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2009-02-17 Joel Sherrill <joel.sherrill@oarcorp.com>

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* rtems/score/sh.h: SH2E and SH3E have a DSP rather than an FPU. They
	are not compatible. We currently only support the FPU found on the
	SH3 and SH4.
This commit is contained in:
Joel Sherrill
2009-02-17 20:39:44 +00:00
parent f6cef3aff9
commit 94dd4f6cdf
2 changed files with 12 additions and 2 deletions
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6
cpukit/score/cpu/sh/ChangeLog
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@@ -1,3 +1,9 @@
2009-02-17 Joel Sherrill <joel.sherrill@oarcorp.com>
* rtems/score/sh.h: SH2E and SH3E have a DSP rather than an FPU. They
are not compatible. We currently only support the FPU found on the
SH3 and SH4.
2009-02-12 Joel Sherrill <joel.sherrill@oarcorp.com>
* cpu.c, rtems/score/cpu.h: Change prototype of IDLE thread to

8
cpukit/score/cpu/sh/rtems/score/sh.h
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@@ -46,8 +46,12 @@ extern "C" {
* predefines.
*/
#if defined(__SH2E__) || defined(__SH3E__) || \
defined(__SH4__) || defined(__SH4_SINGLE_ONLY__)
#if defined(__SH2E__) || defined(__SH3E__)
/* FIXME: SH-DSP context not currently supported */
#define SH_HAS_FPU 0
#elif defined(__SH4__) || defined(__SH4_SINGLE_ONLY__)
/*
* Define this if you want to use XD-registers.