# HG changeset patch
# User kaf24@xxxxxxxxxxxxxxxxxxxx
# Node ID d81636a6fa9f344be1369f3d3b5712471a846083
# Parent 11325d1c412cdf93be0e1dc0f4c8de6de0420229
# Parent 5d3c2cb42ec41984cb1e586d3e47a8692eb8b132
merge with xen-ia64-unstable.hg
diff -r 11325d1c412c -r d81636a6fa9f
linux-2.6-xen-sparse/arch/i386/kernel/cpu/common-xen.c
--- a/linux-2.6-xen-sparse/arch/i386/kernel/cpu/common-xen.c Wed Mar 22
17:04:43 2006
+++ b/linux-2.6-xen-sparse/arch/i386/kernel/cpu/common-xen.c Wed Mar 22
18:18:42 2006
@@ -33,8 +33,6 @@
static int disable_x86_serial_nr __devinitdata = 1;
struct cpu_dev * cpu_devs[X86_VENDOR_NUM] = {};
-
-extern void machine_specific_modify_cpu_capabilities(struct cpuinfo_x86 *c);
extern int disable_pse;
@@ -425,8 +423,6 @@
c->x86_vendor, c->x86_model);
}
- machine_specific_modify_cpu_capabilities(c);
-
/* Now the feature flags better reflect actual CPU features! */
printk(KERN_DEBUG "CPU: After all inits, caps:");
diff -r 11325d1c412c -r d81636a6fa9f
linux-2.6-xen-sparse/arch/i386/kernel/head-xen.S
--- a/linux-2.6-xen-sparse/arch/i386/kernel/head-xen.S Wed Mar 22 17:04:43 2006
+++ b/linux-2.6-xen-sparse/arch/i386/kernel/head-xen.S Wed Mar 22 18:18:42 2006
@@ -32,14 +32,14 @@
/* get vendor info */
xorl %eax,%eax # call CPUID with 0 -> return vendor ID
- cpuid
+ XEN_CPUID
movl %eax,X86_CPUID # save CPUID level
movl %ebx,X86_VENDOR_ID # lo 4 chars
movl %edx,X86_VENDOR_ID+4 # next 4 chars
movl %ecx,X86_VENDOR_ID+8 # last 4 chars
movl $1,%eax # Use the CPUID instruction to get CPU type
- cpuid
+ XEN_CPUID
movb %al,%cl # save reg for future use
andb $0x0f,%ah # mask processor family
movb %ah,X86
diff -r 11325d1c412c -r d81636a6fa9f
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 Wed Mar 22
17:04:43 2006
+++ b/linux-2.6-xen-sparse/arch/x86_64/kernel/setup-xen.c Wed Mar 22
18:18:42 2006
@@ -82,8 +82,6 @@
extern unsigned long start_pfn;
extern struct edid_info edid_info;
-extern void machine_specific_modify_cpu_capabilities(struct cpuinfo_x86 *c);
-
shared_info_t *HYPERVISOR_shared_info = (shared_info_t *)empty_zero_page;
EXPORT_SYMBOL(HYPERVISOR_shared_info);
@@ -1433,8 +1431,6 @@
select_idle_routine(c);
detect_ht(c);
- machine_specific_modify_cpu_capabilities(c);
-
/*
* On SMP, boot_cpu_data holds the common feature set between
* all CPUs; so make sure that we indicate which features are
diff -r 11325d1c412c -r d81636a6fa9f
linux-2.6-xen-sparse/drivers/xen/core/evtchn.c
--- a/linux-2.6-xen-sparse/drivers/xen/core/evtchn.c Wed Mar 22 17:04:43 2006
+++ b/linux-2.6-xen-sparse/drivers/xen/core/evtchn.c Wed Mar 22 18:18:42 2006
@@ -58,17 +58,37 @@
/* Packed IRQ information: binding type, sub-type index, and event channel. */
static u32 irq_info[NR_IRQS];
+
/* Binding types. */
enum { IRQT_UNBOUND, IRQT_PIRQ, IRQT_VIRQ, IRQT_IPI, IRQT_EVTCHN };
+
/* Constructor for packed IRQ information. */
-#define mk_irq_info(type, index, evtchn) \
- (((u32)(type) << 24) | ((u32)(index) << 16) | (u32)(evtchn))
+static inline u32 mk_irq_info(u32 type, u32 index, u32 evtchn)
+{
+ return ((type << 24) | (index << 16) | evtchn);
+}
+
/* Convenient shorthand for packed representation of an unbound IRQ. */
#define IRQ_UNBOUND mk_irq_info(IRQT_UNBOUND, 0, 0)
-/* Accessor macros for packed IRQ information. */
-#define evtchn_from_irq(irq) ((u16)(irq_info[irq]))
-#define index_from_irq(irq) ((u8)(irq_info[irq] >> 16))
-#define type_from_irq(irq) ((u8)(irq_info[irq] >> 24))
+
+/*
+ * Accessors for packed IRQ information.
+ */
+
+static inline unsigned int evtchn_from_irq(int irq)
+{
+ return (u16)(irq_info[irq]);
+}
+
+static inline unsigned int index_from_irq(int irq)
+{
+ return (u8)(irq_info[irq] >> 16);
+}
+
+static inline unsigned int type_from_irq(int irq)
+{
+ return (u8)(irq_info[irq] >> 24);
+}
/* IRQ <-> VIRQ mapping. */
DEFINE_PER_CPU(int, virq_to_irq[NR_VIRQS]);
@@ -90,10 +110,13 @@
static u8 cpu_evtchn[NR_EVENT_CHANNELS];
static unsigned long cpu_evtchn_mask[NR_CPUS][NR_EVENT_CHANNELS/BITS_PER_LONG];
-#define active_evtchns(cpu,sh,idx) \
- ((sh)->evtchn_pending[idx] & \
- cpu_evtchn_mask[cpu][idx] & \
- ~(sh)->evtchn_mask[idx])
+static inline unsigned long active_evtchns(unsigned int cpu, shared_info_t *sh,
+ unsigned int idx)
+{
+ return (sh->evtchn_pending[idx] &
+ cpu_evtchn_mask[cpu][idx] &
+ ~sh->evtchn_mask[idx]);
+}
static void bind_evtchn_to_cpu(unsigned int chn, unsigned int cpu)
{
@@ -109,16 +132,31 @@
memset(cpu_evtchn_mask[0], ~0, sizeof(cpu_evtchn_mask[0]));
}
-#define cpu_from_evtchn(evtchn) (cpu_evtchn[evtchn])
+static inline unsigned int cpu_from_evtchn(unsigned int evtchn)
+{
+ return cpu_evtchn[evtchn];
+}
#else
-#define active_evtchns(cpu,sh,idx) \
- ((sh)->evtchn_pending[idx] & \
- ~(sh)->evtchn_mask[idx])
-#define bind_evtchn_to_cpu(chn,cpu) ((void)0)
-#define init_evtchn_cpu_bindings() ((void)0)
-#define cpu_from_evtchn(evtchn) (0)
+static inline unsigned long active_evtchns(unsigned int cpu, shared_info_t *sh,
+ unsigned int idx)
+{
+ return (sh->evtchn_pending[idx] & ~sh->evtchn_mask[idx]);
+}
+
+static void bind_evtchn_to_cpu(unsigned int chn, unsigned int cpu)
+{
+}
+
+static void init_evtchn_cpu_bindings(void)
+{
+}
+
+static inline unsigned int cpu_from_evtchn(unsigned int evtchn)
+{
+ return 0;
+}
#endif
diff -r 11325d1c412c -r d81636a6fa9f
linux-2.6-xen-sparse/drivers/xen/core/reboot.c
--- a/linux-2.6-xen-sparse/drivers/xen/core/reboot.c Wed Mar 22 17:04:43 2006
+++ b/linux-2.6-xen-sparse/drivers/xen/core/reboot.c Wed Mar 22 18:18:42 2006
@@ -25,9 +25,10 @@
EXPORT_SYMBOL(pm_power_off);
#endif
+extern void ctrl_alt_del(void);
+
#define SHUTDOWN_INVALID -1
#define SHUTDOWN_POWEROFF 0
-#define SHUTDOWN_REBOOT 1
#define SHUTDOWN_SUSPEND 2
/* Code 3 is SHUTDOWN_CRASH, which we don't use because the domain can only
* report a crash, not be instructed to crash!
@@ -234,33 +235,19 @@
{
static char *envp[] = { "HOME=/", "TERM=linux",
"PATH=/sbin:/usr/sbin:/bin:/usr/bin", NULL };
- static char *restart_argv[] = { "/sbin/reboot", NULL };
static char *poweroff_argv[] = { "/sbin/poweroff", NULL };
extern asmlinkage long sys_reboot(int magic1, int magic2,
unsigned int cmd, void *arg);
- daemonize("shutdown");
-
- switch (shutting_down) {
- case SHUTDOWN_POWEROFF:
- case SHUTDOWN_HALT:
+ if ((shutting_down == SHUTDOWN_POWEROFF) ||
+ (shutting_down == SHUTDOWN_HALT)) {
if (execve("/sbin/poweroff", poweroff_argv, envp) < 0) {
sys_reboot(LINUX_REBOOT_MAGIC1,
LINUX_REBOOT_MAGIC2,
LINUX_REBOOT_CMD_POWER_OFF,
NULL);
}
- break;
-
- case SHUTDOWN_REBOOT:
- if (execve("/sbin/reboot", restart_argv, envp) < 0) {
- sys_reboot(LINUX_REBOOT_MAGIC1,
- LINUX_REBOOT_MAGIC2,
- LINUX_REBOOT_CMD_RESTART,
- NULL);
- }
- break;
}
shutting_down = SHUTDOWN_INVALID; /* could try again */
@@ -331,7 +318,7 @@
if (strcmp(str, "poweroff") == 0)
shutting_down = SHUTDOWN_POWEROFF;
else if (strcmp(str, "reboot") == 0)
- shutting_down = SHUTDOWN_REBOOT;
+ ctrl_alt_del();
else if (strcmp(str, "suspend") == 0)
shutting_down = SHUTDOWN_SUSPEND;
else if (strcmp(str, "halt") == 0)
@@ -391,8 +378,6 @@
};
#endif
-static struct notifier_block xenstore_notifier;
-
static int setup_shutdown_watcher(struct notifier_block *notifier,
unsigned long event,
void *data)
@@ -420,11 +405,10 @@
static int __init setup_shutdown_event(void)
{
-
- xenstore_notifier.notifier_call = setup_shutdown_watcher;
-
+ static struct notifier_block xenstore_notifier = {
+ .notifier_call = setup_shutdown_watcher
+ };
register_xenstore_notifier(&xenstore_notifier);
-
return 0;
}
diff -r 11325d1c412c -r d81636a6fa9f
linux-2.6-xen-sparse/drivers/xen/netfront/netfront.c
--- a/linux-2.6-xen-sparse/drivers/xen/netfront/netfront.c Wed Mar 22
17:04:43 2006
+++ b/linux-2.6-xen-sparse/drivers/xen/netfront/netfront.c Wed Mar 22
18:18:42 2006
@@ -68,18 +68,12 @@
#define NET_TX_RING_SIZE __RING_SIZE((netif_tx_sring_t *)0, PAGE_SIZE)
#define NET_RX_RING_SIZE __RING_SIZE((netif_rx_sring_t *)0, PAGE_SIZE)
-#define alloc_xen_skb(_l) __dev_alloc_skb((_l), GFP_ATOMIC|__GFP_NOWARN)
-
-#define init_skb_shinfo(_skb) \
- do { \
- atomic_set(&(skb_shinfo(_skb)->dataref), 1); \
- skb_shinfo(_skb)->nr_frags = 0; \
- skb_shinfo(_skb)->frag_list = NULL; \
- } while (0)
-
-static unsigned long rx_pfn_array[NET_RX_RING_SIZE];
-static multicall_entry_t rx_mcl[NET_RX_RING_SIZE+1];
-static mmu_update_t rx_mmu[NET_RX_RING_SIZE];
+static inline void init_skb_shinfo(struct sk_buff *skb)
+{
+ atomic_set(&(skb_shinfo(skb)->dataref), 1);
+ skb_shinfo(skb)->nr_frags = 0;
+ skb_shinfo(skb)->frag_list = NULL;
+}
struct netfront_info
{
@@ -134,16 +128,28 @@
int tx_ring_ref;
int rx_ring_ref;
u8 mac[ETH_ALEN];
+
+ unsigned long rx_pfn_array[NET_RX_RING_SIZE];
+ multicall_entry_t rx_mcl[NET_RX_RING_SIZE+1];
+ mmu_update_t rx_mmu[NET_RX_RING_SIZE];
};
-/* Access macros for acquiring freeing slots in {tx,rx}_skbs[]. */
-#define ADD_ID_TO_FREELIST(_list, _id) \
- (_list)[(_id)] = (_list)[0]; \
- (_list)[0] = (void *)(unsigned long)(_id);
-#define GET_ID_FROM_FREELIST(_list) \
- ({ unsigned long _id = (unsigned long)(_list)[0]; \
- (_list)[0] = (_list)[_id]; \
- (unsigned short)_id; })
+/*
+ * Access macros for acquiring freeing slots in {tx,rx}_skbs[].
+ */
+
+static inline void add_id_to_freelist(struct sk_buff **list, unsigned short id)
+{
+ list[id] = list[0];
+ list[0] = (void *)(unsigned long)id;
+}
+
+static inline unsigned short get_id_from_freelist(struct sk_buff **list)
+{
+ unsigned int id = (unsigned int)(unsigned long)list[0];
+ list[0] = list[id];
+ return id;
+}
#ifdef DEBUG
static char *be_state_name[] = {
@@ -484,7 +490,7 @@
gnttab_release_grant_reference(
&np->gref_tx_head, np->grant_tx_ref[id]);
np->grant_tx_ref[id] = GRANT_INVALID_REF;
- ADD_ID_TO_FREELIST(np->tx_skbs, id);
+ add_id_to_freelist(np->tx_skbs, id);
dev_kfree_skb_irq(skb);
}
@@ -545,9 +551,10 @@
* Subtract dev_alloc_skb headroom (16 bytes) and shared info
* tailroom then round down to SKB_DATA_ALIGN boundary.
*/
- skb = alloc_xen_skb(
+ skb = __dev_alloc_skb(
((PAGE_SIZE - sizeof(struct skb_shared_info)) &
- (-SKB_DATA_ALIGN(1))) - 16);
+ (-SKB_DATA_ALIGN(1))) - 16,
+ GFP_ATOMIC|__GFP_NOWARN);
if (skb == NULL) {
/* Any skbuffs queued for refill? Force them out. */
if (i != 0)
@@ -576,7 +583,7 @@
skb->dev = dev;
- id = GET_ID_FROM_FREELIST(np->rx_skbs);
+ id = get_id_from_freelist(np->rx_skbs);
np->rx_skbs[id] = skb;
@@ -588,13 +595,13 @@
np->xbdev->otherend_id,
__pa(skb->head) >>
PAGE_SHIFT);
RING_GET_REQUEST(&np->rx, req_prod + i)->gref = ref;
- rx_pfn_array[i] = virt_to_mfn(skb->head);
+ np->rx_pfn_array[i] = virt_to_mfn(skb->head);
if (!xen_feature(XENFEAT_auto_translated_physmap)) {
/* Remove this page before passing back to Xen. */
set_phys_to_machine(__pa(skb->head) >> PAGE_SHIFT,
INVALID_P2M_ENTRY);
- MULTI_update_va_mapping(rx_mcl+i,
+ MULTI_update_va_mapping(np->rx_mcl+i,
(unsigned long)skb->head,
__pte(0), 0);
}
@@ -603,7 +610,7 @@
/* Tell the ballon driver what is going on. */
balloon_update_driver_allowance(i);
- reservation.extent_start = rx_pfn_array;
+ reservation.extent_start = np->rx_pfn_array;
reservation.nr_extents = i;
reservation.extent_order = 0;
reservation.address_bits = 0;
@@ -611,19 +618,19 @@
if (!xen_feature(XENFEAT_auto_translated_physmap)) {
/* After all PTEs have been zapped, flush the TLB. */
- rx_mcl[i-1].args[MULTI_UVMFLAGS_INDEX] =
+ np->rx_mcl[i-1].args[MULTI_UVMFLAGS_INDEX] =
UVMF_TLB_FLUSH|UVMF_ALL;
/* Give away a batch of pages. */
- rx_mcl[i].op = __HYPERVISOR_memory_op;
- rx_mcl[i].args[0] = XENMEM_decrease_reservation;
- rx_mcl[i].args[1] = (unsigned long)&reservation;
+ np->rx_mcl[i].op = __HYPERVISOR_memory_op;
+ np->rx_mcl[i].args[0] = XENMEM_decrease_reservation;
+ np->rx_mcl[i].args[1] = (unsigned long)&reservation;
/* Zap PTEs and give away pages in one big multicall. */
- (void)HYPERVISOR_multicall(rx_mcl, i+1);
+ (void)HYPERVISOR_multicall(np->rx_mcl, i+1);
/* Check return status of HYPERVISOR_memory_op(). */
- if (unlikely(rx_mcl[i].result != i))
+ if (unlikely(np->rx_mcl[i].result != i))
panic("Unable to reduce memory reservation\n");
} else
if (HYPERVISOR_memory_op(XENMEM_decrease_reservation,
@@ -656,7 +663,8 @@
if (unlikely((((unsigned long)skb->data & ~PAGE_MASK) + skb->len) >=
PAGE_SIZE)) {
struct sk_buff *nskb;
- if (unlikely((nskb = alloc_xen_skb(skb->len)) == NULL))
+ nskb = __dev_alloc_skb(skb->len, GFP_ATOMIC|__GFP_NOWARN);
+ if (unlikely(nskb == NULL))
goto drop;
skb_put(nskb, skb->len);
memcpy(nskb->data, skb->data, skb->len);
@@ -674,7 +682,7 @@
i = np->tx.req_prod_pvt;
- id = GET_ID_FROM_FREELIST(np->tx_skbs);
+ id = get_id_from_freelist(np->tx_skbs);
np->tx_skbs[id] = skb;
tx = RING_GET_REQUEST(&np->tx, i);
@@ -739,8 +747,8 @@
struct sk_buff *skb, *nskb;
netif_rx_response_t *rx;
RING_IDX i, rp;
- mmu_update_t *mmu = rx_mmu;
- multicall_entry_t *mcl = rx_mcl;
+ mmu_update_t *mmu = np->rx_mmu;
+ multicall_entry_t *mcl = np->rx_mcl;
int work_done, budget, more_to_do = 1;
struct sk_buff_head rxq;
unsigned long flags;
@@ -796,7 +804,7 @@
np->grant_rx_ref[rx->id] = GRANT_INVALID_REF;
skb = np->rx_skbs[rx->id];
- ADD_ID_TO_FREELIST(np->rx_skbs, rx->id);
+ add_id_to_freelist(np->rx_skbs, rx->id);
/* NB. We handle skb overflow later. */
skb->data = skb->head + rx->offset;
@@ -831,14 +839,14 @@
balloon_update_driver_allowance(-work_done);
/* Do all the remapping work, and M2P updates, in one big hypercall. */
- if (likely((mcl - rx_mcl) != 0)) {
+ if (likely((mcl - np->rx_mcl) != 0)) {
mcl->op = __HYPERVISOR_mmu_update;
- mcl->args[0] = (unsigned long)rx_mmu;
- mcl->args[1] = mmu - rx_mmu;
+ mcl->args[0] = (unsigned long)np->rx_mmu;
+ mcl->args[1] = mmu - np->rx_mmu;
mcl->args[2] = 0;
mcl->args[3] = DOMID_SELF;
mcl++;
- (void)HYPERVISOR_multicall(rx_mcl, mcl - rx_mcl);
+ (void)HYPERVISOR_multicall(np->rx_mcl, mcl - np->rx_mcl);
}
while ((skb = __skb_dequeue(&rxq)) != NULL) {
@@ -871,7 +879,8 @@
16 - (skb->data - skb->head));
}
- nskb = alloc_xen_skb(skb->len + 2);
+ nskb = __dev_alloc_skb(skb->len + 2,
+ GFP_ATOMIC|__GFP_NOWARN);
if (nskb != NULL) {
skb_reserve(nskb, 2);
skb_put(nskb, skb->len);
diff -r 11325d1c412c -r d81636a6fa9f
linux-2.6-xen-sparse/include/asm-i386/mach-xen/asm/processor.h
--- a/linux-2.6-xen-sparse/include/asm-i386/mach-xen/asm/processor.h Wed Mar
22 17:04:43 2006
+++ b/linux-2.6-xen-sparse/include/asm-i386/mach-xen/asm/processor.h Wed Mar
22 18:18:42 2006
@@ -146,7 +146,7 @@
*/
static inline void cpuid(unsigned int op, unsigned int *eax, unsigned int
*ebx, unsigned int *ecx, unsigned int *edx)
{
- __asm__("cpuid"
+ __asm__(XEN_CPUID
: "=a" (*eax),
"=b" (*ebx),
"=c" (*ecx),
@@ -158,7 +158,7 @@
static inline void cpuid_count(int op, int count, int *eax, int *ebx, int *ecx,
int *edx)
{
- __asm__("cpuid"
+ __asm__(XEN_CPUID
: "=a" (*eax),
"=b" (*ebx),
"=c" (*ecx),
@@ -173,7 +173,7 @@
{
unsigned int eax;
- __asm__("cpuid"
+ __asm__(XEN_CPUID
: "=a" (eax)
: "0" (op)
: "bx", "cx", "dx");
@@ -183,7 +183,7 @@
{
unsigned int eax, ebx;
- __asm__("cpuid"
+ __asm__(XEN_CPUID
: "=a" (eax), "=b" (ebx)
: "0" (op)
: "cx", "dx" );
@@ -193,7 +193,7 @@
{
unsigned int eax, ecx;
- __asm__("cpuid"
+ __asm__(XEN_CPUID
: "=a" (eax), "=c" (ecx)
: "0" (op)
: "bx", "dx" );
@@ -203,7 +203,7 @@
{
unsigned int eax, edx;
- __asm__("cpuid"
+ __asm__(XEN_CPUID
: "=a" (eax), "=d" (edx)
: "0" (op)
: "bx", "cx");
diff -r 11325d1c412c -r d81636a6fa9f
linux-2.6-xen-sparse/include/asm-i386/mach-xen/setup_arch_post.h
--- a/linux-2.6-xen-sparse/include/asm-i386/mach-xen/setup_arch_post.h Wed Mar
22 17:04:43 2006
+++ b/linux-2.6-xen-sparse/include/asm-i386/mach-xen/setup_arch_post.h Wed Mar
22 18:18:42 2006
@@ -14,18 +14,6 @@
add_memory_region(0, PFN_PHYS(max_pfn), E820_RAM);
return "Xen";
-}
-
-void __devinit machine_specific_modify_cpu_capabilities(struct cpuinfo_x86 *c)
-{
- clear_bit(X86_FEATURE_VME, c->x86_capability);
- clear_bit(X86_FEATURE_DE, c->x86_capability);
- clear_bit(X86_FEATURE_PSE, c->x86_capability);
- clear_bit(X86_FEATURE_PGE, c->x86_capability);
- clear_bit(X86_FEATURE_SEP, c->x86_capability);
- if (!(xen_start_info->flags & SIF_PRIVILEGED))
- clear_bit(X86_FEATURE_MTRR, c->x86_capability);
- c->hlt_works_ok = 0;
}
extern void hypervisor_callback(void);
@@ -51,8 +39,6 @@
cb.handler_address = (unsigned long)&nmi;
HYPERVISOR_nmi_op(XENNMI_register_callback, &cb);
- machine_specific_modify_cpu_capabilities(&boot_cpu_data);
-
if (HYPERVISOR_xen_version(XENVER_platform_parameters,
&pp) == 0)
set_fixaddr_top(pp.virt_start - PAGE_SIZE);
diff -r 11325d1c412c -r d81636a6fa9f
linux-2.6-xen-sparse/include/asm-x86_64/mach-xen/setup_arch_post.h
--- a/linux-2.6-xen-sparse/include/asm-x86_64/mach-xen/setup_arch_post.h
Wed Mar 22 17:04:43 2006
+++ b/linux-2.6-xen-sparse/include/asm-x86_64/mach-xen/setup_arch_post.h
Wed Mar 22 18:18:42 2006
@@ -5,17 +5,6 @@
* This is included late in kernel/setup.c so that it can make
* use of all of the static functions.
**/
-
-void __cpuinit machine_specific_modify_cpu_capabilities(struct cpuinfo_x86 *c)
-{
- clear_bit(X86_FEATURE_VME, c->x86_capability);
- clear_bit(X86_FEATURE_DE, c->x86_capability);
- clear_bit(X86_FEATURE_PSE, c->x86_capability);
- clear_bit(X86_FEATURE_PGE, c->x86_capability);
- clear_bit(X86_FEATURE_SEP, c->x86_capability);
- if (!(xen_start_info->flags & SIF_PRIVILEGED))
- clear_bit(X86_FEATURE_MTRR, c->x86_capability);
-}
extern void hypervisor_callback(void);
extern void failsafe_callback(void);
@@ -36,6 +25,4 @@
cb.handler_address = (unsigned long)&nmi;
HYPERVISOR_nmi_op(XENNMI_register_callback, &cb);
#endif
-
- machine_specific_modify_cpu_capabilities(&boot_cpu_data);
}
diff -r 11325d1c412c -r d81636a6fa9f xen/arch/x86/traps.c
--- a/xen/arch/x86/traps.c Wed Mar 22 17:04:43 2006
+++ b/xen/arch/x86/traps.c Wed Mar 22 18:18:42 2006
@@ -286,7 +286,7 @@
unsigned long cr2;
static char *trapstr[] = {
"divide error", "debug", "nmi", "bkpt", "overflow", "bounds",
- "invalid operation", "device not available", "double fault",
+ "invalid opcode", "device not available", "double fault",
"coprocessor segment", "invalid tss", "segment not found",
"stack error", "general protection fault", "page fault",
"spurious interrupt", "coprocessor error", "alignment check",
@@ -382,7 +382,6 @@
DO_ERROR_NOCODE( 0, "divide error", divide_error)
DO_ERROR_NOCODE( 4, "overflow", overflow)
DO_ERROR_NOCODE( 5, "bounds", bounds)
-DO_ERROR_NOCODE( 6, "invalid operand", invalid_op)
DO_ERROR_NOCODE( 9, "coprocessor segment overrun", coprocessor_segment_overrun)
DO_ERROR(10, "invalid TSS", invalid_TSS)
DO_ERROR(11, "segment not present", segment_not_present)
@@ -390,6 +389,85 @@
DO_ERROR_NOCODE(16, "fpu error", coprocessor_error)
DO_ERROR(17, "alignment check", alignment_check)
DO_ERROR_NOCODE(19, "simd error", simd_coprocessor_error)
+
+static int emulate_forced_invalid_op(struct cpu_user_regs *regs)
+{
+ char signature[5], instr[2];
+ unsigned long a, b, c, d, eip;
+
+ a = regs->eax;
+ b = regs->ebx;
+ c = regs->ecx;
+ d = regs->edx;
+ eip = regs->eip;
+
+ /* Check for forced emulation signature: ud2 ; .ascii "xen". */
+ if ( copy_from_user(signature, (char *)eip, sizeof(signature)) ||
+ memcmp(signature, "\xf\xbxen", sizeof(signature)) )
+ return 0;
+ eip += sizeof(signature);
+
+ /* We only emulate CPUID. */
+ if ( copy_from_user(instr, (char *)eip, sizeof(instr)) ||
+ memcmp(instr, "\xf\xa2", sizeof(instr)) )
+ return 0;
+ eip += sizeof(instr);
+
+ __asm__ (
+ "cpuid"
+ : "=a" (a), "=b" (b), "=c" (c), "=d" (d)
+ : "0" (a), "1" (b), "2" (c), "3" (d) );
+
+ if ( regs->eax == 1 )
+ {
+ /* Modify Feature Information. */
+ clear_bit(X86_FEATURE_VME, &d);
+ clear_bit(X86_FEATURE_DE, &d);
+ clear_bit(X86_FEATURE_PSE, &d);
+ clear_bit(X86_FEATURE_PGE, &d);
+ clear_bit(X86_FEATURE_SEP, &d);
+ if ( !IS_PRIV(current->domain) )
+ clear_bit(X86_FEATURE_MTRR, &d);
+ }
+
+ regs->eax = a;
+ regs->ebx = b;
+ regs->ecx = c;
+ regs->edx = d;
+ regs->eip = eip;
+
+ return EXCRET_fault_fixed;
+}
+
+asmlinkage int do_invalid_op(struct cpu_user_regs *regs)
+{
+ struct vcpu *v = current;
+ struct trap_bounce *tb = &v->arch.trap_bounce;
+ struct trap_info *ti;
+ int rc;
+
+ DEBUGGER_trap_entry(TRAP_invalid_op, regs);
+
+ if ( unlikely(!guest_mode(regs)) )
+ {
+ DEBUGGER_trap_fatal(trapnr, regs);
+ show_registers(regs);
+ panic("CPU%d FATAL TRAP: vector = %d (invalid opcode)\n",
+ smp_processor_id(), TRAP_invalid_op);
+ }
+
+ if ( (rc = emulate_forced_invalid_op(regs)) != 0 )
+ return rc;
+
+ ti = ¤t->arch.guest_context.trap_ctxt[TRAP_invalid_op];
+ tb->flags = TBF_EXCEPTION;
+ tb->cs = ti->cs;
+ tb->eip = ti->address;
+ if ( TI_GET_IF(ti) )
+ tb->flags |= TBF_INTERRUPT;
+
+ return 0;
+}
asmlinkage int do_int3(struct cpu_user_regs *regs)
{
diff -r 11325d1c412c -r d81636a6fa9f xen/include/public/arch-x86_32.h
--- a/xen/include/public/arch-x86_32.h Wed Mar 22 17:04:43 2006
+++ b/xen/include/public/arch-x86_32.h Wed Mar 22 18:18:42 2006
@@ -170,6 +170,18 @@
#endif /* !__ASSEMBLY__ */
+/*
+ * Prefix forces emulation of some non-trapping instructions.
+ * Currently only CPUID.
+ */
+#ifdef __ASSEMBLY__
+#define XEN_EMULATE_PREFIX .byte 0x0f,0x0b,0x78,0x65,0x6e ;
+#define XEN_CPUID XEN_EMULATE_PREFIX cpuid
+#else
+#define XEN_EMULATE_PREFIX ".byte 0x0f,0x0b,0x78,0x65,0x6e ; "
+#define XEN_CPUID XEN_EMULATE_PREFIX "cpuid"
+#endif
+
#endif
/*
diff -r 11325d1c412c -r d81636a6fa9f xen/include/public/arch-x86_64.h
--- a/xen/include/public/arch-x86_64.h Wed Mar 22 17:04:43 2006
+++ b/xen/include/public/arch-x86_64.h Wed Mar 22 18:18:42 2006
@@ -246,6 +246,18 @@
#endif /* !__ASSEMBLY__ */
+/*
+ * Prefix forces emulation of some non-trapping instructions.
+ * Currently only CPUID.
+ */
+#ifdef __ASSEMBLY__
+#define XEN_EMULATE_PREFIX .byte 0x0f,0x0b,0x78,0x65,0x6e ;
+#define XEN_CPUID XEN_EMULATE_PREFIX cpuid
+#else
+#define XEN_EMULATE_PREFIX ".byte 0x0f,0x0b,0x78,0x65,0x6e ; "
+#define XEN_CPUID XEN_EMULATE_PREFIX "cpuid"
+#endif
+
#endif
/*
diff -r 11325d1c412c -r d81636a6fa9f
linux-2.6-xen-sparse/include/asm-x86_64/mach-xen/asm/msr.h
--- /dev/null Wed Mar 22 17:04:43 2006
+++ b/linux-2.6-xen-sparse/include/asm-x86_64/mach-xen/asm/msr.h Wed Mar
22 18:18:42 2006
@@ -0,0 +1,399 @@
+#ifndef X86_64_MSR_H
+#define X86_64_MSR_H 1
+
+#ifndef __ASSEMBLY__
+/*
+ * Access to machine-specific registers (available on 586 and better only)
+ * Note: the rd* operations modify the parameters directly (without using
+ * pointer indirection), this allows gcc to optimize better
+ */
+
+#define rdmsr(msr,val1,val2) \
+ __asm__ __volatile__("rdmsr" \
+ : "=a" (val1), "=d" (val2) \
+ : "c" (msr))
+
+
+#define rdmsrl(msr,val) do { unsigned long a__,b__; \
+ __asm__ __volatile__("rdmsr" \
+ : "=a" (a__), "=d" (b__) \
+ : "c" (msr)); \
+ val = a__ | (b__<<32); \
+} while(0)
+
+#define wrmsr(msr,val1,val2) \
+ __asm__ __volatile__("wrmsr" \
+ : /* no outputs */ \
+ : "c" (msr), "a" (val1), "d" (val2))
+
+#define wrmsrl(msr,val) wrmsr(msr,(__u32)((__u64)(val)),((__u64)(val))>>32)
+
+/* wrmsr with exception handling */
+#define wrmsr_safe(msr,a,b) ({ int ret__; \
+ asm volatile("2: wrmsr ; xorl %0,%0\n" \
+ "1:\n\t" \
+ ".section .fixup,\"ax\"\n\t" \
+ "3: movl %4,%0 ; jmp 1b\n\t" \
+ ".previous\n\t" \
+ ".section __ex_table,\"a\"\n" \
+ " .align 8\n\t" \
+ " .quad 2b,3b\n\t" \
+ ".previous" \
+ : "=a" (ret__) \
+ : "c" (msr), "0" (a), "d" (b), "i" (-EFAULT)); \
+ ret__; })
+
+#define checking_wrmsrl(msr,val) wrmsr_safe(msr,(u32)(val),(u32)((val)>>32))
+
+#define rdmsr_safe(msr,a,b) \
+ ({ int ret__; \
+ asm volatile ("1: rdmsr\n" \
+ "2:\n" \
+ ".section .fixup,\"ax\"\n" \
+ "3: movl %4,%0\n" \
+ " jmp 2b\n" \
+ ".previous\n" \
+ ".section __ex_table,\"a\"\n" \
+ " .align 8\n" \
+ " .quad 1b,3b\n" \
+ ".previous":"=&bDS" (ret__), "=a"(*(a)), "=d"(*(b))\
+ :"c"(msr), "i"(-EIO), "0"(0)); \
+ ret__; })
+
+#define rdtsc(low,high) \
+ __asm__ __volatile__("rdtsc" : "=a" (low), "=d" (high))
+
+#define rdtscl(low) \
+ __asm__ __volatile__ ("rdtsc" : "=a" (low) : : "edx")
+
+#define rdtscll(val) do { \
+ unsigned int __a,__d; \
+ asm volatile("rdtsc" : "=a" (__a), "=d" (__d)); \
+ (val) = ((unsigned long)__a) | (((unsigned long)__d)<<32); \
+} while(0)
+
+#define write_tsc(val1,val2) wrmsr(0x10, val1, val2)
+
+#define rdpmc(counter,low,high) \
+ __asm__ __volatile__("rdpmc" \
+ : "=a" (low), "=d" (high) \
+ : "c" (counter))
+
+static inline void cpuid(int op, unsigned int *eax, unsigned int *ebx,
+ unsigned int *ecx, unsigned int *edx)
+{
+ __asm__(XEN_CPUID
+ : "=a" (*eax),
+ "=b" (*ebx),
+ "=c" (*ecx),
+ "=d" (*edx)
+ : "0" (op));
+}
+
+/* Some CPUID calls want 'count' to be placed in ecx */
+static inline void cpuid_count(int op, int count, int *eax, int *ebx, int *ecx,
+ int *edx)
+{
+ __asm__(XEN_CPUID
+ : "=a" (*eax),
+ "=b" (*ebx),
+ "=c" (*ecx),
+ "=d" (*edx)
+ : "0" (op), "c" (count));
+}
+
+/*
+ * CPUID functions returning a single datum
+ */
+static inline unsigned int cpuid_eax(unsigned int op)
+{
+ unsigned int eax;
+
+ __asm__(XEN_CPUID
+ : "=a" (eax)
+ : "0" (op)
+ : "bx", "cx", "dx");
+ return eax;
+}
+static inline unsigned int cpuid_ebx(unsigned int op)
+{
+ unsigned int eax, ebx;
+
+ __asm__(XEN_CPUID
+ : "=a" (eax), "=b" (ebx)
+ : "0" (op)
+ : "cx", "dx" );
+ return ebx;
+}
+static inline unsigned int cpuid_ecx(unsigned int op)
+{
+ unsigned int eax, ecx;
+
+ __asm__(XEN_CPUID
+ : "=a" (eax), "=c" (ecx)
+ : "0" (op)
+ : "bx", "dx" );
+ return ecx;
+}
+static inline unsigned int cpuid_edx(unsigned int op)
+{
+ unsigned int eax, edx;
+
+ __asm__(XEN_CPUID
+ : "=a" (eax), "=d" (edx)
+ : "0" (op)
+ : "bx", "cx");
+ return edx;
+}
+
+#define MSR_IA32_UCODE_WRITE 0x79
+#define MSR_IA32_UCODE_REV 0x8b
+
+
+#endif
+
+/* AMD/K8 specific MSRs */
+#define MSR_EFER 0xc0000080 /* extended feature register */
+#define MSR_STAR 0xc0000081 /* legacy mode SYSCALL target */
+#define MSR_LSTAR 0xc0000082 /* long mode SYSCALL target */
+#define MSR_CSTAR 0xc0000083 /* compatibility mode SYSCALL target */
+#define MSR_SYSCALL_MASK 0xc0000084 /* EFLAGS mask for syscall */
+#define MSR_FS_BASE 0xc0000100 /* 64bit GS base */
+#define MSR_GS_BASE 0xc0000101 /* 64bit FS base */
+#define MSR_KERNEL_GS_BASE 0xc0000102 /* SwapGS GS shadow (or USER_GS from
kernel) */
+/* EFER bits: */
+#define _EFER_SCE 0 /* SYSCALL/SYSRET */
+#define _EFER_LME 8 /* Long mode enable */
+#define _EFER_LMA 10 /* Long mode active (read-only) */
+#define _EFER_NX 11 /* No execute enable */
+
+#define EFER_SCE (1<<_EFER_SCE)
+#define EFER_LME (1<<_EFER_LME)
+#define EFER_LMA (1<<_EFER_LMA)
+#define EFER_NX (1<<_EFER_NX)
+
+/* Intel MSRs. Some also available on other CPUs */
+#define MSR_IA32_TSC 0x10
+#define MSR_IA32_PLATFORM_ID 0x17
+
+#define MSR_IA32_PERFCTR0 0xc1
+#define MSR_IA32_PERFCTR1 0xc2
+
+#define MSR_MTRRcap 0x0fe
+#define MSR_IA32_BBL_CR_CTL 0x119
+
+#define MSR_IA32_SYSENTER_CS 0x174
+#define MSR_IA32_SYSENTER_ESP 0x175
+#define MSR_IA32_SYSENTER_EIP 0x176
+
+#define MSR_IA32_MCG_CAP 0x179
+#define MSR_IA32_MCG_STATUS 0x17a
+#define MSR_IA32_MCG_CTL 0x17b
+
+#define MSR_IA32_EVNTSEL0 0x186
+#define MSR_IA32_EVNTSEL1 0x187
+
+#define MSR_IA32_DEBUGCTLMSR 0x1d9
+#define MSR_IA32_LASTBRANCHFROMIP 0x1db
+#define MSR_IA32_LASTBRANCHTOIP 0x1dc
+#define MSR_IA32_LASTINTFROMIP 0x1dd
+#define MSR_IA32_LASTINTTOIP 0x1de
+
+#define MSR_MTRRfix64K_00000 0x250
+#define MSR_MTRRfix16K_80000 0x258
+#define MSR_MTRRfix16K_A0000 0x259
+#define MSR_MTRRfix4K_C0000 0x268
+#define MSR_MTRRfix4K_C8000 0x269
+#define MSR_MTRRfix4K_D0000 0x26a
+#define MSR_MTRRfix4K_D8000 0x26b
+#define MSR_MTRRfix4K_E0000 0x26c
+#define MSR_MTRRfix4K_E8000 0x26d
+#define MSR_MTRRfix4K_F0000 0x26e
+#define MSR_MTRRfix4K_F8000 0x26f
+#define MSR_MTRRdefType 0x2ff
+
+#define MSR_IA32_MC0_CTL 0x400
+#define MSR_IA32_MC0_STATUS 0x401
+#define MSR_IA32_MC0_ADDR 0x402
+#define MSR_IA32_MC0_MISC 0x403
+
+#define MSR_P6_PERFCTR0 0xc1
+#define MSR_P6_PERFCTR1 0xc2
+#define MSR_P6_EVNTSEL0 0x186
+#define MSR_P6_EVNTSEL1 0x187
+
+/* K7/K8 MSRs. Not complete. See the architecture manual for a more complete
list. */
+#define MSR_K7_EVNTSEL0 0xC0010000
+#define MSR_K7_PERFCTR0 0xC0010004
+#define MSR_K7_EVNTSEL1 0xC0010001
+#define MSR_K7_PERFCTR1 0xC0010005
+#define MSR_K7_EVNTSEL2 0xC0010002
+#define MSR_K7_PERFCTR2 0xC0010006
+#define MSR_K7_EVNTSEL3 0xC0010003
+#define MSR_K7_PERFCTR3 0xC0010007
+#define MSR_K8_TOP_MEM1 0xC001001A
+#define MSR_K8_TOP_MEM2 0xC001001D
+#define MSR_K8_SYSCFG 0xC0010010
+#define MSR_K8_HWCR 0xC0010015
+
+/* K6 MSRs */
+#define MSR_K6_EFER 0xC0000080
+#define MSR_K6_STAR 0xC0000081
+#define MSR_K6_WHCR 0xC0000082
+#define MSR_K6_UWCCR 0xC0000085
+#define MSR_K6_PSOR 0xC0000087
+#define MSR_K6_PFIR 0xC0000088
+
+/* Centaur-Hauls/IDT defined MSRs. */
+#define MSR_IDT_FCR1 0x107
+#define MSR_IDT_FCR2 0x108
+#define MSR_IDT_FCR3 0x109
+#define MSR_IDT_FCR4 0x10a
+
+#define MSR_IDT_MCR0 0x110
+#define MSR_IDT_MCR1 0x111
+#define MSR_IDT_MCR2 0x112
+#define MSR_IDT_MCR3 0x113
+#define MSR_IDT_MCR4 0x114
+#define MSR_IDT_MCR5 0x115
+#define MSR_IDT_MCR6 0x116
+#define MSR_IDT_MCR7 0x117
+#define MSR_IDT_MCR_CTRL 0x120
+
+/* VIA Cyrix defined MSRs*/
+#define MSR_VIA_FCR 0x1107
+#define MSR_VIA_LONGHAUL 0x110a
+#define MSR_VIA_RNG 0x110b
+#define MSR_VIA_BCR2 0x1147
+
+/* Intel defined MSRs. */
+#define MSR_IA32_P5_MC_ADDR 0
+#define MSR_IA32_P5_MC_TYPE 1
+#define MSR_IA32_PLATFORM_ID 0x17
+#define MSR_IA32_EBL_CR_POWERON 0x2a
+
+#define MSR_IA32_APICBASE 0x1b
+#define MSR_IA32_APICBASE_BSP (1<<8)
+#define MSR_IA32_APICBASE_ENABLE (1<<11)
+#define MSR_IA32_APICBASE_BASE (0xfffff<<12)
+
+/* P4/Xeon+ specific */
+#define MSR_IA32_MCG_EAX 0x180
+#define MSR_IA32_MCG_EBX 0x181
+#define MSR_IA32_MCG_ECX 0x182
+#define MSR_IA32_MCG_EDX 0x183
+#define MSR_IA32_MCG_ESI 0x184
+#define MSR_IA32_MCG_EDI 0x185
+#define MSR_IA32_MCG_EBP 0x186
+#define MSR_IA32_MCG_ESP 0x187
+#define MSR_IA32_MCG_EFLAGS 0x188
+#define MSR_IA32_MCG_EIP 0x189
+#define MSR_IA32_MCG_RESERVED 0x18A
+
+#define MSR_P6_EVNTSEL0 0x186
+#define MSR_P6_EVNTSEL1 0x187
+
+#define MSR_IA32_PERF_STATUS 0x198
+#define MSR_IA32_PERF_CTL 0x199
+
+#define MSR_IA32_THERM_CONTROL 0x19a
+#define MSR_IA32_THERM_INTERRUPT 0x19b
+#define MSR_IA32_THERM_STATUS 0x19c
+#define MSR_IA32_MISC_ENABLE 0x1a0
+
+#define MSR_IA32_DEBUGCTLMSR 0x1d9
+#define MSR_IA32_LASTBRANCHFROMIP 0x1db
+#define MSR_IA32_LASTBRANCHTOIP 0x1dc
+#define MSR_IA32_LASTINTFROMIP 0x1dd
+#define MSR_IA32_LASTINTTOIP 0x1de
+
+#define MSR_IA32_MC0_CTL 0x400
+#define MSR_IA32_MC0_STATUS 0x401
+#define MSR_IA32_MC0_ADDR 0x402
+#define MSR_IA32_MC0_MISC 0x403
+
+/* Pentium IV performance counter MSRs */
+#define MSR_P4_BPU_PERFCTR0 0x300
+#define MSR_P4_BPU_PERFCTR1 0x301
+#define MSR_P4_BPU_PERFCTR2 0x302
+#define MSR_P4_BPU_PERFCTR3 0x303
+#define MSR_P4_MS_PERFCTR0 0x304
+#define MSR_P4_MS_PERFCTR1 0x305
+#define MSR_P4_MS_PERFCTR2 0x306
+#define MSR_P4_MS_PERFCTR3 0x307
+#define MSR_P4_FLAME_PERFCTR0 0x308
+#define MSR_P4_FLAME_PERFCTR1 0x309
+#define MSR_P4_FLAME_PERFCTR2 0x30a
+#define MSR_P4_FLAME_PERFCTR3 0x30b
+#define MSR_P4_IQ_PERFCTR0 0x30c
+#define MSR_P4_IQ_PERFCTR1 0x30d
+#define MSR_P4_IQ_PERFCTR2 0x30e
+#define MSR_P4_IQ_PERFCTR3 0x30f
+#define MSR_P4_IQ_PERFCTR4 0x310
+#define MSR_P4_IQ_PERFCTR5 0x311
+#define MSR_P4_BPU_CCCR0 0x360
+#define MSR_P4_BPU_CCCR1 0x361
+#define MSR_P4_BPU_CCCR2 0x362
+#define MSR_P4_BPU_CCCR3 0x363
+#define MSR_P4_MS_CCCR0 0x364
+#define MSR_P4_MS_CCCR1 0x365
+#define MSR_P4_MS_CCCR2 0x366
+#define MSR_P4_MS_CCCR3 0x367
+#define MSR_P4_FLAME_CCCR0 0x368
+#define MSR_P4_FLAME_CCCR1 0x369
+#define MSR_P4_FLAME_CCCR2 0x36a
+#define MSR_P4_FLAME_CCCR3 0x36b
+#define MSR_P4_IQ_CCCR0 0x36c
+#define MSR_P4_IQ_CCCR1 0x36d
+#define MSR_P4_IQ_CCCR2 0x36e
+#define MSR_P4_IQ_CCCR3 0x36f
+#define MSR_P4_IQ_CCCR4 0x370
+#define MSR_P4_IQ_CCCR5 0x371
+#define MSR_P4_ALF_ESCR0 0x3ca
+#define MSR_P4_ALF_ESCR1 0x3cb
+#define MSR_P4_BPU_ESCR0 0x3b2
+#define MSR_P4_BPU_ESCR1 0x3b3
+#define MSR_P4_BSU_ESCR0 0x3a0
+#define MSR_P4_BSU_ESCR1 0x3a1
+#define MSR_P4_CRU_ESCR0 0x3b8
+#define MSR_P4_CRU_ESCR1 0x3b9
+#define MSR_P4_CRU_ESCR2 0x3cc
+#define MSR_P4_CRU_ESCR3 0x3cd
+#define MSR_P4_CRU_ESCR4 0x3e0
+#define MSR_P4_CRU_ESCR5 0x3e1
+#define MSR_P4_DAC_ESCR0 0x3a8
+#define MSR_P4_DAC_ESCR1 0x3a9
+#define MSR_P4_FIRM_ESCR0 0x3a4
+#define MSR_P4_FIRM_ESCR1 0x3a5
+#define MSR_P4_FLAME_ESCR0 0x3a6
+#define MSR_P4_FLAME_ESCR1 0x3a7
+#define MSR_P4_FSB_ESCR0 0x3a2
+#define MSR_P4_FSB_ESCR1 0x3a3
+#define MSR_P4_IQ_ESCR0 0x3ba
+#define MSR_P4_IQ_ESCR1 0x3bb
+#define MSR_P4_IS_ESCR0 0x3b4
+#define MSR_P4_IS_ESCR1 0x3b5
+#define MSR_P4_ITLB_ESCR0 0x3b6
+#define MSR_P4_ITLB_ESCR1 0x3b7
+#define MSR_P4_IX_ESCR0 0x3c8
+#define MSR_P4_IX_ESCR1 0x3c9
+#define MSR_P4_MOB_ESCR0 0x3aa
+#define MSR_P4_MOB_ESCR1 0x3ab
+#define MSR_P4_MS_ESCR0 0x3c0
+#define MSR_P4_MS_ESCR1 0x3c1
+#define MSR_P4_PMH_ESCR0 0x3ac
+#define MSR_P4_PMH_ESCR1 0x3ad
+#define MSR_P4_RAT_ESCR0 0x3bc
+#define MSR_P4_RAT_ESCR1 0x3bd
+#define MSR_P4_SAAT_ESCR0 0x3ae
+#define MSR_P4_SAAT_ESCR1 0x3af
+#define MSR_P4_SSU_ESCR0 0x3be
+#define MSR_P4_SSU_ESCR1 0x3bf /* guess: not defined in
manual */
+#define MSR_P4_TBPU_ESCR0 0x3c2
+#define MSR_P4_TBPU_ESCR1 0x3c3
+#define MSR_P4_TC_ESCR0 0x3c4
+#define MSR_P4_TC_ESCR1 0x3c5
+#define MSR_P4_U2L_ESCR0 0x3b0
+#define MSR_P4_U2L_ESCR1 0x3b1
+
+#endif
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