74 lines
2.5 KiB
C
Executable file
74 lines
2.5 KiB
C
Executable file
/*
|
|
* drivers/arisc/interfaces/arisc_dram_crc.c
|
|
*
|
|
* Copyright (c) 2012 Allwinner.
|
|
* 2012-05-01 Written by sunny (sunny@allwinnertech.com).
|
|
* 2012-10-01 Written by superm (superm@allwinnertech.com).
|
|
*
|
|
* 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 "../arisc_i.h"
|
|
|
|
#if defined CONFIG_SUNXI_ARISC_COM_DIRECTLY
|
|
/**
|
|
* set arisc debug dram crc paras.
|
|
* @dram_crc_en: arisc debug dram crc enable or disable;
|
|
* @dram_crc_srcaddr: source address of dram crc area
|
|
* @dram_crc_len: lenght of dram crc area
|
|
*
|
|
* return: 0 - set arisc debug dram crc paras successed, !0 - set arisc debug dram crc paras failed;
|
|
*/
|
|
int arisc_set_dram_crc_paras(unsigned int dram_crc_en, unsigned int dram_crc_srcaddr, unsigned int dram_crc_len)
|
|
{
|
|
struct arisc_message *pmessage;
|
|
|
|
/* allocate a message frame */
|
|
pmessage = arisc_message_allocate(0);
|
|
if (pmessage == NULL) {
|
|
ARISC_ERR("allocate message for seting dram crc paras request failed\n");
|
|
return -ENOMEM;
|
|
}
|
|
|
|
/* initialize message */
|
|
pmessage->type = ARISC_SET_DEBUG_DRAM_CRC_PARAS;
|
|
pmessage->paras[0] = dram_crc_en;
|
|
pmessage->paras[1] = dram_crc_srcaddr;
|
|
pmessage->paras[2] = dram_crc_len;
|
|
pmessage->state = ARISC_MESSAGE_INITIALIZED;
|
|
|
|
/* send set debug level request to arisc */
|
|
arisc_hwmsgbox_send_message(pmessage, ARISC_SEND_MSG_TIMEOUT);
|
|
|
|
return 0;
|
|
}
|
|
#else
|
|
/**
|
|
* set arisc debug dram crc paras.
|
|
* @dram_crc_en: arisc debug dram crc enable or disable;
|
|
* @dram_crc_srcaddr: source address of dram crc area
|
|
* @dram_crc_len: lenght of dram crc area
|
|
*
|
|
* return: 0 - set arisc debug dram crc paras successed, !0 - set arisc debug dram crc paras failed;
|
|
*/
|
|
int arisc_set_dram_crc_paras(unsigned int dram_crc_en, unsigned int dram_crc_srcaddr, unsigned int dram_crc_len)
|
|
{
|
|
int result;
|
|
|
|
result = invoke_scp_fn_smc(ARM_SVC_ARISC_SET_DEBUG_DRAM_CRC_PARAS, (u64)dram_crc_en, (u64)dram_crc_srcaddr, (u64)dram_crc_len);
|
|
|
|
return result;
|
|
}
|
|
#endif
|