diff options
-rw-r--r-- | cpukit/score/cpu/sh/ChangeLog | 6 | ||||
-rw-r--r-- | cpukit/score/cpu/sh/rtems/score/sh.h | 8 |
2 files changed, 12 insertions, 2 deletions
diff --git a/cpukit/score/cpu/sh/ChangeLog b/cpukit/score/cpu/sh/ChangeLog index 4ae86c5c31..45982b36fe 100644 --- a/cpukit/score/cpu/sh/ChangeLog +++ b/cpukit/score/cpu/sh/ChangeLog @@ -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 diff --git a/cpukit/score/cpu/sh/rtems/score/sh.h b/cpukit/score/cpu/sh/rtems/score/sh.h index b19855abe1..32b7d6b05a 100644 --- a/cpukit/score/cpu/sh/rtems/score/sh.h +++ b/cpukit/score/cpu/sh/rtems/score/sh.h @@ -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. |