Exemplo n.º 1
0
uint16_t
alpha_pci_io_bwx_inw(bus_addr_t ioaddr)
{
	struct alpha_bus_window *abw = alpha_pci_io_findwindow(ioaddr);
	/* LINTED */
	uint16_t *port = (uint16_t *) ((char *)abw->abw_addr +
	    (ioaddr - abw->abw_abst.abst_bus_start));

	alpha_mb();

	return (alpha_ldwu(port));
}
Exemplo n.º 2
0
static inline uint16_t
__C(CHIP,_mem_read_2)(
    void *v,
    bus_space_handle_t memh,
    bus_size_t off)
{
    bus_addr_t addr;

    addr = memh + off;
#ifdef DIAGNOSTIC
    if (addr & 1)
        panic(__S(__C(CHIP,_mem_read_2)) ": addr 0x%lx not aligned",
              addr);
#endif
    alpha_mb();
    return (alpha_ldwu((uint16_t *)addr));
}