1 #include <u.h> 2 #include <libc.h> 3 #include <ureg.h> 4 5 int __noterestore(void); 6 7 void notejmp(void * vr,jmp_buf j,int ret)8notejmp(void *vr, jmp_buf j, int ret) 9 { 10 struct Ureg *r = vr; 11 12 /* 13 * song and dance to get around the kernel smashing r7 in noted 14 */ 15 r->r8 = ret; 16 if(ret == 0) 17 r->r8 = 1; 18 r->r9 = j[JMPBUFPC] - JMPBUFDPC; 19 r->pc = (ulong)__noterestore; 20 r->npc = (ulong)__noterestore + 4; 21 r->sp = j[JMPBUFSP]; 22 noted(NCONT); 23 } 24