1 /* 2 * PTRACE_GETREGS was added to the PowerPC kernel in v2.6.23, 3 * we provide a slow fallback for old kernels. 4 */ 5 static int 6 getregs_old(pid_t pid) 7 { 8 int i; 9 long r; 10 11 if (iflag) { 12 r = upeek(pid, sizeof(long) * PT_NIP, (long *)&ppc_regs.nip); 13 if (r) 14 goto out; 15 } 16 #ifdef POWERPC64 /* else we never use it */ 17 r = upeek(pid, sizeof(long) * PT_MSR, (long *)&ppc_regs.msr); 18 if (r) 19 goto out; 20 #endif 21 r = upeek(pid, sizeof(long) * PT_CCR, (long *)&ppc_regs.ccr); 22 if (r) 23 goto out; 24 r = upeek(pid, sizeof(long) * PT_ORIG_R3, (long *)&ppc_regs.orig_gpr3); 25 if (r) 26 goto out; 27 for (i = 0; i <= 8; i++) { 28 r = upeek(pid, sizeof(long) * (PT_R0 + i), 29 (long *)&ppc_regs.gpr[i]); 30 if (r) 31 goto out; 32 } 33 out: 34 return r; 35 } 36
