FM / asm

/usr/src/linux-headers-5.15.0-181/arch/nds32/include/asm/

/usr/src/linux-headers-5.15.0-181/arch/nds32/include/asm

Name	Size	Mode	Actions
assembler.h	598	0644	edit dl rm
barrier.h	431	0644	edit dl rm
bitfield.h	47127	0644	edit dl rm
cache.h	276	0644	edit dl rm
cacheflush.h	1986	0644	edit dl rm
cache_info.h	315	0644	edit dl rm
current.h	304	0644	edit dl rm
delay.h	938	0644	edit dl rm
elf.h	6021	0644	edit dl rm
fixmap.h	831	0644	edit dl rm
fpu.h	3195	0644	edit dl rm
fpuemu.h	1272	0644	edit dl rm
ftrace.h	1161	0644	edit dl rm
futex.h	2483	0644	edit dl rm
highmem.h	1624	0644	edit dl rm
io.h	2474	0644	edit dl rm
irqflags.h	848	0644	edit dl rm
Kbuild	194	0644	edit dl rm
l2_cache.h	4791	0644	edit dl rm
linkage.h	264	0644	edit dl rm
memory.h	2713	0644	edit dl rm
mmu.h	213	0644	edit dl rm
mmu_context.h	1409	0644	edit dl rm
nds32.h	2018	0644	edit dl rm
nds32_fpu_inst.h	2510	0644	edit dl rm
page.h	1591	0644	edit dl rm
perf_event.h	445	0644	edit dl rm
pgalloc.h	1419	0644	edit dl rm
pgtable.h	11676	0644	edit dl rm
pmu.h	13350	0644	edit dl rm
proc-fns.h	1668	0644	edit dl rm
processor.h	2405	0644	edit dl rm
ptrace.h	1686	0644	edit dl rm
sfp-machine.h	4463	0644	edit dl rm
shmparam.h	462	0644	edit dl rm
stacktrace.h	884	0644	edit dl rm
string.h	471	0644	edit dl rm
suspend.h	258	0644	edit dl rm
swab.h	810	0644	edit dl rm
syscall.h	5496	0644	edit dl rm
syscalls.h	510	0644	edit dl rm
thread_info.h	2390	0644	edit dl rm
tlb.h	249	0644	edit dl rm
tlbflush.h	1144	0644	edit dl rm
uaccess.h	8272	0644	edit dl rm
unistd.h	156	0644	edit dl rm
vdso.h	429	0644	edit dl rm
vdso_datapage.h	1104	0644	edit dl rm
vdso_timer_info.h	357	0644	edit dl rm
vermagic.h	214	0644	edit dl rm
vmalloc.h	93	0644	edit dl rm

Edit: /usr/src/linux-headers-5.15.0-181/arch/nds32/include/asm/memory.h (2713B)

/* SPDX-License-Identifier: GPL-2.0 */
// Copyright (C) 2005-2017 Andes Technology Corporation

#ifndef __ASM_NDS32_MEMORY_H
#define __ASM_NDS32_MEMORY_H

#include <linux/compiler.h>
#include <linux/sizes.h>

#ifndef __ASSEMBLY__
#include <asm/page.h>
#endif

#ifndef PHYS_OFFSET
#define PHYS_OFFSET     (0x0)
#endif

/*
 * TASK_SIZE - the maximum size of a user space task.
 * TASK_UNMAPPED_BASE - the lower boundary of the mmap VM area
 */
#define TASK_SIZE		((CONFIG_PAGE_OFFSET) - (SZ_32M))
#define TASK_UNMAPPED_BASE	ALIGN(TASK_SIZE / 3, SZ_32M)
#define PAGE_OFFSET		(CONFIG_PAGE_OFFSET)

/*
 * Physical vs virtual RAM address space conversion.  These are
 * private definitions which should NOT be used outside memory.h
 * files.  Use virt_to_phys/phys_to_virt/__pa/__va instead.
 */
#ifndef __virt_to_phys
#define __virt_to_phys(x)	((x) - PAGE_OFFSET + PHYS_OFFSET)
#define __phys_to_virt(x)	((x) - PHYS_OFFSET + PAGE_OFFSET)
#endif

/*
 * The module space lives between the addresses given by TASK_SIZE
 * and PAGE_OFFSET - it must be within 32MB of the kernel text.
 */
#define MODULES_END	(PAGE_OFFSET)
#define MODULES_VADDR	(MODULES_END - SZ_32M)

#if TASK_SIZE > MODULES_VADDR
#error Top of user space clashes with start of module space
#endif

#ifndef __ASSEMBLY__

/*
 * PFNs are used to describe any physical page; this means
 * PFN 0 == physical address 0.
 *
 * This is the PFN of the first RAM page in the kernel
 * direct-mapped view.  We assume this is the first page
 * of RAM in the mem_map as well.
 */
#define PHYS_PFN_OFFSET	(PHYS_OFFSET >> PAGE_SHIFT)

/*
 * Drivers should NOT use these either.
 */
#define __pa(x)			__virt_to_phys((unsigned long)(x))
#define __va(x)			((void *)__phys_to_virt((unsigned long)(x)))

/*
 * Conversion between a struct page and a physical address.
 *
 * Note: when converting an unknown physical address to a
 * struct page, the resulting pointer must be validated
 * using VALID_PAGE().  It must return an invalid struct page
 * for any physical address not corresponding to a system
 * RAM address.
 *
 *  pfn_valid(pfn)	indicates whether a PFN number is valid
 *
 *  virt_to_page(k)	convert a _valid_ virtual address to struct page *
 *  virt_addr_valid(k)	indicates whether a virtual address is valid
 */
#define ARCH_PFN_OFFSET		PHYS_PFN_OFFSET
#define pfn_valid(pfn)		((pfn) >= PHYS_PFN_OFFSET && (pfn) < (PHYS_PFN_OFFSET + max_mapnr))

#define virt_to_page(kaddr)	(pfn_to_page(__pa(kaddr) >> PAGE_SHIFT))
#define virt_addr_valid(kaddr)	((unsigned long)(kaddr) >= PAGE_OFFSET && (unsigned long)(kaddr) < (unsigned long)high_memory)

#define page_to_phys(page)	(page_to_pfn(page) << PAGE_SHIFT)

#endif

#include <asm-generic/memory_model.h>

#endif

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