diff options
author | Yang Zhang <yang.z.zhang@intel.com> | 2015-08-28 09:58:54 +0800 |
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committer | Yang Zhang <yang.z.zhang@intel.com> | 2015-09-01 12:44:00 +0800 |
commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/SLOF/board-qemu/include/nvramlog.h | |
parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/SLOF/board-qemu/include/nvramlog.h')
-rw-r--r-- | qemu/roms/SLOF/board-qemu/include/nvramlog.h | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/qemu/roms/SLOF/board-qemu/include/nvramlog.h b/qemu/roms/SLOF/board-qemu/include/nvramlog.h new file mode 100644 index 000000000..d13025596 --- /dev/null +++ b/qemu/roms/SLOF/board-qemu/include/nvramlog.h @@ -0,0 +1,64 @@ +/****************************************************************************** + * Copyright (c) 2004, 2011 IBM Corporation + * All rights reserved. + * This program and the accompanying materials + * are made available under the terms of the BSD License + * which accompanies this distribution, and is available at + * http://www.opensource.org/licenses/bsd-license.php + * + * Contributors: + * IBM Corporation - initial implementation + *****************************************************************************/ + +#ifndef NVRAMLOG_H + #define NVRAMLOG_H + +/* ---------------------------------------------------------------------------- + * NVRAM Log-Partition header design: + * + * Partition Header + * 00h - signature ( 1 byte) + * 01h - checksum ( 1 byte) + * 02h - length ( 2 byte) value = 1st_byte*256 + 2nd_byte + * 04h - name (12 byte) + * space for partiton header = 16 byte + * + * Log Header + * 10h - offset ( 2 byte) from Partition Header to Data Section + * 12h - flags ( 2 byte) control flags + * 14h - pointer ( 4 byte) pointer to first free byte in Data Section + * relative to the beginning of the data section + * 18h - zero ( 32 byte) reserved as stack for four 64 bit register + * 38h - reserved ( 8 byte) reserved for 64 bit CRC (not implemented yet) + * space for header = 64 byte + * Data Section + * 40h - cyclic data + * -------------------------------------------------------------------------------- */ + + // initial values + #define LLFW_LOG_BE0_SIGNATURE 0x51 // signature for general firmware usage + #define LLFW_LOG_BE0_NAME_PREFIX 0x69626D2C // first 4 bytes of name: "ibm," + #define LLFW_LOG_BE0_NAME 0x435055306C6F6700 // remaining 8 bytes : "CPU0log\0" + #define LLFW_LOG_BE0_LENGTH 0x200 // Partition length in block of 16 bytes + #define LLFW_LOG_BE0_DATA_OFFSET 0x40 // offset in bytes between header and data + #define LLFW_LOG_BE0_FLAGS 0 // unused + + #define LLFW_LOG_BE1_SIGNATURE 0x51 // signature for general firmware usage + #define LLFW_LOG_BE1_NAME_PREFIX 0x69626D2C // first 4 bytes of name: "ibm," + #define LLFW_LOG_BE1_NAME 0x435055316C6F6700 // remaining 8 bytes : "CPU1log\0\0" + #define LLFW_LOG_BE1_LENGTH 0x80 // Partition length in block of 16 bytes + #define LLFW_LOG_BE1_DATA_OFFSET 0x40 // offset in bytes between header and data + #define LLFW_LOG_BE1_FLAGS 0x0 // unused + + // positions of the initial values + #define LLFW_LOG_POS_CHECKSUM 0x01 // 1 + #define LLFW_LOG_POS_LENGTH 0x02 // 2 + #define LLFW_LOG_POS_NAME 0x04 // 4 + #define LLFW_LOG_POS_DATA_OFFSET 0x10 // 16 + #define LLFW_LOG_POS_FLAGS 0x12 // 18 + #define LLFW_LOG_POS_POINTER 0x14 // 20 + + // NVRAM info + #define NVRAM_EMPTY_PATTERN 0x0000000000000000 // Pattern (64-bit) used to overwrite NVRAM + +#endif |