| 1 | /* Native support for GNU/Linux on S390. |
| 2 | |
| 3 | Copyright 2001, 2002 Free Software Foundation, Inc. |
| 4 | |
| 5 | Ported by D.J. Barrow for IBM Deutschland Entwicklung GmbH, IBM |
| 6 | Corporation. derived from i390-nmlinux.h |
| 7 | |
| 8 | This file is part of GDB. |
| 9 | |
| 10 | This program is free software; you can redistribute it and/or modify |
| 11 | it under the terms of the GNU General Public License as published by |
| 12 | the Free Software Foundation; either version 2 of the License, or |
| 13 | (at your option) any later version. |
| 14 | |
| 15 | This program is distributed in the hope that it will be useful, |
| 16 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 18 | GNU General Public License for more details. |
| 19 | |
| 20 | You should have received a copy of the GNU General Public License |
| 21 | along with this program; if not, write to the Free Software |
| 22 | Foundation, Inc., 59 Temple Place - Suite 330, |
| 23 | Boston, MA 02111-1307, USA. */ |
| 24 | |
| 25 | #ifndef NM_LINUX_H |
| 26 | #define NM_LINUX_H |
| 27 | |
| 28 | #include "config/nm-linux.h" |
| 29 | |
| 30 | #define REGISTER_U_ADDR(addr, blockend, regno) \ |
| 31 | (addr) = s390_register_u_addr((blockend),(regno)); |
| 32 | extern int s390_register_u_addr (int, int); |
| 33 | |
| 34 | /* Return sizeof user struct to callers in less machine dependent routines */ |
| 35 | |
| 36 | #define KERNEL_U_SIZE kernel_u_size() |
| 37 | extern int kernel_u_size (void); |
| 38 | |
| 39 | #define U_REGS_OFFSET 0 |
| 40 | |
| 41 | |
| 42 | /* We define this if link.h is available, because with ELF we use SVR4 style |
| 43 | shared libraries. */ |
| 44 | |
| 45 | #ifdef HAVE_LINK_H |
| 46 | #define SVR4_SHARED_LIBS |
| 47 | #include "solib.h" /* Support for shared libraries. */ |
| 48 | #endif |
| 49 | |
| 50 | |
| 51 | /* WATCHPOINT SPECIFIC STUFF */ |
| 52 | |
| 53 | #define TARGET_HAS_HARDWARE_WATCHPOINTS |
| 54 | #define HAVE_CONTINUABLE_WATCHPOINT |
| 55 | #define target_insert_watchpoint(addr, len, type) \ |
| 56 | s390_insert_watchpoint (PIDGET (inferior_ptid), addr, len, type) |
| 57 | |
| 58 | #define target_remove_watchpoint(addr, len, type) \ |
| 59 | s390_remove_watchpoint (PIDGET (inferior_ptid), addr, len) |
| 60 | |
| 61 | extern int watch_area_cnt; |
| 62 | /* gdb if really stupid & calls this all the time without a |
| 63 | watchpoint even being set */ |
| 64 | #define STOPPED_BY_WATCHPOINT(W) \ |
| 65 | (watch_area_cnt&&s390_stopped_by_watchpoint (PIDGET(inferior_ptid))) |
| 66 | |
| 67 | extern CORE_ADDR s390_stopped_by_watchpoint (int); |
| 68 | |
| 69 | /* |
| 70 | Type can be 1 for a read_watchpoint or 2 for an access watchpoint. |
| 71 | */ |
| 72 | extern int s390_insert_watchpoint (int pid, CORE_ADDR addr, int len, int rw); |
| 73 | extern int s390_remove_watchpoint (int pid, CORE_ADDR addr, int len); |
| 74 | #define TARGET_CAN_USE_HARDWARE_WATCHPOINT(type, cnt, ot) \ |
| 75 | (((type) == bp_hardware_watchpoint)|| \ |
| 76 | ((type) == bp_watchpoint)|| \ |
| 77 | ((type) == bp_read_watchpoint) || \ |
| 78 | ((type) == bp_access_watchpoint)) |
| 79 | |
| 80 | |
| 81 | /* Needed for s390x */ |
| 82 | #define PTRACE_ARG3_TYPE long |
| 83 | #define PTRACE_XFER_TYPE long |
| 84 | #endif /* nm_linux.h */ |