diff options
| -rw-r--r-- | Makefile.inc | 2 | ||||
| -rw-r--r-- | src/arch/x86/Makefile.inc | 8 | ||||
| -rw-r--r-- | src/arch/x86/init/romstage.ld | 7 | ||||
| -rw-r--r-- | src/arch/x86/ramstage.ld | 11 | ||||
| -rw-r--r-- | src/lib/Makefile.inc | 2 | ||||
| -rw-r--r-- | src/lib/rmodule.ld | 10 | ||||
| -rw-r--r-- | toolchain.inc | 2 |
7 files changed, 24 insertions, 18 deletions
diff --git a/Makefile.inc b/Makefile.inc index 412afde67cf6..cc696e44be98 100644 --- a/Makefile.inc +++ b/Makefile.inc @@ -253,7 +253,7 @@ CPPFLAGS_common += -include $(src)/include/kconfig.h CFLAGS_common += -pipe -g -nostdinc CFLAGS_common += -nostdlib -Wall -Wundef -Wstrict-prototypes -Wmissing-prototypes CFLAGS_common += -Wwrite-strings -Wredundant-decls -Wno-trigraphs -CFLAGS_common += -Wstrict-aliasing -Wshadow +CFLAGS_common += -Wstrict-aliasing -Wshadow -Wno-unused-but-set-variable ifeq ($(CONFIG_WARNINGS_ARE_ERRORS),y) CFLAGS_common += -Werror endif diff --git a/src/arch/x86/Makefile.inc b/src/arch/x86/Makefile.inc index a92c55c4231f..7acdb57b12ae 100644 --- a/src/arch/x86/Makefile.inc +++ b/src/arch/x86/Makefile.inc @@ -27,11 +27,7 @@ subdirs-y += boot subdirs-y += lib subdirs-y += smp -ifeq ($(CONFIG_COMPILER_GCC),y) -DISASSEMBLY=-Wa,-acdlns -else DISASSEMBLY=-Wa,--divide -endif OPTION_TABLE_H:= ifeq ($(CONFIG_HAVE_OPTION_TABLE),y) @@ -214,7 +210,7 @@ $(objcbfs)/romstage_null.debug: $$(romstage-objs) $(objgenerated)/romstage_null. $(objcbfs)/romstage.debug: $$(romstage-objs) $(objgenerated)/romstage.ld $$(romstage-libs) @printf " LINK $(subst $(obj)/,,$(@))\n" - $(LD_romstage) -nostdlib -nostartfiles -static -o $@ -L$(obj) $(COMPILER_RT_FLAGS_romstage) --start-group $(romstage-objs) $(romstage-libs) $(COMPILER_RT_romstage) --end-group -T $(objgenerated)/romstage.ld + $(LD_romstage) --gc-sections -nostdlib -nostartfiles -static -o $@ -L$(obj) $(COMPILER_RT_FLAGS_romstage) --start-group $(romstage-objs) $(romstage-libs) $(COMPILER_RT_romstage) --end-group -T $(objgenerated)/romstage.ld $(objgenerated)/romstage_null.ld: $$(ldscripts) $(obj)/ldoptions @printf " GEN $(subst $(obj)/,,$(@))\n" @@ -310,7 +306,7 @@ else $(objcbfs)/ramstage.debug: $(objgenerated)/ramstage.o $(src)/arch/x86/ramstage.ld @printf " CC $(subst $(obj)/,,$(@))\n" - $(LD_ramstage) -o $@ -L$(obj) $< -T $(src)/arch/x86/ramstage.ld + $(LD_ramstage) --gc-sections -o $@ -L$(obj) $< -T $(src)/arch/x86/ramstage.ld endif diff --git a/src/arch/x86/init/romstage.ld b/src/arch/x86/init/romstage.ld index 50eb4ab2226a..95b9571e37ee 100644 --- a/src/arch/x86/init/romstage.ld +++ b/src/arch/x86/init/romstage.ld @@ -30,13 +30,16 @@ SECTIONS .rom . : { _rom = .; *(.rom.text); + *(.rom.text.*); + *(.text); + *(.text.*); *(.rom.data); *(.rodata); *(.rodata.*); *(.rom.data.*); . = ALIGN(16); _car_migrate_start = .; - *(.car.migrate); + KEEP(*(.car.migrate)); LONG(0); _car_migrate_end = .; . = ALIGN(16); @@ -73,7 +76,7 @@ SECTIONS . = 0xffffff00; .illegal_globals . : { *(EXCLUDE_FILE (*/libagesa.*.a: */buildOpts.romstage.o */agesawrapper.romstage.o */vendorcode/amd/agesa/* */vendorcode/amd/cimx/*) .data) - *(.data.*) + *(EXCLUDE_FILE (*/libagesa.*.a: */buildOpts.romstage.o */agesawrapper.romstage.o */vendorcode/amd/agesa/* */vendorcode/amd/cimx/*) .data.*) *(.bss) *(.bss.*) *(.sbss) diff --git a/src/arch/x86/ramstage.ld b/src/arch/x86/ramstage.ld index 1c8e8dcd6f6e..0843be790625 100644 --- a/src/arch/x86/ramstage.ld +++ b/src/arch/x86/ramstage.ld @@ -42,7 +42,7 @@ SECTIONS .ctors : { . = ALIGN(0x100); __CTOR_LIST__ = .; - *(.ctors); + KEEP(*(.ctors)); LONG(0); __CTOR_END__ = .; } @@ -55,13 +55,13 @@ SECTIONS * section names the equivalent changes need to made to * rmodule.ld. */ pci_drivers = . ; - *(.rodata.pci_driver) + KEEP(*(.rodata.pci_driver)); epci_drivers = . ; cpu_drivers = . ; - *(.rodata.cpu_driver) + KEEP(*(.rodata.cpu_driver)); ecpu_drivers = . ; _bs_init_begin = .; - *(.bs_init) + KEEP(*(.bs_init)); _bs_init_end = .; *(.rodata) @@ -82,6 +82,7 @@ SECTIONS .data : { _data = .; *(.data) + *(.data.*) _edata = .; } @@ -92,7 +93,9 @@ SECTIONS _bss = .; .bss . : { *(.bss) + *(.bss.*) *(.sbss) + *(.sbss.*) *(COMMON) } _ebss = .; diff --git a/src/lib/Makefile.inc b/src/lib/Makefile.inc index 9650fd5fd9c6..e599066b5e48 100644 --- a/src/lib/Makefile.inc +++ b/src/lib/Makefile.inc @@ -119,7 +119,7 @@ ramstage-y += rmodule.c romstage-$(CONFIG_RELOCATABLE_RAMSTAGE) += rmodule.c RMODULE_LDSCRIPT := $(src)/lib/rmodule.ld -RMODULE_LDFLAGS := -nostartfiles --emit-relocs -z defs -Bsymbolic -T$(RMODULE_LDSCRIPT) +RMODULE_LDFLAGS := -nostartfiles --gc-sections --emit-relocs -z defs -Bsymbolic -T$(RMODULE_LDSCRIPT) # rmodule_link_rules is a function that should be called with: # (1) the object name to link diff --git a/src/lib/rmodule.ld b/src/lib/rmodule.ld index f3e7cba21203..c1669becb69e 100644 --- a/src/lib/rmodule.ld +++ b/src/lib/rmodule.ld @@ -14,6 +14,8 @@ BASE_ADDRESS = 0x00000; +ENTRY(__rmodule_entry); + SECTIONS { . = BASE_ADDRESS; @@ -38,15 +40,15 @@ SECTIONS * ramstage.ld should be made here as well. */ . = ALIGN(8); pci_drivers = . ; - *(.rodata.pci_driver) + KEEP(*(.rodata.pci_driver)); epci_drivers = . ; . = ALIGN(8); cpu_drivers = . ; - *(.rodata.cpu_driver) + KEEP(*(.rodata.cpu_driver)); ecpu_drivers = . ; . = ALIGN(8); _bs_init_begin = .; - *(.bs_init) + KEEP(*(.bs_init)); _bs_init_end = .; . = ALIGN(8); @@ -59,7 +61,7 @@ SECTIONS * to a module, however there has to be an prior agreement * on how to interpret the parameters. */ _module_params_begin = .; - *(.module_parameters); + KEEP(*(.module_parameters)); _module_params_end = .; . = ALIGN(8); diff --git a/toolchain.inc b/toolchain.inc index f888d68d0a4f..8241e250ecb9 100644 --- a/toolchain.inc +++ b/toolchain.inc @@ -66,6 +66,8 @@ CFLAGS_arm64 := -ffunction-sections -fdata-sections CFLAGS_mipsel := -mips32r2 -G 0 +CFLAGS_x86_32 := -ffunction-sections -fdata-sections + toolchain_to_dir = \ $(foreach arch,$(ARCH_SUPPORTED),\ $(eval CPPFLAGS_$(arch) += \ |