X-Git-Url: https://git.kernelconcepts.de/?a=blobdiff_plain;f=doc%2FREADME.korat;h=e059f788c46f8ab3d76f528bc53a6442e9f13dda;hb=1f52d89f2b4b5ca8dde7aa1be02bb1c658e0aa13;hp=0a59f4088a713d24f4b3cf3e3d998d494cb0d20e;hpb=34e6cb8d1d9dc8194b2d8cad1cc39273ac58f8d8;p=karo-tx-uboot.git diff --git a/doc/README.korat b/doc/README.korat index 0a59f4088a..e059f788c4 100644 --- a/doc/README.korat +++ b/doc/README.korat @@ -36,8 +36,8 @@ sufficient that the upgradable U-Boot can be started by a branch to 0xF7FBFFFC. The build sequence: - make korat_config - make all perm=1 + make korat_perm_config + make all builds the permanent U-Boot by selecting loader file "u-boot.lds" and defining preprocessor symbol "CONFIG_KORAT_PERMANENT". The default build: @@ -45,7 +45,20 @@ preprocessor symbol "CONFIG_KORAT_PERMANENT". The default build: make korat_config make all -creates the upgradable U-Boot but selecting loader file "u-boot-F7FC.lds" and +creates the upgradable U-Boot by selecting loader file "u-boot-F7FC.lds" and leaving preprocessor symbol "CONFIG_KORAT_PERMANENT" undefined. 2008-02-22, Larry Johnson + + +The CompactFlash(R) controller on the Korat board provides a hi-speed USB +interface. This may be connected to either a dedicated port on the on-board +USB controller, or to a USB port on the PowerPC 440EPx processor. The U-Boot +environment variable "korat_usbcf" can be used to specify which of these two +USB host ports is used for CompactFlash. The valid setting for the variable are +the strings "pci" and "ppc". If the variable defined and set to "ppc", then the +PowerPC USB port is used. In all other cases the on-board USB controller is +used, but if "korat_usbcf" is defined but is set to a string other than the two +valid options, a warning is also issued. + +2009-01-28, Larry Johnson