diff options
| author | nyan <nyan@FreeBSD.org> | 2005-05-12 12:47:41 +0000 |
|---|---|---|
| committer | nyan <nyan@FreeBSD.org> | 2005-05-12 12:47:41 +0000 |
| commit | 8f8dbdc2da58f049fb51366a3e331262cc8c4fe5 (patch) | |
| tree | 478dc16086d3f36619e384c45a83b005bf957823 /sys/i386/include/npx.h | |
| parent | eb01a496438696a5b93ff647df5b9236900d5afe (diff) | |
| download | FreeBSD-src-8f8dbdc2da58f049fb51366a3e331262cc8c4fe5.zip FreeBSD-src-8f8dbdc2da58f049fb51366a3e331262cc8c4fe5.tar.gz | |
- Move the NPX_DEBUG option to options.{i386,pc98} and use opt_npx.h.
- Move npx related defines to {i386,pc98}/include/npx.h to remove #include
{isa,cbus}.h.
Diffstat (limited to 'sys/i386/include/npx.h')
| -rw-r--r-- | sys/i386/include/npx.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/sys/i386/include/npx.h b/sys/i386/include/npx.h index 484061e..894b06d 100644 --- a/sys/i386/include/npx.h +++ b/sys/i386/include/npx.h @@ -137,6 +137,15 @@ union savefpu { #define __INITIAL_MXCSR__ 0x1F80 #ifdef _KERNEL + +#define IO_NPX 0x0F0 /* Numeric Coprocessor */ +#define IO_NPXSIZE 16 /* 80387/80487 NPX registers */ + +#define IRQ_NPX 13 + +/* full reset on some systems, NOP on others */ +#define npx_full_reset() outb(IO_NPX + 1, 0) + int npxdna(void); void npxdrop(void); void npxexit(struct thread *td); |
