| trap.c (295893) | trap.c (296614) |
|---|---|
| 1/*- 2 * Copyright (c) 2015 Ruslan Bukin <br@bsdpad.com> 3 * All rights reserved. 4 * 5 * Portions of this software were developed by SRI International and the 6 * University of Cambridge Computer Laboratory under DARPA/AFRL contract 7 * FA8750-10-C-0237 ("CTSRD"), as part of the DARPA CRASH research programme. 8 * --- 19 unchanged lines hidden (view full) --- 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 */ 34 35#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 2015 Ruslan Bukin <br@bsdpad.com> 3 * All rights reserved. 4 * 5 * Portions of this software were developed by SRI International and the 6 * University of Cambridge Computer Laboratory under DARPA/AFRL contract 7 * FA8750-10-C-0237 ("CTSRD"), as part of the DARPA CRASH research programme. 8 * --- 19 unchanged lines hidden (view full) --- 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 */ 34 35#include <sys/cdefs.h> |
| 36__FBSDID("$FreeBSD: head/sys/riscv/riscv/trap.c 295893 2016-02-22 14:54:50Z br $"); | 36__FBSDID("$FreeBSD: head/sys/riscv/riscv/trap.c 296614 2016-03-10 15:51:43Z br $"); |
| 37 38#include <sys/param.h> 39#include <sys/systm.h> 40#include <sys/kernel.h> 41#include <sys/lock.h> 42#include <sys/mutex.h> 43#include <sys/pioctl.h> 44#include <sys/bus.h> 45#include <sys/proc.h> 46#include <sys/ptrace.h> 47#include <sys/syscall.h> 48#include <sys/sysent.h> | 37 38#include <sys/param.h> 39#include <sys/systm.h> 40#include <sys/kernel.h> 41#include <sys/lock.h> 42#include <sys/mutex.h> 43#include <sys/pioctl.h> 44#include <sys/bus.h> 45#include <sys/proc.h> 46#include <sys/ptrace.h> 47#include <sys/syscall.h> 48#include <sys/sysent.h> |
| 49#ifdef KDB 50#include <sys/kdb.h> 51#endif |
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| 49 50#include <vm/vm.h> 51#include <vm/pmap.h> 52#include <vm/vm_kern.h> 53#include <vm/vm_map.h> 54#include <vm/vm_param.h> 55#include <vm/vm_extern.h> 56 --- 105 unchanged lines hidden (view full) --- 162 struct pcb *pcb; 163 vm_prot_t ftype; 164 vm_offset_t va; 165 struct proc *p; 166 int ucode; 167 int error; 168 int sig; 169 | 52 53#include <vm/vm.h> 54#include <vm/pmap.h> 55#include <vm/vm_kern.h> 56#include <vm/vm_map.h> 57#include <vm/vm_param.h> 58#include <vm/vm_extern.h> 59 --- 105 unchanged lines hidden (view full) --- 165 struct pcb *pcb; 166 vm_prot_t ftype; 167 vm_offset_t va; 168 struct proc *p; 169 int ucode; 170 int error; 171 int sig; 172 |
| 173#ifdef KDB 174 if (kdb_active) { 175 kdb_reenter(); 176 return; 177 } 178#endif 179 |
|
| 170 td = curthread; 171 pcb = td->td_pcb; 172 173 /* 174 * Special case for fuswintr and suswintr. These can't sleep so 175 * handle them early on in the trap handler. 176 */ 177 if (__predict_false(pcb->pcb_onfault == (vm_offset_t)&fsu_intr_fault)) { --- 94 unchanged lines hidden (view full) --- 272 break; 273 case EXCP_INSTR_BREAKPOINT: 274#ifdef KDB 275 kdb_trap(exception, 0, frame); 276#else 277 dump_regs(frame); 278 panic("No debugger in kernel.\n"); 279#endif | 180 td = curthread; 181 pcb = td->td_pcb; 182 183 /* 184 * Special case for fuswintr and suswintr. These can't sleep so 185 * handle them early on in the trap handler. 186 */ 187 if (__predict_false(pcb->pcb_onfault == (vm_offset_t)&fsu_intr_fault)) { --- 94 unchanged lines hidden (view full) --- 282 break; 283 case EXCP_INSTR_BREAKPOINT: 284#ifdef KDB 285 kdb_trap(exception, 0, frame); 286#else 287 dump_regs(frame); 288 panic("No debugger in kernel.\n"); 289#endif |
| 290 break; |
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| 280 case EXCP_INSTR_ILLEGAL: 281 dump_regs(frame); 282 panic("Illegal instruction at %x\n", frame->tf_sepc); 283 break; 284 default: 285 dump_regs(frame); 286 panic("Unknown kernel exception %x badaddr %lx\n", 287 exception, frame->tf_sbadaddr); --- 46 unchanged lines hidden --- | 291 case EXCP_INSTR_ILLEGAL: 292 dump_regs(frame); 293 panic("Illegal instruction at %x\n", frame->tf_sepc); 294 break; 295 default: 296 dump_regs(frame); 297 panic("Unknown kernel exception %x badaddr %lx\n", 298 exception, frame->tf_sbadaddr); --- 46 unchanged lines hidden --- |