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-rw-r--r--qemu/roms/ipxe/src/arch/i386/Makefile109
1 files changed, 109 insertions, 0 deletions
diff --git a/qemu/roms/ipxe/src/arch/i386/Makefile b/qemu/roms/ipxe/src/arch/i386/Makefile
new file mode 100644
index 000000000..4925cc4e6
--- /dev/null
+++ b/qemu/roms/ipxe/src/arch/i386/Makefile
@@ -0,0 +1,109 @@
+# Force i386-only instructions
+#
+CFLAGS += -march=i386
+
+# Code size reduction.
+#
+CFLAGS += -fomit-frame-pointer
+
+# Code size reduction.
+#
+ifeq ($(CCTYPE),gcc)
+CFLAGS += -fstrength-reduce
+endif
+
+# Code size reduction. gcc3 needs a different syntax to gcc2 if you
+# want to avoid spurious warnings.
+#
+ifeq ($(CCTYPE),gcc)
+GCC_VERSION := $(subst ., ,$(shell $(CC) -dumpversion))
+GCC_MAJOR := $(firstword $(GCC_VERSION))
+ifeq ($(GCC_MAJOR),2)
+CFLAGS += -malign-jumps=1 -malign-loops=1 -malign-functions=1
+else
+CFLAGS += -falign-jumps=1 -falign-loops=1 -falign-functions=1
+endif # gcc2
+endif # gcc
+
+# Code size reduction. This is almost always a win. The kernel uses
+# it, too.
+#
+ifeq ($(CCTYPE),gcc)
+CFLAGS += -mpreferred-stack-boundary=2
+endif
+
+# Code size reduction. Use regparm for all functions - C functions
+# called from assembly (or vice versa) need __asmcall now
+#
+CFLAGS += -mregparm=3
+
+# Code size reduction. Use -mrtd (same __asmcall requirements as above)
+ifeq ($(CCTYPE),gcc)
+CFLAGS += -mrtd
+endif
+
+# Code size reduction. This is the logical complement to -mregparm=3.
+# It doesn't currently buy us anything, but if anything ever tries to
+# return small structures, let's be prepared
+#
+CFLAGS += -freg-struct-return
+
+# Force 32-bit code even on an x86-64 machine
+#
+CFLAGS += -m32
+ASFLAGS += --32
+ifeq ($(HOST_OS),FreeBSD)
+LDFLAGS += -m elf_i386_fbsd
+else ifeq ($(HOST_OS),OpenBSD)
+LDFLAGS += -m elf_i386_obsd
+else
+LDFLAGS += -m elf_i386
+endif
+
+# EFI requires -fshort-wchar, and nothing else currently uses wchar_t
+#
+CFLAGS += -fshort-wchar
+
+# We need to undefine the default macro "i386" when compiling .S
+# files, otherwise ".arch i386" translates to ".arch 1"...
+#
+CFLAGS += -Ui386
+
+# Define version string for lkrnprefix.S
+#
+CFLAGS_lkrnprefix += -DVERSION="\"$(VERSION)\""
+
+# Locations of utilities
+#
+ISOLINUX_BIN_LIST := \
+ $(ISOLINUX_BIN) \
+ /usr/lib/syslinux/isolinux.bin \
+ /usr/lib/syslinux/bios/isolinux.bin \
+ /usr/share/syslinux/isolinux.bin \
+ /usr/share/syslinux/bios/isolinux.bin \
+ /usr/local/share/syslinux/isolinux.bin \
+ /usr/local/share/syslinux/bios/isolinux.bin \
+ /usr/lib/ISOLINUX/isolinux.bin
+ISOLINUX_BIN = $(firstword $(wildcard $(ISOLINUX_BIN_LIST)))
+
+# i386-specific directories containing source files
+#
+SRCDIRS += arch/i386/core arch/i386/transitions arch/i386/prefix
+SRCDIRS += arch/i386/firmware/pcbios
+SRCDIRS += arch/i386/image
+SRCDIRS += arch/i386/interface/pcbios
+SRCDIRS += arch/i386/interface/pxe
+SRCDIRS += arch/i386/interface/pxeparent
+SRCDIRS += arch/i386/interface/syslinux
+SRCDIRS += arch/i386/interface/vmware
+SRCDIRS += arch/i386/hci/commands
+
+# Include common x86 Makefile
+#
+MAKEDEPS += arch/x86/Makefile
+include arch/x86/Makefile
+
+# Include platform-specific Makefile
+#
+MAKEDEPS += arch/i386/Makefile.$(PLATFORM)
+include arch/i386/Makefile.$(PLATFORM)