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https://github.com/isometimes/rpi4-osdev
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Added better progress indicators for the cores in kernel.c
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0e540533d9
commit
84f7ebfae8
1 changed files with 41 additions and 5 deletions
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@ -158,8 +158,31 @@ void playaudio_cpu()
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}
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}
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void initProgress(void)
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{
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drawRect(0, 0, 301, 50, 0x0f, 0);
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drawString(309, 21, "Core 0", 0x0f, 1);
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drawRect(0, 60, 301, 110, 0x0f, 0);
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drawString(309, 81, "Core 1", 0x0f, 1);
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drawRect(0, 120, 301, 170, 0x0f, 0);
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drawString(309, 141, "Core 2", 0x0f, 1);
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drawRect(0, 180, 301, 230, 0x0f, 0);
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drawString(309, 201, "Core 3", 0x0f, 1);
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}
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void drawProgress(unsigned int core, unsigned int val) {
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// val should be 0-100
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if (val == 0) drawRect(1, (60 * core) + 1, 300, (60 * core) + 49, 0x00, 1);
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if (val > 0) drawRect(1, (60 * core) + 1, (val * 3), (60 * core) + 49, 0x33, 1);
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}
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void core2_main(void)
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{
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unsigned int core2_val = 0;
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clear_core2(); // Only run once
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debugstr("Playing on CPU Core #2 using DMA... ");
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@ -168,34 +191,47 @@ void core2_main(void)
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debugstr("core2_main() running still... ");
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while (*(dma+DMA_CS) & 0x1) { // Wait for DMA transfer to finish - we could do anything here instead!
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wait_msec(0x47FFFF);
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debugstr("o"); // Print an o roughly every 4.5 seconds
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wait_msec(0x7FFFF);
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drawProgress(2, core2_val);
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if (core2_val < 100) core2_val++;
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}
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debugstr(" ----> finished");
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debugstr("done");
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}
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void core1_main(void)
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{
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unsigned int core1_val = 0;
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clear_core1(); // Only run once
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debugstr("Playing on CPU Core #1... ");
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playaudio_cpu();
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debugstr(" done"); debugcrlf();
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debugstr("done"); debugcrlf();
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core1_val = 100;
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drawProgress(1, core1_val);
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start_core2(core2_main); // Kick it off on core 2
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}
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void core0_main(void)
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{
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unsigned int core0_val = 0;
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while (1) {
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wait_msec(0x100000);
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debugstr("x"); // Print an x roughly every 1 second
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drawProgress(0, core0_val);
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if (core0_val < 100) core0_val++;
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}
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}
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void main(void)
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{
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fb_init();
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initProgress();
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unsigned int i=0;
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while (i++<30) debugcrlf();
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debugstr("Initialising audio unit... ");
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audio_init();
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