diff options
Diffstat (limited to 'include/hw')
| -rw-r--r-- | include/hw/misc/vmcoreinfo.h | 46 | ||||
| -rw-r--r-- | include/hw/nvram/fw_cfg.h | 3 | ||||
| -rw-r--r-- | include/hw/pci/pci.h | 6 |
3 files changed, 55 insertions, 0 deletions
diff --git a/include/hw/misc/vmcoreinfo.h b/include/hw/misc/vmcoreinfo.h new file mode 100644 index 0000000000..c3aa856545 --- /dev/null +++ b/include/hw/misc/vmcoreinfo.h @@ -0,0 +1,46 @@ +/* + * Virtual Machine coreinfo device + * + * Copyright (C) 2017 Red Hat, Inc. + * + * Authors: Marc-André Lureau <marcandre.lureau@redhat.com> + * + * This work is licensed under the terms of the GNU GPL, version 2 or later. + * See the COPYING file in the top-level directory. + * + */ +#ifndef VMCOREINFO_H +#define VMCOREINFO_H + +#include "hw/qdev.h" + +#define VMCOREINFO_DEVICE "vmcoreinfo" +#define VMCOREINFO(obj) OBJECT_CHECK(VMCoreInfoState, (obj), VMCOREINFO_DEVICE) + +#define VMCOREINFO_FORMAT_NONE 0x0 +#define VMCOREINFO_FORMAT_ELF 0x1 + +/* all fields are little-endian */ +typedef struct FWCfgVMCoreInfo { + uint16_t host_format; /* set on reset */ + uint16_t guest_format; + uint32_t size; + uint64_t paddr; +} QEMU_PACKED FWCfgVMCoreInfo; + +typedef struct VMCoreInfoState { + DeviceClass parent_obj; + + bool has_vmcoreinfo; + FWCfgVMCoreInfo vmcoreinfo; +} VMCoreInfoState; + +/* returns NULL unless there is exactly one device */ +static inline VMCoreInfoState *vmcoreinfo_find(void) +{ + Object *o = object_resolve_path_type("", VMCOREINFO_DEVICE, NULL); + + return o ? VMCOREINFO(o) : NULL; +} + +#endif diff --git a/include/hw/nvram/fw_cfg.h b/include/hw/nvram/fw_cfg.h index f50d068563..7ccbae5fba 100644 --- a/include/hw/nvram/fw_cfg.h +++ b/include/hw/nvram/fw_cfg.h @@ -45,6 +45,7 @@ typedef struct FWCfgDmaAccess { } QEMU_PACKED FWCfgDmaAccess; typedef void (*FWCfgCallback)(void *opaque); +typedef void (*FWCfgWriteCallback)(void *opaque, off_t start, size_t len); struct FWCfgState { /*< private >*/ @@ -183,6 +184,7 @@ void fw_cfg_add_file(FWCfgState *s, const char *filename, void *data, * @s: fw_cfg device being modified * @filename: name of new fw_cfg file item * @select_cb: callback function when selecting + * @write_cb: callback function after a write * @callback_opaque: argument to be passed into callback function * @data: pointer to start of item data * @len: size of item data @@ -202,6 +204,7 @@ void fw_cfg_add_file(FWCfgState *s, const char *filename, void *data, */ void fw_cfg_add_file_callback(FWCfgState *s, const char *filename, FWCfgCallback select_cb, + FWCfgWriteCallback write_cb, void *callback_opaque, void *data, size_t len, bool read_only); diff --git a/include/hw/pci/pci.h b/include/hw/pci/pci.h index aa7ef9cf69..8d02a0a383 100644 --- a/include/hw/pci/pci.h +++ b/include/hw/pci/pci.h @@ -198,6 +198,12 @@ enum { #define PCI_DEVICE_GET_CLASS(obj) \ OBJECT_GET_CLASS(PCIDeviceClass, (obj), TYPE_PCI_DEVICE) +/* Implemented by devices that can be plugged on PCI Express buses */ +#define INTERFACE_PCIE_DEVICE "pci-express-device" + +/* Implemented by devices that can be plugged on Conventional PCI buses */ +#define INTERFACE_CONVENTIONAL_PCI_DEVICE "conventional-pci-device" + typedef struct PCIINTxRoute { enum { PCI_INTX_ENABLED, |