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90469da3da
Universal Payload provides a standard way of handing off control between two firmware phases. Add support for reading the handoff information into a structure. Signed-off-by: Simon Glass <sjg@chromium.org>
61 lines
1.5 KiB
C
61 lines
1.5 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* UPL handoff command functions
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*
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* Copyright 2024 Google LLC
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* Written by Simon Glass <sjg@chromium.org>
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*/
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#define LOG_CATEGORY UCLASS_BOOTSTD
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#include <string.h>
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#include <upl.h>
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/* Names of bootmodes */
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const char *const bootmode_names[UPLBM_COUNT] = {
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[UPLBM_FULL] = "full",
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[UPLBM_MINIMAL] = "minimal",
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[UPLBM_FAST] = "fast",
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[UPLBM_DIAG] = "diag",
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[UPLBM_DEFAULT] = "default",
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[UPLBM_S2] = "s2",
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[UPLBM_S3] = "s3",
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[UPLBM_S4] = "s4",
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[UPLBM_S5] = "s5",
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[UPLBM_FACTORY] = "factory",
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[UPLBM_FLASH] = "flash",
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[UPLBM_RECOVERY] = "recovery",
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};
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/* Names of memory usages */
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const char *const usage_names[UPLUS_COUNT] = {
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[UPLUS_ACPI_RECLAIM] = "acpi-reclaim",
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[UPLUS_ACPI_NVS] = "acpi-nvs",
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[UPLUS_BOOT_CODE] = "boot-code",
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[UPLUS_BOOT_DATA] = "boot-data",
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[UPLUS_RUNTIME_CODE] = "runtime-code",
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[UPLUS_RUNTIME_DATA] = "runtime-data",
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};
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/* Names of access types */
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const char *const access_types[UPLUS_COUNT] = {
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[UPLAT_MMIO] = "mmio",
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[UPLAT_IO] = "io",
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};
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/* Names of graphics formats */
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const char *const graphics_formats[UPLUS_COUNT] = {
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[UPLGF_ARGB32] = "a8r8g8b8",
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[UPLGF_ABGR32] = "a8b8g8r8",
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[UPLGF_ABGR64] = "a16b16g16r16",
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};
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void upl_init(struct upl *upl)
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{
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memset(upl, '\0', sizeof(struct upl));
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alist_init_struct(&upl->image, struct upl_image);
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alist_init_struct(&upl->mem, struct upl_mem);
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alist_init_struct(&upl->memmap, struct upl_memmap);
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alist_init_struct(&upl->memres, struct upl_memres);
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}
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