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[Qemu-devel] [PATCH v2 2/8] memory: handle old_portio accesses in MMIO p
From: |
Hervé Poussineau |
Subject: |
[Qemu-devel] [PATCH v2 2/8] memory: handle old_portio accesses in MMIO path |
Date: |
Sun, 9 Jun 2013 01:44:00 +0800 |
This patch is only temporary, and will be removed soon.
Signed-off-by: Hervé Poussineau <address@hidden>
---
memory.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/memory.c b/memory.c
index 5cb8f4a..f27167c 100644
--- a/memory.c
+++ b/memory.c
@@ -933,6 +933,14 @@ static uint64_t memory_region_dispatch_read1(MemoryRegion
*mr,
mr->ops->impl.min_access_size,
mr->ops->impl.max_access_size,
memory_region_read_accessor, mr);
+ } else if (mr->ops->old_portio) {
+ MemoryRegionIORange mrio;
+ MemoryRegionSection mrs = memory_region_find(get_system_io(), addr,
+ size);
+ mrio.mr = mr;
+ mrio.offset = mrs.offset_within_region;
+ memory_region_iorange_read(&mrio.iorange, addr - mrio.offset, size,
+ &data);
} else {
access_with_adjusted_size(addr, &data, size, 1, 4,
memory_region_oldmmio_read_accessor, mr);
@@ -994,6 +1002,14 @@ static bool memory_region_dispatch_write(MemoryRegion *mr,
mr->ops->impl.min_access_size,
mr->ops->impl.max_access_size,
memory_region_write_accessor, mr);
+ } else if (mr->ops->old_portio) {
+ MemoryRegionIORange mrio;
+ MemoryRegionSection mrs = memory_region_find(get_system_io(), addr,
+ size);
+ mrio.mr = mr;
+ mrio.offset = mrs.offset_within_region;
+ memory_region_iorange_write(&mrio.iorange, addr - mrio.offset, size,
+ data);
} else {
access_with_adjusted_size(addr, &data, size, 1, 4,
memory_region_oldmmio_write_accessor, mr);
--
1.7.10.4
- [Qemu-devel] [PATCH v2 0/8] memory: remove old_portio usage, Hervé Poussineau, 2013/06/08
- [Qemu-devel] [PATCH v2 2/8] memory: handle old_portio accesses in MMIO path,
Hervé Poussineau <=
- [Qemu-devel] [PATCH v2 1/8] isa: fix documentation of isa_register_portio_list, Hervé Poussineau, 2013/06/08
- [Qemu-devel] [PATCH v2 3/8] ioport: register memory regions for I/O port lists, Hervé Poussineau, 2013/06/08
- [Qemu-devel] [PATCH v2 4/8] memory: remove code dealing with old_portio, Hervé Poussineau, 2013/06/08
- [Qemu-devel] [PATCH v2 5/8] ioport: reimplement cpu_in/cpu_out using address_space_rw, Hervé Poussineau, 2013/06/08
- [Qemu-devel] [PATCH v2 6/8] ppc: simplify access to PReP I/O region, Hervé Poussineau, 2013/06/08
- [Qemu-devel] [PATCH v2 7/8] PPC: pseries: Remove hack for PIO window, Hervé Poussineau, 2013/06/08
- [Qemu-devel] [PATCH v2 8/8] isa_mmio: simplify access to system I/O region, Hervé Poussineau, 2013/06/08
- Re: [Qemu-devel] [PATCH v2 0/8] memory: remove old_portio usage, Hervé Poussineau, 2013/06/16