1 /* SPDX-License-Identifier: MIT */
2 /*
3  * Copyright © 2014-2019 Intel Corporation
4  */
5 
6 #ifndef _INTEL_GUC_REG_H_
7 #define _INTEL_GUC_REG_H_
8 
9 #include <linux/compiler.h>
10 #include <linux/types.h>
11 
12 #include "i915_reg_defs.h"
13 
14 /* Definitions of GuC H/W registers, bits, etc */
15 
16 #define GUC_STATUS			_MMIO(0xc000)
17 #define   GS_RESET_SHIFT		0
18 #define   GS_MIA_IN_RESET		  (0x01 << GS_RESET_SHIFT)
19 #define   GS_BOOTROM_SHIFT		1
20 #define   GS_BOOTROM_MASK		  (0x7F << GS_BOOTROM_SHIFT)
21 #define   GS_BOOTROM_RSA_FAILED		  (0x50 << GS_BOOTROM_SHIFT)
22 #define   GS_BOOTROM_JUMP_PASSED	  (0x76 << GS_BOOTROM_SHIFT)
23 #define   GS_UKERNEL_SHIFT		8
24 #define   GS_UKERNEL_MASK		  (0xFF << GS_UKERNEL_SHIFT)
25 #define   GS_MIA_SHIFT			16
26 #define   GS_MIA_MASK			  (0x07 << GS_MIA_SHIFT)
27 #define   GS_MIA_CORE_STATE		  (0x01 << GS_MIA_SHIFT)
28 #define   GS_MIA_HALT_REQUESTED		  (0x02 << GS_MIA_SHIFT)
29 #define   GS_MIA_ISR_ENTRY		  (0x04 << GS_MIA_SHIFT)
30 #define   GS_AUTH_STATUS_SHIFT		30
31 #define   GS_AUTH_STATUS_MASK		  (0x03U << GS_AUTH_STATUS_SHIFT)
32 #define   GS_AUTH_STATUS_BAD		  (0x01 << GS_AUTH_STATUS_SHIFT)
33 #define   GS_AUTH_STATUS_GOOD		  (0x02 << GS_AUTH_STATUS_SHIFT)
34 
35 #define SOFT_SCRATCH(n)			_MMIO(0xc180 + (n) * 4)
36 #define SOFT_SCRATCH_COUNT		16
37 
38 #define GEN11_SOFT_SCRATCH(n)		_MMIO(0x190240 + (n) * 4)
39 #define GEN11_SOFT_SCRATCH_COUNT	4
40 
41 #define UOS_RSA_SCRATCH(i)		_MMIO(0xc200 + (i) * 4)
42 #define UOS_RSA_SCRATCH_COUNT		64
43 
44 #define DMA_ADDR_0_LOW			_MMIO(0xc300)
45 #define DMA_ADDR_0_HIGH			_MMIO(0xc304)
46 #define DMA_ADDR_1_LOW			_MMIO(0xc308)
47 #define DMA_ADDR_1_HIGH			_MMIO(0xc30c)
48 #define   DMA_ADDRESS_SPACE_WOPCM	  (7 << 16)
49 #define   DMA_ADDRESS_SPACE_GTT		  (8 << 16)
50 #define DMA_COPY_SIZE			_MMIO(0xc310)
51 #define DMA_CTRL			_MMIO(0xc314)
52 #define   HUC_UKERNEL			  (1<<9)
53 #define   UOS_MOVE			  (1<<4)
54 #define   START_DMA			  (1<<0)
55 #define DMA_GUC_WOPCM_OFFSET		_MMIO(0xc340)
56 #define   GUC_WOPCM_OFFSET_VALID	  (1<<0)
57 #define   HUC_LOADING_AGENT_VCR		  (0<<1)
58 #define   HUC_LOADING_AGENT_GUC		  (1<<1)
59 #define   GUC_WOPCM_OFFSET_SHIFT	14
60 #define   GUC_WOPCM_OFFSET_MASK		  (0x3ffff << GUC_WOPCM_OFFSET_SHIFT)
61 #define GUC_MAX_IDLE_COUNT		_MMIO(0xC3E4)
62 
63 #define HUC_STATUS2             _MMIO(0xD3B0)
64 #define   HUC_FW_VERIFIED       (1<<7)
65 
66 #define GEN11_HUC_KERNEL_LOAD_INFO	_MMIO(0xC1DC)
67 #define   HUC_LOAD_SUCCESSFUL		  (1 << 0)
68 
69 #define GUC_WOPCM_SIZE			_MMIO(0xc050)
70 #define   GUC_WOPCM_SIZE_LOCKED		  (1<<0)
71 #define   GUC_WOPCM_SIZE_SHIFT		12
72 #define   GUC_WOPCM_SIZE_MASK		  (0xfffff << GUC_WOPCM_SIZE_SHIFT)
73 
74 #define GEN8_GT_PM_CONFIG		_MMIO(0x138140)
75 #define GEN9LP_GT_PM_CONFIG		_MMIO(0x138140)
76 #define GEN9_GT_PM_CONFIG		_MMIO(0x13816c)
77 #define   GT_DOORBELL_ENABLE		  (1<<0)
78 
79 #define GEN8_GTCR			_MMIO(0x4274)
80 #define   GEN8_GTCR_INVALIDATE		  (1<<0)
81 
82 #define GEN12_GUC_TLB_INV_CR		_MMIO(0xcee8)
83 #define   GEN12_GUC_TLB_INV_CR_INVALIDATE	(1 << 0)
84 
85 #define GUC_ARAT_C6DIS			_MMIO(0xA178)
86 
87 #define GUC_SHIM_CONTROL		_MMIO(0xc064)
88 #define   GUC_DISABLE_SRAM_INIT_TO_ZEROES	(1<<0)
89 #define   GUC_ENABLE_READ_CACHE_LOGIC		(1<<1)
90 #define   GUC_ENABLE_MIA_CACHING		(1<<2)
91 #define   GUC_GEN10_MSGCH_ENABLE		(1<<4)
92 #define   GUC_ENABLE_READ_CACHE_FOR_SRAM_DATA	(1<<9)
93 #define   GUC_ENABLE_READ_CACHE_FOR_WOPCM_DATA	(1<<10)
94 #define   GUC_ENABLE_MIA_CLOCK_GATING		(1<<15)
95 #define   GUC_GEN10_SHIM_WC_ENABLE		(1<<21)
96 
97 #define GUC_SHIM_CONTROL2		_MMIO(0xc068)
98 #define   GUC_IS_PRIVILEGED		(1<<29)
99 #define   GSC_LOADS_HUC			(1<<30)
100 
101 #define GUC_SEND_INTERRUPT		_MMIO(0xc4c8)
102 #define   GUC_SEND_TRIGGER		  (1<<0)
103 #define GEN11_GUC_HOST_INTERRUPT	_MMIO(0x1901f0)
104 
105 #define GEN12_GUC_SEM_INTR_ENABLES	_MMIO(0xc71c)
106 #define   GUC_SEM_INTR_ROUTE_TO_GUC	BIT(31)
107 #define   GUC_SEM_INTR_ENABLE_ALL	(0xff)
108 
109 #define GUC_NUM_DOORBELLS		256
110 
111 /* format of the HW-monitored doorbell cacheline */
112 struct guc_doorbell_info {
113 	u32 db_status;
114 #define GUC_DOORBELL_DISABLED		0
115 #define GUC_DOORBELL_ENABLED		1
116 
117 	u32 cookie;
118 	u32 reserved[14];
119 } __packed;
120 
121 #define GEN8_DRBREGL(x)			_MMIO(0x1000 + (x) * 8)
122 #define   GEN8_DRB_VALID		  (1<<0)
123 #define GEN8_DRBREGU(x)			_MMIO(0x1000 + (x) * 8 + 4)
124 
125 #define GEN12_DIST_DBS_POPULATED		_MMIO(0xd08)
126 #define   GEN12_DOORBELLS_PER_SQIDI_SHIFT	16
127 #define   GEN12_DOORBELLS_PER_SQIDI		(0xff)
128 #define   GEN12_SQIDIS_DOORBELL_EXIST		(0xffff)
129 
130 #define DE_GUCRMR			_MMIO(0x44054)
131 
132 #define GUC_BCS_RCS_IER			_MMIO(0xC550)
133 #define GUC_VCS2_VCS1_IER		_MMIO(0xC554)
134 #define GUC_WD_VECS_IER			_MMIO(0xC558)
135 #define GUC_PM_P24C_IER			_MMIO(0xC55C)
136 
137 /* GuC Interrupt Vector */
138 #define GUC_INTR_GUC2HOST		BIT(15)
139 #define GUC_INTR_EXEC_ERROR		BIT(14)
140 #define GUC_INTR_DISPLAY_EVENT		BIT(13)
141 #define GUC_INTR_SEM_SIG		BIT(12)
142 #define GUC_INTR_IOMMU2GUC		BIT(11)
143 #define GUC_INTR_DOORBELL_RANG		BIT(10)
144 #define GUC_INTR_DMA_DONE		BIT(9)
145 #define GUC_INTR_FATAL_ERROR		BIT(8)
146 #define GUC_INTR_NOTIF_ERROR		BIT(7)
147 #define GUC_INTR_SW_INT_6		BIT(6)
148 #define GUC_INTR_SW_INT_5		BIT(5)
149 #define GUC_INTR_SW_INT_4		BIT(4)
150 #define GUC_INTR_SW_INT_3		BIT(3)
151 #define GUC_INTR_SW_INT_2		BIT(2)
152 #define GUC_INTR_SW_INT_1		BIT(1)
153 #define GUC_INTR_SW_INT_0		BIT(0)
154 
155 #endif
156