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| author | Tom Rini <trini@konsulko.com> | 2019-06-07 18:03:18 -0400 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2019-06-07 18:03:18 -0400 |
| commit | a56149dd97feb1674009bd21b214f0d2b5f6e2ed (patch) | |
| tree | ee49b208345579ec24c31af9ba271c0d045f49b4 /tools | |
| parent | 3bad256f5b5afc2ba6b3d30c162cb4b2b39318fd (diff) | |
| parent | 2577015dc5c48e7892dea8731a27530543606673 (diff) | |
Merge branch '2019-06-07-master-imports'
- Include Heinrich's series to move the i.MX board size check function
to be more widely available.
- Include Simon Goldschmidt's patch to make it possible to have a more
accurate SPL size check applied.
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/Makefile | 4 | ||||
| -rw-r--r-- | tools/spl_size_limit.c | 30 |
2 files changed, 34 insertions, 0 deletions
diff --git a/tools/Makefile b/tools/Makefile index e2f572cae1..33e90a8025 100644 --- a/tools/Makefile +++ b/tools/Makefile @@ -199,6 +199,10 @@ hostprogs-$(CONFIG_RISCV) += prelink-riscv hostprogs-y += fdtgrep fdtgrep-objs += $(LIBFDT_OBJS) fdtgrep.o +ifneq ($(TOOLS_ONLY),y) +hostprogs-y += spl_size_limit +endif + hostprogs-$(CONFIG_MIPS) += mips-relocs # We build some files with extra pedantic flags to try to minimize things diff --git a/tools/spl_size_limit.c b/tools/spl_size_limit.c new file mode 100644 index 0000000000..98ff491867 --- /dev/null +++ b/tools/spl_size_limit.c @@ -0,0 +1,30 @@ +// 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; +#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; +} |