63 lines
1.2 KiB
C
63 lines
1.2 KiB
C
/*
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* Copyright (C) 2015-2016 Freescale Semiconductor, Inc.
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <g_dnl.h>
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#include "bcb.h"
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int bcb_read_command(char *command)
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{
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int ret = 0;
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char *p_block = NULL;
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uint offset_in_block = 0;
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uint blk_size = 0;
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if (command == NULL)
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return -1;
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ret = bcb_rw_block(true, &p_block, &blk_size, NULL, MISC_COMMAND, 32);
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if (ret) {
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printf("read_bootctl, bcb_rw_block read failed\n");
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return -1;
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}
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offset_in_block = MISC_COMMAND%blk_size;
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memcpy(command, p_block + offset_in_block, 32);
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free(p_block);
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return 0;
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}
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int bcb_write_command(char *bcb_command)
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{
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int ret = 0;
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char *p_block = NULL;
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uint offset_in_block = 0;
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uint blk_size = 0;
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if (bcb_command == NULL)
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return -1;
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ret = bcb_rw_block(true, &p_block, &blk_size, NULL, MISC_COMMAND, 32);
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if (ret) {
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printf("write_bootctl, bcb_rw_block read failed\n");
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return -1;
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}
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offset_in_block = MISC_COMMAND%blk_size;
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memcpy(p_block + offset_in_block, bcb_command, 32);
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ret = bcb_rw_block(false, NULL, NULL, p_block, MISC_COMMAND, 32);
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if (ret) {
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free(p_block);
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printf("write_bootctl, bcb_rw_block write failed\n");
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return -1;
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}
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free(p_block);
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return 0;
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}
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