tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/* SPDX-License-Identifier: MIT */
2/*
3 * Copyright © 2022 Intel Corporation
4 */
5
6#ifndef _XE_GUC_REGS_H_
7#define _XE_GUC_REGS_H_
8
9#include <linux/compiler.h>
10#include <linux/types.h>
11
12#include "regs/xe_reg_defs.h"
13
14/* Definitions of GuC H/W registers, bits, etc */
15
16#define DIST_DBS_POPULATED XE_REG(0xd08)
17#define DOORBELLS_PER_SQIDI_MASK REG_GENMASK(23, 16)
18#define SQIDIS_DOORBELL_EXIST_MASK REG_GENMASK(15, 0)
19
20#define DRBREGL(x) XE_REG(0x1000 + (x) * 8)
21#define DRB_VALID REG_BIT(0)
22#define DRBREGU(x) XE_REG(0x1000 + (x) * 8 + 4)
23
24#define GTCR XE_REG(0x4274)
25#define GTCR_INVALIDATE REG_BIT(0)
26
27#define GUC_ARAT_C6DIS XE_REG(0xa178)
28
29#define GUC_STATUS XE_REG(0xc000)
30#define GS_AUTH_STATUS_MASK REG_GENMASK(31, 30)
31#define GS_AUTH_STATUS_BAD REG_FIELD_PREP(GS_AUTH_STATUS_MASK, 0x1)
32#define GS_AUTH_STATUS_GOOD REG_FIELD_PREP(GS_AUTH_STATUS_MASK, 0x2)
33#define GS_MIA_MASK REG_GENMASK(18, 16)
34#define GS_MIA_CORE_STATE REG_FIELD_PREP(GS_MIA_MASK, 0x1)
35#define GS_MIA_HALT_REQUESTED REG_FIELD_PREP(GS_MIA_MASK, 0x2)
36#define GS_MIA_ISR_ENTRY REG_FIELD_PREP(GS_MIA_MASK, 0x4)
37#define GS_UKERNEL_MASK REG_GENMASK(15, 8)
38#define GS_BOOTROM_MASK REG_GENMASK(7, 1)
39#define GS_BOOTROM_RSA_FAILED REG_FIELD_PREP(GS_BOOTROM_MASK, 0x50)
40#define GS_BOOTROM_JUMP_PASSED REG_FIELD_PREP(GS_BOOTROM_MASK, 0x76)
41#define GS_MIA_IN_RESET REG_BIT(0)
42
43#define GUC_HEADER_INFO XE_REG(0xc014)
44
45#define GUC_WOPCM_SIZE XE_REG(0xc050)
46#define GUC_WOPCM_SIZE_MASK REG_GENMASK(31, 12)
47#define GUC_WOPCM_SIZE_LOCKED REG_BIT(0)
48
49#define GUC_SHIM_CONTROL XE_REG(0xc064)
50#define GUC_MOCS_INDEX_MASK REG_GENMASK(27, 24)
51#define GUC_SHIM_WC_ENABLE REG_BIT(21)
52#define GUC_ENABLE_MIA_CLOCK_GATING REG_BIT(15)
53#define GUC_ENABLE_READ_CACHE_FOR_WOPCM_DATA REG_BIT(10)
54#define GUC_ENABLE_READ_CACHE_FOR_SRAM_DATA REG_BIT(9)
55#define GUC_MSGCH_ENABLE REG_BIT(4)
56#define GUC_ENABLE_MIA_CACHING REG_BIT(2)
57#define GUC_ENABLE_READ_CACHE_LOGIC REG_BIT(1)
58#define GUC_DISABLE_SRAM_INIT_TO_ZEROES REG_BIT(0)
59
60#define SOFT_SCRATCH(n) XE_REG(0xc180 + (n) * 4)
61#define SOFT_SCRATCH_COUNT 16
62
63#define HUC_KERNEL_LOAD_INFO XE_REG(0xc1dc)
64#define HUC_LOAD_SUCCESSFUL REG_BIT(0)
65
66#define UOS_RSA_SCRATCH(i) XE_REG(0xc200 + (i) * 4)
67#define UOS_RSA_SCRATCH_COUNT 64
68
69#define DMA_ADDR_0_LOW XE_REG(0xc300)
70#define DMA_ADDR_0_HIGH XE_REG(0xc304)
71#define DMA_ADDR_1_LOW XE_REG(0xc308)
72#define DMA_ADDR_1_HIGH XE_REG(0xc30c)
73#define DMA_ADDR_SPACE_MASK REG_GENMASK(20, 16)
74#define DMA_ADDRESS_SPACE_WOPCM REG_FIELD_PREP(DMA_ADDR_SPACE_MASK, 7)
75#define DMA_ADDRESS_SPACE_GGTT REG_FIELD_PREP(DMA_ADDR_SPACE_MASK, 8)
76#define DMA_COPY_SIZE XE_REG(0xc310)
77#define DMA_CTRL XE_REG(0xc314)
78#define HUC_UKERNEL REG_BIT(9)
79#define UOS_MOVE REG_BIT(4)
80#define START_DMA REG_BIT(0)
81#define DMA_GUC_WOPCM_OFFSET XE_REG(0xc340)
82#define GUC_WOPCM_OFFSET_SHIFT 14
83#define GUC_WOPCM_OFFSET_MASK REG_GENMASK(31, GUC_WOPCM_OFFSET_SHIFT)
84#define HUC_LOADING_AGENT_GUC REG_BIT(1)
85#define GUC_WOPCM_OFFSET_VALID REG_BIT(0)
86#define GUC_MAX_IDLE_COUNT XE_REG(0xc3e4)
87
88#define GUC_SEND_INTERRUPT XE_REG(0xc4c8)
89#define GUC_SEND_TRIGGER REG_BIT(0)
90
91#define GUC_BCS_RCS_IER XE_REG(0xc550)
92#define GUC_VCS2_VCS1_IER XE_REG(0xc554)
93#define GUC_WD_VECS_IER XE_REG(0xc558)
94#define GUC_PM_P24C_IER XE_REG(0xc55c)
95
96#define GUC_TLB_INV_CR XE_REG(0xcee8)
97#define GUC_TLB_INV_CR_INVALIDATE REG_BIT(0)
98
99#define HUC_STATUS2 XE_REG(0xd3b0)
100#define HUC_FW_VERIFIED REG_BIT(7)
101
102#define GT_PM_CONFIG XE_REG(0x13816c)
103#define GT_DOORBELL_ENABLE REG_BIT(0)
104
105#define GUC_HOST_INTERRUPT XE_REG(0x1901f0, XE_REG_OPTION_VF)
106
107#define VF_SW_FLAG(n) XE_REG(0x190240 + (n) * 4, XE_REG_OPTION_VF)
108#define VF_SW_FLAG_COUNT 4
109
110#define MED_GUC_HOST_INTERRUPT XE_REG(0x190304, XE_REG_OPTION_VF)
111
112#define MED_VF_SW_FLAG(n) XE_REG(0x190310 + (n) * 4, XE_REG_OPTION_VF)
113#define MED_VF_SW_FLAG_COUNT 4
114
115#define GUC_TLB_INV_CR XE_REG(0xcee8)
116#define GUC_TLB_INV_CR_INVALIDATE REG_BIT(0)
117#define PVC_GUC_TLB_INV_DESC0 XE_REG(0xcf7c)
118#define PVC_GUC_TLB_INV_DESC0_VALID REG_BIT(0)
119#define PVC_GUC_TLB_INV_DESC1 XE_REG(0xcf80)
120#define PVC_GUC_TLB_INV_DESC1_INVALIDATE REG_BIT(6)
121
122/* GuC Interrupt Vector */
123#define GUC_INTR_GUC2HOST REG_BIT(15)
124#define GUC_INTR_EXEC_ERROR REG_BIT(14)
125#define GUC_INTR_DISPLAY_EVENT REG_BIT(13)
126#define GUC_INTR_SEM_SIG REG_BIT(12)
127#define GUC_INTR_IOMMU2GUC REG_BIT(11)
128#define GUC_INTR_DOORBELL_RANG REG_BIT(10)
129#define GUC_INTR_DMA_DONE REG_BIT(9)
130#define GUC_INTR_FATAL_ERROR REG_BIT(8)
131#define GUC_INTR_NOTIF_ERROR REG_BIT(7)
132#define GUC_INTR_SW_INT_6 REG_BIT(6)
133#define GUC_INTR_SW_INT_5 REG_BIT(5)
134#define GUC_INTR_SW_INT_4 REG_BIT(4)
135#define GUC_INTR_SW_INT_3 REG_BIT(3)
136#define GUC_INTR_SW_INT_2 REG_BIT(2)
137#define GUC_INTR_SW_INT_1 REG_BIT(1)
138#define GUC_INTR_SW_INT_0 REG_BIT(0)
139
140#define GUC_NUM_DOORBELLS 256
141
142/* format of the HW-monitored doorbell cacheline */
143struct guc_doorbell_info {
144 u32 db_status;
145#define GUC_DOORBELL_DISABLED 0
146#define GUC_DOORBELL_ENABLED 1
147
148 u32 cookie;
149 u32 reserved[14];
150} __packed;
151
152#endif