Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\eisa.c Create Date:2022-07-28 08:46:28
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:eisa_bus_probe

Proto:static __init int eisa_bus_probe(void)

Type:int

Parameter:Nothing

13  __iomem * p
15  If xen_pv_domain() && Not xen_initial_domain() Then Return 0
18  p = remap - map bus memory into CPU space*@offset: bus address of the memory*@size: size of the resource to map* ioremap performs a platform specific sequence of operations to* make bus memory CPU accessible via the readb/readw/readl/writeb/
19  If p && readl(p) == 'E' + ('I' << 8) + ('S' << 16) + ('A' << 24) Then EISA_bus = 1
21  iounmap(p)
22  Return 0