* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
+#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#include <sys/time.h>
#include <glib.h>
#include <libusb.h>
#include <sigrok.h>
-#include "config.h"
+#include <sigrok-internal.h>
-#define USB_VENDOR 0x0925
+#define USB_VENDOR 0x0925
#define USB_PRODUCT 0x3881
-#define USB_VENDOR_NAME "Saleae"
-#define USB_MODEL_NAME "Logic"
-#define USB_MODEL_VERSION ""
+#define USB_VENDOR_NAME "Saleae"
+#define USB_MODEL_NAME "Logic"
+#define USB_MODEL_VERSION ""
-#define USB_INTERFACE 0
-#define USB_CONFIGURATION 1
-#define NUM_PROBES 8
-#define NUM_TRIGGER_STAGES 4
-#define TRIGGER_TYPES "01"
-#define FIRMWARE FIRMWARE_DIR "/saleae-logic.fw"
+#define USB_INTERFACE 0
+#define USB_CONFIGURATION 1
+#define NUM_PROBES 8
+#define NUM_TRIGGER_STAGES 4
+#define TRIGGER_TYPES "01"
+#define FIRMWARE FIRMWARE_DIR "/saleae-logic.fw"
/* delay in ms */
-#define FIRMWARE_RENUM_DELAY 2000
-#define NUM_SIMUL_TRANSFERS 10
-#define MAX_EMPTY_TRANSFERS (NUM_SIMUL_TRANSFERS * 2)
+#define FIRMWARE_RENUM_DELAY 2000
+#define NUM_SIMUL_TRANSFERS 10
+#define MAX_EMPTY_TRANSFERS (NUM_SIMUL_TRANSFERS * 2)
/* Software trigger implementation: positive values indicate trigger stage. */
-#define TRIGGER_FIRED -1
+#define TRIGGER_FIRED -1
/* There is only one model Saleae Logic, and this is what it supports: */
static int capabilities[] = {
- HWCAP_LOGIC_ANALYZER,
- HWCAP_SAMPLERATE,
+ SR_HWCAP_LOGIC_ANALYZER,
+ SR_HWCAP_SAMPLERATE,
/* These are really implemented in the driver, not the hardware. */
- HWCAP_LIMIT_SAMPLES,
+ SR_HWCAP_LIMIT_SAMPLES,
+ SR_HWCAP_CONTINUOUS,
0,
};
-/* List of struct sigrok_device_instance, maintained by opendev()/closedev(). */
+/* List of struct sr_device_instance, maintained by opendev()/closedev(). */
static GSList *device_instances = NULL;
/*
* upgrade -- this is like a global lock. No device will open until a proper
* delay after the last device was upgraded.
*/
-GTimeVal firmware_updated = { 0, 0 };
+static GTimeVal firmware_updated = { 0, 0 };
static libusb_context *usb_context = NULL;
static uint64_t supported_samplerates[] = {
- KHZ(200),
- KHZ(250),
- KHZ(500),
- MHZ(1),
- MHZ(2),
- MHZ(4),
- MHZ(8),
- MHZ(12),
- MHZ(16),
- MHZ(24),
+ SR_KHZ(200),
+ SR_KHZ(250),
+ SR_KHZ(500),
+ SR_MHZ(1),
+ SR_MHZ(2),
+ SR_MHZ(4),
+ SR_MHZ(8),
+ SR_MHZ(12),
+ SR_MHZ(16),
+ SR_MHZ(24),
0,
};
-static struct samplerates samplerates = {
- KHZ(200),
- MHZ(24),
+static struct sr_samplerates samplerates = {
+ SR_KHZ(200),
+ SR_MHZ(24),
0,
supported_samplerates,
};
static uint8_t trigger_value[NUM_TRIGGER_STAGES] = { 0 };
static uint8_t trigger_buffer[NUM_TRIGGER_STAGES] = { 0 };
-int trigger_stage = TRIGGER_FIRED;
+static int trigger_stage = TRIGGER_FIRED;
static int hw_set_configuration(int device_index, int capability, void *value);
static void hw_stop_acquisition(int device_index, gpointer session_device_id);
* @return 1 if the device's configuration profile match the Logic firmware's
* configuration, 0 otherwise.
*/
-int check_conf_profile(libusb_device *dev)
+static int check_conf_profile(libusb_device *dev)
{
struct libusb_device_descriptor des;
struct libusb_config_descriptor *conf_dsc = NULL;
return ret;
}
-struct sigrok_device_instance *sl_open_device(int device_index)
+static struct sr_device_instance *sl_open_device(int device_index)
{
- struct sigrok_device_instance *sdi;
+ struct sr_device_instance *sdi;
libusb_device **devlist;
struct libusb_device_descriptor des;
int err, skip, i;
- if (!(sdi = get_sigrok_device_instance(device_instances, device_index)))
+ if (!(sdi = sr_get_device_instance(device_instances, device_index)))
return NULL;
libusb_get_device_list(usb_context, &devlist);
- if (sdi->status == ST_INITIALIZING) {
+ if (sdi->status == SR_ST_INITIALIZING) {
/*
* This device was renumerating last time we touched it.
* opendev() guarantees we've waited long enough for it to
&skip, USB_VENDOR, USB_PRODUCT,
USB_INTERFACE);
}
- } else if (sdi->status == ST_INACTIVE) {
+ } else if (sdi->status == SR_ST_INACTIVE) {
/*
* This device is fully enumerated, so we need to find this
* device by vendor, product, bus and address.
USB_PRODUCT, USB_INTERFACE);
}
} else {
- /* Status must be ST_ACTIVE, i.e. already in use... */
+ /* Status must be SR_ST_ACTIVE, i.e. already in use... */
sdi = NULL;
}
libusb_free_device_list(devlist, 1);
- if (sdi && sdi->status != ST_ACTIVE)
+ if (sdi && sdi->status != SR_ST_ACTIVE)
sdi = NULL;
return sdi;
}
-int upload_firmware(libusb_device *dev)
+static int upload_firmware(libusb_device *dev)
{
int ret;
return 0;
}
-static void close_device(struct sigrok_device_instance *sdi)
+static void close_device(struct sr_device_instance *sdi)
{
if (sdi->usb->devhdl == NULL)
return;
libusb_release_interface(sdi->usb->devhdl, USB_INTERFACE);
libusb_close(sdi->usb->devhdl);
sdi->usb->devhdl = NULL;
- sdi->status = ST_INACTIVE;
+ sdi->status = SR_ST_INACTIVE;
}
static int configure_probes(GSList *probes)
{
- struct probe *probe;
+ struct sr_probe *probe;
GSList *l;
int probe_bit, stage, i;
char *tc;
stage = -1;
for (l = probes; l; l = l->next) {
- probe = (struct probe *)l->data;
+ probe = (struct sr_probe *)l->data;
if (probe->enabled == FALSE)
continue;
probe_bit = 1 << (probe->index - 1);
trigger_value[stage] |= probe_bit;
stage++;
if (stage > NUM_TRIGGER_STAGES)
- return SIGROK_ERR;
+ return SR_ERR;
}
}
else
trigger_stage = 0;
- return SIGROK_OK;
+ return SR_OK;
}
/*
* API callbacks
*/
-static int hw_init(char *deviceinfo)
+static int hw_init(const char *deviceinfo)
{
- struct sigrok_device_instance *sdi;
+ struct sr_device_instance *sdi;
struct libusb_device_descriptor des;
libusb_device **devlist;
int err, devcnt, i;
- /* QUICK HACK */
+ /* Avoid compiler warnings. */
deviceinfo = deviceinfo;
if (libusb_init(&usb_context) != 0) {
if (des.idVendor != USB_VENDOR || des.idProduct != USB_PRODUCT)
continue; /* Not a Saleae Logic... */
- sdi = sigrok_device_instance_new(devcnt, ST_INITIALIZING,
+ sdi = sr_device_instance_new(devcnt, SR_ST_INITIALIZING,
USB_VENDOR_NAME, USB_MODEL_NAME, USB_MODEL_VERSION);
if (!sdi)
return 0;
g_warning("firmware upload failed for "
"device %d", devcnt);
- sdi->usb = usb_device_instance_new
+ sdi->usb = sr_usb_device_instance_new
(libusb_get_bus_number(devlist[i]), 0, NULL);
} else {
/* Already has the firmware, so fix the new address. */
- sdi->usb = usb_device_instance_new
+ sdi->usb = sr_usb_device_instance_new
(libusb_get_bus_number(devlist[i]),
libusb_get_device_address(devlist[i]), NULL);
}
static int hw_opendev(int device_index)
{
GTimeVal cur_time;
- struct sigrok_device_instance *sdi;
+ struct sr_device_instance *sdi;
int timediff, err;
unsigned int cur, upd;
if (!(sdi = sl_open_device(device_index))) {
g_warning("unable to open device");
- return SIGROK_ERR;
+ return SR_ERR;
}
err = libusb_claim_interface(sdi->usb->devhdl, USB_INTERFACE);
if (err != 0) {
g_warning("Unable to claim interface: %d", err);
- return SIGROK_ERR;
+ return SR_ERR;
}
if (cur_samplerate == 0) {
/* Samplerate hasn't been set; default to the slowest one. */
- if (hw_set_configuration(device_index, HWCAP_SAMPLERATE,
- &supported_samplerates[0]) == SIGROK_ERR)
- return SIGROK_ERR;
+ if (hw_set_configuration(device_index, SR_HWCAP_SAMPLERATE,
+ &supported_samplerates[0]) == SR_ERR)
+ return SR_ERR;
}
- return SIGROK_OK;
+ return SR_OK;
}
static void hw_closedev(int device_index)
{
- struct sigrok_device_instance *sdi;
+ struct sr_device_instance *sdi;
- if ((sdi = get_sigrok_device_instance(device_instances, device_index)))
+ if ((sdi = sr_get_device_instance(device_instances, device_index)))
close_device(sdi);
}
/* Properly close all devices... */
for (l = device_instances; l; l = l->next)
- close_device((struct sigrok_device_instance *)l->data);
+ close_device((struct sr_device_instance *)l->data);
/* ...and free all their memory. */
for (l = device_instances; l; l = l->next)
static void *hw_get_device_info(int device_index, int device_info_id)
{
- struct sigrok_device_instance *sdi;
+ struct sr_device_instance *sdi;
void *info = NULL;
- if (!(sdi = get_sigrok_device_instance(device_instances, device_index)))
+ if (!(sdi = sr_get_device_instance(device_instances, device_index)))
return NULL;
switch (device_info_id) {
- case DI_INSTANCE:
+ case SR_DI_INSTANCE:
info = sdi;
break;
- case DI_NUM_PROBES:
+ case SR_DI_NUM_PROBES:
info = GINT_TO_POINTER(NUM_PROBES);
break;
- case DI_SAMPLERATES:
+ case SR_DI_SAMPLERATES:
info = &samplerates;
break;
- case DI_TRIGGER_TYPES:
+ case SR_DI_TRIGGER_TYPES:
info = TRIGGER_TYPES;
break;
- case DI_CUR_SAMPLERATE:
+ case SR_DI_CUR_SAMPLERATE:
info = &cur_samplerate;
break;
}
static int hw_get_status(int device_index)
{
- struct sigrok_device_instance *sdi;
+ struct sr_device_instance *sdi;
- sdi = get_sigrok_device_instance(device_instances, device_index);
+ sdi = sr_get_device_instance(device_instances, device_index);
if (sdi)
return sdi->status;
else
- return ST_NOT_FOUND;
+ return SR_ST_NOT_FOUND;
}
static int *hw_get_capabilities(void)
return capabilities;
}
-static int set_configuration_samplerate(struct sigrok_device_instance *sdi,
+static int set_configuration_samplerate(struct sr_device_instance *sdi,
uint64_t samplerate)
{
uint8_t divider;
break;
}
if (supported_samplerates[i] == 0)
- return SIGROK_ERR_SAMPLERATE;
+ return SR_ERR_SAMPLERATE;
divider = (uint8_t) (48 / (samplerate / 1000000.0)) - 1;
buf, 2, &result, 500);
if (ret != 0) {
g_warning("failed to set samplerate: %d", ret);
- return SIGROK_ERR;
+ return SR_ERR;
}
cur_samplerate = samplerate;
- return SIGROK_OK;
+ return SR_OK;
}
static int hw_set_configuration(int device_index, int capability, void *value)
{
- struct sigrok_device_instance *sdi;
+ struct sr_device_instance *sdi;
int ret;
uint64_t *tmp_u64;
- if (!(sdi = get_sigrok_device_instance(device_instances, device_index)))
- return SIGROK_ERR;
+ if (!(sdi = sr_get_device_instance(device_instances, device_index)))
+ return SR_ERR;
- if (capability == HWCAP_SAMPLERATE) {
+ if (capability == SR_HWCAP_SAMPLERATE) {
tmp_u64 = value;
ret = set_configuration_samplerate(sdi, *tmp_u64);
- } else if (capability == HWCAP_PROBECONFIG) {
+ } else if (capability == SR_HWCAP_PROBECONFIG) {
ret = configure_probes((GSList *) value);
- } else if (capability == HWCAP_LIMIT_SAMPLES) {
+ } else if (capability == SR_HWCAP_LIMIT_SAMPLES) {
tmp_u64 = value;
limit_samples = *tmp_u64;
- ret = SIGROK_OK;
+ ret = SR_OK;
} else {
- ret = SIGROK_ERR;
+ ret = SR_ERR;
}
return ret;
{
struct timeval tv;
- /* QUICK HACK */
+ /* Avoid compiler warnings. */
fd = fd;
revents = revents;
user_data = user_data;
{
static int num_samples = 0;
static int empty_transfer_count = 0;
- struct datafeed_packet packet;
+ struct sr_datafeed_packet packet;
void *user_data;
int cur_buflen, trigger_offset, i;
unsigned char *cur_buf, *new_buf;
* TODO: Send pre-trigger buffer to session bus.
* Tell the frontend we hit the trigger here.
*/
- packet.type = DF_TRIGGER;
+ packet.type = SR_DF_TRIGGER;
packet.length = 0;
- session_bus(user_data, &packet);
+ sr_session_bus(user_data, &packet);
/*
* Send the samples that triggered it, since we're
* skipping past them.
*/
- packet.type = DF_LOGIC;
+ packet.type = SR_DF_LOGIC;
packet.length = trigger_stage;
packet.unitsize = 1;
packet.payload = trigger_buffer;
- session_bus(user_data, &packet);
+ sr_session_bus(user_data, &packet);
trigger_stage = TRIGGER_FIRED;
break;
if (trigger_stage == TRIGGER_FIRED) {
/* Send the incoming transfer to the session bus. */
- packet.type = DF_LOGIC;
+ packet.type = SR_DF_LOGIC;
packet.length = cur_buflen - trigger_offset;
packet.unitsize = 1;
packet.payload = cur_buf + trigger_offset;
- session_bus(user_data, &packet);
+ sr_session_bus(user_data, &packet);
g_free(cur_buf);
num_samples += cur_buflen;
- if ((unsigned int)num_samples > limit_samples) {
+ if (limit_samples && (unsigned int) num_samples > limit_samples) {
hw_stop_acquisition(-1, user_data);
}
} else {
static int hw_start_acquisition(int device_index, gpointer session_device_id)
{
- struct sigrok_device_instance *sdi;
- struct datafeed_packet *packet;
- struct datafeed_header *header;
+ struct sr_device_instance *sdi;
+ struct sr_datafeed_packet *packet;
+ struct sr_datafeed_header *header;
struct libusb_transfer *transfer;
const struct libusb_pollfd **lupfd;
int size, i;
unsigned char *buf;
- if (!(sdi = get_sigrok_device_instance(device_instances, device_index)))
- return SIGROK_ERR;
+ if (!(sdi = sr_get_device_instance(device_instances, device_index)))
+ return SR_ERR;
- packet = g_malloc(sizeof(struct datafeed_packet));
- header = g_malloc(sizeof(struct datafeed_header));
+ packet = g_malloc(sizeof(struct sr_datafeed_packet));
+ header = g_malloc(sizeof(struct sr_datafeed_header));
if (!packet || !header)
- return SIGROK_ERR;
+ return SR_ERR;
/* Start with 2K transfer, subsequently increased to 4K. */
size = 2048;
/* TODO: Free them all. */
libusb_free_transfer(transfer);
g_free(buf);
- return SIGROK_ERR;
+ return SR_ERR;
}
size = 4096;
}
lupfd = libusb_get_pollfds(usb_context);
for (i = 0; lupfd[i]; i++)
- source_add(lupfd[i]->fd, lupfd[i]->events, 40, receive_data,
- NULL);
+ sr_source_add(lupfd[i]->fd, lupfd[i]->events, 40, receive_data,
+ NULL);
free(lupfd);
- packet->type = DF_HEADER;
- packet->length = sizeof(struct datafeed_header);
+ packet->type = SR_DF_HEADER;
+ packet->length = sizeof(struct sr_datafeed_header);
packet->payload = (unsigned char *)header;
header->feed_version = 1;
gettimeofday(&header->starttime, NULL);
header->samplerate = cur_samplerate;
- header->protocol_id = PROTO_RAW;
- header->num_probes = NUM_PROBES;
- session_bus(session_device_id, packet);
+ header->protocol_id = SR_PROTO_RAW;
+ header->num_logic_probes = NUM_PROBES;
+ header->num_analog_probes = 0;
+ sr_session_bus(session_device_id, packet);
g_free(header);
g_free(packet);
- return SIGROK_OK;
+ return SR_OK;
}
/* This stops acquisition on ALL devices, ignoring device_index. */
static void hw_stop_acquisition(int device_index, gpointer session_device_id)
{
- struct datafeed_packet packet;
+ struct sr_datafeed_packet packet;
- /* QUICK HACK */
+ /* Avoid compiler warnings. */
device_index = device_index;
- packet.type = DF_END;
- session_bus(session_device_id, &packet);
+ packet.type = SR_DF_END;
+ sr_session_bus(session_device_id, &packet);
receive_transfer(NULL);
/* TODO: Need to cancel and free any queued up transfers. */
}
-struct device_plugin saleae_logic_plugin_info = {
+struct sr_device_plugin saleae_logic_plugin_info = {
"saleae-logic",
+ "Saleae Logic",
1,
hw_init,
hw_cleanup,
-
hw_opendev,
hw_closedev,
hw_get_device_info,