powerpc: Remove CONFIG_POWER4_ONLY
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / arch / powerpc / include / asm / asm-compat.h
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1#ifndef _ASM_POWERPC_ASM_COMPAT_H
2#define _ASM_POWERPC_ASM_COMPAT_H
3
3ddfbcf1 4#include <asm/types.h>
864b9e6f 5#include <asm/ppc-opcode.h>
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6
7#ifdef __ASSEMBLY__
8# define stringify_in_c(...) __VA_ARGS__
9# define ASM_CONST(x) x
10#else
11/* This version of stringify will deal with commas... */
12# define __stringify_in_c(...) #__VA_ARGS__
13# define stringify_in_c(...) __stringify_in_c(__VA_ARGS__) " "
14# define __ASM_CONST(x) x##UL
15# define ASM_CONST(x) __ASM_CONST(x)
16#endif
17
0909c8c2 18
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19#ifdef __powerpc64__
20
21/* operations for longs and pointers */
22#define PPC_LL stringify_in_c(ld)
23#define PPC_STL stringify_in_c(std)
56db45a5 24#define PPC_STLU stringify_in_c(stdu)
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25#define PPC_LCMPI stringify_in_c(cmpdi)
26#define PPC_LONG stringify_in_c(.llong)
6a2a24bb 27#define PPC_LONG_ALIGN stringify_in_c(.balign 8)
3ddfbcf1 28#define PPC_TLNEI stringify_in_c(tdnei)
864b9e6f 29#define PPC_LLARX(t, a, b, eh) PPC_LDARX(t, a, b, eh)
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30#define PPC_STLCX stringify_in_c(stdcx.)
31#define PPC_CNTLZL stringify_in_c(cntlzd)
694caf02 32#define PPC_MTOCRF(FXM, RS) MTOCRF((FXM), (RS))
9eff26ea 33#define PPC_LR_STKOFF 16
0016a4cf 34#define PPC_MIN_STKFRM 112
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35#else /* 32-bit */
36
37/* operations for longs and pointers */
38#define PPC_LL stringify_in_c(lwz)
39#define PPC_STL stringify_in_c(stw)
56db45a5 40#define PPC_STLU stringify_in_c(stwu)
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41#define PPC_LCMPI stringify_in_c(cmpwi)
42#define PPC_LONG stringify_in_c(.long)
6a2a24bb 43#define PPC_LONG_ALIGN stringify_in_c(.balign 4)
3ddfbcf1 44#define PPC_TLNEI stringify_in_c(twnei)
864b9e6f 45#define PPC_LLARX(t, a, b, eh) PPC_LWARX(t, a, b, eh)
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46#define PPC_STLCX stringify_in_c(stwcx.)
47#define PPC_CNTLZL stringify_in_c(cntlzw)
3467bfd3 48#define PPC_MTOCRF stringify_in_c(mtcrf)
9eff26ea 49#define PPC_LR_STKOFF 4
0016a4cf 50#define PPC_MIN_STKFRM 16
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51
52#endif
53
88ced031 54#ifdef __KERNEL__
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55#ifdef CONFIG_IBM405_ERR77
56/* Erratum #77 on the 405 means we need a sync or dcbt before every
57 * stwcx. The old ATOMIC_SYNC_FIX covered some but not all of this.
58 */
59#define PPC405_ERR77(ra,rb) stringify_in_c(dcbt ra, rb;)
60#define PPC405_ERR77_SYNC stringify_in_c(sync;)
61#else
62#define PPC405_ERR77(ra,rb)
63#define PPC405_ERR77_SYNC
64#endif
88ced031 65#endif
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66
67#endif /* _ASM_POWERPC_ASM_COMPAT_H */