ref: 38ea1ac105f4484f02bba3bfbc790ebe4f18f016
dir: /sys/src/libmach/9.c/
/* * PowerPC 64 definition * forsyth@vitanuova.com */ #include <u.h> #include <libc.h> #include <bio.h> #include "/power64/include/ureg.h" #include <mach.h> #define REGOFF(x) offsetof(struct Ureg, x) #define R31 REGOFF(r31) #define FP_REG(x) (R31+4+8*(x)) #define REGSIZE sizeof(struct Ureg) #define FPREGSIZE (8*33) Reglist power64reglist[] = { {"CAUSE", REGOFF(cause), RINT|RRDONLY, 'Y'}, {"TRAP", REGOFF(cause), RINT|RRDONLY, 'Y'}, /* alias for acid */ // {"MSR", REGOFF(msr), RINT|RRDONLY, 'Y'}, {"PC", REGOFF(pc), RINT, 'Y'}, {"LR", REGOFF(lr), RINT, 'Y'}, {"CR", REGOFF(cr), RINT, 'X'}, {"XER", REGOFF(xer), RINT, 'Y'}, {"CTR", REGOFF(ctr), RINT, 'Y'}, {"PC", REGOFF(pc), RINT, 'Y'}, {"SP", REGOFF(sp), RINT, 'Y'}, {"R0", REGOFF(r0), RINT, 'Y'}, /* R1 is SP */ {"R2", REGOFF(r2), RINT, 'Y'}, {"R3", REGOFF(r3), RINT, 'Y'}, {"R4", REGOFF(r4), RINT, 'Y'}, {"R5", REGOFF(r5), RINT, 'Y'}, {"R6", REGOFF(r6), RINT, 'Y'}, {"R7", REGOFF(r7), RINT, 'Y'}, {"R8", REGOFF(r8), RINT, 'Y'}, {"R9", REGOFF(r9), RINT, 'Y'}, {"R10", REGOFF(r10), RINT, 'Y'}, {"R11", REGOFF(r11), RINT, 'Y'}, {"R12", REGOFF(r12), RINT, 'Y'}, {"R13", REGOFF(r13), RINT, 'Y'}, {"R14", REGOFF(r14), RINT, 'Y'}, {"R15", REGOFF(r15), RINT, 'Y'}, {"R16", REGOFF(r16), RINT, 'Y'}, {"R17", REGOFF(r17), RINT, 'Y'}, {"R18", REGOFF(r18), RINT, 'Y'}, {"R19", REGOFF(r19), RINT, 'Y'}, {"R20", REGOFF(r20), RINT, 'Y'}, {"R21", REGOFF(r21), RINT, 'Y'}, {"R22", REGOFF(r22), RINT, 'Y'}, {"R23", REGOFF(r23), RINT, 'Y'}, {"R24", REGOFF(r24), RINT, 'Y'}, {"R25", REGOFF(r25), RINT, 'Y'}, {"R26", REGOFF(r26), RINT, 'Y'}, {"R27", REGOFF(r27), RINT, 'Y'}, {"R28", REGOFF(r28), RINT, 'Y'}, {"R29", REGOFF(r29), RINT, 'Y'}, {"R30", REGOFF(r30), RINT, 'Y'}, {"R31", REGOFF(r31), RINT, 'Y'}, {"F0", FP_REG(0), RFLT, 'F'}, {"F1", FP_REG(1), RFLT, 'F'}, {"F2", FP_REG(2), RFLT, 'F'}, {"F3", FP_REG(3), RFLT, 'F'}, {"F4", FP_REG(4), RFLT, 'F'}, {"F5", FP_REG(5), RFLT, 'F'}, {"F6", FP_REG(6), RFLT, 'F'}, {"F7", FP_REG(7), RFLT, 'F'}, {"F8", FP_REG(8), RFLT, 'F'}, {"F9", FP_REG(9), RFLT, 'F'}, {"F10", FP_REG(10), RFLT, 'F'}, {"F11", FP_REG(11), RFLT, 'F'}, {"F12", FP_REG(12), RFLT, 'F'}, {"F13", FP_REG(13), RFLT, 'F'}, {"F14", FP_REG(14), RFLT, 'F'}, {"F15", FP_REG(15), RFLT, 'F'}, {"F16", FP_REG(16), RFLT, 'F'}, {"F17", FP_REG(17), RFLT, 'F'}, {"F18", FP_REG(18), RFLT, 'F'}, {"F19", FP_REG(19), RFLT, 'F'}, {"F20", FP_REG(20), RFLT, 'F'}, {"F21", FP_REG(21), RFLT, 'F'}, {"F22", FP_REG(22), RFLT, 'F'}, {"F23", FP_REG(23), RFLT, 'F'}, {"F24", FP_REG(24), RFLT, 'F'}, {"F25", FP_REG(25), RFLT, 'F'}, {"F26", FP_REG(26), RFLT, 'F'}, {"F27", FP_REG(27), RFLT, 'F'}, {"F28", FP_REG(28), RFLT, 'F'}, {"F29", FP_REG(29), RFLT, 'F'}, {"F30", FP_REG(30), RFLT, 'F'}, {"F31", FP_REG(31), RFLT, 'F'}, {"FPSCR", FP_REG(32)+4, RFLT, 'X'}, { 0 } }; /* the machine description */ Mach mpower64 = { "power64", MPOWER64, /* machine type */ power64reglist, /* register set */ REGSIZE, /* number of bytes in register set */ FPREGSIZE, /* number of bytes in FP register set */ "PC", /* name of PC */ "SP", /* name of SP */ "LR", /* name of link register */ "setSB", /* static base register name */ 0, /* value */ 0x100000, /* page size (TODO, too many choices) */ 0xffffffff80000000ull, /* kernel base (TODO, likely incorrect) */ 0xf000000000000000ull, /* kernel text mask (TODO, likely incorrect) */ 0x00007ffffff00000ull, /* user stack top (TODO, likely incorrect) */ 4, /* quantization of pc */ 8, /* szaddr */ 8, /* szreg */ 4, /* szfloat */ 8, /* szdouble */ };