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Viewing changes to kernel/arch/ia32/src/boot/multiboot.S

  • Committer: Adam Hraska
  • Date: 2012-08-08 17:19:28 UTC
  • mfrom: (1574.1.16 rcu-clone)
  • Revision ID: adam.hraska+hos@gmail.com-20120808171928-7gf0fh7pcxxcoaoo
Merged in mainline changes from rcu-clone.

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kernel/arch/ia32/src/boot/multiboot.S
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        .long multiboot_image_start
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multiboot_image_start:
 
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        cli
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        cld
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        /* Initialize stack pointer */
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        movl $START_STACK, %esp
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        /* Initialize Global Descriptor Table register */
 
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        /*
 
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         * Initialize Global Descriptor Table and
 
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         * Interrupt Descriptor Table registers
 
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         */
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        lgdtl bootstrap_gdtr
 
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        lidtl bootstrap_idtr
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        /* Kernel data + stack */
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        movw $GDT_SELECTOR(KDATA_DES), %cx
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page_directory:
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        .space 4096, 0
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.global bootstrap_idtr
 
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bootstrap_idtr:
 
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        .word 0
 
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        .long 0
 
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.global bootstrap_gdtr
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bootstrap_gdtr:
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        .word GDT_SELECTOR(GDT_ITEMS)