46 void openbsd_compat_setup(struct exec_package *epp);
62 exec_aout_makecmds(p, epp)  in exec_aout_makecmds()  argument
64 	struct exec_package *epp;
69 	struct exec *execp = epp->ep_hdr;
71 	if (epp->ep_hdrvalid < sizeof(struct exec))
82 		error = exec_aout_prep_zmagic(p, epp);
85 		error = exec_aout_prep_nmagic(p, epp);
88 		error = exec_aout_prep_omagic(p, epp);
91 		error = cpu_exec_aout_makecmds(p, epp);
95 		kill_vmcmds(&epp->ep_vmcmds);
97 	openbsd_compat_setup(epp);
114 exec_aout_prep_zmagic(p, epp)  in exec_aout_prep_zmagic()  argument
116 	struct exec_package *epp;
118 	struct exec *execp = epp->ep_hdr;
120 	epp->ep_taddr = USRTEXT;
121 	epp->ep_tsize = execp->a_text;
122 	epp->ep_daddr = epp->ep_taddr + execp->a_text;
123 	epp->ep_dsize = execp->a_data + execp->a_bss;
124 	epp->ep_entry = execp->a_entry;
132 	    epp->ep_vp->v_writecount != 0) {
134 		if (epp->ep_vp->v_flag & VTEXT)
139 	vn_marktext(epp->ep_vp);
142 	NEW_VMCMD(&epp->ep_vmcmds, vmcmd_map_pagedvn, execp->a_text,
143 	    epp->ep_taddr, epp->ep_vp, 0, VM_PROT_READ|VM_PROT_EXECUTE);
146 	NEW_VMCMD(&epp->ep_vmcmds, vmcmd_map_pagedvn, execp->a_data,
147 	    epp->ep_daddr, epp->ep_vp, execp->a_text,
151 	NEW_VMCMD(&epp->ep_vmcmds, vmcmd_map_zero, execp->a_bss,
152 	    epp->ep_daddr + execp->a_data, NULLVP, 0,
155 	return exec_setup_stack(p, epp);
163 exec_aout_prep_nmagic(p, epp)  in exec_aout_prep_nmagic()  argument
165 	struct exec_package *epp;
167 	struct exec *execp = epp->ep_hdr;
170 	epp->ep_taddr = USRTEXT;
171 	epp->ep_tsize = execp->a_text;
172 	epp->ep_daddr = roundup(epp->ep_taddr + execp->a_text, __LDPGSZ);
173 	epp->ep_dsize = execp->a_data + execp->a_bss;
174 	epp->ep_entry = execp->a_entry;
177 	NEW_VMCMD(&epp->ep_vmcmds, vmcmd_map_readvn, execp->a_text,
178 	    epp->ep_taddr, epp->ep_vp, sizeof(struct exec),
182 	NEW_VMCMD(&epp->ep_vmcmds, vmcmd_map_readvn, execp->a_data,
183 	    epp->ep_daddr, epp->ep_vp, execp->a_text + sizeof(struct exec),
187 	baddr = round_page(epp->ep_daddr + execp->a_data);
188 	bsize = epp->ep_daddr + epp->ep_dsize - baddr;
190 		NEW_VMCMD(&epp->ep_vmcmds, vmcmd_map_zero, bsize, baddr,
193 	return exec_setup_stack(p, epp);
201 exec_aout_prep_omagic(p, epp)  in exec_aout_prep_omagic()  argument
203 	struct exec_package *epp;
205 	struct exec *execp = epp->ep_hdr;
208 	epp->ep_taddr = USRTEXT;
209 	epp->ep_tsize = execp->a_text;
210 	epp->ep_daddr = epp->ep_taddr + execp->a_text;
211 	epp->ep_dsize = execp->a_data + execp->a_bss;
212 	epp->ep_entry = execp->a_entry;
215 	NEW_VMCMD(&epp->ep_vmcmds, vmcmd_map_readvn,
216 	    execp->a_text + execp->a_data, epp->ep_taddr, epp->ep_vp,
220 	baddr = round_page(epp->ep_daddr + execp->a_data);
221 	bsize = epp->ep_daddr + epp->ep_dsize - baddr;
223 		NEW_VMCMD(&epp->ep_vmcmds, vmcmd_map_zero, bsize, baddr,
234 	dsize = epp->ep_dsize + execp->a_text - round_page(execp->a_text);
235 	epp->ep_dsize = (dsize > 0) ? dsize : 0;
236 	return exec_setup_stack(p, epp);