arch/s390/boot/compressed/decompressor.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef BOOT_COMPRESSED_DECOMPRESSOR_H
   3 #define BOOT_COMPRESSED_DECOMPRESSOR_H
   4
   5 #include <linux/stddef.h>
   6
   7 #ifdef CONFIG_KERNEL_UNCOMPRESSED
   8 static inline void *decompress_kernel(void) { return NULL; }
   9 #else
  10 void *decompress_kernel(void);
  11 #endif
  12 unsigned long mem_safe_offset(void);
  13 void error(char *m);
  14
  15 struct vmlinux_info {
  16         unsigned long default_lma;
  17         void (*entry)(void);
  18         unsigned long image_size;       /* does not include .bss */
  19         unsigned long bss_size;         /* uncompressed image .bss size */
  20         unsigned long bootdata_off;
  21         unsigned long bootdata_size;
  22         unsigned long bootdata_preserved_off;
  23         unsigned long bootdata_preserved_size;
  24         unsigned long dynsym_start;
  25         unsigned long rela_dyn_start;
  26         unsigned long rela_dyn_end;
  27 };
  28
  29 /* Symbols defined by linker scripts */
  30 extern char _end[];
  31 extern unsigned char _compressed_start[];
  32 extern unsigned char _compressed_end[];
  33 extern char _vmlinux_info[];
  34
  35 #define vmlinux (*(struct vmlinux_info *)_vmlinux_info)
  36
  37 #endif /* BOOT_COMPRESSED_DECOMPRESSOR_H */