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hw/pxa2xx.c: Fix handling of RW bits in PMCR

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Fix an error in commit afd4a6522 which meant that writing a zero
to the RW bits in the PMCR wouldn't actually clear them. (Error
spotted by Andrzej Zaborowski.)

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Andrzej Zaborowski <andrew.zaborowski@intel.com>
This commit is contained in:
Peter Maydell 2011-11-13 14:18:39 +00:00 committed by Andrzej Zaborowski
parent e7852674d5
commit 7c64d297f9
1 changed files with 1 additions and 0 deletions
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hw/pxa2xx.c
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@ -117,6 +117,7 @@ static void pxa2xx_pm_write(void *opaque, target_phys_addr_t addr,
/* Clear the write-one-to-clear bits... */ /* Clear the write-one-to-clear bits... */
s->pm_regs[addr >> 2] &= ~(value & 0x2a); s->pm_regs[addr >> 2] &= ~(value & 0x2a);
/* ...and set the plain r/w bits */ /* ...and set the plain r/w bits */
s->pm_regs[addr >> 2] &= ~0x15;
s->pm_regs[addr >> 2] |= value & 0x15; s->pm_regs[addr >> 2] |= value & 0x15;
break; break;