Stage 1 Loader

The following command is used to run the lpc3250 Stage 1 loader (s1l: smartarm3250> help menu help sys displays help and syntax for a specific command core s1l Core System Command Group Image s1l Image Processing Command Group NAND Command Group MMU Command Group HW hardware Command Group smartarm3250> help core s1l Core System Command Group baud changes the system terminal baud rate bwtest performs a bandwidth test on a ra Nge of memory comp performs a bytewise data comparison between 2 data regions copy performs a bytewise data copy between 2 data regions dump dumps a range of memory fill a range of memory with a value info displays the system information and configuration memtst performs 1 or more memory tests peek displays a byte, half-word, or word value at an address poke places a byte, half-word, or word Value at an address prompt changes the system prompt and autoboot timeout rstcfg restores the default system configuration smartarm3250> help image s1l Image Processing Command Group grouping t sets up the board autoboot configuration boot boots with Board the current autoboot configuration exec executes an image loaded in memory or at an address load loads a file into memory from a source L S displays files in the root directory of the block device smartarm3250> help NAND Command Group erase erases a range of Flash blocks nandbb displays a list of bad NAND blocks nburn stored the current Binary Image in memory to flash nload loads the binary image stored in flash into memory nsave saves the current binary image loaded in memory into flash read reads raw data from flash to me Mory write writes raw data from memory to flash nrespiratory reserve a range of blocks for wince nandrs displays a list of reserved NAND blocks smartarm3250> help MMU Command Group dcache enables, disables, or flushes data cache icache enables or disables Instruction Cache inval flushes data cache and invalidates Instruction Cache mmuenab enables or disables the MMU map maps a range of physical add RESS sections to virtual addresses mmuinfo dumps page table and MMU info smartarm3250> help HW hardware Command Group clock sets the system clock frequencies maddr sets the MAC address of the system update updates the Kickstart or bootloader application: use s1l to solidify the U-Boot.bin into nand flash: assuming the current-boot. bin has been stored in the SD card, insert the SD card, power on the system, press the space to enter the s1l command line, enter the following command for U-boot curing: Load BLK u-boot.bin raw 0x83f C0000 nsave at this time the u-boot.bin has been solidified to the NAND Flash, to set the start from the nand flash: Drawing t flash raw 0x83fc0000 if you want to set the s1l timeout time to 1 second: prompt phy3250> 1 and then reset the system. Erase NAND Flash smartarm3250> erase 12 2036 1