函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\cpu\hygon.c Create Date:2022-07-27 08:59:01
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：hygon_get_topology_early

函数原型：static void hygon_get_topology_early(struct cpuinfo_x86 *c)

返回类型：void

参数：

类型参数名称
struct cpuinfo_x86 *c
55  如果cpu_has(c, Topology extensions CPUID leafs )则Number of siblings per CPU package 等于cpuid_ebx(0x8000001e)右移8位按位与0xff的值加1
调用者
名称描述
early_init_hygon