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kvm: Ignore PIC init during boot

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We don't have interrupt injection so we can safely ignore PIC interrupt masking
during bootup.

Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
This commit is contained in:
Pekka Enberg
2010-04-01 17:23:38 +03:00
committed by Will Deacon
parent f4acd5ea0d
commit 9db5315b26
1 changed files with 6 additions and 0 deletions
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ioport.c
+6
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@@ -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,