AMD64 boot <acpi_perf0: invalid _PSS package>

Hi,

I have a new AMD64 installation (running -current). 
During boot, the following message appears numerous times:

acpi_perf0: invalid _PSS package

Does this message affect the system in any negative way?

pciconf -lv output follows:
hostb0_at_pci0:0:0:        class=0x060000 card=0x81591043 chip=0x07601039
rev=0x03 hdr=0x00
    vendor   = 'Silicon Integrated Systems (SiS)'
    device   = 'SiS760 Athlon 64 CPU to PCI Bridge'
    class    = bridge
    subclass = HOST-PCI
pcib1_at_pci0:1:0: class=0x060400 card=0x00000000 chip=0x00021039 rev=0x00 hdr=0x01
    vendor   = 'Silicon Integrated Systems (SiS)'
    device   = '6202 Virtual PCI to PCI Bridge (AGP)'
    class    = bridge
    subclass = PCI-PCI
isab0_at_pci0:2:0: class=0x060100 card=0x00000000 chip=0x09651039 rev=0x47 hdr=0x00
    vendor   = 'Silicon Integrated Systems (SiS)'
    class    = bridge
    subclass = PCI-ISA
atapci0_at_pci0:2:5:       class=0x010180 card=0x81391043 chip=0x55131039
rev=0x01 hdr=0x00
    vendor   = 'Silicon Integrated Systems (SiS)'
    device   = 'SiS5513 EIDE Controller (A,B step)'
    class    = mass storage
    subclass = ATA
none0_at_pci0:2:7: class=0x040100 card=0x810d1043 chip=0x70121039 rev=0xa0 hdr=0x00
    vendor   = 'Silicon Integrated Systems (SiS)'
    device   = 'SiS7013 PCI Audio Accelerator'
    class    = multimedia
    subclass = audio
ohci0_at_pci0:3:0: class=0x0c0310 card=0x81391043 chip=0x70011039 rev=0x0f hdr=0x00
    vendor   = 'Silicon Integrated Systems (SiS)'
    device   = 'SiS5597/8 Universal Serial Bus Controller'
    class    = serial bus
    subclass = USB
ohci1_at_pci0:3:1: class=0x0c0310 card=0x81391043 chip=0x70011039 rev=0x0f hdr=0x00
    vendor   = 'Silicon Integrated Systems (SiS)'
    device   = 'SiS5597/8 Universal Serial Bus Controller'
    class    = serial bus
    subclass = USB
ohci2_at_pci0:3:2: class=0x0c0310 card=0x81391043 chip=0x70011039 rev=0x0f hdr=0x00
    vendor   = 'Silicon Integrated Systems (SiS)'
    device   = 'SiS5597/8 Universal Serial Bus Controller'
    class    = serial bus
    subclass = USB
ehci0_at_pci0:3:3: class=0x0c0320 card=0x81391043 chip=0x70021039 rev=0x00 hdr=0x00
    vendor   = 'Silicon Integrated Systems (SiS)'
    device   = 'SiS7002 USB 2.0 Enhanced Host Controller'
    class    = serial bus
    subclass = USB
none1_at_pci0:4:0: class=0x020000 card=0x81391043 chip=0x01901039 rev=0x00 hdr=0x00
    vendor   = 'Silicon Integrated Systems (SiS)'
    class    = network
    subclass = ethernet
pcib2_at_pci0:6:0: class=0x060400 card=0x000000b0 chip=0x000a1039 rev=0x00 hdr=0x01
    vendor   = 'Silicon Integrated Systems (SiS)'
    class    = bridge
    subclass = PCI-PCI
pcib3_at_pci0:7:0: class=0x060400 card=0x000000b0 chip=0x000a1039 rev=0x00 hdr=0x01
    vendor   = 'Silicon Integrated Systems (SiS)'
    class    = bridge
    subclass = PCI-PCI
vr0_at_pci0:9:0:   class=0x020000 card=0x14011186 chip=0x30651106 rev=0x43 hdr=0x00
    vendor   = 'VIA Technologies Inc'
    device   = 'VT6102 Rhine II PCI Fast Ethernet Controller'
    class    = network
    subclass = ethernet
hostb1_at_pci0:24:0:       class=0x060000 card=0x00000000 chip=0x11001022
rev=0x00 hdr=0x00
    vendor   = 'Advanced Micro Devices (AMD)'
    device   = 'Athlon 64 / Opteron HyperTransport Technology Configuration'
    class    = bridge
    subclass = HOST-PCI
hostb2_at_pci0:24:1:       class=0x060000 card=0x00000000 chip=0x11011022
rev=0x00 hdr=0x00
    vendor   = 'Advanced Micro Devices (AMD)'
    device   = 'Athlon 64 / Opteron Address Map'
    class    = bridge
    subclass = HOST-PCI
hostb3_at_pci0:24:2:       class=0x060000 card=0x00000000 chip=0x11021022
rev=0x00 hdr=0x00
    vendor   = 'Advanced Micro Devices (AMD)'
    device   = 'Athlon 64 / Opteron DRAM Controller'
    class    = bridge
    subclass = HOST-PCI
hostb4_at_pci0:24:3:       class=0x060000 card=0x00000000 chip=0x11031022
rev=0x00 hdr=0x00
    vendor   = 'Advanced Micro Devices (AMD)'
    device   = 'Athlon 64 / Opteron Miscellaneous Control'
    class    = bridge
    subclass = HOST-PCI
none2_at_pci1:0:0: class=0x030000 card=0x81591043 chip=0x63301039 rev=0x00 hdr=0x00
    vendor   = 'Silicon Integrated Systems (SiS)'
    device   = 'SiS661FX/M661FX/760/741/M760/M741 GUI 2D/3D Accelerator'
    class    = display
    subclass = VGA

Jiawei Ye

-- 
"Without the userland, the kernel is useless."
               --inspired by The Tao of Programming