From 9db5315b26d46729fcd76d763d58874adc3dc4be Mon Sep 17 00:00:00 2001 From: Pekka Enberg Date: Thu, 1 Apr 2010 17:23:38 +0300 Subject: [PATCH] kvm: Ignore PIC init during boot We don't have interrupt injection so we can safely ignore PIC interrupt masking during bootup. Signed-off-by: Pekka Enberg --- ioport.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/ioport.c b/ioport.c index d59436d..a627e8c 100644 --- a/ioport.c +++ b/ioport.c @@ -42,6 +42,12 @@ static struct ioport_operations dummy_write_only_ioport_ops = { static struct ioport_operations *ioport_ops[USHRT_MAX] = { [0x70] = &cmos_ram_rtc_ops, + /* 0x0020 - 0x003F - 8259A PIC 1 */ + [0x21] = &dummy_write_only_ioport_ops, + + /* 0x00A0 - 0x00AF - 8259A PIC 2 */ + [0xA1] = &dummy_write_only_ioport_ops, + /* 0x00F0 - 0x00FF - Math co-processor */ [0xF0] = &dummy_write_only_ioport_ops, [0xF1] = &dummy_write_only_ioport_ops,