jordan/rpi4-osdev
1
0
Fork 0
mirror of https://github.com/isometimes/rpi4-osdev synced 2024-11-21 17:50:40 +00:00
Code Issues Projects Releases Packages Wiki Activity

Added third core doing something now

Browse source
This commit is contained in:
Adam Greenwood-Byrne 2021-02-23 16:23:53 +00:00
parent 84f7ebfae8
commit 89f33b4b83
1 changed files with 18 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

20
part10-multicore/kernel.c
View file

@ -174,9 +174,24 @@ void initProgress(void)
}
void drawProgress(unsigned int core, unsigned int val) {
unsigned char col = (core + 1) + ((core + 1) << 4);
// val should be 0-100
if (val == 0) drawRect(1, (60 * core) + 1, 300, (60 * core) + 49, 0x00, 1);
if (val > 0) drawRect(1, (60 * core) + 1, (val * 3), (60 * core) + 49, 0x33, 1);
if (val > 0) drawRect(1, (60 * core) + 1, (val * 3), (60 * core) + 49, col, 1);
}
void core3_main(void)
{
unsigned int core3_val = 0;
clear_core3(); // Only run once
while (1) {
wait_msec(0x3FFFF);
drawProgress(3, core3_val);
if (core3_val < 100) core3_val++;
}
}
void core2_main(void)
@ -237,6 +252,7 @@ void main(void)
audio_init();
debugstr("done"); debugcrlf();
start_core3(core3_main); // Kick it off on core 3
start_core1(core1_main); // Kick it off on core 1
core0_main(); // Loop endlessly, printing x's
core0_main(); // Loop endlessly
}