github.com/antonblanchard.microwatt
1
0
Fork 0
mirror of https://github.com/antonblanchard/microwatt.git synced 2026-01-26 11:52:09 +00:00
Code Releases Activity

mw_debug: Add -s frequency argument

Browse Source 
Chose -s for speed, vs -f for --force

Signed-off-by: Matt Johnston <matt@codeconstruct.com.au>
This commit is contained in:
Matt Johnston
2021-11-26 10:43:06 +08:00
parent e05ae0c8cb
commit 04cc4a842c
1 changed files with 20 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

26
scripts/mw_debug/mw_debug.c
View File

@@ -49,7 +49,7 @@
static bool debug;
struct backend {
int (*init)(const char *target);
int (*init)(const char *target, int freq);
int (*reset)(void);
int (*command)(uint8_t op, uint8_t addr, uint64_t *data);
};
@@ -67,13 +67,15 @@ static void check(int r, const char *failstr)
static int sim_fd = -1;
static int sim_init(const char *target)
static int sim_init(const char *target, int freq)
{
struct sockaddr_in saddr;
struct hostent *hp;
const char *p, *host;
int port, rc;
(void)freq;
if (!target)
target = "localhost:13245";
p = strchr(target, ':');
@@ -210,7 +212,7 @@ static struct backend sim_backend = {
static urj_chain_t *jc;
static int jtag_init(const char *target)
static int jtag_init(const char *target, int freq)
{
const char *sep;
const char *cable;
@@ -266,6 +268,10 @@ static int jtag_init(const char *target)
return -1;
}
if (freq) {
urj_tap_cable_set_frequency(jc->cable, freq);
}
/* XXX Hard wire part 0, that might need to change (use params and detect !) */
rc = urj_tap_manual_add(jc, 6);
if (rc < 0) {
@@ -720,7 +726,7 @@ int main(int argc, char *argv[])
{
const char *progname = argv[0];
const char *target = NULL;
int rc, i = 1;
int rc, i = 1, freq = 0;
b = NULL;
@@ -731,9 +737,10 @@ int main(int argc, char *argv[])
{ "backend", required_argument, 0, 'b' },
{ "target", required_argument, 0, 't' },
{ "debug", no_argument, 0, 'd' },
{ "frequency", no_argument, 0, 's' },
{ 0, 0, 0, 0 }
};
c = getopt_long(argc, argv, "dhb:t:", lopts, &oindex);
c = getopt_long(argc, argv, "dhb:t:s:", lopts, &oindex);
if (c < 0)
break;
switch(c) {
@@ -753,6 +760,13 @@ int main(int argc, char *argv[])
case 't':
target = optarg;
break;
case 's':
freq = atoi(optarg);
if (freq == 0) {
fprintf(stderr, "Bad frequency %s\n", optarg);
exit(1);
}
break;
case 'd':
debug = true;
}
@@ -761,7 +775,7 @@ int main(int argc, char *argv[])
if (b == NULL)
b = &jtag_backend;
rc = b->init(target);
rc = b->init(target, freq);
if (rc < 0)
exit(1);
for (i = optind; i < argc; i++) {