From: Denis Mukhin <[email protected]> Use cpu_hlt() instead of open-coded "hlt" in pch_sysreset_power_off().
Also, replace the open-coded busy loop in efi_reset_system() and use cpu_hlt(). Signed-off-by: Denis Mukhin <[email protected]> --- Changes since v2: - n/a Changes since v1: - dropped unneeded #include - corrected the commit message --- drivers/sysreset/sysreset_x86.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/sysreset/sysreset_x86.c b/drivers/sysreset/sysreset_x86.c index c2f28c65280f..afb77d9c5c21 100644 --- a/drivers/sysreset/sysreset_x86.c +++ b/drivers/sysreset/sysreset_x86.c @@ -65,7 +65,7 @@ int pch_sysreset_power_off(struct udevice *dev) outl(reg32, pm.base + pm.pm1_cnt_ofs); for (;;) - asm("hlt"); + cpu_hlt(); } static int x86_sysreset_request(struct udevice *dev, enum sysreset_t type) @@ -120,7 +120,8 @@ void __efi_runtime EFIAPI efi_reset_system( /* TODO EFI_RESET_SHUTDOWN */ - while (1) { } + for (;;) + cpu_hlt(); } #endif -- 2.54.0
