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Merge pull request #924 from bernd-herzog/dfu_menu

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added frame drop rate for m4 signal processing
This commit is contained in:
gullradriel
2023-04-27 15:41:46 +02:00
committed by GitHub
parent 9385be4f1e 50e5bc60ee
commit 15c9a76536
4 changed files with 22 additions and 7 deletions
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9
firmware/baseband/baseband_dma.cpp
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@@ -20,6 +20,7 @@
*/
#include "baseband_dma.hpp"
#include "portapack_shared_memory.hpp"
#include <cstdint>
#include <cstddef>
@@ -103,8 +104,12 @@ static constexpr auto& gpdma_channel_sgpio = gpdma::channels[portapack::sgpio_gp
static ThreadWait thread_wait;
volatile uint32_t buffer_transfered = 0;
volatile uint32_t buffer_handled = 0;
static void transfer_complete() {
const auto next_lli_index = gpdma_channel_sgpio.next_lli() - &lli_loop[0];
buffer_transfered++;
thread_wait.wake_from_interrupt(next_lli_index);
}
@@ -158,6 +163,10 @@ void disable() {
baseband::buffer_t wait_for_buffer() {
const auto next_index = thread_wait.sleep();
buffer_handled++;
auto buffer_missed = buffer_transfered - buffer_handled;
shared_memory.m4_buffer_missed = buffer_missed;
if( next_index >= 0 ) {
const size_t free_index = (next_index + transfers_per_buffer - 2) & transfers_mask;