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Diffstat (limited to 'ANDROID_3.4.5/arch/arm/boot/bootp/init.S')
-rw-r--r--ANDROID_3.4.5/arch/arm/boot/bootp/init.S88
1 files changed, 0 insertions, 88 deletions
diff --git a/ANDROID_3.4.5/arch/arm/boot/bootp/init.S b/ANDROID_3.4.5/arch/arm/boot/bootp/init.S
deleted file mode 100644
index 78b50807..00000000
--- a/ANDROID_3.4.5/arch/arm/boot/bootp/init.S
+++ /dev/null
@@ -1,88 +0,0 @@
-/*
- * linux/arch/arm/boot/bootp/init.S
- *
- * Copyright (C) 2000-2003 Russell King.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * "Header" file for splitting kernel + initrd. Note that we pass
- * r0 through to r3 straight through.
- *
- * This demonstrates how to append code to the start of the kernel
- * zImage, and boot the kernel without copying it around. This
- * example would be simpler; if we didn't have an object of unknown
- * size immediately following the kernel, we could build this into
- * a binary blob, and concatenate the zImage using the cat command.
- */
- .section .start,#alloc,#execinstr
- .type _start, #function
- .globl _start
-
-_start: add lr, pc, #-0x8 @ lr = current load addr
- adr r13, data
- ldmia r13!, {r4-r6} @ r5 = dest, r6 = length
- add r4, r4, lr @ r4 = initrd_start + load addr
- bl move @ move the initrd
-
-/*
- * Setup the initrd parameters to pass to the kernel. This can only be
- * passed in via the tagged list.
- */
- ldmia r13, {r5-r9} @ get size and addr of initrd
- @ r5 = ATAG_CORE
- @ r6 = ATAG_INITRD2
- @ r7 = initrd start
- @ r8 = initrd end
- @ r9 = param_struct address
-
- ldr r10, [r9, #4] @ get first tag
- teq r10, r5 @ is it ATAG_CORE?
-/*
- * If we didn't find a valid tag list, create a dummy ATAG_CORE entry.
- */
- movne r10, #0 @ terminator
- movne r4, #2 @ Size of this entry (2 words)
- stmneia r9, {r4, r5, r10} @ Size, ATAG_CORE, terminator
-
-/*
- * find the end of the tag list, and then add an INITRD tag on the end.
- * If there is already an INITRD tag, then we ignore it; the last INITRD
- * tag takes precedence.
- */
-taglist: ldr r10, [r9, #0] @ tag length
- teq r10, #0 @ last tag (zero length)?
- addne r9, r9, r10, lsl #2
- bne taglist
-
- mov r5, #4 @ Size of initrd tag (4 words)
- stmia r9, {r5, r6, r7, r8, r10}
- b kernel_start @ call kernel
-
-/*
- * Move the block of memory length r6 from address r4 to address r5
- */
-move: ldmia r4!, {r7 - r10} @ move 32-bytes at a time
- stmia r5!, {r7 - r10}
- ldmia r4!, {r7 - r10}
- stmia r5!, {r7 - r10}
- subs r6, r6, #8 * 4
- bcs move
- mov pc, lr
-
- .size _start, . - _start
-
- .align
-
- .type data,#object
-data: .word initrd_start @ source initrd address
- .word initrd_phys @ destination initrd address
- .word initrd_size @ initrd size
-
- .word 0x54410001 @ r5 = ATAG_CORE
- .word 0x54420005 @ r6 = ATAG_INITRD2
- .word initrd_phys @ r7
- .word initrd_size @ r8
- .word params_phys @ r9
- .size data, . - data