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link-mso19: Properly initialize the protocol trigger block

This commit is contained in:
Renato Caldas 2012-01-17 13:41:38 +00:00
parent a84671913e
commit a29360733d
2 changed files with 26 additions and 12 deletions
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36
hardware/link-mso19/link-mso19.c
View File

@ -2,6 +2,7 @@
* This file is part of the sigrok project.
*
* Copyright (C) 2011 Daniel Ribeiro <drwyrm@gmail.com>
* Copyright (C) 2012 Renato Caldas <rmsc@fe.up.pt>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@ -323,18 +324,20 @@ static int mso_configure_trigger(struct sr_device_instance *sdi)
ops[3] = mso_trans(4, (dso_trigger >> 8) & 0xff);
ops[4] = mso_trans(11,
mso->dso_trigger_width / SR_HZ_TO_NS(mso->cur_rate));
ops[5] = mso_trans(REG_CTL2, (mso->ctlbase2 | BITS_CTL2_BANK(2)));
/* FIXME SPI/I2C Triggers */
ops[6] = mso_trans(0, 0);
ops[7] = mso_trans(1, 0);
ops[8] = mso_trans(2, 0);
ops[9] = mso_trans(3, 0);
ops[10] = mso_trans(4, 0xff);
ops[11] = mso_trans(5, 0xff);
ops[12] = mso_trans(6, 0xff);
ops[13] = mso_trans(7, 0xff);
ops[14] = mso_trans(8, mso->trigger_spimode);
/* Select the SPI/I2C trigger config bank */
ops[5] = mso_trans(REG_CTL2, (mso->ctlbase2 | BITS_CTL2_BANK(2)));
/* Configure the SPI/I2C protocol trigger */
ops[6] = mso_trans(REG_PT_WORD(0), mso->protocol_trigger.word[0]);
ops[7] = mso_trans(REG_PT_WORD(1), mso->protocol_trigger.word[1]);
ops[8] = mso_trans(REG_PT_WORD(2), mso->protocol_trigger.word[2]);
ops[9] = mso_trans(REG_PT_WORD(3), mso->protocol_trigger.word[3]);
ops[10] = mso_trans(REG_PT_MASK(0), mso->protocol_trigger.mask[0]);
ops[11] = mso_trans(REG_PT_MASK(1), mso->protocol_trigger.mask[1]);
ops[12] = mso_trans(REG_PT_MASK(2), mso->protocol_trigger.mask[2]);
ops[13] = mso_trans(REG_PT_MASK(3), mso->protocol_trigger.mask[3]);
ops[14] = mso_trans(REG_PT_SPIMODE, mso->protocol_trigger.spimode);
/* Select the default config bank */
ops[15] = mso_trans(REG_CTL2, mso->ctlbase2);
return mso_send_control_message(sdi, ARRAY_AND_SIZE(ops));
@ -460,8 +463,19 @@ static int hw_init(const char *deviceinfo)
goto err_free_mso;
}
sprintf(hwrev, "r%d", mso->hwrev);
/* hardware initial state */
mso->ctlbase1 = 0;
{
/* Initialize the protocol trigger configuration */
int i;
for (i = 0; i < 4; i++)
{
mso->protocol_trigger.word[i] = 0;
mso->protocol_trigger.mask[i] = 0xff;
}
mso->protocol_trigger.spimode = 0;
}
sdi = sr_device_instance_new(devcnt, SR_ST_INITIALIZING,
manufacturer, product, hwrev);

2
hardware/link-mso19/link-mso19.h
View File

@ -71,13 +71,13 @@ struct mso {
uint8_t dso_probe_attn;
uint8_t trigger_chan;
uint8_t trigger_slope;
uint8_t trigger_spimode;
uint8_t trigger_outsrc;
uint8_t trigger_state;
uint8_t la_trigger;
uint8_t la_trigger_mask;
double dso_trigger_voltage;
uint16_t dso_trigger_width;
struct mso_prototrig protocol_trigger;
gpointer session_id;
uint16_t buffer_n;
char buffer[4096];