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| author | Timothy Pearson <tpearson@raptorengineering.com> | 2019-05-11 15:12:49 -0500 |
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| committer | Timothy Pearson <tpearson@raptorengineering.com> | 2019-05-11 15:12:49 -0500 |
| commit | 9e80202352dd49bdd9e67b8b906d86f058431505 (patch) | |
| tree | 5673c17aad6e3833da8c4ff21b5a11f666ec9fbe /src/roms/u-boot/doc/README.lynxkdi | |
| download | hqemu-9e80202352dd49bdd9e67b8b906d86f058431505.zip hqemu-9e80202352dd49bdd9e67b8b906d86f058431505.tar.gz | |
Diffstat (limited to 'src/roms/u-boot/doc/README.lynxkdi')
| -rw-r--r-- | src/roms/u-boot/doc/README.lynxkdi | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/src/roms/u-boot/doc/README.lynxkdi b/src/roms/u-boot/doc/README.lynxkdi new file mode 100644 index 0000000..076f018 --- /dev/null +++ b/src/roms/u-boot/doc/README.lynxkdi @@ -0,0 +1,57 @@ + LYNX KDI SUPPORT + + Last Update: July 20, 2003 +======================================================================= + +This file describes support for LynuxWorks KDI within U-Boot. Support +is enabled by defining CONFIG_LYNXKDI. + + +LYNXOS AND BLUECAT SUPPORTED +============================ +Both LynxOS and BlueCat linux KDIs are supported. The implementation +automatically detects which is being booted. When you use mkimage +you should specify "lynxos" for both (see target-specific notes). + + +SUPPORTED ARCHITECTURE/TARGETS +============================== +The following targets have been tested: + +-PowerPC MPC8260ADS + + +FILES TO LOOK AT +================ +include/lynxkdi.h -defines a simple struct passed to a kdi. +common/lynxkdi.c -implements the call to the kdi. +common/cmd_bootm.c -top-level command implementation ("bootm"). + + +==================================================================== +TARGET SPECIFIC NOTES +==================================================================== + +MPC8260ADS +=========== +The default LynxOS and BlueCat implementations require some +modifications to the config file. + +Edit include/configs/MPC8260ADS.h to use the following: + +#define CONFIG_SYS_IMMR 0xFA200000 +#define CONFIG_SYS_BCSR 0xFA100000 +#define CONFIG_SYS_BR1_PRELIM 0xFA101801 + +When creating a LynxOS or BlueCat u-boot image using mkimage, +you must specify the following: + +Both: -A ppc -O lynxos -T kernel -C none +LynxOS: -a 0x00004000 -e 0x00004020 +BlueCat: -a 0x00500000 -e 0x00507000 + +To pass the MAC address to BlueCat you should define the +"fcc2_ether_addr" parameter in the "bootargs" environment +variable. E.g.: + +==> setenv bootargs fcc2_ether_addr=00:11:22:33:44:55:66 |
