WebSVN – Kolibri OS – Blame – /kernel/trunk/acpi/acpi.inc

Rev	Author	Line No.	Line
8111	dunkaist	1	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		2	;; ;;
		3	;; Copyright (C) KolibriOS team 2004-2020. All rights reserved. ;;
		4	;; Distributed under terms of the GNU General Public License ;;
		5	;; ;;
		6	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		7
		8	$Revision: 8991 $
		9
		10	; ACPI Generic Address Structure
		11	struct GAS
		12	ASID db ? ; address space id
		13	BitWidth db ?
		14	BitOffset db ?
		15	AccessSize db ?
		16	Address DQ ?
		17	ends
		18
		19	ASID.SYSTEM_MEMORY = 0
		20	ASID.SYSTEM_IO = 1
		21	ASID.PCI_CONFIG = 2
		22	ASID.PCI_EC = 3
		23	ASID.PCI_SMBUS = 4
		24
		25	ACCESS_SIZE.UNDEFINED = 0
		26	ACCESS_SIZE.BYTE = 1
		27	ACCESS_SIZE.WORD = 2
		28	ACCESS_SIZE.DWORD = 3
		29	ACCESS_SIZE.QWORD = 4
		30
		31
		32	struct ACPI_RSDP
		33	Signature DQ ?
		34	Checksum db ?
		35	OEMID rb 6
		36	Revision db ?
		37	RsdtAddress dd ?
		38	; for Revision >= 2
		39	Length dd ?
		40	XsdtAddress DQ ?
		41	ExtChecksum db ?
		42	Reserved rb 3
		43	ends
		44
		45	struct ACPI_TABLE ; DESCRIPTION_HEADER
		46	Signature dd ?
		47	Length dd ?
		48	Revision db ?
		49	Checksum db ?
		50	OEMID rb 6
		51	OEMTableID rb 8
		52	OEMRevision rb 4
		53	CreatorID rb 4
		54	CreatorRevision rb 4
		55	ends
		56
		57	struct ACPI_RSDT ACPI_TABLE
		58	Entry rd (0x1000-sizeof.ACPI_TABLE)/4
		59	ends
		60
		61	struct ACPI_HPET ACPI_TABLE
		62	ID dd ?
		63	Base GAS
		64	SeqNumber db ?
		65	MainCounterMinimum dw ?
		66	PageProtectionOEM db ?
		67	ends
		68
		69	struct ACPI_MADT ACPI_TABLE
		70	Local_IC_Addr dd ?
		71	Flags dd ?
		72	IntController rb 0x1000-sizeof.ACPI_TABLE-ACPI_MADT.IntController
		73	ends
		74
		75	struct ACPI_FADT ACPI_TABLE
		76	FirmwareCtrl dd ?
		77	DSDT dd ?
		78	db ?
		79	PreferredPMProfile db ?
		80	SCI_INT dw ?
		81	SMI_CMD dd ?
		82	ACPI_ENABLE db ?
		83	ACPI_DISABLE db ?
		84	S4BIOS_REQ db ?
		85	PSTATE_CNT db ?
		86	PM1a_EVT_BLK dd ?
		87	PM1b_EVT_BLK dd ?
		88	PM1a_CNT_BLK dd ?
		89	PM1b_CNT_BLK dd ?
		90	PM2_CNT_BLK dd ?
		91	PM_TMR_BLK dd ?
		92	GPE0_BLK dd ?
		93	GPE1_BLK dd ?
		94	PM1_EVT_LEN db ?
		95	PM1_CNT_LEN db ?
		96	PM2_CNT_LEN db ?
		97	PM_TMR_LEN db ?
		98	GPE0_BLK_LEN db ?
		99	GPE1_BLK_LEN db ?
		100	GPE1_BASE db ?
		101	CST_CNT db ?
		102	P_LVL2_LAT dw ?
		103	P_LVL3_LAT dw ?
		104	FLUSH_SIZE dw ?
		105	FLUSH_STRIDE dw ?
		106	DUTY_OFFSET db ?
		107	DUTY_WIDTH db ?
		108	DAY_ALRM db ?
		109	MON_ALRM db ?
		110	CENTURY db ?
		111	IAPC_BOOT_ARCH dw ?
		112	db ?
		113	Flags dd ?
		114	RESET_REG GAS
		115	RESET_VALUE db ?
		116	ARM_BOOT_ARCH dw ?
		117	FADT_Minor_Version db ?
		118	X_FIRMWARE_CTRL DQ ?
		119	X_DSDT DQ ?
		120	X_PM1a_EVT_BLK GAS
		121	X_PM1b_EVT_BLK GAS
		122	X_PM1a_CNT_BLK GAS
		123	X_PM1b_CNT_BLK GAS
		124	X_PM2_CNT_BLK GAS
		125	X_PM_TMR_BLK GAS
		126	X_GPE0_BLK GAS
		127	X_GPE1_BLK GAS
		128	SLEEP_CONTROL_REG GAS
		129	SLEEP_STATUS_REG GAS
		130	HypervisorVendorID rb 8
		131	ends
		132
		133	MAX_SSDTS = 32
		134
		135	iglobal
		136	align 4
		137	acpi_lapic_base dd 0xfee00000 ; default local apic base
		138	endg
		139
		140	uglobal
		141	align 4
		142	acpi_dev_data rd 1
		143	acpi_dev_size rd 1
		144
		145	acpi_rsdp_base rd 1
		146	acpi_rsdt_base rd 1
		147	acpi_rsdt_size rd 1
		148	acpi_fadt_base rd 1
		149	acpi_fadt_size rd 1
		150	acpi_ssdt_base rd MAX_SSDTS
		151	acpi_ssdt_size rd MAX_SSDTS
		152	acpi_ssdt_cnt rd 1
		153	acpi_madt_base rd 1
		154	acpi_madt_size rd 1
		155	acpi_ioapic_base rd MAX_IOAPICS
		156	acpi_hpet_base rd 1
		157	acpi_hpet_size rd 1
		158	cpu_count rd 1
		159	smpt rd 16
		160	endg
		161
		162	align 4
8991	Boppan	163	; @returns ACPI Root System Description Pointer
8111	dunkaist	164	acpi_get_root_ptr:
		165	mov eax, [acpi_rsdp_base]
		166	ret
		167
		168	align 4
		169	rsdt_find: ;ecx= rsdt edx= SIG
		170	push ebx
		171	push esi
		172
		173	lea ebx, [ecx+ACPI_RSDT.Entry]
		174	mov esi, [ecx+ACPI_RSDT.Length]
		175	add esi, ecx
		176	align 4
		177	.next:
		178	mov eax, [ebx]
		179	cmp [eax], edx
		180	je .done
		181
		182	add ebx, 4
		183	cmp ebx, esi
		184	jb .next
		185
		186	xor eax, eax
		187	pop esi
		188	pop ebx
		189	ret
		190
		191	.done:
		192	mov eax, [ebx]
		193	pop esi
		194	pop ebx
		195	ret
		196
		197	align 4
		198	check_acpi:
		199	cmp [acpi_rsdp_base], 0
		200	jz .done
		201	stdcall map_io_mem, [acpi_rsdp_base], sizeof.ACPI_RSDP, \
		202	PG_GLOBAL+PAT_WB+PG_READ
		203	mov [acpi_rsdp_base], eax
		204	.rsdp_done:
		205	cmp [acpi_rsdt_base], 0
		206	jz .rsdt_done
		207	stdcall map_io_mem, [acpi_rsdt_base], [acpi_rsdt_size], \
		208	PG_GLOBAL+PAT_WB+PG_READ
		209	mov [acpi_rsdt_base], eax
		210	.rsdt_done:
		211	cmp [acpi_fadt_base], 0
		212	jz .fadt_done
		213	stdcall map_io_mem, [acpi_fadt_base], [acpi_fadt_size], \
		214	PG_GLOBAL+PAT_WB+PG_READ
		215	mov [acpi_fadt_base], eax
		216	.fadt_done:
		217	cmp [acpi_hpet_base], 0
		218	jz .hpet_done
		219	stdcall map_io_mem, [acpi_hpet_base], [acpi_hpet_size], \
		220	PG_GLOBAL+PAT_WB+PG_READ
		221	mov [acpi_hpet_base], eax
		222	mov eax, [eax+ACPI_HPET.Base.Address.lo]
		223	mov [hpet_base], eax
		224	.hpet_done:
		225	cmp [acpi_madt_base], 0
		226	jz .madt_done
		227	stdcall map_io_mem, [acpi_madt_base], [acpi_madt_size], \
		228	PG_GLOBAL+PAT_WB+PG_READ
		229	mov [acpi_madt_base], eax
		230
		231	mov ecx, [eax+ACPI_MADT.Local_IC_Addr]
		232	mov [acpi_lapic_base], ecx
8119	dunkaist	233	push eax
		234	stdcall map_io_mem, ecx, 0x1000, PG_GLOBAL+PG_NOCACHE+PG_SWR
		235	mov [LAPIC_BASE], eax
		236	mov ecx, eax
		237	pop eax
8111	dunkaist	238
		239	mov edi, smpt
		240	mov ebx, [ecx+APIC_ID]
		241	shr ebx, 24 ; read APIC ID
		242
		243	mov [edi], ebx ; bootstrap always first
		244	inc [cpu_count]
		245	add edi, 4
		246
		247	mov [ioapic_cnt], 0
		248	lea edx, [eax+ACPI_MADT.IntController]
		249	mov ecx, [eax+ACPI_MADT.Length]
		250	add ecx, eax
		251	.check:
		252	mov eax, [edx]
		253	cmp al, 0
		254	je .lapic
		255	cmp al, 1
		256	je .io_apic
		257	jmp .next
		258	.lapic:
		259	shr eax, 24 ; get APIC ID
		260	cmp eax, ebx ; skip self
		261	je .next
		262
		263	test [edx+4], byte 1 ; is enabled ?
		264	jz .next
		265
		266	cmp [cpu_count], 16
		267	jae .next
		268
		269	stosd ; store APIC ID
		270	inc [cpu_count]
		271	jmp .next
		272
		273	.io_apic:
		274	mov eax, [ioapic_cnt]
		275	push dword[edx+4]
		276	pop [acpi_ioapic_base+eax*4]
		277	push dword[edx+8]
		278	pop [ioapic_gsi_base+eax*4]
		279	inc [ioapic_cnt]
		280	jmp .next
		281
		282	.next:
		283	mov eax, [edx]
		284	movzx eax, ah
		285	add edx, eax
		286	cmp edx, ecx
		287	jb .check
		288	.madt_done:
		289
		290	xor ecx, ecx
		291	.next_ssdt:
		292	cmp ecx, [acpi_ssdt_cnt]
		293	jz .ssdt_done
		294	push ecx
		295	stdcall map_io_mem, [acpi_ssdt_base+ecx4], [acpi_ssdt_size+ecx4], \
		296	PG_GLOBAL+PAT_WB+PG_READ
		297	pop ecx
		298	mov [acpi_ssdt_base+ecx*4], eax
		299	inc ecx
		300	jmp .next_ssdt
		301	.ssdt_done:
		302
		303	.done:
		304	ret

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(root)/kernel/trunk/acpi/acpi.inc – Rev 8991