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diff --git a/doc/README.IPHASE4539 b/doc/README.IPHASE4539 new file mode 100644 index 0000000..d3db38e --- /dev/null +++ b/doc/README.IPHASE4539 @@ -0,0 +1,358 @@ + +This file contains basic information on the port of U-Boot to IPHASE4539 +(Interphase 4539 T1/E1/J1 PMC Communications Controller). +All the changes fit in the common U-Boot infrastructure, providing a new +IPHASE4539-specific entry in makefiles. To build U-Boot for IPHASE4539, +type "make IPHASE4539_config", edit the "include/config_IPHASE4539.h" +file if necessary, then type "make". + + +Common file modifications: +-------------------------- + +The following common files have been modified by this project: +(starting from the ppcboot-1.1.5/ directory) + +MAKEALL - IPHASE4539 entry added +Makefile - IPHASE4539_config entry added + + +New files: +---------- + +The following new files have been added by this project: +(starting from the ppcboot-1.1.5/ directory) + +board/iphase4539/ - board-specific directory +board/iphase4539/Makefile - board-specific makefile +board/iphase4539/config.mk - config file +board/iphase4539/flash.c - flash driver (for AM29LV033C) +board/iphase4539/ppcboot.lds - linker script +board/iphase4539/iphase4539.c - ioport and memory initialization +include/config_IPHASE4539.h - main configuration file + + +New configuration options: +-------------------------- + +CONFIG_IPHASE4539 + + Main board-specific option (should be defined for IPHASE4539). + + +Acceptance criteria tests: +-------------------------- + +The following tests have been conducted to validate the port of U-Boot +to IPHASE4539: + +1. Operation on serial console: + +With SMC1 defined as console in the main configuration file, the U-Boot +output appeared on the serial terminal connected to the 2.5mm stereo jack +connector as follows: + +------------------------------------------------------------------------------ +=> help +autoscr - run script from memory +base - print or set address offset +bdinfo - print Board Info structure +bootm - boot application image from memory +bootp - boot image via network using BootP/TFTP protocol +bootd - boot default, i.e., run 'bootcmd' +cmp - memory compare +coninfo - print console devices and informations +cp - memory copy +crc32 - checksum calculation +dcache - enable or disable data cache +echo - echo args to console +erase - erase FLASH memory +flinfo - print FLASH memory information +go - start application at address 'addr' +help - print online help +icache - enable or disable instruction cache +iminfo - print header information for application image +loadb - load binary file over serial line (kermit mode) +loads - load S-Record file over serial line +loop - infinite loop on address range +md - memory display +mm - memory modify (auto-incrementing) +mtest - simple RAM test +mw - memory write (fill) +nm - memory modify (constant address) +printenv- print environment variables +protect - enable or disable FLASH write protection +rarpboot- boot image via network using RARP/TFTP protocol +reset - Perform RESET of the CPU +run - run commands in an environment variable +saveenv - save environment variables to persistent storage +setenv - set environment variables +sleep - delay execution for some time +tftpboot- boot image via network using TFTP protocol + and env variables ipaddr and serverip +version - print monitor version +? - alias for 'help' +=> +------------------------------------------------------------------------------ + + +2. Flash driver operation + +The following sequence was performed to test the "flinfo" command: + +------------------------------------------------------------------------------ +=> flinfo + +Bank # 1: AMD AM29LV033C (32 Mbit, uniform sectors) + Size: 4 MB in 64 Sectors + Sector Start Addresses: + FF800000 (RO) FF810000 (RO) FF820000 FF830000 FF840000 + FF850000 FF860000 FF870000 FF880000 FF890000 + FF8A0000 FF8B0000 FF8C0000 FF8D0000 FF8E0000 + FF8F0000 FF900000 FF910000 FF920000 FF930000 + FF940000 FF950000 FF960000 FF970000 FF980000 + FF990000 FF9A0000 FF9B0000 FF9C0000 FF9D0000 + FF9E0000 FF9F0000 FFA00000 FFA10000 FFA20000 + FFA30000 FFA40000 FFA50000 FFA60000 FFA70000 + FFA80000 FFA90000 FFAA0000 FFAB0000 FFAC0000 + FFAD0000 FFAE0000 FFAF0000 FFB00000 (RO) FFB10000 (RO) + FFB20000 (RO) FFB30000 (RO) FFB40000 FFB50000 FFB60000 + FFB70000 FFB80000 FFB90000 FFBA0000 FFBB0000 + FFBC0000 FFBD0000 FFBE0000 FFBF0000 +------------------------------------------------------------------------------ + +Note: the Hardware Configuration Word (HWC) of the 8260 is on the +first sector of the flash and should not be touched. The U-Boot +environment variables are stored on second sector and U-Boot +starts at the address 0xFFB00000. + + +The following sequence was performed to test the erase command: + +------------------------------------------------------------------------------ +=> cp 0 ff880000 10 +Copy to Flash... done +=> md ff880000 20 +ff880000: ff000000 60000000 60000000 7c7f1b78 ....`...`...|..x +ff880010: 7c9e2378 7cbd2b78 7cdc3378 7cfb3b78 |.#x|.+x|.3x|.;x +ff880020: 3b000000 4811e0f5 48003719 480036a5 ;...H...H.7.H.6. +ff880030: 480036f9 48003731 48005c5d 7c7a1b78 H.6.H.71H.\]|z.x +ff880040: ffffffff ffffffff ffffffff ffffffff ................ +ff880050: ffffffff ffffffff ffffffff ffffffff ................ +ff880060: ffffffff ffffffff ffffffff ffffffff ................ +ff880070: ffffffff ffffffff ffffffff ffffffff ................ +=> erase ff880000 ff88ffff +Erase Flash from 0xff880000 to 0xff88ffff +.. done +Erased 1 sectors +=> md ff880000 +ff880000: ffffffff ffffffff ffffffff ffffffff ................ +ff880010: ffffffff ffffffff ffffffff ffffffff ................ +ff880020: ffffffff ffffffff ffffffff ffffffff ................ +ff880030: ffffffff ffffffff ffffffff ffffffff ................ +ff880040: ffffffff ffffffff ffffffff ffffffff ................ +ff880050: ffffffff ffffffff ffffffff ffffffff ................ +ff880060: ffffffff ffffffff ffffffff ffffffff ................ +ff880070: ffffffff ffffffff ffffffff ffffffff ................ +=> cp 0 ff880000 10 +Copy to Flash... done +=> md ff880000 20 +ff880000: ff000000 60000000 60000000 7c7f1b78 ....`...`...|..x +ff880010: 7c9e2378 7cbd2b78 7cdc3378 7cfb3b78 |.#x|.+x|.3x|.;x +ff880020: 3b000000 4811e0f5 48003719 480036a5 ;...H...H.7.H.6. +ff880030: 480036f9 48003731 48005c5d 7c7a1b78 H.6.H.71H.\]|z.x +ff880040: ffffffff ffffffff ffffffff ffffffff ................ +ff880050: ffffffff ffffffff ffffffff ffffffff ................ +ff880060: ffffffff ffffffff ffffffff ffffffff ................ +ff880070: ffffffff ffffffff ffffffff ffffffff ................ +=> erase 1:8 +Erase Flash Sectors 8-8 in Bank # 1 +.. done +=> md ff880000 20 +ff880000: ffffffff ffffffff ffffffff ffffffff ................ +ff880010: ffffffff ffffffff ffffffff ffffffff ................ +ff880020: ffffffff ffffffff ffffffff ffffffff ................ +ff880030: ffffffff ffffffff ffffffff ffffffff ................ +ff880040: ffffffff ffffffff ffffffff ffffffff ................ +ff880050: ffffffff ffffffff ffffffff ffffffff ................ +ff880060: ffffffff ffffffff ffffffff ffffffff ................ +ff880070: ffffffff ffffffff ffffffff ffffffff ................ +=> cp 0 ff880000 10 +Copy to Flash... done +=> cp 0 ff890000 10 +=> md ff880000 20 +ff880000: ff000000 60000000 60000000 7c7f1b78 ....`...`...|..x +ff880010: 7c9e2378 7cbd2b78 7cdc3378 7cfb3b78 |.#x|.+x|.3x|.;x +ff880020: 3b000000 4811e0f5 48003719 480036a5 ;...H...H.7.H.6. +ff880030: 480036f9 48003731 48005c5d 7c7a1b78 H.6.H.71H.\]|z.x +ff880040: ffffffff ffffffff ffffffff ffffffff ................ +ff880050: ffffffff ffffffff ffffffff ffffffff ................ +ff880060: ffffffff ffffffff ffffffff ffffffff ................ +ff880070: ffffffff ffffffff ffffffff ffffffff ................ +=> md ff890000 +ff890000: ff000000 60000000 60000000 7c7f1b78 ....`...`...|..x +ff890010: 7c9e2378 7cbd2b78 7cdc3378 7cfb3b78 |.#x|.+x|.3x|.;x +ff890020: 3b000000 4811e0f5 48003719 480036a5 ;...H...H.7.H.6. +ff890030: 480036f9 48003731 48005c5d 7c7a1b78 H.6.H.71H.\]|z.x +ff890040: ffffffff ffffffff ffffffff ffffffff ................ +ff890050: ffffffff ffffffff ffffffff ffffffff ................ +ff890060: ffffffff ffffffff ffffffff ffffffff ................ +ff890070: ffffffff ffffffff ffffffff ffffffff ................ +=> erase 1:8-9 +Erase Flash Sectors 8-9 in Bank # 1 +.... done +=> md ff880000 20 +ff880000: ffffffff ffffffff ffffffff ffffffff ................ +ff880010: ffffffff ffffffff ffffffff ffffffff ................ +ff880020: ffffffff ffffffff ffffffff ffffffff ................ +ff880030: ffffffff ffffffff ffffffff ffffffff ................ +ff880040: ffffffff ffffffff ffffffff ffffffff ................ +ff880050: ffffffff ffffffff ffffffff ffffffff ................ +ff880060: ffffffff ffffffff ffffffff ffffffff ................ +ff880070: ffffffff ffffffff ffffffff ffffffff ................ +=> md ff890000 +ff890000: ffffffff ffffffff ffffffff ffffffff ................ +ff890010: ffffffff ffffffff ffffffff ffffffff ................ +ff890020: ffffffff ffffffff ffffffff ffffffff ................ +ff890030: ffffffff ffffffff ffffffff ffffffff ................ +ff890040: ffffffff ffffffff ffffffff ffffffff ................ +ff890050: ffffffff ffffffff ffffffff ffffffff ................ +ff890060: ffffffff ffffffff ffffffff ffffffff ................ +ff890070: ffffffff ffffffff ffffffff ffffffff ................ +=> +------------------------------------------------------------------------------ + + +The following sequence was performed to test the Flash programming commands: + +------------------------------------------------------------------------------ +=> erase ff880000 ff88ffff +Erase Flash from 0xff880000 to 0xff88ffff +.. done +Erased 1 sectors +=> cp 0 ff880000 10 +Copy to Flash... done +=> md 0 20 +00000000: ff000000 60000000 60000000 7c7f1b78 ....`...`...|..x +00000010: 7c9e2378 7cbd2b78 7cdc3378 7cfb3b78 |.#x|.+x|.3x|.;x +00000020: 3b000000 4811e0f5 48003719 480036a5 ;...H...H.7.H.6. +00000030: 480036f9 48003731 48005c5d 7c7a1b78 H.6.H.71H.\]|z.x +00000040: 3c83c000 2c040000 40823378 7c0000a6 <...,...@.3x|... +00000050: 60000030 7c1b03a6 3c00c000 600035ec `..0|...<...`.5. +00000060: 7c1a03a6 4c000064 00000000 00000000 |...L..d........ +00000070: 00000000 00000000 00000000 00000000 ................ +=> md ff880000 20 +ff880000: ff000000 60000000 60000000 7c7f1b78 ....`...`...|..x +ff880010: 7c9e2378 7cbd2b78 7cdc3378 7cfb3b78 |.#x|.+x|.3x|.;x +ff880020: 3b000000 4811e0f5 48003719 480036a5 ;...H...H.7.H.6. +ff880030: 480036f9 48003731 48005c5d 7c7a1b78 H.6.H.71H.\]|z.x +ff880040: ffffffff ffffffff ffffffff ffffffff ................ +ff880050: ffffffff ffffffff ffffffff ffffffff ................ +ff880060: ffffffff ffffffff ffffffff ffffffff ................ +ff880070: ffffffff ffffffff ffffffff ffffffff ................ +=> +------------------------------------------------------------------------------ + + +The following sequence was performed to test storage of the environment +variables in Flash: + +------------------------------------------------------------------------------ +=> setenv foo bar +=> saveenv +Un-Protected 1 sectors +Erasing Flash... +.. done +Erased 1 sectors +Saving Environment to Flash... +Protected 1 sectors +=> reset +... +=> printenv +... +foo=bar +... +Environment size: 339/65532 bytes +=> +------------------------------------------------------------------------------ + + +The following sequence was performed to test image download and run over +Ethernet interface (both interfaces were tested): + +------------------------------------------------------------------------------ +=> tftpboot 40000 hello_world.bin +ARP broadcast 1 +TFTP from server 10.0.0.1; our IP address is 10.0.0.8 +Filename 'hello_world.bin'. +Load address: 0x40000 +Loading: ############# +done +Bytes transferred = 65932 (1018c hex) +=> go 40004 +## Starting application at 0x00040004 ... +Hello World +argc = 1 +argv[0] = "40004" +argv[1] = "<NULL>" +Hit any key to exit ... + +## Application terminated, rc = 0x0 +=> +------------------------------------------------------------------------------ + + +3. Known Problems + +None for the moment. + + +---------------------------------------------------------------------------- +U-Boot and Linux for Interphase 4539 T1/E1/J1 PMC Communications Controller +---------------------------------------------------------------------------- + +U-Boot: + + Configure and make U-Boot: + + $ cd <path>/u-boot + $ make IPHASE4539_config + $ make dep + $ make + $ cp -p u-boot.bin /tftpboot + + Load u-boot.bin into the Flash memory at 0xffb00000. + + +Linux: + + Configure and make Linux: + + $ cd <patch>/linux-2.4 + $ make IPHASE4539_config + $ make oldconfig + $ make dep + $ make pImage + $ cp -p arch/ppc/mbxboot/pImage /tftpboot + + Load pImage via tftp and boot it. + + +Flash organisation: + + The following preliminary layout of the Flash memory + is defined: + + 0xff800000 ( 0 - 64 kB): Hardware Configuration Word. + 0xff810000 ( 64 kB - 128 kB): U-Boot Environment. + 0xff820000 ( 128 kB - 3 MB): RAMdisk. + 0xffb00000 ( 3 MB - 3328 kB): U-Boot. + 0xffb40000 (3328 KB - 4 MB): Linux Kernel. + + +For further information concerning U-Boot and Linux please consult +the "DENX U-Boot and Linux Guide". + + +(C) 2002 Wolfgang Grandegger, DENX Software Engineering, wg@denx.de +=================================================================== |