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Endian conversion: move to platform.h and platform/endian*.c

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Starting to move the platform dependent code to platform/ and provide
the abstraction through the platform.h header.

Change-Id: I35640282d451960f2a329ae24339ec05dbae6d30
Signed-off-by: Thomas Heijligen <thomas.heijligen@secunet.com>
Reviewed-on: https://review.coreboot.org/c/flashrom/+/62899
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
This commit is contained in:
Thomas Heijligen
2022-03-17 13:41:17 +01:00
committed by Nico Huber
parent 6272c71fbb
commit b1db7e4367
6 changed files with 12 additions and 11 deletions
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42
platform/endian_big.c Normal file
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@ -0,0 +1,42 @@
/*
* This file is part of the flashrom project.
*
* Copyright (C) 2022 secunet Security Networks AG
* (written by Thomas Heijligen <thomas.heijligen@secunet.com)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include "../platform.h"
/* convert cpu native endian to little endian */
___return_swapped(cpu_to_le, 8)
___return_swapped(cpu_to_le, 16)
___return_swapped(cpu_to_le, 32)
___return_swapped(cpu_to_le, 64)
/* convert cpu native endian to big endian */
___return_same(cpu_to_be, 8)
___return_same(cpu_to_be, 16)
___return_same(cpu_to_be, 32)
___return_same(cpu_to_be, 64)
/* convert little endian to cpu native endian */
___return_swapped(le_to_cpu, 8)
___return_swapped(le_to_cpu, 16)
___return_swapped(le_to_cpu, 32)
___return_swapped(le_to_cpu, 64)
/* convert big endian to cpu native endian */
___return_same(be_to_cpu, 8)
___return_same(be_to_cpu, 16)
___return_same(be_to_cpu, 32)
___return_same(be_to_cpu, 64)

42
platform/endian_little.c Normal file
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/*
* This file is part of the flashrom project.
*
* Copyright (C) 2022 secunet Security Networks AG
* (written by Thomas Heijligen <thomas.heijligen@secunet.com)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include "../platform.h"
/* convert cpu native endian to little endian */
___return_same(cpu_to_le, 8)
___return_same(cpu_to_le, 16)
___return_same(cpu_to_le, 32)
___return_same(cpu_to_le, 64)
/* convert cpu native endian to big endian */
___return_swapped(cpu_to_be, 8)
___return_swapped(cpu_to_be, 16)
___return_swapped(cpu_to_be, 32)
___return_swapped(cpu_to_be, 64)
/* convert little endian to cpu native endian */
___return_same(le_to_cpu, 8)
___return_same(le_to_cpu, 16)
___return_same(le_to_cpu, 32)
___return_same(le_to_cpu, 64)
/* convert big endian to cpu native endian */
___return_swapped(be_to_cpu, 8)
___return_swapped(be_to_cpu, 16)
___return_swapped(be_to_cpu, 32)
___return_swapped(be_to_cpu, 64)