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https://opencores.org/ocsvn/openrisc_2011-10-31/openrisc_2011-10-31/trunk
Subversion Repositories openrisc_2011-10-31
[/] [openrisc/] [trunk/] [gnu-src/] [gdb-6.8/] [gdb/] [gdbserver/] [proc-service.c] - Rev 163
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/* libthread_db helper functions for the remote server for GDB. Copyright (C) 2002, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc. Contributed by MontaVista Software. This file is part of GDB. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include "server.h" /* This file is currently tied to GNU/Linux. It should scale well to another libthread_db implementation, with the approriate gdbserver hooks, but for now this means we can use GNU/Linux's target data. */ #include "linux-low.h" #include "gdb_proc_service.h" typedef struct ps_prochandle *gdb_ps_prochandle_t; typedef void *gdb_ps_read_buf_t; typedef const void *gdb_ps_write_buf_t; typedef size_t gdb_ps_size_t; #ifdef HAVE_LINUX_REGSETS #define HAVE_REGSETS #endif #ifdef HAVE_REGSETS static struct regset_info * gregset_info(void) { int i = 0; while (target_regsets[i].size != -1) { if (target_regsets[i].type == GENERAL_REGS) break; i++; } return &target_regsets[i]; } #endif /* Search for the symbol named NAME within the object named OBJ within the target process PH. If the symbol is found the address of the symbol is stored in SYM_ADDR. */ ps_err_e ps_pglobal_lookup (gdb_ps_prochandle_t ph, const char *obj, const char *name, psaddr_t *sym_addr) { CORE_ADDR addr; if (look_up_one_symbol (name, &addr) == 0) return PS_NOSYM; *sym_addr = (psaddr_t) (unsigned long) addr; return PS_OK; } /* Read SIZE bytes from the target process PH at address ADDR and copy them into BUF. */ ps_err_e ps_pdread (gdb_ps_prochandle_t ph, psaddr_t addr, gdb_ps_read_buf_t buf, gdb_ps_size_t size) { read_inferior_memory ((unsigned long) addr, buf, size); return PS_OK; } /* Write SIZE bytes from BUF into the target process PH at address ADDR. */ ps_err_e ps_pdwrite (gdb_ps_prochandle_t ph, psaddr_t addr, gdb_ps_write_buf_t buf, gdb_ps_size_t size) { return write_inferior_memory ((unsigned long) addr, buf, size); } /* Get the general registers of LWP LWPID within the target process PH and store them in GREGSET. */ ps_err_e ps_lgetregs (gdb_ps_prochandle_t ph, lwpid_t lwpid, prgregset_t gregset) { #ifdef HAVE_REGSETS struct process_info *process; struct thread_info *reg_inferior, *save_inferior; process = (struct process_info *) find_inferior_id (&all_processes, lwpid); if (process == NULL) return PS_ERR; reg_inferior = get_process_thread (process); save_inferior = current_inferior; current_inferior = reg_inferior; the_target->fetch_registers (0); gregset_info()->fill_function (gregset); current_inferior = save_inferior; return PS_OK; #else return PS_ERR; #endif } /* Set the general registers of LWP LWPID within the target process PH from GREGSET. */ ps_err_e ps_lsetregs (gdb_ps_prochandle_t ph, lwpid_t lwpid, const prgregset_t gregset) { /* Unneeded. */ return PS_ERR; } /* Get the floating-point registers of LWP LWPID within the target process PH and store them in FPREGSET. */ ps_err_e ps_lgetfpregs (gdb_ps_prochandle_t ph, lwpid_t lwpid, void *fpregset) { /* Unneeded. */ return PS_ERR; } /* Set the floating-point registers of LWP LWPID within the target process PH from FPREGSET. */ ps_err_e ps_lsetfpregs (gdb_ps_prochandle_t ph, lwpid_t lwpid, void *fpregset) { /* Unneeded. */ return PS_ERR; } /* Return overall process id of the target PH. Special for GNU/Linux -- not used on Solaris. */ pid_t ps_getpid (gdb_ps_prochandle_t ph) { return ph->pid; }
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