diff options
Diffstat (limited to 'u-boot/doc/README.mpc83xxads')
-rw-r--r-- | u-boot/doc/README.mpc83xxads | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/u-boot/doc/README.mpc83xxads b/u-boot/doc/README.mpc83xxads new file mode 100644 index 0000000..d456103 --- /dev/null +++ b/u-boot/doc/README.mpc83xxads @@ -0,0 +1,98 @@ +Freescale MPC83xx ADS Boards +----------------------------------------- + +0. Toolchain / Building + + $ PATH=$PATH:/usr/powerpc/bin + $ CROSS_COMPILE=powerpc-linux- + $ export PATH CROSS_COMPILE + + $ powerpc-linux-gcc -v + Reading specs from /usr/powerpc/lib/gcc/powerpc-linux/3.4.3/specs + Configured with: ../configure --prefix=/usr/powerpc + --exec-prefix=/usr/powerpc --target=powerpc-linux --enable-shared + --disable-nls --disable-multilib --enable-languages=c,c++,ada,f77,objc + Thread model: posix + gcc version 3.4.3 (Debian) + + $ powerpc-linux-as -v + GNU assembler version 2.15 (powerpc-linux) using BFD version 2.15 + + + $ make MPC8349ADS_config + Configuring for MPC8349ADS board... + + $ make + + +1. Board Switches and Jumpers + + +2. Memory Map + +2.1. The memory map should look pretty much like this: + + 0x0000_0000 0x7fff_ffff DDR 2G + 0x8000_0000 0x9fff_ffff PCI MEM 512M + 0xc000_0000 0xdfff_ffff Rapid IO 512M + 0xe000_0000 0xe00f_ffff CCSR 1M + 0xe200_0000 0xe2ff_ffff PCI IO 16M + 0xf000_0000 0xf7ff_ffff SDRAM 128M + 0xf800_0000 0xf80f_ffff BCSR 1M + 0xfe00_0000 0xffff_ffff FLASH (boot bank) 16M + + +3. Definitions + +3.1 Explanation of NEW definitions in: + + include/configs/MPC8349ADS.h + + CONFIG_MPC83xx MPC83xx family + CONFIG_MPC8349 MPC8349 specific + CONFIG_MPC8349ADS MPC8349ADS board specific + CONFIG_TSEC_ENET Use on-chip 10/100/1000 ethernet + + +4. Compilation + + Assuming you're using BASH shell: + + export CROSS_COMPILE=your-cross-compile-prefix + cd u-boot + make distclean + make MPC8349ADS_config + make + +5. Downloading and Flashing Images + +5.0 Download over serial line using Kermit: + + loadb + [Drop to kermit: + ^\c + send <u-boot-bin-image> + c + ] + + + Or via tftp: + + tftp 10000 u-boot.bin + +5.1 Reflash U-boot Image using U-boot + + tftp 10000 u-boot.bin + protect off fe000000 fe09ffff + erase fe000000 fe09ffff + + cp.b 10000 fe000000 xxxx +or + cp.b 10000 fe000000 a0000 + +You might have to supply the correct byte count for 'xxxx' from +the TFTP. Maybe a0000 will work too, that corresponds to the +erased sectors. + + +6. Notes |