kumquat-buildroot/board/stmicroelectronics/stm32f469-disco/flash_xip.sh
Yauheni Saldatsenka a3e3d9c198 configs/stm32f469_disco_xip_defconfig: alternative defconfig for XIP
Update STM32F469-disco configuration files to operate with new kernel.

Result of make tinyconfig was taken as a starting point to fit kernel
into flash memory.
Current setup kernel + rootfs fits in 1.6MB on-chip flash memory

Fixes:
    - Move kernel to new flash bank due to growth of dtb size
    - Fix kernel start address in bootloader
    - Remove outdated path which doesn't affect normal operation mode

For better binary size optimization gcc LTO is turned on.

Signed-off-by: Yauheni Saldatsenka <eugentoo@gmail.com>
[Arnout:
 - squash 3 patches into 1;
 - remove unused dts file;
 - move linux/linux.config to linux-xip.config;
 - add a sentence to readme to say SD card is not needed.
]
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
2021-08-28 16:58:21 +02:00

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Bash

#!/bin/bash
OUTPUT_DIR=$1
if ! test -d "${OUTPUT_DIR}"; then
echo "ERROR: no output directory specified."
echo "Usage: $0 OUTPUT_DIR"
exit 1
fi
${OUTPUT_DIR}/host/bin/openocd -f board/stm32f469discovery.cfg \
-c "init" \
-c "reset init" \
-c "flash probe 0" \
-c "flash info 0" \
-c "flash write_image erase ${OUTPUT_DIR}/images/stm32f469i-disco.bin 0x08000000" \
-c "flash write_image erase ${OUTPUT_DIR}/images/stm32f469-disco.dtb 0x08004000" \
-c "flash write_image erase ${OUTPUT_DIR}/images/xipImage 0x08010000" \
-c "reset run" \
-c "shutdown"