This needs a different image format from 32-bit x86, so add a new link
script.
Signed-off-by: Simon Glass <s...@chromium.org>
---
arch/x86/cpu/config.mk | 6 ++++
arch/x86/cpu/u-boot-64.lds | 76 ++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 82 insertions(+)
create mode 100644 arch/x86/cpu/u-boot-64.lds
diff --git a/arch/x86/cpu/config.mk b/arch/x86/cpu/config.mk
index 1263221..4c99a35 100644
--- a/arch/x86/cpu/config.mk
+++ b/arch/x86/cpu/config.mk
@@ -15,3 +15,9 @@ LDPPFLAGS += -DRESET_SEG_SIZE=$(CONFIG_RESET_SEG_SIZE)
LDPPFLAGS += -DRESET_VEC_LOC=$(CONFIG_RESET_VEC_LOC)
LDPPFLAGS += -DSTART_16=$(CONFIG_SYS_X86_START16)
LDPPFLAGS += -DRESET_BASE="CONFIG_SYS_TEXT_BASE + (CONFIG_SYS_MONITOR_LEN -
RESET_SEG_SIZE)"
+
+ifdef CONFIG_X86_64
+ifndef CONFIG_SPL_BUILD
+LDSCRIPT = $(srctree)/arch/x86/cpu/u-boot-64.lds
+endif
+endif
diff --git a/arch/x86/cpu/u-boot-64.lds b/arch/x86/cpu/u-boot-64.lds
new file mode 100644
index 0000000..718790c
--- /dev/null
+++ b/arch/x86/cpu/u-boot-64.lds
@@ -0,0 +1,76 @@
+/*
+ * (C) Copyright 2002
+ * Daniel Engström, Omicron Ceti AB, dan...@omicron.se.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <config.h>
+OUTPUT_FORMAT("elf64-x86-64", "elf64-x86-64", "elf64-x86-64")
+OUTPUT_ARCH(i386:x86-64)
+ENTRY(_start)
+
+SECTIONS
+{
+#ifndef CONFIG_CMDLINE
+ /DISCARD/ : { *(.u_boot_list_2_cmd_*) }
+#endif
+
+ . = CONFIG_SYS_TEXT_BASE; /* Location of bootcode in flash */
+ __text_start = .;
+ .text : { *(.text*); }
+
+ . = ALIGN(4);
+
+ . = ALIGN(4);
+ .u_boot_list : {
+ KEEP(*(SORT(.u_boot_list*)));
+ }
+
+ . = ALIGN(4);
+ .rodata : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) }
+
+ . = ALIGN(4);
+ .data : { *(.data*) }
+
+ . = ALIGN(4);
+ .hash : { *(.hash*) }
+
+ . = ALIGN(4);
+ .got : { *(.got*) }
+
+ . = ALIGN(4);
+ __data_end = .;
+ __init_end = .;
+
+ . = ALIGN(4);
+ .dynsym : { *(.dynsym*) }
+
+ . = ALIGN(4);
+ __rel_dyn_start = .;
+ .rela.dyn : {
+ *(.rela*)
+ }
+ __rel_dyn_end = .;
+ . = ALIGN(4);
+
+ .dynamic : { *(.dynamic) }
+
+ . = ALIGN(4);
+ _end = .;
+
+ .bss __rel_dyn_start (OVERLAY) : {
+ __bss_start = .;
+ *(.bss)
+ *(COM*)
+ . = ALIGN(4);
+ __bss_end = .;
+ }
+
+ /DISCARD/ : { *(.dynsym) }
+ /DISCARD/ : { *(.dynstr*) }
+ /DISCARD/ : { *(.dynamic*) }
+ /DISCARD/ : { *(.plt*) }
+ /DISCARD/ : { *(.interp*) }
+ /DISCARD/ : { *(.gnu*) }
+}
--
2.8.0.rc3.226.g39d4020
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