+++ /dev/null
-/*
- * This file is part of the sigrok project.
- *
- * Copyright (C) 2010-2012 Bert Vermeulen <bert@biot.com>
- *
- * 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
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include "protocol.h"
-
-SR_PRIV unsigned int get_memory_size(int type)
-{
- if (type == MEMORY_SIZE_8K)
- return 8 * 1024;
- else if (type == MEMORY_SIZE_64K)
- return 64 * 1024;
- else if (type == MEMORY_SIZE_128K)
- return 128 * 1024;
- else if (type == MEMORY_SIZE_512K)
- return 512 * 1024;
- else
- return 0;
-}
-
-SR_PRIV int zp_set_samplerate(struct dev_context *devc, uint64_t samplerate)
-{
- int i;
-
- for (i = 0; zp_supported_samplerates[i]; i++)
- if (samplerate == zp_supported_samplerates[i])
- break;
-
- if (!zp_supported_samplerates[i] || samplerate > devc->max_samplerate) {
- sr_err("Unsupported samplerate: %" PRIu64 "Hz.", samplerate);
- return SR_ERR_ARG;
- }
-
- sr_info("Setting samplerate to %" PRIu64 "Hz.", samplerate);
-
- if (samplerate >= SR_MHZ(1))
- analyzer_set_freq(samplerate / SR_MHZ(1), FREQ_SCALE_MHZ);
- else if (samplerate >= SR_KHZ(1))
- analyzer_set_freq(samplerate / SR_KHZ(1), FREQ_SCALE_KHZ);
- else
- analyzer_set_freq(samplerate, FREQ_SCALE_HZ);
-
- devc->cur_samplerate = samplerate;
-
- return SR_OK;
-}
-
-SR_PRIV int set_limit_samples(struct dev_context *devc, uint64_t samples)
-{
- devc->limit_samples = samples;
-
- if (samples <= 2 * 1024)
- devc->memory_size = MEMORY_SIZE_8K;
- else if (samples <= 16 * 1024)
- devc->memory_size = MEMORY_SIZE_64K;
- else if (samples <= 32 * 1024 || devc->max_memory_size <= 32 * 1024)
- devc->memory_size = MEMORY_SIZE_128K;
- else
- devc->memory_size = MEMORY_SIZE_512K;
-
- sr_info("Setting memory size to %dK.",
- get_memory_size(devc->memory_size) / 1024);
-
- analyzer_set_memory_size(devc->memory_size);
-
- return SR_OK;
-}
-
-SR_PRIV int set_capture_ratio(struct dev_context *devc, uint64_t ratio)
-{
- if (ratio > 100) {
- sr_err("Invalid capture ratio: %" PRIu64 ".", ratio);
- return SR_ERR_ARG;
- }
-
- devc->capture_ratio = ratio;
-
- sr_info("Setting capture ratio to %d%%.", devc->capture_ratio);
-
- return SR_OK;
-}
-
-SR_PRIV void set_triggerbar(struct dev_context *devc)
-{
- unsigned int ramsize, n, triggerbar;
-
- ramsize = get_memory_size(devc->memory_size) / 4;
- if (devc->trigger) {
- n = ramsize;
- if (devc->max_memory_size < n)
- n = devc->max_memory_size;
- if (devc->limit_samples < n)
- n = devc->limit_samples;
- n = n * devc->capture_ratio / 100;
- if (n > ramsize - 8)
- triggerbar = ramsize - 8;
- else
- triggerbar = n;
- } else {
- triggerbar = 0;
- }
- analyzer_set_triggerbar_address(triggerbar);
- analyzer_set_ramsize_trigger_address(ramsize - triggerbar);
-
- sr_dbg("triggerbar_address = %d(0x%x)", triggerbar, triggerbar);
- sr_dbg("ramsize_triggerbar_address = %d(0x%x)",
- ramsize - triggerbar, ramsize - triggerbar);
-}