DeforaOS/uKernel
2
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Use the base and stack registers in the loader too

Browse Source
This commit is contained in:
Pierre Pronchery 2019-04-24 00:45:30 +02:00
parent 5c97f4f2e5
commit adb81dc00d
1 changed files with 13 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
src/arch/i386/loader.S
View File

@ -77,6 +77,9 @@ _start:
add $0x4, %esp
/* start the loader */
push %ebp
mov %esp, %ebp
push $0x0
push $0x0
mov %ebx, %eax
@ -84,19 +87,25 @@ _start:
push %eax
push $0x1
call main
add $0x10, %esp
mov %ebp, %esp
pop %ebp
jmp 2f
1:
/* start the loader */
/* prepare the arguments */
push %ebp
mov %esp, %ebp
push $0x0
push $0x0
push $0x0
push $0x0
call main
add $0x10, %esp
2:
/* start the loader */
call main
mov %ebp, %esp
pop %ebp
/* exit the loader */
call _exit