diff options
Diffstat (limited to 'usr/src/uts/common/sys/agp/agpamd64gart_io.h')
| -rw-r--r-- | usr/src/uts/common/sys/agp/agpamd64gart_io.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/usr/src/uts/common/sys/agp/agpamd64gart_io.h b/usr/src/uts/common/sys/agp/agpamd64gart_io.h new file mode 100644 index 0000000..d40b9fc --- /dev/null +++ b/usr/src/uts/common/sys/agp/agpamd64gart_io.h @@ -0,0 +1,40 @@ +/* + * Copyright 2005 Sun Microsystems, Inc. All rights reserved. + * Use is subject to license terms. + */ + +#ifndef _SYS_AGPAMD64GART_IO_H +#define _SYS_AGPAMD64GART_IO_H + +#pragma ident "%Z%%M% %I% %E% SMI" + +#ifdef __cplusplus +extern "C" { +#endif + +#ifdef _KERNEL + +#define AMD64GART_NAME "amd64_gart" +#define CPUGART_DEVLINK "/dev/agp/cpugart" + +#define AGPAMD64GARTIOC_BASE 'M' + +#define AMD64_GET_INFO _IOR(AGPAMD64GARTIOC_BASE, 50, amdgart_info_t) +#define AMD64_SET_GART_ADDR _IOW(AGPAMD64GARTIOC_BASE, 51, uint32_t) +#define AMD64_FLUSH_GTLB _IO(AGPAMD64GARTIOC_BASE, 52) +#define AMD64_CONFIGURE _IO(AGPAMD64GARTIOC_BASE, 53) +#define AMD64_UNCONFIG _IO(AGPAMD64GARTIOC_BASE, 54) + +/* Used to retrieve attributes of the amd64 gart device */ +typedef struct amdgart_info { + uint64_t cgart_aperbase; + size_t cgart_apersize; +} amdgart_info_t; + +#endif /* _KERNEL */ + +#ifdef __cplusplus +} +#endif + +#endif /* _SYS_AGPAMD64GART_IO_H */ |