Andrew Benton wrote: > On Wed, 02 May 2012 22:34:01 +0100 > Walter Webb<[email protected]> wrote: > >> Well, I tried KMS on both computers. Both hesitated for a long time >> when booting, after which the older one with a Radeon HD 3600 Series >> made the display unusable; lots of colors in a fine-grained display. >> The newer one with a Radeon HD 5500 Series displayed 240x75 >> characters on a 1920x1200 screen. X worked normally. > My kitchen computer has a HD 5500 and it needs 3 bits of firmware to > enable KMS. If you build the radeon driver as a module you can load the > firmware at the same time as it loads the module. If you build a > monolithic kernel (as I do) then the firmware needs to be built into > the kernel so it's available as the kernel boots. > > The firmware is available from the linux firmware: > git clone > git://git.kernel.org/pub/scm/linux/kernel/git/dwmw2/linux-firmware.git > I put the firmware in /lib/firmware. > The relevant bits of the kernel config: > > CONFIG_FW_LOADER=y > CONFIG_FIRMWARE_IN_KERNEL=y > CONFIG_EXTRA_FIRMWARE="radeon/REDWOOD_rlc.bin radeon/REDWOOD_pfp.bin > radeon/REDWOOD_me.bin" > CONFIG_EXTRA_FIRMWARE_DIR="/lib/firmware" > > CONFIG_DRM_RADEON=y > CONFIG_DRM_RADEON_KMS=y > > # CONFIG_FB_RADEON is not set > > Andy My kernel has:
# CONFIG_FIRMWARE_IN_KERNEL is not set CONFIG_EXTRA_FIRMWARE="" and I have no clue where it comes from. Anyhow, I only have 10 bootable Linux partitions on that machine; and I wiped 6 of them, including the 3 with LFS-7.1. -- http://linuxfromscratch.org/mailman/listinfo/blfs-support FAQ: http://www.linuxfromscratch.org/blfs/faq.html Unsubscribe: See the above information page
