source: soft/giet_vm/giet_drivers/sim_driver.c @ 445

Last change on this file since 445 was 437, checked in by alain, 10 years ago

Introducing dynamic allocation of peripheral channel(TTY, NIC, TIM, CMA)
Removint the ICU driver : ICU component not supported anymore.
Removing the FBF driver.

File size: 1.3 KB
Line 
1///////////////////////////////////////////////////////////////////////////////////
2// File     : sim_driver.c
3// Date     : 23/11/2013
4// Author   : alain greiner / cesar fuguet
5// Copyright (c) UPMC-LIP6
6///////////////////////////////////////////////////////////////////////////////////
7
8#include <hard_config.h>
9#include <giet_config.h>
10#include <sim_driver.h>
11
12#if !defined(SEG_SIM_BASE)
13# error: You must define SEG_SIM_BASE in the hard_config.h file
14#endif
15
16/////////////////////////////////////////////////////
17void _sim_helper_access( unsigned int register_index,
18                         unsigned int value,
19                         unsigned int * retval ) 
20{
21    volatile unsigned int* sim_helper_address = (unsigned int*)&seg_sim_base;
22   
23    if (register_index == SIMHELPER_SC_STOP)
24    {
25        sim_helper_address[register_index] = value;
26    }
27    else if (register_index == SIMHELPER_CYCLES) 
28    {
29        *retval = sim_helper_address[register_index];
30    }
31    else 
32    {
33        _tty_get_lock( 0 );
34        _puts("\n[GIET ERROR] in _sim_helper_access() : undefined register\n");
35        _tty_release_lock( 0 );
36        _exit();
37    }
38}
39
40// Local Variables:
41// tab-width: 4
42// c-basic-offset: 4
43// c-file-offsets:((innamespace . 0)(inline-open . 0))
44// indent-tabs-mode: nil
45// End:
46// vim: filetype=c:expandtab:shiftwidth=4:tabstop=4:softtabstop=4
47
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