Re: Dell Media Direct button

2008-08-21 Thread Per Öberg
Javier Martín wrote: 2008/8/20 Colin D Bennett [EMAIL PROTECTED]: On Wed, 20 Aug 2008 12:12:59 +0200 Robert Millan [EMAIL PROTECTED] wrote: On Wed, Aug 20, 2008 at 10:57:22AM +0200, Per Öberg wrote: Hi Some laptops, e.g., from Dell have a special button that they use to boot a special

Re: Dell Media Direct button

2008-08-21 Thread Stefan Reinauer
Robert Millan wrote: On Wed, Aug 20, 2008 at 10:57:22AM +0200, Per Öberg wrote: Hi Some laptops, e.g., from Dell have a special button that they use to boot a special embedded OS for media only instead of the ordinary OS. For my Dell XPS1330M I can determine if the Media button was

Re: Dell Media Direct button

2008-08-21 Thread Javier Martín
2008/8/21 Stefan Reinauer [EMAIL PROTECTED]: Robert Millan wrote: On Wed, Aug 20, 2008 at 10:57:22AM +0200, Per Öberg wrote: Hi Some laptops, e.g., from Dell have a special button that they use to boot a special embedded OS for media only instead of the ordinary OS. For my Dell XPS1330M I

Re: Dell Media Direct button

2008-08-21 Thread Robert Millan
On Thu, Aug 21, 2008 at 02:13:05PM +0200, Stefan Reinauer wrote: The sequence of writing to port 0x70 / reading from port 0x71 reflects reading from the computer's cmos nvram memory. bit 7 of 0x70 is reserved for disabling NMIs, so the actual information is stored in byte 0x79[8] in the

Dell Media Direct button

2008-08-20 Thread Per Öberg
Hi Some laptops, e.g., from Dell have a special button that they use to boot a special embedded OS for media only instead of the ordinary OS. For my Dell XPS1330M I can determine if the Media button was pressed by first writing 0xf9 to port 0x70 and then testing bit 0x08 of port 0x71. It would

Re: Dell Media Direct button

2008-08-20 Thread Robert Millan
On Wed, Aug 20, 2008 at 10:57:22AM +0200, Per Öberg wrote: Hi Some laptops, e.g., from Dell have a special button that they use to boot a special embedded OS for media only instead of the ordinary OS. For my Dell XPS1330M I can determine if the Media button was pressed by first writing

Re: Dell Media Direct button

2008-08-20 Thread Vesa Jääskeläinen
Robert Millan wrote: On Wed, Aug 20, 2008 at 10:57:22AM +0200, Per Öberg wrote: Hi Some laptops, e.g., from Dell have a special button that they use to boot a special embedded OS for media only instead of the ordinary OS. For my Dell XPS1330M I can determine if the Media button was pressed

Re: Dell Media Direct button

2008-08-20 Thread Colin D Bennett
On Wed, 20 Aug 2008 12:12:59 +0200 Robert Millan [EMAIL PROTECTED] wrote: On Wed, Aug 20, 2008 at 10:57:22AM +0200, Per Öberg wrote: Hi Some laptops, e.g., from Dell have a special button that they use to boot a special embedded OS for media only instead of the ordinary OS. For

Re: Dell Media Direct button

2008-08-20 Thread Javier Martín
2008/8/20 Colin D Bennett [EMAIL PROTECTED]: On Wed, 20 Aug 2008 12:12:59 +0200 Robert Millan [EMAIL PROTECTED] wrote: On Wed, Aug 20, 2008 at 10:57:22AM +0200, Per Öberg wrote: Hi Some laptops, e.g., from Dell have a special button that they use to boot a special embedded OS for media