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pl061: fix wrong calculation of GPIOMIS register 

The masked interrupt status register should be the state of the interrupt
after masking.
There should be a logical AND instead of a logical OR between the
interrupt status and the interrupt mask.

Signed-off-by: Victor CLEMENT <victor.clement@openwide.fr>
Reviewed-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Message-id: 1433154824-6927-1-git-send-email-victor.clement@openwide.fr
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
master
Victor CLEMENT 2015-06-02 14:56:23 +01:00 committed by Peter Maydell
parent bd204e63a7
commit 0b2ff2ceb8
1 changed files with 1 additions and 1 deletions
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hw/gpio/pl061.c
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@ -173,7 +173,7 @@ static uint64_t pl061_read(void *opaque, hwaddr offset,
case 0x414: /* Raw interrupt status */
return s->istate;
case 0x418: /* Masked interrupt status */
return s->istate | s->im;
return s->istate & s->im;
case 0x420: /* Alternate function select */
return s->afsel;
case 0x500: /* 2mA drive */