a73b93157f
It encourages users from writing to the FSF without giving an address. Linux also prefers to drop that and their checkpatch.pl (that we imported) looks out for that. This is the result of util/scripts/no-fsf-addresses.sh with no further editing. Change-Id: Ie96faea295fe001911d77dbc51e9a6789558fbd6 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Reviewed-on: http://review.coreboot.org/11888 Tested-by: build bot (Jenkins) Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com> Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
92 lines
2.7 KiB
C
92 lines
2.7 KiB
C
/*
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* This file is part of the coreboot project.
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*
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* Copyright (C) 2007-2009 coresystems GmbH
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* Copyright (C) 2012 Chromium OS Authors
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <arch/acpi.h>
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#include <arch/acpigen.h>
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#include <cbmem.h>
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#include <types.h>
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#include <string.h>
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#include "pch.h"
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#include "nvs.h"
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void acpi_create_intel_hpet(acpi_hpet_t * hpet)
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{
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acpi_header_t *header = &(hpet->header);
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acpi_addr_t *addr = &(hpet->addr);
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memset((void *) hpet, 0, sizeof(acpi_hpet_t));
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/* fill out header fields */
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memcpy(header->signature, "HPET", 4);
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memcpy(header->oem_id, OEM_ID, 6);
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memcpy(header->oem_table_id, ACPI_TABLE_CREATOR, 8);
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memcpy(header->asl_compiler_id, ASLC, 4);
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header->length = sizeof(acpi_hpet_t);
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header->revision = 1;
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/* fill out HPET address */
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addr->space_id = 0; /* Memory */
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addr->bit_width = 64;
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addr->bit_offset = 0;
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addr->addrl = (unsigned long long)HPET_ADDR & 0xffffffff;
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addr->addrh = (unsigned long long)HPET_ADDR >> 32;
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hpet->id = 0x8086a201; /* Intel */
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hpet->number = 0x00;
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hpet->min_tick = 0x0080;
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header->checksum =
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acpi_checksum((void *) hpet, sizeof(acpi_hpet_t));
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}
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static void acpi_create_serialio_ssdt_entry(int id, global_nvs_t *gnvs)
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{
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char sio_name[5] = {};
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snprintf(sio_name, sizeof (sio_name), "S%1uEN", id);
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acpigen_write_name_byte(sio_name, gnvs->s0b[id] ? 1 : 0);
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}
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void acpi_create_serialio_ssdt(acpi_header_t *ssdt)
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{
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unsigned long current = (unsigned long)ssdt + sizeof(acpi_header_t);
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global_nvs_t *gnvs = cbmem_find(CBMEM_ID_ACPI_GNVS);
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int id;
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if (!gnvs)
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return;
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/* Fill the SSDT header */
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memset((void *)ssdt, 0, sizeof(acpi_header_t));
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memcpy(&ssdt->signature, "SSDT", 4);
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ssdt->revision = 2;
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memcpy(&ssdt->oem_id, OEM_ID, 6);
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memcpy(&ssdt->oem_table_id, "SERIALIO", 8);
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ssdt->oem_revision = 43;
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memcpy(&ssdt->asl_compiler_id, ASLC, 4);
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ssdt->asl_compiler_revision = 42;
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ssdt->length = sizeof(acpi_header_t);
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acpigen_set_current((char *) current);
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/* Fill the SSDT with an entry for each SerialIO device */
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for (id = 0; id < 8; id++)
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acpi_create_serialio_ssdt_entry(id, gnvs);
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/* (Re)calculate length and checksum. */
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current = (unsigned long)acpigen_get_current();
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ssdt->length = current - (unsigned long)ssdt;
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ssdt->checksum = acpi_checksum((void *)ssdt, ssdt->length);
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}
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