From 031e5cce385d3f96b1caa1d53495332a7eb03749 Mon Sep 17 00:00:00 2001 From: Steve McIntyre Date: Tue, 23 Mar 2021 23:49:46 +0000 Subject: New upstream version 15.3 --- gnu-efi/apps/trivial.S | 43 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 gnu-efi/apps/trivial.S (limited to 'gnu-efi/apps/trivial.S') diff --git a/gnu-efi/apps/trivial.S b/gnu-efi/apps/trivial.S new file mode 100644 index 00000000..40bc68fe --- /dev/null +++ b/gnu-efi/apps/trivial.S @@ -0,0 +1,43 @@ + .text + .align 4 + + .globl _start +_start: +#if 0 + pushl %ebp + movl %esp,%ebp + pushl %ebx # save ebx + movl 12(%ebp),%eax # eax <- systab + movl 24(%eax),%ebx # ebx <- systab->FirmwareVendor + pushl %ebx + movl 44(%eax),%ebx # ebx <- systab->ConOut + pushl %ebx + movl 4(%ebx),%eax # eax <- conout->OutputString + call *%eax + movl -4(%ebp),%ebx # restore ebx + leave + ret + +#else + + pushl %ebp + movl %esp,%ebp + pushl %ebx + call 0f +0: popl %eax + addl $hello-0b,%eax + pushl %eax + movl 12(%ebp),%eax # eax <- systab + movl 44(%eax),%ebx # ebx <- systab->ConOut + pushl %ebx + movl 4(%ebx),%eax # eax <- conout->OutputString + call *%eax + movl -4(%ebp),%ebx + leave + ret + + .section .rodata + .align 2 +hello: .byte 'h',0,'e',0,'l',0,'l',0,'o',0,'\n',0,'\r',0,0,0 + +#endif -- cgit v1.2.3