Norimasa Okamoto / Mbed 2 deprecated emu812

mbed LPC812 emulator pre-alpha version

Dependencies:   BaseV6M mbed F12RFileSystem F32RFileSystem ROMSLOT SDStorage

320 340

Example

TTB_mbed_LPC812.bin save as "LPC812.IMG" .
internal boot rom image(0x1fff0000-0x1fff1fff) save as "LPC812.ROM".

Tested programs

main_L152RE.cpp@5:f22e2df90a70, 2016-04-09 (annotated)

Committer:
va009039
Date:
Sat Apr 09 07:59:56 2016 +0000
Revision:
5:f22e2df90a70
Parent:
4:94d28a7b4363 
add Nucleo-L152RE.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
va009039 4:94d28a7b4363 1 // emu812/main_L152RE.cpp 2016/4/9
va009039 4:94d28a7b4363 2 #if defined(TARGET_NUCLEO_L152RE)
va009039 4:94d28a7b4363 3 #include "EMU81x.h"
va009039 4:94d28a7b4363 4 #include "SDStorage.h"
va009039 4:94d28a7b4363 5 #include "F32RFileSystem.h"
va009039 4:94d28a7b4363 6 #include "ROMSLOT.h"
va009039 4:94d28a7b4363 7
va009039 4:94d28a7b4363 8 DigitalOut led1(D3),led2(D2),led3(D5);
va009039 4:94d28a7b4363 9 RawSerial pc(USBTX,USBRX);
va009039 4:94d28a7b4363 10 RawSerial uart1(PC_10,PC_11);
va009039 4:94d28a7b4363 11 I2C i2c(D14, D15);
va009039 4:94d28a7b4363 12 SDStorage storage(D11, D12, D13, D4); // mosi, miso, sclk, cs
va009039 4:94d28a7b4363 13 F32RFileSystem local(&storage, "local");
va009039 4:94d28a7b4363 14 ROMSLOT slot;
va009039 4:94d28a7b4363 15
va009039 4:94d28a7b4363 16 class MyEMU812 : public EMU81x {
va009039 4:94d28a7b4363 17 virtual void DigitalWrite_Callback(int port, int pin, int value) {
va009039 4:94d28a7b4363 18 switch(pin) {
va009039 4:94d28a7b4363 19 case 16: led1 = value; break; // PIO0_16 LED_BLUE
va009039 4:94d28a7b4363 20 case 17: led2 = value; break; // PIO0_17 LED_GREEN
va009039 4:94d28a7b4363 21 case 7: led3 = value; break; // PIO0_7 LED_RED
va009039 4:94d28a7b4363 22 }
va009039 4:94d28a7b4363 23 }
va009039 4:94d28a7b4363 24 virtual void SerialPutc_Callback(int ch, uint8_t c) {
va009039 4:94d28a7b4363 25 switch(ch) {
va009039 4:94d28a7b4363 26 case 0: pc.putc(c); break;
va009039 4:94d28a7b4363 27 case 1: uart1.putc(c); break;
va009039 4:94d28a7b4363 28 }
va009039 4:94d28a7b4363 29 }
va009039 4:94d28a7b4363 30 virtual int SerialGetc_Callback(int ch) {
va009039 4:94d28a7b4363 31 switch(ch) {
va009039 4:94d28a7b4363 32 case 0: return pc.getc();
va009039 4:94d28a7b4363 33 case 1: return uart1.getc();
va009039 4:94d28a7b4363 34 }
va009039 4:94d28a7b4363 35 return -1;
va009039 4:94d28a7b4363 36 }
va009039 4:94d28a7b4363 37 virtual int SerialReadable_Callback(int ch) {
va009039 4:94d28a7b4363 38 switch(ch) {
va009039 4:94d28a7b4363 39 case 0: return pc.readable();
va009039 4:94d28a7b4363 40 case 1: return uart1.readable();
va009039 4:94d28a7b4363 41 }
va009039 4:94d28a7b4363 42 return 0;
va009039 4:94d28a7b4363 43 }
va009039 4:94d28a7b4363 44 virtual int I2CWrite_Callback(uint8_t addr, const uint8_t* data, int size) {
va009039 4:94d28a7b4363 45 return i2c.write(addr, (char*)data, size);
va009039 4:94d28a7b4363 46 }
va009039 4:94d28a7b4363 47 virtual int I2CRead_Callback(uint8_t addr, uint8_t* data, int size) {
va009039 4:94d28a7b4363 48 return i2c.read(addr, (char*)data, size);
va009039 4:94d28a7b4363 49 }
va009039 4:94d28a7b4363 50 };
va009039 4:94d28a7b4363 51
va009039 4:94d28a7b4363 52 uint8_t* load(size_t limit, const char* filename) {
va009039 4:94d28a7b4363 53 pc.printf("loading[%s]", filename);
va009039 4:94d28a7b4363 54 FileHandle* fh = local.open(filename, O_RDONLY);
va009039 4:94d28a7b4363 55 MBED_ASSERT(fh);
va009039 4:94d28a7b4363 56 uint32_t addr = slot.New(limit);
va009039 4:94d28a7b4363 57 for(size_t n = 0; n <= limit;) {
va009039 4:94d28a7b4363 58 uint8_t buf[256];
va009039 4:94d28a7b4363 59 size_t r = fh->read(buf, sizeof(buf));
va009039 4:94d28a7b4363 60 if (r == 0) {
va009039 4:94d28a7b4363 61 pc.printf(" %u bytes\n", n);
va009039 4:94d28a7b4363 62 break;
va009039 4:94d28a7b4363 63 }
va009039 4:94d28a7b4363 64 slot.Write(addr + n, (const uint8_t*)buf, sizeof(buf));
va009039 4:94d28a7b4363 65 n += r;
va009039 4:94d28a7b4363 66 pc.putc('.');
va009039 4:94d28a7b4363 67 }
va009039 4:94d28a7b4363 68 fh->close();
va009039 4:94d28a7b4363 69 return (uint8_t*)addr;
va009039 4:94d28a7b4363 70 }
va009039 4:94d28a7b4363 71
va009039 4:94d28a7b4363 72 int main() {
va009039 4:94d28a7b4363 73 pc.baud(115200);
va009039 4:94d28a7b4363 74 pc.puts("mbed LPC812 emulator pre-alpha version 0.01\n");
va009039 4:94d28a7b4363 75
va009039 4:94d28a7b4363 76 MyEMU812 mcu;
va009039 4:94d28a7b4363 77 mcu.assign_flash(load(0x4000, "LPC812.IMG"));
va009039 4:94d28a7b4363 78 mcu.assign_rom(load(0x2000, "LPC812.ROM"));
va009039 4:94d28a7b4363 79
va009039 4:94d28a7b4363 80 mcu.reset();
va009039 4:94d28a7b4363 81 for(;;) {
va009039 4:94d28a7b4363 82 mcu.run(100);
va009039 4:94d28a7b4363 83 mcu.clock_in(10000);
va009039 4:94d28a7b4363 84 }
va009039 4:94d28a7b4363 85 /* NOTREACHED */
va009039 4:94d28a7b4363 86 }
va009039 4:94d28a7b4363 87 #endif // TARGET_NUCLEO_L152RE
va009039 4:94d28a7b4363 88