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ols: Add option to turn test patterns off again.

This commit is contained in:
Bert Vermeulen 2014-01-20 18:16:25 +01:00
parent 2a854d7139
commit 6d16fdfb13
2 changed files with 35 additions and 16 deletions
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47
hardware/openbench-logic-sniffer/api.c
View File

@ -39,8 +39,9 @@ static const int32_t hwcaps[] = {
SR_CONF_RLE,
};
#define STR_PATTERN_EXTERNAL "external"
#define STR_PATTERN_INTERNAL "internal"
#define STR_PATTERN_NONE "None"
#define STR_PATTERN_EXTERNAL "External"
#define STR_PATTERN_INTERNAL "Internal"
/* Supported methods of test pattern outputs */
enum {
@ -55,6 +56,7 @@ enum {
};
static const char *patterns[] = {
STR_PATTERN_NONE,
STR_PATTERN_EXTERNAL,
STR_PATTERN_INTERNAL,
};
@ -241,6 +243,8 @@ static int config_get(int id, GVariant **data, const struct sr_dev_inst *sdi,
*data = g_variant_new_string(STR_PATTERN_EXTERNAL);
else if (devc->flag_reg & FLAG_INTERNAL_TEST_MODE)
*data = g_variant_new_string(STR_PATTERN_INTERNAL);
else
*data = g_variant_new_string(STR_PATTERN_NONE);
break;
case SR_CONF_RLE:
*data = g_variant_new_boolean(devc->flag_reg & FLAG_RLE ? TRUE : FALSE);
@ -256,8 +260,9 @@ static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi,
const struct sr_probe_group *probe_group)
{
struct dev_context *devc;
int ret;
uint16_t flag;
uint64_t tmp_u64;
int ret;
const char *stropt;
(void)probe_group;
@ -302,15 +307,23 @@ static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi,
case SR_CONF_PATTERN_MODE:
stropt = g_variant_get_string(data, NULL);
ret = SR_OK;
if (!strcmp(stropt, STR_PATTERN_INTERNAL)) {
flag = 0xffff;
if (!strcmp(stropt, STR_PATTERN_NONE)) {
sr_info("Disabling test modes.");
flag = 0x0000;
}else if (!strcmp(stropt, STR_PATTERN_INTERNAL)) {
sr_info("Enabling internal test mode.");
devc->flag_reg |= FLAG_INTERNAL_TEST_MODE;
flag = FLAG_INTERNAL_TEST_MODE;
} else if (!strcmp(stropt, STR_PATTERN_EXTERNAL)) {
sr_info("Enabling external test mode.");
devc->flag_reg |= FLAG_EXTERNAL_TEST_MODE;
flag = FLAG_EXTERNAL_TEST_MODE;
} else {
ret = SR_ERR;
}
if (flag != 0xffff) {
devc->flag_reg &= ~(FLAG_INTERNAL_TEST_MODE | FLAG_EXTERNAL_TEST_MODE);
devc->flag_reg |= flag;
}
break;
case SR_CONF_SWAP:
if (g_variant_get_boolean(data)) {
@ -503,24 +516,29 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi,
delaycount = readcount;
}
sr_info("Setting samplerate to %" PRIu64 "Hz (divider %u, "
"demux %s, noise_filter %s)", devc->cur_samplerate,
devc->cur_samplerate_divider,
devc->flag_reg & FLAG_DEMUX ? "on" : "off",
devc->flag_reg & FLAG_FILTER ? "on": "off");
/* Samplerate. */
sr_info("Setting samplerate to %" PRIu64 "Hz (divider %u)",
devc->cur_samplerate, devc->cur_samplerate_divider);
if (send_longcommand(serial, CMD_SET_DIVIDER,
reverse32(devc->cur_samplerate_divider)) != SR_OK)
return SR_ERR;
/* Send sample limit and pre/post-trigger capture ratio. */
sr_info("Setting sample limit %d, trigger point at %d",
(readcount - 1) * 4, (delaycount - 1) * 4);
data = ((readcount - 1) & 0xffff) << 16;
data |= (delaycount - 1) & 0xffff;
if (send_longcommand(serial, CMD_CAPTURE_SIZE, reverse16(data)) != SR_OK)
return SR_ERR;
/* The flag register wants them here, and 1 means "disable channel". */
/* Flag register. */
sr_info("Setting demux %s, noise_filter %s, extpat %s, intpat %s",
devc->flag_reg & FLAG_DEMUX ? "on" : "off",
devc->flag_reg & FLAG_FILTER ? "on": "off",
devc->flag_reg & FLAG_EXTERNAL_TEST_MODE ? "on": "off",
devc->flag_reg & FLAG_INTERNAL_TEST_MODE ? "on": "off");
/* 1 means "disable channel". */
devc->flag_reg |= ~(changrp_mask << 2) & 0x3c;
devc->rle_count = 0;
data = (devc->flag_reg << 24) | ((devc->flag_reg << 8) & 0xff0000);
if (send_longcommand(serial, CMD_SET_FLAGS, data) != SR_OK)
return SR_ERR;
@ -530,7 +548,8 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi,
return SR_ERR;
/* Reset all operational states. */
devc->num_transfers = devc->num_samples = devc->num_bytes = 0;
devc->rle_count = devc->num_transfers = 0;
devc->num_samples = devc->num_bytes = 0;
memset(devc->sample, 0, 4);
/* Send header packet to the session bus. */

4
hardware/openbench-logic-sniffer/protocol.c
View File

@ -409,13 +409,13 @@ SR_PRIV int ols_receive_data(int fd, int revents, void *cb_data)
return TRUE;
devc->sample[devc->num_bytes++] = byte;
sr_dbg("Received byte 0x%.2x.", byte);
sr_spew("Received byte 0x%.2x.", byte);
if (devc->num_bytes == num_channels) {
/* Got a full sample. Convert from the OLS's little-endian
* sample to the local format. */
sample = devc->sample[0] | (devc->sample[1] << 8) \
| (devc->sample[2] << 16) | (devc->sample[3] << 24);
sr_dbg("Received sample 0x%.*x.", devc->num_bytes * 2, sample);
sr_spew("Received sample 0x%.*x.", devc->num_bytes * 2, sample);
if (devc->flag_reg & FLAG_RLE) {
/*
* In RLE mode the high bit of the sample is the