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fecc50b051
Use acpi_update_checksum() to update table header. Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com> Reviewed-by: Ilias Apalodimas <ilias.apalodimas@linaro.org> Reviewed-by: Matthias Brugger <mbrugger@suse.com>
128 lines
3.5 KiB
C
128 lines
3.5 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* (C) Copyright 2024 9elements GmbH
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*/
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#include <string.h>
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#include <tables_csum.h>
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#include <acpi/acpi_table.h>
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#include <asm/acpi_table.h>
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#include <asm/armv8/sec_firmware.h>
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#include <asm/arch/acpi/bcm2711.h>
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#include <dm/uclass.h>
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void acpi_fill_fadt(struct acpi_fadt *fadt)
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{
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fadt->flags = ACPI_FADT_HW_REDUCED_ACPI | ACPI_FADT_LOW_PWR_IDLE_S0;
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if (CONFIG_IS_ENABLED(SEC_FIRMWARE_ARMV8_PSCI) &&
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sec_firmware_support_psci_version() != PSCI_INVALID_VER)
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fadt->arm_boot_arch = ACPI_ARM_PSCI_COMPLIANT;
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}
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#define L3_ATTRIBUTES (ACPI_PPTT_READ_ALLOC | ACPI_PPTT_WRITE_ALLOC | \
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(ACPI_PPTT_CACHE_TYPE_UNIFIED << \
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ACPI_PPTT_CACHE_TYPE_SHIFT))
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#define L3_SIZE 0x100000
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#define L3_SETS 0x400
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#define L3_WAYS 0x10
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#define L1D_ATTRIBUTES (ACPI_PPTT_READ_ALLOC | ACPI_PPTT_WRITE_ALLOC | \
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(ACPI_PPTT_CACHE_TYPE_DATA << \
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ACPI_PPTT_CACHE_TYPE_SHIFT))
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#define L1D_SIZE 0x8000
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#define L1D_SETS 0x100
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#define L1D_WAYS 2
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#define L1I_ATTRIBUTES (ACPI_PPTT_READ_ALLOC | \
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(ACPI_PPTT_CACHE_TYPE_INSTR << \
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ACPI_PPTT_CACHE_TYPE_SHIFT))
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#define L1I_SIZE 0xc000
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#define L1I_SETS 0x100
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#define L1I_WAYS 3
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static int acpi_write_pptt(struct acpi_ctx *ctx, const struct acpi_writer *entry)
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{
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struct acpi_table_header *header;
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int cluster_offset, l3_offset;
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u32 offsets[2];
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header = ctx->current;
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ctx->tab_start = ctx->current;
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memset(header, '\0', sizeof(struct acpi_table_header));
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acpi_fill_header(header, "PPTT");
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header->revision = acpi_get_table_revision(ACPITAB_PPTT);
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acpi_inc(ctx, sizeof(*header));
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l3_offset = acpi_pptt_add_cache(ctx, ACPI_PPTT_ALL_VALID, 0, L3_SIZE,
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L3_SETS, L3_WAYS, L3_ATTRIBUTES, 64);
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cluster_offset = acpi_pptt_add_proc(ctx, ACPI_PPTT_PHYSICAL_PACKAGE |
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ACPI_PPTT_CHILDREN_IDENTICAL,
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0, 0, 1, &l3_offset);
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offsets[0] = acpi_pptt_add_cache(ctx, ACPI_PPTT_ALL_VALID, 0, L1D_SIZE,
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L1D_SETS, L1D_WAYS, L1D_ATTRIBUTES, 64);
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offsets[1] = acpi_pptt_add_cache(ctx, ACPI_PPTT_ALL_BUT_WRITE_POL, 0,
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L1I_SIZE, L1I_SETS, L1I_WAYS,
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L1I_ATTRIBUTES, 64);
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for (int i = 0; i < uclass_id_count(UCLASS_CPU); i++) {
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acpi_pptt_add_proc(ctx, ACPI_PPTT_CHILDREN_IDENTICAL |
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ACPI_PPTT_NODE_IS_LEAF |
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ACPI_PPTT_PROC_ID_VALID,
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cluster_offset, i, 2, offsets);
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}
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header->length = ctx->current - ctx->tab_start;
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acpi_update_checksum(header);
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acpi_inc(ctx, header->length);
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acpi_add_table(ctx, header);
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return 0;
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};
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ACPI_WRITER(5pptt, "PPTT", acpi_write_pptt, 0);
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static int rpi_write_gtdt(struct acpi_ctx *ctx, const struct acpi_writer *entry)
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{
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struct acpi_table_header *header;
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struct acpi_gtdt *gtdt;
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gtdt = ctx->current;
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header = >dt->header;
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memset(gtdt, '\0', sizeof(struct acpi_gtdt));
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acpi_fill_header(header, "GTDT");
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header->length = sizeof(struct acpi_gtdt);
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header->revision = acpi_get_table_revision(ACPITAB_GTDT);
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gtdt->cnt_ctrl_base = BCM2711_ARM_LOCAL_BASE_ADDRESS + 0x1c;
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gtdt->sec_el1_gsiv = 29;
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gtdt->sec_el1_flags = GTDT_FLAG_INT_ACTIVE_LOW;
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gtdt->el1_gsiv = 30;
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gtdt->el1_flags = GTDT_FLAG_INT_ACTIVE_LOW;
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gtdt->virt_el1_gsiv = 27;
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gtdt->virt_el1_flags = GTDT_FLAG_INT_ACTIVE_LOW;
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gtdt->el2_gsiv = 26;
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gtdt->el2_flags = GTDT_FLAG_INT_ACTIVE_LOW;
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gtdt->cnt_read_base = 0xffffffffffffffff;
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acpi_update_checksum(header);
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acpi_add_table(ctx, gtdt);
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acpi_inc(ctx, sizeof(struct acpi_gtdt));
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return 0;
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};
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ACPI_WRITER(5gtdt, "GTDT", rpi_write_gtdt, 0);
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