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[ARM] 3111/2: old ABI compat: adjust NWFPE to be operational within an EABI kernel

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Patch from Nicolas Pitre

We need NWFPE if we want to support execution of legacy binaries with
an EABI kernel.

Signed-off-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Nicolas Pitre 2006-01-14 16:36:50 +00:00 committed by Russell King
parent dd35afc22b
commit 8993a44ced
2 changed files with 4 additions and 4 deletions
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4
arch/arm/Kconfig
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@ -602,7 +602,7 @@ comment "At least one emulation must be selected"
config FPE_NWFPE
bool "NWFPE math emulation"
depends on !AEABI
depends on !AEABI || OABI_COMPAT
---help---
Say Y to include the NWFPE floating point emulator in the kernel.
This is necessary to run most binaries. Linux does not currently
@ -626,7 +626,7 @@ config FPE_NWFPE_XP
config FPE_FASTFPE
bool "FastFPE math emulation (EXPERIMENTAL)"
depends on !AEABI && !CPU_32v3 && EXPERIMENTAL
depends on (!AEABI || OABI_COMPAT) && !CPU_32v3 && EXPERIMENTAL
---help---
Say Y here to include the FAST floating point emulator in the kernel.
This is an experimental much faster emulator which now also has full

4
arch/arm/nwfpe/fpa11.h
View file

@ -62,7 +62,7 @@ typedef union tagFPREG {
#else
u32 padding[3];
#endif
} FPREG;
} __attribute__ ((packed,aligned(4))) FPREG;
/*
* FPA11 device model.
@ -89,7 +89,7 @@ typedef struct tagFPA11 {
so we can use it to detect whether this
instance of the emulator needs to be
initialised. */
} FPA11;
} __attribute__ ((packed,aligned(4))) FPA11;
extern int8 SetRoundingMode(const unsigned int);
extern int8 SetRoundingPrecision(const unsigned int);