build: add initial Bootloader implementation

Signed-off-by: EnderIce2 <enderice2@protonmail.com>

Bootloader/firmware/aarch64/raspi4/linker.ld

@@ -0,0 +1,70 @@
+/*
+	This file is part of Lynx Bootloader.
+
+	Lynx Bootloader is free software: you can redistribute it and/or
+	modify it under the terms of the GNU General Public License as
+	published by the Free Software Foundation, either version 3 of
+	the License, or (at your option) any later version.
+
+	Lynx Bootloader is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with Lynx Bootloader. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+OUTPUT_FORMAT("elf64-littleaarch64")
+OUTPUT_ARCH(aarch64)
+
+ENTRY(_start)
+
+SECTIONS
+{
+	. = 0x80000;
+	__start = .;
+	__text_start = .;
+	.text :
+	{
+		KEEP(*(.text.boot))
+		*(.text)
+	}
+	. = ALIGN(4096);
+	__text_end = .;
+
+	__rodata_start = .;
+	.rodata :
+	{
+		*(.rodata)
+	}
+	. = ALIGN(4096);
+	__rodata_end = .;
+
+	__data_start = .;
+	.data :
+	{
+		*(.data)
+	}
+	. = ALIGN(4096);
+	__data_end = .;
+
+	__bss_start = .;
+	.bss :
+	{
+		bss = .;
+		*(.bss)
+	}
+	. = ALIGN(4096);
+	__bss_end = .;
+	__bss_size = __bss_end - __bss_start; /* SIZEOF(.bss); */ 
+	__end = .;
+
+	/DISCARD/ :
+	{
+		*(.comment*)
+		*(.gnu*)
+		*(.note*)
+		*(.eh_frame*)
+	}
+}