diff options
Diffstat (limited to 'nvkm/subdev/bios/ramcfg.c')
| -rw-r--r-- | nvkm/subdev/bios/ramcfg.c | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/nvkm/subdev/bios/ramcfg.c b/nvkm/subdev/bios/ramcfg.c deleted file mode 100644 index 1623c8dfe..000000000 --- a/nvkm/subdev/bios/ramcfg.c +++ /dev/null @@ -1,79 +0,0 @@ -/* - * Copyright 2013 Red Hat Inc. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - * OTHER DEALINGS IN THE SOFTWARE. - * - * Authors: Ben Skeggs <bskeggs@redhat.com> - */ - -#include <subdev/bios.h> -#include <subdev/bios/bit.h> -#include <subdev/bios/ramcfg.h> -#include <subdev/bios/M0203.h> - -static u8 -nvbios_ramcfg_strap(struct nouveau_subdev *subdev) -{ - return (nv_rd32(subdev, 0x101000) & 0x0000003c) >> 2; -} - -u8 -nvbios_ramcfg_count(struct nouveau_bios *bios) -{ - struct bit_entry bit_M; - - if (!bit_entry(bios, 'M', &bit_M)) { - if (bit_M.version == 1 && bit_M.length >= 5) - return nv_ro08(bios, bit_M.offset + 2); - if (bit_M.version == 2 && bit_M.length >= 3) - return nv_ro08(bios, bit_M.offset + 0); - } - - return 0x00; -} - -u8 -nvbios_ramcfg_index(struct nouveau_subdev *subdev) -{ - struct nouveau_bios *bios = nouveau_bios(subdev); - u8 strap = nvbios_ramcfg_strap(subdev); - u32 xlat = 0x00000000; - struct bit_entry bit_M; - struct nvbios_M0203E M0203E; - u8 ver, hdr; - - if (!bit_entry(bios, 'M', &bit_M)) { - if (bit_M.version == 1 && bit_M.length >= 5) - xlat = nv_ro16(bios, bit_M.offset + 3); - if (bit_M.version == 2 && bit_M.length >= 3) { - /*XXX: is M ever shorter than this? - * if not - what is xlat used for now? - * also - sigh.. - */ - if (bit_M.length >= 7 && - nvbios_M0203Em(bios, strap, &ver, &hdr, &M0203E)) - return M0203E.group; - xlat = nv_ro16(bios, bit_M.offset + 1); - } - } - - if (xlat) - strap = nv_ro08(bios, xlat + strap); - return strap; -} |