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Last change
on this file since 1064 was
992,
checked in by alain, 9 years ago
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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)
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File size:
646 bytes
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| Line | |
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| 1 | /** |
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| 2 | * \file reset_ioc_rdk.c |
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| 3 | * \date December 14, 2014 |
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| 4 | * \author Cesar Fuguet |
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| 5 | */ |
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| 6 | |
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| 7 | #include <reset_ioc_rdk.h> |
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| 8 | #include <reset_utils.h> |
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| 9 | #include <defs.h> |
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| 10 | |
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| 11 | #ifndef SEG_RDK_BASE |
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| 12 | # error "SEG_RDK_BASE constant must be defined in the hard_config.h file" |
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| 13 | #endif |
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| 14 | |
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| 15 | static int* const rdk_address = (int* const)SEG_RDK_BASE; |
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| 16 | |
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| 17 | int reset_rdk_init() |
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| 18 | { |
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| 19 | return 0; |
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| 20 | } |
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| 21 | |
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| 22 | int reset_rdk_read( unsigned int lba, void* buffer, unsigned int count ) |
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| 23 | { |
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| 24 | char* const src = (char* const)rdk_address + (lba * BLOCK_SIZE); |
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| 25 | memcpy(buffer, (void*)src, count * BLOCK_SIZE); |
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| 26 | return 0; |
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| 27 | } |
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| 28 | |
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| 29 | /* |
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| 30 | * vim: tabstop=4 : softtabstop=4 : shiftwidth=4 : expandtab |
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| 31 | */ |
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