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coreboot-kgpe-d16/src/soc/amd/stoneyridge/smi.c

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soc: Add AMD Stoney Ridge southbridge code Copy the Hudson/Kern code from southbridge/amd/pi/hudson. This is the first of a series of patches to migrate Stoney Ridge support from cpu, northbridge, and southbridge to soc/ Changes: - add soc/amd/stoneyridge and soc/amd/common - remove all other Husdon versions - update include paths, etc - clean up Kconfig and Makefile - create chip.c to contain chip_ops Change-Id: Ib88a868e654ad127be70ecc506f6b90b784f8d1b Signed-off-by: Marc Jones <marcj303@gmail.com> Reviewed-on: https://review.coreboot.org/19722 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Martin Roth <martinroth@google.com>
2017-05-05 05:17:45 +02:00
/*
* Utilities for SMM setup
*
* Copyright (C) 2014 Alexandru Gagniuc <mr.nuke.me@gmail.com>
* Subject to the GNU GPL v2, or (at your option) any later version.
*/
#include <console/console.h>
#include <cpu/cpu.h>
amd/stoneyridge: Move pm/smi_read/write functions to util file Pull all pm_read and write, smi_read and write variants into a single file. Change-Id: I87d17361f923a60c95ab66e150445a6a0431b772 Signed-off-by: Marshall Dawson <marshalldawson3rd@gmail.com> Reviewed-on: https://review.coreboot.org/21759 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Aaron Durbin <adurbin@chromium.org> Reviewed-by: Martin Roth <martinroth@google.com> Reviewed-by: Marc Jones <marc@marcjonesconsulting.com>
2017-09-29 01:32:30 +02:00
#include <soc/southbridge.h>
soc: Add AMD Stoney Ridge southbridge code Copy the Hudson/Kern code from southbridge/amd/pi/hudson. This is the first of a series of patches to migrate Stoney Ridge support from cpu, northbridge, and southbridge to soc/ Changes: - add soc/amd/stoneyridge and soc/amd/common - remove all other Husdon versions - update include paths, etc - clean up Kconfig and Makefile - create chip.c to contain chip_ops Change-Id: Ib88a868e654ad127be70ecc506f6b90b784f8d1b Signed-off-by: Marc Jones <marcj303@gmail.com> Reviewed-on: https://review.coreboot.org/19722 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Martin Roth <martinroth@google.com>
2017-05-05 05:17:45 +02:00
#include <soc/smi.h>
void smm_setup_structures(void *gnvs, void *tcg, void *smi1)
{
printk(BIOS_DEBUG, "smm_setup_structures STUB!!!\n");
}
/** Set the EOS bit and enable SMI generation from southbridge */
stoneyridge: Rename hudson to southbridge Simplify funciton names and remove reference to hudson in stoneyridge. The southbridge in Stoney Ridge is Kern and hudson naming is no longer accurate. BUG=b:62200157 BRANCH=none TEST=Build and booted on Kahlee. Change-Id: Ide7a72dae69b881997101f1e37a1ac739901744d Signed-off-by: Marc Jones <marcj303@gmail.com> Reviewed-on: https://review.coreboot.org/20912 Reviewed-by: Aaron Durbin <adurbin@chromium.org> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2017-08-08 03:08:24 +02:00
void enable_smi_generation(void)
soc: Add AMD Stoney Ridge southbridge code Copy the Hudson/Kern code from southbridge/amd/pi/hudson. This is the first of a series of patches to migrate Stoney Ridge support from cpu, northbridge, and southbridge to soc/ Changes: - add soc/amd/stoneyridge and soc/amd/common - remove all other Husdon versions - update include paths, etc - clean up Kconfig and Makefile - create chip.c to contain chip_ops Change-Id: Ib88a868e654ad127be70ecc506f6b90b784f8d1b Signed-off-by: Marc Jones <marcj303@gmail.com> Reviewed-on: https://review.coreboot.org/19722 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Martin Roth <martinroth@google.com>
2017-05-05 05:17:45 +02:00
{
uint32_t reg = smi_read32(SMI_REG_SMITRIG0);
reg &= ~SMITRG0_SMIENB; /* Enable SMI generation */
reg |= SMITRG0_EOS; /* Set EOS bit */
smi_write32(SMI_REG_SMITRIG0, reg);
}
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