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[efi] Centralise architecture-independent EFI Makefile and linker script

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Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2016-03-12 21:47:13 +00:00
parent 86f96a40f4
commit a8037ee131
3 changed files with 49 additions and 43 deletions
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46
src/arch/x86/Makefile.efi
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@@ -1,46 +1,6 @@
# -*- makefile -*- : Force emacs to use Makefile mode
# The EFI linker script
# Include generic EFI Makefile
#
LDSCRIPT = arch/x86/scripts/efi.lds
# Retain relocation information for elf2efi
#
LDFLAGS += -q -S
# Media types.
#
NON_AUTO_MEDIA += efi
NON_AUTO_MEDIA += efidrv
NON_AUTO_MEDIA += drv.efi
NON_AUTO_MEDIA += efirom
# Include SNP driver in the all-drivers build
#
DRIVERS_net += snp
# Rules for building EFI files
#
$(BIN)/%.efi : $(BIN)/%.efi.tmp $(ELF2EFI)
$(QM)$(ECHO) " [FINISH] $@"
$(Q)$(ELF2EFI) --subsystem=10 $< $@
$(BIN)/%.efidrv : $(BIN)/%.efidrv.tmp $(ELF2EFI)
$(QM)$(ECHO) " [FINISH] $@"
$(Q)$(ELF2EFI) --subsystem=11 $< $@
$(BIN)/%.drv.efi : $(BIN)/%.efidrv
$(QM)$(ECHO) " [FINISH] $@"
$(Q)$(CP) $< $@
$(BIN)/%.efirom : $(BIN)/%.efidrv $(EFIROM)
$(QM)$(ECHO) " [FINISH] $@"
$(Q)$(EFIROM) -v $(TGT_PCI_VENDOR) -d $(TGT_PCI_DEVICE) $< $@
$(BIN)/efidrv.cab : $(BIN)/alldrv.efis # $(ALL_drv.efi) is not yet defined
$(QM)$(ECHO) " [CAB] $@"
$(Q)$(LCAB) -n -q $(ALL_drv.efi) $@
$(BIN)/%.usb : $(BIN)/%.efi
$(QM)$(ECHO) " [GENEFIDSK] $@"
$(Q)bash util/genefidsk -o $@ -b $(EFI_BOOT_FILE) $<
MAKEDEPS += Makefile.efi
include Makefile.efi

110
src/arch/x86/scripts/efi.lds
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@@ -1,110 +0,0 @@
/* -*- sh -*- */
/*
* Linker script for EFI images
*
*/
SECTIONS {
/* The file starts at a virtual address of zero, and sections are
* contiguous. Each section is aligned to at least _max_align,
* which defaults to 32. Load addresses are equal to virtual
* addresses.
*/
_max_align = 32;
/* Allow plenty of space for file headers */
. = 0x1000;
/*
* The text section
*
*/
. = ALIGN ( _max_align );
.text : {
_text = .;
*(.text)
*(.text.*)
_etext = .;
}
/*
* The rodata section
*
*/
. = ALIGN ( _max_align );
.rodata : {
_rodata = .;
*(.rodata)
*(.rodata.*)
_erodata = .;
}
/*
* The data section
*
*/
. = ALIGN ( _max_align );
.data : {
_data = .;
*(.data)
*(.data.*)
KEEP(*(SORT(.tbl.*))) /* Various tables. See include/tables.h */
KEEP(*(.provided))
KEEP(*(.provided.*))
_edata = .;
}
/*
* The bss section
*
*/
. = ALIGN ( _max_align );
.bss : {
_bss = .;
*(.bss)
*(.bss.*)
*(COMMON)
_ebss = .;
}
/*
* Weak symbols that need zero values if not otherwise defined
*
*/
.weak 0x0 : {
_weak = .;
*(.weak)
*(.weak.*)
_eweak = .;
}
_assert = ASSERT ( ( _weak == _eweak ), ".weak is non-zero length" );
/*
* Dispose of the comment and note sections to make the link map
* easier to read
*
*/
/DISCARD/ : {
*(.comment)
*(.comment.*)
*(.note)
*(.note.*)
*(.eh_frame)
*(.eh_frame.*)
*(.rel)
*(.rel.*)
*(.einfo)
*(.einfo.*)
*(.discard)
*(.discard.*)
}
}