VP/HIFIVE1-VP
8
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Fixed clint interrupt method invokation

Browse Source
This commit is contained in:
Eyck Jentzsch
2019-06-28 20:59:16 +02:00
parent 9ba1482fc2
commit 679f311c52
6 changed files with 54 additions and 18 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
platform/incl/sysc/SiFive/clint.h
View File

@@ -34,6 +34,7 @@
#define _CLINT_H_
#include "scc/tlm_target.h"
#include <tlm_core/tlm_1/tlm_req_rsp/tlm_1_interfaces/tlm_core_ifs.h>
namespace iss {
namespace arch {
@@ -48,25 +49,32 @@ namespace SiFive {
class core_complex;
}
class clint : public sc_core::sc_module, public scc::tlm_target<> {
class clint : public sc_core::sc_module, public scc::tlm_target<>, public tlm::tlm_peek_if<uint64_t> {
public:
SC_HAS_PROCESS(clint);// NOLINT
sc_core::sc_in<sc_core::sc_time> tlclk_i;
sc_core::sc_in<sc_core::sc_time> lfclk_i;
sc_core::sc_in<bool> rst_i;
sc_core::sc_out<bool> mtime_int_o;
sc_core::sc_out<bool> msip_int_o;
sc_core::sc_export<tlm::tlm_peek_if<uint64_t>> mtime_i{"mtime_i"};
clint(sc_core::sc_module_name nm);
virtual ~clint() override; // NOLINT // need to keep it in source file because of fwd declaration of clint_regs
protected:
void clock_cb();
void reset_cb();
void update_mtime();
void mtime_evt_cb();
void update_mtime(bool force = false);
uint64_t peek( tlm::tlm_tag<uint64_t> *t = 0 ) const override;
bool nb_peek( uint64_t &t ) const override;
bool nb_can_peek( tlm::tlm_tag<uint64_t> *t = 0 ) const override;
const sc_core::sc_event &ok_to_peek( tlm::tlm_tag<uint64_t> *t = 0 ) const override;
sc_core::sc_time clk, last_updt;
unsigned cnt_fraction;
std::unique_ptr<clint_regs> regs;
sc_core::sc_event mtime_evt;
sc_core::sc_event mtime_evt, dummy_evt;
};
} /* namespace sysc */