diff options
Diffstat (limited to 'roms/u-boot/tools/spl_size_limit.c')
| -rw-r--r-- | roms/u-boot/tools/spl_size_limit.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/roms/u-boot/tools/spl_size_limit.c b/roms/u-boot/tools/spl_size_limit.c new file mode 100644 index 000000000..c6c139e83 --- /dev/null +++ b/roms/u-boot/tools/spl_size_limit.c @@ -0,0 +1,33 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (c) 2019, Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com> + * + * This tool helps to return the size available for SPL image during build + */ + +#include <generated/autoconf.h> +#include <generated/generic-asm-offsets.h> + +int main(int argc, char *argv[]) +{ + int spl_size_limit = 0; + +#ifdef CONFIG_SPL_SIZE_LIMIT + spl_size_limit = CONFIG_SPL_SIZE_LIMIT; +#if defined(CONFIG_IMX_HAB) && defined(CONFIG_CSF_SIZE) + spl_size_limit -= CONFIG_CSF_SIZE; +#endif +#ifdef CONFIG_SPL_SIZE_LIMIT_SUBTRACT_GD + spl_size_limit -= GENERATED_GBL_DATA_SIZE; +#endif +#ifdef CONFIG_SPL_SIZE_LIMIT_SUBTRACT_MALLOC + spl_size_limit -= CONFIG_SPL_SYS_MALLOC_F_LEN; +#endif +#ifdef CONFIG_SPL_SIZE_LIMIT_PROVIDE_STACK + spl_size_limit -= CONFIG_SPL_SIZE_LIMIT_PROVIDE_STACK; +#endif +#endif + + printf("%d", spl_size_limit); + return 0; +} |