SRAB_CMDSTAT
while (bus_space_read_4(bst, bsh, SRAB_BASE + SRAB_CMDSTAT) & SRA_GORDYN) {
bus_space_write_4(bst, bsh, SRAB_BASE + SRAB_CMDSTAT,
bus_space_write_4(bst, bsh, SRAB_BASE + SRAB_CMDSTAT,
bus_space_write_4(bst, bsh, SRAB_BASE + SRAB_CMDSTAT,
bus_space_write_4(bst, bsh, SRAB_BASE + SRAB_CMDSTAT,