78 lines
1.8 KiB
C
78 lines
1.8 KiB
C
|
#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
|