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| author | Avi Kivity <avi@redhat.com> | 2012-01-02 17:21:07 +0200 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2012-01-04 13:34:50 +0200 |
| commit | 11c7ef0c737f37a487f45c6f3aa070ac7e342e3e (patch) | |
| tree | 6d751394e2d0e18889e95ba1df102c95106fc76c /softmmu_template.h | |
| parent | 75c578dcaae48f239fc87b545022efa8fa13f455 (diff) | |
| download | qemu-11c7ef0c737f37a487f45c6f3aa070ac7e342e3e.tar.gz qemu-11c7ef0c737f37a487f45c6f3aa070ac7e342e3e.tar.bz2 qemu-11c7ef0c737f37a487f45c6f3aa070ac7e342e3e.zip | |
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>
Diffstat (limited to 'softmmu_template.h')
| -rw-r--r-- | softmmu_template.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/softmmu_template.h b/softmmu_template.h index f105d0d594..97020f8185 100644 --- a/softmmu_template.h +++ b/softmmu_template.h @@ -63,7 +63,7 @@ static inline DATA_TYPE glue(io_read, SUFFIX)(target_phys_addr_t physaddr, { DATA_TYPE res; int index; - index = (physaddr >> IO_MEM_SHIFT) & (IO_MEM_NB_ENTRIES - 1); + index = physaddr & (IO_MEM_NB_ENTRIES - 1); physaddr = (physaddr & TARGET_PAGE_MASK) + addr; env->mem_io_pc = (unsigned long)retaddr; if (index != io_mem_ram.ram_addr && index != io_mem_rom.ram_addr @@ -208,7 +208,7 @@ static inline void glue(io_write, SUFFIX)(target_phys_addr_t physaddr, void *retaddr) { int index; - index = (physaddr >> IO_MEM_SHIFT) & (IO_MEM_NB_ENTRIES - 1); + index = physaddr & (IO_MEM_NB_ENTRIES - 1); physaddr = (physaddr & TARGET_PAGE_MASK) + addr; if (index != io_mem_ram.ram_addr && index != io_mem_rom.ram_addr && index != io_mem_unassigned.ram_addr |