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author | balrog <balrog@c046a42c-6fe2-441c-8c8c-71466251a162> | 2008-07-19 09:18:48 +0000 |
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committer | balrog <balrog@c046a42c-6fe2-441c-8c8c-71466251a162> | 2008-07-19 09:18:48 +0000 |
commit | 846787113a3c5beb010145c2870ca163c5d21497 (patch) | |
tree | a29f964fa3ae61504c665969fffa9d4d950c06fe /hw/i8259.c | |
parent | 315bc7aa0eb8a0d30a2ffb4f8bfc605575629d61 (diff) | |
download | qemu-846787113a3c5beb010145c2870ca163c5d21497.tar.gz qemu-846787113a3c5beb010145c2870ca163c5d21497.tar.bz2 qemu-846787113a3c5beb010145c2870ca163c5d21497.zip |
Special Mask Mode for i8259 PIC (Sebastian Reichelt).
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4894 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'hw/i8259.c')
-rw-r--r-- | hw/i8259.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/hw/i8259.c b/hw/i8259.c index add63450fe..750a76ca97 100644 --- a/hw/i8259.c +++ b/hw/i8259.c @@ -123,6 +123,8 @@ static int pic_get_irq(PicState *s) master, the IRQ coming from the slave is not taken into account for the priority computation. */ mask = s->isr; + if (s->special_mask) + mask &= ~s->imr; if (s->special_fully_nested_mode && s == &s->pics_state->pics[0]) mask &= ~(1 << 2); cur_priority = get_priority(s, mask); |