diff options
Diffstat (limited to 'tools/testing/selftests/powerpc/ptrace/ptrace.h')
| -rw-r--r-- | tools/testing/selftests/powerpc/ptrace/ptrace.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/tools/testing/selftests/powerpc/ptrace/ptrace.h b/tools/testing/selftests/powerpc/ptrace/ptrace.h index 9aa0498ac738..19fb825270a1 100644 --- a/tools/testing/selftests/powerpc/ptrace/ptrace.h +++ b/tools/testing/selftests/powerpc/ptrace/ptrace.h @@ -38,6 +38,11 @@ struct fpr_regs { unsigned long fpscr; }; +struct tm_spr_regs { + unsigned long tm_tfhar; + unsigned long tm_texasr; + unsigned long tm_tfiar; +}; #ifndef NT_PPC_TAR #define NT_PPC_TAR 0x103 @@ -605,6 +610,36 @@ int write_vsx_ckpt(pid_t child, unsigned long *vsx) return TEST_PASS; } +/* TM SPR */ +int show_tm_spr(pid_t child, struct tm_spr_regs *out) +{ + struct tm_spr_regs *regs; + struct iovec iov; + int ret; + + regs = (struct tm_spr_regs *) malloc(sizeof(struct tm_spr_regs)); + if (!regs) { + perror("malloc() failed"); + return TEST_FAIL; + } + + iov.iov_base = (u64 *) regs; + iov.iov_len = sizeof(struct tm_spr_regs); + + ret = ptrace(PTRACE_GETREGSET, child, NT_PPC_TM_SPR, &iov); + if (ret) { + perror("ptrace(PTRACE_GETREGSET) failed"); + return TEST_FAIL; + } + + if (out) + memcpy(out, regs, sizeof(struct tm_spr_regs)); + + return TEST_PASS; +} + + + /* Analyse TEXASR after TM failure */ inline unsigned long get_tfiar(void) { |