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use constant IOPORTS_MASK instead of 0xffff.

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Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Isaku Yamahata 2009-07-02 19:32:07 +09:00 • committed by Anthony Liguori
parent 3299397760
commit d56dd6cf03
5 changed files with 16 additions and 15 deletions
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4
ioport.c
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@ -94,7 +94,7 @@ static uint32_t default_ioport_readw(void *opaque, uint32_t address)
{
uint32_t data;
data = ioport_read(0, address);
address = (address + 1) & (MAX_IOPORTS - 1);
address = (address + 1) & IOPORTS_MASK;
data |= ioport_read(0, address) << 8;
return data;
}
@ -102,7 +102,7 @@ static uint32_t default_ioport_readw(void *opaque, uint32_t address)
static void default_ioport_writew(void *opaque, uint32_t address, uint32_t data)
{
ioport_write(0, address, data & 0xff);
address = (address + 1) & (MAX_IOPORTS - 1);
address = (address + 1) & IOPORTS_MASK;
ioport_write(0, address, (data >> 8) & 0xff);
}