Messages in this thread | | | Date | Sat, 26 Nov 2005 19:34:32 +0800 | From | "Antonino A. Daplas" <> | Subject | Re: How to get SDA/SCL bit position in the control word register of the video card? |
| |
Jean Delvare wrote: > Hi Vishal, > >>>>> I tried to use linux kernel API char* get_EDID_from_BIOS(void*) and >>>> then using kgdb to debug the kernel module (that i wrote) to get the >>>> same but failed to find the way to get the above. >>> I couldn't find any function by that name in the Linux kernel source >>> tree. What are you talking about? >> /usr/src/linux-2.6.x/include/video/edid.h > > There is no function by that name in that file, neither in Linus' > latest kernel, nor in Andrew Morton's one. Whatever you are talking > about does not seem to exist. >
That's the old name. It's now renamed to fb_firmware_edid() which is in drivers/video/fbmon.c. But you won't get anything from this function. The DDC transfer was done entirely by the Video BIOS using a VBE interrupt call during boot in arch/i386/boot/video.S:store_edid.
Tony
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |