Create note control library for testing

demo/Makefile

@@ -3,7 +3,7 @@ BUILD_DIR?=../build/
 include $(BUILD_DIR)/software/include/generated/variables.mak
 include $(SOC_DIRECTORY)/software/common.mak
 
-OBJECTS = crt0.o donut.o led.o main.o
+OBJECTS = crt0.o donut.o led.o main.o note.o
 CFLAGS += -DWITH_CXX
 
 

demo/main.cpp

@@ -10,6 +10,8 @@
 #include <libbase/console.h>
 #include <libbase/uart.h>
 
+#include "note"
+
 /*-----------------------------------------------------------------------*/
 /* Uart                                                                  */
 /*-----------------------------------------------------------------------*/
@@ -90,6 +92,8 @@ static void help(void) {
 #endif
 #ifdef CSR_AUDIO_BASE
 	puts("saw                - Sawtooth Audio demo");
+	puts("imperial           - Imperial March demo");
+	puts("roll               - Music demo");
 #endif
 }
 
@@ -122,6 +126,65 @@ static void saw_cmd(char **val) {
 	printf("Setting Sawtooth to %dHz\n", value);
 	audio_targ_write(value);
 }
+
+static void imperial_cmd() {
+	note(NOTE_G4, 400);
+	note(NOTE_NONE, 400);
+	note(NOTE_G4, 400);
+	note(NOTE_NONE, 400);
+	note(NOTE_G4, 600);
+	note(NOTE_NONE, 600);
+	note(NOTE_D4S, 200);
+	note(NOTE_A4S, 200);
+	note(NOTE_G4, 600);
+	note(NOTE_NONE, 200);
+	note(NOTE_D4S, 400);
+	note(NOTE_NONE, 200);
+	note(NOTE_A4S, 200);
+	note(NOTE_G4, 1000);
+	note(NOTE_D4S, 600);
+	note(NOTE_NONE, 200);
+	note(NOTE_D5, 600);
+	note(NOTE_NONE, 200);
+	note(NOTE_D5, 600);
+	note(NOTE_NONE, 200);
+	note(NOTE_D5, 600);
+	note(NOTE_NONE, 200);
+	note(NOTE_D5S, 400);
+	note(NOTE_NONE, 200);
+	note(NOTE_A4S, 200);
+	note(NOTE_F4S, 600);
+	note(NOTE_NONE, 200);
+	note(NOTE_D4S, 400);
+	note(NOTE_NONE, 200);
+	note(NOTE_A4S, 200);
+	note(NOTE_G4, 800);
+}
+
+static void roll_cmd() {
+	note(NOTE_C4S, 450);
+	note(NOTE_D4S, 600);
+	note(NOTE_G3S, 150);
+	note(NOTE_D4S, 450);
+	note(NOTE_F4, 450);
+	note(NOTE_G4S, 90);
+	note(NOTE_F4S, 90);
+	note(NOTE_F4, 90);
+	note(NOTE_C4S, 510);
+	note(NOTE_D4S, 600);
+	note(NOTE_G3S, 1500);
+	note(NOTE_C4S, 450);
+	note(NOTE_D4S, 600);
+	note(NOTE_G3S, 150);
+	note(NOTE_D4S, 450);
+	note(NOTE_F4, 450);
+	note(NOTE_G4S, 90);
+	note(NOTE_F4S, 90);
+	note(NOTE_F4, 90);
+	note(NOTE_C4S, 510);
+	note(NOTE_D4S, 600);
+	note(NOTE_G3S, 1500);
+}
 #endif
 
 void donut(void);
@@ -160,6 +223,10 @@ static void console_service(void) {
 #ifdef CSR_AUDIO_BASE
 	else if (strcmp(token, "saw") == 0)
 		saw_cmd(&str);
+	else if (strcmp(token, "imperial") == 0)
+		imperial_cmd();
+	else if (strcmp(token, "roll") == 0)
+		roll_cmd();
 #endif
 	prompt();
 }

demo/note

@@ -0,0 +1,78 @@
+#include <stdint.h>
+
+#pragma once
+
+// Function Definition
+
+void note(uint32_t frequency, unsigned int duration_ms);
+
+// Notes
+
+#define NOTE_NONE 0
+
+#define NOTE_C2 65
+#define NOTE_C2S 69
+#define NOTE_D2 73
+#define NOTE_D2S 78
+#define NOTE_E2 82
+#define NOTE_F2 87
+#define NOTE_F2S 93
+#define NOTE_G2 98
+#define NOTE_G2S 104
+#define NOTE_A2 110
+#define NOTE_A2S 117
+#define NOTE_B2 123
+
+#define NOTE_C3 131
+#define NOTE_C3S 139
+#define NOTE_D3 147
+#define NOTE_D3S 156
+#define NOTE_E3 165
+#define NOTE_F3 175
+#define NOTE_F3S 185
+#define NOTE_G3 196
+#define NOTE_G3S 208
+#define NOTE_A3 220
+#define NOTE_A3S 233
+#define NOTE_B3 247
+
+#define NOTE_C4 262
+#define NOTE_C4S 277
+#define NOTE_D4 294
+#define NOTE_D4S 311
+#define NOTE_E4 330
+#define NOTE_F4 349
+#define NOTE_F4S 370
+#define NOTE_G4 392
+#define NOTE_G4S 415
+#define NOTE_A4 440
+#define NOTE_A4S 466
+#define NOTE_B4 494
+
+#define NOTE_C5 523
+#define NOTE_C5S 554
+#define NOTE_D5 587
+#define NOTE_D5S 622
+#define NOTE_E5 659
+#define NOTE_F5 698
+#define NOTE_F5S 740
+#define NOTE_G5 784
+#define NOTE_G5S 831
+#define NOTE_A5 880
+#define NOTE_A5S 932
+#define NOTE_B5 988
+
+#define NOTE_C6 1047
+#define NOTE_C6S 1109
+#define NOTE_D6 1175
+#define NOTE_D6S 1245
+#define NOTE_E6 1319
+#define NOTE_F6 1397
+#define NOTE_F6S 1480
+#define NOTE_G6 1568
+#define NOTE_G6S 1661
+#define NOTE_A6 1760
+#define NOTE_A6S 1865
+#define NOTE_B6 1976
+
+#define NOTE_C7 2093

demo/note.cpp

@@ -0,0 +1,8 @@
+#include <generated/csr.h>
+#include <stdint.h>
+
+void note(uint32_t frequency, unsigned int duration_ms) {
+	audio_targ_write(frequency);
+	busy_wait(duration_ms);
+	audio_targ_write(0);
+}