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linux-phytium
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arch
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x86
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realmode
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rm
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header.S

header.S 963 B
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  1. /* SPDX-License-Identifier: GPL-2.0 */
    2. 

  2. /*
    3. 

  3.  * Real-mode blob header; this should match realmode.h and be
    4. 

  4.  * readonly; for mutable data instead add pointers into the .data
    5. 

  5.  * or .bss sections as appropriate.
    6. 

  6.  */
    7. 

  7. 

  8. #include <linux/linkage.h>
    9. 

  9. #include <asm/page_types.h>
    10. 

  10. #include <asm/segment.h>
    11. 

  11. 

  12. #include "realmode.h"
    13. 

  13. 	
    14. 

  14. 	.section ".header", "a"
    15. 

  15. 

  16. 	.balign	16
    17. 

  17. GLOBAL(real_mode_header)
    18. 

  18. 	.long	pa_text_start
    19. 

  19. 	.long	pa_ro_end
    20. 

  20. 	/* SMP trampoline */
    21. 

  21. 	.long	pa_trampoline_start
    22. 

  22. 	.long	pa_trampoline_status
    23. 

  23. 	.long	pa_trampoline_header
    24. 

  24. #ifdef CONFIG_X86_64
    25. 

  25. 	.long	pa_trampoline_pgd;
    26. 

  26. #endif
    27. 

  27. 	/* ACPI S3 wakeup */
    28. 

  28. #ifdef CONFIG_ACPI_SLEEP
    29. 

  29. 	.long	pa_wakeup_start
    30. 

  30. 	.long	pa_wakeup_header
    31. 

  31. #endif
    32. 

  32. 	/* APM/BIOS reboot */
    33. 

  33. 	.long	pa_machine_real_restart_asm
    34. 

  34. #ifdef CONFIG_X86_64
    35. 

  35. 	.long	__KERNEL32_CS
    36. 

  36. #endif
    37. 

  37. END(real_mode_header)
    38. 

  38. 

  39. 	/* End signature, used to verify integrity */
    40. 

  40. 	.section ".signature","a"
    41. 

  41. 	.balign 4
    42. 

  42. GLOBAL(end_signature)
    43. 

  43. 	.long	REALMODE_END_SIGNATURE
    44. 

  44. END(end_signature)
    45. 

  45.