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#include <cpu/irq.h>
#include <cpu.h>
#include <drivers/uart.h>
#include <globals.h>
#include <graphics/lfb.h>
#include <lib/kmem.h>
#include <lib/mmu.h>
#include <lib/strings.h>
#include <symbols.h>
#include <sys/core.h>
#include <sys/power.h>
#include <sys/schedule.h>
#include <util/mutex.h>
#include <util/status.h>
#include <util/time.h>
// Initialize IRQs
void sysinit(void)
{
// Initialize System Globals
stimeh = *(unsigned long*)SYS_TIMER_CHI;
stimel = *(unsigned long*)SYS_TIMER_CLO;
*(unsigned long*) SYS_TIMER_C0 = 2000000 + stimeh; // 2 second trigger
uart_init();
///...
// Route GPU interrupts to Core 0
store32(0x00, GPU_INTERRUPTS_ROUTING);
// Mask Overrun of UART0
store32(1<<4, UART0_IMSC);
// Enable UART GPU IRQ
store32(1<<25, IRQ_ENABLE2);
// Enable Timer
// Get the frequency
cntfrq = read_cntfrq();
// Clear cntv interrupt and set next 1 second timer
write_cntv_tval(cntfrq/100);
// Route timer to core0 fiq
routing_core0cntv_to_core0fiq();
// Enable timer
enablecntv();
// Enable system timer
store32(SYS_TIMER_SC_M0, IRQ_ENABLE1);
// Graphics Initialize
lfb_init();
lfb_showpicture();
// Initialize Memory Management Unit
mmu_init();
// Initialize Mutex Manager
mutex_init();
// Start Scheduler
init_scheduler();
}
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