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-rw-r--r--src/arch/x86/Kconfig24
-rw-r--r--src/arch/x86/Makefile.inc84
-rw-r--r--src/arch/x86/boot/Makefile.inc8
-rw-r--r--src/arch/x86/lib/Makefile.inc21
4 files changed, 90 insertions, 47 deletions
diff --git a/src/arch/x86/Kconfig b/src/arch/x86/Kconfig
index 8854e6b07b..1ce11dfc9c 100644
--- a/src/arch/x86/Kconfig
+++ b/src/arch/x86/Kconfig
@@ -1,11 +1,17 @@
menu "Architecture (x86)"
-config X86_ARCH_OPTIONS
+config ARCH_BOOTBLOCK_X86_32
bool
- default y
- select HAVE_ARCH_MEMSET
- select HAVE_ARCH_MEMCPY
- select HAVE_ARCH_MEMMOVE
+ default n
+ select ARCH_X86
+
+config ARCH_ROMSTAGE_X86_32
+ bool
+ default n
+
+config ARCH_RAMSTAGE_X86_32
+ bool
+ default n
# This is an SMP option. It relates to starting up APs.
# It is usually set in mainboard/*/Kconfig.
@@ -34,12 +40,6 @@ config STACK_SIZE
hex
default 0x1000
-# Maximum reboot count
-# TODO: Improve description.
-config MAX_REBOOT_CNT
- int
- default 3
-
# This is something you almost certainly don't want to mess with.
# How many SIPIs do we send when starting up APs and cores?
# The answer in 2000 or so was '2'. Nowadays, on many systems,
@@ -84,7 +84,7 @@ config ROMCC
config PC80_SYSTEM
bool
- default y
+ default y if ARCH_X86
config BOOTBLOCK_MAINBOARD_INIT
string
diff --git a/src/arch/x86/Makefile.inc b/src/arch/x86/Makefile.inc
index eff201a05c..8e02f454b9 100644
--- a/src/arch/x86/Makefile.inc
+++ b/src/arch/x86/Makefile.inc
@@ -51,8 +51,10 @@ cbfs-files-$(CONFIG_INTEL_MBI) += mbi.bin
mbi.bin-file := $(call strip_quotes,$(CONFIG_MBI_FILE))
mbi.bin-type := mbi
+ifeq ($(CONFIG_ARCH_ROMSTAGE_X86_32),y)
CBFSTOOL_PRE1_OPTS = -m x86 -o $$(( $(CONFIG_ROM_SIZE) - $(CONFIG_CBFS_SIZE) ))
CBFSTOOL_PRE_OPTS = -b $(shell cat $(objcbfs)/base_xip.txt)
+endif
################################################################################
# i386 specific tools
@@ -71,6 +73,8 @@ $(obj)/cmos_layout.bin: $(NVRAMTOOL) $(top)/src/mainboard/$(MAINBOARDDIR)/cmos.l
# bootblock
###############################################################################
+ifeq ($(CONFIG_ARCH_BOOTBLOCK_X86_32),y)
+
bootblock_lds = $(src)/arch/x86/init/ldscript_failover.lb
bootblock_lds += $(src)/cpu/x86/16bit/entry16.lds
bootblock_lds += $(src)/cpu/x86/16bit/reset16.lds
@@ -110,31 +114,36 @@ $(objgenerated)/bootblock_inc.S: $$(bootblock_inc)
printf '$(foreach crt0,$(bootblock_inc),#include "$(crt0)"\n)' > $@
$(objgenerated)/bootblock.o: $(objgenerated)/bootblock.s
- @printf " CC $(subst $(obj)/,,$(@))\n"
- $(CC) $(DISASSEMBLY) -c -o $@ $< > $(basename $@).disasm
+ @printf " CC $(subst $(obj)/,,$(@))\n"
+ $(CC_bootblock) $(DISASSEMBLY) -c -o $@ $< > $(basename $@).disasm
$(objgenerated)/bootblock.s: $(objgenerated)/bootblock_inc.S $(obj)/config.h $(obj)/build.h
@printf " CC $(subst $(obj)/,,$(@))\n"
- $(CC) -MMD -x assembler-with-cpp -E -I$(src)/include -I$(src)/arch/x86/include -I$(obj) -include $(obj)/build.h -include $(obj)/config.h -I. -I$(src) $< -o $@
+ $(CC_bootblock) -MMD -x assembler-with-cpp -E -I$(src)/include -I$(src)/arch/x86/include -I$(obj) -include $(obj)/build.h -include $(obj)/config.h -I. -I$(src) $< -o $@
$(objgenerated)/bootblock.inc: $(src)/arch/x86/init/$(subst ",,$(CONFIG_BOOTBLOCK_SOURCE)) $(objutil)/romcc/romcc $(OPTION_TABLE_H)
@printf " ROMCC $(subst $(obj)/,,$(@))\n"
- $(CC) $(INCLUDES) -MM -MT$(objgenerated)/bootblock.inc \
+ $(CC_bootblock) $(INCLUDES) $(INCLUDES_bootblock) -MM -MT$(objgenerated)/bootblock.inc \
$< > $(objgenerated)/bootblock.inc.d
- $(ROMCC) -c -S $(bootblock_romccflags) -I. $(INCLUDES) $< -o $@
+ $(ROMCC) -c -S $(bootblock_romccflags) -I. $(INCLUDES) $(INCLUDES_bootblock) $< -o $@
$(objcbfs)/bootblock.debug: $(objgenerated)/bootblock.o $(objgenerated)/bootblock.ld
@printf " LINK $(subst $(obj)/,,$(@))\n"
ifeq ($(CONFIG_COMPILER_LLVM_CLANG),y)
- $(LD) -m elf_i386 -static -o $@ -L$(obj) $< -T $(objgenerated)/bootblock.ld
+ $(LD_bootblock) -m elf_i386 -static -o $@ -L$(obj) $< -T $(objgenerated)/bootblock.ld
else
- $(CC) -nostdlib -nostartfiles -static -o $@ -L$(obj) -T $(objgenerated)/bootblock.ld $<
+ $(CC_bootblock) -nostdlib -nostartfiles -static -o $@ -L$(obj) -T $(objgenerated)/bootblock.ld $<
endif
+
+endif # CONFIG_ARCH_BOOTBLOCK_X86_32
+
###############################################################################
# romstage
###############################################################################
+ifeq ($(CONFIG_ARCH_ROMSTAGE_X86_32),y)
+
crt0s = $(src)/arch/x86/init/prologue.inc
ldscripts =
ldscripts += $(src)/arch/x86/init/romstage.ld
@@ -166,14 +175,25 @@ else
ROMCCFLAGS := -mcpu=i386 -O2 # !MMX, !SSE
endif
+$(objcbfs)/romstage_%.bin: $(objcbfs)/romstage_%.elf
+ @printf " OBJCOPY $(subst $(obj)/,,$(@))\n"
+ $(OBJCOPY_romstage) -O binary $< $@
+
+$(objcbfs)/romstage_%.elf: $(objcbfs)/romstage_%.debug
+ @printf " OBJCOPY $(subst $(obj)/,,$(@))\n"
+ cp $< $@.tmp
+ $(OBJCOPY_romstage) --strip-debug $@.tmp
+ $(OBJCOPY_romstage) --add-gnu-debuglink=$< $@.tmp
+ mv $@.tmp $@
+
$(obj)/mainboard/$(MAINBOARDDIR)/romstage.inc: $(src)/mainboard/$(MAINBOARDDIR)/romstage.c $(objutil)/romcc/romcc $(OPTION_TABLE_H) $(obj)/build.h $(obj)/config.h
printf " ROMCC romstage.inc\n"
- $(ROMCC) -c -S $(ROMCCFLAGS) -D__PRE_RAM__ -I. $(INCLUDES) $< -o $@
+ $(ROMCC) -c -S $(ROMCCFLAGS) -D__PRE_RAM__ -I. $(INCLUDES) $(INCLUDES_romstage) $< -o $@
else
$(obj)/mainboard/$(MAINBOARDDIR)/romstage.pre.inc: $(src)/mainboard/$(MAINBOARDDIR)/romstage.c $(OPTION_TABLE_H) $(obj)/build.h $(obj)/config.h
@printf " CC romstage.inc\n"
- $(CC) -MMD $(CFLAGS) -D__PRE_RAM__ -I$(src) -I. -I$(obj) -c -S $< -o $@
+ $(CC_romstage) -MMD $(CFLAGS_romstage) -D__PRE_RAM__ -I$(src) -I. -I$(obj) -c -S $< -o $@
$(obj)/mainboard/$(MAINBOARDDIR)/romstage.inc: $(obj)/mainboard/$(MAINBOARDDIR)/romstage.pre.inc
@printf " POST romstage.inc\n"
@@ -189,21 +209,21 @@ romstage-libs ?=
$(objcbfs)/romstage_null.debug: $$(romstage-objs) $(objgenerated)/romstage_null.ld $$(romstage-libs)
@printf " LINK $(subst $(obj)/,,$(@))\n"
ifeq ($(CONFIG_COMPILER_LLVM_CLANG),y)
- $(LD) -nostdlib -nostartfiles -static -o $@ -L$(obj) --wrap __divdi3 --wrap __udivdi3 --wrap __moddi3 --wrap __umoddi3 --start-group $(romstage-objs) $(romstage-libs) $(LIBGCC_FILE_NAME) --end-group -T $(objgenerated)/romstage_null.ld
+ $(LD_romstage) -nostdlib -nostartfiles -static -o $@ -L$(obj) --wrap __divdi3 --wrap __udivdi3 --wrap __moddi3 --wrap __umoddi3 --start-group $(romstage-objs) $(romstage-libs) $(LIBGCC_FILE_NAME_romstage) --end-group -T $(objgenerated)/romstage_null.ld
else
- $(CC) -nostdlib -nostartfiles -static -o $@ -L$(obj) -T $(objgenerated)/romstage_null.ld -Wl,--wrap,__divdi3 -Wl,--wrap,__udivdi3 -Wl,--wrap,__moddi3 -Wl,--wrap,__umoddi3 -Wl,--start-group $(romstage-objs) $(romstage-libs) $(LIBGCC_FILE_NAME) -Wl,--end-group
+ $(CC_romstage) -nostdlib -nostartfiles -static -o $@ -L$(obj) -T $(objgenerated)/romstage_null.ld -Wl,--wrap,__divdi3 -Wl,--wrap,__udivdi3 -Wl,--wrap,__moddi3 -Wl,--wrap,__umoddi3 -Wl,--start-group $(romstage-objs) $(romstage-libs) $(LIBGCC_FILE_NAME_romstage) -Wl,--end-group
endif
- $(NM) $@ | grep -q " [DdBb] "; if [ $$? -eq 0 ]; then \
+ $(NM_romstage) $@ | grep -q " [DdBb] "; if [ $$? -eq 0 ]; then \
echo "Forbidden global variables in romstage:"; \
- $(NM) $@ | grep " [DdBb] "; test "$(CONFIG_CPU_AMD_AGESA)" = y; \
+ $(NM_romstage) $@ | grep " [DdBb] "; test "$(CONFIG_CPU_AMD_AGESA)" = y; \
else true; fi
$(objcbfs)/romstage_xip.debug: $$(romstage-objs) $(objgenerated)/romstage_xip.ld $$(romstage-libs)
@printf " LINK $(subst $(obj)/,,$(@))\n"
ifeq ($(CONFIG_COMPILER_LLVM_CLANG),y)
- $(LD) -nostdlib -nostartfiles -static -o $@ -L$(obj) --wrap __divdi3 --wrap __udivdi3 --wrap __moddi3 --wrap __umoddi3 --start-group $(romstage-objs) $(romstage-libs) $(LIBGCC_FILE_NAME) --end-group -T $(objgenerated)/romstage_xip.ld
+ $(LD_romstage) -nostdlib -nostartfiles -static -o $@ -L$(obj) --wrap __divdi3 --wrap __udivdi3 --wrap __moddi3 --wrap __umoddi3 --start-group $(romstage-objs) $(romstage-libs) $(LIBGCC_FILE_NAME_romstage) --end-group -T $(objgenerated)/romstage_xip.ld
else
- $(CC) -nostdlib -nostartfiles -static -o $@ -L$(obj) -T $(objgenerated)/romstage_xip.ld -Wl,--wrap,__divdi3 -Wl,--wrap,__udivdi3 -Wl,--wrap,__moddi3 -Wl,--wrap,__umoddi3 -Wl,--start-group $(romstage-objs) $(romstage-libs) $(LIBGCC_FILE_NAME) -Wl,--end-group
+ $(CC_romstage) -nostdlib -nostartfiles -static -o $@ -L$(obj) -T $(objgenerated)/romstage_xip.ld -Wl,--wrap,__divdi3 -Wl,--wrap,__udivdi3 -Wl,--wrap,__moddi3 -Wl,--wrap,__umoddi3 -Wl,--start-group $(romstage-objs) $(romstage-libs) $(LIBGCC_FILE_NAME_romstage) -Wl,--end-group
endif
$(objgenerated)/romstage_null.ld: $$(ldscripts) $(obj)/ldoptions
@@ -232,16 +252,20 @@ $(objgenerated)/crt0.romstage.S: $$(crt0s)
$(objgenerated)/crt0.romstage.o: $(objgenerated)/crt0.s
@printf " CC $(subst $(obj)/,,$(@))\n"
- $(CC) $(DISASSEMBLY) -c -o $@ $< > $(basename $@).disasm
+ $(CC_romstage) $(DISASSEMBLY) -c -o $@ $< > $(basename $@).disasm
$(objgenerated)/crt0.s: $(objgenerated)/crt0.romstage.S $(obj)/config.h $(obj)/build.h
@printf " CC $(subst $(obj)/,,$(@))\n"
- $(CC) -MMD -x assembler-with-cpp -E -I$(src)/include -I$(src)/arch/x86/include -I$(obj) -include $(obj)/config.h -include $(obj)/build.h -I. -I$(src) $< -o $@
+ $(CC_romstage) $(INCLUDES) -MMD -x assembler-with-cpp -E -I$(src)/include -I$(src)/arch/x86/include -I$(obj) -include $(obj)/config.h -include $(obj)/build.h -I. -I$(src) $< -o $@
+
+endif # CONFIG_ARCH_ROMSTAGE_X86_32
###############################################################################
# ramstage
###############################################################################
+ifeq ($(CONFIG_ARCH_RAMSTAGE_X86_32),y)
+
ramstage-srcs += $(wildcard src/mainboard/$(MAINBOARDDIR)/mainboard.c)
ifeq ($(CONFIG_GENERATE_MP_TABLE),y)
ifneq ($(wildcard src/mainboard/$(MAINBOARDDIR)/mptable.c),)
@@ -284,6 +308,7 @@ endif
ramstage-libs ?=
+$(eval $(call create_class_compiler,rmodules,x86_32))
ifeq ($(CONFIG_RELOCATABLE_RAMSTAGE),y)
$(eval $(call rmodule_link,$(objcbfs)/ramstage.debug, $(objgenerated)/ramstage.o, $(CONFIG_HEAP_SIZE)))
@@ -297,30 +322,31 @@ else
$(objcbfs)/ramstage.debug: $(objgenerated)/ramstage.o $(src)/arch/x86/ramstage.ld
@printf " CC $(subst $(obj)/,,$(@))\n"
ifeq ($(CONFIG_COMPILER_LLVM_CLANG),y)
- $(LD) -m elf_i386 -o $@ -L$(obj) $< -T $(src)/arch/x86/ramstage.ld
+ $(LD_ramstage) -m elf_i386 -o $@ -L$(obj) $< -T $(src)/arch/x86/ramstage.ld
else
- $(CC) -nostdlib -nostartfiles -static -o $@ -L$(obj) -T $(src)/arch/x86/ramstage.ld $<
+ $(CC_ramstage) -nostdlib -nostartfiles -static -o $@ -L$(obj) -T $(src)/arch/x86/ramstage.ld $<
endif
endif
-$(objgenerated)/ramstage.o: $$(ramstage-objs) $(LIBGCC_FILE_NAME) $$(ramstage-libs)
+$(objgenerated)/ramstage.o: $$(ramstage-objs) $(LIBGCC_FILE_NAME_ramstage) $$(ramstage-libs)
@printf " CC $(subst $(obj)/,,$(@))\n"
ifeq ($(CONFIG_COMPILER_LLVM_CLANG),y)
- $(LD) -m elf_i386 -r -o $@ --wrap __divdi3 --wrap __udivdi3 --wrap __moddi3 --wrap __umoddi3 --start-group $(ramstage-objs) $(ramstage-libs) $(LIBGCC_FILE_NAME) --end-group
+ $(LD_ramstage) -m elf_i386 -r -o $@ --wrap __divdi3 --wrap __udivdi3 --wrap __moddi3 --wrap __umoddi3 --start-group $(ramstage-objs) $(ramstage-libs) $(LIBGCC_FILE_NAME_ramstage) --end-group
else
- $(CC) $(CFLAGS) -nostdlib -r -o $@ -Wl,--wrap,__divdi3 -Wl,--wrap,__udivdi3 -Wl,--wrap,__moddi3 -Wl,--wrap,__umoddi3 -Wl,--start-group $(ramstage-objs) $(ramstage-libs) $(LIBGCC_FILE_NAME) -Wl,--end-group
+ $(CC_ramstage) $(CFLAGS_ramstage) -nostdlib -r -o $@ -Wl,--wrap,__divdi3 -Wl,--wrap,__udivdi3 -Wl,--wrap,__moddi3 -Wl,--wrap,__umoddi3 -Wl,--start-group $(ramstage-objs) $(ramstage-libs) $(LIBGCC_FILE_NAME_ramstage) -Wl,--end-group
endif
+endif # CONFIG_ARCH_RAMSTAGE_X86_32
################################################################################
seabios:
$(MAKE) -C payloads/external/SeaBIOS -f Makefile.inc \
HOSTCC="$(HOSTCC)" \
- CC="$(CC)" LD="$(LD)" OBJDUMP="$(OBJDUMP)" \
- OBJCOPY="$(OBJCOPY)" STRIP="$(STRIP)" \
- AS="$(AS)" CPP="$(CPP)" \
+ CC="$(CC_x86_32)" LD="$(LD_x86_32)" OBJDUMP="$(OBJDUMP_x86_32)" \
+ OBJCOPY="$(OBJCOPY_x86_32)" STRIP="$(STRIP_x86_32)" \
+ AS="$(AS_x86_32)" CPP="$(CPP)" \
CONFIG_SEABIOS_MASTER=$(CONFIG_SEABIOS_MASTER) \
CONFIG_SEABIOS_STABLE=$(CONFIG_SEABIOS_STABLE) \
CONFIG_SEABIOS_THREAD_OPTIONROMS=$(CONFIG_SEABIOS_THREAD_OPTIONROMS) \
@@ -329,8 +355,8 @@ seabios:
filo:
$(MAKE) -C payloads/external/FILO -f Makefile.inc \
HOSTCC="$(HOSTCC)" \
- CC="$(CC)" LD="$(LD)" OBJDUMP="$(OBJDUMP)" \
- OBJCOPY="$(OBJCOPY)" STRIP="$(STRIP)" \
+ CC="$(CC_x86_32)" LD="$(LD_x86_32)" OBJDUMP="$(OBJDUMP_x86_32)" \
+ OBJCOPY="$(OBJCOPY_x86_32)" STRIP="$(STRIP_x86_32)" \
CONFIG_FILO_MASTER=$(CONFIG_FILO_MASTER) \
CONFIG_FILO_STABLE=$(CONFIG_FILO_STABLE)
@@ -338,6 +364,6 @@ filo:
grub2:
$(MAKE) -C payloads/external/GRUB2 -f Makefile.inc \
HOSTCC="$(HOSTCC)" \
- CC="$(CC)" LD="$(LD)" OBJDUMP="$(OBJDUMP)" \
- OBJCOPY="$(OBJCOPY)" STRIP="$(STRIP)" \
+ CC="$(CC_x86_32)" LD="$(LD_x86_32)" OBJDUMP="$(OBJDUMP_x86_32)" \
+ OBJCOPY="$(OBJCOPY_x86_32)" STRIP="$(STRIP_x86_32)" \
CONFIG_GRUB2_MASTER=$(CONFIG_GRUB2_MASTER)
diff --git a/src/arch/x86/boot/Makefile.inc b/src/arch/x86/boot/Makefile.inc
index 928fc03e68..a6f914c11f 100644
--- a/src/arch/x86/boot/Makefile.inc
+++ b/src/arch/x86/boot/Makefile.inc
@@ -1,6 +1,13 @@
+
+ifeq ($(CONFIG_ARCH_ROMSTAGE_X86_32),y)
+
romstage-$(CONFIG_EARLY_CBMEM_INIT) += cbmem.c
romstage-$(CONFIG_BROKEN_CAR_MIGRATE) += cbmem.c
+endif # CONFIG_ARCH_ROMSTAGE_X86_32
+
+ifeq ($(CONFIG_ARCH_RAMSTAGE_X86_32),y)
+
ramstage-y += boot.c
ramstage-y += gdt.c
ramstage-y += tables.c
@@ -14,3 +21,4 @@ ramstage-$(CONFIG_HAVE_ACPI_RESUME) += wakeup.S
$(obj)/arch/x86/boot/smbios.ramstage.o: $(obj)/build.h
+endif # CONFIG_ARCH_RAMSTAGE_X86_32 \ No newline at end of file
diff --git a/src/arch/x86/lib/Makefile.inc b/src/arch/x86/lib/Makefile.inc
index 8b7418b0d6..0a3a5757c9 100644
--- a/src/arch/x86/lib/Makefile.inc
+++ b/src/arch/x86/lib/Makefile.inc
@@ -1,3 +1,16 @@
+
+ifeq ($(CONFIG_ARCH_ROMSTAGE_X86_32),y)
+
+romstage-y += cbfs_and_run.c
+romstage-y += memset.c
+romstage-y += memcpy.c
+romstage-y += memmove.c
+romstage-y += rom_media.c
+
+endif # CONFIG_ARCH_ROMSTAGE_X86_32
+
+ifeq ($(CONFIG_ARCH_RAMSTAGE_X86_32),y)
+
ramstage-y += c_start.S
ramstage-y += cpu.c
ramstage-y += pci_ops_conf1.c
@@ -12,12 +25,6 @@ ramstage-y += rom_media.c
ramstage-$(CONFIG_COOP_MULTITASKING) += thread.c
ramstage-$(CONFIG_COOP_MULTITASKING) += thread_switch.S
-romstage-y += cbfs_and_run.c
-romstage-y += memset.c
-romstage-y += memcpy.c
-romstage-y += memmove.c
-romstage-y += rom_media.c
-
smm-y += memset.c
smm-y += memcpy.c
smm-y += memmove.c
@@ -26,3 +33,5 @@ smm-y += rom_media.c
rmodules-y += memset.c
rmodules-y += memcpy.c
rmodules-y += memmove.c
+
+endif # CONFIG_ARCH_RAMSTAGE_X86_32 \ No newline at end of file
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-29 08:32:22 +0000