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[Qemu-devel] [PATCH 17/22] memory: add big endian support to access_with
From: |
Paolo Bonzini |
Subject: |
[Qemu-devel] [PATCH 17/22] memory: add big endian support to access_with_adjusted_size |
Date: |
Fri, 24 May 2013 19:05:52 +0200 |
This will be used to split 8-byte access down to two four-byte accesses.
Signed-off-by: Paolo Bonzini <address@hidden>
---
memory.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/memory.c b/memory.c
index c72f56d..9085969 100644
--- a/memory.c
+++ b/memory.c
@@ -362,8 +362,12 @@ static void access_with_adjusted_size(hwaddr addr,
access_size = MAX(MIN(size, access_size_max), access_size_min);
access_mask = -1ULL >> (64 - access_size * 8);
for (i = 0; i < size; i += access_size) {
- /* FIXME: big-endian support */
+#if TARGET_WORDS_BIGENDIAN
+ access(opaque, addr + i, value, access_size,
+ (size - access_size - i) * 8, access_mask);
+#else
access(opaque, addr + i, value, access_size, i * 8, access_mask);
+#endif
}
}
--
1.8.1.4
- [Qemu-devel] [PATCH 12/22] exec: introduce memory_access_size, (continued)
- [Qemu-devel] [PATCH 12/22] exec: introduce memory_access_size, Paolo Bonzini, 2013/05/24
- [Qemu-devel] [PATCH 10/22] exec: expect mr->ops to be initialized for ROM, Paolo Bonzini, 2013/05/24
- [Qemu-devel] [PATCH 13/22] memory: export memory_region_access_valid to exec.c, Paolo Bonzini, 2013/05/24
- [Qemu-devel] [PATCH 14/22] exec: implement .valid.accepts for subpages, Paolo Bonzini, 2013/05/24
- [Qemu-devel] [PATCH 20/22] exec: just use io_mem_read/io_mem_write for 8-byte I/O accesses, Paolo Bonzini, 2013/05/24
- [Qemu-devel] [PATCH 21/22] memory: propagate errors on I/O dispatch, Paolo Bonzini, 2013/05/24
- [Qemu-devel] [PATCH 22/22] memory: add return value to address_space_rw/read/write, Paolo Bonzini, 2013/05/24
- [Qemu-devel] [PATCH 18/22] memory: split accesses even when the old MMIO callbacks are used, Paolo Bonzini, 2013/05/24
- [Qemu-devel] [PATCH 19/22] memory: correctly handle endian-swapped 64-bit accesses, Paolo Bonzini, 2013/05/24
- [Qemu-devel] [PATCH 15/22] memory: add address_space_access_valid, Paolo Bonzini, 2013/05/24
- [Qemu-devel] [PATCH 17/22] memory: add big endian support to access_with_adjusted_size,
Paolo Bonzini <=
- [Qemu-devel] [PATCH 16/22] memory: accept mismatching sizes in memory_region_access_valid, Paolo Bonzini, 2013/05/24
- Re: [Qemu-devel] [PATCH 00/22] Memory/IOMMU patches, part 2: unassigned access detection, Richard Henderson, 2013/05/24