nuttx/arch/arm/include
Masayuki Ishikawa 6158b6b77b spinlock: Introduce SP_WFE() and SP_SEV()
Summary:
- This commit introduces SP_WFE() and SP_SEV() to be used for spinlock
- Also, use wfe/sev instructions for ARMV7-A to reduce power consumption

Impact:
- ARMV7-a SMP only

Testing:
- sabre-6quad:smp (QEMU, dev board)
- maix-bit:smp, esp32-devkitc:smp, spresense:smp sim:smp (compile only)

Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
2020-12-11 05:58:35 -06:00
..
a1x
am335x
arm
armv6-m
armv7-a
armv7-m
armv7-r
armv8-m
c5471
cxd56xx
dm320
efm32
eoss3
imx1
imx6
imxrt
kinetis
kl
lc823450
lpc17xx_40xx
lpc31xx
lpc43xx
lpc54xx
lpc214x
lpc2378
max326xx
moxart
nrf52
nuc1xx
s32k1xx
sam34
sama5
samd2l2
samd5e5
samv7
stm32
stm32f0l0g0
stm32f7
stm32h7
stm32l4
str71x
tiva
tms570
xmc4
.gitignore
arch.h
elf.h
inttypes.h
irq.h
limits.h
setjmp.h
spinlock.h
stdarg.h
syscall.h
tls.h
types.h