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| author | obrien <obrien@FreeBSD.org> | 2000-02-12 18:33:54 +0000 |
|---|---|---|
| committer | obrien <obrien@FreeBSD.org> | 2000-02-12 18:33:54 +0000 |
| commit | 098aba556067233d45c3ec1f109dfe12d4cc87a5 (patch) | |
| tree | 47c6d6a6a03e95915c6f8fa14cee7a751d988faf /sys/amd64/include/reg.h | |
| parent | ce3ac581a39661c68d153da77856c5e521e5e322 (diff) | |
| download | FreeBSD-src-098aba556067233d45c3ec1f109dfe12d4cc87a5.zip FreeBSD-src-098aba556067233d45c3ec1f109dfe12d4cc87a5.tar.gz | |
Document the support in the kernel for hardware debug registers on the
ix86 platform which allows for hardware watchpoints, etc...
Submitted by: Brian Dean <brdean@unx.sas.com>
Diffstat (limited to 'sys/amd64/include/reg.h')
| -rw-r--r-- | sys/amd64/include/reg.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/sys/amd64/include/reg.h b/sys/amd64/include/reg.h index 7b5b69a..6effd1a 100644 --- a/sys/amd64/include/reg.h +++ b/sys/amd64/include/reg.h @@ -118,6 +118,9 @@ struct fpreg { unsigned char fpr_pad[64]; }; +/* + * Register set accessible via /proc/$pid/dbregs. + */ struct dbreg { unsigned int dr0; /* debug address register 0 */ unsigned int dr1; /* debug address register 1 */ |
