DMW_PABITS
#define TO_PHYS_MASK ((_UL(1) << _UL(DMW_PABITS)) - 1)
#define TO_PHYS_MASK ((_ULL(1) << _ULL(DMW_PABITS)) - 1)
#define HIGHMEM_START (_UL(1) << _UL(DMW_PABITS))
#define CSR_DMW0_BASE (CSR_DMW0_VSEG << DMW_PABITS)
#define CSR_DMW1_BASE (CSR_DMW1_VSEG << DMW_PABITS)
#define CSR_DMW0_BASE (CSR_DMW0_VSEG << DMW_PABITS)
#define CSR_DMW1_BASE (CSR_DMW1_VSEG << DMW_PABITS)
#define CSR_DMW2_BASE (CSR_DMW2_VSEG << DMW_PABITS)
PTR_BSTRINS \temp1, \temp2, (DMW_PABITS - 1), 0