b99fea78a6
Update NoMali from external revision 9adf9d6 to f08e0a5 and bring in the following changes: f08e0a5 Add support for tracking address space state f11099e Fix job slot register handling when running new jobs b28c98e api: Add a reset callback 29ac4c3 tests: Update gitignore to cover all future test cases 1c6b893 Propagate reset calls to all job slots 8f8ec15 Remove redundant reg vector in MMU 85d90d2 tests: Fix incorrect extern declaration
147 lines
3.6 KiB
C++
147 lines
3.6 KiB
C++
/*
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* Copyright (c) 2014-2016 ARM Limited
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* All rights reserved
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* Authors: Andreas Sandberg
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*/
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#ifndef _LIBNOMALIMODEL_REGUTILS_HH
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#define _LIBNOMALIMODEL_REGUTILS_HH
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#include <cassert>
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#include "types.hh"
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#include "mali_midg_regmap.h"
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namespace NoMali {
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/** Size of a function block in bytes */
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static const uint32_t BLOCK_REGS_SIZE(0x1000);
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/** Number of registers in a function block */
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static const uint32_t BLOCK_NUM_REGS = BLOCK_REGS_SIZE >> 2;
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/**
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* Register blocks within the GPU.
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*
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* The GPU splits its register space into chunks belonging to specific
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* blocks. This enum lists those blocks.
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*/
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enum class RegBlock : uint16_t {
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GPU = 0x0,
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JOB = 0x1,
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MMU = 0x2,
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UNKNOWN = 0xFFFF,
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};
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/** Get the register block from a GPU register address */
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static inline RegBlock
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getRegBlock(RegAddr addr)
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{
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return RegBlock(addr.value >> 12);
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}
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/**
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* Get the register address within a GPU block.
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*
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* This method masks away the block offset from a GPU register
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* address. The resulting address is the address <i>within</i> a
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* function block.
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*/
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static inline RegAddr
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getBlockReg(RegAddr addr)
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{
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static_assert((BLOCK_REGS_SIZE & (BLOCK_REGS_SIZE - 1)) == 0,
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"BLOCK_REGS_SIZE is not a power of 2");
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return RegAddr(addr.value & (BLOCK_REGS_SIZE - 1));
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}
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/**
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* Get the slot number owning an address within the JobControl block.
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*
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* @param Address relative to the JobControl block.
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*/
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static inline unsigned
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getJobSlotNo(const RegAddr &addr)
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{
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assert(addr.value >= JOB_SLOT0);
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assert(addr.value <= 0xFFF);
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return (addr.value - JOB_SLOT0) >> 7;
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}
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/**
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* Get a JobSlot-relative address from a JobControl-relative address.
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*
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* @param Address relative to the JobControl block.
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* @return Address relative the start of the JobSlot.
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*/
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static inline RegAddr
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getJobSlotAddr(const RegAddr &addr)
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{
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const unsigned slot_no(getJobSlotNo(addr));
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const RegAddr slot_base(RegAddr(JOB_SLOT0 + slot_no * 0x80));
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return addr - slot_base;
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}
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/** Number of registers per job slot */
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static const unsigned JSn_NO_REGS = 0x20;
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/**
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* Does this MMU register belong to an address space block?
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*
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* @return 1 if the address maps to a valid address space block, 0
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* otherwise.
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*/
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static inline bool
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isAddrSpaceReg(const RegAddr &addr)
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{
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return addr.value >= MMU_AS0 && addr.value <= 0x7FF;
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}
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/**
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* Get the address space number owning an address within the MMU
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* block.
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*
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* @param addr Address relative to the JobControl block.
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*/
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static inline unsigned
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getAddrSpaceNo(const RegAddr &addr)
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{
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assert(isAddrSpaceReg(addr));
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return (addr.value - MMU_AS0) >> 6;
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}
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/**
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* Get a AS-relative address from a MMU-relative
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* address.
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*
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* @param addr Address relative to the MMU block.
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* @return Address relative the start of the address space block.
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*/
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static inline RegAddr
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getAddrSpaceAddr(const RegAddr &addr)
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{
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const unsigned as_no(getAddrSpaceNo(addr));
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const RegAddr as_base(RegAddr(MMU_AS0 + as_no * 0x40));
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return addr - as_base;
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}
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/** Number of registers per address space */
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static const unsigned ASn_NO_REGS = 0x10;
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}
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#endif //_LIBNOMALIMODEL_REGUTILS_HH
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