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author | Subrata Banik <subrata.banik@intel.com> | 2018-05-17 18:28:26 +0530 |
---|---|---|
committer | Patrick Georgi <pgeorgi@google.com> | 2020-02-25 10:13:08 +0000 |
commit | 7e8998466f6b0cfa410af94da41b18859d6379f2 (patch) | |
tree | 478fe2a24993025500df34f88b3a38811e27fe42 /src/soc/intel/tigerlake | |
parent | 00b7533629b4b227b182d0edca5ee7275054a03b (diff) | |
download | coreboot-7e8998466f6b0cfa410af94da41b18859d6379f2.tar.xz |
soc/intel/common/block: Move cse common functions into block/cse
This patch cleans soc/intel/{cnl, icl, tgl} by moving common
soc code into common/block/cse.
Supported SoC can select existing HECI_DISABLE_USING_SMM option to
select common cse code block to make heci function disable using
sideband interface during SMM mode at preboot envionment.
BUG=b:78109109
TEST=Able to make HECI disable in SMM mode successfully without any hang
or errors in CNL, ICL and TGL platform.
Change-Id: I22a4cc05d3967c7653d2abe2c829b4876516d179
Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Signed-off-by: Maulik V Vaghela <maulik.v.vaghela@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/26133
Reviewed-by: V Sowmya <v.sowmya@intel.com>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/soc/intel/tigerlake')
-rw-r--r-- | src/soc/intel/tigerlake/smihandler.c | 40 |
1 files changed, 1 insertions, 39 deletions
diff --git a/src/soc/intel/tigerlake/smihandler.c b/src/soc/intel/tigerlake/smihandler.c index 68954eb999..0e8d345bac 100644 --- a/src/soc/intel/tigerlake/smihandler.c +++ b/src/soc/intel/tigerlake/smihandler.c @@ -16,49 +16,11 @@ #include <console/console.h> #include <device/pci_def.h> #include <intelblocks/cse.h> -#include <intelblocks/p2sb.h> -#include <intelblocks/pcr.h> #include <intelblocks/smihandler.h> #include <soc/soc_chip.h> #include <soc/pci_devs.h> -#include <soc/pcr_ids.h> #include <soc/pm.h> -#define CSME0_FBE 0xf -#define CSME0_BAR 0x0 -#define CSME0_FID 0xb0 - -static void pch_disable_heci(void) -{ - struct pcr_sbi_msg msg = { - .pid = PID_CSME0, - .offset = 0, - .opcode = PCR_WRITE, - .is_posted = false, - .fast_byte_enable = CSME0_FBE, - .bar = CSME0_BAR, - .fid = CSME0_FID - }; - /* Bit 0: Set to make HECI#1 Function disable */ - uint32_t data32 = 1; - uint8_t response; - int status; - - /* unhide p2sb device */ - p2sb_unhide(); - - /* Send SBI command to make HECI#1 function disable */ - status = pcr_execute_sideband_msg(&msg, &data32, &response); - if (status && response) - printk(BIOS_ERR, "Fail to make CSME function disable\n"); - - /* Ensure to Lock SBI interface after this command */ - p2sb_disable_sideband_access(); - - /* hide p2sb device */ - p2sb_hide(); -} - /* * Specific SOC SMI handler during ramstage finalize phase * @@ -73,7 +35,7 @@ void smihandler_soc_at_finalize(void) config = config_of_soc(); if (!config->HeciEnabled && CONFIG(HECI_DISABLE_USING_SMM)) - pch_disable_heci(); + heci_disable(); } const smi_handler_t southbridge_smi[SMI_STS_BITS] = { |