Code in SMM segment using cmos_post_code will give compiler error since cmos_post_code function is not getting compiled during SMM stage. Also as per patch discussion, CMOS uses a split IO transaction and it's not really safe to call cmos_post_code from SMM context. Thus we'll hide the call for SMM context. Change-Id: Iffdcccaad48e7ad96e068d07046630fbe4297e65 Signed-off-by: Maulik V Vaghela <maulik.v.vaghela@intel.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/38370 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
27 lines
742 B
C
27 lines
742 B
C
/*
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* This file is part of the coreboot project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; version 2 of
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* the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <stdint.h>
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#include <console/console.h>
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#include <arch/io.h>
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void arch_post_code(uint8_t value)
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{
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if (CONFIG(POST_IO))
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outb(value, CONFIG_POST_IO_PORT);
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if (CONFIG(CMOS_POST) && !ENV_SMM)
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cmos_post_code(value);
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}
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