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Added display debug to part7 to help resolve Bluetooth issues

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This commit is contained in:
Adam Greenwood-Byrne 2021-02-07 22:04:44 +00:00
parent 072b5453b4
commit 1d03a2ce3f
1 changed files with 45 additions and 10 deletions
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55
part7-bluetooth/kernel.c
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@ -1,35 +1,70 @@
#include "io.h"
#include "bt.h"
#include "fb.h"
int curx = 0;
int cury = 0;
int strlen(const char *str) {
const char *s;
for (s = str; *s; ++s);
return (s - str);
}
void debugstr(char *str) {
if (curx + (strlen(str) * 8) >= 1920) {
curx = 0; cury += 8;
}
drawString(curx, cury, str, 0x0f, 1);
curx += (strlen(str) * 8);
}
void debugcrlf(void) {
curx = 0; cury += 8;
}
void debugch(unsigned char b) {
unsigned int n;
int c;
for(c=4;c>=0;c-=4) {
n=(b>>c)&0xF;
n+=n>9?0x37:0x30;
debugstr((char *)&n);
}
debugstr(" ");
}
void main()
{
fb_init();
uart_init();
bt_init();
uart_writeText("Initialising Bluetooth: ");
uart_writeText(">> reset: ");
debugstr("Initialising Bluetooth: ");
debugstr(">> reset: ");
bt_reset();
uart_writeText(">> firmware load: ");
debugstr(">> firmware load: ");
bt_loadfirmware();
uart_writeText(">> set baud: ");
debugstr(">> set baud: ");
bt_setbaud();
uart_writeText(">> set bdaddr: ");
debugstr(">> set bdaddr: ");
bt_setbdaddr();
// Print the BD_ADDR
unsigned char local_addr[6];
bt_getbdaddr(local_addr);
for (int c=5;c>=0;c--) uart_byte(local_addr[c]);
uart_writeText("\n");
for (int c=5;c>=0;c--) debugch(local_addr[c]);
debugcrlf();
// Start advertising
uart_writeText("Setting event mask... ");
debugstr("Setting event mask... ");
setLEeventmask(0xff);
uart_writeText("Starting advertsing... ");
debugstr("Starting advertsing... ");
startActiveAdvertising();
// Enter an infinite loop
uart_writeText("Going loopy...");
debugstr("Going loopy...");
while (1) {
uart_update();
}