diff options
Diffstat (limited to 'hw/misc/ivshmem.c')
| -rw-r--r-- | hw/misc/ivshmem.c | 28 |
1 files changed, 15 insertions, 13 deletions
diff --git a/hw/misc/ivshmem.c b/hw/misc/ivshmem.c index 40a2ebca20..abeaf3da08 100644 --- a/hw/misc/ivshmem.c +++ b/hw/misc/ivshmem.c @@ -88,7 +88,7 @@ typedef struct IVShmemState { /* exactly one of these two may be set */ HostMemoryBackend *hostmem; /* with interrupts */ - CharDriverState *server_chr; /* without interrupts */ + CharBackend server_chr; /* without interrupts */ /* registers */ uint32_t intrmask; @@ -627,8 +627,7 @@ static void ivshmem_read(void *opaque, const uint8_t *buf, int size) msg = le64_to_cpu(s->msg_buf); s->msg_buffered_bytes = 0; - fd = qemu_chr_fe_get_msgfd(s->server_chr); - IVSHMEM_DPRINTF("posn is %" PRId64 ", fd is %d\n", msg, fd); + fd = qemu_chr_fe_get_msgfd(&s->server_chr); process_msg(s, msg, fd, &err); if (err) { @@ -643,8 +642,8 @@ static int64_t ivshmem_recv_msg(IVShmemState *s, int *pfd, Error **errp) n = 0; do { - ret = qemu_chr_fe_read_all(s->server_chr, (uint8_t *)&msg + n, - sizeof(msg) - n); + ret = qemu_chr_fe_read_all(&s->server_chr, (uint8_t *)&msg + n, + sizeof(msg) - n); if (ret < 0 && ret != -EINTR) { error_setg_errno(errp, -ret, "read from server failed"); return INT64_MIN; @@ -652,7 +651,7 @@ static int64_t ivshmem_recv_msg(IVShmemState *s, int *pfd, Error **errp) n += ret; } while (n < sizeof(msg)); - *pfd = qemu_chr_fe_get_msgfd(s->server_chr); + *pfd = qemu_chr_fe_get_msgfd(&s->server_chr); return msg; } @@ -859,7 +858,7 @@ static void ivshmem_common_realize(PCIDevice *dev, Error **errp) pci_register_bar(dev, 0, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->ivshmem_mmio); - if (!s->not_legacy_32bit) { + if (s->not_legacy_32bit) { attr |= PCI_BASE_ADDRESS_MEM_TYPE_64; } @@ -869,10 +868,11 @@ static void ivshmem_common_realize(PCIDevice *dev, Error **errp) s->ivshmem_bar2 = host_memory_backend_get_memory(s->hostmem, &error_abort); } else { - assert(s->server_chr); + CharDriverState *chr = qemu_chr_fe_get_driver(&s->server_chr); + assert(chr); IVSHMEM_DPRINTF("using shared memory server (socket = %s)\n", - s->server_chr->filename); + chr->filename); /* we allocate enough space for 16 peers and grow as needed */ resize_peers(s, 16); @@ -894,8 +894,8 @@ static void ivshmem_common_realize(PCIDevice *dev, Error **errp) return; } - qemu_chr_add_handlers(s->server_chr, ivshmem_can_receive, - ivshmem_read, NULL, s); + qemu_chr_fe_set_handlers(&s->server_chr, ivshmem_can_receive, + ivshmem_read, NULL, s, NULL, true); if (ivshmem_setup_interrupts(s) < 0) { error_setg(errp, "failed to initialize interrupts"); @@ -1045,6 +1045,7 @@ static void ivshmem_plain_init(Object *obj) ivshmem_check_memdev_is_busy, OBJ_PROP_LINK_UNREF_ON_RELEASE, &error_abort); + s->not_legacy_32bit = 1; } static void ivshmem_plain_realize(PCIDevice *dev, Error **errp) @@ -1116,13 +1117,14 @@ static void ivshmem_doorbell_init(Object *obj) s->features |= (1 << IVSHMEM_MSI); s->legacy_size = SIZE_MAX; /* whatever the server sends */ + s->not_legacy_32bit = 1; } static void ivshmem_doorbell_realize(PCIDevice *dev, Error **errp) { IVShmemState *s = IVSHMEM_COMMON(dev); - if (!s->server_chr) { + if (!qemu_chr_fe_get_driver(&s->server_chr)) { error_setg(errp, "You must specify a 'chardev'"); return; } @@ -1251,7 +1253,7 @@ static void ivshmem_realize(PCIDevice *dev, Error **errp) " or ivshmem-doorbell instead"); } - if (!!s->server_chr + !!s->shmobj != 1) { + if (!!qemu_chr_fe_get_driver(&s->server_chr) + !!s->shmobj != 1) { error_setg(errp, "You must specify either 'shm' or 'chardev'"); return; } |