Remove IO_MEM_SHIFT

We no longer use any of the lower bits of a ram_addr, so we might as well
use them for the io table index.  This increases the number of potential
I/O handlers by a factor of 8.

Signed-off-by: Avi Kivity <avi@redhat.com>
Reviewed-by: Richard Henderson <rth@twiddle.net>

1 files changed, 0 insertions, 2 deletions

diff --git a/cpu-common.h b/cpu-common.h
index 0f3a68235..a40c57dc1 100644
--- a/cpu-common.h
+++ b/cpu-common.h
@@ -107,8 +107,6 @@ void stq_phys(target_phys_addr_t addr, uint64_t val);
 void cpu_physical_memory_write_rom(target_phys_addr_t addr,
                                    const uint8_t *buf, int len);
 
-#define IO_MEM_SHIFT       3
-
 extern struct MemoryRegion io_mem_ram;
 extern struct MemoryRegion io_mem_rom;
 extern struct MemoryRegion io_mem_unassigned;