[edk2-staging/RISC-V-V2 PATCH v3 25/39] BaseTools/Scripts

["Abner Chang" <abner.chang@hpe.com>]

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.

Signed-off-by: Abner Chang <abner.chang@hpe.com>

Cc: Bob Feng <bob.c.feng@intel.com>
Cc: Liming Gao <liming.gao@intel.com>
Cc: Leif Lindholm <leif.lindholm@linaro.org>
Cc: Gilbert Chen <gilbert.chen@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