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Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
58 lines
1.6 KiB
C
58 lines
1.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Copyright (C) 2015, Bin Meng <bmeng.cn@gmail.com>
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*/
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#ifndef _ASM_CPU_X86_H
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#define _ASM_CPU_X86_H
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/**
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* cpu_x86_bind() - Bind an x86 CPU with the driver
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*
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* This updates cpu device's platform data with information from device tree,
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* like the processor local apic id.
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*
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* @dev: Device to check (UCLASS_CPU)
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* Return: 0 always
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*/
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int cpu_x86_bind(struct udevice *dev);
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/**
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* cpu_x86_get_desc() - Get a description string for an x86 CPU
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*
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* This uses cpu_get_name() and is suitable to use as the get_desc() method for
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* the CPU uclass.
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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_x86_get_desc(const struct udevice *dev, char *buf, int size);
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/**
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* cpu_x86_get_count() - Get the number of cores for an x86 CPU
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*
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* This function is suitable to use as the get_count() method for
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* the CPU uclass.
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*
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* @dev: Device to check (UCLASS_CPU)
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* @return: Number of cores if successful,
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* -ENOENT if not "/cpus" entry is found in the device tree
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*/
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int cpu_x86_get_count(const struct udevice *dev);
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/**
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* cpu_x86_get_vendor() - Get a vendor string for an x86 CPU
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*
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* This uses cpu_vendor_name() and is suitable to use as the get_vendor()
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* method for the CPU uclass.
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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_x86_get_vendor(const struct udevice *dev, char *buf, int size);
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#endif /* _ASM_CPU_X86_H */
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