mirror of
https://github.com/torvalds/linux.git
synced 2025-11-04 02:30:34 +02:00
4319c7f77a
Based on 1 normalized pattern(s): released according to the gnu gpl version 2 or any later version extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 10 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Richard Fontana <rfontana@redhat.com> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190520071858.650321694@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
80 lines
1.8 KiB
C
80 lines
1.8 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
|
|
/*
|
|
* Copyright (C) 2012 CERN (www.cern.ch)
|
|
* Author: Alessandro Rubini <rubini@gnudd.com>
|
|
*
|
|
* This work is part of the White Rabbit project, a research effort led
|
|
* by CERN, the European Institute for Nuclear Research.
|
|
*/
|
|
#include <linux/ipmi-fru.h>
|
|
|
|
/* Some internal helpers */
|
|
static struct fru_type_length *
|
|
__fru_get_board_tl(struct fru_common_header *header, int nr)
|
|
{
|
|
struct fru_board_info_area *bia;
|
|
struct fru_type_length *tl;
|
|
|
|
bia = fru_get_board_area(header);
|
|
tl = bia->tl;
|
|
while (nr > 0 && !fru_is_eof(tl)) {
|
|
tl = fru_next_tl(tl);
|
|
nr--;
|
|
}
|
|
if (fru_is_eof(tl))
|
|
return NULL;
|
|
return tl;
|
|
}
|
|
|
|
static char *__fru_alloc_get_tl(struct fru_common_header *header, int nr)
|
|
{
|
|
struct fru_type_length *tl;
|
|
char *res;
|
|
|
|
tl = __fru_get_board_tl(header, nr);
|
|
if (!tl)
|
|
return NULL;
|
|
|
|
res = fru_alloc(fru_strlen(tl) + 1);
|
|
if (!res)
|
|
return NULL;
|
|
return fru_strcpy(res, tl);
|
|
}
|
|
|
|
/* Public checksum verifiers */
|
|
int fru_header_cksum_ok(struct fru_common_header *header)
|
|
{
|
|
uint8_t *ptr = (void *)header;
|
|
int i, sum;
|
|
|
|
for (i = sum = 0; i < sizeof(*header); i++)
|
|
sum += ptr[i];
|
|
return (sum & 0xff) == 0;
|
|
}
|
|
int fru_bia_cksum_ok(struct fru_board_info_area *bia)
|
|
{
|
|
uint8_t *ptr = (void *)bia;
|
|
int i, sum;
|
|
|
|
for (i = sum = 0; i < 8 * bia->area_len; i++)
|
|
sum += ptr[i];
|
|
return (sum & 0xff) == 0;
|
|
}
|
|
|
|
/* Get various stuff, trivial */
|
|
char *fru_get_board_manufacturer(struct fru_common_header *header)
|
|
{
|
|
return __fru_alloc_get_tl(header, 0);
|
|
}
|
|
char *fru_get_product_name(struct fru_common_header *header)
|
|
{
|
|
return __fru_alloc_get_tl(header, 1);
|
|
}
|
|
char *fru_get_serial_number(struct fru_common_header *header)
|
|
{
|
|
return __fru_alloc_get_tl(header, 2);
|
|
}
|
|
char *fru_get_part_number(struct fru_common_header *header)
|
|
{
|
|
return __fru_alloc_get_tl(header, 3);
|
|
}
|