diff options
Diffstat (limited to 'roms/u-boot/include/asm-generic/sections.h')
-rw-r--r-- | roms/u-boot/include/asm-generic/sections.h | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/roms/u-boot/include/asm-generic/sections.h b/roms/u-boot/include/asm-generic/sections.h new file mode 100644 index 00000000..458952fb --- /dev/null +++ b/roms/u-boot/include/asm-generic/sections.h @@ -0,0 +1,89 @@ +/* + * Copyright (c) 2011 The Chromium OS Authors. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +/* Taken from Linux kernel, commit f56c3196 */ + +#ifndef _ASM_GENERIC_SECTIONS_H_ +#define _ASM_GENERIC_SECTIONS_H_ + +/* References to section boundaries */ + +extern char _text[], _stext[], _etext[]; +extern char _data[], _sdata[], _edata[]; +extern char __bss_start[], __bss_stop[]; +extern char __init_begin[], __init_end[]; +extern char _sinittext[], _einittext[]; +extern char _end[], _init[]; +extern char __per_cpu_load[], __per_cpu_start[], __per_cpu_end[]; +extern char __kprobes_text_start[], __kprobes_text_end[]; +extern char __entry_text_start[], __entry_text_end[]; +extern char __initdata_begin[], __initdata_end[]; +extern char __start_rodata[], __end_rodata[]; + +/* Start and end of .ctors section - used for constructor calls. */ +extern char __ctors_start[], __ctors_end[]; + +/* function descriptor handling (if any). Override + * in asm/sections.h */ +#ifndef dereference_function_descriptor +#define dereference_function_descriptor(p) (p) +#endif + +/* random extra sections (if any). Override + * in asm/sections.h */ +#ifndef arch_is_kernel_text +static inline int arch_is_kernel_text(unsigned long addr) +{ + return 0; +} +#endif + +#ifndef arch_is_kernel_data +static inline int arch_is_kernel_data(unsigned long addr) +{ + return 0; +} +#endif + +/* U-Boot-specific things begin here */ + +/* Start of U-Boot text region */ +extern char __text_start[]; + +/* This marks the end of the text region which must be relocated */ +extern char __image_copy_end[]; + +/* + * This is the U-Boot entry point - prior to relocation it should be same + * as __text_start + */ +extern void _start(void); + +/* + * ARM defines its symbols as char[]. Other arches define them as ulongs. + */ +#ifdef CONFIG_ARM + +extern char __bss_start[]; +extern char __bss_end[]; +extern char __image_copy_start[]; +extern char __image_copy_end[]; +extern char __rel_dyn_start[]; +extern char __rel_dyn_end[]; + +#else /* don't use offsets: */ + +/* Exports from the Linker Script */ +extern ulong __data_end; +extern ulong __rel_dyn_start; +extern ulong __rel_dyn_end; +extern ulong __bss_end; + +extern ulong _TEXT_BASE; /* code start */ + +#endif + +#endif /* _ASM_GENERIC_SECTIONS_H_ */ |