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| author | Thomas Heijligen <thomas.heijligen@secunet.com> | 2022-03-17 13:41:17 +0100 |
|---|---|---|
| committer | Nico Huber <nico.h@gmx.de> | 2022-04-12 09:55:57 +0000 |
| commit | b1db7e4367e3e34140ee12447d7692019d33007a (patch) | |
| tree | c8a4746d79a4c19841119bccf4c21d93e329e79e /platform | |
| parent | 6272c71fbbfb26ebde9954708f74f875c083f822 (diff) | |
| download | flashrom-b1db7e4367e3e34140ee12447d7692019d33007a.tar.gz flashrom-b1db7e4367e3e34140ee12447d7692019d33007a.tar.bz2 flashrom-b1db7e4367e3e34140ee12447d7692019d33007a.zip | |
Endian conversion: move to platform.h and platform/endian*.c
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>
Diffstat (limited to 'platform')
| -rw-r--r-- | platform/endian_big.c | 42 | ||||
| -rw-r--r-- | platform/endian_little.c | 42 |
2 files changed, 84 insertions, 0 deletions
diff --git a/platform/endian_big.c b/platform/endian_big.c new file mode 100644 index 00000000..5d65500d --- /dev/null +++ b/platform/endian_big.c @@ -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) diff --git a/platform/endian_little.c b/platform/endian_little.c new file mode 100644 index 00000000..b7c00681 --- /dev/null +++ b/platform/endian_little.c @@ -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_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) |