1 /* 2 * alpha definition 3 */ 4 #include <u.h> 5 #include <libc.h> 6 #include <bio.h> 7 #include "alpha/ureg.h" 8 #include <mach.h> 9 10 #define REGOFF(x) (ulong)(&((struct Ureg *) 0)->x) 11 12 #define REGSIZE sizeof(struct Ureg) 13 #define FPREGSIZE (8*33) 14 15 #define SP REGOFF(sp) 16 #define PC REGOFF(pc) 17 #define FP_REG(x) (REGSIZE+8*(x)) 18 19 Reglist alphareglist[] = { 20 {"STATUS", REGOFF(status), RINT|RRDONLY, 'W'}, 21 {"TYPE", REGOFF(type), RINT|RRDONLY, 'W'}, 22 {"A0", REGOFF(a0), RINT|RRDONLY, 'W'}, 23 {"A1", REGOFF(a1), RINT|RRDONLY, 'W'}, 24 {"A2", REGOFF(a2), RINT|RRDONLY, 'W'}, 25 {"PC", PC, RINT, 'X'}, 26 {"SP", SP, RINT, 'X'}, 27 {"R29", REGOFF(r29), RINT, 'W'}, 28 {"R28", REGOFF(r28), RINT, 'W'}, 29 {"R27", REGOFF(r27), RINT, 'W'}, 30 {"R26", REGOFF(r26), RINT, 'W'}, 31 {"R25", REGOFF(r25), RINT, 'W'}, 32 {"R24", REGOFF(r24), RINT, 'W'}, 33 {"R23", REGOFF(r23), RINT, 'W'}, 34 {"R22", REGOFF(r22), RINT, 'W'}, 35 {"R21", REGOFF(r21), RINT, 'W'}, 36 {"R20", REGOFF(r20), RINT, 'W'}, 37 {"R19", REGOFF(r19), RINT, 'W'}, 38 {"R18", REGOFF(r18), RINT, 'W'}, 39 {"R17", REGOFF(r17), RINT, 'W'}, 40 {"R16", REGOFF(r16), RINT, 'W'}, 41 {"R15", REGOFF(r15), RINT, 'W'}, 42 {"R14", REGOFF(r14), RINT, 'W'}, 43 {"R13", REGOFF(r13), RINT, 'W'}, 44 {"R12", REGOFF(r12), RINT, 'W'}, 45 {"R11", REGOFF(r11), RINT, 'W'}, 46 {"R10", REGOFF(r10), RINT, 'W'}, 47 {"R9", REGOFF(r9), RINT, 'W'}, 48 {"R8", REGOFF(r8), RINT, 'W'}, 49 {"R7", REGOFF(r7), RINT, 'W'}, 50 {"R6", REGOFF(r6), RINT, 'W'}, 51 {"R5", REGOFF(r5), RINT, 'W'}, 52 {"R4", REGOFF(r4), RINT, 'W'}, 53 {"R3", REGOFF(r3), RINT, 'W'}, 54 {"R2", REGOFF(r2), RINT, 'W'}, 55 {"R1", REGOFF(r1), RINT, 'W'}, 56 {"R0", REGOFF(r0), RINT, 'W'}, 57 {"F0", FP_REG(0), RFLT, 'F'}, 58 {"F1", FP_REG(1), RFLT, 'F'}, 59 {"F2", FP_REG(2), RFLT, 'F'}, 60 {"F3", FP_REG(3), RFLT, 'F'}, 61 {"F4", FP_REG(4), RFLT, 'F'}, 62 {"F5", FP_REG(5), RFLT, 'F'}, 63 {"F6", FP_REG(6), RFLT, 'F'}, 64 {"F7", FP_REG(7), RFLT, 'F'}, 65 {"F8", FP_REG(8), RFLT, 'F'}, 66 {"F9", FP_REG(9), RFLT, 'F'}, 67 {"F10", FP_REG(10), RFLT, 'F'}, 68 {"F11", FP_REG(11), RFLT, 'F'}, 69 {"F12", FP_REG(12), RFLT, 'F'}, 70 {"F13", FP_REG(13), RFLT, 'F'}, 71 {"F14", FP_REG(14), RFLT, 'F'}, 72 {"F15", FP_REG(15), RFLT, 'F'}, 73 {"F16", FP_REG(16), RFLT, 'F'}, 74 {"F17", FP_REG(17), RFLT, 'F'}, 75 {"F18", FP_REG(18), RFLT, 'F'}, 76 {"F19", FP_REG(19), RFLT, 'F'}, 77 {"F20", FP_REG(20), RFLT, 'F'}, 78 {"F21", FP_REG(21), RFLT, 'F'}, 79 {"F22", FP_REG(22), RFLT, 'F'}, 80 {"F23", FP_REG(23), RFLT, 'F'}, 81 {"F24", FP_REG(24), RFLT, 'F'}, 82 {"F25", FP_REG(25), RFLT, 'F'}, 83 {"F26", FP_REG(26), RFLT, 'F'}, 84 {"F27", FP_REG(27), RFLT, 'F'}, 85 {"F28", FP_REG(28), RFLT, 'F'}, 86 {"F29", FP_REG(29), RFLT, 'F'}, 87 {"F30", FP_REG(30), RFLT, 'F'}, 88 {"F31", FP_REG(31), RFLT, 'F'}, 89 {"FPCR", FP_REG(32), RFLT, 'W'}, 90 { 0 } 91 }; 92 93 /* the machine description */ 94 Mach malpha = 95 { 96 "alpha", 97 MALPHA, /* machine type */ 98 alphareglist, /* register set */ 99 REGSIZE, /* number of bytes in reg set */ 100 FPREGSIZE, /* number of bytes in fp reg set */ 101 "PC", 102 "SP", 103 "R29", 104 "setSB", /* static base register name */ 105 0, /* static base register value */ 106 0x2000, /* page size */ 107 0x80000000ULL, /* kernel base */ 108 0xF0000000ULL, /* kernel text mask */ 109 0x7FFFFFFFULL, /* user stack top */ 110 4, /* quantization of pc */ 111 4, /* szaddr */ 112 8, /* szreg (not used?) */ 113 4, /* szfloat */ 114 8, /* szdouble */ 115 }; 116