Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\amd_nb.c Create Date:2022-07-28 08:43:55
Last Modify:2020-03-16 21:36:56 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:Apply erratum 688 fix so machines without a BIOS fix work.

Proto:static __init void fix_erratum_688(void)

Type:void

Parameter:Nothing

503  If x86 != 0x14 Then Return
506  If Not num Then Return
509  F4 = link
510  If Not F4 Then Return
513  If pci_read_config_dword(F4, 0x164, & val) Then Return
516  If val & BIT(2) Then Return
519  Call a function on all processors
521  pr_info("x86/cpu/AMD: CPU erratum 688 worked around\n")
Caller
NameDescribe
init_amd_nbs