Hello,

I suspected the same about dell_new_hk_type, but I am confused that
the rest of the fn keys work just fine out of the box. The only button
that didn't work was the eject key.

Attached is the dmidecode output.

Thanks

On Thu, Jun 3, 2010 at 5:57 AM,  <[email protected]> wrote:
>
>>Hi Rez,
>>
>>Any thoughts on this?
>>
>
>
>  From the discussion below, it seems that this system does not implement the 
> new
> WMI scheme ( which is when dell_new_hk_type=true is set). So, at issue here 
> is the
> legacy code. Without knowing exactly why BIOS would behave differently in 
> this particular case,
> the fix seems arbitrary. Let me see if I can get hold of the BIOS 
> developer(if possible) and provide feedback in this thread.
>
> Islam Amer
>
>   Can you attach dmidecode output from the system here?
>
> Thanks..
>   --rez
>
>
>
>
>
>>On Thu, Jun 03, 2010 at 01:14:09AM +0400, Islam Amer wrote
>>> Hello,
>>>
>>> Pressing the eject key on my Dell Studio 1555 does not work
>>and dmesg
>>> produces this message :
>>> dell-wmi: Unknown key 0 pressed
>>>
>>> Adding a debugging printk in dell-wmi.c after line 222 like this :
>>>
>>> printk(KERN_INFO "dell:wmi 0x%x , 0x%x \n", buffer_entry[1],
>>> buffer_entry[2]);
>>>
>>> dmesg now shows :
>>>
>>> dell:wmi 0x0 , 0xe009
>>> dell-wmi: Unknown key 0 pressed
>>>
>>> So for some reason buffer_entry[1] is used although it is empty.
>>>
>>> Falling back to buffer_entry[2] in case buffer_entry[1] is 0x0 makes
>>> the button work.
>>>
>>> I suspect it might be better to fix the "dell_new_hk_type" logic
>>> though
>>>
>>> I had submitted this as
>>> https://bugzilla.kernel.org/show_bug.cgi?id=16075 but repeating the
>>> information and patch here as per Andrew Morton's suggestion.
>>>
>>>
>>> Thanks.
>>>
>>> ---
>>linux-sidux-2.6-2.6.34/drivers/platform/x86/dell-wmi.c.orig
>>2010-06-03
>>> 01:02:17.418824168 +0400
>>> +++ linux-sidux-2.6-2.6.34/drivers/platform/x86/dell-wmi.c
>>2010-06-03
>>> 01:01:40.641833249 +0400
>>> @@ -221,7 +221,7 @@ static void dell_wmi_notify(u32 value, v
>>>                      return;
>>>              }
>>>
>>> -            if (dell_new_hk_type)
>>> +            if (dell_new_hk_type || buffer_entry[1] == 0x0)
>>>                      reported_key = (int)buffer_entry[2];
>>>              else
>>>                      reported_key = (int)buffer_entry[1] & 0xffff;
>>>
>>--
>>Matthew Garrett | [email protected]
>>
# dmidecode 2.9
SMBIOS 2.5 present.
51 structures occupying 1986 bytes.
Table at 0x000F0FB0.

Handle 0xDA00, DMI type 218, 209 bytes
OEM-specific Type
        Header and Data:
                DA D1 00 DA B2 00 D2 1B 1F 36 40 7D 00 00 00 00
                00 80 01 16 00 01 00 7F 01 16 00 00 00 52 01 17
                00 01 00 53 01 17 00 00 00 7C 01 18 00 01 00 7B
                01 18 00 00 00 75 01 75 01 01 00 76 01 76 01 01
                00 2E 00 25 00 00 00 6E 00 25 00 01 00 2D 00 25
                00 02 00 8A 01 48 00 01 00 89 01 48 00 00 00 9B
                00 23 00 01 00 9C 00 23 00 00 00 14 01 46 00 00
                00 15 01 46 00 01 00 16 01 46 00 02 00 94 01 47
                00 01 00 93 01 47 00 00 00 EA 00 67 00 01 00 EB
                00 67 00 00 00 00 FE 00 00 00 00 01 FE 00 00 01
                00 A0 FE 00 00 00 00 A1 FE 00 00 01 00 E1 01 01
                00 00 00 E2 01 01 00 01 00 E3 01 01 00 02 00 DC
                01 02 00 00 00 DD 01 02 00 01 00 FF FF 00 00 00
                00

Handle 0x0001, DMI type 0, 24 bytes
BIOS Information
        Vendor: Dell Inc.
        Version: A08
        Release Date: 11/07/2009
        Address: 0xE3810
        Runtime Size: 116720 bytes
        ROM Size: 2048 kB
        Characteristics:
                PCI is supported
                PNP is supported
                BIOS is upgradeable
                BIOS shadowing is allowed
                ESCD support is available
                Boot from CD is supported
                Selectable boot is supported
                BIOS ROM is socketed
                EDD is supported
                5.25"/360 KB floppy services are supported (int 13h)
                5.25"/1.2 MB floppy services are supported (int 13h)
                3.5"/720 KB floppy services are supported (int 13h)
                Print screen service is supported (int 5h)
                8042 keyboard services are supported (int 9h)
                Serial services are supported (int 14h)
                Printer services are supported (int 17h)
                CGA/mono video services are supported (int 10h)
                ACPI is supported
                USB legacy is supported
                LS-120 boot is supported
                Smart battery is supported
                BIOS boot specification is supported
                Function key-initiated network boot is supported
                Targeted content distribution is supported

Handle 0x0002, DMI type 1, 27 bytes
System Information
        Manufacturer: Dell Inc.
        Product Name: Studio 1555
        Version: A08
        Serial Number: GGSF7K1
        UUID: 44454C4C-4700-1053-8046-C7C04F374B31
        Wake-up Type: Power Switch
        SKU Number: Not Specified
        Family: Not Specified

Handle 0x0003, DMI type 2, 15 bytes
Base Board Information
        Manufacturer: Dell Inc.
        Product Name: 0D176M
        Version: A08
        Serial Number: .GGSF7K1.CN4864397I0782.
        Asset Tag:           
        Features: None
        Location In Chassis: Not Specified
        Chassis Handle: 0xFFFF
        Type: Unknown
        Contained Object Handles: 0

Handle 0x0004, DMI type 3, 19 bytes
Chassis Information
        Manufacturer: Dell Inc.
        Type: Portable
        Lock: Not Present
        Version: A08        
        Serial Number: GGSF7K1
        Asset Tag:           
        Boot-up State: Safe
        Power Supply State: Safe
        Thermal State: Safe
        Security Status: None
        OEM Information: 0x00000000

Handle 0x0005, DMI type 4, 40 bytes
Processor Information
        Socket Designation: U2E1
        Type: Central Processor
        Family: <OUT OF SPEC>
        Manufacturer: Intel
        ID: 7A 06 01 00 FF FB EB BF
        Version: CPU Version
        Voltage: 3.3 V
        External Clock: 533 MHz
        Max Speed: 2100 MHz
        Current Speed: 2100 MHz
        Status: Populated, Enabled
        Upgrade: ZIF Socket
        L1 Cache Handle: 0x0006
        L2 Cache Handle: 0x0007
        L3 Cache Handle: Not Provided
        Serial Number: Not Specified
        Asset Tag: Not Specified
        Part Number: Not Specified
        Core Count: 2
        Core Enabled: 2
        Thread Count: 2
        Characteristics:
                64-bit capable

Handle 0x0006, DMI type 7, 19 bytes
Cache Information
        Socket Designation: L1 Cache
        Configuration: Enabled, Socketed, Level 1
        Operational Mode: Write Back
        Location: Internal
        Installed Size: 64 KB
        Maximum Size: 64 KB
        Supported SRAM Types:
                Burst
                Pipeline Burst
                Asynchronous
        Installed SRAM Type: Asynchronous
        Speed: Unknown
        Error Correction Type: None
        System Type: Data
        Associativity: 8-way Set-associative

Handle 0x0007, DMI type 7, 19 bytes
Cache Information
        Socket Designation: L2 Cache
        Configuration: Enabled, Socketed, Level 2
        Operational Mode: Write Back
        Location: Internal
        Installed Size: 2048 KB
        Maximum Size: 2048 KB
        Supported SRAM Types:
                Burst
                Pipeline Burst
                Asynchronous
        Installed SRAM Type: Burst
        Speed: Unknown
        Error Correction Type: None
        System Type: Instruction
        Associativity: 8-way Set-associative

Handle 0x0008, DMI type 8, 9 bytes
Port Connector Information
        Internal Reference Designator: Not Specified
        Internal Connector Type: None
        External Reference Designator: CRT
        External Connector Type: DB-15 female
        Port Type: Video Port

Handle 0x0009, DMI type 8, 9 bytes
Port Connector Information
        Internal Reference Designator: J1A1
        Internal Connector Type: None
        External Reference Designator: Keyboard
        External Connector Type: Circular DIN-8 male
        Port Type: Keyboard Port

Handle 0x000A, DMI type 8, 9 bytes
Port Connector Information
        Internal Reference Designator: J1A1
        Internal Connector Type: None
        External Reference Designator: PS/2 Mouse
        External Connector Type: Circular DIN-8 male
        Port Type: Mouse Port

Handle 0x000B, DMI type 9, 13 bytes
System Slot Information
        Designation: PEG Slot J6B2
        Type: 32-bit PCI Express
        Current Usage: Available
        Length: Long
        ID: 6
        Characteristics:
                5.0 V is provided
                3.3 V is provided

Handle 0x000C, DMI type 9, 13 bytes
System Slot Information
        Designation: PCI Express Slot J6B1
        Type: 32-bit PCI Express
        Current Usage: Available
        Length: Long
        ID: 7
        Characteristics:
                5.0 V is provided
                3.3 V is provided

Handle 0x000D, DMI type 9, 13 bytes
System Slot Information
        Designation: PCI Express Slot J6D1
        Type: 32-bit PCI Express
        Current Usage: In Use
        Length: Long
        ID: 8
        Characteristics:
                5.0 V is provided
                3.3 V is provided

Handle 0x000E, DMI type 9, 13 bytes
System Slot Information
        Designation: PCI Express Slot J8B3
        Type: 32-bit PCI Express
        Current Usage: Available
        Length: Long
        ID: 9
        Characteristics:
                5.0 V is provided
                3.3 V is provided

Handle 0x000F, DMI type 9, 13 bytes
System Slot Information
        Designation: PCI Express Slot J8D1
        Type: 32-bit PCI Express
        Current Usage: Available
        Length: Long
        ID: 10
        Characteristics:
                5.0 V is provided
                3.3 V is provided

Handle 0x0010, DMI type 9, 13 bytes
System Slot Information
        Designation: PCI Express Slot J7B1
        Type: 32-bit PCI Express
        Current Usage: Unknown
        Length: Long
        ID: 0
        Characteristics:
                5.0 V is provided
                3.3 V is provided

Handle 0x0011, DMI type 9, 13 bytes
System Slot Information
        Designation: PCI Express Slot 6
        Type: 32-bit PCI Express
        Current Usage: Available
        Length: Long
        ID: 12
        Characteristics:
                5.0 V is provided
                3.3 V is provided

Handle 0x0012, DMI type 10, 8 bytes
On Board Device 1 Information
        Type: Video
        Status: Enabled
        Description: Intel Cantiga Graphics      
On Board Device 2 Information
        Type: Sound
        Status: Enabled
        Description: Sigmatel 9273

Handle 0x0013, DMI type 11, 5 bytes
OEM Strings
        String 1: Dell System
        String 2: 5
        String 3: 13

Handle 0x0014, DMI type 15, 29 bytes
System Event Log
        Area Length: 16 bytes
        Header Start Offset: 0x0000
        Header Length: 16 bytes
        Data Start Offset: 0x0010
        Access Method: General-purpose non-volatile data functions
        Access Address: 0x0000
        Status: Valid, Not Full
        Change Token: 0x00000000
        Header Format: Type 1
        Supported Log Type Descriptors: 3
        Descriptor 1: POST error
        Data Format 1: POST results bitmap
        Descriptor 2: Single-bit ECC memory error
        Data Format 2: Multiple-event
        Descriptor 3: Multi-bit ECC memory error
        Data Format 3: Multiple-event

Handle 0x0015, DMI type 16, 15 bytes
Physical Memory Array
        Location: System Board Or Motherboard
        Use: System Memory
        Error Correction Type: None
        Maximum Capacity: 8 GB
        Error Information Handle: Not Provided
        Number Of Devices: 2

Handle 0x0016, DMI type 17, 27 bytes
Memory Device
        Array Handle: 0x0015
        Error Information Handle: No Error
        Total Width: 64 bits
        Data Width: 64 bits
        Size: 2048 MB
        Form Factor: SODIMM
        Set: 1
        Locator: DIMM_A
        Bank Locator: Not Specified
        Type: DDR2
        Type Detail: Synchronous
        Speed: 800 MHz (1.2 ns)
        Manufacturer: AD00000000000000
        Serial Number: 4630C362
        Asset Tag: 41410925
        Part Number: HYMP125S64CP8-S6  

Handle 0x0017, DMI type 17, 27 bytes
Memory Device
        Array Handle: 0x0015
        Error Information Handle: No Error
        Total Width: 64 bits
        Data Width: 64 bits
        Size: 2048 MB
        Form Factor: SODIMM
        Set: 1
        Locator: DIMM_B
        Bank Locator: Not Specified
        Type: DDR2
        Type Detail: Synchronous
        Speed: 800 MHz (1.2 ns)
        Manufacturer: AD00000000000000
        Serial Number: 4680C245
        Asset Tag: 41410925
        Part Number: HYMP125S64CP8-S6  

Handle 0x0018, DMI type 18, 23 bytes
32-bit Memory Error Information
        Type: OK
        Granularity: Unknown
        Operation: Unknown
        Vendor Syndrome: Unknown
        Memory Array Address: Unknown
        Device Address: Unknown
        Resolution: Unknown

Handle 0x0019, DMI type 18, 23 bytes
32-bit Memory Error Information
        Type: OK
        Granularity: Unknown
        Operation: Unknown
        Vendor Syndrome: Unknown
        Memory Array Address: Unknown
        Device Address: Unknown
        Resolution: Unknown

Handle 0x001A, DMI type 19, 15 bytes
Memory Array Mapped Address
        Starting Address: 0x00000000000
        Ending Address: 0x000FFFFFFFF
        Range Size: 4 GB
        Physical Array Handle: 0x0015
        Partition Width: 0

Handle 0x001B, DMI type 20, 19 bytes
Memory Device Mapped Address
        Starting Address: 0x00000000000
        Ending Address: 0x0007FFFFFFF
        Range Size: 2 GB
        Physical Device Handle: 0x0016
        Memory Array Mapped Address Handle: 0x001A
        Partition Row Position: 1
        Interleaved Data Depth: 1

Handle 0x001C, DMI type 20, 19 bytes
Memory Device Mapped Address
        Starting Address: 0x00080000000
        Ending Address: 0x000FFFFFFFF
        Range Size: 2 GB
        Physical Device Handle: 0x0017
        Memory Array Mapped Address Handle: 0x001A
        Partition Row Position: 1
        Interleaved Data Depth: 1

Handle 0x001D, DMI type 21, 7 bytes
Built-in Pointing Device
        Type: Touch Pad
        Interface: Bus Mouse
        Buttons: 2

Handle 0x001E, DMI type 22, 26 bytes
Portable Battery
        Location: System Battery Bay
        Manufacturer: SIMPLO              
        Name: SIMPLO              
        Design Capacity: 78000 mWh
        Design Voltage: 11100 mV
        SBDS Version: Bat123
        Maximum Error: Unknown
        SBDS Serial Number: 0242
        SBDS Manufacture Date: 2009-06-24
        SBDS Chemistry: LION  
        OEM-specific Information: 0x00000001

Handle 0x001F, DMI type 23, 13 bytes
System Reset
        Status: Enabled
        Watchdog Timer: Present
        Boot Option: Do Not Reboot
        Boot Option On Limit: Do Not Reboot
        Reset Count: Unknown
        Reset Limit: Unknown
        Timer Interval: Unknown
        Timeout: Unknown

Handle 0x0020, DMI type 24, 5 bytes
Hardware Security
        Power-On Password Status: Disabled
        Keyboard Password Status: Unknown
        Administrator Password Status: Disabled
        Front Panel Reset Status: Unknown

Handle 0x0021, DMI type 25, 9 bytes
        System Power Controls
        Next Scheduled Power-on: 12-31 23:59:59

Handle 0x0022, DMI type 26, 20 bytes
Voltage Probe
        Description: Voltage Probe
        Location: Processor
        Status: OK
        Maximum Value: Unknown
        Minimum Value: Unknown
        Resolution: Unknown
        Tolerance: Unknown
        Accuracy: Unknown
        OEM-specific Information: 0x00000000

Handle 0x0023, DMI type 27, 12 bytes
Cooling Device
        Temperature Probe Handle: 0x0024
        Type: Fan
        Status: OK
        OEM-specific Information: 0x00000000

Handle 0x0024, DMI type 28, 20 bytes
Temperature Probe
        Description: Temperature Probe
        Location: Processor
        Status: OK
        Maximum Value: Unknown
        Minimum Value Unknown
        Resolution: Unknown
        Tolerance: Unknown
        Accuracy: Unknown
        OEM-specific Information: 0x00000000

Handle 0x0025, DMI type 29, 20 bytes
Electrical Current Probe
        Description: Electrical Current Probe
        Location: Processor
        Status: OK
        Maximum Value: Unknown
        Minimum Value: Unknown
        Resolution: Unknown
        Tolerance: Unknown
        Accuracy: Unknown
        OEM-specific Information: 0x00000000

Handle 0x0026, DMI type 30, 6 bytes
Out-of-band Remote Access
        Manufacturer Name: Intel
        Inbound Connection: Disabled
        Outbound Connection: Enabled

Handle 0x0027, DMI type 32, 20 bytes
System Boot Information
        Status: No errors detected

Handle 0x0028, DMI type 39, 22 bytes
System Power Supply
        Power Unit Group: 1
        Location: To Be Defined By O.E.M
        Name: To Be Defined By O.E.M
        Manufacturer: To Be Defined By O.E.M
        Serial Number: To Be Defined By O.E.M
        Asset Tag: To Be Defined By O.E.M
        Model Part Number: To Be Defined By O.E.M
        Revision: 2.50
        Max Power Capacity: Unknown
        Status: Present, Unknown
        Type: Unknown
        Input Voltage Range Switching: Unknown
        Plugged: Yes
        Hot Replaceable: No
        Input Voltage Probe Handle: 0x0022
        Cooling Device Handle: 0x0023
        Input Current Probe Handle: 0x0025

Handle 0xB000, DMI type 176, 5 bytes
OEM-specific Type
        Header and Data:
                B0 05 00 B0 00

Handle 0xB100, DMI type 177, 12 bytes
OEM-specific Type
        Header and Data:
                B1 0C 00 B1 1A 00 00 00 00 00 00 00

Handle 0xD000, DMI type 208, 12 bytes
OEM-specific Type
        Header and Data:
                D0 0C 00 D0 01 05 FE 00 BE 02 01 02
        Strings:
                20070319
                20070319

Handle 0xD300, DMI type 211, 17 bytes
OEM-specific Type
        Header and Data:
                D3 11 00 D3 46 72 6F 6E 74 03 02 01 00 31 33 35
                04

Handle 0xD400, DMI type 212, 17 bytes
OEM-specific Type
        Header and Data:
                D4 11 00 D4 70 00 71 00 00 10 2D 2E FF FF 00 00
                00

Handle 0xD800, DMI type 216, 9 bytes
OEM-specific Type
        Header and Data:
                D8 09 00 D8 01 02 01 F0 03
        Strings:
                Intel
                1706                  

Handle 0xDC00, DMI type 220, 20 bytes
OEM-specific Type
        Header and Data:
                DC 14 00 DC 01 F0 00 00 02 F0 00 00 03 F0 04 F0
                00 00 00 00

Handle 0xDD00, DMI type 221, 19 bytes
OEM-specific Type
        Header and Data:
                DD 13 00 DD 00 00 00 00 00 00 00 00 00 00 00 00
                00 00 00

Handle 0xDE00, DMI type 222, 16 bytes
OEM-specific Type
        Header and Data:
                DE 10 00 DE 01 02 FF FF 00 00 00 00 00 00 00 00

Handle 0x0032, DMI type 127, 4 bytes
End Of Table

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