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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /arch/arm/boot/compressed/vmlinux.lds.S
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/arm/boot/compressed/vmlinux.lds.S')
-rw-r--r--arch/arm/boot/compressed/vmlinux.lds.S143
1 files changed, 143 insertions, 0 deletions
diff --git a/arch/arm/boot/compressed/vmlinux.lds.S b/arch/arm/boot/compressed/vmlinux.lds.S
new file mode 100644
index 000000000..3fcb3e62d
--- /dev/null
+++ b/arch/arm/boot/compressed/vmlinux.lds.S
@@ -0,0 +1,143 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (C) 2000 Russell King
+ */
+#include <asm/vmlinux.lds.h>
+
+#ifdef CONFIG_CPU_ENDIAN_BE8
+#define ZIMAGE_MAGIC(x) ( (((x) >> 24) & 0x000000ff) | \
+ (((x) >> 8) & 0x0000ff00) | \
+ (((x) << 8) & 0x00ff0000) | \
+ (((x) << 24) & 0xff000000) )
+#else
+#define ZIMAGE_MAGIC(x) (x)
+#endif
+
+OUTPUT_ARCH(arm)
+ENTRY(_start)
+SECTIONS
+{
+ /DISCARD/ : {
+ COMMON_DISCARDS
+ *(.ARM.exidx*)
+ *(.ARM.extab*)
+ *(.note.*)
+ *(.rel.*)
+ *(.printk_index)
+ /*
+ * Discard any r/w data - this produces a link error if we have any,
+ * which is required for PIC decompression. Local data generates
+ * GOTOFF relocations, which prevents it being relocated independently
+ * of the text/got segments.
+ */
+ *(.data)
+ }
+
+ . = TEXT_START;
+ _text = .;
+
+ .text : {
+ _start = .;
+ *(.start)
+ *(.text)
+ *(.text.*)
+ ARM_STUBS_TEXT
+ }
+ .table : ALIGN(4) {
+ _table_start = .;
+ LONG(ZIMAGE_MAGIC(6))
+ LONG(ZIMAGE_MAGIC(0x5a534c4b))
+ LONG(ZIMAGE_MAGIC(__piggy_size_addr - _start))
+ LONG(ZIMAGE_MAGIC(_kernel_bss_size))
+ LONG(ZIMAGE_MAGIC(TEXT_OFFSET))
+ LONG(ZIMAGE_MAGIC(MALLOC_SIZE))
+ LONG(0)
+ _table_end = .;
+ }
+ .rodata : {
+ *(.rodata)
+ *(.rodata.*)
+ *(.data.rel.ro)
+ *(.data.rel.ro.*)
+ }
+ .piggydata : {
+ *(.piggydata)
+ __piggy_size_addr = . - 4;
+ }
+
+ . = ALIGN(4);
+ _etext = .;
+
+ .got.plt : { *(.got.plt) }
+#ifndef CONFIG_EFI_STUB
+ _got_start = .;
+ .got : { *(.got) }
+ _got_end = .;
+#endif
+
+ /* ensure the zImage file size is always a multiple of 64 bits */
+ /* (without a dummy byte, ld just ignores the empty section) */
+ .pad : { BYTE(0); . = ALIGN(8); }
+
+#ifdef CONFIG_EFI_STUB
+ .data : ALIGN(4096) {
+ __pecoff_data_start = .;
+ _got_start = .;
+ *(.got)
+ _got_end = .;
+ /*
+ * The EFI stub always executes from RAM, and runs strictly before the
+ * decompressor, so we can make an exception for its r/w data, and keep it
+ */
+ *(.data.efistub .bss.efistub)
+ __pecoff_data_end = .;
+
+ /*
+ * PE/COFF mandates a file size which is a multiple of 512 bytes if the
+ * section size equals or exceeds 4 KB
+ */
+ . = ALIGN(512);
+ }
+ __pecoff_data_rawsize = . - ADDR(.data);
+#endif
+
+ _edata = .;
+
+ /*
+ * The image_end section appears after any additional loadable sections
+ * that the linker may decide to insert in the binary image. Having
+ * this symbol allows further debug in the near future.
+ */
+ .image_end (NOLOAD) : {
+ /*
+ * EFI requires that the image is aligned to 512 bytes, and appended
+ * DTB requires that we know where the end of the image is. Ensure
+ * that both are satisfied by ensuring that there are no additional
+ * sections emitted into the decompressor image.
+ */
+ _edata_real = .;
+ }
+
+ _magic_sig = ZIMAGE_MAGIC(0x016f2818);
+ _magic_start = ZIMAGE_MAGIC(_start);
+ _magic_end = ZIMAGE_MAGIC(_edata);
+ _magic_table = ZIMAGE_MAGIC(_table_start - _start);
+
+ . = BSS_START;
+ __bss_start = .;
+ .bss : { *(.bss) }
+ _end = .;
+
+ . = ALIGN(8); /* the stack must be 64-bit aligned */
+ .stack : { *(.stack) }
+
+ PROVIDE(__pecoff_data_size = ALIGN(512) - ADDR(.data));
+ PROVIDE(__pecoff_end = ALIGN(512));
+
+ STABS_DEBUG
+ DWARF_DEBUG
+ ARM_DETAILS
+
+ ARM_ASSERTS
+}
+ASSERT(_edata_real == _edata, "error: zImage file size is incorrect");