X-Git-Url: http://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Fpipistrello-ols%2Fprotocol.c;h=8276a9ed46f83aee4fb7ec4231ecc2a671a2e13f;hb=d2f7c417fdd96a13d8fd86350d2fc13db16f626c;hp=f3bd15b0272d9c290d89f4c3af9d0438c508cd84;hpb=4f840ce965b1c30c5ab75afecc56193cbaf5c1b3;p=libsigrok.git diff --git a/src/hardware/pipistrello-ols/protocol.c b/src/hardware/pipistrello-ols/protocol.c index f3bd15b0..8276a9ed 100644 --- a/src/hardware/pipistrello-ols/protocol.c +++ b/src/hardware/pipistrello-ols/protocol.c @@ -17,10 +17,9 @@ * along with this program. If not, see . */ +#include #include "protocol.h" -extern SR_PRIV struct sr_dev_driver p_ols_driver_info; - SR_PRIV int write_shortcommand(struct dev_context *devc, uint8_t command) { uint8_t buf[1]; @@ -129,7 +128,7 @@ SR_PRIV int p_ols_open(struct dev_context *devc) goto err_open_close_ftdic; } sr_dbg("FTDI chip read data chunk size set successfully."); - + return SR_OK; err_open_close_ftdic: @@ -226,7 +225,6 @@ SR_PRIV struct sr_dev_inst *p_ols_get_metadata(uint8_t *buf, int bytes_read, str sdi = g_malloc0(sizeof(struct sr_dev_inst)); sdi->status = SR_ST_INACTIVE; - sdi->driver = &p_ols_driver_info; sdi->priv = devc; devname = g_string_new(""); @@ -299,7 +297,7 @@ SR_PRIV struct sr_dev_inst *p_ols_get_metadata(uint8_t *buf, int bytes_read, str /* what is this for? */ break; case 0x03: - /* Maximum sample rate (hz) */ + /* Maximum sample rate (Hz) */ devc->max_samplerate = tmp_int; break; case 0x04: @@ -384,7 +382,6 @@ SR_PRIV int p_ols_set_samplerate(const struct sr_dev_inst *sdi, return SR_OK; } - SR_PRIV int p_ols_receive_data(int fd, int revents, void *cb_data) { struct dev_context *devc; @@ -427,7 +424,7 @@ SR_PRIV int p_ols_receive_data(int fd, int revents, void *cb_data) if (bytes_read < 0) { sr_err("Failed to read FTDI data (%d): %s.", bytes_read, ftdi_get_error_string(devc->ftdic)); - sdi->driver->dev_acquisition_stop(sdi, sdi); + sr_dev_acquisition_stop(sdi); return FALSE; } if (bytes_read == 0) { @@ -446,7 +443,7 @@ SR_PRIV int p_ols_receive_data(int fd, int revents, void *cb_data) sr_spew("Received byte 0x%.2x.", byte); if ((devc->flag_reg & FLAG_DEMUX) && (devc->flag_reg & FLAG_RLE)) { - /* RLE in demux mode must be processed differently + /* RLE in demux mode must be processed differently * since in this case the RLE encoder is operating on pairs of samples. */ if (devc->num_bytes == num_channels * 2) { @@ -502,11 +499,13 @@ SR_PRIV int p_ols_receive_data(int fd, int revents, void *cb_data) * sample. */ devc->tmp_sample[i] = devc->sample[j++]; - } + } } /* Clear out the most significant bit of the sample */ devc->tmp_sample[devc->num_bytes - 1] &= 0x7f; - sr_spew("Expanded sample 1: 0x%.8x.", devc->tmp_sample); + sr_spew("Expanded sample 1: 0x%.2x%.2x%.2x%.2x.", + devc->tmp_sample[3], devc->tmp_sample[2], + devc->tmp_sample[1], devc->tmp_sample[0]); /* expand second sample */ memset(devc->tmp_sample2, 0, 4); @@ -518,11 +517,13 @@ SR_PRIV int p_ols_receive_data(int fd, int revents, void *cb_data) * sample. */ devc->tmp_sample2[i] = devc->sample[j++]; - } + } } /* Clear out the most significant bit of the sample */ devc->tmp_sample2[devc->num_bytes - 1] &= 0x7f; - sr_spew("Expanded sample 2: 0x%.8x.", devc->tmp_sample2); + sr_spew("Expanded sample 2: 0x%.2x%.2x%.2x%.2x.", + devc->tmp_sample2[3], devc->tmp_sample2[2], + devc->tmp_sample2[1], devc->tmp_sample2[0]); /* * OLS sends its sample buffer backwards. @@ -596,7 +597,7 @@ SR_PRIV int p_ols_receive_data(int fd, int revents, void *cb_data) * sample. */ devc->tmp_sample[i] = devc->sample[j++]; - } + } } memcpy(devc->sample, devc->tmp_sample, 4); sr_spew("Expanded sample: 0x%.8x.", sample); @@ -620,8 +621,9 @@ SR_PRIV int p_ols_receive_data(int fd, int revents, void *cb_data) } return TRUE; } else { - do bytes_read = ftdi_read_data(devc->ftdic, devc->ftdi_buf, FTDI_BUF_SIZE); - while (bytes_read > 0); + do { + bytes_read = ftdi_read_data(devc->ftdic, devc->ftdi_buf, FTDI_BUF_SIZE); + } while (bytes_read > 0); /* * We've acquired all the samples we asked for -- we're done. @@ -643,12 +645,12 @@ SR_PRIV int p_ols_receive_data(int fd, int revents, void *cb_data) logic.unitsize = 4; logic.data = devc->raw_sample_buf + (devc->limit_samples - devc->num_samples) * 4; - sr_session_send(cb_data, &packet); + sr_session_send(sdi, &packet); } /* Send the trigger. */ packet.type = SR_DF_TRIGGER; - sr_session_send(cb_data, &packet); + sr_session_send(sdi, &packet); /* Send post-trigger samples. */ packet.type = SR_DF_LOGIC; @@ -657,7 +659,7 @@ SR_PRIV int p_ols_receive_data(int fd, int revents, void *cb_data) logic.unitsize = 4; logic.data = devc->raw_sample_buf + devc->trigger_at * 4 + (devc->limit_samples - devc->num_samples) * 4; - sr_session_send(cb_data, &packet); + sr_session_send(sdi, &packet); } else { /* no trigger was used */ packet.type = SR_DF_LOGIC; @@ -666,11 +668,11 @@ SR_PRIV int p_ols_receive_data(int fd, int revents, void *cb_data) logic.unitsize = 4; logic.data = devc->raw_sample_buf + (devc->limit_samples - devc->num_samples) * 4; - sr_session_send(cb_data, &packet); + sr_session_send(sdi, &packet); } g_free(devc->raw_sample_buf); - sdi->driver->dev_acquisition_stop(sdi, cb_data); + sr_dev_acquisition_stop(sdi); } return TRUE;