u-boot/arch/powerpc/cpu/mpc85xx/t1040_serdes.c
Axel Lin e51e47d38e powerpc: mpc85xx/mpc86xx: Fix off-by-one boundary checking with ARRAY_SIZE
If a variable is used as array subscript, it's valid value range is
0 ... ARRAY_SIZE -1.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Andy Fleming <afleming@freescale.com>
2013-06-20 17:08:51 -05:00

93 lines
3.2 KiB
C

/*
* Copyright 2012 Freescale Semiconductor, Inc.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* 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; either version 2 of
* the License, or (at your option) any later version.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <asm/fsl_serdes.h>
#include <asm/processor.h>
#include <asm/io.h>
#include "fsl_corenet2_serdes.h"
static u8 serdes_cfg_tbl[MAX_SERDES][0xC4][SRDS_MAX_LANES] = {
{ /* SerDes 1 */
[0x69] = {PCIE1, SGMII_FM1_DTSEC3, QSGMII_SW1_A, QSGMII_SW1_B,
PCIE2, PCIE3, SGMII_FM1_DTSEC4, SATA1},
[0x66] = {PCIE1, SGMII_FM1_DTSEC3, QSGMII_SW1_A, QSGMII_SW1_B,
PCIE2, PCIE3, PCIE4, SATA1},
[0x67] = {PCIE1, SGMII_FM1_DTSEC3, QSGMII_SW1_A, QSGMII_SW1_B,
PCIE2, PCIE3, PCIE4, SGMII_FM1_DTSEC5},
[0x60] = {PCIE1, SGMII_FM1_DTSEC3, QSGMII_SW1_A, QSGMII_SW1_B,
PCIE2, PCIE2, PCIE2, PCIE2},
[0x8D] = {PCIE1, SGMII_SW1_DTSEC3, SGMII_SW1_DTSEC1, SGMII_SW1_DTSEC2,
PCIE2, SGMII_SW1_DTSEC6, SGMII_SW1_DTSEC4, SGMII_SW1_DTSEC5},
[0x89] = {PCIE1, SGMII_SW1_DTSEC3, SGMII_SW1_DTSEC1, SGMII_SW1_DTSEC2,
PCIE2, PCIE3, SGMII_SW1_DTSEC4, SATA1},
[0x86] = {PCIE1, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
PCIE2, PCIE3, PCIE4, SATA1},
[0x87] = {PCIE1, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
PCIE2, PCIE3, PCIE4, SGMII_FM1_DTSEC5},
[0xA7] = {PCIE1, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
PCIE2, PCIE3, PCIE4, SGMII_FM1_DTSEC5},
[0xAA] = {PCIE1, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
PCIE2, PCIE3, SGMII_FM1_DTSEC4, SGMII_FM1_DTSEC5},
[0x40] = {PCIE1, PCIE1, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
PCIE2, PCIE2, PCIE2, PCIE2},
[0x06] = {PCIE1, PCIE1, PCIE1, PCIE1,
PCIE2, PCIE3, PCIE4, SATA1},
[0x08] = {PCIE1, PCIE1, PCIE1, PCIE1,
PCIE2, PCIE3, SATA2, SATA1},
[0x8F] = {PCIE1, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
AURORA, NONE, SGMII_FM1_DTSEC4, SGMII_FM1_DTSEC5},
[0x85] = {PCIE1, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
PCIE2, PCIE2, SGMII_FM1_DTSEC4, SGMII_FM1_DTSEC5},
[0xA5] = {PCIE1, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
PCIE2, PCIE2, SGMII_FM1_DTSEC4, SGMII_FM1_DTSEC5},
[0x00] = {PCIE1, PCIE1, PCIE1, PCIE1,
PCIE2, PCIE2, PCIE2, PCIE2},
},
{
},
{
},
{
},
};
enum srds_prtcl serdes_get_prtcl(int serdes, int cfg, int lane)
{
return serdes_cfg_tbl[serdes][cfg][lane];
}
int is_serdes_prtcl_valid(int serdes, u32 prtcl)
{
int i;
if (prtcl >= ARRAY_SIZE(serdes_cfg_tbl[serdes]))
return 0;
for (i = 0; i < SRDS_MAX_LANES; i++) {
if (serdes_cfg_tbl[serdes][prtcl][i] != NONE)
return 1;
}
return 0;
}