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7cc09c248f
This patch adds the missing MODULE_LICENSE("GPL").
Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
95 lines
2.2 KiB
C
95 lines
2.2 KiB
C
/*
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* linux/arch/arm/kernel/arthur.c
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*
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* Copyright (C) 1998, 1999, 2000, 2001 Philip Blundell
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*
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* Arthur personality
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*/
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/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*/
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#include <linux/module.h>
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#include <linux/personality.h>
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#include <linux/stddef.h>
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#include <linux/signal.h>
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#include <linux/init.h>
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#include <linux/sched.h>
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#include <asm/ptrace.h>
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/* Arthur doesn't have many signals, and a lot of those that it does
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have don't map easily to any Linux equivalent. Never mind. */
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#define ARTHUR_SIGABRT 1
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#define ARTHUR_SIGFPE 2
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#define ARTHUR_SIGILL 3
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#define ARTHUR_SIGINT 4
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#define ARTHUR_SIGSEGV 5
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#define ARTHUR_SIGTERM 6
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#define ARTHUR_SIGSTAK 7
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#define ARTHUR_SIGUSR1 8
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#define ARTHUR_SIGUSR2 9
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#define ARTHUR_SIGOSERROR 10
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static unsigned long arthur_to_linux_signals[32] = {
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0, 1, 2, 3, 4, 5, 6, 7,
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8, 9, 10, 11, 12, 13, 14, 15,
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16, 17, 18, 19, 20, 21, 22, 23,
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24, 25, 26, 27, 28, 29, 30, 31
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};
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static unsigned long linux_to_arthur_signals[32] = {
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0, -1, ARTHUR_SIGINT, -1,
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ARTHUR_SIGILL, 5, ARTHUR_SIGABRT, 7,
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ARTHUR_SIGFPE, 9, ARTHUR_SIGUSR1, ARTHUR_SIGSEGV,
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ARTHUR_SIGUSR2, 13, 14, ARTHUR_SIGTERM,
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16, 17, 18, 19,
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20, 21, 22, 23,
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24, 25, 26, 27,
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28, 29, 30, 31
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};
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static void arthur_lcall7(int nr, struct pt_regs *regs)
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{
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struct siginfo info;
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info.si_signo = SIGSWI;
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info.si_errno = nr;
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/* Bounce it to the emulator */
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send_sig_info(SIGSWI, &info, current);
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}
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static struct exec_domain arthur_exec_domain = {
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.name = "Arthur",
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.handler = arthur_lcall7,
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.pers_low = PER_RISCOS,
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.pers_high = PER_RISCOS,
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.signal_map = arthur_to_linux_signals,
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.signal_invmap = linux_to_arthur_signals,
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.module = THIS_MODULE,
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};
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/*
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* We could do with some locking to stop Arthur being removed while
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* processes are using it.
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*/
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static int __init arthur_init(void)
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{
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return register_exec_domain(&arthur_exec_domain);
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}
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static void __exit arthur_exit(void)
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{
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unregister_exec_domain(&arthur_exec_domain);
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}
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module_init(arthur_init);
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module_exit(arthur_exit);
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MODULE_LICENSE("GPL");
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