/*
- * Initial LinuxBIOS ACPI Support - headers and defines.
- *
- * written by Stefan Reinauer <stepan@openbios.org>
- * (C) 2004 SUSE LINUX AG
+ * This file is part of the coreboot project.
*
- * 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
- *
- * ACPI SRAT support added in 2005.9 by yhlu
- * Copyright 2005 ADVANCED MICRO DEVICES, INC. All Rights Reserved.
+ * 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.
+ *
+ * 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 HAVE_ACPI_TABLES==1
-
-typedef unsigned char u8;
-typedef unsigned short u16;
-typedef unsigned int u32;
-typedef unsigned long long u64;
+#if CONFIG_GENERATE_ACPI_TABLES==1
-#define RSDP_SIG "RSD PTR " /* RSDT Pointer signature */
-#define RSDP_NAME "RSDP"
+#include <stdint.h>
-#define RSDT_NAME "RSDT"
-#define HPET_NAME "HPET"
-#define MADT_NAME "APIC"
-#define SRAT_NAME "SRAT"
+#define RSDP_SIG "RSD PTR " /* RSDT Pointer signature */
+#define ACPI_TABLE_CREATOR "COREBOOT"
+#define OEM_ID "CORE "
+#define ASLC "CORE"
-#define RSDT_TABLE "RSDT "
-#define HPET_TABLE "AMD64 "
-#define MADT_TABLE "MADT "
-#define SRAT_TABLE "SRAT "
-
-#define OEM_ID "LXBIOS"
-#define ASLC "NONE"
-
-/* ACPI 2.0 table RSDP */
+/* ACPI 3.0 table RSDP */
typedef struct acpi_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 */
+ 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 (incl. extended part) */
+ u32 length; /* total length of RSDP (including extended part) */
u64 xsdt_address; /* physical address of XSDT */
u8 ext_checksum; /* chechsum of whole table */
u8 reserved[3];
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;
+/* A maximum number of 32 ACPI tables ought to be enough for now */
+#define MAX_ACPI_TABLES 32
+
/* RSDT */
typedef struct acpi_rsdt {
struct acpi_table_header header;
- u32 entry[5+ACPI_SSDTX_NUM]; /* HPET, FADT, SRAT, MADT(APIC), SSDT, SSDTX */
+ u32 entry[MAX_ACPI_TABLES];
} __attribute__ ((packed)) acpi_rsdt_t;
/* XSDT */
typedef struct acpi_xsdt {
struct acpi_table_header header;
- u64 entry[5+ACPI_SSDTX_NUM];
+ u64 entry[MAX_ACPI_TABLES];
} __attribute__ ((packed)) acpi_xsdt_t;
-
/* HPET TIMERS */
typedef struct acpi_hpet {
struct acpi_table_header header;
u8 attributes;
} __attribute__ ((packed)) acpi_hpet_t;
+/* MCFG */
+typedef struct acpi_mcfg {
+ struct acpi_table_header header;
+ u8 reserved[8];
+} __attribute__ ((packed)) acpi_mcfg_t;
+
+typedef struct acpi_mcfg_mmconfig {
+ u32 base_address;
+ u32 base_reserved;
+ u16 pci_segment_group_number;
+ u8 start_bus_number;
+ u8 end_bus_number;
+ u8 reserved[4];
+} __attribute__ ((packed)) acpi_mcfg_mmconfig_t;
+
+
/* SRAT */
typedef struct acpi_srat {
struct acpi_table_header header;
u32 resv2[2];
} __attribute__ ((packed)) acpi_srat_mem_t;
+/* SLIT */
+typedef struct acpi_slit {
+ struct acpi_table_header header;
+ /* followed by static resource allocation 8+byte[num*num]*/
+} __attribute__ ((packed)) acpi_slit_t;
/* MADT */
LocalApic = 0,
IOApic = 1,
IRQSourceOverride = 2,
- NMI = 3,
+ NMIType = 3,
LocalApicNMI = 4,
LApicAddressOverride = 5,
IOSApic = 6,
struct acpi_table_header header;
u32 firmware_ctrl;
u32 dsdt;
- u8 res1;
+ u8 model;
u8 preferred_pm_profile;
u16 sci_int;
u32 smi_cmd;
struct acpi_gen_regaddr x_gpe1_blk;
} __attribute__ ((packed)) acpi_fadt_t;
+//
+// FADT Feature Flags
+//
+#define ACPI_FADT_WBINVD (1 << 0)
+#define ACPI_FADT_WBINVD_FLUSH (1 << 1)
+#define ACPI_FADT_C1_SUPPORTED (1 << 2)
+#define ACPI_FADT_C2_MP_SUPPORTED (1 << 3)
+#define ACPI_FADT_POWER_BUTTON (1 << 4)
+#define ACPI_FADT_SLEEP_BUTTON (1 << 5)
+#define ACPI_FADT_FIXED_RTC (1 << 6)
+#define ACPI_FADT_S4_RTC_WAKE (1 << 7)
+#define ACPI_FADT_32BIT_TIMER (1 << 8)
+#define ACPI_FADT_DOCKING_SUPPORTED (1 << 9)
+#define ACPI_FADT_RESET_REGISTER (1 << 10)
+#define ACPI_FADT_SEALED_CASE (1 << 11)
+#define ACPI_FADT_HEADLESS (1 << 12)
+#define ACPI_FADT_SLEEP_TYPE (1 << 13)
+#define ACPI_FADT_PCI_EXPRESS_WAKE (1 << 14)
+#define ACPI_FADT_PLATFORM_CLOCK (1 << 15)
+#define ACPI_FADT_S4_RTC_VALID (1 << 16)
+#define ACPI_FADT_REMOTE_POWER_ON (1 << 17)
+#define ACPI_FADT_APIC_CLUSTER (1 << 18)
+#define ACPI_FADT_APIC_PHYSICAL (1 << 19)
+
+//
+// FADT Boot Architecture Flags
+//
+#define ACPI_FADT_LEGACY_DEVICES (1 << 0)
+#define ACPI_FADT_8042 (1 << 1)
+#define ACPI_FADT_VGA_NOT_PRESENT (1 << 2)
+#define ACPI_FADT_MSI_NOT_SUPPORTED (1 << 3)
+#define ACPI_FADT_NO_PCIE_ASPM_CONTROL (1 << 4)
+
+//
+// FADT Preferred Power Management Profile
+//
+enum acpi_preferred_pm_profiles {
+ PM_UNSPECIFIED = 0,
+ PM_DESKTOP = 1,
+ PM_MOBILE = 2,
+ PM_WORKSTATION = 3,
+ PM_ENTERPRISE_SERVER = 4,
+ PM_SOHO_SERVER = 5,
+ PM_APPLIANCE_PC = 6,
+ PM_PERFORMANCE_SERVER = 7
+};
+
/* FACS */
typedef struct acpi_facs {
char signature[4];
u32 x_firmware_waking_vector_l;
u32 x_firmware_waking_vector_h;
u8 version;
- u8 resv[33];
+ u8 resv[31];
} __attribute__ ((packed)) acpi_facs_t;
-/* These are implemented by the target port */
+//
+// FACS Flags
+//
+#define ACPI_FACS_S4BIOS_F (1 << 0)
+
+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_srat(unsigned long current);
-void acpi_create_fadt(acpi_fadt_t *fadt,acpi_facs_t *facs,void *dsdt);
+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, 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_add_table(acpi_rsdt_t *rsdt, void *table);
+void acpi_add_table(acpi_rsdp_t *rsdp, void *table);
+
int acpi_create_madt_lapic(acpi_madt_lapic_t *lapic, u8 cpu, u8 apic);
int acpi_create_madt_ioapic(acpi_madt_ioapic_t *ioapic, u8 id, u32 addr,u32 gsi_base);
int acpi_create_srat_lapic(acpi_srat_lapic_t *lapic, u8 node, u8 apic);
int acpi_create_srat_mem(acpi_srat_mem_t *mem, u8 node, u32 basek,u32 sizek, u32 flags);
+int acpi_create_mcfg_mmconfig(acpi_mcfg_mmconfig_t *mmconfig, u32 base, u16 seg_nr, u8 start, u8 end);
unsigned long acpi_create_srat_lapics(unsigned long current);
void acpi_create_srat(acpi_srat_t *srat);
+void acpi_create_slit(acpi_slit_t *slit);
+
void acpi_create_hpet(acpi_hpet_t *hpet);
+void acpi_create_mcfg(acpi_mcfg_t *mcfg);
+
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_rsdp(acpi_rsdp_t *rsdp, 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);
+
+#if CONFIG_HAVE_ACPI_RESUME
+/* 0 = S0, 1 = S1 ...*/
+extern u8 acpi_slp_type;
+
+void suspend_resume(void);
+void *acpi_find_wakeup_vector(void);
+void *acpi_get_wakeup_rsdp(void);
+void acpi_jump_to_wakeup(void *wakeup_addr);
+
+int acpi_get_sleep_type(void);
+
+#endif
+
+/* 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 // HAVE_ACPI_TABLES
+#else // CONFIG_GENERATE_ACPI_TABLES
#define write_acpi_tables(start) (start)
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