[edk2-devel] [edk2-staging/RISC-V-V2 PATCH v3 25/39] BaseTools/Scripts
Abner Chang
abner.chang at hpe.com
Fri Nov 22 03:49:11 UTC 2019
Yes. GccBaseRiscV has been killed. No more. ;)
> -----Original Message-----
> From: Leif Lindholm [mailto:leif.lindholm at linaro.org]
> Sent: Friday, November 22, 2019 12:57 AM
> To: Chang, Abner (HPS SW/FW Technologist) <abner.chang at hpe.com>
> Cc: devel at edk2.groups.io; Bob Feng <bob.c.feng at intel.com>; Liming Gao
> <liming.gao at intel.com>; Chen, Gilbert <gilbert.chen at hpe.com>
> Subject: Re: [edk2-staging/RISC-V-V2 PATCH v3 25/39] BaseTools/Scripts
>
> On Mon, Oct 28, 2019 at 09:59:03 +0800, Abner Chang wrote:
> > Add RISC-V specific LD scripts. ."rela(INFO)" in the latest
> > GccBase.lds causes PE32 relocation error.
> > This is the temporaty solution untill we find the root casue.
>
> And it can go now, right?
>
> /
> Leif
>
> > Signed-off-by: Abner Chang <abner.chang at hpe.com>
> >
> > Cc: Bob Feng <bob.c.feng at intel.com>
> > Cc: Liming Gao <liming.gao at intel.com>
> > Cc: Leif Lindholm <leif.lindholm at linaro.org>
> > Cc: Gilbert Chen <gilbert.chen at hpe.com>
> > ---
> > BaseTools/Scripts/GccBaseRiscV.lds | 79
> > ++++++++++++++++++++++++++++++++++++++
> > 1 file changed, 79 insertions(+)
> > create mode 100644 BaseTools/Scripts/GccBaseRiscV.lds
> >
> > diff --git a/BaseTools/Scripts/GccBaseRiscV.lds
> > b/BaseTools/Scripts/GccBaseRiscV.lds
> > new file mode 100644
> > index 0000000..91937aa
> > --- /dev/null
> > +++ b/BaseTools/Scripts/GccBaseRiscV.lds
> > @@ -0,0 +1,79 @@
> > +/** @file
> > +
> > + Unified linker script for GCC based builds
> > +
> > + Copyright (c) 2010 - 2015, Intel Corporation. All rights
> > + reserved.<BR> Copyright (c) 2015, Linaro Ltd. All rights
> > + reserved.<BR> Copyright (c) 2019, Hewlett Packard Enterprise
> > + Development LP. All rights reserved.<BR>
> > +
> > + SPDX-License-Identifier: BSD-2-Clause-Patent
> > +
> > +**/
> > +
> > +SECTIONS {
> > +
> > + /*
> > + * The PE/COFF binary consists of DOS and PE/COFF headers, and a
> sequence of
> > + * section headers adding up to PECOFF_HEADER_SIZE bytes (which
> differs
> > + * between 32-bit and 64-bit builds). The actual start of the .text section
> > + * will be rounded up based on its actual alignment.
> > + */
> > + . = PECOFF_HEADER_SIZE;
> > +
> > + .text : ALIGN(CONSTANT(COMMONPAGESIZE)) {
> > + *(.text .text.* .stub .gnu.linkonce.t.*)
> > + *(.rodata .rodata.* .gnu.linkonce.r.*)
> > + *(.got .got.*)
> > +
> > + /*
> > + * The contents of AutoGen.c files are mostly constant from the POV of
> the
> > + * program, but most of it ends up in .data or .bss by default since few
> of
> > + * the variable definitions that get emitted are declared as CONST.
> > + * Unfortunately, we cannot pull it into the .text section entirely, since
> > + * patchable PCDs are also emitted here, but we can at least move all of
> the
> > + * emitted GUIDs here.
> > + */
> > + *:AutoGen.obj(.data.g*Guid)
> > + }
> > +
> > + /*
> > + * The alignment of the .data section should be less than or equal to the
> > + * alignment of the .text section. This ensures that the relative offset
> > + * between these sections is the same in the ELF and the PE/COFF
> versions of
> > + * this binary.
> > + */
> > + .data ALIGN(ALIGNOF(.text)) : ALIGN(CONSTANT(COMMONPAGESIZE))
> {
> > + *(.data .data.* .gnu.linkonce.d.*)
> > + *(.bss .bss.*)
> > + }
> > +
> > + .eh_frame ALIGN(CONSTANT(COMMONPAGESIZE)) : {
> > + KEEP (*(.eh_frame))
> > + }
> > +
> > + .rela ALIGN(CONSTANT(COMMONPAGESIZE)) : {
> > + *(.rela .rela.*)
> > + }
> > +
> > + .hii : ALIGN(CONSTANT(COMMONPAGESIZE)) {
> > + KEEP (*(.hii))
> > + }
> > +
> > + /*
> > + * Retain the GNU build id but in a non-allocatable section so GenFw
> > + * does not copy it into the PE/COFF image.
> > + */
> > + .build-id (INFO) : { *(.note.gnu.build-id) }
> > +
> > + /DISCARD/ : {
> > + *(.note.GNU-stack)
> > + *(.gnu_debuglink)
> > + *(.interp)
> > + *(.dynsym)
> > + *(.dynstr)
> > + *(.dynamic)
> > + *(.hash .gnu.hash)
> > + *(.comment)
> > + *(COMMON)
> > + }
> > +}
> > --
> > 2.7.4
> >
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