diff options
author | Patrick Rudolph <patrick.rudolph@9elements.com> | 2018-06-28 13:58:36 +0200 |
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committer | Patrick Rudolph <siro@das-labor.org> | 2018-07-27 16:19:28 +0000 |
commit | 853bb4dc11f999d3f5637769da588fbd9446aba8 (patch) | |
tree | d068162e2ddc873fad576ac8c2080bec4a9e2401 /src/southbridge/intel/common/pmbase.h | |
parent | 7d7c631066591e900cfbf96e2485fcfc514b02bd (diff) | |
download | coreboot-853bb4dc11f999d3f5637769da588fbd9446aba8.tar.xz |
sb/intel/common: Add functions to manipulate PMBASE
Add common functions to manipulate PMBASE IO window.
TODO:
* Use the new functions to manipulate register in PMBASE.
* Get rid of duplicated get_pmbase()
Change-Id: I3b454434ade560fb056b1fc0afe9541df93e14dd
Signed-off-by: Patrick Rudolph <siro@das-labor.org>
Reviewed-on: https://review.coreboot.org/27278
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/southbridge/intel/common/pmbase.h')
-rw-r--r-- | src/southbridge/intel/common/pmbase.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/src/southbridge/intel/common/pmbase.h b/src/southbridge/intel/common/pmbase.h new file mode 100644 index 0000000000..fdef8887b1 --- /dev/null +++ b/src/southbridge/intel/common/pmbase.h @@ -0,0 +1,26 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2018 Patrick Rudolph <patrick.rudolph@9elements.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; version 2 of the License. + * + * 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 <stdint.h> + +u16 lpc_get_pmbase(void); + +void write_pmbase32(const u8 addr, const u32 val); +void write_pmbase16(const u8 addr, const u16 val); +void write_pmbase8(const u8 addr, const u8 val); + +u32 read_pmbase32(const u8 addr); +u16 read_pmbase16(const u8 addr); +u8 read_pmbase8(const u8 addr); |