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flash_read

int flash_read( FlashDescriptor * fd, word sector, word offset, unsigned long buffer, word length );

Description

Reads data from the flash memory and stores it in buffer.

NOTE	fd must have already been initialized with flash_init before calling this function. See the flash_init description for further restrictions.

Parameters

fd

The FlashDescriptor of the flash memory to read from.

sector

The sector of the flash memory to read from.

offset

The displacement, in bytes, from the beginning of the sector to start reading at.

buffer

The physical address of the destination buffer. TIP: A logical address can be changed to a physical with the function paddr.

length

The number of bytes to read.

Return value

0: Success.

Library

FLASH.LIB

See also

flash_erasechip, flash_erasesector, flash_gettype, flash_init, flash_readsector, flash_sector2xwindow, flash_writesector, paddr