448 riscv_handle_world_switch(struct hypctx *hypctx, struct vm_exit *vme,  in riscv_handle_world_switch()  argument
460 	if (vme->scause & SCAUSE_INTR) {  in riscv_handle_world_switch()
465 		vme->exitcode = VM_EXITCODE_BOGUS;  in riscv_handle_world_switch()
466 		vme->inst_length = 0;  in riscv_handle_world_switch()
470 	switch (vme->scause) {  in riscv_handle_world_switch()
474 		gpa = (vme->htval << 2) | (vme->stval & 0x3);  in riscv_handle_world_switch()
476 			vme->exitcode = VM_EXITCODE_PAGING;  in riscv_handle_world_switch()
477 			vme->inst_length = 0;  in riscv_handle_world_switch()
478 			vme->u.paging.gpa = gpa;  in riscv_handle_world_switch()
480 			ret = riscv_gen_inst_emul_data(hypctx, vme, &trap);  in riscv_handle_world_switch()
482 				vme->exitcode = VM_EXITCODE_HYP;  in riscv_handle_world_switch()
483 				vme->u.hyp.scause = trap.scause;  in riscv_handle_world_switch()
486 			vme->exitcode = VM_EXITCODE_INST_EMUL;  in riscv_handle_world_switch()
494 		    "0x%lx\n", __func__, vme->sepc, vme->stval, vme->htval);  in riscv_handle_world_switch()
496 		vme->exitcode = VM_EXITCODE_BOGUS;  in riscv_handle_world_switch()
503 		for (i = 0; i < nitems(vme->u.ecall.args); i++)  in riscv_handle_world_switch()
504 			vme->u.ecall.args[i] = hypctx->guest_regs.hyp_a[i];  in riscv_handle_world_switch()
505 		vme->exitcode = VM_EXITCODE_ECALL;  in riscv_handle_world_switch()
508 		insn = vme->stval;  in riscv_handle_world_switch()
510 			vme->exitcode = VM_EXITCODE_WFI;  in riscv_handle_world_switch()
512 			vme->exitcode = VM_EXITCODE_BOGUS;  in riscv_handle_world_switch()
516 		printf("unknown scause %lx\n", vme->scause);  in riscv_handle_world_switch()
518 		vme->exitcode = VM_EXITCODE_BOGUS;  in riscv_handle_world_switch()
606 	struct vm_exit *vme;  in vmmops_run()  local
614 	vme = vm_exitinfo(vcpu);  in vmmops_run()
699 		vme->scause = csr_read(scause);  in vmmops_run()
700 		vme->sepc = csr_read(sepc);  in vmmops_run()
701 		vme->stval = csr_read(stval);  in vmmops_run()
702 		vme->htval = csr_read(htval);  in vmmops_run()
703 		vme->htinst = csr_read(htinst);  in vmmops_run()
708 		vme->pc = hypctx->guest_regs.hyp_sepc;  in vmmops_run()
709 		vme->inst_length = INSN_SIZE;  in vmmops_run()
711 		handled = riscv_handle_world_switch(hypctx, vme, pmap);  in vmmops_run()
717 			hypctx->guest_regs.hyp_sepc += vme->inst_length;  in vmmops_run()