summaryrefslogtreecommitdiff
path: root/include/linux/device-id/x86_cpu.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/device-id/x86_cpu.h')
-rw-r--r--include/linux/device-id/x86_cpu.h44
1 files changed, 44 insertions, 0 deletions
diff --git a/include/linux/device-id/x86_cpu.h b/include/linux/device-id/x86_cpu.h
new file mode 100644
index 000000000000..f44e5253ccca
--- /dev/null
+++ b/include/linux/device-id/x86_cpu.h
@@ -0,0 +1,44 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef LINUX_DEVICE_ID_X86_CPU_H
+#define LINUX_DEVICE_ID_X86_CPU_H
+
+#ifdef __KERNEL__
+#include <linux/types.h>
+typedef unsigned long kernel_ulong_t;
+#endif
+
+/* Wild cards for x86_cpu_id::vendor, family, model and feature */
+#define X86_VENDOR_ANY 0xffff
+#define X86_FAMILY_ANY 0
+#define X86_MODEL_ANY 0
+#define X86_STEPPING_ANY 0
+#define X86_STEP_MIN 0
+#define X86_STEP_MAX 0xf
+#define X86_PLATFORM_ANY 0x0
+#define X86_FEATURE_ANY 0 /* Same as FPU, you can't test for that */
+#define X86_CPU_TYPE_ANY 0
+
+/*
+ * Match x86 CPUs for CPU specific drivers.
+ * See documentation of "x86_match_cpu" for details.
+ */
+
+/*
+ * MODULE_DEVICE_TABLE expects this struct to be called x86cpu_device_id.
+ * Although gcc seems to ignore this error, clang fails without this define.
+ */
+#define x86cpu_device_id x86_cpu_id
+struct x86_cpu_id {
+ __u16 vendor;
+ __u16 family;
+ __u16 model;
+ __u16 steppings;
+ __u16 feature; /* bit index */
+ /* Solely for kernel-internal use: DO NOT EXPORT to userspace! */
+ __u16 flags;
+ __u8 platform_mask;
+ __u8 type;
+ kernel_ulong_t driver_data;
+};
+
+#endif /* ifndef LINUX_DEVICE_ID_X86_CPU_H */