Function report |
Source Code:arch\x86\kernel\fpu\init.c |
Create Date:2022-07-28 07:49:02 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:fpu__init_system_early_generic
Proto:static void fpu__init_system_early_generic(struct cpuinfo_x86 *c)
Type:void
Parameter:
Type | Parameter | Name |
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struct cpuinfo_x86 * | c |
75 | If fpu__probe_without_cpuid() Then setup_force_cpu_cap(Onboard FPU ) |
77 | Else setup_clear_cpu_cap(Onboard FPU ) |
82 | If Not test_cpu_cap( & common cpu data for all cpus , Onboard FPU ) Then |
83 | These can be used to print at the various log levels.* All of these will print unconditionally, although note that pr_debug()* and other debug macros are compiled out unless either DEBUG is defined* or CONFIG_DYNAMIC_DEBUG is set.("x86/fpu: Giving up, no FPU found and no math emulation present\n") |
84 | cycle asm volatile |
Name | Describe |
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fpu__init_system | Called on the boot CPU once per system bootup, to set up the initial* FPU state that is later cloned into all processes: |
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