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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _S390_SECTIONS_H
#define _S390_SECTIONS_H
#define arch_is_kernel_initmem_freed arch_is_kernel_initmem_freed
#include <asm-generic/sections.h>
extern bool initmem_freed;
static inline int arch_is_kernel_initmem_freed(unsigned long addr)
{
if (!initmem_freed)
return 0;
return addr >= (unsigned long)__init_begin &&
addr < (unsigned long)__init_end;
}
/*
* .boot.data section contains variables "shared" between the decompressor and
* the decompressed kernel. The decompressor will store values in them, and
* copy over to the decompressed image before starting it.
*
* Each variable end up in its own intermediate section .boot.data.<var name>,
* those sections are later sorted by alignment + name and merged together into
* final .boot.data section, which should be identical in the decompressor and
* the decompressed kernel (that is checked during the build).
*/
#define __bootdata(var) __section(.boot.data.var) var
/*
* .boot.preserved.data is similar to .boot.data, but it is not part of the
* .init section and thus will be preserved for later use in the decompressed
* kernel.
*/
#define __bootdata_preserved(var) __section(.boot.preserved.data.var) var
extern unsigned long __sdma, __edma;
extern unsigned long __stext_dma, __etext_dma;
#endif
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