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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_CPU_SH5_REGISTERS_H
#define __ASM_SH_CPU_SH5_REGISTERS_H
/*
* include/asm-sh/cpu-sh5/registers.h
*
* Copyright (C) 2000, 2001 Paolo Alberelli
* Copyright (C) 2004 Richard Curnow
*/
#ifdef __ASSEMBLY__
/* =====================================================================
**
** Section 1: acts on assembly sources pre-processed by GPP ( <source.S>).
** Assigns symbolic names to control & target registers.
*/
/*
* Define some useful aliases for control registers.
*/
#define SR cr0
#define SSR cr1
#define PSSR cr2
/* cr3 UNDEFINED */
#define INTEVT cr4
#define EXPEVT cr5
#define PEXPEVT cr6
#define TRA cr7
#define SPC cr8
#define PSPC cr9
#define RESVEC cr10
#define VBR cr11
/* cr12 UNDEFINED */
#define TEA cr13
/* cr14-cr15 UNDEFINED */
#define DCR cr16
#define KCR0 cr17
#define KCR1 cr18
/* cr19-cr31 UNDEFINED */
/* cr32-cr61 RESERVED */
#define CTC cr62
#define USR cr63
/*
* ABI dependent registers (general purpose set)
*/
#define RET r2
#define ARG1 r2
#define ARG2 r3
#define ARG3 r4
#define ARG4 r5
#define ARG5 r6
#define ARG6 r7
#define SP r15
#define LINK r18
#define ZERO r63
/*
* Status register defines: used only by assembly sources (and
* syntax independednt)
*/
#define SR_RESET_VAL 0x0000000050008000
#define SR_HARMLESS 0x00000000500080f0 /* Write ignores for most */
#define SR_ENABLE_FPU 0xffffffffffff7fff /* AND with this */
#if defined (CONFIG_SH64_SR_WATCH)
#define SR_ENABLE_MMU 0x0000000084000000 /* OR with this */
#else
#define SR_ENABLE_MMU 0x0000000080000000 /* OR with this */
#endif
#define SR_UNBLOCK_EXC 0xffffffffefffffff /* AND with this */
#define SR_BLOCK_EXC 0x0000000010000000 /* OR with this */
#else /* Not __ASSEMBLY__ syntax */
/*
** Stringify reg. name
*/
#define __str(x) #x
/* Stringify control register names for use in inline assembly */
#define __SR __str(SR)
#define __SSR __str(SSR)
#define __PSSR __str(PSSR)
#define __INTEVT __str(INTEVT)
#define __EXPEVT __str(EXPEVT)
#define __PEXPEVT __str(PEXPEVT)
#define __TRA __str(TRA)
#define __SPC __str(SPC)
#define __PSPC __str(PSPC)
#define __RESVEC __str(RESVEC)
#define __VBR __str(VBR)
#define __TEA __str(TEA)
#define __DCR __str(DCR)
#define __KCR0 __str(KCR0)
#define __KCR1 __str(KCR1)
#define __CTC __str(CTC)
#define __USR __str(USR)
#endif /* __ASSEMBLY__ */
#endif /* __ASM_SH_CPU_SH5_REGISTERS_H */
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