mirror of
https://github.com/ivoszbg/uniLoader.git
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52 lines
1.8 KiB
C
52 lines
1.8 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* Copyright (c) 2022, Ivaylo Ivanov <ivo.ivanov.ivanov1@gmail.com>
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*/
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#include <board.h>
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#include <main.h>
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#include <string.h>
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#include <lib/debug.h>
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extern struct board_data board_ops;
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void main(void* dt, void* kernel, void* ramdisk)
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{
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if (board_ops.ops.early_init())
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goto err;
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if (board_ops.ops.drivers_init())
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goto err;
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printk(KERN_INFO, " .__.____ .___\n");
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printk(KERN_INFO, " __ __ ____ |__| | _________ __| _/___________\n");
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printk(KERN_INFO, "| | \\/ \\| | | / _ \\__ \\ / __ |/ __ \\_ __\\\n");
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printk(KERN_INFO, "| | / | \\ | |__( <_> ) __ \\_/ /_/ \\ ___/| |\\/\n");
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printk(KERN_INFO, "|____/|___| /__|_______ \\____(____ /\\____ |\\___ >__|\n");
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printk(KERN_INFO, " \\/ \\/ \\/ \\/ \\/\n");
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printk(KERN_INFO, "passed board initialization\n");
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printk(KERN_INFO, "welcome to uniLoader %s on %s\n", VER_TAG, board_ops.name);
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if (board_ops.ops.late_init())
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goto err;
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/* copy kernel to memory and boot */
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printk(KERN_INFO, "booting linux...\n");
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#ifdef __aarch64__
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memcpy((void*)CONFIG_PAYLOAD_ENTRY, kernel, (unsigned long) &kernel_size);
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__optimized_memcpy((void*)CONFIG_RAMDISK_ENTRY, ramdisk, (unsigned long) &ramdisk_size);
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load_kernel_and_jump(dt, 0, 0, 0, (void*)CONFIG_PAYLOAD_ENTRY);
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#elif __arm__
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memcpy((void*)CONFIG_PAYLOAD_ENTRY, kernel, (unsigned long) kernel_size);
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memcpy((void*)CONFIG_RAMDISK_ENTRY, ramdisk, (unsigned long) ramdisk_size);
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load_kernel_and_jump(0, 0, dt, (void*)CONFIG_PAYLOAD_ENTRY);
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#endif
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err:
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/* we shouldn't get there */
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/* TODO: make this a per-board reset */
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printk(KERN_EMERG, "Something wrong happened, we shouldn't be here. Hanging....\n");
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while(1) {}
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}
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