void test()
{
// set up serial console
uart_init();
// get the board's unique serial number with a mailbox call
mbox[0] = 8*4; // length of the message
mbox[1] = MBOX_REQUEST; // this is a request message
mbox[2] = MBOX_TAG_GETSERIAL; // get serial number command
mbox[3] = 8; // buffer size
mbox[4] = 8;
mbox[5] = 0; // clear output buffer
mbox[6] = 0;
mbox[7] = MBOX_TAG_LAST;
// send the message to the GPU and receive answer
if (mbox_call(MBOX_CH_PROP)) {
uart_puts("My serial number is: ");
uart_hex(mbox[6]);
uart_hex(mbox[5]);
uart_puts("\n");
} else {
uart_puts("Unable to query serial!\n");
}
while(true)
{
uart_puts("hello uart 0 \n");
delayCPU(1000,1000);
}
// echo everything back
// while(1) {
// uart_send(uart_getc());
// }
}
void uart_dump(void *ptr)
{
unsigned long a,b,d;
unsigned char c;
for(a=(unsigned long)ptr;a<(unsigned long)ptr+512;a+=16) {
uart_hex(a); uart_puts(": ");
for(b=0;b<16;b++) {
c=*((unsigned char*)(a+b));
d=(unsigned int)c;d>>=4;d&=0xF;d+=d>9?0x37:0x30;uart_send(d);
d=(unsigned int)c;d&=0xF;d+=d>9?0x37:0x30;uart_send(d);
uart_send(' ');
if(b%4==3)
uart_send(' ');
}
for(b=0;b<16;b++) {
c=*((unsigned char*)(a+b));
uart_send(c<32||c>=127?'.':c);
}
uart_send('\r');
uart_send('\n');
}
}
