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first draft version of PLIC

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This commit is contained in:
Soeren Jung
2017-09-25 13:07:04 +02:00
parent 4b25eb0b29
commit f2fc62fbb8
9 changed files with 459 additions and 41 deletions
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19
examples/simple_system/gen/e300_plat_t.h
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@@ -1,11 +1,26 @@
/*******************************************************************************
* Copyright 2017 eyck@minres.com
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy
* of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
******************************************************************************/
#ifndef _E300_PLAT_MAP_H_
#define _E300_PLAT_MAP_H_
// need double braces, see https://stackoverflow.com/questions/6893700/how-to-construct-stdarray-object-with-initializer-list#6894191
const std::array<sysc::target_memory_map_entry<32>, 4> e300_plat_map = {{
{&i_plic, 0xc000000, 0x1000},
{&i_plic, 0x0c000000, 0x200008},
{&i_gpio, 0x10012000, 0x1000},
{&i_uart, 0x10013000, 0x1000},
{&i_spi, 0x10014000, 0x1000},
{&i_spi, 0x10014000, 0x1000},
}};
#endif /* _E300_PLAT_MAP_H_ */

7
examples/simple_system/gen/plic_regs.h
View File

@@ -47,7 +47,7 @@ class plic_regs :
public sc_core::sc_module,
public sysc::resetable
{
protected:
public:
// storage declarations
BEGIN_BF_DECL(priority_t, uint32_t);
BF_FIELD(priority, 0, 3);
@@ -71,7 +71,6 @@ protected:
sysc::sc_register<threshold_t> threshold;
sysc::sc_register<uint32_t> claim_complete;
public:
plic_regs(sc_core::sc_module_name nm);
template<unsigned BUSWIDTH=32>
@@ -97,8 +96,8 @@ inline void sysc::plic_regs::registerResources(sysc::tlm_target<BUSWIDTH>& targe
target.addResource(priority, 0x4UL);
target.addResource(pending, 0x1000UL);
target.addResource(enabled, 0x2000UL);
target.addResource(threshold, 0xc200000UL);
target.addResource(claim_complete, 0xc200004UL);
target.addResource(threshold, 0x00200000UL);
target.addResource(claim_complete, 0x00200004UL);
}
#endif // _PLIC_REGS_H_