mirror of
https://github.com/smaeul/u-boot.git
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83d290c56f
When U-Boot started using SPDX tags we were among the early adopters and there weren't a lot of other examples to borrow from. So we picked the area of the file that usually had a full license text and replaced it with an appropriate SPDX-License-Identifier: entry. Since then, the Linux Kernel has adopted SPDX tags and they place it as the very first line in a file (except where shebangs are used, then it's second line) and with slightly different comment styles than us. In part due to community overlap, in part due to better tag visibility and in part for other minor reasons, switch over to that style. This commit changes all instances where we have a single declared license in the tag as both the before and after are identical in tag contents. There's also a few places where I found we did not have a tag and have introduced one. Signed-off-by: Tom Rini <trini@konsulko.com>
260 lines
4.7 KiB
ArmAsm
260 lines
4.7 KiB
ArmAsm
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Copyright (C) 2008 Renesas Solutions Corp.
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* Copyright (C) 2008 Nobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com>
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* Copyright (C) 2007 Kenati Technologies, Inc.
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*
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* board/sh7763rdp/lowlevel_init.S
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*/
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#include <config.h>
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#include <asm/processor.h>
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#include <asm/macro.h>
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.global lowlevel_init
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.text
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.align 2
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lowlevel_init:
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write32 WDTCSR_A, WDTCSR_D /* Watchdog Control / Status Register */
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write32 WDTST_A, WDTST_D /* Watchdog Stop Time Register */
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write32 WDTBST_A, WDTBST_D /*
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* 0xFFCC0008
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* Watchdog Base Stop Time Register
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*/
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write32 CCR_A, CCR_CACHE_ICI_D /* Address of Cache Control Register */
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/* Instruction Cache Invalidate */
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write32 MMUCR_A, MMU_CONTROL_TI_D /* MMU Control Register */
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/* TI == TLB Invalidate bit */
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write32 MSTPCR0_A, MSTPCR0_D /* Address of Power Control Register 0 */
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write32 MSTPCR1_A, MSTPCR1_D /* Address of Power Control Register 1 */
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write32 RAMCR_A, RAMCR_D
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mov.l MMSELR_A, r1
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mov.l MMSELR_D, r0
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synco
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mov.l r0, @r1
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mov.l @r1, r2 /* execute two reads after setting MMSELR */
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mov.l @r1, r2
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synco
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/* issue memory read */
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mov.l DDRSD_START_A, r1 /* memory address to read*/
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mov.l @r1, r0
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synco
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write32 MIM8_A, MIM8_D
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write32 MIMC_A, MIMC_D1
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write32 STRC_A, STRC_D
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write32 SDR4_A, SDR4_D
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write32 MIMC_A, MIMC_D2
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nop
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nop
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nop
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write32 SCR4_A, SCR4_D3
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write32 SCR4_A, SCR4_D2
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write32 SDMR02000_A, SDMR02000_D
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write32 SDMR00B08_A, SDMR00B08_D
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write32 SCR4_A, SCR4_D2
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write32 SCR4_A, SCR4_D4
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nop
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nop
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nop
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nop
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write32 SCR4_A, SCR4_D4
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nop
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nop
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nop
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nop
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write32 SDMR00308_A, SDMR00308_D
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write32 MIMC_A, MIMC_D3
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mov.l SCR4_A, r1
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mov.l SCR4_D1, r0
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mov.l DELAY60_D, r3
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delay_loop_60:
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mov.l r0, @r1
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dt r3
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bf delay_loop_60
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nop
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write32 CCR_A, CCR_CACHE_D_2 /* Address of Cache Control Register */
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bsc_init:
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write32 BCR_A, BCR_D
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write32 CS0BCR_A, CS0BCR_D
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write32 CS1BCR_A, CS1BCR_D
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write32 CS2BCR_A, CS2BCR_D
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write32 CS4BCR_A, CS4BCR_D
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write32 CS5BCR_A, CS5BCR_D
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write32 CS6BCR_A, CS6BCR_D
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write32 CS0WCR_A, CS0WCR_D
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write32 CS1WCR_A, CS1WCR_D
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write32 CS2WCR_A, CS2WCR_D
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write32 CS4WCR_A, CS4WCR_D
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write32 CS5WCR_A, CS5WCR_D
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write32 CS6WCR_A, CS6WCR_D
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write32 CS5PCR_A, CS5PCR_D
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write32 CS6PCR_A, CS6PCR_D
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mov.l DELAY200_D, r3
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delay_loop_200:
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dt r3
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bf delay_loop_200
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nop
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write16 PSEL0_A, PSEL0_D
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write16 PSEL1_A, PSEL1_D
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write32 ICR0_A, ICR0_D
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stc sr, r0 /* BL bit off(init=ON) */
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mov.l SR_MASK_D, r1
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and r1, r0
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ldc r0, sr
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rts
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nop
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.align 2
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DELAY60_D: .long 60
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DELAY200_D: .long 17800
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CCR_A: .long 0xFF00001C
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MMUCR_A: .long 0xFF000010
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RAMCR_A: .long 0xFF000074
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/* Low power mode control */
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MSTPCR0_A: .long 0xFFC80030
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MSTPCR1_A: .long 0xFFC80038
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/* RWBT */
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WDTST_A: .long 0xFFCC0000
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WDTCSR_A: .long 0xFFCC0004
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WDTBST_A: .long 0xFFCC0008
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/* BSC */
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MMSELR_A: .long 0xFE600020
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BCR_A: .long 0xFF801000
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CS0BCR_A: .long 0xFF802000
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CS1BCR_A: .long 0xFF802010
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CS2BCR_A: .long 0xFF802020
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CS4BCR_A: .long 0xFF802040
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CS5BCR_A: .long 0xFF802050
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CS6BCR_A: .long 0xFF802060
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CS0WCR_A: .long 0xFF802008
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CS1WCR_A: .long 0xFF802018
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CS2WCR_A: .long 0xFF802028
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CS4WCR_A: .long 0xFF802048
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CS5WCR_A: .long 0xFF802058
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CS6WCR_A: .long 0xFF802068
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CS5PCR_A: .long 0xFF802070
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CS6PCR_A: .long 0xFF802080
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DDRSD_START_A: .long 0xAC000000
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/* INTC */
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ICR0_A: .long 0xFFD00000
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/* DDR I/F */
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MIM8_A: .long 0xFE800008
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MIMC_A: .long 0xFE80000C
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SCR4_A: .long 0xFE800014
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STRC_A: .long 0xFE80001C
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SDR4_A: .long 0xFE800034
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SDMR00308_A: .long 0xFE900308
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SDMR00B08_A: .long 0xFE900B08
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SDMR02000_A: .long 0xFE902000
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/* GPIO */
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PSEL0_A: .long 0xFFEF0070
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PSEL1_A: .long 0xFFEF0072
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CCR_CACHE_ICI_D:.long 0x00000800
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CCR_CACHE_D_2: .long 0x00000103
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MMU_CONTROL_TI_D:.long 0x00000004
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RAMCR_D: .long 0x00000200
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MSTPCR0_D: .long 0x00000000
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MSTPCR1_D: .long 0x00000000
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MMSELR_D: .long 0xa5a50000
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BCR_D: .long 0x00000000
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CS0BCR_D: .long 0x77777770
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CS1BCR_D: .long 0x77777670
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CS2BCR_D: .long 0x77777670
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CS4BCR_D: .long 0x77777670
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CS5BCR_D: .long 0x77777670
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CS6BCR_D: .long 0x77777670
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CS0WCR_D: .long 0x7777770F
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CS1WCR_D: .long 0x22000002
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CS2WCR_D: .long 0x7777770F
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CS4WCR_D: .long 0x7777770F
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CS5WCR_D: .long 0x7777770F
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CS6WCR_D: .long 0x7777770F
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CS5PCR_D: .long 0x77000000
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CS6PCR_D: .long 0x77000000
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ICR0_D: .long 0x00E00000
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MIM8_D: .long 0x00000000
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MIMC_D1: .long 0x01d10008
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MIMC_D2: .long 0x01d10009
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MIMC_D3: .long 0x01d10209
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SCR4_D1: .long 0x00000001
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SCR4_D2: .long 0x00000002
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SCR4_D3: .long 0x00000003
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SCR4_D4: .long 0x00000004
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STRC_D: .long 0x000f3980
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SDR4_D: .long 0x00000300
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SDMR00308_D: .long 0x00000000
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SDMR00B08_D: .long 0x00000000
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SDMR02000_D: .long 0x00000000
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PSEL0_D: .word 0x00000001
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PSEL1_D: .word 0x00000244
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SR_MASK_D: .long 0xEFFFFF0F
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WDTST_D: .long 0x5A000FFF
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WDTCSR_D: .long 0xA5000000
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WDTBST_D: .long 0x55000000
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