/* * 1. load vmlinuz * * CONFIG_MEMORY_START +-----------------------+ * | vmlinuz | * +-----------------------+ * 2. decompressed * * CONFIG_MEMORY_START +-----------------------+ * | vmlinuz | * +-----------------------+ * | | * BOOT_RELOC_ADDR +-----------------------+ * | | * KERNEL_DECOMPRESS_ADDR +-----------------------+ * | vmlinux | * +-----------------------+ * * 3. relocate copy & jump code * * CONFIG_MEMORY_START +-----------------------+ * | vmlinuz | * +-----------------------+ * | | * BOOT_RELOC_ADDR +-----------------------+ * | boot(copy&jump) | * KERNEL_DECOMPRESS_ADDR +-----------------------+ * | vmlinux | * +-----------------------+ * * 4. relocate decompressed kernel * * CONFIG_MEMORY_START +-----------------------+ * | vmlinux | * +-----------------------+ * | | * BOOT_RELOC_ADDR +-----------------------+ * | boot(copy&jump) | * KERNEL_DECOMPRESS_ADDR +-----------------------+ * | | * +-----------------------+ * */ #ifdef __ASSEMBLY__ #define __val(x) x #else #define __val(x) (x) #endif #define DECOMPRESS_OFFSET_BASE __val(0x00900000) #define BOOT_RELOC_SIZE __val(0x00001000) #define KERNEL_EXEC_ADDR __val([31mCONFIG_MEMORY_START[0m) #define KERNEL_DECOMPRESS_ADDR __val([31mCONFIG_MEMORY_START[0m + \ DECOMPRESS_OFFSET_BASE + BOOT_RELOC_SIZE) #define KERNEL_ENTRY __val([31mCONFIG_MEMORY_START[0m + 0x1000) #define BOOT_EXEC_ADDR __val([31mCONFIG_MEMORY_START[0m) #define BOOT_RELOC_ADDR __val([31mCONFIG_MEMORY_START[0m + DECOMPRESS_OFFSET_BASE) |