summaryrefslogtreecommitdiffstats
path: root/src/southbridge/intel/common/pmutil.h
blob: 3f43999689265f6576dc116795550555ced02141 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
/* SPDX-License-Identifier: GPL-2.0-only */

#ifndef INTEL_COMMON_PMUTIL_H
#define INTEL_COMMON_PMUTIL_H

#include <cpu/x86/smm.h>
#include <cpu/intel/em64t101_save_state.h>

#define D31F0_PMBASE		0x40
#define D31F0_GEN_PMCON_1	0xa0
#define   SMI_LOCK		(1 << 4)
#define D31F0_GEN_PMCON_2	0xa2
#define D31F0_GEN_PMCON_3	0xa4
#define   RTC_BATTERY_DEAD		(1 << 2)
#define   RTC_POWER_FAILED		(1 << 1)
#define   SLEEP_AFTER_POWER_FAIL	(1 << 0)
#define D31F0_GEN_PMCON_LOCK	0xa6
#define   ACPI_BASE_LOCK	(1 << 1)
#define   SLP_STR_POL_LOCK	(1 << 2)
#define D31F0_ETR3		0xac
#define   ETR3_CWORWRE		(1 << 18)
#define   ETR3_CF9GR		(1 << 20)
#define   ETR3_CF9LOCK		(1 << 31)
#define D31F0_GPIO_ROUT		0xb8
#define  GPI_DISABLE		0x00
#define  GPI_IS_SMI		0x01
#define  GPI_IS_SCI		0x02
#define  GPI_IS_NMI		0x03


#define MAINBOARD_POWER_OFF	0
#define MAINBOARD_POWER_ON	1
#define MAINBOARD_POWER_KEEP	2

#define PM1_STS		0x00
#define   WAK_STS	(1 << 15)
#define   PCIEXPWAK_STS	(1 << 14)
#define   PRBTNOR_STS	(1 << 11)
#define   RTC_STS	(1 << 10)
#define   PWRBTN_STS	(1 << 8)
#define   GBL_STS	(1 << 5)
#define   BM_STS	(1 << 4)
#define   TMROF_STS	(1 << 0)
#define PM1_EN		0x02
#define   PCIEXPWAK_DIS	(1 << 14)
#define   RTC_EN	(1 << 10)
#define   PWRBTN_EN	(1 << 8)
#define   GBL_EN	(1 << 5)
#define   TMROF_EN	(1 << 0)
#define PM1_CNT		0x04
#define   GBL_RLS	(1 << 2)
#define   BM_RLD	(1 << 1)
#define   SCI_EN	(1 << 0)
#define PM1_TMR		0x08
#define PROC_CNT	0x10
#define LV2		0x14
#define LV3		0x15
#define LV4		0x16
#if CONFIG(SOUTHBRIDGE_INTEL_I82801GX)
#define PM2_CNT		0x20 // mobile only
#define GPE0_STS	0x28
#else
#define PM2_CNT		0x50 // mobile only
#define GPE0_STS	0x20
#endif /* CONFIG(SOUTHBRIDGE_INTEL_I82801GX) */
#define   USB4_STS	(1 << 14) /* i82801gx only */
#define   PME_B0_STS	(1 << 13)
#define   PME_STS	(1 << 11)
#define   BATLOW_STS	(1 << 10)
#define   PCI_EXP_STS	(1 << 9)
#define   RI_STS	(1 << 8)
#define   SMB_WAK_STS	(1 << 7)
#define   TCOSCI_STS	(1 << 6)
#define   SWGPE_STS	(1 << 2)
#define   HOT_PLUG_STS	(1 << 1)
#if CONFIG(SOUTHBRIDGE_INTEL_I82801GX)
#define GPE0_EN		0x2c
#else
#define GPE0_EN		0x28
#endif /* CONFIG(SOUTHBRIDGE_INTEL_I82801GX) */
#define   PME_B0_EN	(1 << 13)
#define   PME_EN	(1 << 11)
#define   TCOSCI_EN	(1 << 6)
#define SMI_EN		0x30
#define   INTEL_USB2_EN	 (1 << 18) // Intel-Specific USB2 SMI logic
#define   LEGACY_USB2_EN (1 << 17) // Legacy USB2 SMI logic
#define   PERIODIC_EN	 (1 << 14) // SMI on PERIODIC_STS in SMI_STS
#define   TCO_EN	 (1 << 13) // Enable TCO Logic (BIOSWE et al)
#define   MCSMI_EN	 (1 << 11) // Trap microcontroller range access
#define   BIOS_RLS	 (1 <<  7) // asserts SCI on bit set
#define   SWSMI_TMR_EN	 (1 <<  6) // start software smi timer on bit set
#define   APMC_EN	 (1 <<  5) // Writes to APM_CNT cause SMI#
#define   SLP_SMI_EN	 (1 <<  4) // Write to SLP_EN in PM1_CNT asserts SMI#
#define   LEGACY_USB_EN  (1 <<  3) // Legacy USB circuit SMI logic
#define   BIOS_EN	 (1 <<  2) // Assert SMI# on setting GBL_RLS bit
#define   EOS		 (1 <<  1) // End of SMI (deassert SMI#)
#define   GBL_SMI_EN	 (1 <<  0) // SMI# generation at all?
#define SMI_STS		0x34
#define ALT_GP_SMI_EN	0x38
#define ALT_GP_SMI_STS	0x3a
#define GPE_CNTL	0x42
#define DEVACT_STS	0x44
#define SS_CNT		0x50
#define C3_RES		0x54
#define TCO1_STS	0x64
#define   DMISCI_STS	(1 << 9)
#define   BOOT_STS	(1 << 18)
#define TCO2_STS	0x66
#define TCO1_CNT	0x68
#define   TCO_LOCK	(1 << 12)
#define TCO2_CNT	0x6a

u16 get_pmbase(void);

u16 reset_pm1_status(void);
void dump_pm1_status(u16 pm1_sts);
void dump_tco_status(u32 tco_sts);
u32 reset_tco_status(void);
void dump_gpe0_status(u64 gpe0_sts);
u64 reset_gpe0_status(void);
void dump_smi_status(u32 smi_sts);
u32 reset_smi_status(void);
void gpe0_mask(u32 clr, u32 set);
void alt_gpi_mask(u16 clr, u16 set);
void smi_set_eos(void);
void dump_alt_gp_smi_status(u16 alt_gp_smi_sts);
u16 reset_alt_gp_smi_status(void);
void southbridge_smm_xhci_sleep(u8 slp_type);
void gpi_route_interrupt(u8 gpi, u8 mode);
void southbridge_gate_memory_reset(void);
void southbridge_update_gnvs(u8 apm_cnt, int *smm_done);
void southbridge_finalize_all(void);
void southbridge_smi_monitor(void);
em64t101_smm_state_save_area_t *smi_apmc_find_state_save(u8 cmd);
void pch_log_state(void);

#endif /*INTEL_COMMON_PMUTIL_H */