From 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 22 Oct 2024 10:36:11 +0000
Subject: [PATCH] 修改4g拨号为QMI,需要在系统里后台执行quectel-CM
---
kernel/tools/testing/selftests/powerpc/include/utils.h | 67 +++++++++++++++++++++++++++++++++
1 files changed, 66 insertions(+), 1 deletions(-)
diff --git a/kernel/tools/testing/selftests/powerpc/include/utils.h b/kernel/tools/testing/selftests/powerpc/include/utils.h
index c58c370..b7d188f 100644
--- a/kernel/tools/testing/selftests/powerpc/include/utils.h
+++ b/kernel/tools/testing/selftests/powerpc/include/utils.h
@@ -1,6 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright 2013, Michael Ellerman, IBM Corp.
- * Licensed under GPLv2.
*/
#ifndef _SELFTESTS_POWERPC_UTILS_H
@@ -11,6 +11,8 @@
#include <stdint.h>
#include <stdbool.h>
#include <linux/auxvec.h>
+#include <linux/perf_event.h>
+#include <asm/cputable.h>
#include "reg.h"
/* Avoid headaches with PRI?64 - just use %ll? always */
@@ -31,6 +33,30 @@
int pick_online_cpu(void);
+int read_debugfs_file(char *debugfs_file, int *result);
+int write_debugfs_file(char *debugfs_file, int result);
+int read_sysfs_file(char *debugfs_file, char *result, size_t result_size);
+int perf_event_open_counter(unsigned int type,
+ unsigned long config, int group_fd);
+int perf_event_enable(int fd);
+int perf_event_disable(int fd);
+int perf_event_reset(int fd);
+
+struct perf_event_read {
+ __u64 nr;
+ __u64 l1d_misses;
+};
+
+#if !defined(__GLIBC_PREREQ) || !__GLIBC_PREREQ(2, 30)
+#include <unistd.h>
+#include <sys/syscall.h>
+
+static inline pid_t gettid(void)
+{
+ return syscall(SYS_gettid);
+}
+#endif
+
static inline bool have_hwcap(unsigned long ftr)
{
return ((unsigned long)get_auxv_entry(AT_HWCAP) & ftr) == ftr;
@@ -49,6 +75,7 @@
#endif
bool is_ppc64le(void);
+int using_hash_mmu(bool *using_hash);
/* Yes, this is evil */
#define FAIL_IF(x) \
@@ -57,6 +84,15 @@
fprintf(stderr, \
"[FAIL] Test FAILED on line %d\n", __LINE__); \
return 1; \
+ } \
+} while (0)
+
+#define FAIL_IF_EXIT(x) \
+do { \
+ if ((x)) { \
+ fprintf(stderr, \
+ "[FAIL] Test FAILED on line %d\n", __LINE__); \
+ _exit(1); \
} \
} while (0)
@@ -72,12 +108,41 @@
} \
} while (0)
+#define SKIP_IF_MSG(x, msg) \
+do { \
+ if ((x)) { \
+ fprintf(stderr, \
+ "[SKIP] Test skipped on line %d: %s\n", \
+ __LINE__, msg); \
+ return MAGIC_SKIP_RETURN_VALUE; \
+ } \
+} while (0)
+
#define _str(s) #s
#define str(s) _str(s)
+
+#define sigsafe_err(msg) ({ \
+ ssize_t nbytes __attribute__((unused)); \
+ nbytes = write(STDERR_FILENO, msg, strlen(msg)); })
/* POWER9 feature */
#ifndef PPC_FEATURE2_ARCH_3_00
#define PPC_FEATURE2_ARCH_3_00 0x00800000
#endif
+/* POWER10 feature */
+#ifndef PPC_FEATURE2_ARCH_3_1
+#define PPC_FEATURE2_ARCH_3_1 0x00040000
+#endif
+
+#if defined(__powerpc64__)
+#define UCONTEXT_NIA(UC) (UC)->uc_mcontext.gp_regs[PT_NIP]
+#define UCONTEXT_MSR(UC) (UC)->uc_mcontext.gp_regs[PT_MSR]
+#elif defined(__powerpc__)
+#define UCONTEXT_NIA(UC) (UC)->uc_mcontext.uc_regs->gregs[PT_NIP]
+#define UCONTEXT_MSR(UC) (UC)->uc_mcontext.uc_regs->gregs[PT_MSR]
+#else
+#error implement UCONTEXT_NIA
+#endif
+
#endif /* _SELFTESTS_POWERPC_UTILS_H */
--
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