Hmm, i just noticed something strange on the T61 Linus' tree prints these messages: [lenb@t61 sut]$ grep -i ssdt 2.6.25-06058-ga01e035/dmesg ACPI: SSDT 7D6BB9B4, 0269 (r1 LENOVO TP-7L 2100 MSFT 3000000) ACPI: SSDT 7D6E26D9, 025F (r1 LENOVO TP-7L 2100 INTL 20050513) ACPI: SSDT 7D6E2938, 00A6 (r1 LENOVO TP-7L 2100 INTL 20050513) ACPI: SSDT 7D6E29DE, 04F7 (r1 LENOVO TP-7L 2100 INTL 20050513) ACPI: SSDT 7D6E2ED5, 01D8 (r1 LENOVO TP-7L 2100 INTL 20050513) Table [SSDT](id 0002) - 11 Objects with 0 Devices 7 Methods 0 Regions Table [SSDT](id 0003) - 7 Objects with 0 Devices 3 Methods 0 Regions Table [SSDT](id 0004) - 4 Objects with 0 Devices 3 Methods 0 Regions Table [SSDT](id 0005) - 14 Objects with 0 Devices 5 Methods 0 Regions Table [SSDT](id 0006) - 14 Objects with 1 Devices 2 Methods 0 Regions ACPI: SSDT 7D6E1B32, 02C4 (r1 PmRef Cpu0Ist 100 INTL 20050513) Table [SSDT](id 003A) - 6 Objects with 0 Devices 4 Methods 0 Regions ACPI: SSDT 7D6E1E7B, 085E (r1 PmRef Cpu0Cst 100 INTL 20050513) Table [SSDT](id 003B) - 16 Objects with 0 Devices 1 Methods 0 Regions ACPI: SSDT 7D6E1A6A, 00C8 (r1 PmRef Cpu1Ist 100 INTL 20050513) Table [SSDT](id 0046) - 4 Objects with 0 Devices 4 Methods 0 Regions ACPI: SSDT 7D6E1DF6, 0085 (r1 PmRef Cpu1Cst 100 INTL 20050513) Table [SSDT](id 0047) - 1 Objects with 0 Devices 1 Methods 0 Regions The acpi test tree prints these messages: [lenb@t61 sut]$ grep -i ssdt 2.6.25-06238-gf4e0ea3/dmesg ACPI: SSDT 7D6BB9B4, 0269 (r1 LENOVO TP-7L 2100 MSFT 3000000) ACPI: SSDT 7D6E26D9, 025F (r1 LENOVO TP-7L 2100 INTL 20050513) ACPI: SSDT 7D6E2938, 00A6 (r1 LENOVO TP-7L 2100 INTL 20050513) ACPI: SSDT 7D6E29DE, 04F7 (r1 LENOVO TP-7L 2100 INTL 20050513) ACPI: SSDT 7D6E2ED5, 01D8 (r1 LENOVO TP-7L 2100 INTL 20050513) Table [SSDT](id 0002) - 11 Objects with 0 Devices 7 Methods 0 Regions Table [SSDT](id 0003) - 7 Objects with 0 Devices 3 Methods 0 Regions Table [SSDT](id 0004) - 4 Objects with 0 Devices 3 Methods 0 Regions Table [SSDT](id 0005) - 14 Objects with 0 Devices 5 Methods 0 Regions Table [SSDT](id 0006) - 14 Objects with 1 Devices 2 Methods 0 Regions ACPI: SSDT 7D6E1B32, 02C4 (r1 PmRef Cpu0Ist 100 INTL 20050513) Table [SSDT](id 0044) - 0 Objects with 0 Devices 0 Methods 0 Regions ACPI: SSDT 7D6E1E7B, 085E (r1 PmRef Cpu0Cst 100 INTL 20050513) Table [SSDT](id 0045) - 0 Objects with 0 Devices 0 Methods 0 Regions ACPI: SSDT 7D6E1A6A, 00C8 (r1 PmRef Cpu1Ist 100 INTL 20050513) Table [SSDT](id 0050) - 0 Objects with 0 Devices 0 Methods 0 Regions ACPI: SSDT 7D6E1DF6, 0085 (r1 PmRef Cpu1Cst 100 INTL 20050513) Table [SSDT](id 0051) - 0 Objects with 0 Devices 0 Methods 0 Regions ie. "0 Objects with 0 Devices 0 Methods 0 Regions" dunno if this is just cosmetic -- the p-states that are advertised in the SSDT's seem to be working normally, and C-states do too. -Len -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html