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authorRajithaY <rajithax.yerrumsetty@intel.com>2017-04-25 03:31:15 -0700
committerRajitha Yerrumchetty <rajithax.yerrumsetty@intel.com>2017-05-22 06:48:08 +0000
commitbb756eebdac6fd24e8919e2c43f7d2c8c4091f59 (patch)
treeca11e03542edf2d8f631efeca5e1626d211107e3 /qemu/hw/block/xen_blkif.h
parenta14b48d18a9ed03ec191cf16b162206998a895ce (diff)
Adding qemu as a submodule of KVMFORNFV
This Patch includes the changes to add qemu as a submodule to kvmfornfv repo and make use of the updated latest qemu for the execution of all testcase Change-Id: I1280af507a857675c7f81d30c95255635667bdd7 Signed-off-by:RajithaY<rajithax.yerrumsetty@intel.com>
Diffstat (limited to 'qemu/hw/block/xen_blkif.h')
-rw-r--r--qemu/hw/block/xen_blkif.h119
1 files changed, 0 insertions, 119 deletions
diff --git a/qemu/hw/block/xen_blkif.h b/qemu/hw/block/xen_blkif.h
deleted file mode 100644
index c68487cb3..000000000
--- a/qemu/hw/block/xen_blkif.h
+++ /dev/null
@@ -1,119 +0,0 @@
-#ifndef __XEN_BLKIF_H__
-#define __XEN_BLKIF_H__
-
-#include <xen/io/ring.h>
-#include <xen/io/blkif.h>
-#include <xen/io/protocols.h>
-
-/* Not a real protocol. Used to generate ring structs which contain
- * the elements common to all protocols only. This way we get a
- * compiler-checkable way to use common struct elements, so we can
- * avoid using switch(protocol) in a number of places. */
-struct blkif_common_request {
- char dummy;
-};
-struct blkif_common_response {
- char dummy;
-};
-
-/* i386 protocol version */
-#pragma pack(push, 4)
-struct blkif_x86_32_request {
- uint8_t operation; /* BLKIF_OP_??? */
- uint8_t nr_segments; /* number of segments */
- blkif_vdev_t handle; /* only for read/write requests */
- uint64_t id; /* private guest value, echoed in resp */
- blkif_sector_t sector_number;/* start sector idx on disk (r/w only) */
- struct blkif_request_segment seg[BLKIF_MAX_SEGMENTS_PER_REQUEST];
-};
-struct blkif_x86_32_response {
- uint64_t id; /* copied from request */
- uint8_t operation; /* copied from request */
- int16_t status; /* BLKIF_RSP_??? */
-};
-typedef struct blkif_x86_32_request blkif_x86_32_request_t;
-typedef struct blkif_x86_32_response blkif_x86_32_response_t;
-#pragma pack(pop)
-
-/* x86_64 protocol version */
-struct blkif_x86_64_request {
- uint8_t operation; /* BLKIF_OP_??? */
- uint8_t nr_segments; /* number of segments */
- blkif_vdev_t handle; /* only for read/write requests */
- uint64_t __attribute__((__aligned__(8))) id;
- blkif_sector_t sector_number;/* start sector idx on disk (r/w only) */
- struct blkif_request_segment seg[BLKIF_MAX_SEGMENTS_PER_REQUEST];
-};
-struct blkif_x86_64_response {
- uint64_t __attribute__((__aligned__(8))) id;
- uint8_t operation; /* copied from request */
- int16_t status; /* BLKIF_RSP_??? */
-};
-typedef struct blkif_x86_64_request blkif_x86_64_request_t;
-typedef struct blkif_x86_64_response blkif_x86_64_response_t;
-
-DEFINE_RING_TYPES(blkif_common, struct blkif_common_request, struct blkif_common_response);
-DEFINE_RING_TYPES(blkif_x86_32, struct blkif_x86_32_request, struct blkif_x86_32_response);
-DEFINE_RING_TYPES(blkif_x86_64, struct blkif_x86_64_request, struct blkif_x86_64_response);
-
-union blkif_back_rings {
- blkif_back_ring_t native;
- blkif_common_back_ring_t common;
- blkif_x86_32_back_ring_t x86_32_part;
- blkif_x86_64_back_ring_t x86_64_part;
-};
-typedef union blkif_back_rings blkif_back_rings_t;
-
-enum blkif_protocol {
- BLKIF_PROTOCOL_NATIVE = 1,
- BLKIF_PROTOCOL_X86_32 = 2,
- BLKIF_PROTOCOL_X86_64 = 3,
-};
-
-static inline void blkif_get_x86_32_req(blkif_request_t *dst, blkif_x86_32_request_t *src)
-{
- int i, n = BLKIF_MAX_SEGMENTS_PER_REQUEST;
-
- dst->operation = src->operation;
- dst->nr_segments = src->nr_segments;
- dst->handle = src->handle;
- dst->id = src->id;
- dst->sector_number = src->sector_number;
- if (src->operation == BLKIF_OP_DISCARD) {
- struct blkif_request_discard *s = (void *)src;
- struct blkif_request_discard *d = (void *)dst;
- d->nr_sectors = s->nr_sectors;
- return;
- }
- /* prevent the compiler from optimizing the code and using src->nr_segments instead */
- barrier();
- if (n > dst->nr_segments)
- n = dst->nr_segments;
- for (i = 0; i < n; i++)
- dst->seg[i] = src->seg[i];
-}
-
-static inline void blkif_get_x86_64_req(blkif_request_t *dst, blkif_x86_64_request_t *src)
-{
- int i, n = BLKIF_MAX_SEGMENTS_PER_REQUEST;
-
- dst->operation = src->operation;
- dst->nr_segments = src->nr_segments;
- dst->handle = src->handle;
- dst->id = src->id;
- dst->sector_number = src->sector_number;
- if (src->operation == BLKIF_OP_DISCARD) {
- struct blkif_request_discard *s = (void *)src;
- struct blkif_request_discard *d = (void *)dst;
- d->nr_sectors = s->nr_sectors;
- return;
- }
- /* prevent the compiler from optimizing the code and using src->nr_segments instead */
- barrier();
- if (n > dst->nr_segments)
- n = dst->nr_segments;
- for (i = 0; i < n; i++)
- dst->seg[i] = src->seg[i];
-}
-
-#endif /* __XEN_BLKIF_H__ */