diff options
| author |   mickey <mickey@openbsd.org> | 2003-04-03 23:09:36 +0000 |
|---|---|---|
| committer | mickey <mickey@openbsd.org> | 2003-04-03 23:09:36 +0000 |
| commit | 10d9ff08a38947caef9c57ee2c91185b28e5228f (patch) | |
| tree | 00f4a698193a7a35d512c9db7df4b575f01863ed | |
| parent | Real DHUs don't have a TXCHAR register, so write directly to the fifo (diff) | |
| download | wireguard-openbsd-10d9ff08a38947caef9c57ee2c91185b28e5228f.tar.xz wireguard-openbsd-10d9ff08a38947caef9c57ee2c91185b28e5228f.zip | |
adjust protection on the allocated memory through the uvm same as it was allocated w/o cutting short onto the pmap layer
| -rw-r--r-- | sys/dev/ic/sti.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/sys/dev/ic/sti.c b/sys/dev/ic/sti.c index 2b31c0b6543..a3c1d81e4d8 100644 --- a/sys/dev/ic/sti.c +++ b/sys/dev/ic/sti.c @@ -1,4 +1,4 @@ -/* $OpenBSD: sti.c,v 1.23 2003/02/18 09:39:45 miod Exp $ */ +/* $OpenBSD: sti.c,v 1.24 2003/04/03 23:09:36 mickey Exp $ */ /* * Copyright (c) 2000-2003 Michael Shalayeff @@ -215,13 +215,12 @@ sti_attach_common(sc) size = dd->dd_pacode[i] - dd->dd_pacode[STI_BEGIN]; if (sc->sc_devtype == STI_DEVTYPE1) size = (size + 3) / 4; - if (!(sc->sc_code = uvm_km_kmemalloc(kernel_map, - uvm.kernel_object, round_page(size), UVM_KMF_NOWAIT))) { + if (!(sc->sc_code = uvm_km_alloc1(kernel_map, round_page(size), 0))) { printf(": cannot allocate %u bytes for code\n", size); return; } #ifdef STIDEBUG - printf("code=0x%x\n", sc->sc_code); + printf("code=0x%x[%x]\n", sc->sc_code, size); #endif /* copy code into memory */ @@ -255,10 +254,11 @@ sti_attach_common(sc) sc->pmgr = (sti_pmgr_t) O(STI_PROC_MGR); sc->util = (sti_util_t) O(STI_UTIL); - /* assuming d/i caches are coherent or pmap_protect - * will take care of that */ - pmap_protect(pmap_kernel(), sc->sc_code, - sc->sc_code + round_page(size), UVM_PROT_RX); + if ((error = uvm_map_protect(kernel_map, sc->sc_code, + sc->sc_code + round_page(size), UVM_PROT_RX, FALSE))) { + printf(": uvm_map_protect failed (%d)\n", error); + return; + } cc = &sc->sc_cfg; bzero(cc, sizeof (*cc)); |