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-rw-r--r--src/arch/i386/include/arch/acpi.h126
1 files changed, 82 insertions, 44 deletions
diff --git a/src/arch/i386/include/arch/acpi.h b/src/arch/i386/include/arch/acpi.h
index 5b5797fcd1..1b3f8d208f 100644
--- a/src/arch/i386/include/arch/acpi.h
+++ b/src/arch/i386/include/arch/acpi.h
@@ -1,8 +1,9 @@
/*
* coreboot ACPI Support - headers and defines.
*
- * written by Stefan Reinauer <stepan@openbios.org>
- * (C) 2004 SUSE LINUX AG
+ * written by Stefan Reinauer <stepan@coresystems.de>
+ * Copyright (C) 2004 SUSE LINUX AG
+ * Copyright (C) 2008-2009 coresystems GmbH
*
* The ACPI table structs are based on the Linux kernel sources.
* ACPI FADT & FACS added by Nick Barker <nick.barker9@btinternet.com>
@@ -17,41 +18,42 @@
#include <stdint.h>
-#if CONFIG_HAVE_ACPI_RESUME
-/* 0 = S0, 1 = S1 ...*/
-extern u8 acpi_slp_type;
-#endif
-
-#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 RSDT_TABLE "RSDT "
-#define HPET_TABLE "AMD64 "
-#define MCFG_TABLE "MCFG "
-#define MADT_TABLE "MADT "
-#define SRAT_TABLE "SRAT "
-#define SLIT_TABLE "SLIT "
-
-#define OEM_ID "CORE "
-#define ASLC "CORE"
-
-/* ACPI 2.0 table RSDP */
+#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"
+
+/* 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 APCI 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 */
@@ -85,16 +87,23 @@ 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)
+
/* RSDT */
typedef struct acpi_rsdt {
struct acpi_table_header header;
- u32 entry[7+CONFIG_ACPI_SSDTX_NUM+CONFIG_MAX_CPUS]; /* MCONFIG, HPET, FADT, SRAT, SLIT, MADT(APIC), SSDT, SSDTX, and SSDT for CPU pstate*/
+ u32 entry[MAX_ACPI_TABLES];
} __attribute__ ((packed)) acpi_rsdt_t;
/* XSDT */
typedef struct acpi_xsdt {
struct acpi_table_header header;
- u64 entry[6+CONFIG_ACPI_SSDTX_NUM];
+ u64 entry[MAX_ACPI_TABLES];
} __attribute__ ((packed)) acpi_xsdt_t;
/* HPET TIMERS */
@@ -107,7 +116,7 @@ typedef struct acpi_hpet {
u8 attributes;
} __attribute__ ((packed)) acpi_hpet_t;
-/* MCFG taken from include/linux/acpi.h */
+/* MCFG */
typedef struct acpi_mcfg {
struct acpi_table_header header;
u8 reserved[8];
@@ -279,6 +288,9 @@ typedef struct acpi_fadt {
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)
@@ -300,14 +312,27 @@ typedef struct acpi_fadt {
#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 = 4,
- PM_SOHO_SERVER = 5,
- PM_APPLIANCE_PC = 6
+ 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 */
@@ -324,6 +349,11 @@ typedef struct acpi_facs {
u8 resv[31];
} __attribute__ ((packed)) acpi_facs_t;
+//
+// FACS Flags
+//
+#define ACPI_FACS_S4BIOS_F (1 << 0)
+
/* These are implemented by the target port */
unsigned long write_acpi_tables(unsigned long addr);
unsigned long acpi_fill_madt(unsigned long current);
@@ -337,7 +367,8 @@ void acpi_create_fadt(acpi_fadt_t *fadt,acpi_facs_t *facs,void *dsdt);
/* 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);
@@ -365,14 +396,21 @@ void acpi_create_mcfg(acpi_mcfg_t *mcfg);
void acpi_create_facs(acpi_facs_t *facs);
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_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);
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-30 05:14:00 +0000