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author | Keir Fraser <keir.fraser@citrix.com> | 2008-07-24 14:10:45 +0100 |
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committer | Keir Fraser <keir.fraser@citrix.com> | 2008-07-24 14:10:45 +0100 |
commit | fd6a37dbdcdf53a65f27115aebfc0a57e0040004 (patch) | |
tree | e777f4b77198f15d9f7e7a23079b9d541028a393 /tools/libxc/xc_minios.c | |
parent | 090519068631f979b0e913023fe0aa77386053c4 (diff) | |
download | xen-fd6a37dbdcdf53a65f27115aebfc0a57e0040004.tar.gz xen-fd6a37dbdcdf53a65f27115aebfc0a57e0040004.tar.bz2 xen-fd6a37dbdcdf53a65f27115aebfc0a57e0040004.zip |
pv-grub: re-implement xc_map_foreign_ranges
Also get rid of va and npages members of privcmd_mmap_entry since we
do not need them any more.
Signed-off-by: Samuel Thibault <samuel.thibault@eu.citrix.com>
Diffstat (limited to 'tools/libxc/xc_minios.c')
-rw-r--r-- | tools/libxc/xc_minios.c | 31 |
1 files changed, 17 insertions, 14 deletions
diff --git a/tools/libxc/xc_minios.c b/tools/libxc/xc_minios.c index 89ab9ad44d..4a5a351aeb 100644 --- a/tools/libxc/xc_minios.c +++ b/tools/libxc/xc_minios.c @@ -80,23 +80,26 @@ void *xc_map_foreign_ranges(int xc_handle, uint32_t dom, size_t size, int prot, size_t chunksize, privcmd_mmap_entry_t entries[], int nentries) { - ERROR("%s: implement me\n"); - return NULL; -} + unsigned long mfns[size / PAGE_SIZE]; + int i, j, n; + unsigned long pt_prot = 0; +#ifdef __ia64__ + /* TODO */ +#else + if (prot & PROT_READ) + pt_prot = L1_PROT_RO; + if (prot & PROT_WRITE) + pt_prot = L1_PROT; +#endif + n = 0; + for (i = 0; i < nentries; i++) + for (j = 0; j < chunksize / PAGE_SIZE; j++) + mfns[n++] = entries[i].mfn + j; -#if 0 -int xc_map_foreign_ranges(int xc_handle, uint32_t dom, - privcmd_mmap_entry_t *entries, int nr) -{ - int i; - for (i = 0; i < nr; i++) { - unsigned long mfn = entries[i].mfn; - do_map_frames(entries[i].va, &mfn, entries[i].npages, 0, 1, dom, 0, L1_PROT); - } - return 0; + return map_frames_ex(mfns, n, 1, 0, 1, dom, 0, pt_prot); } -#endif + int do_xen_hypercall(int xc_handle, privcmd_hypercall_t *hypercall) { |