arch/x86/realmode/rm/header.S

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3  * Real-mode blob header; this should match realmode.h and be
   4  * readonly; for mutable data instead add pointers into the .data
   5  * or .bss sections as appropriate.
   6  */
   7
   8 #include <linux/linkage.h>
   9 #include <asm/page_types.h>
  10 #include <asm/segment.h>
  11
  12 #include "realmode.h"
  13
  14         .section ".header", "a"
  15
  16         .balign 16
  17 GLOBAL(real_mode_header)
  18         .long   pa_text_start
  19         .long   pa_ro_end
  20         /* SMP trampoline */
  21         .long   pa_trampoline_start
  22         .long   pa_trampoline_status
  23         .long   pa_trampoline_header
  24 #ifdef CONFIG_X86_64
  25         .long   pa_trampoline_pgd;
  26 #endif
  27         /* ACPI S3 wakeup */
  28 #ifdef CONFIG_ACPI_SLEEP
  29         .long   pa_wakeup_start
  30         .long   pa_wakeup_header
  31 #endif
  32         /* APM/BIOS reboot */
  33         .long   pa_machine_real_restart_asm
  34 #ifdef CONFIG_X86_64
  35         .long   __KERNEL32_CS
  36 #endif
  37 END(real_mode_header)
  38
  39         /* End signature, used to verify integrity */
  40         .section ".signature","a"
  41         .balign 4
  42 GLOBAL(end_signature)
  43         .long   REALMODE_END_SIGNATURE
  44 END(end_signature)