xref: /aosp_15_r20/external/coreboot/src/northbridge/intel/ironlake/ironlake.h (revision b9411a12aaaa7e1e6a6fb7c5e057f44ee179a49c)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 
3 #ifndef __NORTHBRIDGE_INTEL_IRONLAKE_IRONLAKE_H__
4 #define __NORTHBRIDGE_INTEL_IRONLAKE_IRONLAKE_H__
5 
6 /*
7  * D1:F0 PEG
8  */
9 #define PEG_CAP		0xa2
10 #define SLOTCAP		0xb4
11 #define PEGLC		0xec
12 #define D1F0_VCCAP	0x104
13 #define D1F0_VC0RCTL	0x114
14 
15 /* Chipset types */
16 #define IRONLAKE_MOBILE		0
17 #define IRONLAKE_DESKTOP	1
18 #define IRONLAKE_SERVER		2
19 
20 #include "memmap.h"
21 
22 #define QUICKPATH_BUS (CONFIG_ECAM_MMCONF_BUS_NUMBER - 1)
23 
24 #include <southbridge/intel/ibexpeak/pch.h>
25 
26 /* Everything below this line is ignored in the DSDT */
27 #ifndef __ACPI__
28 
29 /* Device 0:0.0 PCI configuration space (Host Bridge) */
30 
31 #include "registers/host_bridge.h"
32 
33 /*
34  * Generic Non-Core Registers
35  */
36 #define QPI_NON_CORE		PCI_DEV(QUICKPATH_BUS, 0, 0)
37 
38 #define MAX_RTIDS		0x60
39 #define DESIRED_CORES		0x80
40 #define MIRROR_PORT_CTL		0xd0
41 
42 /*
43  * SAD - System Address Decoder
44  */
45 #define QPI_SAD			PCI_DEV(QUICKPATH_BUS, 0, 1)
46 
47 #define QPD0F1_PAM(x)		(0x40 + (x)) /* 0-6 */
48 #define QPD0F1_SMRAM		0x4d	/* System Management RAM Control */
49 
50 #define SAD_PCIEXBAR		0x50
51 
52 #define SAD_DRAM_RULE(x)	(0x80 + 4 * (x)) /* 0-7 */
53 #define SAD_INTERLEAVE_LIST(x)	(0xc0 + 4 * (x)) /* 0-7 */
54 
55 /*
56  * QPI Link 0
57  */
58 #define QPI_LINK_0		PCI_DEV(QUICKPATH_BUS, 2, 0)
59 
60 #define QPI_QPILCP		0x40 /* QPI Link Capability */
61 #define QPI_QPILCL		0x48 /* QPI Link Control */
62 #define QPI_QPILS		0x50 /* QPI Link Status */
63 #define QPI_DEF_RMT_VN_CREDITS	0x58 /* Default Available Remote Credits */
64 
65 /*
66  * QPI Physical Layer 0
67  */
68 #define QPI_PHY_0		PCI_DEV(QUICKPATH_BUS, 2, 1)
69 
70 #define QPI_PLL_STATUS		0x50
71 #define QPI_PLL_RATIO		0x54
72 #define QPI_PHY_CAPABILITY	0x68 /* QPI Phys. Layer Capability */
73 #define QPI_PHY_CONTROL		0x6c /* QPI Phys. Layer Control */
74 #define QPI_PHY_INIT_STATUS	0x80 /* QPI Phys. Layer Initialization Status */
75 #define QPI_PHY_PRIM_TIMEOUT	0x94 /* QPI Phys. Layer Primary Timeout Value */
76 #define QPI_PHY_PWR_MGMT	0xd0 /* QPI Phys. Layer Power Management */
77 #define QPI_PHY_EP_SELECT	0xe0 /* QPI Phys. Layer Electrical Parameter Select */
78 #define QPI_PHY_EP_MCTR		0xf4 /* QPI Phys. Layer Electrical Parameter Misc. Control */
79 
80 
81 /* Device 0:2.0 PCI configuration space (Graphics Device) */
82 
83 #define MSAC		0x62	/* Multi Size Aperture Control */
84 
85 /*
86  * MCHBAR
87  */
88 
89 #include <northbridge/intel/common/fixed_bars.h>
90 
91 /*
92  * EPBAR - Egress Port Root Complex Register Block
93  */
94 
95 #include "registers/epbar.h"
96 
97 /*
98  * DMIBAR
99  */
100 
101 #include "registers/dmibar.h"
102 
103 #ifndef __ASSEMBLER__
104 
105 void intel_ironlake_finalize_smm(void);
106 
107 int bridge_silicon_revision(void);
108 void ironlake_early_initialization(int chipset_type);
109 void ironlake_late_initialization(void);
110 void mainboard_pre_raminit(void);
111 void mainboard_get_spd_map(u8 *spd_addrmap);
112 
113 #endif
114 #endif
115 #endif /* __NORTHBRIDGE_INTEL_IRONLAKE_IRONLAKE_H__ */
116