1 /* SPDX-License-Identifier: GPL-2.0 or MIT */
12  * - Low bandwidth (LB) hypercalls (I/O port based, vmcall and vmmcall)
17  * arg0 - VMWARE_HYPERVISOR_MAGIC
18  * arg2 - Hypercall command
19  * arg3 bits [15:0] - Port number, LB and direction flags
21  * - Low bandwidth TDX hypercalls (x86_64 only) are similar to LB
27  * - High bandwidth (HB) hypercalls are I/O port based only. They have
32  * arg0 - VMWARE_HYPERVISOR_MAGIC
33  * arg1 - Hypercall command
34  * arg3 bits [15:0] - Port number, HB and direction flags
41  * number to distinguish between high- and low bandwidth versions, and
66  *   bits [19:16] sub-command, range [0, 15]
75 					   unsigned long in4, unsigned long in5,
84 					  unsigned long in4, unsigned long in5,
174 				unsigned long in3, unsigned long in4,  in vmware_hypercall5()  argument
175 				unsigned long in5, u32 *out2)  in vmware_hypercall5()  argument
180 		return vmware_tdx_hypercall(cmd, in1, in3, in4, in5,  in vmware_hypercall5()
184 		return vmware_hypercall_slow(cmd, in1, in3, in4, in5,  in vmware_hypercall5()
194 		  "S" (in4),  in vmware_hypercall5()
195 		  "D" (in5)  in vmware_hypercall5()
229 				unsigned long in3, unsigned long in4,  in vmware_hypercall7()  argument
230 				unsigned long in5, u32 *out1,  in vmware_hypercall7()  argument
236 		return vmware_tdx_hypercall(cmd, in1, in3, in4, in5,  in vmware_hypercall7()
240 		return vmware_hypercall_slow(cmd, in1, in3, in4, in5,  in vmware_hypercall7()
250 		  "S" (in4),  in vmware_hypercall7()
251 		  "D" (in5)  in vmware_hypercall7()
271 				      unsigned long in3, unsigned long in4,  in vmware_hypercall_hb_out()  argument
272 				      unsigned long in5, unsigned long in6,  in vmware_hypercall_hb_out()  argument
290 		  "S" (in4),  in vmware_hypercall_hb_out()
291 		  "D" (in5),  in vmware_hypercall_hb_out()
299 				     unsigned long in3, unsigned long in4,  in vmware_hypercall_hb_in()  argument
300 				     unsigned long in5, unsigned long in6,  in vmware_hypercall_hb_in()  argument
318 		  "S" (in4),  in vmware_hypercall_hb_in()
319 		  "D" (in5),  in vmware_hypercall_hb_in()