#define CHUNK_SIZE (4 * 1024 * 1024)
#define MAX_POD_COUNT 12
-#define HEADER_SIZE 80
#define SPACE ' '
#define CTRLZ '\x1a'
enum ad_format {
AD_FORMAT_UNKNOWN,
- AD_FORMAT_BINHDR, /* Binary header, binary data, textual setup info */
+ AD_FORMAT_BINHDR1, /* Binary header, binary data, textual setup info, v1 */
+ AD_FORMAT_BINHDR2, /* Binary header, binary data, textual setup info, v2 */
AD_FORMAT_TXTHDR, /* Textual header, binary data */
};
char pod_status[MAX_POD_COUNT];
struct sr_channel *channels[MAX_POD_COUNT][17]; /* 16 + CLK */
uint64_t trigger_timestamp;
- uint32_t record_size, record_count, cur_record;
+ uint32_t header_size, record_size, record_count, cur_record;
int32_t last_record;
uint64_t samplerate;
double timestamp_scale;
enum ad_format format;
/*
- * 00-31 (0x00-1F) file format name
- * 32-39 (0x20-27) trigger timestamp u64
- * 40-47 (0x28-2F) unused
- * 48 (0x30) compression
- * 49-53 (0x31-35) ??
- * 50 (0x32) 0x00 (PI), 0x01 (iprobe)
- * 54 (0x36) 0x08 (PI 250/500), 0x0A (iprobe 250)
- * 55 (0x37) 0x00 (250), 0x01 (500)
- * 56 (0x38) record size u8
- * 57-59 (0x39-3B) const 0x00
- * 60-63 (0x3C-3F) number of records u32
- * 64-67 (0x40-43) id of last record s32
- * 68-77 (0x44-4D) ??
- * 71 (0x47) const 0x80=128
- * 72 (0x48) const 0x01
- * 78-79 (0x4E-4F) ??
+ * First-level file header:
+ * 0x00-1F file format name
+ * 0x20 u64 trigger timestamp
+ * 0x28-2F unused
+ * 0x30 u8 compression
+ * 0x31-35 ??
+ * 0x32 u8 0x00 (PI), 0x01 (iprobe)
+ * 0x36 u8 device id: 0x08 (PI 250/500), 0x0A (iprobe 250)
+ */
+
+ /*
+ * Second-level file header, version 1:
+ * 0x37 u8 capture speed: 0x00 (250), 0x01 (500)
+ * 0x38 u8 record size
+ * 0x39-3B const 0x00
+ * 0x3C u32 number of records
+ * 0x40 s32 id of last record
+ * 0x44-4D ??
+ * 0x47 u8 const 0x80=128
+ * 0x48 u8 const 0x01
+ * 0x4E-4F ??
+ */
+
+ /*
+ * Second-level file header, version 2:
+ * 0x37 u8 ??
+ * 0x38 u64 ??
+ * 0x40 u64 ??
+ * 0x48 u8 record size
+ * 0x49-4F ??
+ * 0x50 u64 ??
+ * 0x58 u64 number of records
+ * 0x60 u64 ??
+ * 0x68 u64 ??
+ * 0x70 u64 ??
+ * 0x78 u64 ??
+ * 0x80 u64 ??
+ * 0x88 u64 ?? (timestamp of some kind?)
+ * 0x90 u64 ??
+ * 0x98-9E ??
+ * 0x9F u8 capture speed: 0x00 (250), 0x01 (500)
+ * 0xA0 u64 ??
+ * 0xA8 u64 ??
+ * 0xB0 u64 ??
+ * 0xB8-CF version string? (e.g. '93173--96069', same for all tested .ad files)
+ * 0xC8 u16 ??
*/
/*
format = AD_FORMAT_UNKNOWN;
if (has_trace32) {
/* Literal "trace32" leader, binary header follows. */
- format = AD_FORMAT_BINHDR;
+ format = AD_FORMAT_BINHDR1;
} else if (g_ascii_isdigit(format_name[0]) && (format_name[1] == SPACE)) {
/* Digit and SPACE leader, currently unsupported text header. */
format = AD_FORMAT_TXTHDR;
if (!format)
return SR_ERR;
+ /* If the device id is 0x00, we have a v2 format file. */
+ if (R8(buf->str + 0x36) == 0x00)
+ format = AD_FORMAT_BINHDR2;
+
p = printable_name(format_name);
if (inc)
sr_dbg("File says it's \"%s\" -> format type %u.", p, format);
g_free(p);
- record_size = R8(buf->str + 56);
+ record_size = (format == AD_FORMAT_BINHDR1) ?
+ R8(buf->str + 0x38) : R8(buf->str + 0x48);
device_id = 0;
if (g_strcmp0(format_name, "trace32 power integrator data") == 0) {
inc->format = format;
inc->device = device_id;
- inc->trigger_timestamp = RL64(buf->str + 32);
- inc->compression = R8(buf->str + 48); /* Maps to the enum. */
- inc->record_mode = R8(buf->str + 55); /* Maps to the enum. */
+ inc->trigger_timestamp = RL64(buf->str + 0x20);
+ inc->compression = R8(buf->str + 0x30); /* Maps to the enum. */
+ inc->header_size = (format == AD_FORMAT_BINHDR1) ? 0x50 : 0xCA;
inc->record_size = record_size;
- inc->record_count = RL32(buf->str + 60);
- inc->last_record = RL32S(buf->str + 64);
+
+ if (format == AD_FORMAT_BINHDR1) {
+ inc->record_mode = R8(buf->str + 0x37); /* Maps to the enum. */
+ inc->record_count = RL32(buf->str + 0x3C);
+ inc->last_record = RL32S(buf->str + 0x40);
+ } else {
+ inc->record_mode = R8(buf->str + 0x9F); /* Maps to the enum. */
+ inc->record_count = RL32(buf->str + 0x58);
+ inc->last_record = inc->record_count;
+ }
sr_dbg("Trigger occured at %lf s.",
inc->trigger_timestamp * TIMESTAMP_RESOLUTION);
static void send_metadata(struct sr_input *in)
{
- struct sr_datafeed_packet packet;
- struct sr_datafeed_meta meta;
- struct sr_config *src;
struct context *inc;
inc = in->priv;
-
- packet.type = SR_DF_META;
- packet.payload = &meta;
- src = sr_config_new(SR_CONF_SAMPLERATE, g_variant_new_uint64(inc->samplerate));
- meta.config = g_slist_append(NULL, src);
- sr_session_send(in->sdi, &packet);
- g_slist_free(meta.config);
- sr_config_free(src);
-
+ (void)sr_session_send_meta(in->sdi, SR_CONF_SAMPLERATE,
+ g_variant_new_uint64(inc->samplerate));
inc->meta_sent = TRUE;
}
static void process_record_pi(struct sr_input *in, gsize start)
{
- struct sr_datafeed_packet packet;
struct context *inc;
uint64_t timestamp, next_timestamp;
uint32_t pod_data;
buf = in->buf;
/*
- * 00-07 timestamp
- * 08-09 A15..0
- * 10-11 B15..0
- * 12-13 C15..0
- * 14-15 D15..0
- * 16-17 E15..0
- * 18-19 F15..0
- * 20-23 ??
- * 24-25 J15..0 Not present in 500MHz mode
- * 26-27 K15..0 Not present in 500MHz mode
- * 28-29 L15..0 Not present in 500MHz mode
- * 30-31 M15..0 Not present in 500MHz mode
- * 32-33 N15..0 Not present in 500MHz mode
- * 34-35 O15..0 Not present in 500MHz mode
- * 36-39 ?? Not present in 500MHz mode
- * 40/24 CLKF..A (32=CLKF, .., 1=CLKA)
- * 41 CLKO..J (32=CLKO, .., 1=CLKJ) Not present in 500MHz mode
- * 42/25 ??
- * 43/26 ??
- * 44/27 ??
+ * 0x00 u8 timestamp
+ * 0x08 u16 A15..0
+ * 0x0A u16 B15..0
+ * 0x0C u16 C15..0
+ * 0x0E u16 D15..0
+ * 0x10 u16 E15..0
+ * 0x12 u16 F15..0
+ * 0x14 u32 ??
+ * 0x18 u16 J15..0 Not present in 500MHz mode
+ * 0x1A u16 K15..0 Not present in 500MHz mode
+ * 0x1C u16 L15..0 Not present in 500MHz mode
+ * 0x1E u16 M15..0 Not present in 500MHz mode
+ * 0x20 u16 N15..0 Not present in 500MHz mode
+ * 0x22 u16 O15..0 Not present in 500MHz mode
+ * 0x24 u32 ?? Not present in 500MHz mode
+ * 0x28/18 u8 CLKF..A (32=CLKF, .., 1=CLKA)
+ * 0x29/1A u8 CLKO..J (32=CLKO, .., 1=CLKJ) Not present in 500MHz mode
+ * 0x2A/19 u8 ??
+ * 0x2B/1A u8 ??
+ * 0x2C/1B u8 ??
*/
timestamp = RL64(buf->str + start);
if (inc->record_mode == AD_MODE_500MHZ) {
pod_count = 6;
- clk_offset = 24;
+ clk_offset = 0x18;
} else {
pod_count = 12;
- clk_offset = 40;
+ clk_offset = 0x28;
}
payload_bit = 0;
switch (pod) {
case 0: /* A */
- pod_data = RL16(buf->str + start + 8);
+ pod_data = RL16(buf->str + start + 0x08);
pod_data |= (RL16(buf->str + start + clk_offset) & 1) << 16;
break;
case 1: /* B */
- pod_data = RL16(buf->str + start + 10);
+ pod_data = RL16(buf->str + start + 0x0A);
pod_data |= (RL16(buf->str + start + clk_offset) & 2) << 15;
break;
case 2: /* C */
- pod_data = RL16(buf->str + start + 12);
+ pod_data = RL16(buf->str + start + 0x0C);
pod_data |= (RL16(buf->str + start + clk_offset) & 4) << 14;
break;
case 3: /* D */
- pod_data = RL16(buf->str + start + 14);
+ pod_data = RL16(buf->str + start + 0x0E);
pod_data |= (RL16(buf->str + start + clk_offset) & 8) << 13;
break;
case 4: /* E */
- pod_data = RL16(buf->str + start + 16);
+ pod_data = RL16(buf->str + start + 0x10);
pod_data |= (RL16(buf->str + start + clk_offset) & 16) << 12;
break;
case 5: /* F */
- pod_data = RL16(buf->str + start + 18);
+ pod_data = RL16(buf->str + start + 0x12);
pod_data |= (RL16(buf->str + start + clk_offset) & 32) << 11;
break;
case 6: /* J */
- pod_data = RL16(buf->str + start + 24);
- pod_data |= (RL16(buf->str + start + 41) & 1) << 16;
+ pod_data = RL16(buf->str + start + 0x18);
+ pod_data |= (RL16(buf->str + start + 0x29) & 1) << 16;
break;
case 7: /* K */
- pod_data = RL16(buf->str + start + 26);
- pod_data |= (RL16(buf->str + start + 41) & 2) << 15;
+ pod_data = RL16(buf->str + start + 0x1A);
+ pod_data |= (RL16(buf->str + start + 0x29) & 2) << 15;
break;
case 8: /* L */
- pod_data = RL16(buf->str + start + 28);
- pod_data |= (RL16(buf->str + start + 41) & 4) << 14;
+ pod_data = RL16(buf->str + start + 0x1C);
+ pod_data |= (RL16(buf->str + start + 0x29) & 4) << 14;
break;
case 9: /* M */
- pod_data = RL16(buf->str + start + 30);
- pod_data |= (RL16(buf->str + start + 41) & 8) << 13;
+ pod_data = RL16(buf->str + start + 0x1E);
+ pod_data |= (RL16(buf->str + start + 0x29) & 8) << 13;
break;
case 10: /* N */
- pod_data = RL16(buf->str + start + 32);
- pod_data |= (RL16(buf->str + start + 41) & 16) << 12;
+ pod_data = RL16(buf->str + start + 0x20);
+ pod_data |= (RL16(buf->str + start + 0x29) & 16) << 12;
break;
case 11: /* O */
- pod_data = RL16(buf->str + start + 34);
- pod_data |= (RL16(buf->str + start + 41) & 32) << 11;
+ pod_data = RL16(buf->str + start + 0x22);
+ pod_data |= (RL16(buf->str + start + 0x29) & 32) << 11;
break;
default:
+ pod_data = 0;
sr_err("Don't know how to obtain data for pod %d.", pod);
}
if (timestamp == inc->trigger_timestamp && !inc->trigger_sent) {
sr_dbg("Trigger @%lf s, record #%d.",
timestamp * TIMESTAMP_RESOLUTION, inc->cur_record);
-
- packet.type = SR_DF_TRIGGER;
- packet.payload = NULL;
- sr_session_send(in->sdi, &packet);
+ std_session_send_df_trigger(in->sdi);
inc->trigger_sent = TRUE;
}
static void process_record_iprobe(struct sr_input *in, gsize start)
{
- struct sr_datafeed_packet packet;
struct context *inc;
uint64_t timestamp, next_timestamp;
char single_payload[3];
inc = in->priv;
/*
- * 00-07 timestamp
- * 08-09 IP15..0
- * 10 CLK
+ * 0x00 u64 timestamp
+ * 0x08 u16 IP15..0
+ * 0x0A u8 CLK
*/
timestamp = RL64(in->buf->str + start);
- single_payload[0] = R8(in->buf->str + start + 8);
- single_payload[1] = R8(in->buf->str + start + 9);
- single_payload[2] = R8(in->buf->str + start + 10) & 1;
+ single_payload[0] = R8(in->buf->str + start + 0x08);
+ single_payload[1] = R8(in->buf->str + start + 0x09);
+ single_payload[2] = R8(in->buf->str + start + 0x0A) & 1;
payload_len = 3;
if (timestamp == inc->trigger_timestamp && !inc->trigger_sent) {
sr_dbg("Trigger @%lf s, record #%d.",
timestamp * TIMESTAMP_RESOLUTION, inc->cur_record);
-
- packet.type = SR_DF_TRIGGER;
- packet.payload = NULL;
- sr_session_send(in->sdi, &packet);
+ std_session_send_df_trigger(in->sdi);
inc->trigger_sent = TRUE;
}
if (!inc->header_read) {
res = process_header(in->buf, inc);
- g_string_erase(in->buf, 0, HEADER_SIZE);
+ g_string_erase(in->buf, 0, inc->header_size);
if (res != SR_OK)
return res;
}