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kvm: Ignore PIC accesses

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Fix up some dummy ioport ops so that we don't stop on PIC setup code in the
kernel.

Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
This commit is contained in:
Pekka Enberg
2015-06-01 16:39:39 +01:00
committed by Will Deacon
parent 29443dabe7
commit da0fdbdbd6
1 changed files with 4 additions and 2 deletions
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ioport.c
+4 -2
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@@ -53,10 +53,12 @@ static struct ioport_operations *ioport_ops[USHRT_MAX] = {
[0x70] = &cmos_ram_rtc_ops,
/* 0x0020 - 0x003F - 8259A PIC 1 */
[0x21] = &dummy_write_only_ioport_ops,
[0x20] = &dummy_read_write_ioport_ops,
[0x21] = &dummy_read_write_ioport_ops,
/* 0x00A0 - 0x00AF - 8259A PIC 2 */
[0xA1] = &dummy_write_only_ioport_ops,
[0xA0] = &dummy_read_write_ioport_ops,
[0xA1] = &dummy_read_write_ioport_ops,
/* 0x00F0 - 0x00FF - Math co-processor */
[0xF0] = &dummy_write_only_ioport_ops,