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-rw-r--r--src/arch/x86/interface/pcbios/acpipwr.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/arch/x86/interface/pcbios/acpipwr.c b/src/arch/x86/interface/pcbios/acpipwr.c
index 63b986b6..d19f972d 100644
--- a/src/arch/x86/interface/pcbios/acpipwr.c
+++ b/src/arch/x86/interface/pcbios/acpipwr.c
@@ -23,6 +23,7 @@
FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
+#include <unistd.h>
#include <errno.h>
#include <byteswap.h>
#include <realmode.h>
@@ -111,6 +112,11 @@ int acpi_poweroff ( void ) {
ACPI_PM1_CNT_SLP_EN ), pm1b_cnt );
}
+ /* On some systems, execution will continue briefly. Delay to
+ * avoid potentially confusing log messages.
+ */
+ mdelay ( 1000 );
+
DBGC ( colour, "ACPI power off failed\n" );
return -EPROTO;
}