1*a439fe51SSam Ravnborg #ifndef _SPARC64_HEAD_H 2*a439fe51SSam Ravnborg #define _SPARC64_HEAD_H 3*a439fe51SSam Ravnborg 4*a439fe51SSam Ravnborg #include <asm/pstate.h> 5*a439fe51SSam Ravnborg 6*a439fe51SSam Ravnborg /* wrpr %g0, val, %gl */ 7*a439fe51SSam Ravnborg #define SET_GL(val) \ 8*a439fe51SSam Ravnborg .word 0xa1902000 | val 9*a439fe51SSam Ravnborg 10*a439fe51SSam Ravnborg /* rdpr %gl, %gN */ 11*a439fe51SSam Ravnborg #define GET_GL_GLOBAL(N) \ 12*a439fe51SSam Ravnborg .word 0x81540000 | (N << 25) 13*a439fe51SSam Ravnborg 14*a439fe51SSam Ravnborg #define KERNBASE 0x400000 15*a439fe51SSam Ravnborg 16*a439fe51SSam Ravnborg #define PTREGS_OFF (STACK_BIAS + STACKFRAME_SZ) 17*a439fe51SSam Ravnborg 18*a439fe51SSam Ravnborg #define __CHEETAH_ID 0x003e0014 19*a439fe51SSam Ravnborg #define __JALAPENO_ID 0x003e0016 20*a439fe51SSam Ravnborg #define __SERRANO_ID 0x003e0022 21*a439fe51SSam Ravnborg 22*a439fe51SSam Ravnborg #define CHEETAH_MANUF 0x003e 23*a439fe51SSam Ravnborg #define CHEETAH_IMPL 0x0014 /* Ultra-III */ 24*a439fe51SSam Ravnborg #define CHEETAH_PLUS_IMPL 0x0015 /* Ultra-III+ */ 25*a439fe51SSam Ravnborg #define JALAPENO_IMPL 0x0016 /* Ultra-IIIi */ 26*a439fe51SSam Ravnborg #define JAGUAR_IMPL 0x0018 /* Ultra-IV */ 27*a439fe51SSam Ravnborg #define PANTHER_IMPL 0x0019 /* Ultra-IV+ */ 28*a439fe51SSam Ravnborg #define SERRANO_IMPL 0x0022 /* Ultra-IIIi+ */ 29*a439fe51SSam Ravnborg 30*a439fe51SSam Ravnborg #define BRANCH_IF_SUN4V(tmp1,label) \ 31*a439fe51SSam Ravnborg sethi %hi(is_sun4v), %tmp1; \ 32*a439fe51SSam Ravnborg lduw [%tmp1 + %lo(is_sun4v)], %tmp1; \ 33*a439fe51SSam Ravnborg brnz,pn %tmp1, label; \ 34*a439fe51SSam Ravnborg nop 35*a439fe51SSam Ravnborg 36*a439fe51SSam Ravnborg #define BRANCH_IF_CHEETAH_BASE(tmp1,tmp2,label) \ 37*a439fe51SSam Ravnborg rdpr %ver, %tmp1; \ 38*a439fe51SSam Ravnborg sethi %hi(__CHEETAH_ID), %tmp2; \ 39*a439fe51SSam Ravnborg srlx %tmp1, 32, %tmp1; \ 40*a439fe51SSam Ravnborg or %tmp2, %lo(__CHEETAH_ID), %tmp2;\ 41*a439fe51SSam Ravnborg cmp %tmp1, %tmp2; \ 42*a439fe51SSam Ravnborg be,pn %icc, label; \ 43*a439fe51SSam Ravnborg nop; 44*a439fe51SSam Ravnborg 45*a439fe51SSam Ravnborg #define BRANCH_IF_JALAPENO(tmp1,tmp2,label) \ 46*a439fe51SSam Ravnborg rdpr %ver, %tmp1; \ 47*a439fe51SSam Ravnborg sethi %hi(__JALAPENO_ID), %tmp2; \ 48*a439fe51SSam Ravnborg srlx %tmp1, 32, %tmp1; \ 49*a439fe51SSam Ravnborg or %tmp2, %lo(__JALAPENO_ID), %tmp2;\ 50*a439fe51SSam Ravnborg cmp %tmp1, %tmp2; \ 51*a439fe51SSam Ravnborg be,pn %icc, label; \ 52*a439fe51SSam Ravnborg nop; 53*a439fe51SSam Ravnborg 54*a439fe51SSam Ravnborg #define BRANCH_IF_CHEETAH_PLUS_OR_FOLLOWON(tmp1,tmp2,label) \ 55*a439fe51SSam Ravnborg rdpr %ver, %tmp1; \ 56*a439fe51SSam Ravnborg srlx %tmp1, (32 + 16), %tmp2; \ 57*a439fe51SSam Ravnborg cmp %tmp2, CHEETAH_MANUF; \ 58*a439fe51SSam Ravnborg bne,pt %xcc, 99f; \ 59*a439fe51SSam Ravnborg sllx %tmp1, 16, %tmp1; \ 60*a439fe51SSam Ravnborg srlx %tmp1, (32 + 16), %tmp2; \ 61*a439fe51SSam Ravnborg cmp %tmp2, CHEETAH_PLUS_IMPL; \ 62*a439fe51SSam Ravnborg bgeu,pt %xcc, label; \ 63*a439fe51SSam Ravnborg 99: nop; 64*a439fe51SSam Ravnborg 65*a439fe51SSam Ravnborg #define BRANCH_IF_ANY_CHEETAH(tmp1,tmp2,label) \ 66*a439fe51SSam Ravnborg rdpr %ver, %tmp1; \ 67*a439fe51SSam Ravnborg srlx %tmp1, (32 + 16), %tmp2; \ 68*a439fe51SSam Ravnborg cmp %tmp2, CHEETAH_MANUF; \ 69*a439fe51SSam Ravnborg bne,pt %xcc, 99f; \ 70*a439fe51SSam Ravnborg sllx %tmp1, 16, %tmp1; \ 71*a439fe51SSam Ravnborg srlx %tmp1, (32 + 16), %tmp2; \ 72*a439fe51SSam Ravnborg cmp %tmp2, CHEETAH_IMPL; \ 73*a439fe51SSam Ravnborg bgeu,pt %xcc, label; \ 74*a439fe51SSam Ravnborg 99: nop; 75*a439fe51SSam Ravnborg 76*a439fe51SSam Ravnborg #endif /* !(_SPARC64_HEAD_H) */ 77