diff options
Diffstat (limited to 'src/cpu')
| -rw-r--r-- | src/cpu/irq.c | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/src/cpu/irq.c b/src/cpu/irq.c index 26883a2..ea13e84 100644 --- a/src/cpu/irq.c +++ b/src/cpu/irq.c @@ -1,6 +1,8 @@ #include "../cpu/irq.h" #include "../sys/core.h" +#include "../sys/timer.h" #include "../drivers/uart.a.h" +#include "../drivers/uart.h" #include "../util/time.h" extern void disable_irq(void); @@ -13,19 +15,33 @@ void c_irq_handler(void) { if(load32(IRQ_PENDING2) & (1 << 25)) { if(load32(UART0_MIS) & (1<<4)) { unsigned long data = load32(UART0_DR); - if(data == 0x74) { + // Tab to toggle timer + if(data == 0x14) { unsigned long timer_status; asm volatile("mrc p15, 0, %0, c14, c3, 1" : "=r"(timer_status)); if(timer_status == 0) { cntfrq = read_cntfrq(); write_cntv_tval(cntfrq); enable_cntv(); + uart_string((char*)" Timer \033[92menabled\033[0m\n"); } else { disable_cntv(); + uart_string((char*)" Timer \033[91mdisabled\033[0m\n"); + } + } else { + if (data == 0x0D) { + uart_char(0x0a); + } else if (data == 0x08) { + uart_char((unsigned char)data); + uart_char(0x20); + uart_char((unsigned char)data); + } else { + uart_char((unsigned char)data); + //uart_char(0x20); + //uart_hexn(data); + //uart_string((char*)" c_irq_handler\n"); } } - uart_char((unsigned char)data); - //uart_string((char*)" c_irq_handler\n"); enable_irq(); return; } |