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[/] [openrisc/] [trunk/] [gnu-src/] [gdb-6.8/] [sim/] [common/] [hw-main.h] - Rev 207
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/* Common hardware header file. Copyright (C) 1998, 2007, 2008 Free Software Foundation, Inc. Contributed by Andrew Cagney and Cygnus Support. This file is part of GDB, the GNU debugger. 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/>. */ #ifndef HW_MAIN #define HW_MAIN /* establish a type system */ #include "sim-basics.h" /* construct a hw device */ #include "hw-device.h" #include "hw-properties.h" #include "hw-events.h" #include "hw-alloc.h" #include "hw-instances.h" #include "hw-handles.h" #include "hw-ports.h" /* Description of a hardware device */ typedef void (hw_finish_method) (struct hw *me); struct hw_descriptor { const char *family; hw_finish_method *to_finish; }; /* Helper functions to make the implementation of a device easier */ /* Go through the devices reg properties and look for those specifying an address to attach various registers to */ void do_hw_attach_regs (struct hw *me); /* Perform a polling read on FD returning either the number of bytes or a hw_io status code that indicates the reason for the read failure */ enum { HW_IO_EOF = -1, HW_IO_NOT_READY = -2, /* See: IEEE 1275 */ }; typedef int (do_hw_poll_read_method) (SIM_DESC sd, int, char *, int); int do_hw_poll_read (struct hw *me, do_hw_poll_read_method *read, int sim_io_fd, void *buf, unsigned size_of_buf); #endif
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