OXIESEC PANEL

Name	Size	Modified	Perms
📁 ..	-	11/17/2022 06:42:16 AM	rwxr-xr-x
📄 Kbuild	685 bytes	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-uaccess.h	4.11 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 asmmacro.h	2.76 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 atomic.h	7.38 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 barrier.h	542 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 bitops.h	5.08 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 bootparam.h	1.37 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 bugs.h	451 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 cache.h	969 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 cacheasm.h	3.77 KB	11/01/2022 04:52:05 PM	rw-r--r--
📄 cacheflush.h	5.76 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 checksum.h	6 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cmpxchg.h	3.9 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 coprocessor.h	5.05 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 current.h	675 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 delay.h	1.63 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 dma-mapping.h	855 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 dma.h	1.79 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 elf.h	5.75 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 fixmap.h	2.5 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 flat.h	686 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 ftrace.h	979 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 futex.h	2.59 KB	11/01/2022 04:52:05 PM	rw-r--r--
📄 highmem.h	2.33 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 hw_breakpoint.h	1.45 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 hw_irq.h	320 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 initialize_mmu.h	4.58 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 io.h	2.09 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 irq.h	1.46 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 irqflags.h	1.99 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 kmem_layout.h	2.07 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 mmu.h	462 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 mmu_context.h	3.62 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 module.h	525 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 mxregs.h	1.3 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 nommu_context.h	602 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 page.h	5.69 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 pci-bridge.h	2.16 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 pci.h	1.37 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 perf_event.h	108 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 pgalloc.h	1.84 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 pgtable.h	14.89 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 platform.h	1.75 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 processor.h	7.44 KB	11/01/2022 04:52:05 PM	rw-r--r--
📄 ptrace.h	3.74 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 regs.h	3.87 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 segment.h	376 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 serial.h	443 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 shmparam.h	561 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 signal.h	502 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 smp.h	967 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 spinlock.h	4.6 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 spinlock_types.h	412 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 stacktrace.h	1.13 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 string.h	2.65 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 switch_to.h	601 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 syscall.h	982 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 sysmem.h	426 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 thread_info.h	3.62 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 timex.h	1.79 KB	11/01/2022 04:52:05 PM	rw-r--r--
📄 tlb.h	1.1 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 tlbflush.h	5.53 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 traps.h	1.87 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 types.h	501 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 uaccess.h	8.67 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 ucontext.h	540 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 unaligned.h	864 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 unistd.h	639 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 user.h	507 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 vectors.h	4.05 KB	11/01/2022 04:52:05 PM	rw-r--r--
📄 vga.h	434 bytes	01/28/2018 09:20:33 PM	rw-r--r--

Editing: bitops.h

/*
 * include/asm-xtensa/bitops.h
 *
 * Atomic operations that C can't guarantee us.Useful for resource counting etc.
 *
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 *
 * Copyright (C) 2001 - 2007 Tensilica Inc.
 */

#ifndef _XTENSA_BITOPS_H
#define _XTENSA_BITOPS_H

#ifdef __KERNEL__

#ifndef _LINUX_BITOPS_H
#error only <linux/bitops.h> can be included directly
#endif

#include <asm/processor.h>
#include <asm/byteorder.h>
#include <asm/barrier.h>

#include <asm-generic/bitops/non-atomic.h>

#if XCHAL_HAVE_NSA

static inline unsigned long __cntlz (unsigned long x)
{
	int lz;
	asm ("nsau %0, %1" : "=r" (lz) : "r" (x));
	return lz;
}

/*
 * ffz: Find first zero in word. Undefined if no zero exists.
 * bit 0 is the LSB of addr; bit 32 is the LSB of (addr+1).
 */

static inline int ffz(unsigned long x)
{
	return 31 - __cntlz(~x & -~x);
}

/*
 * __ffs: Find first bit set in word. Return 0 for bit 0
 */

static inline unsigned long __ffs(unsigned long x)
{
	return 31 - __cntlz(x & -x);
}

/*
 * ffs: Find first bit set in word. This is defined the same way as
 * the libc and compiler builtin ffs routines, therefore
 * differs in spirit from the above ffz (man ffs).
 */

static inline int ffs(unsigned long x)
{
	return 32 - __cntlz(x & -x);
}

/*
 * fls: Find last (most-significant) bit set in word.
 * Note fls(0) = 0, fls(1) = 1, fls(0x80000000) = 32.
 */

static inline int fls (unsigned int x)
{
	return 32 - __cntlz(x);
}

/**
 * __fls - find last (most-significant) set bit in a long word
 * @word: the word to search
 *
 * Undefined if no set bit exists, so code should check against 0 first.
 */
static inline unsigned long __fls(unsigned long word)
{
	return 31 - __cntlz(word);
}
#else

/* Use the generic implementation if we don't have the nsa/nsau instructions. */

# include <asm-generic/bitops/ffs.h>
# include <asm-generic/bitops/__ffs.h>
# include <asm-generic/bitops/ffz.h>
# include <asm-generic/bitops/fls.h>
# include <asm-generic/bitops/__fls.h>

#endif

#include <asm-generic/bitops/fls64.h>

#if XCHAL_HAVE_S32C1I

static inline void set_bit(unsigned int bit, volatile unsigned long *p)
{
	unsigned long tmp, value;
	unsigned long mask = 1UL << (bit & 31);

p += bit >> 5;

__asm__ __volatile__(
			"1:     l32i    %1, %3, 0\n"
			"       wsr     %1, scompare1\n"
			"       or      %0, %1, %2\n"
			"       s32c1i  %0, %3, 0\n"
			"       bne     %0, %1, 1b\n"
			: "=&a" (tmp), "=&a" (value)
			: "a" (mask), "a" (p)
			: "memory");
}

static inline void clear_bit(unsigned int bit, volatile unsigned long *p)
{
	unsigned long tmp, value;
	unsigned long mask = 1UL << (bit & 31);

p += bit >> 5;

__asm__ __volatile__(
			"1:     l32i    %1, %3, 0\n"
			"       wsr     %1, scompare1\n"
			"       and     %0, %1, %2\n"
			"       s32c1i  %0, %3, 0\n"
			"       bne     %0, %1, 1b\n"
			: "=&a" (tmp), "=&a" (value)
			: "a" (~mask), "a" (p)
			: "memory");
}

static inline void change_bit(unsigned int bit, volatile unsigned long *p)
{
	unsigned long tmp, value;
	unsigned long mask = 1UL << (bit & 31);

p += bit >> 5;

__asm__ __volatile__(
			"1:     l32i    %1, %3, 0\n"
			"       wsr     %1, scompare1\n"
			"       xor     %0, %1, %2\n"
			"       s32c1i  %0, %3, 0\n"
			"       bne     %0, %1, 1b\n"
			: "=&a" (tmp), "=&a" (value)
			: "a" (mask), "a" (p)
			: "memory");
}

static inline int
test_and_set_bit(unsigned int bit, volatile unsigned long *p)
{
	unsigned long tmp, value;
	unsigned long mask = 1UL << (bit & 31);

p += bit >> 5;

return tmp & mask;
}

static inline int
test_and_clear_bit(unsigned int bit, volatile unsigned long *p)
{
	unsigned long tmp, value;
	unsigned long mask = 1UL << (bit & 31);

p += bit >> 5;

return tmp & mask;
}

static inline int
test_and_change_bit(unsigned int bit, volatile unsigned long *p)
{
	unsigned long tmp, value;
	unsigned long mask = 1UL << (bit & 31);

p += bit >> 5;

return tmp & mask;
}

#else

#include <asm-generic/bitops/atomic.h>

#endif /* XCHAL_HAVE_S32C1I */

#include <asm-generic/bitops/find.h>
#include <asm-generic/bitops/le.h>

#include <asm-generic/bitops/ext2-atomic-setbit.h>

#include <asm-generic/bitops/hweight.h>
#include <asm-generic/bitops/lock.h>
#include <asm-generic/bitops/sched.h>

#endif	/* __KERNEL__ */

#endif	/* _XTENSA_BITOPS_H */