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Limine Bare Bones: Difference between revisions
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Make PIE kernel
| [unchecked revision] | [unchecked revision] |
(Misc updates for Limine 5.x) |
(Make PIE kernel) |
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Line 152:
rodata PT_LOAD FLAGS((1 << 2)) ; /* Read only */
data PT_LOAD FLAGS((1 << 1) | (1 << 2)) ; /* Write + Read */
dynamic PT_DYNAMIC FLAGS((1 << 1) | (1 << 2)) ; /* Dynamic PHDR for relocations */
}
Line 179 ⟶ 180:
*(.data .data.*)
} :data
/* Dynamic section for relocations, both in its own PHDR and inside data PHDR */
.dynamic : {
*(.dynamic)
} :data :dynamic
/* NOTE: .bss needs to be the last thing mapped to :data, otherwise lots of */
Line 259 ⟶ 265:
-fno-stack-check \
-fno-lto \
-
-fno-PIC \▼
-m64 \
-march=x86-64 \
Line 268 ⟶ 273:
-mno-sse \
-mno-sse2 \
-mno-red-zone
# Internal C preprocessor flags that should not be changed by the user.
Line 280 ⟶ 284:
# Internal linker flags that should not be changed by the user.
override LDFLAGS += \
-m elf_x86_64 \
-nostdlib \
-static \
-
--no-dynamic-linker \
-z max-page-size=0x1000 \
-T linker.ld
# Internal nasm flags that should not be changed by the user.
Line 342 ⟶ 344:
# The entry name that will be displayed in the boot menu.
:myOS (KASLR off)
# We use the Limine boot protocol.
PROTOCOL=limine
# Disable KASLR (it is enabled by default for relocatable kernels)
KASLR=no
# Path to the kernel to boot. boot:/// represents the partition on which limine.cfg is located.
KERNEL_PATH=boot:///myos.elf
# Same thing, but with KASLR.
:myOS (KASLR on)
PROTOCOL=limine
KERNEL_PATH=boot:///myos.elf
</source>
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