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add FADT acpi table

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Justin C. Miller
2018-05-04 23:54:28 -07:00
parent 0c553b3406
commit 0e71bdab65
1 changed files with 122 additions and 0 deletions
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122
src/kernel/acpi_tables.h
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@@ -4,6 +4,7 @@
#include <stdint.h> #include <stdint.h>
#include "kutil/coord.h" #include "kutil/coord.h"
#include "kutil/enum_bitfields.h"
#include "kutil/misc.h" #include "kutil/misc.h"
struct acpi_table_header struct acpi_table_header
@@ -35,6 +36,127 @@ size_t acpi_table_entries(const T *t, size_t size)
return (t->header.length - sizeof(T)) / size; return (t->header.length - sizeof(T)) / size;
} }
enum class acpi_gas_type : uint8_t
{
system_memory,
system_io,
pci_config,
embedded,
smbus,
platform_channel = 0x0a,
functional_fixed = 0x7f
};
struct acpi_gas
{
acpi_gas_type type;
uint8_t reg_bits;
uint8_t reg_offset;
uint8_t access_size;
uint64_t address;
} __attribute__ ((packed));
enum class acpi_fadt_flags : uint32_t
{
wbinvd = 0x00000001,
wbinvd_flush = 0x00000002,
proc_c1 = 0x00000004,
p_lvl2_up = 0x00000008,
pwr_button = 0x00000010,
slp_button = 0x00000020,
fix_rtc = 0x00000040,
rtc_s4 = 0x00000080,
tmr_val_ext = 0x00000100,
dck_cap = 0x00000200,
reset_reg_sup = 0x00000400,
sealed_case = 0x00000800,
headless = 0x00001000,
cpu_sw_slp = 0x00002000,
pci_exp_wak = 0x00004000,
use_plat_clock = 0x00008000,
s4_rtc_sts_val = 0x00010000,
remote_pwr_cap = 0x00020000,
apic_cluster = 0x00040000,
apic_physical = 0x00080000,
hw_reduced_acpi = 0x00100000,
low_pwr_s0_idle = 0x00200000
};
IS_BITFIELD(acpi_fadt_flags);
struct acpi_fadt
{
TABLE_HEADER('FACP');
uint32_t facs;
uint32_t dsdt;
uint8_t reserved0;
uint8_t preferred_pm_profile;
uint16_t sci_interrupt;
uint32_t smi_port;
uint8_t acpi_enable;
uint8_t acpi_disable;
uint8_t s4bios_req;
uint8_t pstate_control;
uint32_t pm1a_event_block;
uint32_t pm1b_event_block;
uint32_t pm1a_control_block;
uint32_t pm1b_control_block;
uint32_t pm2_control_block;
uint32_t pm_timer_block;
uint32_t gpe0_block;
uint32_t gpe1_block;
uint8_t pm1_event_length;
uint8_t pm1_control_length;
uint8_t pm2_control_length;
uint8_t pm_timer_length;
uint8_t gpe0_block_length;
uint8_t gpe1_block_length;
uint8_t gpe1_base;
uint8_t cstate_control;
uint16_t cstate2_latency;
uint16_t cstate3_latency;
uint16_t flush_size;
uint16_t flush_stride;
uint8_t duty_offset;
uint8_t duty_width;
uint8_t day_alarm;
uint8_t month_alarm;
uint8_t century;
uint16_t iapc_boot_arch;
uint8_t reserved1;
acpi_fadt_flags flags;
acpi_gas reset_reg;
uint8_t reset_value;
uint16_t arm_boot_arch;
uint8_t fadt_minor_version;
uint64_t x_facs;
uint64_t x_dsdt;
acpi_gas x_pm1a_event_block;
acpi_gas x_pm1b_event_block;
acpi_gas x_pm1a_control_block;
acpi_gas x_pm1b_control_block;
acpi_gas x_pm2_control_block;
acpi_gas x_pm_timer_block;
acpi_gas x_gpe0_block;
acpi_gas x_gpe1_block;
acpi_gas sleep_control_reg;
acpi_gas sleep_status_reg;
uint64_t hypervisor_vendor_id;
} __attribute__ ((packed));
struct acpi_xsdt struct acpi_xsdt
{ {