/*
- * coreboot ACPI Support - headers and defines.
- *
- * written by Stefan Reinauer <stepan@coresystems.de>
+ * This file is part of the coreboot project.
+ *
* Copyright (C) 2004 SUSE LINUX AG
+ * Copyright (C) 2004 Nick Barker
* Copyright (C) 2008-2009 coresystems GmbH
+ * (Written by Stefan Reinauer <stepan@coresystems.de>)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
*
- * The ACPI table structs are based on the Linux kernel sources.
- * ACPI FADT & FACS added by Nick Barker <nick.barker9@btinternet.com>
- * those parts (C) 2004 Nick Barker
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
+/*
+ * coreboot ACPI Support - headers and defines.
+ */
#ifndef __ASM_ACPI_H
#define __ASM_ACPI_H
-#if CONFIG_HAVE_ACPI_TABLES==1
+#if CONFIG_GENERATE_ACPI_TABLES==1
#include <stdint.h>
-
-#define RSDP_SIG "RSD PTR " /* RSDT Pointer signature */
-#define RSDP_NAME "RSDP"
-
-#define RSDT_NAME "RSDT"
-#define HPET_NAME "HPET"
-#define MADT_NAME "APIC"
-#define MCFG_NAME "MCFG"
-#define SRAT_NAME "SRAT"
-#define SLIT_NAME "SLIT"
-#define SSDT_NAME "SSDT"
-#define FACS_NAME "FACS"
-#define FADT_NAME "FACP"
-#define XSDT_NAME "XSDT"
-
-// Misnomer, the NAME above is the 4 byte signature, this (TABLE) is the
-// OEM_TABLE_ID.
-//
-#define ACPI_TABLE_CREATOR "COREBOOT"
-#define RSDT_TABLE ACPI_TABLE_CREATOR
-#define HPET_TABLE ACPI_TABLE_CREATOR
-#define MCFG_TABLE ACPI_TABLE_CREATOR
-#define MADT_TABLE ACPI_TABLE_CREATOR
-#define SRAT_TABLE ACPI_TABLE_CREATOR
-#define SLIT_TABLE ACPI_TABLE_CREATOR
-#define XSDT_TABLE ACPI_TABLE_CREATOR
-#define OEM_ID "CORE "
-#define ASLC "CORE"
+#define RSDP_SIG "RSD PTR " /* RSDT Pointer signature */
+#define ACPI_TABLE_CREATOR "COREBOOT"
+#define OEM_ID "CORE "
+#define ASLC "CORE"
/* ACPI 3.0 table RSDP */
char signature[8]; /* RSDP signature "RSD PTR" */
u8 checksum; /* checksum of the first 20 bytes */
char oem_id[6]; /* OEM ID, "LXBIOS" */
- u8 revision; /* 0 for APCI 1.0, 2 for ACPI 2.0/3.0 */
+ u8 revision; /* 0 for ACPI 1.0, 2 for ACPI 2.0/3.0 */
u32 rsdt_address; /* physical address of RSDT */
u32 length; /* total length of RSDP (including extended part) */
u64 xsdt_address; /* physical address of XSDT */
u32 addrh;
} __attribute__ ((packed)) acpi_addr_t;
+#define ACPI_ADDRESS_SPACE_MEMORY 0
+#define ACPI_ADDRESS_SPACE_IO 1
+#define ACPI_ADDRESS_SPACE_PCI 2
+#define ACPI_ADDRESS_SPACE_FIXED 0x7f
+
+
/* Generic ACPI Header, provided by (almost) all tables */
typedef struct acpi_table_header /* ACPI common table header */
u32 asl_compiler_revision; /* ASL compiler revision number */
} __attribute__ ((packed)) acpi_header_t;
-/* FIXME: This is very fragile:
- * MCONFIG, HPET, FADT, SRAT, SLIT, MADT(APIC), SSDT, SSDTX, and SSDT for CPU
- * pstate
- */
-
-#define MAX_ACPI_TABLES (7 + CONFIG_ACPI_SSDTX_NUM + CONFIG_MAX_CPUS)
+/* A maximum number of 32 ACPI tables ought to be enough for now */
+#define MAX_ACPI_TABLES 32
/* RSDT */
typedef struct acpi_rsdt {
LocalApic = 0,
IOApic = 1,
IRQSourceOverride = 2,
- NMI = 3,
+ NMIType = 3,
LocalApicNMI = 4,
LApicAddressOverride = 5,
IOSApic = 6,
//
#define ACPI_FACS_S4BIOS_F (1 << 0)
-/* These are implemented by the target port */
+typedef struct acpi_ecdt {
+ struct acpi_table_header header;
+ struct acpi_gen_regaddr ec_control;
+ struct acpi_gen_regaddr ec_data;
+ u32 uid;
+ u8 gpe_bit;
+ u8 ec_id[];
+} __attribute__ ((packed)) acpi_ecdt_t;
+
+
+/* These are implemented by the target port or north/southbridge*/
unsigned long write_acpi_tables(unsigned long addr);
unsigned long acpi_fill_madt(unsigned long current);
unsigned long acpi_fill_mcfg(unsigned long current);
unsigned long acpi_fill_srat(unsigned long current);
unsigned long acpi_fill_slit(unsigned long current);
-unsigned long acpi_fill_ssdt_generator(unsigned long current, char *oem_table_id);
-void acpi_create_ssdt_generator(acpi_header_t *ssdt, char *oem_table_id);
-void acpi_create_fadt(acpi_fadt_t *fadt,acpi_facs_t *facs,void *dsdt);
+unsigned long acpi_fill_ssdt_generator(unsigned long current, const char *oem_table_id);
+void acpi_create_ssdt_generator(acpi_header_t *ssdt, const char *oem_table_id);
+void acpi_create_fadt(acpi_fadt_t *fadt,acpi_facs_t *facs, void *dsdt);
+
+void update_ssdt(void* ssdt);
+void update_ssdtx(void* ssdtx, int i);
/* These can be used by the target port */
u8 acpi_checksum(u8 *table, u32 length);
void acpi_create_facs(acpi_facs_t *facs);
+#if CONFIG_HAVE_ACPI_SLIC
+unsigned long acpi_create_slic(unsigned long current);
+#endif
+
void acpi_write_rsdt(acpi_rsdt_t *rsdt);
void acpi_write_xsdt(acpi_xsdt_t *xsdt);
void acpi_write_rsdp(acpi_rsdp_t *rsdp, acpi_rsdt_t *rsdt, acpi_xsdt_t *xsdt);
void suspend_resume(void);
void *acpi_find_wakeup_vector(void);
void *acpi_get_wakeup_rsdp(void);
-void acpi_jmp_to_realm_wakeup(u32 linear_addr);
void acpi_jump_to_wakeup(void *wakeup_addr);
int acpi_get_sleep_type(void);
#endif
-unsigned long acpi_add_ssdt_pstates(acpi_rsdt_t *rsdt, unsigned long current);
+/* northbridge/amd/amdfam10/amdfam10_acpi.c */
+unsigned long acpi_add_ssdt_pstates(acpi_rsdp_t *rsdp, unsigned long current);
+/* cpu/intel/speedstep/acpi.c */
+void generate_cpu_entries(void);
#define ACPI_WRITE_MADT_IOAPIC(dev,id) \
do { \
gsi_base+=4; \
} while(0);
-#define IO_APIC_ADDR 0xfec00000UL
-
-#else // CONFIG_HAVE_ACPI_TABLES
+#else // CONFIG_GENERATE_ACPI_TABLES
#define write_acpi_tables(start) (start)
projects / coreboot.git / blobdiff