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52 lines
1.7 KiB
ArmAsm
52 lines
1.7 KiB
ArmAsm
/*---------------------------------------------------------------------------------
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Copyright (C) 2009
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Dave Murphy (WinterMute)
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any
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damages arising from the use of this software.
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Permission is granted to anyone to use this software for any
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purpose, including commercial applications, and to alter it and
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redistribute it freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you
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must not claim that you wrote the original software. If you use
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this software in a product, an acknowledgment in the product
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documentation would be appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and
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must not be misrepresented as being the original software.
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3. This notice may not be removed or altered from any source
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distribution.
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---------------------------------------------------------------------------------*/
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.text
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.align 4
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.arm
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@---------------------------------------------------------------------------------
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.global swiSoftReset
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.type swiSoftReset STT_FUNC
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@---------------------------------------------------------------------------------
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swiSoftReset:
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@---------------------------------------------------------------------------------
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.arch armv5te
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.cpu arm946e-s
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ldr r1, =0x00002078 @ disable TCM and protection unit
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mcr p15, 0, r1, c1, c0
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@ Disable cache
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mov r0, #0
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mcr p15, 0, r0, c7, c5, 0 @ Instruction cache
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mcr p15, 0, r0, c7, c6, 0 @ Data cache
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@ Wait for write buffer to empty
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mcr p15, 0, r0, c7, c10, 4
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ldr r0,=0x2FFFE24
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ldr r0,[r0]
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bx r0
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.pool |