Author: stepan Date: 2008-08-01 13:35:46 +0200 (Fri, 01 Aug 2008) New Revision: 3444
Modified: trunk/coreboot-v2/src/drivers/pci/onboard/onboard.c Log: clean up comment in onboard.c (trivial)
Signed-off-by: Stefan Reinauer stepan@coresystems.de Acked-by: Stefan Reinauer stepan@coresystems.de
Modified: trunk/coreboot-v2/src/drivers/pci/onboard/onboard.c =================================================================== --- trunk/coreboot-v2/src/drivers/pci/onboard/onboard.c 2008-08-01 11:32:12 UTC (rev 3443) +++ trunk/coreboot-v2/src/drivers/pci/onboard/onboard.c 2008-08-01 11:35:46 UTC (rev 3444) @@ -11,58 +11,60 @@ #include <device/pci_ops.h> #include "chip.h"
-/*you need to - 1.add - chip drivers/pci/onboard - device pci x.0 on end - register "rom_address" = "0xfff80000" - end - in your MB mainboard Config.lb - 2. add - # 48K for SCSI FW or ATI ROM - option ROM_SIZE = 512*1024-48*1024 - in your MB targets Config.lb, afer romimage "normal" - 3. create you vgabios.bin under normal bios and put that in dir that targets Config residues. - # dd if=/dev/mem of=atix.rom skip=1536 count=96 - 4. after build coreboot.rom - # cat ../atix.rom ./normal/coreboot.rom ./fallback/coreboot.rom > coreboot.rom - or use nsxv to build you image - # time ./nsxv s2850 +/* + * How to use the onboard device driver for option rom execution: + * + * 1. You need to add the driver to your mainboard Config.lb: + * + * chip drivers/pci/onboard + * device pci x.0 on end + * register "rom_address" = "0xfff80000" + * end + * 2. Reduce the size of your normal (or fallback) image, by adding the + * following lines to your target Config.lb, after romimage "normal" + * # 48K for SCSI FW or ATI ROM + * option ROM_SIZE = 512*1024-48*1024 + * 3. Create your vgabios.bin, for example using awardeco and put it in the + * directory of your target Config.lb. You can also read an option rom from + * a running system, but this is unreliable, as some option roms are changed + * during execution: + * # dd if=/dev/mem of=atix.rom skip=1536 count=96 + * 4. After you built coreboot.rom, attach the option rom to your coreboot + * image: + * # cat ../atix.rom ./normal/coreboot.rom ./fallback/coreboot.rom > coreboot.rom + * + * Alternatively you can use the following script "nsxv" to build your image + * Usage: + * # ./nsxv s2850 + * + * #!/bin/bash + * MBVENDOR=tyan + * MBMODEL=$1 + * LBROOT=/home/yhlu/xx/xx + * + * echo $1 + * date + * + * cd "$LBROOT/freebios2/targets" + * rm -rf "$MBVENDOR/$MBMODEL/$MBMODEL" + * ./buildtarget "$MBVENDOR/$MBMODEL" &> "$LBROOT/x_b.txt" + * cd "$MBVENDOR/$MBMODEL/$MBMODEL" + * #make clean + * eval make &> "$LBROOT/x_m.txt" + * if [ $? -eq 0 ]; then + * echo "ok." + * else + * echo "FAILED! Log excerpt:" + * tail -n 15 "$LBROOT/x_m.txt" + * exit + * fi + * cat ../atix.rom ./normal/coreboot.rom ./fallback/coreboot.rom > "$LBROOT/rom/"$MBMODEL"_coreboot.rom" + * cp -f "$LBROOT/rom/"$MBMODEL"_coreboot.rom" /home/yhlu/ + * + * date + * + */
-put following in nsxv and put nsxv in your LBROOT - -#!/bin/bash -MBVENDOR=tyan -MBMODEL=$1 -LBROOT=/home/yhlu/xx/xx - -echo $1 -date - -cd "$LBROOT/freebios2/targets" -rm -rf "$MBVENDOR/$MBMODEL/$MBMODEL" -./buildtarget "$MBVENDOR/$MBMODEL" &> "$LBROOT/x_b.txt" -cd "$MBVENDOR/$MBMODEL/$MBMODEL" -#make clean -eval make &> "$LBROOT/x_m.txt" - if [ $? -eq 0 ]; then - echo "ok." - else - echo "FAILED! Log excerpt:" - tail -n 15 "$LBROOT/x_m.txt" - exit - fi -cat ../atix.rom ./normal/coreboot.rom ./fallback/coreboot.rom > "$LBROOT/rom/"$MBMODEL"_coreboot.rom" -cp -f "$LBROOT/rom/"$MBMODEL"_coreboot.rom" /home/yhlu/ - -date - - -*/ - - - - static void onboard_enable(device_t dev) { struct drivers_pci_onboard_config *conf;