lx_plx_reg_read
u32 plx_reg = lx_plx_reg_read(chip, ePLX_CHIPSC);
reg_mbox3 = lx_plx_reg_read(chip, ePLX_MBOX3);
u32 reg = lx_plx_reg_read(chip, ePLX_IRQCS);
u32 irqcs = lx_plx_reg_read(chip, ePLX_IRQCS);
while ((temp = lx_plx_reg_read(chip, ePLX_L2PCIDB))) {
unsigned long lx_plx_reg_read(struct lx6464es *chip, int port);