3 files changed, 9 insertions, 1 deletions

diff --git a/sys/ia64/include/md_var.h b/sys/ia64/include/md_var.h
index 9c7638ed4397..b69b1af4fd52 100644
--- a/sys/ia64/include/md_var.h
+++ b/sys/ia64/include/md_var.h
@@ -102,6 +102,11 @@ int	ia64_physmem_init(void);
 int	ia64_physmem_track(vm_paddr_t, vm_size_t);
 void	ia64_probe_sapics(void);
 void	ia64_sync_icache(vm_offset_t, vm_size_t);
+void	*ia64_xtrace_alloc(void);
+void	ia64_xtrace_init_ap(void *);
+void	ia64_xtrace_init_bsp(void);
+void	ia64_xtrace_save(void);
+void	ia64_xtrace_stop(void);
 void	interrupt(struct trapframe *);
 void	map_gateway_page(void);
 void	map_pal_code(void);
diff --git a/sys/ia64/include/pcpu.h b/sys/ia64/include/pcpu.h
index 0f2a6f39947e..4c3f5e822954 100644
--- a/sys/ia64/include/pcpu.h
+++ b/sys/ia64/include/pcpu.h
@@ -56,6 +56,8 @@ struct pcpu_md {
 	uint32_t	clock_mode;		/* Clock ET mode */
 	uint32_t	awake:1;		/* CPU is awake? */
 	struct pcpu_stats stats;		/* Interrupt stats. */
+	void		*xtrace_buffer;
+	uint64_t	xtrace_tail;
 #ifdef _KERNEL
 	struct sysctl_ctx_list sysctl_ctx;
 	struct sysctl_oid *sysctl_tree;
@@ -65,7 +67,7 @@ struct pcpu_md {
 #define	PCPU_MD_FIELDS							\
 	uint32_t	pc_acpi_id;		/* ACPI CPU id. */	\
 	struct pcpu_md	pc_md;			/* MD fields. */	\
-	char		__pad[1265]
+	char		__pad[10*128]
 
 #ifdef _KERNEL
 
diff --git a/sys/ia64/include/smp.h b/sys/ia64/include/smp.h
index b80d6a0e847b..1623609d9b3d 100644
--- a/sys/ia64/include/smp.h
+++ b/sys/ia64/include/smp.h
@@ -32,6 +32,7 @@ struct ia64_ap_state {
 	void		*as_kstack;
 	void		*as_kstack_top;
 	struct pcpu	*as_pcpu;
+	void		*as_xtrace_buffer;
 	volatile int	as_delay;
 	volatile u_int	as_awake;
 	volatile u_int	as_spin;