93 lines
3.4 KiB
C
Executable File
93 lines
3.4 KiB
C
Executable File
/*
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* H2 Encoder device driver (kernel module)
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*
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* COPYRIGHT(C) 2014 VERISILICON
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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* USA.
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*/
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#ifndef _HX280ENC_H_
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#define _HX280ENC_H_
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#include <linux/ioctl.h> /* needed for the _IOW etc stuff used later */
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#ifdef HANTROMMU_SUPPORT
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#include "hantrommu.h"
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#endif
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/*
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* Macros to help debugging
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*/
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#undef PDEBUG /* undef it, just in case */
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#ifdef HX280ENC_DEBUG
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# ifdef __KERNEL__
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/* This one if debugging is on, and kernel space */
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# define PDEBUG(fmt, args...) printk(KERN_INFO "hmp4e: " fmt, ## args)
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# else
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/* This one for user space */
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# define PDEBUG(fmt, args...) printf(__FILE__ ":%d: " fmt, __LINE__, ## args)
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# endif
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#else
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# define PDEBUG(fmt, args...) /* not debugging: nothing */
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#endif
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/*
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* Ioctl definitions
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*/
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#define ENC_HW_ID1 0x48320100
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#define ENC_HW_ID2 0x80006000
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#define CORE_INFO_MODE_OFFSET 31
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#define CORE_INFO_AMOUNT_OFFSET 28
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/* Use 'k' as magic number */
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#define HX280ENC_IOC_MAGIC 'k'
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/*
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* S means "Set" through a ptr,
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* T means "Tell" directly with the argument value
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* G means "Get": reply by setting through a pointer
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* Q means "Query": response is on the return value
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* X means "eXchange": G and S atomically
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* H means "sHift": T and Q atomically
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*/
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/*
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* #define HX280ENC_IOCGBUFBUSADDRESS _IOR(HX280ENC_IOC_MAGIC, 1, unsigned long *)
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* #define HX280ENC_IOCGBUFSIZE _IOR(HX280ENC_IOC_MAGIC, 2, unsigned int *)
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*/
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#define HX280ENC_IOCGHWOFFSET _IOR(HX280ENC_IOC_MAGIC, 3, unsigned long *)
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#define HX280ENC_IOCGHWIOSIZE _IOR(HX280ENC_IOC_MAGIC, 4, unsigned int *)
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#define HX280ENC_IOC_CLI _IO(HX280ENC_IOC_MAGIC, 5)
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#define HX280ENC_IOC_STI _IO(HX280ENC_IOC_MAGIC, 6)
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#define HX280ENC_IOCXVIRT2BUS _IOWR(HX280ENC_IOC_MAGIC, 7, unsigned long *)
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#define HX280ENC_IOCHARDRESET _IO(HX280ENC_IOC_MAGIC, 8) /* debugging tool */
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#define HX280ENC_IOCGSRAMOFFSET _IOR(HX280ENC_IOC_MAGIC, 9, unsigned long *)
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#define HX280ENC_IOCGSRAMEIOSIZE _IOR(HX280ENC_IOC_MAGIC, 10, unsigned int *)
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#define HX280ENC_IOCH_ENC_RESERVE _IOR(HX280ENC_IOC_MAGIC, 11, unsigned int *)
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#define HX280ENC_IOCH_ENC_RELEASE _IOR(HX280ENC_IOC_MAGIC, 12, unsigned int *)
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#define HX280ENC_IOCG_CORE_NUM _IOR(HX280ENC_IOC_MAGIC, 13, unsigned int *)
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#define HX280ENC_IOCG_EN_CORE _IOR(HX280ENC_IOC_MAGIC, 14, unsigned int *)
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#define HX280ENC_IOCG_CORE_WAIT _IOR(HX280ENC_IOC_MAGIC, 19, unsigned int *)
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#define HX280ENC_IOC_MAXNR 30
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typedef struct {
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unsigned long base_addr;
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u32 iosize;
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int irq;
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u32 resouce_shared; //indicate the core share resources with other cores or not.If 1, means cores can not work at the same time.
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} CORE_CONFIG;
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#endif /* !_HX280ENC_H_ */
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