// 68020 support defn acidinit() // Called after all the init modules are loaded { bplist = {}; bpfmt = 'x'; srcpath = { "./", "/sys/src/libc/port/", "/sys/src/libc/9sys/", "/sys/src/libc/68020/" }; srcfiles = {}; // list of loaded files srctext = {}; // the text of the files } defn linkreg(addr) { return 0; } defn stk() // trace { _stk(*PC, *A7, 0, 0); } defn lstk() // trace with locals { _stk(*PC, *A7, 0, 1); } defn gpr() // print general purpose registers { print("R0\t", *R0, "R1\t", *R1, "R2\t", *R2, "R3\t", *R3, "\n"); print("R4\t", *R4, "R5\t", *R5, "R6\t", *R6, "R7\t", *R7, "\n"); print("A0\t", *A0, "A1\t", *A1, "A2\t", *A2, "A3\t", *A3, "\n"); print("A4\t", *A4, "A5\t", *A5, "A6\t", *A6, "A7\t", *A7, "\n"); } defn spr() // print special processor registers { local pc; local cause; pc = *PC; print("PC\t", pc, " ", fmt(pc, 'a'), " "); pfl(pc); print("SP\t", *A7, " MAGIC\t", *MAGIC, "\n"); cause = *VO; print("SR\t", *SR, "VO ", cause, " ", reason(cause), "\n"); } defn regs() // print all registers { spr(); gpr(); } defn pstop(pid) { local l; local pc; pc = *PC; print(pid,": ", reason(*VO), "\t"); print(fmt(pc, 'a'), "\t", fmt(pc, 'i'), "\n"); if notes then { if notes[0] != "sys: breakpoint" then { print("Notes pending:\n"); l = notes; while l do { print("\t", head l, "\n"); l = tail l; } } } } aggr Ureg { 'U' 0 r0; 'U' 4 r1; 'U' 8 r2; 'U' 12 r3; 'U' 16 r4; 'U' 20 r5; 'U' 24 r6; 'U' 28 r7; 'U' 32 a0; 'U' 36 a1; 'U' 40 a2; 'U' 44 a3; 'U' 48 a4; 'U' 52 a5; 'U' 56 a6; 'U' 60 sp; 'U' 64 usp; 'U' 68 magic; 'u' 72 sr; 'U' 74 pc; 'u' 78 vo; 'a' 80 microstate; }; defn Ureg(addr) { complex Ureg addr; print(" r0 ", addr.r0, "\n"); print(" r1 ", addr.r1, "\n"); print(" r2 ", addr.r2, "\n"); print(" r3 ", addr.r3, "\n"); print(" r4 ", addr.r4, "\n"); print(" r5 ", addr.r5, "\n"); print(" r6 ", addr.r6, "\n"); print(" r7 ", addr.r7, "\n"); print(" a0 ", addr.a0, "\n"); print(" a1 ", addr.a1, "\n"); print(" a2 ", addr.a2, "\n"); print(" a3 ", addr.a3, "\n"); print(" a4 ", addr.a4, "\n"); print(" a5 ", addr.a5, "\n"); print(" a6 ", addr.a6, "\n"); print(" sp ", addr.sp, "\n"); print(" usp ", addr.usp, "\n"); print(" magic ", addr.magic, "\n"); print(" sr ", addr.sr, "\n"); print(" pc ", addr.pc, "\n"); print(" vo ", addr.vo, "\n"); print(" microstate ", addr.microstate, "\n"); }; print(acidfile);