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Subversion Repositories xulalx25soc

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  • This comparison shows the changes necessary to convert path 
    /xulalx25soc/trunk
    from Rev 110 to Rev 111
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Rev 110 → Rev 111

/sw/uartscope.cpp
0,0 → 1,189
////////////////////////////////////////////////////////////////////////////////
//
// Filename: uartscope.cpp
//
// Project: XuLA2-LX25 SoC based upon the ZipCPU
//
// Purpose: To read out, and decompose, the results of the wishbone scope
// as applied to the UART interaction within the XuLA2-LX9(25)
// board--particularly the UART interaction that will talk with a RPi.
//
//
// Creator: Dan Gisselquist, Ph.D.
// Gisselquist Technology, LLC
//
////////////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2015-2016, Gisselquist Technology, LLC
//
// This program is free software (firmware): you can redistribute it and/or
// modify it under the terms of the GNU General Public License as published
// by the Free Software Foundation, either version 3 of the License, or (at
// your option) any later version.
//
// This program is distributed in the hope that it will be useful, but WITHOUT
// ANY WARRANTY; without even the implied warranty of MERCHANTIBILITY or
// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
// for more details.
//
// You should have received a copy of the GNU General Public License along
// with this program. (It's in the $(ROOT)/doc directory, run make with no
// target there if the PDF file isn't present.) If not, see
// <http://www.gnu.org/licenses/> for a copy.
//
// License: GPL, v3, as defined and found on www.gnu.org,
// http://www.gnu.org/licenses/gpl.html
//
//
////////////////////////////////////////////////////////////////////////////////
//
//
//
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <strings.h>
#include <ctype.h>
#include <string.h>
#include <signal.h>
#include <assert.h>
 
#include "llcomms.h"
#include "usbi.h"
#include "port.h"
#include "regdefs.h"
 
#define WBSCOPE R_RAMSCOPE
#define WBSCOPEDATA R_RAMSCOPED
 
FPGA *m_fpga;
void closeup(int v) {
m_fpga->kill();
exit(0);
}
 
void decode(DEVBUS::BUSW val) {
int trig, txbusy, tx_stb, tx_data, tx_uart;
int rx_rdy, rx_stb, rx_data, rx_uart;
int rx_break, rx_frame, rx_parity;
int wbcyc, wbstb, wbwe, wback, wbaddr;
 
trig = ((val>>31)&1);
txbusy = ((val>>30)&1);
wbaddr = ((val>>28)&3);
rx_break = (val>>27)&1;
rx_frame = (val>>26)&1;
rx_parity = (val>>25)&1;
rx_rdy = (val>>24)&1;
wbcyc = (val>>23)&1;
wbstb = (val>>22)&1;
wbwe = (val>>21)&1;
wback = (val>>20)&1;
 
rx_stb = (val>>19)&1;
rx_data = (val>>11)&0x0ff;
 
tx_stb = (val>>10)&1;
tx_data = (val>> 2)&0x0ff;
 
rx_uart = (val>> 1)&1;
tx_uart = (val )&1;
 
printf(" UART %s %s [%s:%02x%s] [%s:%02x%s] %s%s%s@%08x %s %s%s%s",
(rx_uart)?"RXD":" ", (tx_uart)?"TXD":" ",
(rx_stb)?"RX!":" ", rx_data, rx_rdy?"/RDY":" ",
(tx_stb)?"TX!":" ", tx_data, txbusy?"/BSY":" ",
(wbcyc)?"C":" ", (wbstb)?"S":" ", (wbwe)?"W":"R",
wbaddr, wback?"A":" ",
rx_break?" BRK":"", rx_frame?" FERR":"", rx_parity?" PERR":"");
}
 
int main(int argc, char **argv) {
int skp=0, port = FPGAPORT;
bool use_usb = true;
 
skp=1;
for(int argn=0; argn<argc-skp; argn++) {
if (argv[argn+skp][0] == '-') {
if (argv[argn+skp][1] == 'u')
use_usb = true;
else if (argv[argn+skp][1] == 'p') {
use_usb = false;
if (isdigit(argv[argn+skp][2]))
port = atoi(&argv[argn+skp][2]);
}
skp++; argn--;
} else
argv[argn] = argv[argn+skp];
} argc -= skp;
 
if (use_usb)
m_fpga = new FPGA(new USBI());
else
m_fpga = new FPGA(new NETCOMMS(FPGAHOST, port));
 
signal(SIGSTOP, closeup);
signal(SIGHUP, closeup);
 
unsigned v, lgln, scoplen;
v = m_fpga->readio(WBSCOPE);
if (0x60000000 != (v & 0x60000000)) {
printf("Scope is not yet ready:\n");
printf("\tRESET:\t\t%s\n", (v&0x80000000)?"Ongoing":"Complete");
printf("\tSTOPPED:\t%s\n", (v&0x40000000)?"Yes":"No");
printf("\tTRIGGERED:\t%s\n", (v&0x20000000)?"Yes":"No");
printf("\tPRIMED:\t\t%s\n", (v&0x10000000)?"Yes":"No");
printf("\tMANUAL:\t\t%s\n", (v&0x08000000)?"Yes":"No");
printf("\tDISABLED:\t%s\n", (v&0x04000000)?"Yes":"No");
printf("\tZERO:\t\t%s\n", (v&0x02000000)?"Yes":"No");
exit(0);
} else printf("SCOPD = %08x\n", v);
 
lgln = (v>>20) & 0x1f;
scoplen = (1<<lgln);
 
DEVBUS::BUSW *buf;
buf = new DEVBUS::BUSW[scoplen];
 
bool compressed = false, vector_read = true;
DEVBUS::BUSW addrv = 0;
 
if (vector_read) {
m_fpga->readz(WBSCOPEDATA, scoplen, buf);
} else {
for(unsigned int i=0; i<scoplen; i++)
buf[i] = m_fpga->readio(WBSCOPEDATA);
}
 
if(compressed) {
for(int i=0; i<(int)scoplen; i++) {
if ((buf[i]>>31)&1) {
addrv += (buf[i]&0x7fffffff);
printf(" ** \n");
continue;
}
printf("%10d %08x: ", addrv++, buf[i]);
decode(buf[i]);
printf("\n");
}
} else {
for(int i=0; i<(int)scoplen; i++) {
if ((i>0)&&(buf[i] == buf[i-1])&&(i<(int)(scoplen-1))) {
if ((i>2)&&(buf[i] != buf[i-2]))
printf(" **** ****\n");
continue;
} printf("%9d %08x: ", i, buf[i]);
decode(buf[i]);
printf("\n");
}
}
 
if (m_fpga->poll()) {
printf("FPGA was interrupted\n");
m_fpga->clear();
}
 
delete[] buf;
delete m_fpga;
}
 
/sw/loadmem.cpp
0,0 → 1,118
////////////////////////////////////////////////////////////////////////////////
//
// Filename: loadmem.cpp
//
// Project: XuLA2 board
//
// Purpose: Load a local file into the SDRAM's memory
//
//
// Creator: Dan Gisselquist, Ph.D.
// Gisselquist Technology, LLC
//
////////////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2015, Gisselquist Technology, LLC
//
// This program is free software (firmware): you can redistribute it and/or
// modify it under the terms of the GNU General Public License as published
// by the Free Software Foundation, either version 3 of the License, or (at
// your option) any later version.
//
// This program is distributed in the hope that it will be useful, but WITHOUT
// ANY WARRANTY; without even the implied warranty of MERCHANTIBILITY or
// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
// for more details.
//
// License: GPL, v3, as defined and found on www.gnu.org,
// http://www.gnu.org/licenses/gpl.html
//
//
////////////////////////////////////////////////////////////////////////////////
//
//
//
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <strings.h>
#include <ctype.h>
#include <string.h>
#include <signal.h>
#include <assert.h>
 
#include "llcomms.h"
#include "usbi.h"
#include "port.h"
#include "regdefs.h"
 
FPGA *m_fpga;
 
int main(int argc, char **argv) {
FILE *fpin;
unsigned pos=0;
int port = FPGAPORT, skp;
const int BUFLN = 127;
FPGA::BUSW *buf = new FPGA::BUSW[BUFLN];
bool use_usb = true;
 
skp = 1;
for(int argn=0; argn<argc-skp; argn++) {
if (argv[argn+skp][0] == '-') {
if (argv[argn+skp][1] == 'u')
use_usb = true;
else if (argv[argn+skp][1] == 'p') {
use_usb = false;
if (isdigit(argv[argn+skp][2]))
port = atoi(&argv[argn+skp][2]);
} skp++; argn--;
} else
argv[argn] = argv[argn+skp];
} argc -= skp;
 
if (argc!=2) {
printf("Usage: loadmem [-p [port]] srcfile\n");
exit(-1);
}
 
fpin = fopen(argv[0], "rb");
if (fpin == NULL) {
fprintf(stderr, "Could not open %s\n", argv[1]);
exit(-1);
}
 
if (use_usb)
m_fpga = new FPGA(new USBI());
else
m_fpga = new FPGA(new NETCOMMS(FPGAHOST, port));
 
 
try {
int nr;
pos = SDRAMBASE;
do {
nr = BUFLN;
if (nr + pos > SDRAMBASE*2)
nr = SDRAMBASE*2 - pos;
nr = fread(buf, sizeof(FPGA::BUSW), nr, fpin);
if (nr <= 0)
break;
 
m_fpga->writei(pos, nr, buf);
pos += nr;
} while((nr > 0)&&(pos < 2*SDRAMBASE));
 
printf("SUCCESS::fully wrote full file to memory (pos = %08x)\n", pos);
} catch(BUSERR a) {
fprintf(stderr, "BUS Err while writing at address 0x%08x\n", a.addr);
fprintf(stderr, "... is your program too long for this memory?\n");
exit(-2);
} catch(...) {
fprintf(stderr, "Other error\n");
exit(-3);
}
 
fclose(fpin);
delete m_fpga;
}
 
/sw/sdcardscop.cpp
0,0 → 1,180
////////////////////////////////////////////////////////////////////////////////
//
// Filename: sdcardscop.cpp
//
// Project: XuLA2 board
//
// Purpose: To read out, and decompose, the results of the wishbone scope
// as applied to the SD-Card interaction over the SPI port.
//
//
// Creator: Dan Gisselquist, Ph.D.
// Gisselquist Technology, LLC
//
////////////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2015, Gisselquist Technology, LLC
//
// This program is free software (firmware): you can redistribute it and/or
// modify it under the terms of the GNU General Public License as published
// by the Free Software Foundation, either version 3 of the License, or (at
// your option) any later version.
//
// This program is distributed in the hope that it will be useful, but WITHOUT
// ANY WARRANTY; without even the implied warranty of MERCHANTIBILITY or
// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
// for more details.
//
// License: GPL, v3, as defined and found on www.gnu.org,
// http://www.gnu.org/licenses/gpl.html
//
//
////////////////////////////////////////////////////////////////////////////////
//
//
//
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <strings.h>
#include <ctype.h>
#include <string.h>
#include <signal.h>
#include <assert.h>
 
#include "llcomms.h"
#include "usbi.h"
#include "port.h"
#include "regdefs.h"
 
#define WBSCOPE R_CFGSCOPE
#define WBSCOPEDATA R_CFGSCOPED
 
FPGA *m_fpga;
void closeup(int v) {
m_fpga->kill();
exit(0);
}
 
void decode(DEVBUS::BUSW val) {
int csn, sck, mosi, miso;
int iwi, iws, ird, idat, odat;
int grant;
int cmd, rsp;
 
csn = ((val>>24)>>3)&1;
sck = ((val>>24)>>2)&1;
mosi = ((val>>24)>>1)&1;
miso = ((val>>24) )&1;
 
iws = (val>>30)&1;
iwi = (val>>29)&1; // ll_idle
ird = (val>>28)&1; // ll_out_stb
 
idat = (val>>8)&0x0ff;
odat = (val&0x0ff);
 
cmd = (val>>21)&0x07;
rsp = (val>>17)&0x07;
 
grant=(val>>20)&1;
 
printf("%sSPI[%d,%d,%d,%d] (%d,%d) %02x %s%s [LL] %s %02x",
(grant)?" ":"!G-",
csn, sck, mosi, miso,
cmd, rsp,
idat,
(iws)?"-":" ",
(iwi)?">":" ",
(ird)?"->":" ", odat);
}
 
int main(int argc, char **argv) {
int skp=0, port = FPGAPORT;
bool use_usb = true;
 
skp=1;
for(int argn=0; argn<argc-skp; argn++) {
if (argv[argn+skp][0] == '-') {
if (argv[argn+skp][1] == 'u')
use_usb = true;
else if (argv[argn+skp][1] == 'p') {
use_usb = false;
if (isdigit(argv[argn+skp][2]))
port = atoi(&argv[argn+skp][2]);
}
skp++; argn--;
} else
argv[argn] = argv[argn+skp];
} argc -= skp;
 
if (use_usb)
m_fpga = new FPGA(new USBI());
else
m_fpga = new FPGA(new NETCOMMS(FPGAHOST, port));
 
signal(SIGSTOP, closeup);
signal(SIGHUP, closeup);
 
unsigned v, lgln, scoplen;
v = m_fpga->readio(WBSCOPE);
if (0x60000000 != (v & 0x60000000)) {
printf("Scope is not yet ready:\n");
printf("\tRESET:\t\t%s\n", (v&0x80000000)?"Ongoing":"Complete");
printf("\tSTOPPED:\t%s\n", (v&0x40000000)?"Yes":"No");
printf("\tTRIGGERED:\t%s\n", (v&0x20000000)?"Yes":"No");
printf("\tPRIMED:\t\t%s\n", (v&0x10000000)?"Yes":"No");
printf("\tMANUAL:\t\t%s\n", (v&0x08000000)?"Yes":"No");
printf("\tDISABLED:\t%s\n", (v&0x04000000)?"Yes":"No");
printf("\tZERO:\t\t%s\n", (v&0x02000000)?"Yes":"No");
exit(0);
} else printf("SCOPD = %08x\n", v);
 
lgln = (v>>20) & 0x1f;
scoplen = (1<<lgln);
 
DEVBUS::BUSW *buf;
buf = new DEVBUS::BUSW[scoplen];
 
bool compressed = false, vector_read = true;
DEVBUS::BUSW addrv = 0;
 
if (vector_read) {
m_fpga->readz(WBSCOPEDATA, scoplen, buf);
} else {
for(unsigned int i=0; i<scoplen; i++)
buf[i] = m_fpga->readio(WBSCOPEDATA);
}
 
if(compressed) {
for(int i=0; i<(int)scoplen; i++) {
if ((buf[i]>>31)&1) {
addrv += (buf[i]&0x7fffffff);
printf(" ** \n");
continue;
}
printf("%10d %08x: ", addrv++, buf[i]);
decode(buf[i]);
printf("\n");
}
} else {
for(int i=0; i<(int)scoplen; i++) {
if ((i>0)&&(buf[i] == buf[i-1])&&(i<(int)(scoplen-1))) {
if ((i>2)&&(buf[i] != buf[i-2]))
printf(" **** ****\n");
continue;
} printf("%9d %08x: ", i, buf[i]);
decode(buf[i]);
printf("\n");
}
}
 
if (m_fpga->poll()) {
printf("FPGA was interrupted\n");
m_fpga->clear();
}
 
delete[] buf;
delete m_fpga;
}
 

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