diff options
Diffstat (limited to 'gnu-efi/gnu-efi-3.0/gnuefi')
| -rw-r--r-- | gnu-efi/gnu-efi-3.0/gnuefi/Makefile | 72 | ||||
| -rw-r--r-- | gnu-efi/gnu-efi-3.0/gnuefi/crt0-efi-ia32.S | 76 | ||||
| -rw-r--r-- | gnu-efi/gnu-efi-3.0/gnuefi/crt0-efi-ia64.S | 87 | ||||
| -rw-r--r-- | gnu-efi/gnu-efi-3.0/gnuefi/crt0-efi-x86_64.S | 76 | ||||
| -rw-r--r-- | gnu-efi/gnu-efi-3.0/gnuefi/elf_ia32_efi.lds | 75 | ||||
| -rw-r--r-- | gnu-efi/gnu-efi-3.0/gnuefi/elf_ia32_fbsd_efi.lds | 75 | ||||
| -rw-r--r-- | gnu-efi/gnu-efi-3.0/gnuefi/elf_ia64_efi.lds | 70 | ||||
| -rw-r--r-- | gnu-efi/gnu-efi-3.0/gnuefi/elf_x86_64_efi.lds | 65 | ||||
| -rw-r--r-- | gnu-efi/gnu-efi-3.0/gnuefi/elf_x86_64_fbsd_efi.lds | 59 | ||||
| -rw-r--r-- | gnu-efi/gnu-efi-3.0/gnuefi/reloc_ia32.c | 97 | ||||
| -rw-r--r-- | gnu-efi/gnu-efi-3.0/gnuefi/reloc_ia64.S | 227 | ||||
| -rw-r--r-- | gnu-efi/gnu-efi-3.0/gnuefi/reloc_x86_64.c | 96 | ||||
| -rw-r--r-- | gnu-efi/gnu-efi-3.0/gnuefi/setjmp_ia32.S | 87 | ||||
| -rw-r--r-- | gnu-efi/gnu-efi-3.0/gnuefi/setjmp_ia64.S | 2 | ||||
| -rw-r--r-- | gnu-efi/gnu-efi-3.0/gnuefi/setjmp_x86_64.S | 56 |
15 files changed, 1220 insertions, 0 deletions
diff --git a/gnu-efi/gnu-efi-3.0/gnuefi/Makefile b/gnu-efi/gnu-efi-3.0/gnuefi/Makefile new file mode 100644 index 0000000..e99adbe --- /dev/null +++ b/gnu-efi/gnu-efi-3.0/gnuefi/Makefile @@ -0,0 +1,72 @@ +# +# Copyright (C) 1999-2001 Hewlett-Packard Co. +# Contributed by David Mosberger <davidm@hpl.hp.com> +# Contributed by Stephane Eranian <eranian@hpl.hp.com> +# +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# +# * Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# * Redistributions in binary form must reproduce the above +# copyright notice, this list of conditions and the following +# disclaimer in the documentation and/or other materials +# provided with the distribution. +# * Neither the name of Hewlett-Packard Co. nor the names of its +# contributors may be used to endorse or promote products derived +# from this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND +# CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, +# INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF +# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE +# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS +# BE LIABLE FOR ANYDIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, +# OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR +# TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF +# THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +# SUCH DAMAGE. +# + +SRCDIR = . + +VPATH = $(SRCDIR) + +include $(SRCDIR)/../Make.defaults + +TOPDIR = $(SRCDIR)/.. + +CDIR=$(TOPDIR)/.. +FILES = reloc_$(ARCH) setjmp_$(ARCH) + +OBJS = $(FILES:%=%.o) + +TARGETS = crt0-efi-$(ARCH).o libgnuefi.a + +all: $(TARGETS) + +libgnuefi.a: $(patsubst %,libgnuefi.a(%),$(OBJS)) + +clean: + rm -f $(TARGETS) *~ *.o $(OBJS) + +install: + mkdir -p $(INSTALLROOT)/$(LIBDIR) + $(INSTALL) -m 644 $(TARGETS) $(INSTALLROOT)/$(LIBDIR) +ifneq (,$(findstring FreeBSD,$(OS))) + ifeq ($(ARCH),x86_64) + $(INSTALL) -m 644 $(SRCDIR)/elf_$(ARCH)_fbsd_efi.lds $(INSTALLROOT)/$(LIBDIR) + else + $(INSTALL) -m 644 $(SRCDIR)/elf_$(ARCH)_efi.lds $(INSTALLROOT)/$(LIBDIR) + endif +else + $(INSTALL) -m 644 $(SRCDIR)/elf_$(ARCH)_efi.lds $(INSTALLROOT)/$(LIBDIR) +endif + +include $(SRCDIR)/../Make.rules diff --git a/gnu-efi/gnu-efi-3.0/gnuefi/crt0-efi-ia32.S b/gnu-efi/gnu-efi-3.0/gnuefi/crt0-efi-ia32.S new file mode 100644 index 0000000..f9d5191 --- /dev/null +++ b/gnu-efi/gnu-efi-3.0/gnuefi/crt0-efi-ia32.S @@ -0,0 +1,76 @@ +/* crt0-efi-ia32.S - x86 EFI startup code. + Copyright (C) 1999 Hewlett-Packard Co. + Contributed by David Mosberger <davidm@hpl.hp.com>. + + All rights reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions + are met: + + * Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above + copyright notice, this list of conditions and the following + disclaimer in the documentation and/or other materials + provided with the distribution. + * Neither the name of Hewlett-Packard Co. nor the names of its + contributors may be used to endorse or promote products derived + from this software without specific prior written permission. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND + CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, + INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS + BE LIABLE FOR ANYDIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, + OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR + TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF + THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + SUCH DAMAGE. +*/ + + .text + .align 4 + + .globl _start +_start: + pushl %ebp + movl %esp,%ebp + + pushl 12(%ebp) # copy "image" argument + pushl 8(%ebp) # copy "systab" argument + + call 0f +0: popl %eax + movl %eax,%ebx + + addl $ImageBase-0b,%eax # %eax = ldbase + addl $_DYNAMIC-0b,%ebx # %ebx = _DYNAMIC + + pushl %ebx # pass _DYNAMIC as second argument + pushl %eax # pass ldbase as first argument + call _relocate + popl %ebx + popl %ebx + testl %eax,%eax + jne .exit + + call efi_main # call app with "image" and "systab" argument + +.exit: leave + ret + + // hand-craft a dummy .reloc section so EFI knows it's a relocatable executable: + + .data +dummy: .long 0 + +#define IMAGE_REL_ABSOLUTE 0 + .section .reloc + .long dummy // Page RVA + .long 10 // Block Size (2*4+2) + .word (IMAGE_REL_ABSOLUTE<<12) + 0 // reloc for dummy diff --git a/gnu-efi/gnu-efi-3.0/gnuefi/crt0-efi-ia64.S b/gnu-efi/gnu-efi-3.0/gnuefi/crt0-efi-ia64.S new file mode 100644 index 0000000..40c3c83 --- /dev/null +++ b/gnu-efi/gnu-efi-3.0/gnuefi/crt0-efi-ia64.S @@ -0,0 +1,87 @@ +/* crt0-efi-ia64.S - IA-64 EFI startup code. + Copyright (C) 1999 Hewlett-Packard Co. + Contributed by David Mosberger <davidm@hpl.hp.com>. + + All rights reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions + are met: + + * Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above + copyright notice, this list of conditions and the following + disclaimer in the documentation and/or other materials + provided with the distribution. + * Neither the name of Hewlett-Packard Co. nor the names of its + contributors may be used to endorse or promote products derived + from this software without specific prior written permission. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND + CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, + INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS + BE LIABLE FOR ANYDIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, + OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR + TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF + THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + SUCH DAMAGE. +*/ + .text + .psr abi64 + .psr lsb + .lsb + + .proc _start +_start: + alloc loc0=ar.pfs,2,2,2,0 + mov loc1=rp + movl out0=@gprel(ImageBase) // out0 <- ImageBase (ldbase) + ;; + add out0=out0,gp + movl out1=@gprel(_DYNAMIC) // out1 <- _DYNAMIC + ;; // avoid WAW on CFM + add out1=out1,gp + br.call.sptk.few rp=_relocate +.Lret0: + cmp.ne p6,p0=r0,r8 // r8 == EFI_SUCCESS? +(p6) br.cond.sptk.few .exit // no -> + +.Lret1: + + mov out0=in0 // image handle + mov out1=in1 // systab + br.call.sptk.few rp=efi_main +.Lret2: +.exit: + mov ar.pfs=loc0 + mov rp=loc1 + ;; + br.ret.sptk.few rp + + .endp _start + + + // PE32+ wants a PLABEL, not the code address of the entry point: + + .align 16 + .global _start_plabel + .section .plabel, "a" +_start_plabel: + data8 _start + data8 __gp + + // hand-craft a .reloc section for the plabel: + +#define IMAGE_REL_BASED_DIR64 10 + + .section .reloc, "a" + data4 _start_plabel // Page RVA + data4 12 // Block Size (2*4+2*2) + data2 (IMAGE_REL_BASED_DIR64<<12) + 0 // reloc for plabel's entry point + data2 (IMAGE_REL_BASED_DIR64<<12) + 8 // reloc for plabel's global pointer diff --git a/gnu-efi/gnu-efi-3.0/gnuefi/crt0-efi-x86_64.S b/gnu-efi/gnu-efi-3.0/gnuefi/crt0-efi-x86_64.S new file mode 100644 index 0000000..6839150 --- /dev/null +++ b/gnu-efi/gnu-efi-3.0/gnuefi/crt0-efi-x86_64.S @@ -0,0 +1,76 @@ +/* crt0-efi-x86_64.S - x86_64 EFI startup code. + Copyright (C) 1999 Hewlett-Packard Co. + Contributed by David Mosberger <davidm@hpl.hp.com>. + Copyright (C) 2005 Intel Co. + Contributed by Fenghua Yu <fenghua.yu@intel.com>. + + All rights reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions + are met: + + * Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above + copyright notice, this list of conditions and the following + disclaimer in the documentation and/or other materials + provided with the distribution. + * Neither the name of Hewlett-Packard Co. nor the names of its + contributors may be used to endorse or promote products derived + from this software without specific prior written permission. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND + CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, + INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS + BE LIABLE FOR ANYDIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, + OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR + TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF + THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + SUCH DAMAGE. +*/ + .text + .align 4 + + .globl _start +_start: + subq $8, %rsp + pushq %rcx + pushq %rdx + +0: + lea ImageBase(%rip), %rdi + lea _DYNAMIC(%rip), %rsi + + popq %rcx + popq %rdx + pushq %rcx + pushq %rdx + call _relocate + + popq %rdi + popq %rsi + + call efi_main + addq $8, %rsp + +.exit: + ret + + // hand-craft a dummy .reloc section so EFI knows it's a relocatable executable: + + .data +dummy: .long 0 + +#define IMAGE_REL_ABSOLUTE 0 + .section .reloc, "a" +label1: + .long dummy-label1 // Page RVA + .long 10 // Block Size (2*4+2) + .word (IMAGE_REL_ABSOLUTE<<12) + 0 // reloc for dummy + diff --git a/gnu-efi/gnu-efi-3.0/gnuefi/elf_ia32_efi.lds b/gnu-efi/gnu-efi-3.0/gnuefi/elf_ia32_efi.lds new file mode 100644 index 0000000..975e36c --- /dev/null +++ b/gnu-efi/gnu-efi-3.0/gnuefi/elf_ia32_efi.lds @@ -0,0 +1,75 @@ +OUTPUT_FORMAT("elf32-i386", "elf32-i386", "elf32-i386") +OUTPUT_ARCH(i386) +ENTRY(_start) +SECTIONS +{ + . = 0; + ImageBase = .; + .hash : { *(.hash) } /* this MUST come first! */ + . = ALIGN(4096); + .text : + { + *(.text) + *(.text.*) + *(.gnu.linkonce.t.*) + } + . = ALIGN(4096); + .sdata : + { + *(.got.plt) + *(.got) + *(.srodata) + *(.sdata) + *(.sbss) + *(.scommon) + } + . = ALIGN(4096); + .data : + { + *(.rodata*) + *(.data) + *(.data1) + *(.data.*) + *(.sdata) + *(.got.plt) + *(.got) + /* the EFI loader doesn't seem to like a .bss section, so we stick + it all into .data: */ + *(.sbss) + *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + } + . = ALIGN(4096); + .dynamic : { *(.dynamic) } + . = ALIGN(4096); + .rel : + { + *(.rel.data) + *(.rel.data.*) + *(.rel.got) + *(.rel.stab) + *(.data.rel.ro.local) + *(.data.rel.local) + *(.data.rel.ro) + *(.data.rel*) + } + . = ALIGN(4096); + .reloc : /* This is the PECOFF .reloc section! */ + { + *(.reloc) + } + . = ALIGN(4096); + .dynsym : { *(.dynsym) } + . = ALIGN(4096); + .dynstr : { *(.dynstr) } + . = ALIGN(4096); + /DISCARD/ : + { + *(.rel.reloc) + *(.eh_frame) + *(.note.GNU-stack) + } + .comment 0 : { *(.comment) } +} diff --git a/gnu-efi/gnu-efi-3.0/gnuefi/elf_ia32_fbsd_efi.lds b/gnu-efi/gnu-efi-3.0/gnuefi/elf_ia32_fbsd_efi.lds new file mode 100644 index 0000000..bc25b1f --- /dev/null +++ b/gnu-efi/gnu-efi-3.0/gnuefi/elf_ia32_fbsd_efi.lds @@ -0,0 +1,75 @@ +OUTPUT_FORMAT("elf32-i386-freebsd", "elf32-i386-freebsd", "elf32-i386-freebsd") +OUTPUT_ARCH(i386) +ENTRY(_start) +SECTIONS +{ + . = 0; + ImageBase = .; + .hash : { *(.hash) } /* this MUST come first! */ + . = ALIGN(4096); + .text : + { + *(.text) + *(.text.*) + *(.gnu.linkonce.t.*) + } + . = ALIGN(4096); + .sdata : + { + *(.got.plt) + *(.got) + *(.srodata) + *(.sdata) + *(.sbss) + *(.scommon) + } + . = ALIGN(4096); + .data : + { + *(.rodata*) + *(.data) + *(.data1) + *(.data.*) + *(.sdata) + *(.got.plt) + *(.got) + /* the EFI loader doesn't seem to like a .bss section, so we stick + it all into .data: */ + *(.sbss) + *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + } + . = ALIGN(4096); + .dynamic : { *(.dynamic) } + . = ALIGN(4096); + .rel : + { + *(.rel.data) + *(.rel.data.*) + *(.rel.got) + *(.rel.stab) + *(.data.rel.ro.local) + *(.data.rel.local) + *(.data.rel.ro) + *(.data.rel*) + } + . = ALIGN(4096); + .reloc : /* This is the PECOFF .reloc section! */ + { + *(.reloc) + } + . = ALIGN(4096); + .dynsym : { *(.dynsym) } + . = ALIGN(4096); + .dynstr : { *(.dynstr) } + . = ALIGN(4096); + /DISCARD/ : + { + *(.rel.reloc) + *(.eh_frame) + *(.note.GNU-stack) + } + .comment 0 : { *(.comment) } +} diff --git a/gnu-efi/gnu-efi-3.0/gnuefi/elf_ia64_efi.lds b/gnu-efi/gnu-efi-3.0/gnuefi/elf_ia64_efi.lds new file mode 100644 index 0000000..1d9ffc1 --- /dev/null +++ b/gnu-efi/gnu-efi-3.0/gnuefi/elf_ia64_efi.lds @@ -0,0 +1,70 @@ +OUTPUT_FORMAT("elf64-ia64-little") +OUTPUT_ARCH(ia64) +ENTRY(_start_plabel) +SECTIONS +{ + . = 0; + ImageBase = .; + .hash : { *(.hash) } /* this MUST come first! */ + . = ALIGN(4096); + .text : + { + *(.text) + *(.text.*) + *(.gnu.linkonce.t.*) + } + . = ALIGN(4096); + __gp = ALIGN (8) + 0x200000; + .sdata : + { + *(.got.plt) + *(.got) + *(.srodata) + *(.sdata) + *(.sbss) + *(.scommon) + } + . = ALIGN(4096); + .data : + { + *(.rodata*) + *(.ctors) + *(.data*) + *(.gnu.linkonce.d*) + *(.plabel) /* data whose relocs we want to ignore */ + /* the EFI loader doesn't seem to like a .bss section, so we stick + it all into .data: */ + *(.dynbss) + *(.bss) + *(COMMON) + } + . = ALIGN(4096); + .dynamic : { *(.dynamic) } + . = ALIGN(4096); + .rela : + { + *(.rela.text) + *(.rela.data*) + *(.rela.sdata) + *(.rela.got) + *(.rela.gnu.linkonce.d*) + *(.rela.stab) + *(.rela.ctors) + } + . = ALIGN(4096); + .reloc : /* This is the PECOFF .reloc section! */ + { + *(.reloc) + } + . = ALIGN(4096); + .dynsym : { *(.dynsym) } + . = ALIGN(4096); + .dynstr : { *(.dynstr) } + /DISCARD/ : + { + *(.rela.plabel) + *(.rela.reloc) + *(.IA_64.unwind*) + *(.IA64.unwind*) + } +} diff --git a/gnu-efi/gnu-efi-3.0/gnuefi/elf_x86_64_efi.lds b/gnu-efi/gnu-efi-3.0/gnuefi/elf_x86_64_efi.lds new file mode 100644 index 0000000..c4df0a5 --- /dev/null +++ b/gnu-efi/gnu-efi-3.0/gnuefi/elf_x86_64_efi.lds @@ -0,0 +1,65 @@ +/* Same as elf_x86_64_fbsd_efi.lds, except for OUTPUT_FORMAT below - KEEP IN SYNC */ +OUTPUT_FORMAT("elf64-x86-64", "elf64-x86-64", "elf64-x86-64") +OUTPUT_ARCH(i386:x86-64) +ENTRY(_start) +SECTIONS +{ + . = 0; + ImageBase = .; + .hash : { *(.hash) } /* this MUST come first! */ + . = ALIGN(4096); + .eh_frame : + { + *(.eh_frame) + } + . = ALIGN(4096); + .text : + { + *(.text) + *(.text.*) + *(.gnu.linkonce.t.*) + } + . = ALIGN(4096); + .reloc : + { + *(.reloc) + } + . = ALIGN(4096); + .data : + { + *(.rodata*) + *(.got.plt) + *(.got) + *(.data*) + *(.sdata) + /* the EFI loader doesn't seem to like a .bss section, so we stick + it all into .data: */ + *(.sbss) + *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + *(.rel.local) + } + . = ALIGN(4096); + .dynamic : { *(.dynamic) } + . = ALIGN(4096); + .rela : + { + *(.rela.data*) + *(.rela.got) + *(.rela.stab) + } + . = ALIGN(4096); + .dynsym : { *(.dynsym) } + . = ALIGN(4096); + .dynstr : { *(.dynstr) } + . = ALIGN(4096); + .ignored.reloc : + { + *(.rela.reloc) + *(.eh_frame) + *(.note.GNU-stack) + } + .comment 0 : { *(.comment) } +} diff --git a/gnu-efi/gnu-efi-3.0/gnuefi/elf_x86_64_fbsd_efi.lds b/gnu-efi/gnu-efi-3.0/gnuefi/elf_x86_64_fbsd_efi.lds new file mode 100644 index 0000000..2c64609 --- /dev/null +++ b/gnu-efi/gnu-efi-3.0/gnuefi/elf_x86_64_fbsd_efi.lds @@ -0,0 +1,59 @@ +/* Same as elf_x86_64_efi.lds, except for OUTPUT_FORMAT below - KEEP IN SYNC */ +OUTPUT_FORMAT("elf64-x86-64-freebsd", "elf64-x86-64-freebsd", "elf64-x86-64-freebsd") +OUTPUT_ARCH(i386:x86-64) +ENTRY(_start) +SECTIONS +{ + . = 0; + ImageBase = .; + .hash : { *(.hash) } /* this MUST come first! */ + . = ALIGN(4096); + .eh_frame : + { + *(.eh_frame) + } + . = ALIGN(4096); + .text : + { + *(.text) + } + .reloc : + { + *(.reloc) + } + . = ALIGN(4096); + .data : + { + *(.rodata*) + *(.got.plt) + *(.got) + *(.data*) + *(.sdata) + /* the EFI loader doesn't seem to like a .bss section, so we stick + it all into .data: */ + *(.sbss) + *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + *(.rel.local) + } + . = ALIGN(4096); + .dynamic : { *(.dynamic) } + . = ALIGN(4096); + .rela : + { + *(.rela.data*) + *(.rela.got) + *(.rela.stab) + } + . = ALIGN(4096); + .dynsym : { *(.dynsym) } + . = ALIGN(4096); + .dynstr : { *(.dynstr) } + . = ALIGN(4096); + .ignored.reloc : + { + *(.rela.reloc) + } +} diff --git a/gnu-efi/gnu-efi-3.0/gnuefi/reloc_ia32.c b/gnu-efi/gnu-efi-3.0/gnuefi/reloc_ia32.c new file mode 100644 index 0000000..8d50a75 --- /dev/null +++ b/gnu-efi/gnu-efi-3.0/gnuefi/reloc_ia32.c @@ -0,0 +1,97 @@ +/* reloc_ia32.c - position independent x86 ELF shared object relocator + Copyright (C) 1999 Hewlett-Packard Co. + Contributed by David Mosberger <davidm@hpl.hp.com>. + + All rights reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions + are met: + + * Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above + copyright notice, this list of conditions and the following + disclaimer in the documentation and/or other materials + provided with the distribution. + * Neither the name of Hewlett-Packard Co. nor the names of its + contributors may be used to endorse or promote products derived + from this software without specific prior written permission. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND + CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, + INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS + BE LIABLE FOR ANYDIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, + OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR + TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF + THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + SUCH DAMAGE. +*/ + +#include <efi.h> +#include <efilib.h> + +#include <elf.h> + +EFI_STATUS _relocate (long ldbase, Elf32_Dyn *dyn, EFI_HANDLE image, EFI_SYSTEM_TABLE *systab) +{ + long relsz = 0, relent = 0; + Elf32_Rel *rel = 0; + unsigned long *addr; + int i; + + for (i = 0; dyn[i].d_tag != DT_NULL; ++i) { + switch (dyn[i].d_tag) { + case DT_REL: + rel = (Elf32_Rel*) + ((unsigned long)dyn[i].d_un.d_ptr + + ldbase); + break; + + case DT_RELSZ: + relsz = dyn[i].d_un.d_val; + break; + + case DT_RELENT: + relent = dyn[i].d_un.d_val; + break; + + case DT_RELA: + break; + + default: + break; + } + } + + if (!rel && relent == 0) + return EFI_SUCCESS; + + if (!rel || relent == 0) + return EFI_LOAD_ERROR; + + while (relsz > 0) { + /* apply the relocs */ + switch (ELF32_R_TYPE (rel->r_info)) { + case R_386_NONE: + break; + + case R_386_RELATIVE: + addr = (unsigned long *) + (ldbase + rel->r_offset); + *addr += ldbase; + break; + + default: + break; + } + rel = (Elf32_Rel*) ((char *) rel + relent); + relsz -= relent; + } + return EFI_SUCCESS; +} diff --git a/gnu-efi/gnu-efi-3.0/gnuefi/reloc_ia64.S b/gnu-efi/gnu-efi-3.0/gnuefi/reloc_ia64.S new file mode 100644 index 0000000..40203bf --- /dev/null +++ b/gnu-efi/gnu-efi-3.0/gnuefi/reloc_ia64.S @@ -0,0 +1,227 @@ +/* reloc_ia64.S - position independent IA-64 ELF shared object relocator + Copyright (C) 1999 Hewlett-Packard Co. + Contributed by David Mosberger <davidm@hpl.hp.com>. + + All rights reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions + are met: + + * Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above + copyright notice, this list of conditions and the following + disclaimer in the documentation and/or other materials + provided with the distribution. + * Neither the name of Hewlett-Packard Co. nor the names of its + contributors may be used to endorse or promote products derived + from this software without specific prior written permission. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND + CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, + INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS + BE LIABLE FOR ANYDIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, + OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR + TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF + THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + SUCH DAMAGE. +*/ + +/* + * This is written in assembly because the entire code needs to be position + * independent. Note that the compiler does not generate code that's position + * independent by itself because it relies on the global offset table being + * relocated. + */ + .text + .psr abi64 + .psr lsb + .lsb + +/* + * This constant determines how many R_IA64_FPTR64LSB relocations we + * can deal with. If you get EFI_BUFFER_TOO_SMALL errors, you may + * need to increase this number. + */ +#define MAX_FUNCTION_DESCRIPTORS 750 + +#define ST_VALUE_OFF 8 /* offset of st_value in elf sym */ + +#define EFI_SUCCESS 0 +#define EFI_LOAD_ERROR 1 +#define EFI_BUFFER_TOO_SMALL 5 + +#define DT_NULL 0 /* Marks end of dynamic section */ +#define DT_RELA 7 /* Address of Rela relocs */ +#define DT_RELASZ 8 /* Total size of Rela relocs */ +#define DT_RELAENT 9 /* Size of one Rela reloc */ +#define DT_SYMTAB 6 /* Address of symbol table */ +#define DT_SYMENT 11 /* Size of one symbol table entry */ + +#define R_IA64_NONE 0 +#define R_IA64_REL64MSB 0x6e +#define R_IA64_REL64LSB 0x6f +#define R_IA64_DIR64MSB 0x26 +#define R_IA64_DIR64LSB 0x27 +#define R_IA64_FPTR64MSB 0x46 +#define R_IA64_FPTR64LSB 0x47 + +#define ldbase in0 /* load address (address of .text) */ +#define dyn in1 /* address of _DYNAMIC */ + +#define d_tag r16 +#define d_val r17 +#define rela r18 +#define relasz r19 +#define relaent r20 +#define addr r21 +#define r_info r22 +#define r_offset r23 +#define r_addend r24 +#define r_type r25 +#define r_sym r25 /* alias of r_type ! */ +#define fptr r26 +#define fptr_limit r27 +#define symtab f8 +#define syment f9 +#define ftmp f10 + +#define target r16 +#define val r17 + +#define NLOC 0 + +#define Pnull p6 +#define Prela p7 +#define Prelasz p8 +#define Prelaent p9 +#define Psymtab p10 +#define Psyment p11 + +#define Pnone p6 +#define Prel p7 +#define Pfptr p8 + +#define Pmore p6 + +#define Poom p6 /* out-of-memory */ + + .global _relocate + .proc _relocate +_relocate: + alloc r2=ar.pfs,2,0,0,0 + movl fptr = @gprel(fptr_mem_base) + ;; + add fptr = fptr, gp + movl fptr_limit = @gprel(fptr_mem_limit) + ;; + add fptr_limit = fptr_limit, gp + +search_dynamic: + ld8 d_tag = [dyn],8 + ;; + ld8 d_val = [dyn],8 + cmp.eq Pnull,p0 = DT_NULL,d_tag +(Pnull) br.cond.sptk.few apply_relocs + cmp.eq Prela,p0 = DT_RELA,d_tag + cmp.eq Prelasz,p0 = DT_RELASZ,d_tag + cmp.eq Psymtab,p0 = DT_SYMTAB,d_tag + cmp.eq Psyment,p0 = DT_SYMENT,d_tag + cmp.eq Prelaent,p0 = DT_RELAENT,d_tag + ;; +(Prela) add rela = d_val, ldbase +(Prelasz) mov relasz = d_val +(Prelaent) mov relaent = d_val +(Psymtab) add val = d_val, ldbase + ;; +(Psyment) setf.sig syment = d_val + ;; +(Psymtab) setf.sig symtab = val + br.sptk.few search_dynamic + +apply_loop: + ld8 r_offset = [rela] + add addr = 8,rela + sub relasz = relasz,relaent + ;; + + ld8 r_info = [addr],8 + ;; + ld8 r_addend = [addr] + add target = ldbase, r_offset + + add rela = rela,relaent + extr.u r_type = r_info, 0, 32 + ;; + cmp.eq Pnone,p0 = R_IA64_NONE,r_type + cmp.eq Prel,p0 = R_IA64_REL64LSB,r_type + cmp.eq Pfptr,p0 = R_IA64_FPTR64LSB,r_type +(Prel) br.cond.sptk.few apply_REL64 + ;; + cmp.eq Prel,p0 = R_IA64_DIR64LSB,r_type // treat DIR64 just like REL64 + +(Pnone) br.cond.sptk.few apply_relocs +(Prel) br.cond.sptk.few apply_REL64 +(Pfptr) br.cond.sptk.few apply_FPTR64 + + mov r8 = EFI_LOAD_ERROR + br.ret.sptk.few rp + +apply_relocs: + cmp.ltu Pmore,p0=0,relasz +(Pmore) br.cond.sptk.few apply_loop + + mov r8 = EFI_SUCCESS + br.ret.sptk.few rp + +apply_REL64: + ld8 val = [target] + ;; + add val = val,ldbase + ;; + st8 [target] = val + br.cond.sptk.few apply_relocs + + // FPTR relocs are a bit more interesting: we need to lookup + // the symbol's value in symtab, allocate 16 bytes of memory, + // store the value in [target] in the first and the gp in the + // second dword. +apply_FPTR64: + st8 [target] = fptr + extr.u r_sym = r_info,32,32 + add target = 8,fptr + ;; + + setf.sig ftmp = r_sym + mov r8=EFI_BUFFER_TOO_SMALL + ;; + cmp.geu Poom,p0 = fptr,fptr_limit + + xma.lu ftmp = ftmp,syment,symtab +(Poom) br.ret.sptk.few rp + ;; + getf.sig addr = ftmp + st8 [target] = gp + ;; + add addr = ST_VALUE_OFF, addr + ;; + ld8 val = [addr] + ;; + add val = val,ldbase + ;; + st8 [fptr] = val,16 + br.cond.sptk.few apply_relocs + + .endp _relocate + + .data + .align 16 +fptr_mem_base: + .space MAX_FUNCTION_DESCRIPTORS*16 +fptr_mem_limit: diff --git a/gnu-efi/gnu-efi-3.0/gnuefi/reloc_x86_64.c b/gnu-efi/gnu-efi-3.0/gnuefi/reloc_x86_64.c new file mode 100644 index 0000000..04b4ddb --- /dev/null +++ b/gnu-efi/gnu-efi-3.0/gnuefi/reloc_x86_64.c @@ -0,0 +1,96 @@ +/* reloc_x86_64.c - position independent x86_64 ELF shared object relocator + Copyright (C) 1999 Hewlett-Packard Co. + Contributed by David Mosberger <davidm@hpl.hp.com>. + Copyright (C) 2005 Intel Co. + Contributed by Fenghua Yu <fenghua.yu@intel.com>. + + All rights reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions + are met: + + * Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above + copyright notice, this list of conditions and the following + disclaimer in the documentation and/or other materials + provided with the distribution. + * Neither the name of Hewlett-Packard Co. nor the names of its + contributors may be used to endorse or promote products derived + from this software without specific prior written permission. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND + CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, + INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS + BE LIABLE FOR ANYDIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, + OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR + TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF + THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + SUCH DAMAGE. +*/ + +#include <efi.h> +#include <efilib.h> + +#include <elf.h> + +EFI_STATUS _relocate (long ldbase, Elf64_Dyn *dyn, EFI_HANDLE image, EFI_SYSTEM_TABLE *systab) +{ + long relsz = 0, relent = 0; + Elf64_Rel *rel = 0; + unsigned long *addr; + int i; + + for (i = 0; dyn[i].d_tag != DT_NULL; ++i) { + switch (dyn[i].d_tag) { + case DT_RELA: + rel = (Elf64_Rel*) + ((unsigned long)dyn[i].d_un.d_ptr + + ldbase); + break; + + case DT_RELASZ: + relsz = dyn[i].d_un.d_val; + break; + + case DT_RELAENT: + relent = dyn[i].d_un.d_val; + break; + + default: + break; + } + } + + if (!rel && relent == 0) + return EFI_SUCCESS; + + if (!rel || relent == 0) + return EFI_LOAD_ERROR; + + while (relsz > 0) { + /* apply the relocs */ + switch (ELF64_R_TYPE (rel->r_info)) { + case R_X86_64_NONE: + break; + + case R_X86_64_RELATIVE: + addr = (unsigned long *) + (ldbase + rel->r_offset); + *addr += ldbase; + break; + + default: + break; + } + rel = (Elf64_Rel*) ((char *) rel + relent); + relsz -= relent; + } + return EFI_SUCCESS; +} diff --git a/gnu-efi/gnu-efi-3.0/gnuefi/setjmp_ia32.S b/gnu-efi/gnu-efi-3.0/gnuefi/setjmp_ia32.S new file mode 100644 index 0000000..5f71caf --- /dev/null +++ b/gnu-efi/gnu-efi-3.0/gnuefi/setjmp_ia32.S @@ -0,0 +1,87 @@ +/* + * GRUB -- GRand Unified Bootloader + * Copyright (C) 2000 Free Software Foundation, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +/* This is stolen from libc/x86/setjmp.S in the OSKit */ +/* + * Mach Operating System + * Copyright (c) 1991,1990,1989 Carnegie Mellon University + * All Rights Reserved. + * + * Permission to use, copy, modify and distribute this software and its + * documentation is hereby granted, provided that both the copyright + * notice and this permission notice appear in all copies of the + * software, derivative works or modified versions, and any portions + * thereof, and that both notices appear in supporting documentation. + * + * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" + * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR + * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. + * + * Carnegie Mellon requests users of this software to return to + * + * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU + * School of Computer Science + * Carnegie Mellon University + * Pittsburgh PA 15213-3890 + * + * any improvements or extensions that they make and grant Carnegie Mellon + * the rights to redistribute these changes. + */ +/* + * C library -- _setjmp, _longjmp + * + * _longjmp(a,v) + * will generate a "return(v)" from + * the last call to + * _setjmp(a) + * by restoring registers from the stack, + * The previous signal state is NOT restored. + * + */ + +#define EXT_C(sym) sym +#define FUNCTION(x) .globl EXT_C(x) ; .type EXT_C(x), @function ; EXT_C(x): + + .file "setjmp.S" + + .text + +FUNCTION(setjmp) + movl 4(%esp), %ecx /* fetch buffer */ + movl %ebx, 0(%ecx) + movl %esi, 4(%ecx) + movl %edi, 8(%ecx) + movl %ebp, 12(%ecx) /* save frame pointer of caller */ + popl %edx + movl %esp, 16(%ecx) /* save stack pointer of caller */ + movl %edx, 20(%ecx) /* save pc of caller */ + xorl %eax, %eax + jmp *%edx + +FUNCTION(longjmp) + movl 8(%esp), %eax /* return(v) */ + movl 4(%esp), %ecx /* fetch buffer */ + movl 0(%ecx), %ebx + movl 4(%ecx), %esi + movl 8(%ecx), %edi + movl 12(%ecx), %ebp + movl 16(%ecx), %esp + orl %eax, %eax + jnz 0f + incl %eax +0: jmp *20(%ecx) /* done, return.... */ diff --git a/gnu-efi/gnu-efi-3.0/gnuefi/setjmp_ia64.S b/gnu-efi/gnu-efi-3.0/gnuefi/setjmp_ia64.S new file mode 100644 index 0000000..6a973f5 --- /dev/null +++ b/gnu-efi/gnu-efi-3.0/gnuefi/setjmp_ia64.S @@ -0,0 +1,2 @@ + +#warning not implemented diff --git a/gnu-efi/gnu-efi-3.0/gnuefi/setjmp_x86_64.S b/gnu-efi/gnu-efi-3.0/gnuefi/setjmp_x86_64.S new file mode 100644 index 0000000..6ef9378 --- /dev/null +++ b/gnu-efi/gnu-efi-3.0/gnuefi/setjmp_x86_64.S @@ -0,0 +1,56 @@ +/* + * GRUB -- GRand Unified Bootloader + * Copyright (C) 2003 Free Software Foundation, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#define EXT_C(sym) sym +#define FUNCTION(x) .globl EXT_C(x) ; .type EXT_C(x), @function ; EXT_C(x): + + .file "setjmp.S" + + .text + +/* + * int setjmp (jmp_buf env) + */ +FUNCTION(setjmp) + pop %rsi /* Return address, and adjust the stack */ + xor %rax, %rax + movq %rbx, 0(%rdi) /* RBX */ + movq %rsp, 8(%rdi) /* RSP */ + push %rsi + movq %rbp, 16(%rdi) /* RBP */ + movq %r12, 24(%rdi) /* R12 */ + movq %r13, 32(%rdi) /* R13 */ + movq %r14, 40(%rdi) /* R14 */ + movq %r15, 48(%rdi) /* R15 */ + movq %rsi, 56(%rdi) /* RSI */ + ret + +/* + * int longjmp (jmp_buf env, int val) + */ +FUNCTION(longjmp) + movl %esi, %eax + movq (%rdi), %rbx + movq 8(%rdi), %rsp + movq 16(%rdi), %rbp + movq 24(%rdi), %r12 + movq 32(%rdi), %r13 + movq 40(%rdi), %r14 + movq 48(%rdi), %r15 + jmp *56(%rdi) + |