ScStw/ESP32-HUB75-MatrixPanel-DMA
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Clean up serial debug

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For final version 1.1.0
This commit is contained in:
mrfaptastic 2020-07-30 09:01:54 +01:00
parent 3f6fd01767
commit 17ded79658
2 changed files with 15 additions and 22 deletions
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23
ESP32-RGB64x32MatrixPanel-I2S-DMA.cpp
View file

@ -77,8 +77,6 @@ bool RGB64x32MatrixPanel_I2S_DMA::allocateDMAmemory()
Serial.println("DMA memory blocks available before any malloc's: ");
heap_caps_print_heap_info(MALLOC_CAP_DMA);
Serial.printf("FYI: Size of an ESP32 DMA linked list descriptor (lldesc_t) is %d bytes\r\n", sizeof(lldesc_t));
Serial.printf("We're going to need %d bytes of SRAM just for the frame buffer(s).\r\n", _frame_buffer_memory_required);
Serial.printf("Largest DMA capable SRAM memory block is %d bytes.\r\n", heap_caps_get_largest_free_block(MALLOC_CAP_DMA));
#endif
@ -97,9 +95,7 @@ bool RGB64x32MatrixPanel_I2S_DMA::allocateDMAmemory()
// Allocate the framebuffer 1 memory, fail if we can even do this
matrix_framebuffer_malloc_1 = (frameStruct *)heap_caps_malloc(_frame_buffer_memory_required, MALLOC_CAP_DMA);
if ( matrix_framebuffer_malloc_1 == NULL ) {
#if SERIAL_DEBUG
Serial.println("ERROR: Couldn't malloc matrix_framebuffer_malloc_1! Critical fail.\r\n");
#endif
return false;
}
@ -109,9 +105,8 @@ bool RGB64x32MatrixPanel_I2S_DMA::allocateDMAmemory()
// SPLIT MEMORY MODE
#ifdef SPLIT_MEMORY_MODE
Serial.println("SPLIT MEMORY MODE ENABLED!");
#if SERIAL_DEBUG
Serial.println("SPLIT MEMORY MODE ENABLED!");
Serial.print("Rows per frame (overall): "); Serial.println(ROWS_PER_FRAME, DEC);
Serial.print("Rows per split framebuffer malloc: "); Serial.println(SPLIT_MEMORY_ROWS_PER_FRAME, DEC);
#endif
@ -131,9 +126,7 @@ bool RGB64x32MatrixPanel_I2S_DMA::allocateDMAmemory()
// Allocate the framebuffer 2 memory, fail if we can even do this
matrix_framebuffer_malloc_2 = (frameStruct *)heap_caps_malloc(_frame_buffer_memory_required, MALLOC_CAP_DMA);
if ( matrix_framebuffer_malloc_2 == NULL ) {
#if SERIAL_DEBUG
Serial.println("ERROR: Couldn't malloc matrix_framebuffer_malloc_2! Critical fail.\r\n");
#endif
return false;
}
@ -193,7 +186,9 @@ bool RGB64x32MatrixPanel_I2S_DMA::allocateDMAmemory()
int actualRefreshRate = 1000000000UL/(nsPerFrame);
calculated_refresh_rate = actualRefreshRate;
#if SERIAL_DEBUG
Serial.printf("lsbMsbTransitionBit of %d gives %d Hz refresh: \r\n", lsbMsbTransitionBit, actualRefreshRate);
#endif
if (actualRefreshRate > min_refresh_rate) // HACK Hard Coded: 100
break;
@ -217,15 +212,15 @@ bool RGB64x32MatrixPanel_I2S_DMA::allocateDMAmemory()
*/
_dma_linked_list_memory_required = numDMAdescriptorsPerRow * ROWS_PER_FRAME * _num_frame_buffers * sizeof(lldesc_t);
#if SERIAL_DEBUG
Serial.printf("Descriptors for lsbMsbTransitionBit %d/%d with %d rows require %d bytes of DMA RAM\r\n", lsbMsbTransitionBit, PIXEL_COLOR_DEPTH_BITS - 1, ROWS_PER_FRAME, _dma_linked_list_memory_required);
#endif
_total_dma_capable_memory_reserved += _dma_linked_list_memory_required;
// Do a final check to see if we have enough space for the additional DMA linked list descriptors that will be required to link it all up!
if(_dma_linked_list_memory_required > heap_caps_get_largest_free_block(MALLOC_CAP_DMA)) {
#if SERIAL_DEBUG
Serial.printf("ERROR: Not enough SRAM left over for DMA linked-list descriptor memory reservation! Oh so close!\r\n");
#endif
return false;
} // linked list descriptors memory check
@ -237,7 +232,7 @@ bool RGB64x32MatrixPanel_I2S_DMA::allocateDMAmemory()
dmadesc_a = (lldesc_t *)heap_caps_malloc(desccount * sizeof(lldesc_t), MALLOC_CAP_DMA);
assert("Can't allocate descriptor framebuffer a");
if(!dmadesc_a) {
Serial.printf("Error: Could not malloc descriptor framebuffer a.");
Serial.printf("ERROR: Could not malloc descriptor framebuffer a.");
return false;
}
@ -247,22 +242,20 @@ bool RGB64x32MatrixPanel_I2S_DMA::allocateDMAmemory()
dmadesc_b = (lldesc_t *)heap_caps_malloc(desccount * sizeof(lldesc_t), MALLOC_CAP_DMA);
assert("Could not malloc descriptor framebuffer b.");
if(!dmadesc_b) {
Serial.printf("Error: Could not malloc descriptor framebuffer b.");
Serial.printf("ERROR: Could not malloc descriptor framebuffer b.");
return false;
}
}
Serial.printf("*** Memory Allocations Complete *** \r\n");
Serial.printf("*** ESP32-RGB64x32MatrixPanel-I2S-DMA: Memory Allocations Complete *** \r\n");
Serial.printf("Total memory that was reserved: %d kB.\r\n", _total_dma_capable_memory_reserved/1024);
Serial.printf("Heap Memory Available: %d bytes total. Largest free block: %d bytes.\r\n", heap_caps_get_free_size(0), heap_caps_get_largest_free_block(0));
Serial.printf("DMA Memory Available: %d bytes total. Largest free block: %d bytes.\r\n", heap_caps_get_free_size(MALLOC_CAP_DMA), heap_caps_get_largest_free_block(MALLOC_CAP_DMA));
Serial.printf("General RAM Available: %d bytes total. Largest free block: %d bytes.\r\n", heap_caps_get_free_size(MALLOC_CAP_DEFAULT), heap_caps_get_largest_free_block(MALLOC_CAP_DEFAULT));
#if SERIAL_DEBUG
Serial.println("DMA memory blocks available after malloc's: ");
heap_caps_print_heap_info(MALLOC_CAP_DMA);
delay(1000);
#endif

4
esp32_i2s_parallel.c
View file

@ -142,13 +142,13 @@ static void fifo_reset(i2s_dev_t *dev) {
void i2s_parallel_setup_without_malloc(i2s_dev_t *dev, const i2s_parallel_config_t *cfg) {
//Figure out which signal numbers to use for routing
printf("Setting up parallel I2S bus at I2S%d\n", i2snum(dev));
//printf("Setting up parallel I2S bus at I2S%d\n", i2snum(dev));
int sig_data_base, sig_clk;
if (dev==&I2S0) {
sig_data_base=I2S0O_DATA_OUT0_IDX;
sig_clk=I2S0O_WS_OUT_IDX;
} else {
printf("Setting up i2s parallel mode in %d bit mode!\n", cfg->bits);
//printf("Setting up i2s parallel mode in %d bit mode!\n", cfg->bits);
if (cfg->bits==I2S_PARALLEL_BITS_32) {
sig_data_base=I2S1O_DATA_OUT0_IDX;
} else if (cfg->bits==I2S_PARALLEL_BITS_16) {