| 1 | /* |
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| 2 | * Copyright (C) 2007 Michael Brown <mbrown@fensystems.co.uk>. |
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| 3 | * |
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| 4 | * This program is free software; you can redistribute it and/or |
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| 5 | * modify it under the terms of the GNU General Public License as |
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| 6 | * published by the Free Software Foundation; either version 2 of the |
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| 7 | * License, or any later version. |
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| 8 | * |
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| 9 | * This program is distributed in the hope that it will be useful, but |
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| 10 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 12 | * General Public License for more details. |
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| 13 | * |
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| 14 | * You should have received a copy of the GNU General Public License |
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| 15 | * along with this program; if not, write to the Free Software |
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| 16 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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| 17 | */ |
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| 18 | |
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| 19 | FILE_LICENCE ( GPL2_OR_LATER ); |
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| 20 | |
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| 21 | #include <realmode.h> |
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| 22 | #include <gpxe/aoe.h> |
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| 23 | #include <gpxe/netdevice.h> |
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| 24 | #include <gpxe/abft.h> |
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| 25 | |
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| 26 | /** @file |
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| 27 | * |
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| 28 | * AoE Boot Firmware Table |
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| 29 | * |
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| 30 | */ |
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| 31 | |
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| 32 | #define abftab __use_data16 ( abftab ) |
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| 33 | /** The aBFT used by gPXE */ |
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| 34 | struct abft_table __data16 ( abftab ) __attribute__ (( aligned ( 16 ) )) = { |
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| 35 | /* ACPI header */ |
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| 36 | .acpi = { |
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| 37 | .signature = ABFT_SIG, |
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| 38 | .length = sizeof ( abftab ), |
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| 39 | .revision = 1, |
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| 40 | .oem_id = "FENSYS", |
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| 41 | .oem_table_id = "gPXE", |
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| 42 | }, |
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| 43 | }; |
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| 44 | |
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| 45 | /** |
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| 46 | * Fill in all variable portions of aBFT |
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| 47 | * |
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| 48 | * @v aoe AoE session |
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| 49 | */ |
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| 50 | void abft_fill_data ( struct aoe_session *aoe ) { |
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| 51 | |
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| 52 | /* Fill in boot parameters */ |
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| 53 | abftab.shelf = aoe->major; |
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| 54 | abftab.slot = aoe->minor; |
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| 55 | memcpy ( abftab.mac, aoe->netdev->ll_addr, sizeof ( abftab.mac ) ); |
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| 56 | |
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| 57 | /* Update checksum */ |
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| 58 | acpi_fix_checksum ( &abftab.acpi ); |
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| 59 | |
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| 60 | DBG ( "AoE boot firmware table:\n" ); |
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| 61 | DBG_HD ( &abftab, sizeof ( abftab ) ); |
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| 62 | } |
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