| Current Path : /sys/i386/bios/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //sys/i386/bios/smapi_bios.S |
#include <machine/asm.h>
__FBSDID("$FreeBSD: release/9.1.0/sys/i386/bios/smapi_bios.S 148285 2005-07-22 15:01:07Z ru $");
/*
* This is cribbed from the Linux thinkpad-4.1 driver by
* Thomas Hood.
*/
.align
smapi32_entry: /* far pointer to SMAPI entry */
.globl smapi32_offset
smapi32_offset: .long 0x00000000 /* set by caller */
smapi32_segment: .word 0x0000 /* %cs stored here */
.text
/*
* smapi32(input_param, output_param)
* struct smapi_bios_parameter *input_parm;
* struct smapi_bios_parameter *output_parm;
*
* stack frame:
* 0x00 : saved ebp
* 0x04 : return EIP
* 0x08 : input_parm
* 0x0c : output_parm
*/
ENTRY(smapi32)
pushl %ebp /* Save frame */
movl %esp,%ebp
pushl %ds
pushl 0x0c(%ebp) /* Output Param */
pushl %ds
pushl 0x08(%ebp) /* Input Param */
movl $0,%eax /* Clear EAX (return 0) */
movw %cs,smapi32_segment /* Save CS */
lcall *(smapi32_offset)
leave
ret