59 lines
1.6 KiB
C
59 lines
1.6 KiB
C
/* frv device support
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Copyright (C) 1998-2015 Free Software Foundation, Inc.
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Contributed by Red Hat.
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This file is part of the GNU simulators.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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/* ??? All of this is just to get something going. wip! */
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#include "sim-main.h"
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device frv_devices;
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int
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device_io_read_buffer (device *me, void *source, int space,
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address_word addr, unsigned nr_bytes,
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SIM_DESC sd, SIM_CPU *cpu, sim_cia cia)
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{
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if (STATE_ENVIRONMENT (sd) != OPERATING_ENVIRONMENT)
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return nr_bytes;
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return nr_bytes;
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}
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int
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device_io_write_buffer (device *me, const void *source, int space,
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address_word addr, unsigned nr_bytes,
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SIM_DESC sd, SIM_CPU *cpu, sim_cia cia)
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{
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#if WITH_SCACHE
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if (addr == MCCR_ADDR)
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{
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if ((*(const char *) source & MCCR_CP) != 0)
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scache_flush (sd);
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return nr_bytes;
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}
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#endif
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if (STATE_ENVIRONMENT (sd) != OPERATING_ENVIRONMENT)
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return nr_bytes;
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return nr_bytes;
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}
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void device_error (device *me, const char *message, ...) {}
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