diff options
Diffstat (limited to 'share/man/man9/rman.9')
| -rw-r--r-- | share/man/man9/rman.9 | 31 |
1 files changed, 30 insertions, 1 deletions
diff --git a/share/man/man9/rman.9 b/share/man/man9/rman.9 index 9b9e84f..6da8321 100644 --- a/share/man/man9/rman.9 +++ b/share/man/man9/rman.9 @@ -25,7 +25,7 @@ .\" .\" $FreeBSD$ .\" -.Dd May 19, 2016 +.Dd May 20, 2016 .Dt RMAN 9 .Os .Sh NAME @@ -49,6 +49,8 @@ .Nm rman_get_device , .Nm rman_get_size , .Nm rman_get_flags , +.Nm rman_set_mapping , +.Nm rman_get_mapping , .Nm rman_set_virtual , .Nm rman_get_virtual , .Nm rman_set_bustag , @@ -106,6 +108,10 @@ .Ft u_int .Fn rman_get_flags "struct resource *r" .Ft void +.Fn rman_set_mapping "struct resource *r" "struct resource_map *map" +.Ft void +.Fn rman_get_mapping "struct resource *r" "struct resource_map *map" +.Ft void .Fn rman_set_virtual "struct resource *r" "void *v" .Ft "void *" .Fn rman_get_virtual "struct resource *r" @@ -140,6 +146,7 @@ represented by a 16-bit flag register, as follows. #define RF_SHAREABLE 0x0004 /* resource permits contemporaneous sharing */ #define RF_FIRSTSHARE 0x0020 /* first in sharing list */ #define RF_PREFETCHABLE 0x0040 /* resource is prefetchable */ +#define RF_UNMAPPED 0x0100 /* don't map resource when activating */ .Ed .Pp Bits 15:10 of the flag register are used to represent the desired alignment @@ -424,6 +431,26 @@ The function can be used to retrieve the KVA once set. .Pp The +.Fn rman_set_mapping +function is used to associate a resource mapping with a resource +.Fa r . +The mapping must cover the entire resource. +Setting a mapping sets the associated +.Xr bus_space 9 +handle and tag for +.Fa r +as well as the kernel virtual address if the mapping contains one. +These individual values can be retrieved via +.Fn rman_get_bushandle , +.Fn rman_get_bustag , +and +.Fn rman_get_virtual . +.Pp +The +.Fn rman_get_mapping +function can be used to retrieve the associated resource mapping once set. +.Pp +The .Fn rman_set_rid function associates a resource identifier with a resource .Fa r . @@ -439,7 +466,9 @@ function returns a pointer to the device which reserved the resource .Xr bus_activate_resource 9 , .Xr bus_adjust_resource 9 , .Xr bus_alloc_resource 9 , +.Xr bus_map_resource 9 , .Xr bus_release_resource 9 , +.Xr bus_space 9 , .Xr bus_set_resource 9 , .Xr mutex 9 .Sh AUTHORS |
