lib/ultralib/src/flash/flashwritebuffer.c


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#include "PR/os_internal.h"

s32 osFlashWriteBuffer(OSIoMesg* mb, s32 priority, void* dramAddr, OSMesgQueue* mq) {
    s32 ret;

    // select page program mode
    osEPiWriteIo(&__osFlashHandler, __osFlashHandler.baseAddress | FLASH_CMD_REG, FLASH_CMD_PAGE_PROGRAM);

    // DMA 128-byte page
    mb->hdr.pri = priority;
    mb->hdr.retQueue = mq;
    mb->dramAddr = dramAddr;
    mb->devAddr = 0;
    mb->size = FLASH_BLOCK_SIZE;

    ret = osEPiStartDma(&__osFlashHandler, mb, OS_WRITE);

    return ret;
}