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Simple ELF program loader

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Now any initrd file is treated like a program image and passed to the
loader to load as a process. Very rudimentary elf loading just allocates
pages, copies sections, and sets the ELF's entrypoint as the RIP to
iretq to.
This commit is contained in:
Justin C. Miller
2018-09-06 01:31:47 -07:00
parent 3d0b262435
commit 585abe9a18
13 changed files with 321 additions and 51 deletions
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14
src/kernel/interrupts.s
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@@ -209,17 +209,3 @@ ramdisk_process_loader:
add rsp, 16 ; because the ISRs add err/num
iretq
global taskA
taskA:
push rbp
mov rbp, rsp
mov rdi, 0
mov rax, 0xaaaaaaaaaaaaaaaa
.loop:
syscall
jmp .loop
global taskAend
taskAend: