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-rw-r--r--arch/x86/boot/header.S25
1 files changed, 12 insertions, 13 deletions
diff --git a/arch/x86/boot/header.S b/arch/x86/boot/header.S
index ec3b8ba68096..0ca9a5c362bc 100644
--- a/arch/x86/boot/header.S
+++ b/arch/x86/boot/header.S
@@ -283,7 +283,7 @@ _start:
283 # Part 2 of the header, from the old setup.S 283 # Part 2 of the header, from the old setup.S
284 284
285 .ascii "HdrS" # header signature 285 .ascii "HdrS" # header signature
286 .word 0x020c # header version number (>= 0x0105) 286 .word 0x020d # header version number (>= 0x0105)
287 # or else old loadlin-1.5 will fail) 287 # or else old loadlin-1.5 will fail)
288 .globl realmode_swtch 288 .globl realmode_swtch
289realmode_swtch: .word 0, 0 # default_switch, SETUPSEG 289realmode_swtch: .word 0, 0 # default_switch, SETUPSEG
@@ -350,7 +350,7 @@ cmd_line_ptr: .long 0 # (Header version 0x0202 or later)
350 # can be located anywhere in 350 # can be located anywhere in
351 # low memory 0x10000 or higher. 351 # low memory 0x10000 or higher.
352 352
353ramdisk_max: .long 0x7fffffff 353initrd_addr_max: .long 0x7fffffff
354 # (Header version 0x0203 or later) 354 # (Header version 0x0203 or later)
355 # The highest safe address for 355 # The highest safe address for
356 # the contents of an initrd 356 # the contents of an initrd
@@ -375,7 +375,8 @@ xloadflags:
375# define XLF0 0 375# define XLF0 0
376#endif 376#endif
377 377
378#if defined(CONFIG_RELOCATABLE) && defined(CONFIG_X86_64) 378#if defined(CONFIG_RELOCATABLE) && defined(CONFIG_X86_64) && \
379 !defined(CONFIG_EFI_MIXED)
379 /* kernel/boot_param/ramdisk could be loaded above 4g */ 380 /* kernel/boot_param/ramdisk could be loaded above 4g */
380# define XLF1 XLF_CAN_BE_LOADED_ABOVE_4G 381# define XLF1 XLF_CAN_BE_LOADED_ABOVE_4G
381#else 382#else
@@ -383,10 +384,14 @@ xloadflags:
383#endif 384#endif
384 385
385#ifdef CONFIG_EFI_STUB 386#ifdef CONFIG_EFI_STUB
386# ifdef CONFIG_X86_64 387# ifdef CONFIG_EFI_MIXED
387# define XLF23 XLF_EFI_HANDOVER_64 /* 64-bit EFI handover ok */ 388# define XLF23 (XLF_EFI_HANDOVER_32|XLF_EFI_HANDOVER_64)
388# else 389# else
389# define XLF23 XLF_EFI_HANDOVER_32 /* 32-bit EFI handover ok */ 390# ifdef CONFIG_X86_64
391# define XLF23 XLF_EFI_HANDOVER_64 /* 64-bit EFI handover ok */
392# else
393# define XLF23 XLF_EFI_HANDOVER_32 /* 32-bit EFI handover ok */
394# endif
390# endif 395# endif
391#else 396#else
392# define XLF23 0 397# define XLF23 0
@@ -426,13 +431,7 @@ pref_address: .quad LOAD_PHYSICAL_ADDR # preferred load addr
426#define INIT_SIZE VO_INIT_SIZE 431#define INIT_SIZE VO_INIT_SIZE
427#endif 432#endif
428init_size: .long INIT_SIZE # kernel initialization size 433init_size: .long INIT_SIZE # kernel initialization size
429handover_offset: 434handover_offset: .long 0 # Filled in by build.c
430#ifdef CONFIG_EFI_STUB
431 .long 0x30 # offset to the handover
432 # protocol entry point
433#else
434 .long 0
435#endif
436 435
437# End of setup header ##################################################### 436# End of setup header #####################################################
438 437