acadia/zion/usr/crt0.s

.text

.global _start
_start:
  call main
  call _exit

_exit:
  // EXIT syscall.
  mov $1, %rdi
  // Return code as a "struct" on the stack.
  push %rax
  mov %rsp, %rsi
  syscall
Add a kernel ELF module and load it in a new process. Don't yet jump to userspace. 2023-05-29 00:32:54 -07:00			`.text`

			`.global _start`
			`_start:`
			`call main`
			`call _exit`

			`_exit:`
Spawn Processes using memory primitives rather than and elf loader. This allows us to remove the temporary syscall for that style of process spawn. 2023-06-07 00:04:53 -07:00			`// EXIT syscall.`
Add a kernel ELF module and load it in a new process. Don't yet jump to userspace. 2023-05-29 00:32:54 -07:00			`mov $1, %rdi`
[zion] POC for defining syscalls using macros 2023-06-20 13:43:12 -07:00			`// Return code as a "struct" on the stack.`
			`push %rax`
			`mov %rsp, %rsi`
Add a kernel ELF module and load it in a new process. Don't yet jump to userspace. 2023-05-29 00:32:54 -07:00			`syscall`