Release 4.14 arch/h8300/boot/compressed/misc.c

// SPDX-License-Identifier: GPL-2.0
/*
 * arch/h8300/boot/compressed/misc.c
 *
 * This is a collection of several routines from gzip-1.0.3
 * adapted for Linux.
 *
 * malloc by Hannu Savolainen 1993 and Matthias Urlichs 1994
 *
 * Adapted for h8300 by Yoshinori Sato 2006
 */

#include <linux/uaccess.h>

/*
 * gzip declarations
 */


#define OF(args)  args

#define STATIC static


#undef memset

#undef memcpy

#define memzero(s, n)     memset((s), (0), (n))

extern int _end;

static unsigned long free_mem_ptr;

static unsigned long free_mem_end_ptr;

extern char input_data[];
extern int input_len;
extern char output[];


#define HEAP_SIZE             0x10000

#ifdef CONFIG_KERNEL_GZIP
#include "../../../../lib/decompress_inflate.c"
#endif

#ifdef CONFIG_KERNEL_LZO
#include "../../../../lib/decompress_unlzo.c"
#endif



void *memset(void *s, int c, size_t n)
{
	int i;
	char *ss = (char *)s;

	for (i = 0; i < n; i++)
		ss[i] = c;
	return s;
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Yoshinori Sato
52
100.00%
1
100.00%
Total
52
100.00%
1
100.00%



void *memcpy(void *dest, const void *src, size_t n)
{
	int i;
	char *d = (char *)dest, *s = (char *)src;

	for (i = 0; i < n; i++)
		d[i] = s[i];
	return dest;
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Yoshinori Sato
66
100.00%
1
100.00%
Total
66
100.00%
1
100.00%



static void error(char *x)
{
	while (1)
		;	/* Halt */
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Yoshinori Sato
16
100.00%
1
100.00%
Total
16
100.00%
1
100.00%



void decompress_kernel(void)
{
	free_mem_ptr = (unsigned long)&_end;
	free_mem_end_ptr = free_mem_ptr + HEAP_SIZE;

	__decompress(input_data, input_len, NULL, NULL, output, 0, NULL, error);
}
Contributors
Person
Tokens
Prop
Commits
CommitProp
Yoshinori Sato
38
92.68%
1
50.00%
Yinghai Lu
3
7.32%
1
50.00%
Total
41
100.00%
2
100.00%

Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
Yoshinori Sato
250
98.04%
3
50.00%
Yinghai Lu
3
1.18%
1
16.67%
Linus Torvalds
1
0.39%
1
16.67%
Greg Kroah-Hartman
1
0.39%
1
16.67%
Total
255
100.00%
6
100.00%
Directory: arch/h8300/boot/compressed

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