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@@ -0,0 +1,84 @@
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+/*
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+ * Copyright (c) 2015 Google, Inc
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+ * Written by Simon Glass <sjg@chromium.org>
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+ *
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+ * SPDX-License-Identifier: GPL-2.0+
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+ */
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+
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+#ifndef __CPU_H
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+#define __CPU_H
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+
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+/**
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+ * struct cpu_platdata - platform data for a CPU
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+ *
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+ * This can be accessed with dev_get_parent_platdata() for any UCLASS_CPU
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+ * device.
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+ *
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+ * @cpu_id: Platform-specific way of identifying the CPU.
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+ */
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+struct cpu_platdata {
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+ int cpu_id;
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+};
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+
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+/* CPU features - mostly just a placeholder for now */
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+enum {
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+ CPU_FEAT_L1_CACHE = 0, /* Supports level 1 cache */
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+ CPU_FEAT_MMU = 1, /* Supports virtual memory */
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+
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+ CPU_FEAT_COUNT,
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+};
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+
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+/**
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+ * struct cpu_info - Information about a CPU
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+ *
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+ * @cpu_freq: Current CPU frequency in Hz
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+ * @features: Flags for supported CPU features
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+ */
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+struct cpu_info {
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+ ulong cpu_freq;
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+ ulong features;
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+};
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+
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+struct cpu_ops {
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+ /**
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+ * get_desc() - Get a description string for a CPU
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+ *
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+ * @dev: Device to check (UCLASS_CPU)
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+ * @buf: Buffer to place string
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+ * @size: Size of string space
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+ * @return 0 if OK, -ENOSPC if buffer is too small, other -ve on error
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+ */
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+ int (*get_desc)(struct udevice *dev, char *buf, int size);
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+
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+ /**
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+ * get_info() - Get information about a CPU
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+ *
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+ * @dev: Device to check (UCLASS_CPU)
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+ * @info: Returns CPU info
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+ * @return 0 if OK, -ve on error
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+ */
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+ int (*get_info)(struct udevice *dev, struct cpu_info *info);
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+};
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+
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+#define cpu_get_ops(dev) ((struct cpu_ops *)(dev)->driver->ops)
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+
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+/**
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+ * cpu_get_desc() - Get a description string for a CPU
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+ *
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+ * @dev: Device to check (UCLASS_CPU)
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+ * @buf: Buffer to place string
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+ * @size: Size of string space
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+ * @return 0 if OK, -ENOSPC if buffer is too small, other -ve on error
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+ */
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+int cpu_get_desc(struct udevice *dev, char *buf, int size);
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+
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+/**
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+ * cpu_get_info() - Get information about a CPU
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+ *
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+ * @dev: Device to check (UCLASS_CPU)
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+ * @info: Returns CPU info
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+ * @return 0 if OK, -ve on error
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+ */
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+int cpu_get_info(struct udevice *dev, struct cpu_info *info);
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+
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+#endif
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