SEC_PAGESIZE
SEC_SRAM, 0, SEC_PAGESIZE / 2);
sec_setpage(sc, src / SEC_PAGESIZE);
SEC_SRAM + (src % SEC_PAGESIZE / 2));
cnt = SEC_PAGESIZE - src % SEC_PAGESIZE;
sec_setpage(sc, src / SEC_PAGESIZE);
SEC_SRAM + src % SEC_PAGESIZE / 2, wptr, cnt / 2);
sec_setpage(sc, src / SEC_PAGESIZE);
SEC_SRAM + src % SEC_PAGESIZE / 2) & 0xff;
sec_setpage(sc, dest / SEC_PAGESIZE);
SEC_SRAM + (dest % SEC_PAGESIZE / 2));
SEC_SRAM + (dest % SEC_PAGESIZE / 2), tmp);
cnt = SEC_PAGESIZE - dest % SEC_PAGESIZE;
sec_setpage(sc, dest / SEC_PAGESIZE);
dest % SEC_PAGESIZE / 2, wptr, cnt / 2);
sec_setpage(sc, dest / SEC_PAGESIZE);
SEC_SRAM + (dest % SEC_PAGESIZE / 2));
SEC_SRAM + (dest % SEC_PAGESIZE / 2), tmp);
#define SEC_MEMSIZE (SEC_PAGESIZE * SEC_NPAGES)