BIU_CONF1
ISP_WRITE(isp, BIU_CONF1, 0);
ISP_SETBITS(isp, BIU_CONF1, tmp);
oldconf = BXR2(isp, IspVirt2Off(isp, BIU_CONF1));
BXW2(isp, IspVirt2Off(isp, BIU_CONF1), oldconf | BIU_PCI_CONF1_SXP);
MEMORYBARRIER(isp, SYNC_REG, IspVirt2Off(isp, BIU_CONF1), 2, -1);
BXW2(isp, IspVirt2Off(isp, BIU_CONF1), oldconf);
MEMORYBARRIER(isp, SYNC_REG, IspVirt2Off(isp, BIU_CONF1), 2, -1);
oldconf = BXR2(isp, IspVirt2Off(isp, BIU_CONF1));
BXW2(isp, IspVirt2Off(isp, BIU_CONF1),
MEMORYBARRIER(isp, SYNC_REG, IspVirt2Off(isp, BIU_CONF1), 2, -1);
BXW2(isp, IspVirt2Off(isp, BIU_CONF1), oldconf);
MEMORYBARRIER(isp, SYNC_REG, IspVirt2Off(isp, BIU_CONF1), 2, -1);
oc = BXR2(isp, IspVirt2Off(isp, BIU_CONF1));
BXW2(isp, IspVirt2Off(isp, BIU_CONF1), tc);
MEMORYBARRIER(isp, SYNC_REG, IspVirt2Off(isp, BIU_CONF1), 2, -1);
oc = BXR2(isp, IspVirt2Off(isp, BIU_CONF1));
BXW2(isp, IspVirt2Off(isp, BIU_CONF1),
MEMORYBARRIER(isp, SYNC_REG, IspVirt2Off(isp, BIU_CONF1), 2, -1);
BXW2(isp, IspVirt2Off(isp, BIU_CONF1), oc);
MEMORYBARRIER(isp, SYNC_REG, IspVirt2Off(isp, BIU_CONF1), 2, -1);
oc = BXR2(isp, IspVirt2Off(isp, BIU_CONF1));
BXW2(isp, IspVirt2Off(isp, BIU_CONF1), tc);
MEMORYBARRIER(isp, SYNC_REG, IspVirt2Off(isp, BIU_CONF1), 2, -1);
oc = BXR2(isp, IspVirt2Off(isp, BIU_CONF1));
BXW2(isp, IspVirt2Off(isp, BIU_CONF1),
MEMORYBARRIER(isp, SYNC_REG, IspVirt2Off(isp, BIU_CONF1), 2, -1);
BXW2(isp, IspVirt2Off(isp, BIU_CONF1), oc);
MEMORYBARRIER(isp, SYNC_REG, IspVirt2Off(isp, BIU_CONF1), 2, -1);
kprintf(" biu_conf1=%x", ISP_READ(isp, BIU_CONF1));