| menuconfig BR2_TARGET_AT91BOOTSTRAP |
| depends on BR2_arm |
| bool "AT91 Bootstrap" |
| help |
| AT91Bootstrap is a first level bootloader for the Atmel AT91 |
| devices. It integrates algorithms for: |
| - Device initialization such as clock configuration, PIO settings... |
| - Peripheral drivers such as PIO, PMC or SDRAMC... |
| - Physical media algorithm such as DataFlash, NandFlash, NOR Flash... |
| |
| if BR2_TARGET_AT91BOOTSTRAP |
| |
| config BR2_TARGET_AT91BOOTSTRAP_BOARD |
| string "Bootstrap board" |
| default "" |
| help |
| This is used to do a make <board>_config |
| |
| choice |
| prompt "Boot Memory" |
| default BR2_TARGET_AT91BOOT_DATAFLASHCARD |
| help |
| Select Chip for which AT91 bootstrap should be built |
| |
| config BR2_TARGET_AT91BOOT_DATAFLASH |
| bool "AT45 Dataflash" |
| |
| config BR2_TARGET_AT91BOOT_DATAFLASHCARD |
| bool "AT45 Dataflash Card" |
| |
| config BR2_TARGET_AT91BOOT_NANDFLASH |
| bool "NAND Flash" |
| |
| config BR2_TARGET_AT91BOOT_FLASH |
| bool "Internal Flash or external parallel flash" |
| |
| config BR2_TARGET_AT91BOOT_SDCARD |
| bool "SD-Card" |
| |
| config BR2_TARGET_AT91BOOT_EEPROM |
| bool "EEPROM" |
| |
| endchoice |
| |
| config BR2_TARGET_AT91BOOTSTRAP_MEMORY |
| string |
| default "dataflash" if BR2_TARGET_AT91BOOT_DATAFLASH |
| default "dataflashcard" if BR2_TARGET_AT91BOOT_DATAFLASHCARD |
| default "nandflash" if BR2_TARGET_AT91BOOT_NANDFLASH |
| default "flash" if BR2_TARGET_AT91BOOT_FLASH |
| default "sdcard" if BR2_TARGET_AT91BOOT_SDCARD |
| default "eeprom" if BR2_TARGET_AT91BOOT_EEPROM |
| |
| config BR2_AT91BOOTSTRAP_IMG_SIZE |
| string "Image Size to copy to SDRAM" |
| default "0x32000" if BR2_TARGET_AT91BOOT_DATAFLASH |
| default "0x32000" if BR2_TARGET_AT91BOOT_DATAFLASHCARD |
| default "0x30000" if BR2_TARGET_AT91BOOT_NANDFLASH |
| default "0x100000" if BR2_TARGET_AT91BOOT_FLASH |
| default "0x30000" if BR2_TARGET_AT91BOOT_SDCARD |
| default "0x30000" if BR2_TARGET_AT91BOOT_EEPROM |
| help |
| Select the size of your application |
| AT91 Bootstrap will copy this amount from flash to SDRAM |
| |
| choice |
| prompt "Start address of application" |
| default BR2_AT91BOOTSTRAP_JUMP_TO_DEFAULT |
| help |
| Location of the application start address |
| |
| config BR2_AT91BOOTSTRAP_JUMP_TO_DEFAULT |
| bool "Copy to the default U-Boot start location in the SDRAM" |
| help |
| This is where you copy the U-Boot boot loader |
| |
| config BR2_AT91BOOTSTRAP_JUMP_TO_HIGH_SDRAM |
| bool "Copy to the last Megabyte of the SDRAM" |
| help |
| This is where you copy a boot loader |
| |
| config BR2_AT91BOOTSTRAP_JUMP_TO_START_OF_SDRAM |
| bool "Copy to the start of the SDRAM" |
| help |
| This is where you copy a standalone application |
| endchoice |
| |
| config BR2_AT91BOOTSTRAP_JUMP_ADDR |
| string |
| default "0x23F00000" if BR2_AT91BOOTSTRAP_JUMP_TO_DEFAULT |
| default "0x23F00000" if BR2_AT91BOOTSTRAP_JUMP_TO_HIGH_SDRAM |
| default "0x20000000" if BR2_AT91BOOTSTRAP_JUMP_TO_START_OF_SDRAM |
| |
| endif |
| |
| |
| |
