smapi_bios.S

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    1 /* $FreeBSD: releng/5.1/sys/i386/bios/smapi_bios.S 109463 2003-01-18 04:36:12Z mdodd $ */
    2 
    3 #include <machine/asmacros.h>
    4 
    5         .text
    6 /*
    7  * smapi32(input_param, output_param)
    8  *      struct smapi_bios_parameter *input_parm;
    9  *      struct smapi_bios_parameter *output_parm;
   10  */
   11 ENTRY(smapi32)
   12         pushl   %ebp                    /* Save frame */
   13         movl    %esp,%ebp
   14 
   15         pushl   %ds
   16         pushl   0x0c(%ebp)              /* Output Param */
   17         pushl   %ds
   18         pushl   0x08(%ebp)              /* Input Param */
   19 
   20         movl    $0,%eax                 /* Clear EAX (return 0) */
   21         movw    %cs,smapi32_segment     /* Save CS */
   22         lcall   *(smapi32_offset)
   23 
   24         leave
   25         ret
   26 
   27 /*
   28  * smapi32(offset, segment, input_param, output_param)
   29  *      u_int offset;
   30  *      u_short segment;
   31  *      struct smapi_bios_parameter *input_parm;
   32  *      struct smapi_bios_parameter *output_parm;
   33  */
   34 ENTRY(smapi32_new)
   35         pushl   %ebp                    /* Save frame */
   36         movl    %esp,%ebp
   37 
   38         movl    0x08(%ebp),%eax
   39         movl    %eax,smapi32_offset
   40         movw    0x0c(%ebp),%ax
   41         movw    %ax,smapi32_segment
   42 
   43         pushl   %ds
   44         pushl   0x20(%ebp)              /* Output Param */
   45         pushl   %ds
   46         pushl   0x10(%ebp)              /* Input Param */
   47 
   48         movl    $0,%eax
   49         movw    %cs,smapi32_segment
   50         lcall   *(smapi32_offset)
   51 
   52         leave
   53         ret

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FreeBSD/Linux Kernel Cross Reference sys/i386/bios/smapi_bios.S

FreeBSD/Linux Kernel Cross Reference
sys/i386/bios/smapi_bios.S