1menu "ARC architecture"
2	depends on ARC
3
4config SYS_ARCH
5	default "arc"
6
7config SYS_CPU
8	default "arcv1" if ISA_ARCOMPACT
9	default "arcv2" if ISA_ARCV2
10
11choice
12	prompt "ARC Instruction Set"
13	default ISA_ARCOMPACT
14
15config ISA_ARCOMPACT
16	bool "ARCompact ISA"
17	help
18	  The original ARC ISA of ARC600/700 cores
19
20config ISA_ARCV2
21	bool "ARC ISA v2"
22	help
23	  ISA for the Next Generation ARC-HS cores
24
25endchoice
26
27choice
28	prompt "CPU selection"
29	default CPU_ARC770D if ISA_ARCOMPACT
30	default CPU_ARCHS38 if ISA_ARCV2
31
32config CPU_ARC750D
33	bool "ARC 750D"
34	depends on ISA_ARCOMPACT
35	select ARC_MMU_V2
36	help
37	  Choose this option to build an U-Boot for ARC750D CPU.
38
39config CPU_ARC770D
40	bool "ARC 770D"
41	depends on ISA_ARCOMPACT
42	select ARC_MMU_V3
43	help
44	  Choose this option to build an U-Boot for ARC770D CPU.
45
46config CPU_ARCEM6
47	bool "ARC EM6"
48	depends on ISA_ARCV2
49	select ARC_MMU_ABSENT
50	help
51	  Next Generation ARC Core based on ISA-v2 ISA without MMU.
52
53config CPU_ARCHS36
54	bool "ARC HS36"
55	depends on ISA_ARCV2
56	select ARC_MMU_ABSENT
57	help
58	  Next Generation ARC Core based on ISA-v2 ISA without MMU.
59
60config CPU_ARCHS38
61	bool "ARC HS38"
62	depends on ISA_ARCV2
63	select ARC_MMU_V4
64	help
65	  Next Generation ARC Core based on ISA-v2 ISA with MMU.
66
67endchoice
68
69choice
70	prompt "MMU Version"
71	default ARC_MMU_V3 if CPU_ARC770D
72	default ARC_MMU_V2 if CPU_ARC750D
73	default ARC_MMU_ABSENT if CPU_ARCEM6
74	default ARC_MMU_ABSENT if CPU_ARCHS36
75	default ARC_MMU_V4 if CPU_ARCHS38
76
77config ARC_MMU_ABSENT
78	bool "No MMU"
79	help
80	  No MMU
81
82config ARC_MMU_V2
83	bool "MMU v2"
84	depends on CPU_ARC750D
85	help
86	  Fixed the deficiency of v1 - possible thrashing in memcpy sceanrio
87	  when 2 D-TLB and 1 I-TLB entries index into same 2way set.
88
89config ARC_MMU_V3
90	bool "MMU v3"
91	depends on CPU_ARC770D
92	help
93	  Introduced with ARC700 4.10: New Features
94	  Variable Page size (1k-16k), var JTLB size 128 x (2 or 4)
95	  Shared Address Spaces (SASID)
96
97config ARC_MMU_V4
98	bool "MMU v4"
99	depends on CPU_ARCHS38
100	help
101	  Introduced as a part of ARC HS38 release.
102
103endchoice
104
105config CPU_BIG_ENDIAN
106	bool "Enable Big Endian Mode"
107	default n
108	help
109	  Build kernel for Big Endian Mode of ARC CPU
110
111config SYS_ICACHE_OFF
112	bool "Do not enable icache"
113	default n
114	help
115	  Do not enable instruction cache in U-Boot.
116
117config SPL_SYS_ICACHE_OFF
118	bool "Do not enable icache in SPL"
119	depends on SPL
120	default SYS_ICACHE_OFF
121	help
122	  Do not enable instruction cache in SPL.
123
124config SYS_DCACHE_OFF
125	bool "Do not enable dcache"
126	default n
127	help
128	  Do not enable data cache in U-Boot.
129
130config SPL_SYS_DCACHE_OFF
131	bool "Do not enable dcache in SPL"
132	depends on SPL
133	default SYS_DCACHE_OFF
134	help
135	  Do not enable data cache in SPL.
136
137menuconfig ARC_DBG
138	bool "ARC debugging"
139	default n
140
141if ARC_DBG
142
143config ARC_DBG_IOC_ENABLE
144	bool "Enable IO coherency unit"
145	depends on CPU_ARCHS38
146	default n
147	help
148	  Enable IO coherency unit to debug problems with caches and
149	  DMA peripherals.
150	  NOTE: as of today linux will not work properly if this option
151	  is enabled in u-boot!
152
153endif
154
155choice
156	prompt "Target select"
157	default TARGET_AXS103
158
159config TARGET_TB100
160	bool "Support tb100"
161
162config TARGET_NSIM
163	bool "Support ARC simulation & prototyping platforms"
164
165config TARGET_AXS101
166	bool "Support Synopsys Designware SDP board AXS101"
167
168config TARGET_AXS103
169	bool "Support Synopsys Designware SDP board AXS103"
170
171config TARGET_EMSDP
172	bool "Synopsys EM Software Development Platform"
173	select CPU_ARCEM6
174
175config TARGET_HSDK
176	bool "Support Synopsys HSDK or HSDK-4xD board"
177
178config TARGET_IOT_DEVKIT
179	bool "Synopsys Brite IoT Development kit"
180	select CPU_ARCEM6
181
182endchoice
183
184source "board/abilis/tb100/Kconfig"
185source "board/synopsys/axs10x/Kconfig"
186source "board/synopsys/emsdp/Kconfig"
187source "board/synopsys/hsdk/Kconfig"
188source "board/synopsys/iot_devkit/Kconfig"
189source "board/synopsys/nsim/Kconfig"
190
191endmenu
192