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77 lines
3.3 KiB
C
77 lines
3.3 KiB
C
//----------------------------------------------------------------------------//
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// GNU GPL OS/K //
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// //
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// Desc: Kernel entry point //
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// //
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// //
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// Copyright © 2018-2019 The OS/K Team //
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// //
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// This file is part of OS/K. //
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// //
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// OS/K is free software: you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation, either version 3 of the License, or //
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// any later version. //
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// //
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// OS/K 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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// //
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// You should have received a copy of the GNU General Public License //
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// along with OS/K. If not, see <https://www.gnu.org/licenses/>. //
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//----------------------------------------------------------------------------//
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#include <multiboot/multiboot.h>
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#include <kernel/term.h>
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#include <kernel/panic.h>
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#include <kernel/mm.h>
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//
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// BootInfo_t initialization. It is necessary because grub will potentially be
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// wiped since it is below 1MB....
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//
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void InitBootInfo(multiboot_info_t *mbi)
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{
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//Retrieves the bootloader informations
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GetBootInfo().btldr.grubFlags = mbi->flags;
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GetBootInfo().btldr.grubName = mbi->boot_loader_name;
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GetBootInfo().btldr.modulesCount = mbi->mods_count;
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GetBootInfo().btldr.modulesAddr = mbi->mods_addr;
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DebugLog("[InitBootInfo] %s\n", GetBootInfo().btldr.grubName);
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//Retrieves the drives informations
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GetBootInfo().drives.bootDrv = mbi->boot_device;
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GetBootInfo().drives.bufferLength = mbi->drives_length;
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GetBootInfo().drives.bufferAddr = mbi->drives_addr;
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DebugLog("[InitBootInfo] Root drive : %x\n",
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GetBootInfo().drives.bootDrv);
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}
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//
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// Entry point of the Kaleid kernel
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//
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noreturn void StartKern(multiboot_info_t *mbInfo, int mbMagic)
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{
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// We're not ready to deal with interrupts
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DisableIRQs();
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// Kernel terminals
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InitTerms();
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//Hello world because why not
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KernLog("%c%c%c OS/K\n\n", 219, 219, 219);
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KernLog("[Init] We have magic : %x\n", mbMagic);
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//Initialize the BootInfo_t structure
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InitBootInfo(mbInfo);
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//Memory mapping
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InitMemoryMap();
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// We're out
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KernLog("\n[Init] Evil never dies");
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CrashSystem(); //yay
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}
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