src/sys/arch/i386/i386/locore.S - diff

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version 1.39, 2006/05/13 08:56:08

version 1.40, 2006/05/22 13:44:53

Line 159

.globl _C_LABEL(cpu)

.globl _C_LABEL(esym)

.globl _C_LABEL(atdevbase)

.globl _C_LABEL(proc0paddr),_C_LABEL(PDPpaddr)

.globl _C_LABEL(proc0uarea),_C_LABEL(PDPpaddr)

.globl _C_LABEL(gdt)

#ifdef I586_CPU

.globl _C_LABEL(idt)

Line 193 _C_LABEL(lapic_tpr):

_C_LABEL(cpu): .long 0 # are we 386, 386sx, or 486,

# or Pentium, or..

_C_LABEL(atdevbase): .long 0 # location of start of iomem in virtual

_C_LABEL(proc0paddr): .long 0

_C_LABEL(proc0uarea): .long 0

_C_LABEL(PDPpaddr): .long 0 # paddr of PDP, for libkvm

.space 512

Line 599 begin:

/* Set up bootstrap stack. */

leal (PROC0STACK+KERNBASE)(%esi),%eax

movl %eax,_C_LABEL(proc0paddr)

movl %eax,_C_LABEL(proc0uarea)

leal (USPACE-FRAMESIZE)(%eax),%esp

leal (KSTACK_SIZE-FRAMESIZE)(%eax),%esp

movl %esi,PCB_CR3(%eax) # pcb->pcb_cr3

movl %esi,(KSTACK_SIZE+PCB_CR3)(%eax) # pcb->pcb_cr3

xorl %ebp,%ebp # mark end of frames

#if defined(MULTIBOOT)