FM / asm

/usr/src/linux-headers-5.15.0-190/arch/microblaze/include/asm/

/usr/src/linux-headers-5.15.0-190/arch/microblaze/include/asm

Name	Size	Mode	Actions
asm-compat.h	518	0644	edit dl rm
asm-offsets.h	35	0644	edit dl rm
barrier.h	313	0644	edit dl rm
cache.h	510	0644	edit dl rm
cacheflush.h	3209	0644	edit dl rm
checksum.h	806	0644	edit dl rm
cpuinfo.h	2043	0644	edit dl rm
current.h	714	0644	edit dl rm
delay.h	2138	0644	edit dl rm
dma.h	432	0644	edit dl rm
elf.h	602	0644	edit dl rm
entry.h	1018	0644	edit dl rm
exceptions.h	1928	0644	edit dl rm
fixmap.h	1874	0644	edit dl rm
flat.h	1982	0644	edit dl rm
ftrace.h	642	0644	edit dl rm
futex.h	2179	0644	edit dl rm
hash.h	2429	0644	edit dl rm
highmem.h	1800	0644	edit dl rm
io.h	1691	0644	edit dl rm
irq.h	376	0644	edit dl rm
irqflags.h	2529	0644	edit dl rm
Kbuild	250	0644	edit dl rm
kgdb.h	739	0644	edit dl rm
mmu.h	4050	0644	edit dl rm
mmu_context.h	72	0644	edit dl rm
mmu_context_mm.h	3893	0644	edit dl rm
module.h	704	0644	edit dl rm
page.h	4076	0644	edit dl rm
pci-bridge.h	4473	0644	edit dl rm
pci.h	1986	0644	edit dl rm
pgalloc.h	1042	0644	edit dl rm
pgtable.h	14526	0644	edit dl rm
processor.h	2693	0644	edit dl rm
ptrace.h	591	0644	edit dl rm
pvr.h	8791	0644	edit dl rm
registers.h	1508	0644	edit dl rm
seccomp.h	256	0644	edit dl rm
sections.h	501	0644	edit dl rm
setup.h	823	0644	edit dl rm
string.h	494	0644	edit dl rm
switch_to.h	493	0644	edit dl rm
syscall.h	2346	0644	edit dl rm
thread_info.h	3979	0644	edit dl rm
timex.h	266	0644	edit dl rm
tlbflush.h	1579	0644	edit dl rm
uaccess.h	8121	0644	edit dl rm
unistd.h	1051	0644	edit dl rm
unwind.h	611	0644	edit dl rm
vmalloc.h	108	0644	edit dl rm

Edit: /usr/src/linux-headers-5.15.0-190/arch/microblaze/include/asm/highmem.h (1800B)

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * highmem.h: virtual kernel memory mappings for high memory
 *
 * Used in CONFIG_HIGHMEM systems for memory pages which
 * are not addressable by direct kernel virtual addresses.
 *
 * Copyright (C) 1999 Gerhard Wichert, Siemens AG
 *		      Gerhard.Wichert@pdb.siemens.de
 *
 *
 * Redesigned the x86 32-bit VM architecture to deal with
 * up to 16 Terabyte physical memory. With current x86 CPUs
 * we now support up to 64 Gigabytes physical RAM.
 *
 * Copyright (C) 1999 Ingo Molnar <mingo@redhat.com>
 */
#ifndef _ASM_HIGHMEM_H
#define _ASM_HIGHMEM_H

#ifdef __KERNEL__

#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/uaccess.h>
#include <asm/fixmap.h>

extern pte_t *pkmap_page_table;

/*
 * Right now we initialize only a single pte table. It can be extended
 * easily, subsequent pte tables have to be allocated in one physical
 * chunk of RAM.
 */
/*
 * We use one full pte table with 4K pages. And with 16K/64K/256K pages pte
 * table covers enough memory (32MB/512MB/2GB resp.), so that both FIXMAP
 * and PKMAP can be placed in a single pte table. We use 512 pages for PKMAP
 * in case of 16K/64K/256K page sizes.
 */

#define PKMAP_ORDER	PTE_SHIFT
#define LAST_PKMAP	(1 << PKMAP_ORDER)

#define PKMAP_BASE	((FIXADDR_START - PAGE_SIZE * (LAST_PKMAP + 1)) \
								& PMD_MASK)

#define LAST_PKMAP_MASK	(LAST_PKMAP - 1)
#define PKMAP_NR(virt)  ((virt - PKMAP_BASE) >> PAGE_SHIFT)
#define PKMAP_ADDR(nr)  (PKMAP_BASE + ((nr) << PAGE_SHIFT))

#define flush_cache_kmaps()	{ flush_icache(); flush_dcache(); }

#define arch_kmap_local_post_map(vaddr, pteval)	\
	local_flush_tlb_page(NULL, vaddr);
#define arch_kmap_local_post_unmap(vaddr)	\
	local_flush_tlb_page(NULL, vaddr);

#endif /* __KERNEL__ */

#endif /* _ASM_HIGHMEM_H */

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