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Diffstat (limited to 'src/mem/ruby/network/orion/power_bus.hh')
-rw-r--r-- | src/mem/ruby/network/orion/power_bus.hh | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/src/mem/ruby/network/orion/power_bus.hh b/src/mem/ruby/network/orion/power_bus.hh new file mode 100644 index 000000000..e1c3ef565 --- /dev/null +++ b/src/mem/ruby/network/orion/power_bus.hh @@ -0,0 +1,64 @@ +/* + * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer; + * redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution; + * neither the name of the copyright holders nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _POWER_BUS_H +#define _POWER_BUS_H + +typedef enum { + RESULT_BUS = 1, + GENERIC_BUS, + BUS_MAX_MODEL +} power_bus_model; + +typedef enum { + IDENT_ENC = 1, /* identity encoding */ + TRANS_ENC, /* transition encoding */ + BUSINV_ENC, /* bus inversion encoding */ + BUS_MAX_ENC +} power_bus_enc; + + +typedef struct { + int model; + int encoding; + unsigned data_width; + unsigned grp_width; + unsigned long int n_switch; + double e_switch; + /* redundant field */ + unsigned bit_width; + unsigned long int bus_mask; +} power_bus; + +extern int power_bus_init(power_bus *bus, int model, int encoding, unsigned width, unsigned grp_width, unsigned n_snd, unsigned n_rcv, double length, double time); + +extern int bus_record(power_bus *bus, unsigned long int old_state, unsigned long int new_state); + +extern double bus_report(power_bus *bus); + +#endif |