See the acpi DSM and ROM calls .
[ACPI Debug] String [0x1B] "In_SB_GFX0_SCOPE_METHOD_DSM"
localhost kernel: acpi_call: Call successful
localhost kernel: acpi_call: Calling \_SB_.PCI0.PEGR.GFX0._ROM
localhost kernel: [ACPI Debug] String [0x23] "Initialising _SB.PCI0.PEGR.GFX0
ROM"
localhost kernel: ACPI Error: Field [ROMI] access width (1 bytes) too large for
region [VROM] (length 0) (20100428/exfldio-184)
localhost kernel: ACPI Error: Field [ROMI] Base+Offset+Width 0+0+1 is beyond
end of region [VROM] (length 0) (20100428/exfldio-198)
localhost kernel: ACPI Error (psparse-0537): Method parse/execution failed
[\_SB_.PCI0.PEGR.GFX0._ROM] (Node ffff880137a56320), AE_AML_REGION_LIMIT
The ROM area may be kernel related still to test iommu settings ,any
suggestions please post .
There is more activity ( with debugging enabled ) in the syslogs ,such as
-
[ACPI Debug] String [0x10] "In_SB_GFX0_GCBL_"
localhost kernel: [ACPI Debug] String [0x10] "In_SB_GFX0_GCBL_"
localhost kernel: i2c i2c-2: master_xfer[0] W, addr=0x50, len=1
localhost kernel: i2c i2c-2: master_xfer[1] R, addr=0x50, len=1
localhost kernel: i2c i2c-2: NAK from device addr 0x50 msg #0
localhost kernel: [ACPI Debug] String [0x10] "In_SB_GFX0_GCBL_"
localhost kernel: [ACPI Debug] String [0x10] "In_SB_GFX0_GCBL_"
localhost cpufreqd: get_class_device_attribute: couldn't open
/sys/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/PNP0C0A:00/power_supply/BAT0/energy_full
(No such file or directory) -----PROBLEM TBD
localhost cpufreqd: get_class_device_attribute: couldn't open
/sys/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/PNP0C0A:00/power_supply/BAT0/energy_now
(No such file or directory)
localhost kernel: [ACPI Debug] String [0x44] "In Root Scope Method Q0E
GREATEQUAL OSFG OSVT has Run GFX0.LCDD 0x87" --- GOOD NOTIFICATION .
Cheers
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