Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\rtc.c Create Date:2022-07-28 07:47:21
Last Modify:2020-03-12 14:18:49 Copyright©Brick
home page Tree
Annotation kernel can get tool activityDownload SCCTChinese

Name:Routines for accessing the CMOS RAM/RTC.

Proto:unsigned char rtc_cmos_read(unsigned char addr)

Type:unsigned char

Parameter:

TypeParameterName
unsigned charaddr
130  Do
130  Do
130  Do
130  ({
130  __dummy == __dummy2
130  1
130  })
130  cmos_flags = For spinlocks, etc:
130  When 0 cycle
130  When 0 cycle
130  All of these below must be called with interrupts off, preempt* disabled, etc.
131  Basic port I/O
132  val = inb(RTC_PORT(1))
133  unlock_cmos()
133  Do
133  Do
133  ({
133  __dummy == __dummy2
133  1
133  })
133  arch_local_irq_restore(cmos_flags)
133  When 0 cycle
133  When 0 cycle
133  When 0 cycle
135  Return val