From 4c87a1868835d05f1cadae7b8ad6a7c95d9d9c0e Mon Sep 17 00:00:00 2001 From: Ross Philipson Date: Tue, 14 Mar 2017 15:40:33 -0400 Subject: Initial commit of EFI TBOOT work from internal project. Signed-off-by: Ross Philipson --- tboot/include/mle.h | 96 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 96 insertions(+) create mode 100644 tboot/include/mle.h (limited to 'tboot/include/mle.h') diff --git a/tboot/include/mle.h b/tboot/include/mle.h new file mode 100644 index 0000000..c0d7386 --- /dev/null +++ b/tboot/include/mle.h @@ -0,0 +1,96 @@ +/* + * mle.h: Intel(r) TXT MLE header definition + * + * Copyright (c) 2003-2008, Intel Corporation + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials provided + * with the distribution. + * * Neither the name of the Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * + */ + +#ifndef __MLE_H__ +#define __MLE_H__ + +/* + * SINIT/MLE capabilities + */ +typedef union { + uint32_t _raw; + struct { + uint32_t rlp_wake_getsec : 1; + uint32_t rlp_wake_monitor : 1; + uint32_t ecx_pgtbl : 1; + uint32_t stm : 1; + uint32_t pcr_map_no_legacy : 1; + uint32_t pcr_map_da : 1; + uint32_t platform_type : 2; + uint32_t max_phy_addr : 1; + uint32_t reserved1 : 23; + }; +} txt_caps_t; + + +/* + * MLE header structure + * describes an MLE for SINIT and OS/loader SW + */ +typedef struct { + uuid_t uuid; + uint32_t length; + uint32_t version; + uint32_t entry_point; + uint32_t first_valid_page; + uint32_t mle_start_off; + uint32_t mle_end_off; + txt_caps_t capabilities; + uint32_t cmdline_start_off; + uint32_t cmdline_end_off; +} mle_hdr_t; + +#define MLE_HDR_UUID {0x9082ac5a, 0x476f, 0x74a7, 0x5c0f, \ + {0x55, 0xa2, 0xcb, 0x51, 0xb6, 0x42}} + +/* + * values supported by current version of tboot + */ +#define MLE_HDR_VER 0x00020001 /* 2.1 */ +#define MLE_HDR_CAPS 0x00000027 /* rlp_wake_{getsec, monitor} = 1, + ecx_pgtbl = 1, nolg = 0, da = 1 */ + +#endif /* __MLE_H__ */ + + +/* + * Local variables: + * mode: C + * c-set-style: "BSD" + * c-basic-offset: 4 + * tab-width: 4 + * indent-tabs-mode: nil + * End: + */ -- cgit v1.2.3