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| author | Suren A. Chilingaryan <csa@dside.dyndns.org> | 2011-07-17 21:28:53 +0200 |
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| committer | Suren A. Chilingaryan <csa@dside.dyndns.org> | 2011-07-17 21:28:53 +0200 |
| commit | 2c52de4f914806c040f62d9fc3ee88081a7aa56b (patch) | |
| tree | e40aa496fe958e313e082340c4d1689e56143f2f /pcilib_types.h | |
| parent | 8ad813673ae155ce0e601ae864466a59ce7afa95 (diff) | |
| download | ipecamera-2c52de4f914806c040f62d9fc3ee88081a7aa56b.tar.gz ipecamera-2c52de4f914806c040f62d9fc3ee88081a7aa56b.tar.bz2 ipecamera-2c52de4f914806c040f62d9fc3ee88081a7aa56b.tar.xz ipecamera-2c52de4f914806c040f62d9fc3ee88081a7aa56b.zip | |
List kernel buffers
Diffstat (limited to 'pcilib_types.h')
| -rw-r--r-- | pcilib_types.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/pcilib_types.h b/pcilib_types.h index 237f1db..d8dd6f5 100644 --- a/pcilib_types.h +++ b/pcilib_types.h @@ -1,6 +1,14 @@ #ifndef _PCILIB_TYPES_H #define _PCILIB_TYPES_H +#define KMEM_REF_HW 0x80000000 /**< Special reference to indicate hardware access */ +#define KMEM_REF_COUNT 0x0FFFFFFF /**< Mask of reference counter (mmap/munmap), couting in mmaped memory pages */ + +#define KMEM_MODE_REUSABLE 0x80000000 /**< Indicates reusable buffer */ +#define KMEM_MODE_EXCLUSIVE 0x40000000 /**< Only a single process is allowed to mmap the buffer */ +#define KMEM_MODE_PERSISTENT 0x20000000 /**< Persistent mode instructs kmem_free to preserve buffer in memory */ +#define KMEM_MODE_COUNT 0x0FFFFFFF /**< Mask of reuse counter (alloc/free) */ + typedef enum { PCILIB_KMEM_TYPE_CONSISTENT = 0, PCILIB_KMEM_TYPE_PAGE, |