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TOMOYO Linux Cross Reference
Linux/arch/hexagon/kernel/vm_events.c

Version: ~ [ linux-5.4-rc3 ] ~ [ linux-5.3.6 ] ~ [ linux-5.2.21 ] ~ [ linux-5.1.21 ] ~ [ linux-5.0.21 ] ~ [ linux-4.20.17 ] ~ [ linux-4.19.79 ] ~ [ linux-4.18.20 ] ~ [ linux-4.17.19 ] ~ [ linux-4.16.18 ] ~ [ linux-4.15.18 ] ~ [ linux-4.14.149 ] ~ [ linux-4.13.16 ] ~ [ linux-4.12.14 ] ~ [ linux-4.11.12 ] ~ [ linux-4.10.17 ] ~ [ linux-4.9.196 ] ~ [ linux-4.8.17 ] ~ [ linux-4.7.10 ] ~ [ linux-4.6.7 ] ~ [ linux-4.5.7 ] ~ [ linux-4.4.196 ] ~ [ linux-4.3.6 ] ~ [ linux-4.2.8 ] ~ [ linux-4.1.52 ] ~ [ linux-4.0.9 ] ~ [ linux-3.19.8 ] ~ [ linux-3.18.140 ] ~ [ linux-3.17.8 ] ~ [ linux-3.16.75 ] ~ [ linux-3.15.10 ] ~ [ linux-3.14.79 ] ~ [ linux-3.13.11 ] ~ [ linux-3.12.74 ] ~ [ linux-3.11.10 ] ~ [ linux-3.10.108 ] ~ [ linux-3.9.11 ] ~ [ linux-3.8.13 ] ~ [ linux-3.7.10 ] ~ [ linux-3.6.11 ] ~ [ linux-3.5.7 ] ~ [ linux-3.4.113 ] ~ [ linux-3.3.8 ] ~ [ linux-3.2.102 ] ~ [ linux-3.1.10 ] ~ [ linux-3.0.101 ] ~ [ linux-2.6.32.71 ] ~ [ linux-2.6.0 ] ~ [ linux-2.4.37.11 ] ~ [ unix-v6-master ] ~ [ ccs-tools-1.8.5 ] ~ [ policy-sample ] ~
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  1 /*
  2  * Mostly IRQ support for Hexagon
  3  *
  4  * Copyright (c) 2010-2012, The Linux Foundation. All rights reserved.
  5  *
  6  * This program is free software; you can redistribute it and/or modify
  7  * it under the terms of the GNU General Public License version 2 and
  8  * only version 2 as published by the Free Software Foundation.
  9  *
 10  * This program is distributed in the hope that it will be useful,
 11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
 12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 13  * GNU General Public License for more details.
 14  *
 15  * You should have received a copy of the GNU General Public License
 16  * along with this program; if not, write to the Free Software
 17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 18  * 02110-1301, USA.
 19  */
 20 
 21 #include <linux/kernel.h>
 22 #include <asm/registers.h>
 23 #include <linux/irq.h>
 24 #include <linux/hardirq.h>
 25 
 26 /*
 27  * show_regs - print pt_regs structure
 28  * @regs: pointer to pt_regs
 29  *
 30  * To-do:  add all the accessor definitions to registers.h
 31  *
 32  * Will make this routine a lot easier to write.
 33  */
 34 void show_regs(struct pt_regs *regs)
 35 {
 36         show_regs_print_info(KERN_EMERG);
 37 
 38         printk(KERN_EMERG "restart_r0: \t0x%08lx   syscall_nr: %ld\n",
 39                regs->restart_r0, regs->syscall_nr);
 40         printk(KERN_EMERG "preds: \t\t0x%08lx\n", regs->preds);
 41         printk(KERN_EMERG "lc0: \t0x%08lx   sa0: 0x%08lx   m0:  0x%08lx\n",
 42                regs->lc0, regs->sa0, regs->m0);
 43         printk(KERN_EMERG "lc1: \t0x%08lx   sa1: 0x%08lx   m1:  0x%08lx\n",
 44                regs->lc1, regs->sa1, regs->m1);
 45         printk(KERN_EMERG "gp: \t0x%08lx   ugp: 0x%08lx   usr: 0x%08lx\n",
 46                regs->gp, regs->ugp, regs->usr);
 47         printk(KERN_EMERG "cs0: \t0x%08lx   cs1: 0x%08lx\n",
 48                regs->cs0, regs->cs1);
 49         printk(KERN_EMERG "r0: \t0x%08lx %08lx %08lx %08lx\n", regs->r00,
 50                 regs->r01,
 51                 regs->r02,
 52                 regs->r03);
 53         printk(KERN_EMERG "r4:  \t0x%08lx %08lx %08lx %08lx\n", regs->r04,
 54                 regs->r05,
 55                 regs->r06,
 56                 regs->r07);
 57         printk(KERN_EMERG "r8:  \t0x%08lx %08lx %08lx %08lx\n", regs->r08,
 58                 regs->r09,
 59                 regs->r10,
 60                 regs->r11);
 61         printk(KERN_EMERG "r12: \t0x%08lx %08lx %08lx %08lx\n", regs->r12,
 62                 regs->r13,
 63                 regs->r14,
 64                 regs->r15);
 65         printk(KERN_EMERG "r16: \t0x%08lx %08lx %08lx %08lx\n", regs->r16,
 66                 regs->r17,
 67                 regs->r18,
 68                 regs->r19);
 69         printk(KERN_EMERG "r20: \t0x%08lx %08lx %08lx %08lx\n", regs->r20,
 70                 regs->r21,
 71                 regs->r22,
 72                 regs->r23);
 73         printk(KERN_EMERG "r24: \t0x%08lx %08lx %08lx %08lx\n", regs->r24,
 74                 regs->r25,
 75                 regs->r26,
 76                 regs->r27);
 77         printk(KERN_EMERG "r28: \t0x%08lx %08lx %08lx %08lx\n", regs->r28,
 78                 regs->r29,
 79                 regs->r30,
 80                 regs->r31);
 81 
 82         printk(KERN_EMERG "elr: \t0x%08lx   cause: 0x%08lx   user_mode: %d\n",
 83                 pt_elr(regs), pt_cause(regs), user_mode(regs));
 84         printk(KERN_EMERG "psp: \t0x%08lx   badva: 0x%08lx   int_enabled: %d\n",
 85                 pt_psp(regs), pt_badva(regs), ints_enabled(regs));
 86 }
 87 
 88 void dummy_handler(struct pt_regs *regs)
 89 {
 90         unsigned int elr = pt_elr(regs);
 91         printk(KERN_ERR "Unimplemented handler; ELR=0x%08x\n", elr);
 92 }
 93 
 94 
 95 void arch_do_IRQ(struct pt_regs *regs)
 96 {
 97         int irq = pt_cause(regs);
 98         struct pt_regs *old_regs = set_irq_regs(regs);
 99 
100         irq_enter();
101         generic_handle_irq(irq);
102         irq_exit();
103         set_irq_regs(old_regs);
104 }
105 

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