IWH_SCD_BASE
iwh_reg_write(sc, (IWH_SCD_BASE + 0x10),
#define IWH_SCD_SRAM_BASE_ADDR (IWH_SCD_BASE + 0x0)
#define IWH_SCD_DRAM_BASE_ADDR (IWH_SCD_BASE + 0x8)
#define IWH_SCD_QUEUECHAIN_SEL (IWH_SCD_BASE + 0xE8)
#define IWH_SCD_AGGR_SEL (IWH_SCD_BASE + 0x248)
#define IWH_SCD_QUEUE_RDPTR(x) (IWH_SCD_BASE + 0x68 + (x) * 4)
#define IWH_SCD_INTERRUPT_MASK (IWH_SCD_BASE + 0x108)
#define IWH_SCD_TXFACT (IWH_SCD_BASE + 0x1C)
#define IWH_SCD_QUEUE_STATUS_BITS(x) (IWH_SCD_BASE + 0x10C + (x) * 4)