# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1224578959 -3600
# Node ID 353f2359230aa7baef21a4adff4277a20275940f
# Parent 687601e210551b99530f80304b071c9447bb2af7
Add print info for ACPI _PCT and _PPC
Signed-off-by: Liu Jinsong <jinsong.liu@xxxxxxxxx>
---
xen/drivers/cpufreq/cpufreq.c | 18 +++++++++++++++++-
1 files changed, 17 insertions(+), 1 deletion(-)
diff -r 687601e21055 -r 353f2359230a xen/drivers/cpufreq/cpufreq.c
--- a/xen/drivers/cpufreq/cpufreq.c Tue Oct 21 09:48:56 2008 +0100
+++ b/xen/drivers/cpufreq/cpufreq.c Tue Oct 21 09:49:19 2008 +0100
@@ -186,10 +186,18 @@ int cpufreq_del_cpu(unsigned int cpu)
return 0;
}
+static void print_PCT(struct xen_pct_register *ptr)
+{
+ printk(KERN_INFO "\t_PCT: descriptor=%d, length=%d, space_id=%d, "
+ "bit_width=%d, bit_offset=%d, reserved=%d, address=%"PRId64"\n",
+ ptr->descriptor, ptr->length, ptr->space_id, ptr->bit_width,
+ ptr->bit_offset, ptr->reserved, ptr->address);
+}
+
static void print_PSS(struct xen_processor_px *ptr, int count)
{
int i;
- printk(KERN_INFO "\t_PSS:\n");
+ printk(KERN_INFO "\t_PSS: state_count=%d\n", count);
for (i=0; i<count; i++){
printk(KERN_INFO "\tState%d: %"PRId64"MHz %"PRId64"mW %"PRId64"us "
"%"PRId64"us 0x%"PRIx64" 0x%"PRIx64"\n",
@@ -212,6 +220,11 @@ static void print_PSD( struct xen_psd_pa
ptr->num_processors);
}
+static void print_PPC(unsigned int platform_limit)
+{
+ printk(KERN_INFO "\t_PPC: %d\n", platform_limit);
+}
+
int set_px_pminfo(uint32_t acpi_id, struct xen_processor_performance
*dom0_px_info)
{
int ret=0, cpuid;
@@ -251,6 +264,8 @@ int set_px_pminfo(uint32_t acpi_id, stru
memcpy ((void *)&pxpt->status_register,
(void *)&dom0_px_info->status_register,
sizeof(struct xen_pct_register));
+ print_PCT(&pxpt->control_register);
+ print_PCT(&pxpt->status_register);
}
if ( dom0_px_info->flags & XEN_PX_PSS )
{
@@ -276,6 +291,7 @@ int set_px_pminfo(uint32_t acpi_id, stru
if ( dom0_px_info->flags & XEN_PX_PPC )
{
pxpt->platform_limit = dom0_px_info->platform_limit;
+ print_PPC(pxpt->platform_limit);
if ( pxpt->init == XEN_PX_INIT )
{
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