diff options
Diffstat (limited to 'roms/u-boot/arch/x86/include/asm/cpu_x86.h')
-rw-r--r-- | roms/u-boot/arch/x86/include/asm/cpu_x86.h | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/roms/u-boot/arch/x86/include/asm/cpu_x86.h b/roms/u-boot/arch/x86/include/asm/cpu_x86.h new file mode 100644 index 000000000..4fd5f03fd --- /dev/null +++ b/roms/u-boot/arch/x86/include/asm/cpu_x86.h @@ -0,0 +1,58 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright (C) 2015, Bin Meng <bmeng.cn@gmail.com> + */ + +#ifndef _ASM_CPU_X86_H +#define _ASM_CPU_X86_H + +/** + * cpu_x86_bind() - Bind an x86 CPU with the driver + * + * This updates cpu device's platform data with information from device tree, + * like the processor local apic id. + * + * @dev: Device to check (UCLASS_CPU) + * @return 0 always + */ +int cpu_x86_bind(struct udevice *dev); + +/** + * cpu_x86_get_desc() - Get a description string for an x86 CPU + * + * This uses cpu_get_name() and is suitable to use as the get_desc() method for + * the CPU uclass. + * + * @dev: Device to check (UCLASS_CPU) + * @buf: Buffer to place string + * @size: Size of string space + * @return: 0 if OK, -ENOSPC if buffer is too small, other -ve on error + */ +int cpu_x86_get_desc(const struct udevice *dev, char *buf, int size); + +/** + * cpu_x86_get_count() - Get the number of cores for an x86 CPU + * + * This function is suitable to use as the get_count() method for + * the CPU uclass. + * + * @dev: Device to check (UCLASS_CPU) + * @return: Number of cores if successful, + * -ENOENT if not "/cpus" entry is found in the device tree + */ +int cpu_x86_get_count(const struct udevice *dev); + +/** + * cpu_x86_get_vendor() - Get a vendor string for an x86 CPU + * + * This uses cpu_vendor_name() and is suitable to use as the get_vendor() + * method for the CPU uclass. + * + * @dev: Device to check (UCLASS_CPU) + * @buf: Buffer to place string + * @size: Size of string space + * @return: 0 if OK, -ENOSPC if buffer is too small, other -ve on error + */ +int cpu_x86_get_vendor(const struct udevice *dev, char *buf, int size); + +#endif /* _ASM_CPU_X86_H */ |