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Add serial configuration information in header

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This commit is contained in:
Laurent Vivier 2004-06-22 21:24:54 +00:00
parent 091a39a611
commit c07be85ed7
1 changed files with 16 additions and 11 deletions
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27
second/head.S
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@ -10,28 +10,31 @@
.equ cmdline_length, 256 /* see CL_SIZE in bootinfo.c */ .equ cmdline_length, 256 /* see CL_SIZE in bootinfo.c */
.global _start
_start:
bra setup
/*************************************************************************** /***************************************************************************
* *
* second level arguments * second level arguments
* *
***************************************************************************/ ***************************************************************************/
.align 4 _start: bra setup
_signature: .dc.b 'E','M','0','2'
/* Header Signature */
.dc.b 'E','M','0','1'
_kernel_image_offset: .long 0 _kernel_image_offset: .long 0
_kernel_image_size: .long 0 _kernel_image_size: .long 0
_kernel_size: .long 0 _kernel_size: .long 0
_ramdisk_offset: .long 0 _ramdisk_offset: .long 0
_ramdisk_size: .long 0 _ramdisk_size: .long 0
_command_line: .skip cmdline_length, 0 _command_line: .skip cmdline_length, 0
_console_mask: .long 1
_serial0_bitrate: .long 9600
_serial0_datasize: .byte 8
_serial0_parity: .byte 0
_serial0_stopbits: .byte 1
_pad0: .byte 0
_serial1_bitrate: .long 9600
_serial1_datasize: .byte 8
_serial1_parity: .byte 0
_serial1_stopbits: .byte 1
_pad1: .byte 0
.align 4 .align 4
setup: setup:
@ -41,11 +44,13 @@ setup:
/* initialize console, so we can debug ;-) */ /* initialize console, so we can debug ;-) */
lea _start(%pc), %a0
move.l %a0, -(%sp)
bsr console_init@PLTPC bsr console_init@PLTPC
/* begin to work */ /* begin to work */
lea _kernel_image_offset(%pc), %a0 lea _start(%pc), %a0
move.l %a0, -(%sp) move.l %a0, -(%sp)
bsr start@PLTPC bsr start@PLTPC