PGSZ_4M
#define SUN4U_TLB_4M SUN4U_TLB_SZ(PGSZ_4M)
#define SUN4V_TLB_4M SUN4V_TLB_SZ(PGSZ_4M)
data = SUN4U_TSB_DATA(0, PGSZ_4M, pa, 1, 0, 1, 0, 1, 0);
data = SUN4U_TSB_DATA(0, PGSZ_4M, pa, 1, 1, 1, 0, 1, 0);
data = SUN4V_TSB_DATA(0, PGSZ_4M, pa, 1, 0, 1, 0, 1, 0);
data = SUN4V_TSB_DATA(0, PGSZ_4M, pa, 1, 1, 1, 0, 1, 0);
{ (4*1024*1024-1) & ~(8*1024-1), PGSZ_4M },