diff options
Diffstat (limited to 'debug/programs/init.h')
| -rw-r--r-- | debug/programs/init.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/debug/programs/init.h b/debug/programs/init.h new file mode 100644 index 0000000..9aaa398 --- /dev/null +++ b/debug/programs/init.h @@ -0,0 +1,20 @@ +#ifndef INIT_H +#define INIT_H + +#define MTIME (*(volatile long long *)(0x02000000 + 0xbff8)) +#define MTIMECMP ((volatile long long *)(0x02000000 + 0x4000)) + +#define csr_read(csr) \ +({ \ + register unsigned long __v; \ + __asm__ __volatile__ ("csrr %0, " #csr \ + : "=r" (__v)); \ + __v; \ +}) + +typedef void* (*trap_handler_t)(unsigned hartid, unsigned mcause, void *mepc, + void *sp); +void set_trap_handler(trap_handler_t handler); +void enable_timer_interrupts(); + +#endif |