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-rw-r--r--lib/component.ld75
-rw-r--r--lib/entry_x86_64.S18
-rw-r--r--lib/reloc_x86_64.c69
3 files changed, 0 insertions, 162 deletions
diff --git a/lib/component.ld b/lib/component.ld
deleted file mode 100644
index 3a48ae8..0000000
--- a/lib/component.ld
+++ /dev/null
@@ -1,75 +0,0 @@
-ENTRY(kc_entry)
-
-SECTIONS
-{
- PROVIDE(kc_image_base = .);
-
- . = sizeof_headers;
-
- .rel :
- {
- *(.rel)
- *(.rel.*)
- }
-
- .rela :
- {
- *(.rel)
- *(.rela.*)
- }
-
- .hash :
- {
- *(.hash)
- }
-
- .dynsym :
- {
- *(.dynsym)
- }
-
- .dynstr :
- {
- *(.dynstr)
- }
-
- .text : ALIGN(4K)
- {
- PROVIDE(kc_text_begin = .);
- *(.text.start)
- *(.text)
- . = ALIGN(4K);
- PROVIDE(kc_text_end = .);
- } =0xcc
-
- .dynamic : ALIGN(4K)
- {
- *(.dynamic)
- }
-
- .data :
- {
- PROVIDE(kc_data_begin = .);
- *(.rodata)
- *(.data)
- }
-
- .data.rel :
- {
- *(.data.rel)
- *(.data.rel.*)
- }
-
- .bss :
- {
- *(.bss)
- PROVIDE(kc_data_end = .);
- }
-
- /DISCARD/ :
- {
- *(.eh_frame)
- *(.comment)
- }
-}
-
diff --git a/lib/entry_x86_64.S b/lib/entry_x86_64.S
deleted file mode 100644
index 231953a..0000000
--- a/lib/entry_x86_64.S
+++ /dev/null
@@ -1,18 +0,0 @@
-.section .text.start
-.extern kc_reloc
-.extern kc_main
-.extern _DYNAMIC
-.extern kc_image_base
-
-.global kc_entry
-.type kc_entry, @function
-kc_entry:
- push %rdi
- lea _DYNAMIC(%rip), %rdi
- lea kc_image_base(%rip), %rsi
- call kc_reloc
- pop %rdi
- call kc_main
- ret
-.size kc_entry, . - kc_entry
-
diff --git a/lib/reloc_x86_64.c b/lib/reloc_x86_64.c
deleted file mode 100644
index 0204700..0000000
--- a/lib/reloc_x86_64.c
+++ /dev/null
@@ -1,69 +0,0 @@
-#include <kernel/component.h>
-
-#include <elf/elf64.h>
-
-#include <stddef.h>
-
-#define STARTCODE __attribute__((section(".text.start")))
-
-STARTCODE
-static void do_rela(Elf64_Rela *rela, void *base)
-{
- union
- {
- Elf_Byte word8;
- Elf64_Half word16;
- Elf64_Word word32;
- Elf64_Xword word64;
- }
- *fixup;
-
- switch (ELF64_R_TYPE(rela->r_info))
- {
- case R_AMD64_RELATIVE:
- fixup = (void *)(rela->r_offset + (uintptr_t)base);
- fixup->word64 = (rela->r_addend + (uintptr_t)base);
- break;
- default:
- break;
- }
-}
-
-STARTCODE
-void kc_reloc(Elf64_Dyn *dyn, void *base)
-{
- struct
- {
- Elf64_Rela *entries;
- size_t *size;
- size_t *entsize;
- }
- rela = {NULL, NULL, NULL};
-
- // parse the dynamic segment
- while (dyn && dyn++->d_tag != DT_NULL)
- {
- switch (dyn->d_tag)
- {
- case DT_RELA:
- rela.entries = (Elf64_Rela *)(dyn->d_ptr + (uintptr_t)base);
- break;
- case DT_RELASZ:
- rela.size = &dyn->d_val;
- break;
- case DT_RELAENT:
- rela.entsize = &dyn->d_val;
- break;
- default:
- break;
- }
- }
-
- // perform the actual relocation
-
- for (size_t i = 0; rela.entries && (i < *rela.size / *rela.entsize); i++)
- {
- do_rela(&rela.entries[i], base);
- }
-}
-