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I don't understand why there this is here, since we have exec_ecoff.c in kern, 

but remove the stack setup function anyway.
This commit is contained in:
christos 2003-08-11 12:58:43 +00:00
parent 3530472a3b
commit 2b16e874b8
1 changed files with 5 additions and 54 deletions
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59
sys/arch/sh3/sh3/coff_exec.c
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@ -1,4 +1,4 @@
/* $NetBSD: coff_exec.c,v 1.20 2003/07/15 03:35:56 lukem Exp $ */
/* $NetBSD: coff_exec.c,v 1.21 2003/08/11 12:58:43 christos Exp $ */
/*
* Copyright (c) 1994, 1995 Scott Bartram
@ -35,7 +35,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: coff_exec.c,v 1.20 2003/07/15 03:35:56 lukem Exp $");
__KERNEL_RCSID(0, "$NetBSD: coff_exec.c,v 1.21 2003/08/11 12:58:43 christos Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -103,55 +103,6 @@ exec_coff_makecmds(struct proc *p, struct exec_package *epp)
return error;
}
/*
* exec_coff_setup_stack(): Set up the stack segment for a coff
* executable.
*
* Note that the ep_ssize parameter must be set to be the current stack
* limit; this is adjusted in the body of execve() to yield the
* appropriate stack segment usage once the argument length is
* calculated.
*
* This function returns an int for uniformity with other (future) formats'
* stack setup functions. They might have errors to return.
*/
int
exec_coff_setup_stack(struct proc *p, struct exec_package *epp)
{
DPRINTF(("enter exec_coff_setup_stack\n"));
epp->ep_maxsaddr = USRSTACK - MAXSSIZ;
epp->ep_minsaddr = USRSTACK;
epp->ep_ssize = p->p_rlimit[RLIMIT_STACK].rlim_cur;
/*
* set up commands for stack. note that this takes *two*, one to
* map the part of the stack which we can access, and one to map
* the part which we can't.
*
* arguably, it could be made into one, but that would require the
* addition of another mapping proc, which is unnecessary
*
* note that in memory, things assumed to be: 0 ....... ep_maxsaddr
* <stack> ep_minsaddr
*/
DPRINTF(("VMCMD: addr %lx size %lx\n", epp->ep_maxsaddr,
(epp->ep_minsaddr - epp->ep_ssize) - epp->ep_maxsaddr));
NEW_VMCMD(&epp->ep_vmcmds, vmcmd_map_zero,
((epp->ep_minsaddr - epp->ep_ssize) - epp->ep_maxsaddr),
epp->ep_maxsaddr, NULLVP, 0, VM_PROT_NONE);
DPRINTF(("VMCMD: addr %lx size %lx\n",
epp->ep_minsaddr - epp->ep_ssize,
epp->ep_ssize));
NEW_VMCMD(&epp->ep_vmcmds, vmcmd_map_zero, epp->ep_ssize,
(epp->ep_minsaddr - epp->ep_ssize), NULLVP, 0,
VM_PROT_READ|VM_PROT_WRITE|VM_PROT_EXECUTE);
return 0;
}
/*
* exec_coff_prep_omagic(): Prepare a COFF OMAGIC binary's exec package
*/
@ -188,7 +139,7 @@ exec_coff_prep_omagic(struct proc *p, struct exec_package *epp,
VM_PROT_READ|VM_PROT_WRITE|VM_PROT_EXECUTE);
#endif
return exec_coff_setup_stack(p, epp);
return (*epp->ep_esch->es_setup_stack)(p, epp);
}
/*
@ -227,7 +178,7 @@ exec_coff_prep_nmagic(p, epp, fp, ap)
NULLVP, 0,
VM_PROT_READ|VM_PROT_WRITE|VM_PROT_EXECUTE);
return exec_coff_setup_stack(p, epp);
return (*epp->ep_esch->es_setup_stack)(p, epp);
}
/*
@ -415,7 +366,7 @@ exec_coff_prep_zmagic(struct proc *p, struct exec_package *epp,
epp->ep_daddr, epp->ep_dsize,
epp->ep_entry));
#endif
return exec_coff_setup_stack(p, epp);
return (*epp->ep_esch->es_setup_stack)(p, epp);
}
#if 0