CoCalc -- boot.h

GitHub Repository: awilliam/linux-vfio
Path: blob/master/arch/m32r/boot/compressed/boot.h
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/*
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 * 1. load vmlinuz
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 *
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 * CONFIG_MEMORY_START  	+-----------------------+
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 *				|        vmlinuz	|
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 *				+-----------------------+
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 * 2. decompressed
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 *
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 * CONFIG_MEMORY_START  	+-----------------------+
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 *				|        vmlinuz	|
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 *				+-----------------------+
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 *				|			|
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 * BOOT_RELOC_ADDR		+-----------------------+
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 *				|		 	|
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 * KERNEL_DECOMPRESS_ADDR 	+-----------------------+
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 *				|  	vmlinux		|
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 *				+-----------------------+
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 *
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 * 3. relocate copy & jump code
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 *
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 * CONFIG_MEMORY_START  	+-----------------------+
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 *				|        vmlinuz	|
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 *				+-----------------------+
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 *				|			|
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 * BOOT_RELOC_ADDR		+-----------------------+
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 *				|    boot(copy&jump)	|
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 * KERNEL_DECOMPRESS_ADDR 	+-----------------------+
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 *				|  	vmlinux		|
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 *				+-----------------------+
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 *
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 * 4. relocate decompressed kernel
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 *
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 * CONFIG_MEMORY_START  	+-----------------------+
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 *				|        vmlinux	|
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 *				+-----------------------+
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 *				|			|
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 * BOOT_RELOC_ADDR		+-----------------------+
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 *				|     boot(copy&jump) 	|
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 * KERNEL_DECOMPRESS_ADDR 	+-----------------------+
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 *				|  			|
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 *				+-----------------------+
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 *
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 */
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#ifdef __ASSEMBLY__
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#define __val(x)	x
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#else
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#define __val(x)	(x)
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#endif
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#define DECOMPRESS_OFFSET_BASE	__val(0x00900000)
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#define BOOT_RELOC_SIZE		__val(0x00001000)
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#define KERNEL_EXEC_ADDR	__val(CONFIG_MEMORY_START)
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#define KERNEL_DECOMPRESS_ADDR	__val(CONFIG_MEMORY_START + \
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				      DECOMPRESS_OFFSET_BASE + BOOT_RELOC_SIZE)
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#define KERNEL_ENTRY		__val(CONFIG_MEMORY_START + 0x1000)
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#define BOOT_EXEC_ADDR		__val(CONFIG_MEMORY_START)
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#define BOOT_RELOC_ADDR		__val(CONFIG_MEMORY_START + DECOMPRESS_OFFSET_BASE)
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