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#ifndef __OSC_H__
#define __OSC_H__
#include "hal.h"
#define OVLY_SEG(NAME) __attribute__((section(#NAME)))
/*
TYPES OF GENERAL EXCEPTION
*/
#define GE_ALIGN_CHECK 0
#define GE_RESERVED_INST 1
#define GE_TRAP 2
#define GE_ARITHMETIC 3
#define GE_PRECISE_BUS_ERR 4
#define GE_INPRECISE_BUS_ERR 5
#define GE_COPROCESSOR 6
#define GE_PRIVILEGE_INST 7
#define GE_RESERVED_VALUE 8
#define GE_NON_EXIST_LOCAL_MEM 9
#define GE_MPZIU_CTRL 10
/*
structure of overlay control registers
Please define this structure based on your hardware design
*/
typedef struct
{
unsigned int reserved ;
unsigned int root_size ;
unsigned int base_addr ;
unsigned int end_addr ;
volatile unsigned int dma ;
} OVLY_REGS ;
typedef struct
{
unsigned long vma;
unsigned long size;
unsigned long lma;
unsigned long mapped;
} OVLY_TABLE ;
typedef struct
{
unsigned int ipc;
OVLY_REGS *povl;
} OVL_CTRL;
typedef struct {
hal_queue_t queue;
hal_thread_t th;
OVL_CTRL povl_ctrl;
} OSC_DRV_INFO;
/* _novlys from overlay table in linker script stands for number of overlay regions. */
extern int _novlys;
extern OVLY_TABLE _ovly_table[] ;
extern char __ovly_lmastart_OVL_RAM;
static volatile int overlay_busy = 0;
void __attribute__((no_prologue)) osc_init();
int _osc_drv_init(void (*handler)(unsigned int ipc),
void (*osc_hisr)(void *arg),
OSC_DRV_INFO *osc_info);
#ifdef CONFIG_OSC_DEBUG_SUPPORT
#define OVLY_DEBUG
#endif
#endif
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