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Code Issues Releases Activity

- The address lies in the bus space handle, not in the cookie

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- Use the right address when calling kva_free()
(Is there any reason why the s3c2xx0 comes with its own version of bs_map/
 bs_unmap ? It seems to be just the same as in bus_space_generic.c)
This commit is contained in:
Olivier Houchard 2013-08-10 00:31:49 +00:00
parent 767cfe52cc
commit e32c2d4742
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=254171
1 changed files with 5 additions and 5 deletions
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10
sys/arm/s3c2xx0/s3c2xx0_space.c
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@ -200,21 +200,21 @@ s3c2xx0_bs_map(void *t, bus_addr_t bpa, bus_size_t size,
void void
s3c2xx0_bs_unmap(void *t, bus_space_handle_t h, bus_size_t size) s3c2xx0_bs_unmap(void *t, bus_space_handle_t h, bus_size_t size)
{ {
vm_offset_t va, endva; vm_offset_t va, endva, origva;
if (pmap_devmap_find_va((vm_offset_t)t, size) != NULL) { if (pmap_devmap_find_va((vm_offset_t)h, size) != NULL) {
/* Device was statically mapped; nothing to do. */ /* Device was statically mapped; nothing to do. */
return; return;
} }
endva = round_page((vm_offset_t)t + size); endva = round_page((vm_offset_t)h + size);
va = trunc_page((vm_offset_t)t); origva = va = trunc_page((vm_offset_t)h);
while (va < endva) { while (va < endva) {
pmap_kremove(va); pmap_kremove(va);
va += PAGE_SIZE; va += PAGE_SIZE;
} }
kva_free(va, endva - va); kva_free(va, endva - origva);
} }
int int