diff options
Diffstat (limited to 'Makefile.inc')
| -rw-r--r-- | Makefile.inc | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/Makefile.inc b/Makefile.inc index 5f4725d5e6..a07f92a800 100644 --- a/Makefile.inc +++ b/Makefile.inc @@ -846,6 +846,52 @@ board_id-type := raw $(obj)/board_id: printf $(CONFIG_BOARD_ID_STRING) > $@ +# Ensure that no payload segment overlaps with memory regions used by ramstage +# (not for x86 since it can relocate itself in that case) +ifneq ($(CONFIG_ARCH_X86),y) +check-ramstage-overlap-regions := ramstage +check-ramstage-overlap-files := +ifneq ($(CONFIG_PAYLOAD_NONE),y) +check-ramstage-overlap-files += $(CONFIG_CBFS_PREFIX)/payload +endif + +# will output one or more lines of "<load address in hex> <memlen in decimal>" +cbfs-get-segments-cmd = $(CBFSTOOL) $(obj)/coreboot.pre print -v | sed -n \ + '\%$(1)%,\%^[^ ]\{4\}%s% .*load: \(0x[0-9a-fA-F]*\),.*length: [0-9]*/\([0-9]*\).*%\1 \2%p' + +ramstage-symbol-addr-cmd = $(OBJDUMP_ramstage) -t $(objcbfs)/ramstage.elf | \ + sed -n '/ $(1)$$/s/^\([0-9a-fA-F]*\) .*/0x\1/p' + +check-ramstage-overlaps: $(obj)/coreboot.pre + programs=$$($(foreach file,$(check-ramstage-overlap-files), \ + $(call cbfs-get-segments-cmd,$(file)) ; )) ; \ + regions=$$($(foreach region,$(check-ramstage-overlap-regions), \ + echo $(region) ; \ + $(call ramstage-symbol-addr-cmd,_$(region)) ; \ + $(call ramstage-symbol-addr-cmd,_e$(region)) ; )) ; \ + pstart= ; pend= ; \ + for x in $$programs; do \ + if [ -z $$pstart ]; then pstart=$$(($$x)) ; continue ; fi ; \ + pend=$$(($$pstart + $$x)) ; \ + rname= ; rstart= ; rend= ; \ + for y in $$regions ; do \ + if [ -z $$rname ]; then rname=$$y ; continue ; fi ; \ + if [ -z $$rstart ]; then rstart=$$(($$y)) ; continue ; fi ; \ + rend=$$(($$y)) ; \ + if [ $$pstart -lt $$rend -a $$rstart -lt $$pend ]; then \ + echo "ERROR: Ramstage region _$$rname overlapped by:" \ + $(check-ramstage-overlap-files) ; \ + exit 1 ; \ + fi ; \ + rname= ; rstart= ; rend= ; \ + done ; \ + pstart= ; pend= ; \ + done + +INTERMEDIATE+=check-ramstage-overlaps +PHONY+=check-ramstage-overlaps +endif + junit.xml: echo "Building $(UTIL)" echo '<?xml version="1.0" encoding="utf-8"?><testsuite>' > $@.tmp |