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[Qemu-devel] [PATCH 2/8] virtio: add virtio_*_phys_cached
From: |
Paolo Bonzini |
Subject: |
[Qemu-devel] [PATCH 2/8] virtio: add virtio_*_phys_cached |
Date: |
Tue, 24 Jan 2017 19:04:14 +0100 |
Reviewed-by: Stefan Hajnoczi <address@hidden>
Signed-off-by: Paolo Bonzini <address@hidden>
---
include/hw/virtio/virtio-access.h | 52 +++++++++++++++++++++++++++++++++++++++
1 file changed, 52 insertions(+)
diff --git a/include/hw/virtio/virtio-access.h
b/include/hw/virtio/virtio-access.h
index 91ae14d..2e92074 100644
--- a/include/hw/virtio/virtio-access.h
+++ b/include/hw/virtio/virtio-access.h
@@ -156,6 +156,58 @@ static inline uint16_t virtio_tswap16(VirtIODevice *vdev,
uint16_t s)
#endif
}
+static inline uint16_t virtio_lduw_phys_cached(VirtIODevice *vdev,
+ MemoryRegionCache *cache,
+ hwaddr pa)
+{
+ if (virtio_access_is_big_endian(vdev)) {
+ return lduw_be_phys_cached(cache, pa);
+ }
+ return lduw_le_phys_cached(cache, pa);
+}
+
+static inline uint32_t virtio_ldl_phys_cached(VirtIODevice *vdev,
+ MemoryRegionCache *cache,
+ hwaddr pa)
+{
+ if (virtio_access_is_big_endian(vdev)) {
+ return ldl_be_phys_cached(cache, pa);
+ }
+ return ldl_le_phys_cached(cache, pa);
+}
+
+static inline uint64_t virtio_ldq_phys_cached(VirtIODevice *vdev,
+ MemoryRegionCache *cache,
+ hwaddr pa)
+{
+ if (virtio_access_is_big_endian(vdev)) {
+ return ldq_be_phys_cached(cache, pa);
+ }
+ return ldq_le_phys_cached(cache, pa);
+}
+
+static inline void virtio_stw_phys_cached(VirtIODevice *vdev,
+ MemoryRegionCache *cache,
+ hwaddr pa, uint16_t value)
+{
+ if (virtio_access_is_big_endian(vdev)) {
+ stw_be_phys_cached(cache, pa, value);
+ } else {
+ stw_le_phys_cached(cache, pa, value);
+ }
+}
+
+static inline void virtio_stl_phys_cached(VirtIODevice *vdev,
+ MemoryRegionCache *cache,
+ hwaddr pa, uint32_t value)
+{
+ if (virtio_access_is_big_endian(vdev)) {
+ stl_be_phys_cached(cache, pa, value);
+ } else {
+ stl_le_phys_cached(cache, pa, value);
+ }
+}
+
static inline void virtio_tswap16s(VirtIODevice *vdev, uint16_t *s)
{
*s = virtio_tswap16(vdev, *s);
--
2.9.3
- [Qemu-devel] [PATCH v2 0/8] virtio: use MemoryRegionCache for descriptors and rings, Paolo Bonzini, 2017/01/24
- [Qemu-devel] [PATCH 1/8] virtio: make virtio_should_notify static, Paolo Bonzini, 2017/01/24
- [Qemu-devel] [PATCH 4/8] exec: make address_space_cache_destroy idempotent, Paolo Bonzini, 2017/01/24
- [Qemu-devel] [PATCH 3/8] virtio: use address_space_map/unmap to access descriptors, Paolo Bonzini, 2017/01/24
- [Qemu-devel] [PATCH 5/8] virtio: use MemoryRegionCache to access descriptors, Paolo Bonzini, 2017/01/24
- [Qemu-devel] [PATCH 2/8] virtio: add virtio_*_phys_cached,
Paolo Bonzini <=
- [Qemu-devel] [PATCH 6/8] virtio: add MemoryListener to cache ring translations, Paolo Bonzini, 2017/01/24
- [Qemu-devel] [PATCH 7/8] virtio: use VRingMemoryRegionCaches for descriptor ring, Paolo Bonzini, 2017/01/24
- [Qemu-devel] [PATCH 8/8] virtio: use VRingMemoryRegionCaches for avail and used rings, Paolo Bonzini, 2017/01/24
- Re: [Qemu-devel] [PATCH v2 0/8] virtio: use MemoryRegionCache for descriptors and rings, no-reply, 2017/01/24