1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright (C) 2016, Bin Meng <bmeng.cn@gmail.com>
4  */
5 
6 #include <common.h>
7 #include <acpi/acpi_table.h>
8 #include <asm/processor.h>
9 #include <asm/tables.h>
10 #include <asm/arch/global_nvs.h>
11 #include <asm/arch/iomap.h>
12 
acpi_create_fadt(struct acpi_fadt * fadt,struct acpi_facs * facs,void * dsdt)13 void acpi_create_fadt(struct acpi_fadt *fadt, struct acpi_facs *facs,
14 		      void *dsdt)
15 {
16 	struct acpi_table_header *header = &(fadt->header);
17 	u16 pmbase = ACPI_PM1_BASE_ADDRESS;
18 
19 	memset((void *)fadt, 0, sizeof(struct acpi_fadt));
20 
21 	acpi_fill_header(header, "FACP");
22 	header->length = sizeof(struct acpi_fadt);
23 	header->revision = 4;
24 
25 	fadt->firmware_ctrl = (u32)facs;
26 	fadt->dsdt = (u32)dsdt;
27 	fadt->preferred_pm_profile = ACPI_PM_UNSPECIFIED;
28 	fadt->sci_int = 9;
29 	fadt->smi_cmd = 0;
30 	fadt->acpi_enable = 0;
31 	fadt->acpi_disable = 0;
32 	fadt->s4bios_req = 0;
33 	fadt->pstate_cnt = 0;
34 	fadt->pm1a_evt_blk = pmbase;
35 	fadt->pm1b_evt_blk = 0x0;
36 	fadt->pm1a_cnt_blk = pmbase + 0x4;
37 	fadt->pm1b_cnt_blk = 0x0;
38 	fadt->pm2_cnt_blk = 0x0;
39 	fadt->pm_tmr_blk = pmbase + 0x8;
40 	fadt->gpe0_blk = ACPI_GPE0_BASE_ADDRESS;
41 	fadt->gpe1_blk = 0;
42 	fadt->pm1_evt_len = 4;
43 	fadt->pm1_cnt_len = 2;
44 	fadt->pm2_cnt_len = 0;
45 	fadt->pm_tmr_len = 4;
46 	fadt->gpe0_blk_len = 8;
47 	fadt->gpe1_blk_len = 0;
48 	fadt->gpe1_base = 0;
49 	fadt->cst_cnt = 0;
50 	fadt->p_lvl2_lat = ACPI_FADT_C2_NOT_SUPPORTED;
51 	fadt->p_lvl3_lat = ACPI_FADT_C3_NOT_SUPPORTED;
52 	fadt->flush_size = 0;
53 	fadt->flush_stride = 0;
54 	fadt->duty_offset = 1;
55 	fadt->duty_width = 3;
56 	fadt->day_alrm = 0x00;
57 	fadt->mon_alrm = 0x00;
58 	fadt->century = 0x00;
59 	fadt->iapc_boot_arch = ACPI_FADT_LEGACY_DEVICES;
60 	fadt->flags = ACPI_FADT_WBINVD | ACPI_FADT_C1_SUPPORTED |
61 		ACPI_FADT_POWER_BUTTON | ACPI_FADT_SLEEP_BUTTON |
62 		ACPI_FADT_S4_RTC_WAKE | ACPI_FADT_RESET_REGISTER |
63 		ACPI_FADT_PLATFORM_CLOCK;
64 
65 	fadt->reset_reg.space_id = ACPI_ADDRESS_SPACE_IO;
66 	fadt->reset_reg.bit_width = 8;
67 	fadt->reset_reg.bit_offset = 0;
68 	fadt->reset_reg.access_size = ACPI_ACCESS_SIZE_BYTE_ACCESS;
69 	fadt->reset_reg.addrl = IO_PORT_RESET;
70 	fadt->reset_reg.addrh = 0;
71 	fadt->reset_value = SYS_RST | RST_CPU | FULL_RST;
72 
73 	fadt->x_firmware_ctl_l = (u32)facs;
74 	fadt->x_firmware_ctl_h = 0;
75 	fadt->x_dsdt_l = (u32)dsdt;
76 	fadt->x_dsdt_h = 0;
77 
78 	fadt->x_pm1a_evt_blk.space_id = ACPI_ADDRESS_SPACE_IO;
79 	fadt->x_pm1a_evt_blk.bit_width = fadt->pm1_evt_len * 8;
80 	fadt->x_pm1a_evt_blk.bit_offset = 0;
81 	fadt->x_pm1a_evt_blk.access_size = ACPI_ACCESS_SIZE_DWORD_ACCESS;
82 	fadt->x_pm1a_evt_blk.addrl = fadt->pm1a_evt_blk;
83 	fadt->x_pm1a_evt_blk.addrh = 0x0;
84 
85 	fadt->x_pm1b_evt_blk.space_id = ACPI_ADDRESS_SPACE_IO;
86 	fadt->x_pm1b_evt_blk.bit_width = 0;
87 	fadt->x_pm1b_evt_blk.bit_offset = 0;
88 	fadt->x_pm1b_evt_blk.access_size = 0;
89 	fadt->x_pm1b_evt_blk.addrl = 0x0;
90 	fadt->x_pm1b_evt_blk.addrh = 0x0;
91 
92 	fadt->x_pm1a_cnt_blk.space_id = ACPI_ADDRESS_SPACE_IO;
93 	fadt->x_pm1a_cnt_blk.bit_width = fadt->pm1_cnt_len * 8;
94 	fadt->x_pm1a_cnt_blk.bit_offset = 0;
95 	fadt->x_pm1a_cnt_blk.access_size = ACPI_ACCESS_SIZE_WORD_ACCESS;
96 	fadt->x_pm1a_cnt_blk.addrl = fadt->pm1a_cnt_blk;
97 	fadt->x_pm1a_cnt_blk.addrh = 0x0;
98 
99 	fadt->x_pm1b_cnt_blk.space_id = ACPI_ADDRESS_SPACE_IO;
100 	fadt->x_pm1b_cnt_blk.bit_width = 0;
101 	fadt->x_pm1b_cnt_blk.bit_offset = 0;
102 	fadt->x_pm1b_cnt_blk.access_size = 0;
103 	fadt->x_pm1b_cnt_blk.addrl = 0x0;
104 	fadt->x_pm1b_cnt_blk.addrh = 0x0;
105 
106 	fadt->x_pm2_cnt_blk.space_id = ACPI_ADDRESS_SPACE_IO;
107 	fadt->x_pm2_cnt_blk.bit_width = fadt->pm2_cnt_len * 8;
108 	fadt->x_pm2_cnt_blk.bit_offset = 0;
109 	fadt->x_pm2_cnt_blk.access_size = ACPI_ACCESS_SIZE_BYTE_ACCESS;
110 	fadt->x_pm2_cnt_blk.addrl = fadt->pm2_cnt_blk;
111 	fadt->x_pm2_cnt_blk.addrh = 0x0;
112 
113 	fadt->x_pm_tmr_blk.space_id = ACPI_ADDRESS_SPACE_IO;
114 	fadt->x_pm_tmr_blk.bit_width = fadt->pm_tmr_len * 8;
115 	fadt->x_pm_tmr_blk.bit_offset = 0;
116 	fadt->x_pm_tmr_blk.access_size = ACPI_ACCESS_SIZE_DWORD_ACCESS;
117 	fadt->x_pm_tmr_blk.addrl = fadt->pm_tmr_blk;
118 	fadt->x_pm_tmr_blk.addrh = 0x0;
119 
120 	fadt->x_gpe0_blk.space_id = ACPI_ADDRESS_SPACE_IO;
121 	fadt->x_gpe0_blk.bit_width = fadt->gpe0_blk_len * 8;
122 	fadt->x_gpe0_blk.bit_offset = 0;
123 	fadt->x_gpe0_blk.access_size = ACPI_ACCESS_SIZE_DWORD_ACCESS;
124 	fadt->x_gpe0_blk.addrl = fadt->gpe0_blk;
125 	fadt->x_gpe0_blk.addrh = 0x0;
126 
127 	fadt->x_gpe1_blk.space_id = ACPI_ADDRESS_SPACE_IO;
128 	fadt->x_gpe1_blk.bit_width = 0;
129 	fadt->x_gpe1_blk.bit_offset = 0;
130 	fadt->x_gpe1_blk.access_size = 0;
131 	fadt->x_gpe1_blk.addrl = 0x0;
132 	fadt->x_gpe1_blk.addrh = 0x0;
133 
134 	header->checksum = table_compute_checksum(fadt, header->length);
135 }
136 
acpi_create_gnvs(struct acpi_global_nvs * gnvs)137 int acpi_create_gnvs(struct acpi_global_nvs *gnvs)
138 {
139 	/* quark is a uni-processor */
140 	gnvs->pcnt = 1;
141 
142 	return 0;
143 }
144