OXIESEC PANEL

Name	Size	Modified	Perms
📁 ..	-	11/17/2022 06:42:16 AM	rwxr-xr-x
📄 Kbuild	1.37 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 asm-offsets.h	35 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 asm-prototypes.h	176 bytes	11/01/2022 04:52:05 PM	rw-r--r--
📄 asm.h	1.78 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 atomic.h	11.31 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 barrier.h	2.59 KB	11/01/2022 04:52:05 PM	rw-r--r--
📄 bitops.h	6.23 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 bug.h	2.12 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cache.h	745 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 cacheflush.h	1.7 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cmpxchg.h	3.35 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 compat.h	924 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 csr.h	3.8 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 current.h	1.27 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 delay.h	881 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 dma-mapping.h	1.19 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 elf.h	2.3 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 fence.h	279 bytes	11/01/2022 04:52:05 PM	rw-r--r--
📄 hwcap.h	1013 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 io.h	11.81 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 irq.h	841 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 irqflags.h	1.54 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 kprobes.h	679 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 linkage.h	677 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 mmu.h	829 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 mmu_context.h	3.14 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 page.h	3.76 KB	11/01/2022 04:52:05 PM	rw-r--r--
📄 pci.h	1.16 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 pgalloc.h	3.06 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 pgtable-32.h	870 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 pgtable-64.h	2.08 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 pgtable-bits.h	1.81 KB	11/01/2022 04:52:05 PM	rw-r--r--
📄 pgtable.h	11.17 KB	11/01/2022 04:52:05 PM	rw-r--r--
📄 processor.h	2.44 KB	11/01/2022 04:52:05 PM	rw-r--r--
📄 ptrace.h	2.69 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 sbi.h	2.6 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 smp.h	1.59 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 spinlock.h	2.85 KB	11/01/2022 04:52:05 PM	rw-r--r--
📄 spinlock_types.h	906 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 string.h	838 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 switch_to.h	1.86 KB	11/01/2022 04:52:05 PM	rw-r--r--
📄 syscall.h	2.59 KB	11/01/2022 04:52:05 PM	rw-r--r--
📄 thread_info.h	3.11 KB	11/01/2022 04:52:05 PM	rw-r--r--
📄 timex.h	1.29 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 tlb.h	717 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 tlbflush.h	1.83 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 uaccess.h	14 KB	11/01/2022 04:52:05 PM	rw-r--r--
📄 unistd.h	638 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 vdso.h	1.49 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 word-at-a-time.h	1.48 KB	01/28/2018 09:20:33 PM	rw-r--r--

Editing: page.h

/*
 * Copyright (C) 2009 Chen Liqin <liqin.chen@sunplusct.com>
 * Copyright (C) 2012 Regents of the University of California
 * Copyright (C) 2017 SiFive
 * Copyright (C) 2017 XiaojingZhu <zhuxiaoj@ict.ac.cn>
 *
 *   This program is free software; you can redistribute it and/or
 *   modify it under the terms of the GNU General Public License
 *   as published by the Free Software Foundation, version 2.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 */

#ifndef _ASM_RISCV_PAGE_H
#define _ASM_RISCV_PAGE_H

#include <linux/pfn.h>
#include <linux/const.h>

#define PAGE_SHIFT	(12)
#define PAGE_SIZE	(_AC(1, UL) << PAGE_SHIFT)
#define PAGE_MASK	(~(PAGE_SIZE - 1))

/*
 * PAGE_OFFSET -- the first address of the first page of memory.
 * When not using MMU this corresponds to the first free page in
 * physical memory (aligned on a page boundary).
 */
#define PAGE_OFFSET		_AC(CONFIG_PAGE_OFFSET, UL)

#define KERN_VIRT_SIZE (-PAGE_OFFSET)

#ifndef __ASSEMBLY__

#define PAGE_UP(addr)	(((addr)+((PAGE_SIZE)-1))&(~((PAGE_SIZE)-1)))
#define PAGE_DOWN(addr)	((addr)&(~((PAGE_SIZE)-1)))

/* align addr on a size boundary - adjust address up/down if needed */
#define _ALIGN_UP(addr, size)	(((addr)+((size)-1))&(~((size)-1)))
#define _ALIGN_DOWN(addr, size)	((addr)&(~((size)-1)))

/* align addr on a size boundary - adjust address up if needed */
#define _ALIGN(addr, size)	_ALIGN_UP(addr, size)

#define clear_page(pgaddr)			memset((pgaddr), 0, PAGE_SIZE)
#define copy_page(to, from)			memcpy((to), (from), PAGE_SIZE)

#define clear_user_page(pgaddr, vaddr, page)	memset((pgaddr), 0, PAGE_SIZE)
#define copy_user_page(vto, vfrom, vaddr, topg) \
			memcpy((vto), (vfrom), PAGE_SIZE)

/*
 * Use struct definitions to apply C type checking
 */

/* Page Global Directory entry */
typedef struct {
	unsigned long pgd;
} pgd_t;

/* Page Table entry */
typedef struct {
	unsigned long pte;
} pte_t;

typedef struct {
	unsigned long pgprot;
} pgprot_t;

typedef struct page *pgtable_t;

#define pte_val(x)	((x).pte)
#define pgd_val(x)	((x).pgd)
#define pgprot_val(x)	((x).pgprot)

#define __pte(x)	((pte_t) { (x) })
#define __pgd(x)	((pgd_t) { (x) })
#define __pgprot(x)	((pgprot_t) { (x) })

#ifdef CONFIG_64BITS
#define PTE_FMT "%016lx"
#else
#define PTE_FMT "%08lx"
#endif

extern unsigned long va_pa_offset;
extern unsigned long pfn_base;

extern unsigned long max_low_pfn;
extern unsigned long min_low_pfn;

#define __pa(x)		((unsigned long)(x) - va_pa_offset)
#define __va(x)		((void *)((unsigned long) (x) + va_pa_offset))

#define phys_to_pfn(phys)	(PFN_DOWN(phys))
#define pfn_to_phys(pfn)	(PFN_PHYS(pfn))

#define virt_to_pfn(vaddr)	(phys_to_pfn(__pa(vaddr)))
#define pfn_to_virt(pfn)	(__va(pfn_to_phys(pfn)))

#define virt_to_page(vaddr)	(pfn_to_page(virt_to_pfn(vaddr)))
#define page_to_virt(page)	(pfn_to_virt(page_to_pfn(page)))

#define page_to_phys(page)	(pfn_to_phys(page_to_pfn(page)))
#define page_to_bus(page)	(page_to_phys(page))
#define phys_to_page(paddr)	(pfn_to_page(phys_to_pfn(paddr)))

#define pfn_valid(pfn) \
	(((pfn) >= pfn_base) && (((pfn)-pfn_base) < max_mapnr))

#define ARCH_PFN_OFFSET		(pfn_base)

#endif /* __ASSEMBLY__ */

#define virt_addr_valid(vaddr)	({						\
	unsigned long _addr = (unsigned long)vaddr;				\
	(unsigned long)(_addr) >= PAGE_OFFSET && pfn_valid(virt_to_pfn(_addr));	\
})

#define VM_DATA_DEFAULT_FLAGS	(VM_READ | VM_WRITE | \
				 VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)

#include <asm-generic/memory_model.h>
#include <asm-generic/getorder.h>

/* vDSO support */
/* We do define AT_SYSINFO_EHDR but don't use the gate mechanism */
#define __HAVE_ARCH_GATE_AREA

#endif /* _ASM_RISCV_PAGE_H */