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When creating a handle for a subregion, be sure to actually math out the new

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handle address, where we're using handles as raw addresses.

This fixes devices with subregions on Octeon PCI specifically, and likely also on
MIPS more generally, where there isn't another bus_space in use that was doing the
math already.
This commit is contained in:
jmallett 2012-03-02 21:46:31 +00:00
parent 99e7ee266b
commit 85b7bc5919
2 changed files with 8 additions and 10 deletions
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9
sys/mips/cavium/octopci_bus_space.c
View File

@ -230,13 +230,12 @@ octopci_bs_unmap(void *t __unused, bus_space_handle_t bh __unused,
}
int
octopci_bs_subregion(void *t __unused, bus_space_handle_t handle __unused,
bus_size_t offset __unused, bus_size_t size __unused,
bus_space_handle_t *nhandle __unused)
octopci_bs_subregion(void *t __unused, bus_space_handle_t handle,
bus_size_t offset, bus_size_t size __unused,
bus_space_handle_t *bshp)
{
printf("SUBREGION?!?!?!\n");
/* Do nothing */
*bshp = handle + offset;
return (0);
}

9
sys/mips/mips/bus_space_generic.c
View File

@ -245,13 +245,12 @@ generic_bs_unmap(void *t __unused, bus_space_handle_t bh __unused,
}
int
generic_bs_subregion(void *t __unused, bus_space_handle_t handle __unused,
bus_size_t offset __unused, bus_size_t size __unused,
bus_space_handle_t *nhandle __unused)
generic_bs_subregion(void *t __unused, bus_space_handle_t handle,
bus_size_t offset, bus_size_t size __unused,
bus_space_handle_t *bshp)
{
printf("SUBREGION?!?!?!\n");
/* Do nothing */
*bshp = handle + offset;
return (0);
}