| /* |
| * coreboot ACPI Support - headers and defines. |
| * |
| * 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> |
| * those parts (C) 2004 Nick Barker |
| */ |
| |
| |
| #ifndef __ASM_ACPI_H |
| #define __ASM_ACPI_H |
| |
| #if CONFIG_HAVE_ACPI_TABLES==1 |
| |
| #include <stdint.h> |
| |
| #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 */ |
| |
| 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 2.0/3.0 */ |
| u32 rsdt_address; /* physical address of RSDT */ |
| u32 length; /* total length of RSDP (including extended part) */ |
| u64 xsdt_address; /* physical address of XSDT */ |
| u8 ext_checksum; /* chechsum of whole table */ |
| u8 reserved[3]; |
| } __attribute__((packed)) acpi_rsdp_t; |
| |
| /* Generic Address Container */ |
| |
| typedef struct acpi_gen_regaddr { |
| u8 space_id; |
| u8 bit_width; |
| u8 bit_offset; |
| u8 resv; |
| u32 addrl; |
| u32 addrh; |
| } __attribute__ ((packed)) acpi_addr_t; |
| |
| /* Generic ACPI Header, provided by (almost) all tables */ |
| |
| typedef struct acpi_table_header /* ACPI common table header */ |
| { |
| char signature [4]; /* ACPI signature (4 ASCII characters) */\ |
| u32 length; /* Length of table, in bytes, including header */\ |
| u8 revision; /* ACPI Specification minor version # */\ |
| u8 checksum; /* To make sum of entire table == 0 */\ |
| char oem_id [6]; /* OEM identification */\ |
| char oem_table_id [8]; /* OEM table identification */\ |
| u32 oem_revision; /* OEM revision number */\ |
| char asl_compiler_id [4]; /* ASL compiler vendor ID */\ |
| 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[MAX_ACPI_TABLES]; |
| } __attribute__ ((packed)) acpi_rsdt_t; |
| |
| /* XSDT */ |
| typedef struct acpi_xsdt { |
| struct acpi_table_header header; |
| u64 entry[MAX_ACPI_TABLES]; |
| } __attribute__ ((packed)) acpi_xsdt_t; |
| |
| /* HPET TIMERS */ |
| typedef struct acpi_hpet { |
| struct acpi_table_header header; |
| u32 id; |
| struct acpi_gen_regaddr addr; |
| u8 number; |
| u16 min_tick; |
| 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 resv; |
| u64 resv1; |
| /* followed by static resource allocation structure[n]*/ |
| } __attribute__ ((packed)) acpi_srat_t; |
| |
| |
| typedef struct acpi_srat_lapic { |
| u8 type; |
| u8 length; |
| u8 proximity_domain_7_0; |
| u8 apic_id; |
| u32 flags; /* enable bit 0 = 1, other bits reserved to 0 */ |
| u8 local_sapic_eid; |
| u8 proximity_domain_31_8[3]; |
| u32 resv; |
| } __attribute__ ((packed)) acpi_srat_lapic_t; |
| |
| typedef struct acpi_srat_mem { |
| u8 type; |
| u8 length; |
| u32 proximity_domain; |
| u16 resv; |
| u32 base_address_low; |
| u32 base_address_high; |
| u32 length_low; |
| u32 length_high; |
| u32 resv1; |
| u32 flags; /* enable bit 0, hot pluggable bit 1; Non Volatile bit 2, other bits reserved */ |
| 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 */ |
| typedef struct acpi_madt { |
| struct acpi_table_header header; |
| u32 lapic_addr; |
| u32 flags; |
| } __attribute__ ((packed)) acpi_madt_t; |
| |
| enum acpi_apic_types { |
| LocalApic = 0, |
| IOApic = 1, |
| IRQSourceOverride = 2, |
| NMI = 3, |
| LocalApicNMI = 4, |
| LApicAddressOverride = 5, |
| IOSApic = 6, |
| LocalSApic = 7, |
| PlatformIRQSources = 8 |
| }; |
| |
| typedef struct acpi_madt_lapic { |
| u8 type; |
| u8 length; |
| u8 processor_id; |
| u8 apic_id; |
| u32 flags; |
| } __attribute__ ((packed)) acpi_madt_lapic_t; |
| |
| typedef struct acpi_madt_lapic_nmi { |
| u8 type; |
| u8 length; |
| u8 processor_id; |
| u16 flags; |
| u8 lint; |
| } __attribute__ ((packed)) acpi_madt_lapic_nmi_t; |
| |
| |
| typedef struct acpi_madt_ioapic { |
| u8 type; |
| u8 length; |
| u8 ioapic_id; |
| u8 reserved; |
| u32 ioapic_addr; |
| u32 gsi_base; |
| } __attribute__ ((packed)) acpi_madt_ioapic_t; |
| |
| typedef struct acpi_madt_irqoverride { |
| u8 type; |
| u8 length; |
| u8 bus; |
| u8 source; |
| u32 gsirq; |
| u16 flags; |
| } __attribute__ ((packed)) acpi_madt_irqoverride_t; |
| |
| /* FADT */ |
| |
| typedef struct acpi_fadt { |
| struct acpi_table_header header; |
| u32 firmware_ctrl; |
| u32 dsdt; |
| u8 model; |
| u8 preferred_pm_profile; |
| u16 sci_int; |
| u32 smi_cmd; |
| u8 acpi_enable; |
| u8 acpi_disable; |
| u8 s4bios_req; |
| u8 pstate_cnt; |
| u32 pm1a_evt_blk; |
| u32 pm1b_evt_blk; |
| u32 pm1a_cnt_blk; |
| u32 pm1b_cnt_blk; |
| u32 pm2_cnt_blk; |
| u32 pm_tmr_blk; |
| u32 gpe0_blk; |
| u32 gpe1_blk; |
| u8 pm1_evt_len; |
| u8 pm1_cnt_len; |
| u8 pm2_cnt_len; |
| u8 pm_tmr_len; |
| u8 gpe0_blk_len; |
| u8 gpe1_blk_len; |
| u8 gpe1_base; |
| u8 cst_cnt; |
| u16 p_lvl2_lat; |
| u16 p_lvl3_lat; |
| u16 flush_size; |
| u16 flush_stride; |
| u8 duty_offset; |
| u8 duty_width; |
| u8 day_alrm; |
| u8 mon_alrm; |
| u8 century; |
| u16 iapc_boot_arch; |
| u8 res2; |
| u32 flags; |
| struct acpi_gen_regaddr reset_reg; |
| u8 reset_value; |
| u8 res3; |
| u8 res4; |
| u8 res5; |
| u32 x_firmware_ctl_l; |
| u32 x_firmware_ctl_h; |
| u32 x_dsdt_l; |
| u32 x_dsdt_h; |
| struct acpi_gen_regaddr x_pm1a_evt_blk; |
| struct acpi_gen_regaddr x_pm1b_evt_blk; |
| struct acpi_gen_regaddr x_pm1a_cnt_blk; |
| struct acpi_gen_regaddr x_pm1b_cnt_blk; |
| struct acpi_gen_regaddr x_pm2_cnt_blk; |
| struct acpi_gen_regaddr x_pm_tmr_blk; |
| struct acpi_gen_regaddr x_gpe0_blk; |
| 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 length; |
| u32 hardware_signature; |
| u32 firmware_waking_vector; |
| u32 global_lock; |
| u32 flags; |
| u32 x_firmware_waking_vector_l; |
| u32 x_firmware_waking_vector_h; |
| u8 version; |
| 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); |
| 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); |
| |
| /* These can be used by the target port */ |
| u8 acpi_checksum(u8 *table, u32 length); |
| |
| 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_madt_irqoverride(acpi_madt_irqoverride_t *irqoverride, |
| u8 bus, u8 source, u32 gsirq, u16 flags); |
| int acpi_create_madt_lapic_nmi(acpi_madt_lapic_nmi_t *lapic_nmi, u8 cpu, |
| u16 flags, u8 lint); |
| void acpi_create_madt(acpi_madt_t *madt); |
| unsigned long acpi_create_madt_lapics(unsigned long current); |
| unsigned long acpi_create_madt_lapic_nmis(unsigned long current, u16 flags, u8 lint); |
| |
| |
| 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); |
| |
| 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); |
| |
| #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_rsdp_t *rsdp, unsigned long current); |
| |
| #define ACPI_WRITE_MADT_IOAPIC(dev,id) \ |
| do { \ |
| struct resource *res; \ |
| res = find_resource(dev, PCI_BASE_ADDRESS_0); \ |
| if (!res) break; \ |
| current += acpi_create_madt_ioapic( \ |
| (acpi_madt_ioapic_t *)current, \ |
| id, res->base, gsi_base); \ |
| gsi_base+=4; \ |
| } while(0); |
| |
| #define IO_APIC_ADDR 0xfec00000UL |
| |
| #else // CONFIG_HAVE_ACPI_TABLES |
| |
| #define write_acpi_tables(start) (start) |
| |
| #endif |
| |
| #endif |