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hw/alpha: Don't use get_system_io

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Advancements in the ioport subsystem mean that we need no longer
thunk memory-mapped i/o through the system-io address space.

Signed-off-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Richard Henderson 2013-07-08 13:55:30 -07:00
parent c3cb8e7780
commit 056e6bae1c
3 changed files with 8 additions and 57 deletions
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44
hw/alpha/pci.c
View file

@ -12,50 +12,6 @@
#include "sysemu/sysemu.h"
/* PCI IO reads/writes, to byte-word addressable memory. */
/* ??? Doesn't handle multiple PCI busses. */
static uint64_t bw_io_read(void *opaque, hwaddr addr, unsigned size)
{
switch (size) {
case 1:
return cpu_inb(addr);
case 2:
return cpu_inw(addr);
case 4:
return cpu_inl(addr);
}
abort();
}
static void bw_io_write(void *opaque, hwaddr addr,
uint64_t val, unsigned size)
{
switch (size) {
case 1:
cpu_outb(addr, val);
break;
case 2:
cpu_outw(addr, val);
break;
case 4:
cpu_outl(addr, val);
break;
default:
abort();
}
}
const MemoryRegionOps alpha_pci_bw_io_ops = {
.read = bw_io_read,
.write = bw_io_write,
.endianness = DEVICE_LITTLE_ENDIAN,
.impl = {
.min_access_size = 1,
.max_access_size = 4,
},
};
/* PCI config space reads/writes, to byte-word addressable memory. */
static uint64_t bw_conf1_read(void *opaque, hwaddr addr,
unsigned size)