Diff: main_L152RE.cpp

Revision:

4:94d28a7b4363

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main_L152RE.cpp	Sat Apr 09 16:37:45 2016 +0900
@@ -0,0 +1,88 @@
+// emu812/main_L152RE.cpp 2016/4/9
+#if defined(TARGET_NUCLEO_L152RE)
+#include "EMU81x.h"
+#include "SDStorage.h"
+#include "F32RFileSystem.h"
+#include "ROMSLOT.h"
+
+DigitalOut led1(D3),led2(D2),led3(D5);
+RawSerial pc(USBTX,USBRX);
+RawSerial uart1(PC_10,PC_11);
+I2C i2c(D14, D15);
+SDStorage storage(D11, D12, D13, D4); // mosi, miso, sclk, cs
+F32RFileSystem local(&storage, "local");
+ROMSLOT slot;
+
+class MyEMU812 : public EMU81x {
+    virtual void DigitalWrite_Callback(int port, int pin, int value) {
+        switch(pin) {
+            case 16: led1 = value; break; // PIO0_16 LED_BLUE
+            case 17: led2 = value; break; // PIO0_17 LED_GREEN
+            case 7: led3 = value; break; // PIO0_7 LED_RED
+        }
+    }
+    virtual void SerialPutc_Callback(int ch, uint8_t c) {
+        switch(ch) {
+            case 0: pc.putc(c); break;
+            case 1: uart1.putc(c); break;
+        }
+    }
+    virtual int SerialGetc_Callback(int ch) {
+        switch(ch) {
+            case 0: return pc.getc();
+            case 1: return uart1.getc();
+        }
+        return -1;
+    }
+    virtual int SerialReadable_Callback(int ch) {
+        switch(ch) {
+            case 0: return pc.readable();
+            case 1: return uart1.readable();
+        }
+        return 0;
+    }
+    virtual int I2CWrite_Callback(uint8_t addr, const uint8_t* data, int size) {
+        return i2c.write(addr, (char*)data, size);
+    }
+    virtual int I2CRead_Callback(uint8_t addr, uint8_t* data, int size) {
+        return i2c.read(addr, (char*)data, size);
+    }
+};
+
+uint8_t* load(size_t limit, const char* filename) {
+    pc.printf("loading[%s]", filename);
+    FileHandle* fh = local.open(filename, O_RDONLY);
+    MBED_ASSERT(fh);
+    uint32_t addr = slot.New(limit);
+    for(size_t n = 0; n <= limit;) {
+        uint8_t buf[256];
+        size_t r = fh->read(buf, sizeof(buf));
+        if (r == 0) {
+            pc.printf(" %u bytes\n", n);
+            break;
+        }
+        slot.Write(addr + n, (const uint8_t*)buf, sizeof(buf));
+        n += r;
+        pc.putc('.');
+    }
+    fh->close();
+    return (uint8_t*)addr;
+}
+
+int main() {
+    pc.baud(115200);
+    pc.puts("mbed LPC812 emulator pre-alpha version 0.01\n");
+
+    MyEMU812 mcu;
+    mcu.assign_flash(load(0x4000, "LPC812.IMG"));
+    mcu.assign_rom(load(0x2000, "LPC812.ROM"));
+
+    mcu.reset();
+    for(;;) {
+        mcu.run(100);
+        mcu.clock_in(10000);
+    }
+    /* NOTREACHED */
+}
+#endif // TARGET_NUCLEO_L152RE
+