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/*
* Copyright (c) 2016, NVIDIA CORPORATION. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*/
#ifndef _BOARDOBJGRPMASK_H_
#define _BOARDOBJGRPMASK_H_
#include "ctrl/ctrlboardobj.h"
/*
* Board Object Group Mask super-structure.
* Used to unify access to all BOARDOBJGRPMASK_E** child classes
*/
struct boardobjgrpmask {
/* Number of bits supported by the mask */
u8 bitcount;
/* Number of 32-bit words required to store all @ref bitCount bits */
u8 maskdatacount;
/*
* Bit-mask of used-bits within last 32-bit word. Used to
* normalize data
*/
u32 lastmaskfilter;
/*
* Start of the array of 32-bit words representing the bit-mask
* Must be the last element of the structure.
*/
u32 data[CTRL_BOARDOBJGRP_MASK_ARRAY_START_SIZE];
};
struct boardobjgrpmask_e32 {
/*
* BOARDOBJGRPMASK super-class. Must be the first element of the
* structure.
*/
struct boardobjgrpmask super;
/*u32 data_e32[1]; */
};
struct boardobjgrpmask_e255 {
/*
* BOARDOBJGRPMASK super-class. Must be the first element of the
* structure.
*/
struct boardobjgrpmask super;
u32 data_e255[254];
};
/* Init and I/O operations.*/
u32 boardobjgrpmask_init(struct boardobjgrpmask *mask, u8 bitsize,
struct ctrl_boardobjgrp_mask *extmask);
u32 boardobjgrpmask_import(struct boardobjgrpmask *mask, u8 bitsize,
struct ctrl_boardobjgrp_mask *extmask);
u32 boardobjgrpmask_export(struct boardobjgrpmask *mask, u8 bitsize,
struct ctrl_boardobjgrp_mask *extmask);
/* Operations on all bits of a single mask.*/
u32 boardobjgrpmask_clr(struct boardobjgrpmask *mask);
u32 boardobjgrpmask_set(struct boardobjgrpmask *mask);
u32 boardobjgrpmask_inv(struct boardobjgrpmask *mask);
bool boardobjgrpmask_iszero(struct boardobjgrpmask *mask);
u8 boardobjgrpmask_bitsetcount(struct boardobjgrpmask *mask);
u8 boardobjgrpmask_bitidxlowest(struct boardobjgrpmask *mask);
u8 boardobjgrpmask_bitidxhighest(struct boardobjgrpmask *mask);
/* Operations on a single bit of a single mask */
u32 boardobjgrpmask_bitclr(struct boardobjgrpmask *mask, u8 bitidx);
u32 boardobjgrpmask_bitset(struct boardobjgrpmask *mask, u8 bitidx);
u32 boardobjgrpmask_bitinv(struct boardobjgrpmask *mask, u8 bitidx);
bool boardobjgrpmask_bitget(struct boardobjgrpmask *mask, u8 bitidx);
/* Operations on a multiple masks */
u32 boardobjgrpmask_and(struct boardobjgrpmask *dst,
struct boardobjgrpmask *op1,
struct boardobjgrpmask *op2);
u32 boardobjgrpmask_or(struct boardobjgrpmask *dst, struct boardobjgrpmask *op1,
struct boardobjgrpmask *op2);
u32 boardobjgrpmask_xor(struct boardobjgrpmask *dst,
struct boardobjgrpmask *op1,
struct boardobjgrpmask *op2);
/* Special interfaces */
u32 boardobjgrpmask_copy(struct boardobjgrpmask *dst,
struct boardobjgrpmask *src);
bool boardobjgrpmask_sizeeq(struct boardobjgrpmask *op1,
struct boardobjgrpmask *op2);
bool boardobjgrpmask_issubset(struct boardobjgrpmask *op1,
struct boardobjgrpmask *op2);
/* init boardobjgrpmask_e32 structure */
#define boardobjgrpmask_e32_init(pmaske32, pextmask) \
boardobjgrpmask_init(&(pmaske32)->super, \
CTRL_BOARDOBJGRP_E32_MAX_OBJECTS, (pextmask))
/* init boardobjgrpmask_e255 structure */
#define boardobjgrpmask_e255_init(pmaske255, pextmask) \
boardobjgrpmask_init(&(pmaske255)->super, \
CTRL_BOARDOBJGRP_E255_MAX_OBJECTS, (pextmask))
#endif
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