This patch copies from arm u-boot-spl.lds some asserts that check that the size of the SPL image and BSS doesn't violate their max size.
Signed-off-by: Oded Gabbay oded.gabbay@gmail.com Cc: Albert Aribaud albert.u.boot@aribaud.net --- arch/arm/cpu/armv8/u-boot-spl.lds | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+)
diff --git a/arch/arm/cpu/armv8/u-boot-spl.lds b/arch/arm/cpu/armv8/u-boot-spl.lds index e7799cc..0876a94 100644 --- a/arch/arm/cpu/armv8/u-boot-spl.lds +++ b/arch/arm/cpu/armv8/u-boot-spl.lds @@ -78,3 +78,22 @@ SECTIONS /DISCARD/ : { *(.interp*) } /DISCARD/ : { *(.gnu*) } } + +#if defined(CONFIG_SPL_MAX_SIZE) +ASSERT(__image_copy_end - __image_copy_start < (CONFIG_SPL_MAX_SIZE), \ + "SPL image too big"); +#endif + +#if defined(CONFIG_SPL_BSS_MAX_SIZE) && defined(CONFIG_SPL_MAX_FOOTPRINT) +ASSERT(0, "CONFIG_SPL_BSS_MAX_SIZE and CONFIG_SPL_MAX_FOOTPRINT must not be defined together"); +#endif + +#if defined(CONFIG_SPL_BSS_MAX_SIZE) +ASSERT(__bss_end - __bss_start < (CONFIG_SPL_BSS_MAX_SIZE), \ + "SPL image BSS too big"); +#endif + +#if defined(CONFIG_SPL_MAX_FOOTPRINT) +ASSERT(__bss_end - _start < (CONFIG_SPL_MAX_FOOTPRINT), \ + "SPL image plus BSS too big"); +#endif