diff options
Diffstat (limited to 'kc/core/task.c')
| -rw-r--r-- | kc/core/task.c | 32 |
1 files changed, 28 insertions, 4 deletions
diff --git a/kc/core/task.c b/kc/core/task.c index 0bdeaac..6c73f89 100644 --- a/kc/core/task.c +++ b/kc/core/task.c @@ -6,6 +6,7 @@ #include "cpu/irq.h" #include "cpu/mmu.h" #include "pit8253.h" +#include "port.h" #include <stdatomic.h> #include <stdbool.h> @@ -67,6 +68,27 @@ static void idle_thread_entry(void) } } +#define PS2INPUT 0x60 +#define PS2STATUS 0x64 +#define PS2STATUS_IBF 0x1 + +static void keyboard_input_loop(void) +{ + bool has_bytes = true; + while (has_bytes) + { + has_bytes = inb(PS2STATUS) & PS2STATUS_IBF; + if (has_bytes) + { + kprintf("read byte from keyboard input: %hhd\n", inb(PS2INPUT)); + } + else + { + kprintf("no bytes in keyboard input\n"); + } + } +} + static void sleepy_thread_entry(void) { int thread_slept_count = 0; @@ -75,8 +97,10 @@ static void sleepy_thread_entry(void) { sleep_thread(1000000000); thread_slept_count++; - kprintf("thread slept for approximately %d seconds (just 1 more second please)\n", thread_slept_count); + //keyboard_input_loop(); } + + (void)thread_slept_count; } static void create_interrupt_stack(size_t size) @@ -304,8 +328,8 @@ static void sleep_thread_until(uint64_t nanoseconds) return; } - kprintf("time elapsed is now %ld\r\n", timesource->nanoseconds_elapsed()); - kprintf("thread will now sleep until %ld\r\n", nanoseconds); +// kprintf("time elapsed is now %ld\r\n", timesource->nanoseconds_elapsed()); +// kprintf("thread will now sleep until %ld\r\n", nanoseconds); current_thread->sleep_expiration = nanoseconds; current_thread->next = sleeping_threads; sleeping_threads = current_thread; @@ -370,7 +394,7 @@ static int sleeping_thread_callback(uint64_t nanoseconds) if (this_thread->sleep_expiration <= nanoseconds) { - kprintf("thread awakened: %p\n", this_thread); + //kprintf("thread awakened: %p\n", this_thread); this_thread->sleep_expiration = 0; unblock_thread(this_thread); } |