drivers/xen/efi.c

42 #define efi_data(op)	(op.u.efi_runtime_call)
52 		BUILD_BUG_ON(sizeof(*tm) != sizeof(efi_data(op).u.get_time.time));
53 		memcpy(tm, &efi_data(op).u.get_time.time, sizeof(*tm));
57 		tc->resolution = efi_data(op).u.get_time.resolution;
58 		tc->accuracy = efi_data(op).u.get_time.accuracy;
59 		tc->sets_to_zero = !!(efi_data(op).misc &
63 	return efi_data(op).status;
70 	BUILD_BUG_ON(sizeof(*tm) != sizeof(efi_data(op).u.set_time));
71 	memcpy(&efi_data(op).u.set_time, tm, sizeof(*tm));
76 	return efi_data(op).status;
89 		BUILD_BUG_ON(sizeof(*tm) != sizeof(efi_data(op).u.get_wakeup_time));
90 		memcpy(tm, &efi_data(op).u.get_wakeup_time, sizeof(*tm));
94 		*enabled = !!(efi_data(op).misc & XEN_EFI_GET_WAKEUP_TIME_ENABLED);
97 		*pending = !!(efi_data(op).misc & XEN_EFI_GET_WAKEUP_TIME_PENDING);
99 	return efi_data(op).status;
106 	BUILD_BUG_ON(sizeof(*tm) != sizeof(efi_data(op).u.set_wakeup_time));
108 		efi_data(op).misc = XEN_EFI_SET_WAKEUP_TIME_ENABLE;
110 		memcpy(&efi_data(op).u.set_wakeup_time, tm, sizeof(*tm));
112 		efi_data(op).misc |= XEN_EFI_SET_WAKEUP_TIME_ENABLE_ONLY;
117 	return efi_data(op).status;
126 	set_xen_guest_handle(efi_data(op).u.get_variable.name, name);
128 		     sizeof(efi_data(op).u.get_variable.vendor_guid));
129 	memcpy(&efi_data(op).u.get_variable.vendor_guid, vendor, sizeof(*vendor));
130 	efi_data(op).u.get_variable.size = *data_size;
131 	set_xen_guest_handle(efi_data(op).u.get_variable.data, data);
136 	*data_size = efi_data(op).u.get_variable.size;
138 		*attr = efi_data(op).misc;
140 	return efi_data(op).status;
149 	efi_data(op).u.get_next_variable_name.size = *name_size;
150 	set_xen_guest_handle(efi_data(op).u.get_next_variable_name.name, name);
152 		     sizeof(efi_data(op).u.get_next_variable_name.vendor_guid));
153 	memcpy(&efi_data(op).u.get_next_variable_name.vendor_guid, vendor,
159 	*name_size = efi_data(op).u.get_next_variable_name.size;
160 	memcpy(vendor, &efi_data(op).u.get_next_variable_name.vendor_guid,
163 	return efi_data(op).status;
172 	set_xen_guest_handle(efi_data(op).u.set_variable.name, name);
173 	efi_data(op).misc = attr;
175 		     sizeof(efi_data(op).u.set_variable.vendor_guid));
176 	memcpy(&efi_data(op).u.set_variable.vendor_guid, vendor, sizeof(*vendor));
177 	efi_data(op).u.set_variable.size = data_size;
178 	set_xen_guest_handle(efi_data(op).u.set_variable.data, data);
183 	return efi_data(op).status;
195 	efi_data(op).u.query_variable_info.attr = attr;
200 	*storage_space = efi_data(op).u.query_variable_info.max_store_size;
201 	*remaining_space = efi_data(op).u.query_variable_info.remain_store_size;
202 	*max_variable_size = efi_data(op).u.query_variable_info.max_size;
204 	return efi_data(op).status;
214 	*count = efi_data(op).misc;
216 	return efi_data(op).status;
227 	set_xen_guest_handle(efi_data(op).u.update_capsule.capsule_header_array,
229 	efi_data(op).u.update_capsule.capsule_count = count;
230 	efi_data(op).u.update_capsule.sg_list = sg_list;
235 	return efi_data(op).status;
246 	set_xen_guest_handle(efi_data(op).u.query_capsule_capabilities.capsule_header_array,
248 	efi_data(op).u.query_capsule_capabilities.capsule_count = count;
253 	*max_size = efi_data(op).u.query_capsule_capabilities.max_capsule_size;
254 	*reset_type = efi_data(op).u.query_capsule_capabilities.reset_type;
256 	return efi_data(op).status;