soc/intel/apollolake: Remove PEIM GFX from normal mode and S3 resume
Do not pass VBT table to fsp in normal mode and S3 resume so that PEIM GFX will not get initialized. Change-Id: Iab7be3cceb0f80ae0273940b36fdd9c41bdb121e Signed-off-by: Abhay Kumar <abhay.kumar@intel.com> Reviewed-on: https://review.coreboot.org/14575 Tested-by: build bot (Jenkins) Reviewed-by: Martin Roth <martinroth@google.com>
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@ -194,8 +194,7 @@ static void soc_init(void *data)
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struct global_nvs_t *gnvs;
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struct global_nvs_t *gnvs;
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/* Save VBT info and mapping */
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/* Save VBT info and mapping */
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if (locate_vbt(&vbt_rdev) != CB_ERR)
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vbt = vbt_get(&vbt_rdev);
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vbt = rdev_mmap_full(&vbt_rdev);
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/* Snapshot the current GPIO IRQ polarities. FSP is setting a
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/* Snapshot the current GPIO IRQ polarities. FSP is setting a
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* default policy that doesn't honor boards' requirements. */
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* default policy that doesn't honor boards' requirements. */
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@ -15,6 +15,8 @@
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#include <cbfs.h>
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#include <cbfs.h>
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#include <console/console.h>
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#include <console/console.h>
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#include <arch/acpi.h>
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#include <bootmode.h>
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#include "vbt.h"
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#include "vbt.h"
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@ -40,3 +42,21 @@ enum cb_err locate_vbt(struct region_device *rdev)
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return CB_SUCCESS;
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return CB_SUCCESS;
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}
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}
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void *vbt_get(struct region_device *rdev)
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{
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void *vbt_data;
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/* Normal mode and S3 resume path PEIM GFX init is not needed.
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* Passing NULL as VBT will not make PEIM GFX to execute. */
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if (acpi_is_wakeup_s3())
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return NULL;
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if (!display_init_required())
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return NULL;
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if (locate_vbt(rdev) != CB_ERR) {
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vbt_data = rdev_mmap_full(rdev);
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return vbt_data;
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} else {
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return NULL;
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}
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}
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@ -21,4 +21,9 @@
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/* locate .vbt file */
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/* locate .vbt file */
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enum cb_err locate_vbt(struct region_device *rdev);
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enum cb_err locate_vbt(struct region_device *rdev);
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/*
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* Returns VBT pointer and mapping after checking prerequisites for Pre OS
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* Graphics initialization
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*/
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void *vbt_get(struct region_device *rdev);
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#endif
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#endif
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