270 lines
7.1 KiB
C++
270 lines
7.1 KiB
C++
#include <wasm3.h>
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#include <m3_env.h>
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#include "wled.h"
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#define WASM_STACK_SLOTS 1024
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#define NATIVE_STACK_SIZE (32*1024)
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// For (most) devices that cannot allocate a 64KiB wasm page
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#define WASM_MEMORY_LIMIT 4096
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unsigned char app_wasm[] = {
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0x00, 0x61, 0x73, 0x6d, 0x01, 0x00, 0x00, 0x00, 0x01, 0x0f, 0x03, 0x60,
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0x00, 0x01, 0x7f, 0x60, 0x04, 0x7f, 0x7f, 0x7f, 0x7f, 0x00, 0x60, 0x00,
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0x00, 0x02, 0x2b, 0x04, 0x03, 0x6c, 0x65, 0x64, 0x03, 0x6e, 0x6f, 0x77,
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0x00, 0x00, 0x03, 0x6c, 0x65, 0x64, 0x03, 0x6c, 0x65, 0x6e, 0x00, 0x00,
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0x03, 0x6c, 0x65, 0x64, 0x03, 0x73, 0x65, 0x74, 0x00, 0x01, 0x03, 0x6c,
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0x65, 0x64, 0x05, 0x73, 0x70, 0x65, 0x65, 0x64, 0x00, 0x00, 0x03, 0x02,
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0x01, 0x02, 0x05, 0x03, 0x01, 0x00, 0x00, 0x07, 0x0f, 0x02, 0x02, 0x66,
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0x78, 0x00, 0x04, 0x06, 0x6d, 0x65, 0x6d, 0x6f, 0x72, 0x79, 0x02, 0x00,
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0x0a, 0x45, 0x01, 0x43, 0x01, 0x04, 0x7f, 0x10, 0x00, 0x41, 0x02, 0x76,
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0x21, 0x00, 0x10, 0x01, 0x21, 0x02, 0x03, 0x40, 0x20, 0x01, 0x20, 0x02,
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0x49, 0x04, 0x40, 0x20, 0x01, 0x20, 0x00, 0x41, 0xff, 0x01, 0x71, 0x22,
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0x03, 0x20, 0x03, 0x41, 0x01, 0x76, 0x41, 0x00, 0x10, 0x02, 0x20, 0x00,
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0x10, 0x03, 0x41, 0x04, 0x76, 0x41, 0x01, 0x6a, 0x6a, 0x21, 0x00, 0x20,
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0x01, 0x41, 0x01, 0x6a, 0x21, 0x01, 0x0c, 0x01, 0x0b, 0x0b, 0x0b, 0x00,
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0x20, 0x10, 0x73, 0x6f, 0x75, 0x72, 0x63, 0x65, 0x4d, 0x61, 0x70, 0x70,
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0x69, 0x6e, 0x67, 0x55, 0x52, 0x4c, 0x0e, 0x2e, 0x2f, 0x61, 0x70, 0x70,
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0x2e, 0x77, 0x61, 0x73, 0x6d, 0x2e, 0x6d, 0x61, 0x70
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};
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unsigned int app_wasm_len = 201;
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/*
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* API bindings
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*
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* Note: each RawFunction should complete with one of these calls:
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* m3ApiReturn(val) - Returns a value
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* m3ApiSuccess() - Returns void (and no traps)
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* m3ApiTrap(trap) - Returns a trap
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*/
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m3ApiRawFunction(m3_arduino_millis)
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{
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m3ApiReturnType (uint32_t)
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m3ApiReturn(millis());
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}
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m3ApiRawFunction(m3_arduino_delay)
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{
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m3ApiGetArg (uint32_t, ms)
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// You can also trace API calls
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Serial.print("api: delay "); Serial.println(ms);
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//delay(ms);
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m3ApiSuccess();
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}
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// This maps pin modes from arduino_wasm_api.h
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// to actual platform-specific values
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uint8_t mapPinMode(uint8_t mode)
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{
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switch(mode) {
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case 0: return INPUT;
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case 1: return OUTPUT;
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case 2: return INPUT_PULLUP;
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}
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return INPUT;
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}
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m3ApiRawFunction(m3_arduino_pinMode)
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{
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m3ApiGetArg (uint32_t, pin)
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m3ApiGetArg (uint32_t, mode)
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pinMode(pin, (uint8_t)mapPinMode(mode));
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m3ApiSuccess();
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}
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m3ApiRawFunction(m3_arduino_digitalWrite)
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{
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m3ApiGetArg (uint32_t, pin)
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m3ApiGetArg (uint32_t, value)
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digitalWrite(pin, value);
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m3ApiSuccess();
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}
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m3ApiRawFunction(m3_arduino_getPinLED)
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{
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m3ApiReturnType (uint32_t)
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m3ApiReturn(2);
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}
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m3ApiRawFunction(m3_arduino_print)
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{
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m3ApiGetArgMem (const uint8_t *, buf)
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m3ApiGetArg (uint32_t, len)
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Serial.write(buf, len);
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m3ApiSuccess();
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}
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m3ApiRawFunction(m3_led_now) {
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m3ApiReturnType(uint32_t)
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m3ApiReturn(wasmfx.now());
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}
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m3ApiRawFunction(m3_led_speed) {
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m3ApiReturnType(uint32_t)
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m3ApiReturn(wasmfx.speed());//strip._segments[strip._segment_index].speed);
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}
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m3ApiRawFunction(m3_led_intensity) {
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m3ApiReturnType(uint32_t)
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m3ApiReturn(wasmfx.intensity());//strip._segments[strip._segment_index].intensity);
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}
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m3ApiRawFunction(m3_led_len) {
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m3ApiReturnType(uint32_t)
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m3ApiReturn(wasmfx.len());//strip._virtualSegmentLength);
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}
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m3ApiRawFunction(m3_led_fill) {
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m3ApiGetArg (uint32_t, color)
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strip.fill(color);
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m3ApiSuccess();
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}
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m3ApiRawFunction(m3_led_set) {
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m3ApiGetArg (uint32_t, index)
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m3ApiGetArg (uint32_t, r)
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m3ApiGetArg (uint32_t, g)
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m3ApiGetArg (uint32_t, b)
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strip.setPixelColor(index, r,g,b);
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m3ApiSuccess();
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}
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m3ApiRawFunction(m3_led_rgb) {
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m3ApiGetArg (uint32_t, r)
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m3ApiGetArg (uint32_t, g)
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m3ApiGetArg (uint32_t, b)
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m3ApiReturnType(uint32_t)
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uint32_t c = (r << 16) + (g << 8) + b;
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m3ApiReturn(c);
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}
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M3Result LinkArduino (IM3Runtime runtime)
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{
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IM3Module module = runtime->modules;
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const char* arduino = "arduino";
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const char* led = "led";
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m3_LinkRawFunction (module, arduino, "millis", "i()", &m3_arduino_millis);
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m3_LinkRawFunction (module, arduino, "delay", "v(i)", &m3_arduino_delay); //temp
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m3_LinkRawFunction (module, arduino, "pinMode", "v(ii)", &m3_arduino_pinMode); //temp
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m3_LinkRawFunction (module, arduino, "digitalWrite", "v(ii)", &m3_arduino_digitalWrite); //temp
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// Test functions
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m3_LinkRawFunction (module, arduino, "getPinLED", "i()", &m3_arduino_getPinLED); //temp
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m3_LinkRawFunction (module, arduino, "print", "v(*i)", &m3_arduino_print);
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//WLED functions
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m3_LinkRawFunction (module, led, "now", "i()", &m3_led_now);
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m3_LinkRawFunction (module, led, "speed", "i()", &m3_led_speed);
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m3_LinkRawFunction (module, led, "intensity", "i()", &m3_led_intensity);
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m3_LinkRawFunction (module, led, "len", "i()", &m3_led_len);
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m3_LinkRawFunction (module, led, "fill", "v(i)", &m3_led_fill);
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m3_LinkRawFunction (module, led, "set", "v(iiii)",&m3_led_set);
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m3_LinkRawFunction (module, led, "rgb", "i(iii)", &m3_led_rgb);
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return m3Err_none;
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}
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/*
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* Engine start, liftoff!
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*/
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#define FATAL(func, msg) { Serial.print("Fatal: " func " "); Serial.println(msg); return; }
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M3Result result;
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IM3Environment env;
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IM3Runtime runtime;
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IM3Module module;
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IM3Function fu;
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void wasm_task(void*)
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{
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result = m3Err_none;
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env = m3_NewEnvironment ();
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if (!env) FATAL("NewEnv", "failed");
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runtime = m3_NewRuntime (env, WASM_STACK_SLOTS, NULL);
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if (!runtime) FATAL("NewRt", "failed");
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#ifdef WASM_MEMORY_LIMIT
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runtime->memoryLimit = WASM_MEMORY_LIMIT;
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#endif
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result = m3_ParseModule (env, &module, app_wasm, app_wasm_len);
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if (result) FATAL("Prs", result);
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result = m3_LoadModule (runtime, module);
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if (result) FATAL("Load", result);
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result = LinkArduino (runtime);
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if (result) FATAL("Lnk", result);
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result = m3_FindFunction (&fu, runtime, "fx");
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if (result) FATAL("Func", result);
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Serial.println(F("WASM init success!"));
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// Should not arrive here
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//while (true) {}
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}
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void wasmInit()
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{
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//Serial.println("\nWasm3 v" M3_VERSION " (" M3_ARCH "), build " __DATE__ " " __TIME__);
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/*
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#ifdef ESP32
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// On ESP32, we can launch in a separate thread
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xTaskCreate(&wasm_task, "wasm3", NATIVE_STACK_SIZE, NULL, 5, NULL);
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#else
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wasm_task(NULL);
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#endif
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*/
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wasm_task(NULL);
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}
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void wasmRun() {
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if (result) {
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//Serial.println(F("You fucked up... Majorly..."));
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Serial.println("If only...");
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//Serial.println("That could save us🥺");
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return;
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}
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result = m3_CallV (fu);
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if (result) {
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M3ErrorInfo info;
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m3_GetErrorInfo (runtime, &info);
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Serial.print("Err: ");
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Serial.print(result);
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Serial.print(" (");
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Serial.print(info.message);
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Serial.println(")");
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if (info.file && strlen(info.file) && info.line) {
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Serial.print("At ");
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Serial.print(info.file);
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Serial.print(":");
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Serial.println(info.line);
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}
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}
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} |