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Signed-off-by: EnderIce2 <enderice2@protonmail.com>
45 lines
1.2 KiB
C++
45 lines
1.2 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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#include <types.h>
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#include <cpu.hpp>
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#include "../../../../kernel.h"
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using namespace CPU::aarch64;
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extern "C" __attribute__((section(".bootstrap.text"))) void _aarch64_start(uint64_t dtb_ptr32, uint64_t x1, uint64_t x2, uint64_t x3)
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{
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MIDR_EL1 reg;
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asmv("mrs %x0, midr_el1" : "=r"(reg.raw));
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switch (reg.PartNum)
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{
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case 0xB76: /* Raspberry Pi 1 */
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case 0xC07: /* Raspberry Pi 2 */
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default: /* Unknown */
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CPU::Stop();
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case 0xD03: /* Raspberry Pi 3 */
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break;
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case 0xD08: /* Raspberry Pi 4 */
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break;
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}
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BootInfo *info = nullptr;
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Entry(info);
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}
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