IPS_REG_I2O_HIR
bits = readl(ha->mem_ptr + IPS_REG_I2O_HIR);
Isr = readl(ha->mem_ptr + IPS_REG_I2O_HIR);
writel(Isr, ha->mem_ptr + IPS_REG_I2O_HIR);
writel(Isr, ha->mem_ptr + IPS_REG_I2O_HIR);
Isr = readl(ha->mem_ptr + IPS_REG_I2O_HIR);
writel(Isr, ha->mem_ptr + IPS_REG_I2O_HIR);
Isr = readl(ha->mem_ptr + IPS_REG_I2O_HIR);