERVISOR_hvm_op 34
#define __HYPERVISOR_sysctl 35
#define __HYPERVISOR_domctl 36
+#define __HYPERVISOR_kexec_op 37
/* Architecture-specific hypercall definitions. */
#define __HYPERVISOR_arch_0 48
diff -r 586c5fe8cf3e -r 74db626d2fcf tools/python/xen/xend/FlatDeviceTree.py
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/tools/python/xen/xend/FlatDeviceTree.py Wed Aug 30 21:38:34 2006 +0100
@@ -0,0 +1,323 @@
+#!/usr/bin/env python
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of version 2.1 of the GNU Lesser General Public
+# License as published by the Free Software Foundation.
+#
+# This library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+#
+# Copyright (C) IBM Corp. 2006
+#
+# Authors: Hollis Blanchard <hollisb@xxxxxxxxxx>
+
+import os
+import sys
+import struct
+import stat
+import re
+
+_OF_DT_HEADER = int("d00dfeed", 16) # avoid signed/unsigned FutureWarning
+_OF_DT_BEGIN_NODE = 0x1
+_OF_DT_END_NODE = 0x2
+_OF_DT_PROP = 0x3
+_OF_DT_END = 0x9
+
+def _bincat(seq, separator=''):
+ '''Concatenate the contents of seq into a bytestream.'''
+ strs = []
+ for item in seq:
+ if type(item) == type(0):
+ strs.append(struct.pack(">I", item))
+ else:
+ try:
+ strs.append(item.to_bin())
+ except AttributeError, e:
+ strs.append(item)
+ return separator.join(strs)
+
+def _alignup(val, alignment):
+ return (val + alignment - 1) & ~(alignment - 1)
+
+def _pad(buf, alignment):
+ '''Pad bytestream with NULLs to specified alignment.'''
+ padlen = _alignup(len(buf), alignment)
+ return buf + '\0' * (padlen - len(buf))
+ # not present in Python 2.3:
+ #return buf.ljust(_padlen, '\0')
+
+def _indent(item):
+ indented = []
+ for line in str(item).splitlines(True):
+ indented.append(' ' + line)
+ return ''.join(indented)
+
+class _Property:
+ _nonprint = re.compile('[\000-\037\200-\377]')
+ def __init__(self, node, name, value):
+ self.node = node
+ self.value = value
+ self.name = name
+ self.node.tree.stradd(name)
+
+ def __str__(self):
+ result = self.name
+ if self.value:
+ searchtext = self.value
+ # it's ok for a string to end in NULL
+ if searchtext.find('\000') == len(searchtext)-1:
+ searchtext = searchtext[:-1]
+ m = self._nonprint.search(searchtext)
+ if m:
+ bytes = struct.unpack("B" * len(self.value), self.value)
+ hexbytes = [ '%02x' % b for b in bytes ]
+ words = []
+ for i in range(0, len(self.value), 4):
+ words.append(''.join(hexbytes[i:i+4]))
+ v = '<' + ' '.join(words) + '>'
+ else:
+ v = '"%s"' % self.value
+ result += ': ' + v
+ return result
+
+ def to_bin(self):
+ offset = self.node.tree.stroffset(self.name)
+ return struct.pack('>III', _OF_DT_PROP, len(self.value), offset) \
+ + _pad(self.value, 4)
+
+class _Node:
+ def __init__(self, tree, name):
+ self.tree = tree
+ self.name = name
+ self.props = {}
+ self.children = {}
+ self.phandle = 0
+
+ def __str__(self):
+ propstrs = [ _indent(prop) for prop in self.props.values() ]
+ childstrs = [ _indent(child) for child in self.children.values() ]
+ return '%s:\n%s\n%s' % (self.name, '\n'.join(propstrs),
+ '\n'.join(childstrs))
+
+ def to_bin(self):
+ name = _pad(self.name + '\0', 4)
+ return struct.pack('>I', _OF_DT_BEGIN_NODE) + \
+ name + \
+ _bincat(self.props.values()) + \
+ _bincat(self.children.values()) + \
+ struct.pack('>I', _OF_DT_END_NODE)
+
+ def addprop(self, propname, *cells):
+ '''setprop with duplicate error-checking.'''
+ if propname in self.props:
+ raise AttributeError('%s/%s already exists' % (self.name,
propname))
+ self.setprop(propname, *cells)
+
+ def setprop(self, propname, *cells):
+ self.props[propname] = _Property(self, propname, _bincat(cells))
+
+ def addnode(self, nodename):
+ '''newnode with duplicate error-checking.'''
+ if nodename in self.children:
+ raise AttributeError('%s/%s already exists' % (self.name,
nodename))
+ return self.newnode(nodename)
+
+ def newnode(self, nodename):
+ node = _Node(self.tree, nodename)
+ self.children[nodename] = node
+ return node
+
+ def getprop(self, propname):
+ return self.props[propname]
+
+ def getchild(self, nodename):
+ return self.children[nodename]
+
+ def get_phandle(self):
+ if self.phandle:
+ return self.phandle
+ self.phandle = self.tree.alloc_phandle()
+ self.addprop('linux,phandle', self.phandle)
+ return self.phandle
+
+class _Header:
+ def __init__(self):
+ self.magic = 0
+ self.totalsize = 0
+ self.off_dt_struct = 0
+ self.off_dt_strings = 0
+ self.off_mem_rsvmap = 0
+ self.version = 0
+ self.last_comp_version = 0
+ self.boot_cpuid_phys = 0
+ self.size_dt_strings = 0
+ def to_bin(self):
+ return struct.pack('>9I',
+ self.magic,
+ self.totalsize,
+ self.off_dt_struct,
+ self.off_dt_strings,
+ self.off_mem_rsvmap,
+ self.version,
+ self.last_comp_version,
+ self.boot_cpuid_phys,
+ self.size_dt_strings)
+
+class _StringBlock:
+ def __init__(self):
+ self.table = []
+ def to_bin(self):
+ return _bincat(self.table, '\0') + '\0'
+ def add(self, str):
+ self.table.append(str)
+ def getoffset(self, str):
+ return self.to_bin().index(str + '\0')
+
+class Tree(_Node):
+ def __init__(self):
+ self.last_phandle = 0
+ self.strings = _StringBlock()
+ self.reserved = [(0, 0)]
+ _Node.__init__(self, self, '\0')
+
+ def alloc_phandle(self):
+ self.last_phandle += 1
+ return self.last_phandle
+
+ def stradd(self, str):
+ return self.strings.add(str)
+
+ def stroffset(self, str):
+ return self.strings.getoffset(str)
+
+ def reserve(self, start, len):
+ self.reserved.insert(0, (start, len))
+
+ def to_bin(self):
+ # layout:
+ # header
+ # reservation map
+ # string block
+ # data block
+
+ datablock = _Node.to_bin(self)
+
+ r = [ struct.pack('>QQ', rsrv[0], rsrv[1]) for rsrv in self.reserved ]
+ reserved = _bincat(r)
+
+ strblock = _pad(self.strings.to_bin(), 4)
+ strblocklen = len(strblock)
+
+ header = _Header()
+ header.magic = _OF_DT_HEADER
+ header.off_mem_rsvmap = _alignup(len(header.to_bin()), 8)
+ header.off_dt_strings = header.off_mem_rsvmap + len(reserved)
+ header.off_dt_struct = header.off_dt_strings + strblocklen
+ header.version = 0x10
+ header.last_comp_version = 0x10
+ header.boot_cpuid_phys = 0
+ header.size_dt_strings = strblocklen
+
+ payload = reserved + \
+ strblock + \
+ datablock + \
+ struct.pack('>I', _OF_DT_END)
+ header.totalsize = len(payload) + _alignup(len(header.to_bin()), 8)
+ return _pad(header.to_bin(), 8) + payload
+
+_host_devtree_root = '/proc/device-tree'
+def _getprop(propname):
+ '''Extract a property from the system's device tree.'''
+ f = file(os.path.join(_host_devtree_root, propname), 'r')
+ data = f.read()
+ f.close()
+ return data
+
+def _copynode(node, dirpath, propfilter):
+ '''Extract all properties from a node in the system's device tree.'''
+ dirents = os.listdir(dirpath)
+ for dirent in dirents:
+ fullpath = os.path.join(dirpath, dirent)
+ st = os.lstat(fullpath)
+ if stat.S_ISDIR(st.st_mode):
+ child = node.addnode(dirent)
+ _copytree(child, fullpath, propfilter)
+ elif stat.S_ISREG(st.st_mode) and propfilter(fullpath):
+ node.addprop(dirent, _getprop(fullpath))
+
+def _copytree(node, dirpath, propfilter):
+ path = os.path.join(_host_devtree_root, dirpath)
+ _copynode(node, path, propfilter)
+
+def build(imghandler):
+ '''Construct a device tree by combining the domain's configuration and
+ the host's device tree.'''
+ root = Tree()
+
+ # 4 pages: start_info, console, store, shared_info
+ root.reserve(0x3ffc000, 0x4000)
+
+ root.addprop('device_type', 'chrp-but-not-really\0')
+ root.addprop('#size-cells', 2)
+ root.addprop('#address-cells', 2)
+ root.addprop('model', 'Momentum,Maple-D\0')
+ root.addprop('compatible', 'Momentum,Maple\0')
+
+ xen = root.addnode('xen')
+ xen.addprop('start-info', 0, 0x3ffc000, 0, 0x1000)
+ xen.addprop('version', 'Xen-3.0-unstable\0')
+ xen.addprop('reg', 0, imghandler.vm.domid, 0, 0)
+ xen.addprop('domain-name', imghandler.vm.getName() + '\0')
+ xencons = xen.addnode('console')
+ xencons.addprop('interrupts', 1, 0)
+
+ # XXX split out RMA node
+ mem = root.addnode('memory@0')
+ totalmem = imghandler.vm.getMemoryTarget() * 1024
+ mem.addprop('reg', 0, 0, 0, totalmem)
+ mem.addprop('device_type', 'memory\0')
+
+ cpus = root.addnode('cpus')
+ cpus.addprop('smp-enabled')
+ cpus.addprop('#size-cells', 0)
+ cpus.addprop('#address-cells', 1)
+
+ # Copy all properties the system firmware gave us, except for 'linux,'
+ # properties, from 'cpus/@0', once for every vcpu. Hopefully all cpus are
+ # identical...
+ cpu0 = None
+ def _nolinuxprops(fullpath):
+ return not os.path.basename(fullpath).startswith('linux,')
+ for i in range(imghandler.vm.getVCpuCount()):
+ cpu = cpus.addnode('PowerPC,970@0')
+ _copytree(cpu, 'cpus/PowerPC,970@0', _nolinuxprops)
+ # and then overwrite what we need to
+ pft_size = imghandler.vm.info.get('pft-size', 0x14)
+ cpu.setprop('ibm,pft-size', 0, pft_size)
+
+ # set default CPU
+ if cpu0 == None:
+ cpu0 = cpu
+
+ chosen = root.addnode('chosen')
+ chosen.addprop('cpu', cpu0.get_phandle())
+ chosen.addprop('memory', mem.get_phandle())
+ chosen.addprop('linux,stdout-path', '/xen/console\0')
+ chosen.addprop('interrupt-controller', xen.get_phandle())
+ chosen.addprop('bootargs', imghandler.cmdline + '\0')
+ # xc_linux_load.c will overwrite these 64-bit properties later
+ chosen.addprop('linux,initrd-start', 0, 0)
+ chosen.addprop('linux,initrd-end', 0, 0)
+
+ if 1:
+ f = file('/tmp/domU.dtb', 'w')
+ f.write(root.to_bin())
+ f.close()
+
+ return root
diff -r 586c5fe8cf3e -r 74db626d2fcf tools/python/xen/xend/arch.py
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/tools/python/xen/xend/arch.py Wed Aug 30 21:38:34 2006 +0100
@@ -0,0 +1,32 @@
+#!/usr/bin/env python
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of version 2.1 of the GNU Lesser General Public
+# License as published by the Free Software Foundation.
+#
+# This library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+#
+# Copyright (C) IBM Corp. 2006
+#
+# Authors: Hollis Blanchard <hollisb@xxxxxxxxxx>
+
+import os
+
+_types = {
+ "i386": "x86",
+ "i486": "x86",
+ "i586": "x86",
+ "i686": "x86",
+ "x86_64": "x86",
+ "ia64": "ia64",
+ "ppc": "powerpc",
+ "ppc64": "powerpc",
+}
+type = _types.get(os.uname()[4], "unknown")
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