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DBT-RISE-TGC
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added sc_comm_singleton to coordinate interaction with clients (e.g. web 

browser)
This commit is contained in:
Eyck Jentzsch 2017-11-10 22:40:24 +01:00
parent 29bd95fb6d
commit eced81b5ea
35 changed files with 953 additions and 467 deletions
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1
conanfile.txt
View File

@ -6,6 +6,7 @@ SystemCVerification/2.0.0a@minres/stable
[generators]
cmake
txt
[options]
Poco:shared=True

33
html/app.js Normal file
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@ -0,0 +1,33 @@
var ws;
$(function() {
ws = new WebSocket('ws://' + document.location.host + '/ws');
ws.onopen = function() {
console.log('onopen');
};
ws.onclose = function() {
$('#message').text('Lost connection.');
console.log('onclose');
};
ws.onmessage = function(message) {
console.log("got '" + message.data + "'");
eval(message.data);
};
ws.onerror = function(error) {
console.log('onerror ' + error);
console.log(error);
};
$('#count').click(function() {
ws.send($('#count').val());
});
$('#close').click(function() {
ws.send('close');
});
$('#die').click(function() {
ws.send('die');
});
});
set = function(value) {
$('#count').val(value)
}

14
html/index.html Normal file
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@ -0,0 +1,14 @@
<!DOCTYPE html>
<html>
<head>
<title>Hello, world</title>
<script src='lib/jquery.min.js'></script>
<script src='app.js'></script>
</head>
<body>
<input id="count" type="button" value="..."></input>
<input id="close" type="button" value="Close"></input>
<input id="die" type="button" value="Die"></input>
</body>
</html>

16
html/lib/jquery.min.js vendored Normal file
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File diff suppressed because one or more lines are too long

105
html/ws.html Normal file
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@ -0,0 +1,105 @@
<!doctype html>
<html lang=en>
<head>
<meta charset=utf-8>
<meta name=viewport content="width=device-width, initial-scale=1">
<title>system output</title>
<style>
h1 { font-family: helvetica, sans-serif; margin: 0; }
h1+p { margin: 0; }
li { font-family: Courier; list-style-type: '>';}
pre { margin-top:0; margin-bottom:0;}
.term { background-color:black; color:white; font-weight:bold;padding-top:10px; padding-bottom:10px; max-height:400px; overflow: scroll;}
span.timestamp { font-family: monospace; white-space: pre;width: 50px;}
span.value_1 { background-color: green;}
span.value_0 { background-color: blue;}
span.value_x { background-color: red;}
</style>
</head>
<body>
<h1>system output</h1>
<div id="top">
</div>
<script>
String.format = function() {
// The string containing the format items (e.g. "{0}")
// will and always has to be the first argument.
var theString = arguments[0];
// start with the second argument (i = 1)
for (var i = 1; i < arguments.length; i++) {
// "gm" = RegEx options for Global search (more than one instance)
// and for Multiline search
var regEx = new RegExp("\\{" + (i - 1) + "\\}", "gm");
theString = theString.replace(regEx, arguments[i]);
}
return theString;
}
String.prototype.paddingLeft = function (paddingValue) {
return String(paddingValue + this).slice(-paddingValue.length);
};
var log = function (n, m) {
console.log(m);
var data = JSON.parse(m);
if( data.hasOwnProperty("message") ) {
var ul = document.getElementById(n);
var li = document.createElement('li');
var p = document.createElement('pre');
// i.innerText = new Date().toISOString()+': '+m;
p.innerText = '['+data.time.paddingLeft(' ')+'] '+ data.message;
li.appendChild(p);
ul.appendChild(li);
var objDiv = document.getElementById(n + '_container');
objDiv.scrollTop = objDiv.scrollHeight;
} else if(data.hasOwnProperty("data")){
var ul = document.getElementById(n);
var li = document.createElement('li');
var span = document.createElement('span');
span.className="timestamp";
span.innerText='['+data.time.paddingLeft(' ')+']'
li.appendChild(span);
var s = data.data;
for ( var i = 0; i < s.length; i++ ){
var spani = document.createElement('span');
if(s.charAt(i) == 'Z')
spani.className="value_z";
else if(s.charAt(i) == '1')
spani.className="value_1";
else if(s.charAt(i) == '0')
spani.className="value_0";
else if(s.charAt(i) == 'X')
spani.className="value_x";
spani.appendChild(document.createTextNode('\u00A0'));
li.appendChild(spani);
}
ul.appendChild(li);
var objDiv = document.getElementById(n + '_container');
objDiv.scrollTop = objDiv.scrollHeight;
}
}
var open_connection = function(name){
var s = new WebSocket('ws://'+window.location.host+'/ws/i_simple_system.i_'+name);
s.addEventListener('error', function (m) { log(name, new Date().toISOString()+': ===connection error ==='); });
s.addEventListener('open', function (m) { log(name, new Date().toISOString()+': ===connection opened==='); });
s.addEventListener('message', function (m) { log(name, m.data); });
s.addEventListener('close', function (m) { log(name, new Date().toISOString()+': ===connection closed==='); });
}
var createElem = function(n){
var top = document.getElementById('top');
var p = document.createElement('p');
p.innerText="Component " + n;
var div = document.createElement('div');
div.className = "term";
div.id= n + '_container';
var ul = document.createElement('ul');
ul.id= n;
div.appendChild(ul);
top.appendChild(p);
top.appendChild(div);
open_connection(n);
}
createElem("uart0");
createElem("gpio0");
</script>
</body>
</html>

9
riscv.sc/gen_input/fe310.rdl
View File

@ -12,8 +12,13 @@ addrmap e300_plat_t {
plic_regs plic @0x0C000000;
aon_regs aon @0x10000000;
prci_regs prci @0x10008000;
gpio_regs gpio @0x10012000;
gpio_regs gpio0 @0x10012000;
uart_regs uart0 @0x10013000;
spi_regs spi @0x10014000;
spi_regs qspi0 @0x10014000;
//pwm_regs pwm0 @0x10015000;
uart_regs uart1 @0x10023000;
spi_regs qspi1 @0x10024000;
//pwm_regs pwm1 @0x10025000;
spi_regs qspi2 @0x10034000;
//pwm_regs pwm2 @0x10035000;
} e300_plat;

6
riscv.sc/gen_input/plic.rdl
View File

@ -3,17 +3,17 @@ regfile plic_regs {
name="priority";
desc="interrupt source priority";
field {} priority[2:0];
} priority[255] @0x004;
} priority[256] @0x000;
reg {
name="pending";
desc="pending irq";
field {} pending[31:0];
} pending @0x1000;
} pending[8] @0x1000;
reg {
name="enabled";
desc="enabled interrupts";
field {} enabled[31:0];
} enabled @0x2000;
} enabled[8] @0x2000;
reg {
name="threshold";
desc="interrupt priority threshold";

11
riscv.sc/incl/sysc/SiFive/core_complex.h
View File

@ -86,6 +86,14 @@ public:
sc_core::sc_in<bool> rst_i;
sc_core::sc_in<bool> global_irq_i;
sc_core::sc_in<bool> timer_irq_i;
sc_core::sc_in<bool> sw_irq_i;
sc_core::sc_vector<sc_core::sc_in<bool>> local_irq_i;
scc::ext_attribute<std::string> elf_file;
scc::ext_attribute<bool> enable_disass;
@ -124,6 +132,9 @@ protected:
void start_of_simulation();
void run();
void clk_cb();
void sw_irq_cb();
void timer_irq_cb();
void global_irq_cb();
util::range_lut<tlm_dmi_ext> read_lut, write_lut;
tlm_utils::tlm_quantumkeeper quantum_keeper;
std::vector<uint8_t> write_buf;

27
riscv.sc/incl/sysc/SiFive/gen/aon_regs.h
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@ -28,7 +28,7 @@
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// Created on: Wed Oct 04 10:06:35 CEST 2017
// Created on: Fri Nov 10 18:01:53 CET 2017
// * aon_regs.h Author: <RDL Generator>
//
////////////////////////////////////////////////////////////////////////////////
@ -36,14 +36,17 @@
#ifndef _AON_REGS_H_
#define _AON_REGS_H_
#include <scc/utilities.h>
#include <util/bit_field.h>
#include "scc/register.h"
#include "scc/tlm_target.h"
#include "scc/utilities.h"
#include <scc/register.h>
#include <scc/tlm_target.h>
namespace sysc {
class aon_regs : public sc_core::sc_module, public scc::resetable {
class aon_regs :
public sc_core::sc_module,
public scc::resetable
{
public:
// storage declarations
uint32_t r_wdogcfg;
@ -77,7 +80,7 @@ public:
BF_FIELD(vddpaden, 5, 1);
BF_FIELD(corerst, 7, 1);
BF_FIELD(hfclkrst, 8, 1);
END_BF_DECL();
END_BF_DECL() ;
std::array<pmuwakeupi_t, 8> r_pmuwakeupi;
BEGIN_BF_DECL(pmusleepi_t, uint32_t);
@ -85,7 +88,7 @@ public:
BF_FIELD(vddpaden, 5, 1);
BF_FIELD(corerst, 7, 1);
BF_FIELD(hfclkrst, 8, 1);
END_BF_DECL();
END_BF_DECL() ;
std::array<pmusleepi_t, 8> r_pmusleepi;
uint32_t r_pmuie;
@ -119,7 +122,8 @@ public:
aon_regs(sc_core::sc_module_name nm);
template <unsigned BUSWIDTH = 32> void registerResources(scc::tlm_target<BUSWIDTH> &target);
template<unsigned BUSWIDTH=32>
void registerResources(scc::tlm_target<BUSWIDTH>& target);
};
}
//////////////////////////////////////////////////////////////////////////////
@ -146,9 +150,12 @@ inline sysc::aon_regs::aon_regs(sc_core::sc_module_name nm)
, NAMED(pmuie, r_pmuie, 0, *this)
, NAMED(pmucause, r_pmucause, 0, *this)
, NAMED(pmusleep, r_pmusleep, 0, *this)
, NAMED(pmukey, r_pmukey, 0, *this) {}
, NAMED(pmukey, r_pmukey, 0, *this)
{
}
template <unsigned BUSWIDTH> inline void sysc::aon_regs::registerResources(scc::tlm_target<BUSWIDTH> &target) {
template<unsigned BUSWIDTH>
inline void sysc::aon_regs::registerResources(scc::tlm_target<BUSWIDTH>& target) {
target.addResource(wdogcfg, 0x0UL);
target.addResource(wdogcount, 0x8UL);
target.addResource(wdogs, 0x10UL);

23
riscv.sc/incl/sysc/SiFive/gen/clint_regs.h
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@ -28,7 +28,7 @@
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// Created on: Wed Oct 04 10:06:35 CEST 2017
// Created on: Fri Nov 10 18:01:53 CET 2017
// * clint_regs.h Author: <RDL Generator>
//
////////////////////////////////////////////////////////////////////////////////
@ -36,14 +36,17 @@
#ifndef _CLINT_REGS_H_
#define _CLINT_REGS_H_
#include <scc/utilities.h>
#include <util/bit_field.h>
#include "scc/register.h"
#include "scc/tlm_target.h"
#include "scc/utilities.h"
#include <scc/register.h>
#include <scc/tlm_target.h>
namespace sysc {
class clint_regs : public sc_core::sc_module, public scc::resetable {
class clint_regs :
public sc_core::sc_module,
public scc::resetable
{
public:
// storage declarations
BEGIN_BF_DECL(msip_t, uint32_t);
@ -61,7 +64,8 @@ public:
clint_regs(sc_core::sc_module_name nm);
template <unsigned BUSWIDTH = 32> void registerResources(scc::tlm_target<BUSWIDTH> &target);
template<unsigned BUSWIDTH=32>
void registerResources(scc::tlm_target<BUSWIDTH>& target);
};
}
//////////////////////////////////////////////////////////////////////////////
@ -72,9 +76,12 @@ inline sysc::clint_regs::clint_regs(sc_core::sc_module_name nm)
: sc_core::sc_module(nm)
, NAMED(msip, r_msip, 0, *this)
, NAMED(mtimecmp, r_mtimecmp, 0, *this)
, NAMED(mtime, r_mtime, 0, *this) {}
, NAMED(mtime, r_mtime, 0, *this)
{
}
template <unsigned BUSWIDTH> inline void sysc::clint_regs::registerResources(scc::tlm_target<BUSWIDTH> &target) {
template<unsigned BUSWIDTH>
inline void sysc::clint_regs::registerResources(scc::tlm_target<BUSWIDTH>& target) {
target.addResource(msip, 0x0UL);
target.addResource(mtimecmp, 0x4000UL);
target.addResource(mtime, 0xbff8UL);

11
riscv.sc/incl/sysc/SiFive/gen/e300_plat_t.h
View File

@ -1,16 +1,17 @@
#ifndef _E300_PLAT_MAP_H_
#define _E300_PLAT_MAP_H_
// need double braces, see
// https://stackoverflow.com/questions/6893700/how-to-construct-stdarray-object-with-initializer-list#6894191
const std::array<scc::target_memory_map_entry<32>, 8> e300_plat_map = {{
// need double braces, see https://stackoverflow.com/questions/6893700/how-to-construct-stdarray-object-with-initializer-list#6894191
const std::array<scc::target_memory_map_entry<32>, 10> e300_plat_map = {{
{&i_clint, 0x2000000, 0xc000},
{&i_plic, 0xc000000, 0x200008},
{&i_aon, 0x10000000, 0x150},
{&i_prci, 0x10008000, 0x14},
{&i_gpio, 0x10012000, 0x44},
{&i_gpio0, 0x10012000, 0x44},
{&i_uart0, 0x10013000, 0x1c},
{&i_qspi0, 0x10014000, 0x78},
{&i_uart1, 0x10023000, 0x1c},
{&i_spi, 0x10014000, 0x78},
{&i_qspi1, 0x10024000, 0x78},
{&i_qspi2, 0x10034000, 0x78},
}};
#endif /* _E300_PLAT_MAP_H_ */

23
riscv.sc/incl/sysc/SiFive/gen/gpio_regs.h
View File

@ -28,7 +28,7 @@
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// Created on: Wed Oct 04 10:06:35 CEST 2017
// Created on: Fri Nov 10 18:01:53 CET 2017
// * gpio_regs.h Author: <RDL Generator>
//
////////////////////////////////////////////////////////////////////////////////
@ -36,14 +36,17 @@
#ifndef _GPIO_REGS_H_
#define _GPIO_REGS_H_
#include <scc/utilities.h>
#include <util/bit_field.h>
#include "scc/register.h"
#include "scc/tlm_target.h"
#include "scc/utilities.h"
#include <scc/register.h>
#include <scc/tlm_target.h>
namespace sysc {
class gpio_regs : public sc_core::sc_module, public scc::resetable {
class gpio_regs :
public sc_core::sc_module,
public scc::resetable
{
public:
// storage declarations
uint32_t r_value;
@ -101,7 +104,8 @@ public:
gpio_regs(sc_core::sc_module_name nm);
template <unsigned BUSWIDTH = 32> void registerResources(scc::tlm_target<BUSWIDTH> &target);
template<unsigned BUSWIDTH=32>
void registerResources(scc::tlm_target<BUSWIDTH>& target);
};
}
//////////////////////////////////////////////////////////////////////////////
@ -126,9 +130,12 @@ inline sysc::gpio_regs::gpio_regs(sc_core::sc_module_name nm)
, NAMED(low_ip, r_low_ip, 0, *this)
, NAMED(iof_en, r_iof_en, 0, *this)
, NAMED(iof_sel, r_iof_sel, 0, *this)
, NAMED(out_xor, r_out_xor, 0, *this) {}
, NAMED(out_xor, r_out_xor, 0, *this)
{
}
template <unsigned BUSWIDTH> inline void sysc::gpio_regs::registerResources(scc::tlm_target<BUSWIDTH> &target) {
template<unsigned BUSWIDTH>
inline void sysc::gpio_regs::registerResources(scc::tlm_target<BUSWIDTH>& target) {
target.addResource(value, 0x0UL);
target.addResource(input_en, 0x4UL);
target.addResource(output_en, 0x8UL);

39
riscv.sc/incl/sysc/SiFive/gen/plic_regs.h
View File

@ -28,7 +28,7 @@
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// Created on: Wed Oct 04 10:06:35 CEST 2017
// Created on: Fri Nov 10 18:01:53 CET 2017
// * plic_regs.h Author: <RDL Generator>
//
////////////////////////////////////////////////////////////////////////////////
@ -36,24 +36,27 @@
#ifndef _PLIC_REGS_H_
#define _PLIC_REGS_H_
#include <scc/utilities.h>
#include <util/bit_field.h>
#include "scc/register.h"
#include "scc/tlm_target.h"
#include "scc/utilities.h"
#include <scc/register.h>
#include <scc/tlm_target.h>
namespace sysc {
class plic_regs : public sc_core::sc_module, public scc::resetable {
class plic_regs :
public sc_core::sc_module,
public scc::resetable
{
public:
// storage declarations
BEGIN_BF_DECL(priority_t, uint32_t);
BF_FIELD(priority, 0, 3);
END_BF_DECL();
std::array<priority_t, 255> r_priority;
END_BF_DECL() ;
std::array<priority_t, 256> r_priority;
uint32_t r_pending;
std::array<uint32_t, 8> r_pending;
uint32_t r_enabled;
std::array<uint32_t, 8> r_enabled;
BEGIN_BF_DECL(threshold_t, uint32_t);
BF_FIELD(threshold, 0, 3);
@ -62,15 +65,16 @@ public:
uint32_t r_claim_complete;
// register declarations
scc::sc_register_indexed<priority_t, 255> priority;
scc::sc_register<uint32_t> pending;
scc::sc_register<uint32_t> enabled;
scc::sc_register_indexed<priority_t, 256> priority;
scc::sc_register_indexed<uint32_t, 8> pending;
scc::sc_register_indexed<uint32_t, 8> enabled;
scc::sc_register<threshold_t> threshold;
scc::sc_register<uint32_t> claim_complete;
plic_regs(sc_core::sc_module_name nm);
template <unsigned BUSWIDTH = 32> void registerResources(scc::tlm_target<BUSWIDTH> &target);
template<unsigned BUSWIDTH=32>
void registerResources(scc::tlm_target<BUSWIDTH>& target);
};
}
//////////////////////////////////////////////////////////////////////////////
@ -83,10 +87,13 @@ inline sysc::plic_regs::plic_regs(sc_core::sc_module_name nm)
, NAMED(pending, r_pending, 0, *this)
, NAMED(enabled, r_enabled, 0, *this)
, NAMED(threshold, r_threshold, 0, *this)
, NAMED(claim_complete, r_claim_complete, 0, *this) {}
, NAMED(claim_complete, r_claim_complete, 0, *this)
{
}
template <unsigned BUSWIDTH> inline void sysc::plic_regs::registerResources(scc::tlm_target<BUSWIDTH> &target) {
target.addResource(priority, 0x4UL);
template<unsigned BUSWIDTH>
inline void sysc::plic_regs::registerResources(scc::tlm_target<BUSWIDTH>& target) {
target.addResource(priority, 0x0UL);
target.addResource(pending, 0x1000UL);
target.addResource(enabled, 0x2000UL);
target.addResource(threshold, 0x200000UL);

23
riscv.sc/incl/sysc/SiFive/gen/prci_regs.h
View File

@ -28,7 +28,7 @@
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// Created on: Wed Oct 04 10:06:35 CEST 2017
// Created on: Fri Nov 10 18:01:53 CET 2017
// * prci_regs.h Author: <RDL Generator>
//
////////////////////////////////////////////////////////////////////////////////
@ -36,14 +36,17 @@
#ifndef _PRCI_REGS_H_
#define _PRCI_REGS_H_
#include <scc/utilities.h>
#include <util/bit_field.h>
#include "scc/register.h"
#include "scc/tlm_target.h"
#include "scc/utilities.h"
#include <scc/register.h>
#include <scc/tlm_target.h>
namespace sysc {
class prci_regs : public sc_core::sc_module, public scc::resetable {
class prci_regs :
public sc_core::sc_module,
public scc::resetable
{
public:
// storage declarations
BEGIN_BF_DECL(hfrosccfg_t, uint32_t);
@ -81,7 +84,8 @@ public:
prci_regs(sc_core::sc_module_name nm);
template <unsigned BUSWIDTH = 32> void registerResources(scc::tlm_target<BUSWIDTH> &target);
template<unsigned BUSWIDTH=32>
void registerResources(scc::tlm_target<BUSWIDTH>& target);
};
}
//////////////////////////////////////////////////////////////////////////////
@ -94,9 +98,12 @@ inline sysc::prci_regs::prci_regs(sc_core::sc_module_name nm)
, NAMED(hfxosccfg, r_hfxosccfg, 0, *this)
, NAMED(pllcfg, r_pllcfg, 0, *this)
, NAMED(plloutdiv, r_plloutdiv, 0, *this)
, NAMED(coreclkcfg, r_coreclkcfg, 0, *this) {}
, NAMED(coreclkcfg, r_coreclkcfg, 0, *this)
{
}
template <unsigned BUSWIDTH> inline void sysc::prci_regs::registerResources(scc::tlm_target<BUSWIDTH> &target) {
template<unsigned BUSWIDTH>
inline void sysc::prci_regs::registerResources(scc::tlm_target<BUSWIDTH>& target) {
target.addResource(hfrosccfg, 0x0UL);
target.addResource(hfxosccfg, 0x4UL);
target.addResource(pllcfg, 0x8UL);

23
riscv.sc/incl/sysc/SiFive/gen/spi_regs.h
View File

@ -28,7 +28,7 @@
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// Created on: Wed Oct 04 10:06:35 CEST 2017
// Created on: Fri Nov 10 18:01:53 CET 2017
// * spi_regs.h Author: <RDL Generator>
//
////////////////////////////////////////////////////////////////////////////////
@ -36,14 +36,17 @@
#ifndef _SPI_REGS_H_
#define _SPI_REGS_H_
#include <scc/utilities.h>
#include <util/bit_field.h>
#include "scc/register.h"
#include "scc/tlm_target.h"
#include "scc/utilities.h"
#include <scc/register.h>
#include <scc/tlm_target.h>
namespace sysc {
class spi_regs : public sc_core::sc_module, public scc::resetable {
class spi_regs :
public sc_core::sc_module,
public scc::resetable
{
public:
// storage declarations
BEGIN_BF_DECL(sckdiv_t, uint32_t);
@ -143,7 +146,8 @@ public:
spi_regs(sc_core::sc_module_name nm);
template <unsigned BUSWIDTH = 32> void registerResources(scc::tlm_target<BUSWIDTH> &target);
template<unsigned BUSWIDTH=32>
void registerResources(scc::tlm_target<BUSWIDTH>& target);
};
}
//////////////////////////////////////////////////////////////////////////////
@ -167,9 +171,12 @@ inline sysc::spi_regs::spi_regs(sc_core::sc_module_name nm)
, NAMED(fctrl, r_fctrl, 0, *this)
, NAMED(ffmt, r_ffmt, 0, *this)
, NAMED(ie, r_ie, 0, *this)
, NAMED(ip, r_ip, 0, *this) {}
, NAMED(ip, r_ip, 0, *this)
{
}
template <unsigned BUSWIDTH> inline void sysc::spi_regs::registerResources(scc::tlm_target<BUSWIDTH> &target) {
template<unsigned BUSWIDTH>
inline void sysc::spi_regs::registerResources(scc::tlm_target<BUSWIDTH>& target) {
target.addResource(sckdiv, 0x0UL);
target.addResource(sckmode, 0x4UL);
target.addResource(csid, 0x10UL);

23
riscv.sc/incl/sysc/SiFive/gen/uart_regs.h
View File

@ -28,7 +28,7 @@
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// Created on: Wed Oct 04 10:06:35 CEST 2017
// Created on: Fri Nov 10 18:01:53 CET 2017
// * uart_regs.h Author: <RDL Generator>
//
////////////////////////////////////////////////////////////////////////////////
@ -36,14 +36,17 @@
#ifndef _UART_REGS_H_
#define _UART_REGS_H_
#include <scc/utilities.h>
#include <util/bit_field.h>
#include "scc/register.h"
#include "scc/tlm_target.h"
#include "scc/utilities.h"
#include <scc/register.h>
#include <scc/tlm_target.h>
namespace sysc {
class uart_regs : public sc_core::sc_module, public scc::resetable {
class uart_regs :
public sc_core::sc_module,
public scc::resetable
{
public:
// storage declarations
BEGIN_BF_DECL(txdata_t, uint32_t);
@ -92,7 +95,8 @@ public:
uart_regs(sc_core::sc_module_name nm);
template <unsigned BUSWIDTH = 32> void registerResources(scc::tlm_target<BUSWIDTH> &target);
template<unsigned BUSWIDTH=32>
void registerResources(scc::tlm_target<BUSWIDTH>& target);
};
}
//////////////////////////////////////////////////////////////////////////////
@ -107,9 +111,12 @@ inline sysc::uart_regs::uart_regs(sc_core::sc_module_name nm)
, NAMED(rxctrl, r_rxctrl, 0, *this)
, NAMED(ie, r_ie, 0, *this)
, NAMED(ip, r_ip, 0, *this)
, NAMED(div, r_div, 0, *this) {}
, NAMED(div, r_div, 0, *this)
{
}
template <unsigned BUSWIDTH> inline void sysc::uart_regs::registerResources(scc::tlm_target<BUSWIDTH> &target) {
template<unsigned BUSWIDTH>
inline void sysc::uart_regs::registerResources(scc::tlm_target<BUSWIDTH>& target) {
target.addResource(txdata, 0x0UL);
target.addResource(rxdata, 0x4UL);
target.addResource(txctrl, 0x8UL);

10
riscv.sc/incl/sysc/SiFive/gpio.h
View File

@ -18,24 +18,34 @@
#define _GPIO_H_
#include "scc/tlm_target.h"
#include <sysc/communication/sc_signal_rv_ports.h>
namespace sysc {
class gpio_regs;
class WsHandler;
class gpio : public sc_core::sc_module, public scc::tlm_target<> {
public:
SC_HAS_PROCESS(gpio);
sc_core::sc_in<sc_core::sc_time> clk_i;
sc_core::sc_in<bool> rst_i;
sc_core::sc_inout_rv<32> pins_io;
gpio(sc_core::sc_module_name nm);
virtual ~gpio() override; // need to keep it in source file because of fwd declaration of gpio_regs
protected:
void clock_cb();
void reset_cb();
void update_pins();
void pins_cb();
sc_core::sc_time clk;
std::unique_ptr<gpio_regs> regs;
std::shared_ptr<sysc::WsHandler> handler;
private:
void update_value_reg();
};
} /* namespace sysc */

7
riscv.sc/incl/sysc/SiFive/platform.h
View File

@ -48,8 +48,8 @@ public:
SiFive::core_complex i_core_complex;
scc::router<> i_router;
uart i_uart0, i_uart1;
spi i_spi;
gpio i_gpio;
spi i_qspi0, i_qspi1, i_qspi2;
gpio i_gpio0;
plic i_plic;
aon i_aon;
prci i_prci;
@ -59,8 +59,9 @@ public:
scc::memory<128_kB, 32> i_mem_ram;
sc_core::sc_signal<sc_core::sc_time> s_clk;
sc_core::sc_signal<bool> s_rst, s_mtime_int, s_msie_int;
sc_core::sc_vector<sc_core::sc_signal<bool>> s_global_int;
sc_core::sc_vector<sc_core::sc_signal<bool>> s_global_int, s_local_int;
sc_core::sc_signal<bool> s_core_int;
sc_core::sc_signal_rv<32> s_gpio_pins;
platform(sc_core::sc_module_name nm);

2
riscv.sc/incl/sysc/SiFive/uart.h
View File

@ -22,6 +22,7 @@
namespace sysc {
class uart_regs;
class WsHandler;
class uart : public sc_core::sc_module, public scc::tlm_target<> {
public:
@ -38,6 +39,7 @@ protected:
sc_core::sc_time clk;
std::unique_ptr<uart_regs> regs;
std::vector<uint8_t> queue;
std::shared_ptr<sysc::WsHandler> handler;
};
} /* namespace sysc */

82
riscv.sc/incl/sysc/sc_comm_singleton.h Normal file
View File

@ -0,0 +1,82 @@
/*
* sc_singleton.h
*
* Created on: 09.10.2017
* Author: eyck
*/
#ifndef RISCV_SC_INCL_SYSC_SC_COMM_SINGLETON_H_
#define RISCV_SC_INCL_SYSC_SC_COMM_SINGLETON_H_
#include <sysc/kernel/sc_module.h>
#include <seasocks/PageHandler.h>
#include "seasocks/WebSocket.h"
#include <memory>
#include <thread>
#include <cstring>
namespace sysc {
class WsHandler: public seasocks::WebSocket::Handler {
public:
explicit WsHandler() { }
void onConnect(seasocks::WebSocket* connection) override;
void onData(seasocks::WebSocket* connection, const char* data) override;
void onDisconnect(seasocks::WebSocket* connection) override;
void send(std::string msg) { for (auto *con : _connections) con->send(msg); }
void set_receive_callback(std::function<void(const char* data)> cb){callback=cb;}
private:
std::set<seasocks::WebSocket*> _connections;
std::function<void(const char* data)> callback;
};
class sc_comm_singleton: public sc_core::sc_module {
struct DefaultPageHandler: public seasocks::PageHandler {
DefaultPageHandler(sc_comm_singleton& o):owner(o){}
virtual std::shared_ptr<seasocks::Response> handle(const seasocks::Request& request);
sc_comm_singleton& owner;
};
public:
sc_comm_singleton() = delete;
sc_comm_singleton(const sc_comm_singleton&) = delete;
sc_comm_singleton& operator=(sc_comm_singleton& o) = delete;
virtual ~sc_comm_singleton();
static sc_comm_singleton& inst(){
static sc_comm_singleton i("__sc_singleton");
return i;
}
seasocks::Server& get_server();
void registerWebSocketHandler(const char* endpoint, std::shared_ptr<seasocks::WebSocket::Handler> handler, bool allowCrossOriginRequests = false);
void execute(std::function<void()> f);
void start_client();
protected:
void start_of_simulation() override;
void end_of_simulation() override;
private:
sc_comm_singleton(sc_core::sc_module_name nm);
std::unique_ptr<seasocks::Server> m_serv;
std::thread t;
void thread_func();
bool client_started;
};
} /* namespace sysc */
#endif /* RISCV_SC_INCL_SYSC_SC_COMM_SINGLETON_H_ */

49
riscv.sc/incl/sysc/sc_singleton.h
View File

@ -1,49 +0,0 @@
/*
* sc_singleton.h
*
* Created on: 09.10.2017
* Author: eyck
*/
#ifndef RISCV_SC_INCL_SYSC_SC_SINGLETON_H_
#define RISCV_SC_INCL_SYSC_SC_SINGLETON_H_
#include <sysc/kernel/sc_module.h>
#include <memory>
#include <thread>
namespace seasocks {
class Server;
}
namespace sysc {
class sc_singleton: public sc_core::sc_module {
public:
sc_singleton() = delete;
sc_singleton(const sc_singleton&) = delete;
sc_singleton& operator=(sc_singleton& o) = delete;
virtual ~sc_singleton();
static sc_singleton& inst(){
static sc_singleton i("__sc_singleton");
return i;
}
seasocks::Server& get_server();
protected:
void start_of_simulation();
private:
sc_singleton(sc_core::sc_module_name nm);
std::unique_ptr<seasocks::Server> m_serv;
std::thread t;
void thread_func();
};
} /* namespace sysc */
#endif /* RISCV_SC_INCL_SYSC_SC_SINGLETON_H_ */

8
riscv.sc/src/sc_main.cpp
View File

@ -56,11 +56,11 @@ int sc_main(int argc, char *argv[]) {
("elf,l", po::value<std::string>(), "ELF file to load")
("gdb-port,g", po::value<unsigned short>()->default_value(0), "enable gdb server and specify port to use")
("dump-ir", "dump the intermediate representation")
("cycles,c", po::value<int64_t>()->default_value(-1), "number of cycles to run")
("cycles", po::value<int64_t>()->default_value(-1), "number of cycles to run")
("quantum", po::value<unsigned>(), "SystemC quantum time in ns")
("reset,r", po::value<std::string>(), "reset address")
("trace,t", po::value<unsigned>()->default_value(0), "enable tracing, or combintation of 1=signals and 2=TX text, 4=TX compressed text, 6=TX in SQLite")
("rv64", "run RV64")
("max_time,m", po::value<std::string>(), "maximum time to run")
("config-file,c", po::value<std::string>()->default_value(""), "configuration file");
// clang-format on
po::variables_map vm;
@ -136,6 +136,10 @@ int sc_main(int argc, char *argv[]) {
///////////////////////////////////////////////////////////////////////////
// run simulation
///////////////////////////////////////////////////////////////////////////
if(vm.count("max_time")){
sc_core::sc_time max_time = scc::parse_from_string(vm["max_time"].as<std::string>());
sc_core::sc_start(max_time);
} else
sc_core::sc_start();
if (!sc_core::sc_end_of_simulation_invoked()) sc_core::sc_stop();
return 0;

4
riscv.sc/src/sysc/aon.cpp
View File

@ -35,7 +35,9 @@ aon::aon(sc_core::sc_module_name nm)
dont_initialize();
}
void aon::clock_cb() {}
void aon::clock_cb() {
this->clk = clk_i.read();
}
aon::~aon() {}

8
riscv.sc/src/sysc/clint.cpp
View File

@ -17,6 +17,7 @@
#include "sysc/SiFive/clint.h"
#include "scc/utilities.h"
#include "scc/report.h"
#include "sysc/SiFive/gen/clint_regs.h"
namespace sysc {
@ -63,7 +64,7 @@ clint::clint(sc_core::sc_module_name nm)
void clint::clock_cb() {
update_mtime();
clk = clk_i.read();
this->clk = clk_i.read();
update_mtime();
}
@ -85,9 +86,12 @@ void clint::update_mtime() {
regs->r_mtime += (diffi + cnt_fraction) / lfclk_mutiplier;
cnt_fraction = (cnt_fraction + diffi) % lfclk_mutiplier;
mtime_evt.cancel();
if (regs->r_mtimecmp > regs->r_mtime && clk > sc_core::SC_ZERO_TIME) {
if (regs->r_mtimecmp > 0)
if(regs->r_mtimecmp > regs->r_mtime && clk > sc_core::SC_ZERO_TIME) {
sc_core::sc_time next_trigger = (clk * lfclk_mutiplier) * (regs->r_mtimecmp - regs->mtime) - cnt_fraction * clk;
LOG(DEBUG)<<"Timer fires at "<< sc_time_stamp()+next_trigger;
mtime_evt.notify(next_trigger);
mtime_int_o.write(false);
} else
mtime_int_o.write(true);
last_updt = sc_core::sc_time_stamp();

64
riscv.sc/src/sysc/core_complex.cpp
View File

@ -118,12 +118,43 @@ public:
iss::status write_mem(phys_addr_t addr, unsigned length, const uint8_t *const data) {
if (addr.type & iss::DEBUG)
return owner->write_mem_dbg(addr.val, length, data) ? iss::Ok : iss::Err;
else
return owner->write_mem(addr.val, length, data) ? iss::Ok : iss::Err;
else{
auto res = owner->write_mem(addr.val, length, data) ? iss::Ok : iss::Err;
// TODO: this is an ugly hack (clear MTIP on mtimecmp write), needs to be fixed
if(addr.val==0x2004000)
this->csr[iss::arch::mip] &= ~(1ULL<<7);
return res;
}
}
void wait_until(uint64_t flags) {
do{
wait(wfi_evt);
this->check_interrupt();
} while(this->reg.pending_trap==0);
base_type::wait_until(flags);
}
void local_irq(short id){
switch(id){
case 16: // SW
this->csr[iss::arch::mip] |= 1<<3;
break;
case 17: // timer
this->csr[iss::arch::mip] |= 1<<7;
break;
case 18: //external
this->csr[iss::arch::mip] |= 1<<11;
break;
default:
/* do nothing*/
break;
}
wfi_evt.notify();
}
private:
core_complex *const owner;
sc_event wfi_evt;
};
int cmd_sysc(int argc, char* argv[], iss::debugger::out_func of, iss::debugger::data_func df, iss::debugger::target_adapter_if* tgt_adapter){
@ -166,6 +197,9 @@ core_complex::core_complex(sc_core::sc_module_name name)
, NAMED(initiator)
, NAMED(clk_i)
, NAMED(rst_i)
, NAMED(global_irq_i)
, NAMED(timer_irq_i)
, NAMED(local_irq_i, 16)
, NAMED(elf_file, this)
, NAMED(enable_disass, true, this)
, NAMED(reset_address, 0ULL, this)
@ -196,6 +230,12 @@ core_complex::core_complex(sc_core::sc_module_name name)
SC_THREAD(run);
SC_METHOD(clk_cb);
sensitive << clk_i;
SC_METHOD(sw_irq_cb);
sensitive<<sw_irq_i;
SC_METHOD(timer_irq_cb);
sensitive<<timer_irq_i;
SC_METHOD(global_irq_cb);
sensitive<<global_irq_i;
}
core_complex::~core_complex() = default;
@ -242,7 +282,21 @@ void core_complex::disass_output(uint64_t pc, const std::string instr_str) {
#endif
}
void core_complex::clk_cb() { curr_clk = clk_i.read(); }
void core_complex::clk_cb() {
curr_clk = clk_i.read();
}
void core_complex::sw_irq_cb(){
if(sw_irq_i.read()) cpu->local_irq(16);
}
void core_complex::timer_irq_cb(){
if(timer_irq_i.read()) cpu->local_irq(17);
}
void core_complex::global_irq_cb(){
if(timer_irq_i.read()) cpu->local_irq(18);
}
void core_complex::run() {
wait(sc_core::SC_ZERO_TIME);
@ -268,7 +322,7 @@ bool core_complex::read_mem(uint64_t addr, unsigned length, uint8_t *const data,
gp.set_address(addr);
gp.set_data_ptr(data);
gp.set_data_length(length);
gp.set_streaming_width(4);
gp.set_streaming_width(length);
auto delay{quantum_keeper.get_local_time()};
#ifdef WITH_SCV
if(m_db!=nullptr && tr_handle.is_valid()){
@ -315,7 +369,7 @@ bool core_complex::write_mem(uint64_t addr, unsigned length, const uint8_t *cons
gp.set_address(addr);
gp.set_data_ptr(write_buf.data());
gp.set_data_length(length);
gp.set_streaming_width(4);
gp.set_streaming_width(length);
auto delay{quantum_keeper.get_local_time()};
initiator->b_transport(gp, delay);
quantum_keeper.set(delay);

71
riscv.sc/src/sysc/gpio.cpp
View File

@ -16,6 +16,8 @@
#include "sysc/SiFive/gpio.h"
#include "sysc/sc_comm_singleton.h"
#include "scc/report.h"
#include "scc/utilities.h"
#include "sysc/SiFive/gen/gpio_regs.h"
@ -26,6 +28,7 @@ gpio::gpio(sc_core::sc_module_name nm)
, tlm_target<>(clk)
, NAMED(clk_i)
, NAMED(rst_i)
, NAMED(pins_io)
, NAMEDD(gpio_regs, regs) {
regs->registerResources(*this);
SC_METHOD(clock_cb);
@ -33,9 +36,31 @@ gpio::gpio(sc_core::sc_module_name nm)
SC_METHOD(reset_cb);
sensitive << rst_i;
dont_initialize();
}
SC_METHOD(pins_cb);
sensitive << pins_io;
void gpio::clock_cb() {}
regs->port.set_write_cb([this](scc::sc_register<uint32_t> &reg, uint32_t data) -> bool {
if (!this->regs->in_reset()) {
reg.put(data);
// read r_ports and update pins_io
update_pins();
}
return true;
});
regs->value.set_read_cb([this](const scc::sc_register<uint32_t> &reg, uint32_t& data) -> bool {
if (!this->regs->in_reset()) {
// read pins_io and update r_value
update_value_reg();
data=reg.get();
}
return true;
});
LOG(TRACE)<<"Adding WS handler for "<<(std::string{"/ws/"}+name());
handler=std::make_shared<WsHandler>();
sc_comm_singleton::inst().registerWebSocketHandler((std::string{"/ws/"}+name()).c_str(), handler);
}
gpio::~gpio() {}
@ -46,4 +71,46 @@ void gpio::reset_cb() {
regs->reset_stop();
}
void gpio::clock_cb() {
this->clk = clk_i.read();
}
void gpio::pins_cb(){
auto inval=pins_io.read();
std::string msg(inval.to_string());
sc_core::sc_time now = sc_core::sc_time_stamp();
sc_comm_singleton::inst().execute([this, msg, now](){
std::stringstream os;
//os << "[" << std::setw(20) << now << "] "<<msg;
os << "{\"time\":\"" << now << "\",\"data\":\""<<msg<<"\"}";
this->handler->send(os.str());
});
}
void gpio::update_value_reg() {
// read pins_io and update r_value reg
auto inval = pins_io.read();
uint32_t res = 0;
for (size_t i = 0, msk = 1; i < 32; ++i, msk = msk << 1) {
bool bit_set = false;
if ((regs->r_input_en & msk) != 0) {
if (inval.get_bit(1) == sc_dt::Log_1)
bit_set = true;
else if (inval.get_bit(1) == sc_dt::Log_Z
&& (regs->r_pue & msk) != 0)
bit_set = true;
}
if (bit_set) res |= msk;
}
regs->r_value = res;
}
void gpio::update_pins() {
sc_core::sc_inout_rv<32>::data_type out_val;
for(size_t i=0, msk = 1; i<32; ++i, msk=msk<<1)
out_val.set_bit(i, regs->r_output_en&msk?regs->r_port&msk?sc_dt::Log_1:sc_dt::Log_0:sc_dt::Log_Z);
pins_io.write(out_val);
}
} /* namespace sysc */

32
riscv.sc/src/sysc/platform.cpp
View File

@ -27,11 +27,13 @@ namespace sysc {
platform::platform(sc_core::sc_module_name nm)
: sc_core::sc_module(nm)
, NAMED(i_core_complex)
, NAMED(i_router, 10, 1)
, NAMED(i_router, 12, 1)
, NAMED(i_uart0)
, NAMED(i_uart1)
, NAMED(i_spi)
, NAMED(i_gpio)
, NAMED(i_qspi0)
, NAMED(i_qspi1)
, NAMED(i_qspi2)
, NAMED(i_gpio0)
, NAMED(i_plic)
, NAMED(i_aon)
, NAMED(i_prci)
@ -41,7 +43,9 @@ platform::platform(sc_core::sc_module_name nm)
, NAMED(s_clk)
, NAMED(s_rst)
, NAMED(s_global_int, 256)
, NAMED(s_core_int) {
, NAMED(s_local_int, 16)
, NAMED(s_core_int)
, NAMED(s_gpio_pins) {
i_core_complex.initiator(i_router.target[0]);
size_t i = 0;
for (const auto &e : e300_plat_map) {
@ -56,8 +60,10 @@ platform::platform(sc_core::sc_module_name nm)
i_uart0.clk_i(s_clk);
i_uart1.clk_i(s_clk);
i_spi.clk_i(s_clk);
i_gpio.clk_i(s_clk);
i_qspi0.clk_i(s_clk);
i_qspi1.clk_i(s_clk);
i_qspi2.clk_i(s_clk);
i_gpio0.clk_i(s_clk);
i_plic.clk_i(s_clk);
i_aon.clk_i(s_clk);
i_prci.clk_i(s_clk);
@ -66,8 +72,10 @@ platform::platform(sc_core::sc_module_name nm)
i_uart0.rst_i(s_rst);
i_uart1.rst_i(s_rst);
i_spi.rst_i(s_rst);
i_gpio.rst_i(s_rst);
i_qspi0.rst_i(s_rst);
i_qspi1.rst_i(s_rst);
i_qspi2.rst_i(s_rst);
i_gpio0.rst_i(s_rst);
i_plic.rst_i(s_rst);
i_aon.rst_i(s_rst);
i_prci.rst_i(s_rst);
@ -79,6 +87,14 @@ platform::platform(sc_core::sc_module_name nm)
i_plic.global_interrupts_i(s_global_int);
i_plic.core_interrupt_o(s_core_int);
i_core_complex.sw_irq_i(s_msie_int);
i_core_complex.timer_irq_i(s_mtime_int);
i_core_complex.global_irq_i(s_core_int);
i_core_complex.local_irq_i(s_local_int);
i_gpio0.pins_io(s_gpio_pins);
SC_THREAD(gen_reset);
}

29
riscv.sc/src/sysc/plic.cpp
View File

@ -64,7 +64,9 @@ void plic::init_callbacks() {
};
}
void plic::clock_cb() { this->clk = clk_i.read(); }
void plic::clock_cb() {
this->clk = clk_i.read();
}
void plic::reset_cb() {
if (rst_i.read())
@ -92,14 +94,13 @@ void plic::reset_cb() {
void plic::global_int_port_cb() {
// set related pending bit if enable is set for incoming global_interrupt
// todo: extend up to 255 bits (limited to 32 right now)
for (uint32_t i = 1; i < 32; i++) {
uint32_t enable_bits = regs->r_enabled;
bool enable = enable_bits & (0x1 << i); // read enable bit
for (uint32_t i = 1; i < 256; i++) {
auto reg_idx = i>>5;
auto bit_ofs = i & 0x1F;
bool enable = regs->r_enabled[reg_idx] & (0x1 << bit_ofs); // read enable bit
if (enable && global_interrupts_i[i].read() == 1) {
regs->r_pending = regs->r_pending | (0x1 << i);
regs->r_pending[reg_idx] = regs->r_pending[reg_idx] | (0x1 << bit_ofs);
LOG(DEBUG) << "pending interrupt identified: " << i;
}
}
@ -114,14 +115,14 @@ void plic::handle_pending_int() {
bool raise_int = 0;
uint32_t thold = regs->r_threshold.threshold; // threshold value
// todo: extend up to 255 bits (limited to 32 right now)
for (uint32_t i = 1; i < 32; i++) {
uint32_t pending_bits = regs->r_pending;
bool pending = (pending_bits & (0x1 << i)) ? true : false;
for (uint32_t i = 1; i < 255; i++) {
auto reg_idx = i>>5;
auto bit_ofs = i & 0x1F;
bool pending = (regs->r_pending[reg_idx] & (0x1 << bit_ofs)) ? true : false;
uint32_t prio = regs->r_priority[i - 1].priority; // read priority value
if (pending && thold < prio) {
regs->r_pending = regs->r_pending | (0x1 << i);
regs->r_pending[reg_idx] = regs->r_pending[reg_idx] | (0x1 << bit_ofs);
// below condition ensures implicitly that lowest id is selected in case of multiple identical
// priority-interrupts
if (prio > claim_prio) {
@ -148,7 +149,9 @@ void plic::reset_pending_int(uint32_t irq) {
// todo: make sure that pending is set, otherwise don't reset irq ... read spec.
LOG(INFO) << "reset pending interrupt: " << irq;
// reset related pending bit
regs->r_pending &= ~(0x1 << irq);
auto reg_idx = irq>>5;
auto bit_ofs = irq & 0x1F;
regs->r_pending[reg_idx] &= ~(0x1 << bit_ofs);
core_interrupt_o.write(0);
// evaluate next pending interrupt

5
riscv.sc/src/sysc/prci.cpp
View File

@ -54,7 +54,10 @@ prci::prci(sc_core::sc_module_name nm)
});
}
void prci::clock_cb() {}
void prci::clock_cb() {
this->clk = clk_i.read();
}
prci::~prci() {}

153
riscv.sc/src/sysc/sc_comm_singleton.cpp Normal file
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@ -0,0 +1,153 @@
/*
* sc_singleton.cpp
*
* Created on: 09.10.2017
* Author: eyck
*/
#include "sysc/sc_comm_singleton.h"
#include "seasocks/PrintfLogger.h"
#include "seasocks/Server.h"
#include "seasocks/StringUtil.h"
#include "seasocks/util/Json.h"
#include "seasocks/ResponseWriter.h"
#include "seasocks/util/RootPageHandler.h"
#include "seasocks/util/CrackedUriPageHandler.h"
#include "seasocks/util/StaticResponseHandler.h"
#include <cstdio>
#include <csignal>
#include <sys/stat.h>
#include <cerrno>
#include <fcntl.h>
#include <unistd.h>
namespace sysc {
using namespace seasocks;
using namespace std;
namespace {
inline void die(){perror(nullptr);exit(errno);}
}
sc_comm_singleton::sc_comm_singleton(sc_core::sc_module_name nm)
: sc_core::sc_module(nm)
, m_serv(new Server(std::make_shared<PrintfLogger>(Logger::Level::WARNING)))
, client_started(false){
m_serv->addPageHandler(std::make_shared<DefaultPageHandler>(*this));
}
sc_comm_singleton::~sc_comm_singleton() {
//Join the thread with the main thread
t.join();
}
void sc_comm_singleton::start_of_simulation() {
//Launch a thread
t=std::thread(&sc_comm_singleton::thread_func, this);
start_client();
}
void sc_comm_singleton::end_of_simulation() {
get_server().terminate();
}
void sc_comm_singleton::start_client() {
if(client_started) return;
std::stringstream ss;
#ifndef WIN32
if(fork()==0){
// daemonizing, see http://www.microhowto.info/howto/cause_a_process_to_become_a_daemon_in_c.html#id2407077
// Fork, allowing the parent process to terminate.
pid_t pid = fork();
if (pid == -1) {
die();
} else if (pid != 0) {
_exit(0);
}
// Start a new session for the daemon.
if (setsid()==-1) die();
// Fork again, allowing the parent process to terminate.
signal(SIGHUP,SIG_IGN);
pid=fork();
if (pid == -1) {
die();
} else if (pid != 0) {
_exit(0);
}
// Set the current working directory to the root directory.
if (chdir("/") == -1) die();
// Set the user file creation mask to zero.
umask(0);
// Close then reopen standard file descriptors.
close(STDIN_FILENO);
close(STDOUT_FILENO);
close(STDERR_FILENO);
if (open("/dev/null",O_RDONLY) == -1) die();
if (open("/dev/null",O_WRONLY) == -1) die();
if (open("/dev/null",O_RDWR) == -1) die();
// now do what is needed
ss<<"x-www-browser http://localhost:9090/ws.html"; //Linux
auto res = system (ss.str().c_str());
if(res==0) exit(0);
ss.str("");
ss<<"xdg-open http://localhost:9090/ws.html"; // Linux
res=system (ss.str().c_str());
if(res==0) exit(0);
ss.str("");
ss<<"open http://localhost:9090/ws.html"; // MacOS
res=system (ss.str().c_str());
exit(0);
}
// #else
// on windows should be open, see https://www.experts-exchange.com/articles/1595/Execute-a-Program-with-C.html
#endif
client_started=true;
}
void sc_comm_singleton::registerWebSocketHandler(const char* endpoint,
std::shared_ptr<WebSocket::Handler> handler,
bool allowCrossOriginRequests) {
get_server().addWebSocketHandler(endpoint, handler, allowCrossOriginRequests);
}
void sc_comm_singleton::execute(std::function<void()> f) {
get_server().execute(f);
}
void sc_comm_singleton::thread_func() {
get_server().serve("./html", 9090);
}
Server& sc_comm_singleton::get_server() {
return *m_serv.get();
}
std::shared_ptr<Response> sc_comm_singleton::DefaultPageHandler::handle(const Request& request) {
if(request.verb() == Request::Verb::Get && request.getRequestUri()=="conf.json"){
return Response::htmlResponse("{}");
}
return Response::unhandled();
}
void WsHandler::onConnect(WebSocket* connection) {
_connections.insert(connection);
//connection->send("Connection established");;
}
void WsHandler::onData(WebSocket* connection, const char* data) {
if (0 == strcmp("close", data)) {
connection->close();
} else if(callback)
callback(data);
}
void WsHandler::onDisconnect(WebSocket* connection) {
_connections.erase(connection);
}
} /* namespace sysc */

57
riscv.sc/src/sysc/sc_singleton.cpp
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@ -1,57 +0,0 @@
/*
* sc_singleton.cpp
*
* Created on: 09.10.2017
* Author: eyck
*/
#include "sysc/sc_singleton.h"
#include "seasocks/PrintfLogger.h"
#include "seasocks/Server.h"
#include "seasocks/StringUtil.h"
#include "seasocks/util/Json.h"
#include "seasocks/ResponseWriter.h"
#include "seasocks/util/RootPageHandler.h"
#include "seasocks/util/CrackedUriPageHandler.h"
#include "seasocks/util/StaticResponseHandler.h"
namespace sysc {
using namespace seasocks;
using namespace std;
namespace {
const std::string MSG_TXT { "Hello World"};
}
void sc_singleton::start_of_simulation() {
//Launch a thread
t=std::thread(&sc_singleton::thread_func, this);
}
sc_singleton::sc_singleton(sc_core::sc_module_name nm)
: sc_core::sc_module(nm)
, m_serv(new seasocks::Server(std::make_shared<PrintfLogger>(Logger::Level::DEBUG))){
auto rootHandler = make_shared<seasocks::RootPageHandler>();
rootHandler->add(std::shared_ptr<CrackedUriPageHandler>(new StaticResponseHandler("/", Response::textResponse(MSG_TXT))));
m_serv->addPageHandler(rootHandler);
}
sc_singleton::~sc_singleton() {
//Join the thread with the main thread
t.join();
}
void sc_singleton::thread_func() {
get_server().serve(".", 9090);
}
seasocks::Server& sc_singleton::get_server() {
return *m_serv.get();
}
} /* namespace sysc */

4
riscv.sc/src/sysc/spi.cpp
View File

@ -37,7 +37,9 @@ spi::spi(sc_core::sc_module_name nm)
spi::~spi() {}
void spi::clock_cb() { this->clk = clk_i.read(); }
void spi::clock_cb() {
this->clk = clk_i.read();
}
void spi::reset_cb() {
if (rst_i.read())

83
riscv.sc/src/sysc/uart.cpp
View File

@ -16,76 +16,19 @@
#include "sysc/SiFive/uart.h"
#include "sysc/sc_comm_singleton.h"
#include "scc/report.h"
#include "scc/utilities.h"
#include "sysc/SiFive/gen/uart_regs.h"
#include "sysc/sc_singleton.h"
#include "seasocks/PrintfLogger.h"
#include "seasocks/Server.h"
#include "seasocks/StringUtil.h"
#include "seasocks/WebSocket.h"
#include "seasocks/util/Json.h"
using namespace std;
namespace sysc {
namespace {
using namespace seasocks;
class MyHandler: public WebSocket::Handler {
public:
explicit MyHandler(Server* server) : _server(server), _currentValue(0) {
setValue(1);
}
virtual void onConnect(WebSocket* connection) {
_connections.insert(connection);
connection->send(_currentSetValue.c_str());
cout << "Connected: " << connection->getRequestUri()
<< " : " << formatAddress(connection->getRemoteAddress())
<< endl;
cout << "Credentials: " << *(connection->credentials()) << endl;
}
virtual void onData(WebSocket* connection, const char* data) {
if (0 == strcmp("die", data)) {
_server->terminate();
return;
}
if (0 == strcmp("close", data)) {
cout << "Closing.." << endl;
connection->close();
cout << "Closed." << endl;
return;
}
int value = atoi(data) + 1;
if (value > _currentValue) {
setValue(value);
for (auto c : _connections) {
c->send(_currentSetValue.c_str());
}
}
}
virtual void onDisconnect(WebSocket* connection) {
_connections.erase(connection);
cout << "Disconnected: " << connection->getRequestUri()
<< " : " << formatAddress(connection->getRemoteAddress())
<< endl;
}
private:
set<WebSocket*> _connections;
Server* _server;
int _currentValue;
string _currentSetValue;
void setValue(int value) {
_currentValue = value;
_currentSetValue = makeExecString("set", _currentValue);
}
};
}
uart::uart(sc_core::sc_module_name nm)
@ -107,15 +50,16 @@ uart::uart(sc_core::sc_module_name nm)
}
return true;
});
auto& server = sc_singleton::inst().get_server();
auto handler = std::make_shared<MyHandler>(&server);
server.addWebSocketHandler((std::string{"/ws/"}+name()).c_str(), handler);
LOG(TRACE)<<"Adding WS handler for "<<(std::string{"/ws/"}+name());
handler=std::make_shared<WsHandler>();
sc_comm_singleton::inst().registerWebSocketHandler((std::string{"/ws/"}+name()).c_str(), handler);
}
uart::~uart() {}
void uart::clock_cb() { this->clk = clk_i.read(); }
void uart::clock_cb() {
this->clk = clk_i.read();
}
void uart::reset_cb() {
if (rst_i.read())
@ -127,7 +71,14 @@ void uart::reset_cb() {
void uart::transmit_data() {
if(regs->r_txdata.data != '\r') queue.push_back(regs->r_txdata.data);
if (queue.size() >> 0 && (regs->r_txdata.data == '\n' || regs->r_txdata.data == 0)) {
LOG(INFO) << this->name() << " transmit: '" << std::string(queue.begin(), queue.end()) << "'";
std::string msg(queue.begin(), queue.end()-1);
LOG(INFO) << this->name() << " transmit: '" << msg << "'";
sc_core::sc_time now = sc_core::sc_time_stamp();
sc_comm_singleton::inst().execute([this, msg, now](){
std::stringstream os;
os << "{\"time\":\"" << now << "\",\"message\":\""<<msg<<"\"}";
this->handler->send(os.str());
});
queue.clear();
}
}

43
riscv/incl/iss/arch/riscv_hart_msu_vp.h
View File

@ -161,22 +161,22 @@ namespace {
const char lvl[] = {'U', 'S', 'H', 'M'};
const char *trap_str[] = {"Instruction address misaligned",
"Instruction access fault",
"Illegal instruction",
"Breakpoint",
"Load address misaligned",
"Load access fault",
"Store/AMO address misaligned",
"Store/AMO access fault",
"Environment call from U-mode",
"Environment call from S-mode",
"Reserved",
"Environment call from M-mode",
"Instruction page fault",
"Load page fault",
"Reserved",
"Store/AMO page fault"};
const char *trap_str[] = {"Instruction address misaligned", //0
"Instruction access fault", //1
"Illegal instruction", //2
"Breakpoint", //3
"Load address misaligned", //4
"Load access fault", //5
"Store/AMO address misaligned", //6
"Store/AMO access fault", //7
"Environment call from U-mode", //8
"Environment call from S-mode", //9
"Reserved", //a
"Environment call from M-mode", //b
"Instruction page fault", //c
"Load page fault", //d
"Reserved", //e
"Store/AMO page fault"}; //f
const char *irq_str[] = {
"User software interrupt", "Supervisor software interrupt", "Reserved", "Machine software interrupt",
"User timer interrupt", "Supervisor timer interrupt", "Reserved", "Machine timer interrupt",
@ -479,6 +479,7 @@ private:
iss::status write_ip(unsigned addr, reg_t val);
iss::status read_satp(unsigned addr, reg_t &val);
iss::status write_satp(unsigned addr, reg_t val);
protected:
void check_interrupt();
};
@ -682,7 +683,7 @@ iss::status riscv_hart_msu_vp<BASE>::write(const iss::addr_t &addr, unsigned len
}
phys_addr_t paddr = (addr.type & iss::ADDRESS_TYPE) == iss::PHYSICAL ? addr : v2p(addr);
auto res = write_mem(paddr, length, data);
if (res != iss::Ok) this->reg.trap_state = (1 << 31) | (7 << 16); // issue trap 7 (load access fault
if (res != iss::Ok) this->reg.trap_state = (1 << 31) | (5 << 16); // issue trap 7 (Store/AMO access fault)
return res;
} catch (trap_access &ta) {
this->reg.trap_state = (1 << 31) | ta.id;
@ -848,6 +849,7 @@ template <typename BASE> iss::status riscv_hart_msu_vp<BASE>::write_ip(unsigned
auto req_priv_lvl = addr >> 8;
if (this->reg.machine_state < req_priv_lvl) throw illegal_instruction_fault(this->fault_data);
auto mask = get_irq_mask(req_priv_lvl);
mask &= ~(1<<7); // MTIP is read only
csr[mip] = (csr[mip] & ~mask) | (val & mask);
check_interrupt();
return iss::Ok;
@ -1142,7 +1144,8 @@ template <typename BASE> uint64_t riscv_hart_msu_vp<BASE>::enter_trap(uint64_t f
csr[uepc | (new_priv << 8)] = this->reg.NEXT_PC; // store next address if interrupt
this->reg.pending_trap = 0;
}
csr[ucause | (new_priv << 8)] = cause;
size_t adr=ucause | (new_priv << 8);
csr[adr] = (trap_id<<31)+cause;
// update mstatus
// xPP field of mstatus is written with the active privilege mode at the time
// of the trap; the x PIE field of mstatus
@ -1177,8 +1180,8 @@ template <typename BASE> uint64_t riscv_hart_msu_vp<BASE>::enter_trap(uint64_t f
this->reg.trap_state = 0;
char buffer[32];
sprintf(buffer, "0x%016lx", addr);
CLOG(INFO, disass) << (trap_id ? "Interrupt " : "Trap ") << " with cause '" << (trap_id ? irq_str[cause] : trap_str[cause])
<< "' at address " << buffer << " occurred, changing privilege level from " << lvl[cur_priv]
CLOG(INFO, disass) << (trap_id ? "Interrupt" : "Trap") << " with cause '" << (trap_id ? irq_str[cause] : trap_str[cause])<<"' ("<<trap_id<<")"
<< " at address " << buffer << " occurred, changing privilege level from " << lvl[cur_priv]
<< " to " << lvl[new_priv];
return this->reg.NEXT_PC;
}

2
sc-components

@ -1 +1 @@
Subproject commit 30ebb87f7683ebd65c7545e9dd341f1ccb1d26b5
Subproject commit 174e0f55f11fa932c88b99e352e5e9b58cb9ce71