ref: 61cc0694649a4d4b109d168032f431751f57f083
dir: /sys/src/libc/power/notejmp.c/
#include <u.h> #include <libc.h> #include <ureg.h> int __noterestore(void); void notejmp(void *vr, jmp_buf j, int ret) { struct Ureg *r = vr; /* * song and dance to get around the kernel smashing r3 in noted */ r->r4 = ret; if(ret == 0) r->r4 = 1; r->r5 = j[JMPBUFPC] - JMPBUFDPC; r->pc = (ulong)__noterestore; r->sp = j[JMPBUFSP]; noted(NCONT); }