mirror of
https://github.com/Fennix-Project/Kernel.git
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109 lines
2.4 KiB
C++
109 lines
2.4 KiB
C++
/*
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This file is part of Fennix Kernel.
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Fennix Kernel is free software: you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation, either version 3 of
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the License, or (at your option) any later version.
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Fennix Kernel 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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You should have received a copy of the GNU General Public License
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along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifdef DEBUG
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#include <types.h>
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#include <debug.h>
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#include <assert.h>
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class __ptr_t_demo
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{
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public:
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ptr_t<void *> Address;
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__ptr_t_demo(ptr_t<void *> Address, ptr_t<void *> Address2 = nullptr)
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{
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this->Address = Address;
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}
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~__ptr_t_demo() {}
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void *test1()
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{
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return Address + 0xdeadbeef;
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}
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uintptr_t test2()
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{
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return Address + 0xdeadbeef;
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}
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void *Map(ptr_t<void *> VirtualAddress, ptr_t<void *> &PhysicalAddress, size_t Length)
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{
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ptr_t<void *> Final;
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for (size_t i = 0; i < Length; i++)
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Final = VirtualAddress + (i * 0x1000);
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PhysicalAddress = 0;
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return Final;
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}
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};
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__constructor void TestPtr_T()
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{
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__ptr_t_demo demo(nullptr);
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assert(demo.test1() == (void *)0xdeadbeef);
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assert(demo.test2() == 0xdeadbeef);
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ptr_t<void *> VirtualAddress = 0x1000;
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ptr_t<void *> PhysicalAddress = 0x2000;
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size_t Length = 4;
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void *ret = demo.Map(VirtualAddress, PhysicalAddress, Length);
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assert(ret == (void *)0x4000);
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VirtualAddress -= 0x1000;
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assert(PhysicalAddress == 0);
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VirtualAddress = 0x1;
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assert(VirtualAddress > PhysicalAddress);
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assert(VirtualAddress > 0);
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PhysicalAddress = 0x2;
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assert(VirtualAddress < PhysicalAddress);
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PhysicalAddress = 0;
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assert(!(PhysicalAddress < 0));
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PhysicalAddress = 0x1;
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assert(VirtualAddress >= PhysicalAddress);
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assert(VirtualAddress >= 0);
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VirtualAddress = 0;
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PhysicalAddress = 0;
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assert(VirtualAddress <= PhysicalAddress);
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assert(PhysicalAddress <= 0);
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VirtualAddress = 0x1000;
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assert(VirtualAddress == 0x1000);
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assert(VirtualAddress != 0x2000);
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PhysicalAddress = 0x1000;
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assert(PhysicalAddress == 0x1000);
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assert(PhysicalAddress != 0x2000);
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ptr_t<void *> v;
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v += 1;
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assert(v == 1);
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v -= 1;
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assert(v == 0);
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v -= 1;
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assert(v == (void *)-1);
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}
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#endif // DEBUG
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