source: trunk/softs/tsar_boot/drivers/reset_ioc_rdk.c @ 1015

Last change on this file since 1015 was 992, checked in by alain, 9 years ago

Introduce a new driver for SD Card using the 4bits wide SD bus.
THere is now 5 supported block device peripherals, and the driver names
have been re-organised: reset_ioc_xxx with xxx in (bdv, hba, rdk, spi, sdc)

File size: 646 bytes
Line 
1/**
2 * \file   reset_ioc_rdk.c
3 * \date   December 14, 2014
4 * \author Cesar Fuguet
5 */
6
7#include <reset_ioc_rdk.h>
8#include <reset_utils.h>
9#include <defs.h>
10
11#ifndef SEG_RDK_BASE
12#    error "SEG_RDK_BASE constant must be defined in the hard_config.h file"
13#endif
14
15static int* const rdk_address = (int* const)SEG_RDK_BASE;
16
17int reset_rdk_init()
18{
19    return 0;
20}
21
22int reset_rdk_read( unsigned int lba, void* buffer, unsigned int count )
23{
24    char* const src = (char* const)rdk_address + (lba * BLOCK_SIZE);
25    memcpy(buffer, (void*)src, count * BLOCK_SIZE);
26    return 0;
27}
28
29/*
30 * vim: tabstop=4 : softtabstop=4 : shiftwidth=4 : expandtab
31 */
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