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-rw-r--r--arch/s390/boot/compressed/.gitignore4
-rw-r--r--arch/s390/boot/compressed/Makefile86
-rw-r--r--arch/s390/boot/compressed/clz_ctz.c2
-rw-r--r--arch/s390/boot/compressed/decompressor.c85
-rw-r--r--arch/s390/boot/compressed/decompressor.h38
-rw-r--r--arch/s390/boot/compressed/vmlinux.lds.S108
6 files changed, 0 insertions, 323 deletions
diff --git a/arch/s390/boot/compressed/.gitignore b/arch/s390/boot/compressed/.gitignore
deleted file mode 100644
index 01d93832cf4a..000000000000
--- a/arch/s390/boot/compressed/.gitignore
+++ /dev/null
@@ -1,4 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0-only
-vmlinux
-vmlinux.lds
-vmlinux.syms
diff --git a/arch/s390/boot/compressed/Makefile b/arch/s390/boot/compressed/Makefile
deleted file mode 100644
index d04e0e7de0b3..000000000000
--- a/arch/s390/boot/compressed/Makefile
+++ /dev/null
@@ -1,86 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0
-#
-# linux/arch/s390/boot/compressed/Makefile
-#
-# create a compressed vmlinux image from the original vmlinux
-#
-
-KCOV_INSTRUMENT := n
-GCOV_PROFILE := n
-UBSAN_SANITIZE := n
-KASAN_SANITIZE := n
-KCSAN_SANITIZE := n
-
-obj-y := $(if $(CONFIG_KERNEL_UNCOMPRESSED),,decompressor.o) info.o
-obj-$(CONFIG_KERNEL_ZSTD) += clz_ctz.o
-obj-all := $(obj-y) piggy.o syms.o
-targets := vmlinux.lds vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2
-targets += vmlinux.bin.xz vmlinux.bin.lzma vmlinux.bin.lzo vmlinux.bin.lz4
-targets += vmlinux.bin.zst
-targets += info.bin syms.bin vmlinux.syms $(obj-all)
-
-KBUILD_AFLAGS := $(KBUILD_AFLAGS_DECOMPRESSOR)
-KBUILD_CFLAGS := $(KBUILD_CFLAGS_DECOMPRESSOR)
-OBJCOPYFLAGS :=
-
-OBJECTS := $(addprefix $(obj)/,$(obj-y))
-OBJECTS_ALL := $(addprefix $(obj)/,$(obj-all))
-
-LDFLAGS_vmlinux := --oformat $(LD_BFD) -e startup --build-id=sha1 -T
-$(obj)/vmlinux: $(obj)/vmlinux.lds $(objtree)/arch/s390/boot/startup.a $(OBJECTS_ALL) FORCE
- $(call if_changed,ld)
-
-LDFLAGS_vmlinux.syms := --oformat $(LD_BFD) -e startup -T
-$(obj)/vmlinux.syms: $(obj)/vmlinux.lds $(objtree)/arch/s390/boot/startup.a $(OBJECTS) FORCE
- $(call if_changed,ld)
-
-quiet_cmd_dumpsyms = DUMPSYMS $<
-define cmd_dumpsyms
- $(NM) -n -S --format=bsd "$<" | sed -nE 's/^0*([0-9a-fA-F]+) 0*([0-9a-fA-F]+) [tT] ([^ ]*)$$/\1 \2 \3/p' | tr '\n' '\0' > "$@"
-endef
-
-$(obj)/syms.bin: $(obj)/vmlinux.syms FORCE
- $(call if_changed,dumpsyms)
-
-OBJCOPYFLAGS_syms.o := -I binary -O elf64-s390 -B s390:64-bit --rename-section .data=.decompressor.syms
-$(obj)/syms.o: $(obj)/syms.bin FORCE
- $(call if_changed,objcopy)
-
-OBJCOPYFLAGS_info.bin := -O binary --only-section=.vmlinux.info --set-section-flags .vmlinux.info=load
-$(obj)/info.bin: vmlinux FORCE
- $(call if_changed,objcopy)
-
-OBJCOPYFLAGS_info.o := -I binary -O elf64-s390 -B s390:64-bit --rename-section .data=.vmlinux.info
-$(obj)/info.o: $(obj)/info.bin FORCE
- $(call if_changed,objcopy)
-
-OBJCOPYFLAGS_vmlinux.bin := -O binary --remove-section=.comment --remove-section=.vmlinux.info -S
-$(obj)/vmlinux.bin: vmlinux FORCE
- $(call if_changed,objcopy)
-
-suffix-$(CONFIG_KERNEL_GZIP) := .gz
-suffix-$(CONFIG_KERNEL_BZIP2) := .bz2
-suffix-$(CONFIG_KERNEL_LZ4) := .lz4
-suffix-$(CONFIG_KERNEL_LZMA) := .lzma
-suffix-$(CONFIG_KERNEL_LZO) := .lzo
-suffix-$(CONFIG_KERNEL_XZ) := .xz
-suffix-$(CONFIG_KERNEL_ZSTD) := .zst
-
-$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE
- $(call if_changed,gzip)
-$(obj)/vmlinux.bin.bz2: $(obj)/vmlinux.bin FORCE
- $(call if_changed,bzip2_with_size)
-$(obj)/vmlinux.bin.lz4: $(obj)/vmlinux.bin FORCE
- $(call if_changed,lz4_with_size)
-$(obj)/vmlinux.bin.lzma: $(obj)/vmlinux.bin FORCE
- $(call if_changed,lzma_with_size)
-$(obj)/vmlinux.bin.lzo: $(obj)/vmlinux.bin FORCE
- $(call if_changed,lzo_with_size)
-$(obj)/vmlinux.bin.xz: $(obj)/vmlinux.bin FORCE
- $(call if_changed,xzkern_with_size)
-$(obj)/vmlinux.bin.zst: $(obj)/vmlinux.bin FORCE
- $(call if_changed,zstd22_with_size)
-
-OBJCOPYFLAGS_piggy.o := -I binary -O elf64-s390 -B s390:64-bit --rename-section .data=.vmlinux.bin.compressed
-$(obj)/piggy.o: $(obj)/vmlinux.bin$(suffix-y) FORCE
- $(call if_changed,objcopy)
diff --git a/arch/s390/boot/compressed/clz_ctz.c b/arch/s390/boot/compressed/clz_ctz.c
deleted file mode 100644
index c3ebf248596b..000000000000
--- a/arch/s390/boot/compressed/clz_ctz.c
+++ /dev/null
@@ -1,2 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-#include "../../../../lib/clz_ctz.c"
diff --git a/arch/s390/boot/compressed/decompressor.c b/arch/s390/boot/compressed/decompressor.c
deleted file mode 100644
index e27c2140d620..000000000000
--- a/arch/s390/boot/compressed/decompressor.c
+++ /dev/null
@@ -1,85 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * Definitions and wrapper functions for kernel decompressor
- *
- * Copyright IBM Corp. 2010
- *
- * Author(s): Martin Schwidefsky <schwidefsky@de.ibm.com>
- */
-
-#include <linux/kernel.h>
-#include <linux/string.h>
-#include <asm/page.h>
-#include "decompressor.h"
-
-/*
- * gzip declarations
- */
-#define STATIC static
-
-#undef memset
-#undef memcpy
-#undef memmove
-#define memmove memmove
-#define memzero(s, n) memset((s), 0, (n))
-
-#ifdef CONFIG_KERNEL_BZIP2
-#define BOOT_HEAP_SIZE 0x400000
-#elif CONFIG_KERNEL_ZSTD
-#define BOOT_HEAP_SIZE 0x30000
-#else
-#define BOOT_HEAP_SIZE 0x10000
-#endif
-
-static unsigned long free_mem_ptr = (unsigned long) _end;
-static unsigned long free_mem_end_ptr = (unsigned long) _end + BOOT_HEAP_SIZE;
-
-#ifdef CONFIG_KERNEL_GZIP
-#include "../../../../lib/decompress_inflate.c"
-#endif
-
-#ifdef CONFIG_KERNEL_BZIP2
-#include "../../../../lib/decompress_bunzip2.c"
-#endif
-
-#ifdef CONFIG_KERNEL_LZ4
-#include "../../../../lib/decompress_unlz4.c"
-#endif
-
-#ifdef CONFIG_KERNEL_LZMA
-#include "../../../../lib/decompress_unlzma.c"
-#endif
-
-#ifdef CONFIG_KERNEL_LZO
-#include "../../../../lib/decompress_unlzo.c"
-#endif
-
-#ifdef CONFIG_KERNEL_XZ
-#include "../../../../lib/decompress_unxz.c"
-#endif
-
-#ifdef CONFIG_KERNEL_ZSTD
-#include "../../../../lib/decompress_unzstd.c"
-#endif
-
-#define decompress_offset ALIGN((unsigned long)_end + BOOT_HEAP_SIZE, PAGE_SIZE)
-
-unsigned long mem_safe_offset(void)
-{
- /*
- * due to 4MB HEAD_SIZE for bzip2
- * 'decompress_offset + vmlinux.image_size' could be larger than
- * kernel at final position + its .bss, so take the larger of two
- */
- return max(decompress_offset + vmlinux.image_size,
- vmlinux.default_lma + vmlinux.image_size + vmlinux.bss_size);
-}
-
-void *decompress_kernel(void)
-{
- void *output = (void *)decompress_offset;
-
- __decompress(_compressed_start, _compressed_end - _compressed_start,
- NULL, NULL, output, 0, NULL, error);
- return output;
-}
diff --git a/arch/s390/boot/compressed/decompressor.h b/arch/s390/boot/compressed/decompressor.h
deleted file mode 100644
index f75cc31a77dd..000000000000
--- a/arch/s390/boot/compressed/decompressor.h
+++ /dev/null
@@ -1,38 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef BOOT_COMPRESSED_DECOMPRESSOR_H
-#define BOOT_COMPRESSED_DECOMPRESSOR_H
-
-#include <linux/stddef.h>
-
-#ifdef CONFIG_KERNEL_UNCOMPRESSED
-static inline void *decompress_kernel(void) { return NULL; }
-#else
-void *decompress_kernel(void);
-#endif
-unsigned long mem_safe_offset(void);
-void error(char *m);
-
-struct vmlinux_info {
- unsigned long default_lma;
- void (*entry)(void);
- unsigned long image_size; /* does not include .bss */
- unsigned long bss_size; /* uncompressed image .bss size */
- unsigned long bootdata_off;
- unsigned long bootdata_size;
- unsigned long bootdata_preserved_off;
- unsigned long bootdata_preserved_size;
- unsigned long dynsym_start;
- unsigned long rela_dyn_start;
- unsigned long rela_dyn_end;
- unsigned long amode31_size;
-};
-
-/* Symbols defined by linker scripts */
-extern char _end[];
-extern unsigned char _compressed_start[];
-extern unsigned char _compressed_end[];
-extern char _vmlinux_info[];
-
-#define vmlinux (*(struct vmlinux_info *)_vmlinux_info)
-
-#endif /* BOOT_COMPRESSED_DECOMPRESSOR_H */
diff --git a/arch/s390/boot/compressed/vmlinux.lds.S b/arch/s390/boot/compressed/vmlinux.lds.S
deleted file mode 100644
index 918e05137d4c..000000000000
--- a/arch/s390/boot/compressed/vmlinux.lds.S
+++ /dev/null
@@ -1,108 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-#include <asm-generic/vmlinux.lds.h>
-#include <asm/vmlinux.lds.h>
-#include <asm/thread_info.h>
-#include <asm/page.h>
-#include <asm/sclp.h>
-
-OUTPUT_FORMAT("elf64-s390", "elf64-s390", "elf64-s390")
-OUTPUT_ARCH(s390:64-bit)
-
-ENTRY(startup)
-
-SECTIONS
-{
- . = 0;
- .head.text : {
- _head = . ;
- HEAD_TEXT
- _ehead = . ;
- }
- .text : {
- _text = .; /* Text */
- *(.text)
- *(.text.*)
- _etext = . ;
- }
- .rodata : {
- _rodata = . ;
- *(.rodata) /* read-only data */
- *(.rodata.*)
- _erodata = . ;
- }
- NOTES
- .data : {
- _data = . ;
- *(.data)
- *(.data.*)
- _edata = . ;
- }
-
- BOOT_DATA
- BOOT_DATA_PRESERVED
-
- /*
- * This is the BSS section of the decompressor and not of the decompressed Linux kernel.
- * It will consume place in the decompressor's image.
- */
- . = ALIGN(8);
- .bss : {
- _bss = . ;
- *(.bss)
- *(.bss.*)
- *(COMMON)
- /*
- * Stacks for the decompressor
- */
- . = ALIGN(PAGE_SIZE);
- _dump_info_stack_start = .;
- . += PAGE_SIZE;
- _dump_info_stack_end = .;
- . = ALIGN(PAGE_SIZE);
- _stack_start = .;
- . += BOOT_STACK_SIZE;
- _stack_end = .;
- _ebss = .;
- }
-
- /*
- * uncompressed image info used by the decompressor it should match
- * struct vmlinux_info. It comes from .vmlinux.info section of
- * uncompressed vmlinux in a form of info.o
- */
- . = ALIGN(8);
- .vmlinux.info : {
- _vmlinux_info = .;
- *(.vmlinux.info)
- }
-
- .decompressor.syms : {
- . += 1; /* make sure we have \0 before the first entry */
- . = ALIGN(2);
- _decompressor_syms_start = .;
- *(.decompressor.syms)
- _decompressor_syms_end = .;
- }
-
-#ifdef CONFIG_KERNEL_UNCOMPRESSED
- . = 0x100000;
-#else
- . = ALIGN(8);
-#endif
- .rodata.compressed : {
- _compressed_start = .;
- *(.vmlinux.bin.compressed)
- _compressed_end = .;
- FILL(0xff);
- . = ALIGN(4096);
- }
- _end = .;
-
- /* Sections to be discarded */
- /DISCARD/ : {
- *(.eh_frame)
- *(__ex_table)
- *(*__ksymtab*)
- *(___kcrctab*)
- }
-}
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