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Rev 1222 Rev 1267
Line 32... Line 32...
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.section K_TEXT_START, "ax"
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.section K_TEXT_START, "ax"
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.global kernel_image_start
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.global kernel_image_start
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kernel_image_start:
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kernel_image_start:
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	# load temporary stack
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	# load temporal kernel stack
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	lis sp, end_stack@ha
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	lis sp, kernel_stack@ha
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	addi sp, sp, end_stack@l
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	addi sp, sp, kernel_stack@l
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	# set kernel stack for interrupt handling
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	mr r31, sp
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	subis r31, r31, 0x8000
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	mtsprg0 r31
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	# r3 contains physical address of bootinfo_t
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	# r3 contains physical address of bootinfo_t
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	# r4 contains size of bootinfo_t
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	# r4 contains size of bootinfo_t
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	lis r31, 0x80000000@ha
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	addi r31, r31, 0x80000000@l
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	addis r3, r3, 0x8000
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	add r3, r3, r31
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	lis r31, bootinfo@ha
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	lis r31, bootinfo@ha
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	addi r31, r31, bootinfo@l  # r31 = bootinfo
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	addi r31, r31, bootinfo@l  # r31 = bootinfo
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	cmpwi r4, 0
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	cmpwi r4, 0
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	bl arch_pre_main
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	bl arch_pre_main
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	b main_bsp
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	b main_bsp
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.section K_DATA_START, "aw", @progbits
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.section K_DATA_START, "aw", @progbits
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.align 12
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kernel_stack_bottom:
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	.space TEMP_STACK_SIZE
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	.space TEMP_STACK_SIZE
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end_stack:
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kernel_stack: