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1 | /* | |
2 | * Copyright (C) 2002 Scott McNutt <smcnutt@artesyncp.com> | |
3 | * | |
4 | * (C) Copyright 2008-2009 | |
5 | * Stefan Roese, DENX Software Engineering, sr@denx.de. | |
6 | * | |
7 | * SPDX-License-Identifier: GPL-2.0+ | |
8 | */ | |
9 | ||
10 | #ifndef _PPC4xx_UIC_H_ | |
11 | #define _PPC4xx_UIC_H_ | |
12 | ||
13 | /* | |
14 | * Define the number of UIC's | |
15 | */ | |
16 | #if defined(CONFIG_440GX) || defined(CONFIG_440SPE) || \ | |
17 | defined(CONFIG_460EX) || defined(CONFIG_460GT) || \ | |
18 | defined(CONFIG_460SX) | |
19 | #define UIC_MAX 4 | |
20 | #elif defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \ | |
21 | defined(CONFIG_405EX) | |
22 | #define UIC_MAX 3 | |
23 | #elif defined(CONFIG_440GP) || defined(CONFIG_440SP) || \ | |
24 | defined(CONFIG_440EP) || defined(CONFIG_440GR) | |
25 | #define UIC_MAX 2 | |
26 | #else | |
27 | #define UIC_MAX 1 | |
28 | #endif | |
29 | ||
30 | #define IRQ_MAX (UIC_MAX * 32) | |
31 | ||
32 | /* | |
33 | * UIC register | |
34 | */ | |
35 | #define UIC_SR 0x0 /* UIC status */ | |
36 | #define UIC_ER 0x2 /* UIC enable */ | |
37 | #define UIC_CR 0x3 /* UIC critical */ | |
38 | #define UIC_PR 0x4 /* UIC polarity */ | |
39 | #define UIC_TR 0x5 /* UIC triggering */ | |
40 | #define UIC_MSR 0x6 /* UIC masked status */ | |
41 | #define UIC_VR 0x7 /* UIC vector */ | |
42 | #define UIC_VCR 0x8 /* UIC vector configuration */ | |
43 | ||
44 | /* | |
45 | * On 440GX we use the UICB0 as UIC0. Its the root UIC where all other UIC's | |
46 | * are cascaded on. With this trick we can use the common UIC code for 440GX | |
47 | * too. | |
48 | */ | |
49 | #if defined(CONFIG_440GX) | |
50 | #define UIC0_DCR_BASE 0x200 | |
51 | #define UIC1_DCR_BASE 0xc0 | |
52 | #define UIC2_DCR_BASE 0xd0 | |
53 | #define UIC3_DCR_BASE 0x210 | |
54 | #else | |
55 | #define UIC0_DCR_BASE 0xc0 | |
56 | #define UIC1_DCR_BASE 0xd0 | |
57 | #define UIC2_DCR_BASE 0xe0 | |
58 | #define UIC3_DCR_BASE 0xf0 | |
59 | #endif | |
60 | ||
61 | #define UIC0SR (UIC0_DCR_BASE+0x0) /* UIC0 status */ | |
62 | #define UIC0ER (UIC0_DCR_BASE+0x2) /* UIC0 enable */ | |
63 | #define UIC0CR (UIC0_DCR_BASE+0x3) /* UIC0 critical */ | |
64 | #define UIC0PR (UIC0_DCR_BASE+0x4) /* UIC0 polarity */ | |
65 | #define UIC0TR (UIC0_DCR_BASE+0x5) /* UIC0 triggering */ | |
66 | #define UIC0MSR (UIC0_DCR_BASE+0x6) /* UIC0 masked status */ | |
67 | #define UIC0VR (UIC0_DCR_BASE+0x7) /* UIC0 vector */ | |
68 | #define UIC0VCR (UIC0_DCR_BASE+0x8) /* UIC0 vector configuration */ | |
69 | ||
70 | #define UIC1SR (UIC1_DCR_BASE+0x0) /* UIC1 status */ | |
71 | #define UIC1ER (UIC1_DCR_BASE+0x2) /* UIC1 enable */ | |
72 | #define UIC1CR (UIC1_DCR_BASE+0x3) /* UIC1 critical */ | |
73 | #define UIC1PR (UIC1_DCR_BASE+0x4) /* UIC1 polarity */ | |
74 | #define UIC1TR (UIC1_DCR_BASE+0x5) /* UIC1 triggering */ | |
75 | #define UIC1MSR (UIC1_DCR_BASE+0x6) /* UIC1 masked status */ | |
76 | #define UIC1VR (UIC1_DCR_BASE+0x7) /* UIC1 vector */ | |
77 | #define UIC1VCR (UIC1_DCR_BASE+0x8) /* UIC1 vector configuration */ | |
78 | ||
79 | #define UIC2SR (UIC2_DCR_BASE+0x0) /* UIC2 status-Read Clear */ | |
80 | #define UIC2ER (UIC2_DCR_BASE+0x2) /* UIC2 enable */ | |
81 | #define UIC2CR (UIC2_DCR_BASE+0x3) /* UIC2 critical */ | |
82 | #define UIC2PR (UIC2_DCR_BASE+0x4) /* UIC2 polarity */ | |
83 | #define UIC2TR (UIC2_DCR_BASE+0x5) /* UIC2 triggering */ | |
84 | #define UIC2MSR (UIC2_DCR_BASE+0x6) /* UIC2 masked status */ | |
85 | #define UIC2VR (UIC2_DCR_BASE+0x7) /* UIC2 vector */ | |
86 | #define UIC2VCR (UIC2_DCR_BASE+0x8) /* UIC2 vector configuration */ | |
87 | ||
88 | #define UIC3SR (UIC3_DCR_BASE+0x0) /* UIC3 status-Read Clear */ | |
89 | #define UIC3ER (UIC3_DCR_BASE+0x2) /* UIC3 enable */ | |
90 | #define UIC3CR (UIC3_DCR_BASE+0x3) /* UIC3 critical */ | |
91 | #define UIC3PR (UIC3_DCR_BASE+0x4) /* UIC3 polarity */ | |
92 | #define UIC3TR (UIC3_DCR_BASE+0x5) /* UIC3 triggering */ | |
93 | #define UIC3MSR (UIC3_DCR_BASE+0x6) /* UIC3 masked status */ | |
94 | #define UIC3VR (UIC3_DCR_BASE+0x7) /* UIC3 vector */ | |
95 | #define UIC3VCR (UIC3_DCR_BASE+0x8) /* UIC3 vector configuration */ | |
96 | ||
97 | /* | |
98 | * Now the interrupt vector definitions. They are different for most of | |
99 | * the 4xx variants, so we need some more #ifdef's here. No mask | |
100 | * definitions anymore here. For this please use the UIC_MASK macro below. | |
101 | * | |
102 | * Note: Please only define the interrupts really used in U-Boot here. | |
103 | * Those are the cascading and EMAC/MAL related interrupt. | |
104 | */ | |
105 | ||
106 | #if defined(CONFIG_405EP) || defined(CONFIG_405GP) | |
107 | #define VECNUM_MAL_SERR 10 | |
108 | #define VECNUM_MAL_TXEOB 11 | |
109 | #define VECNUM_MAL_RXEOB 12 | |
110 | #define VECNUM_MAL_TXDE 13 | |
111 | #define VECNUM_MAL_RXDE 14 | |
112 | #define VECNUM_ETH0 15 | |
113 | #define VECNUM_ETH1_OFFS 2 | |
114 | #define VECNUM_EIRQ6 29 | |
115 | #endif /* defined(CONFIG_405EP) */ | |
116 | ||
117 | #if defined(CONFIG_405EZ) | |
118 | #define VECNUM_USBDEV 15 | |
119 | #define VECNUM_ETH0 16 | |
120 | #define VECNUM_MAL_SERR 18 | |
121 | #define VECNUM_MAL_TXDE 18 | |
122 | #define VECNUM_MAL_RXDE 18 | |
123 | #define VECNUM_MAL_TXEOB 19 | |
124 | #define VECNUM_MAL_RXEOB 21 | |
125 | #endif /* CONFIG_405EX */ | |
126 | ||
127 | #if defined(CONFIG_405EX) | |
128 | /* UIC 0 */ | |
129 | #define VECNUM_MAL_TXEOB 10 | |
130 | #define VECNUM_MAL_RXEOB 11 | |
131 | #define VECNUM_ETH0 24 | |
132 | #define VECNUM_ETH1_OFFS 1 | |
133 | #define VECNUM_UIC2NCI 28 | |
134 | #define VECNUM_UIC2CI 29 | |
135 | #define VECNUM_UIC1NCI 30 | |
136 | #define VECNUM_UIC1CI 31 | |
137 | ||
138 | /* UIC 1 */ | |
139 | #define VECNUM_MAL_SERR (32 + 0) | |
140 | #define VECNUM_MAL_TXDE (32 + 1) | |
141 | #define VECNUM_MAL_RXDE (32 + 2) | |
142 | #endif /* CONFIG_405EX */ | |
143 | ||
144 | #if defined(CONFIG_440GP) || \ | |
145 | defined(CONFIG_440EP) || defined(CONFIG_440GR) | |
146 | /* UIC 0 */ | |
147 | #define VECNUM_MAL_TXEOB 10 | |
148 | #define VECNUM_MAL_RXEOB 11 | |
149 | #define VECNUM_UIC1NCI 30 | |
150 | #define VECNUM_UIC1CI 31 | |
151 | ||
152 | /* UIC 1 */ | |
153 | #define VECNUM_MAL_SERR (32 + 0) | |
154 | #define VECNUM_MAL_TXDE (32 + 1) | |
155 | #define VECNUM_MAL_RXDE (32 + 2) | |
156 | #define VECNUM_USBDEV (32 + 23) | |
157 | #define VECNUM_ETH0 (32 + 28) | |
158 | #define VECNUM_ETH1_OFFS 2 | |
159 | #endif /* CONFIG_440GP */ | |
160 | ||
161 | #if defined(CONFIG_440GX) | |
162 | /* UICB 0 (440GX only) */ | |
163 | /* | |
164 | * All those defines below are off-by-one, so that the common UIC code | |
165 | * can be used. So VECNUM_UIC1CI refers to VECNUM_UIC0CI etc. | |
166 | */ | |
167 | #define VECNUM_UIC1CI 0 | |
168 | #define VECNUM_UIC1NCI 1 | |
169 | #define VECNUM_UIC2CI 2 | |
170 | #define VECNUM_UIC2NCI 3 | |
171 | #define VECNUM_UIC3CI 4 | |
172 | #define VECNUM_UIC3NCI 5 | |
173 | ||
174 | /* UIC 0, used as UIC1 on 440GX because of UICB0 */ | |
175 | #define VECNUM_MAL_TXEOB (32 + 10) | |
176 | #define VECNUM_MAL_RXEOB (32 + 11) | |
177 | ||
178 | /* UIC 1, used as UIC2 on 440GX because of UICB0 */ | |
179 | #define VECNUM_MAL_SERR (64 + 0) | |
180 | #define VECNUM_MAL_TXDE (64 + 1) | |
181 | #define VECNUM_MAL_RXDE (64 + 2) | |
182 | #define VECNUM_ETH0 (64 + 28) | |
183 | #define VECNUM_ETH1_OFFS 2 | |
184 | #endif /* CONFIG_440GX */ | |
185 | ||
186 | #if defined(CONFIG_440EPX) || defined(CONFIG_440GRX) | |
187 | /* UIC 0 */ | |
188 | #define VECNUM_MAL_TXEOB 10 | |
189 | #define VECNUM_MAL_RXEOB 11 | |
190 | #define VECNUM_USBDEV 20 | |
191 | #define VECNUM_ETH0 24 | |
192 | #define VECNUM_ETH1_OFFS 1 | |
193 | #define VECNUM_UIC2NCI 28 | |
194 | #define VECNUM_UIC2CI 29 | |
195 | #define VECNUM_UIC1NCI 30 | |
196 | #define VECNUM_UIC1CI 31 | |
197 | ||
198 | /* UIC 1 */ | |
199 | #define VECNUM_MAL_SERR (32 + 0) | |
200 | #define VECNUM_MAL_TXDE (32 + 1) | |
201 | #define VECNUM_MAL_RXDE (32 + 2) | |
202 | ||
203 | /* UIC 2 */ | |
204 | #define VECNUM_EIRQ2 (64 + 3) | |
205 | #endif /* CONFIG_440EPX */ | |
206 | ||
207 | #if defined(CONFIG_440SP) | |
208 | /* UIC 0 */ | |
209 | #define VECNUM_UIC1NCI 30 | |
210 | #define VECNUM_UIC1CI 31 | |
211 | ||
212 | /* UIC 1 */ | |
213 | #define VECNUM_MAL_SERR (32 + 1) | |
214 | #define VECNUM_MAL_TXDE (32 + 2) | |
215 | #define VECNUM_MAL_RXDE (32 + 3) | |
216 | #define VECNUM_MAL_TXEOB (32 + 6) | |
217 | #define VECNUM_MAL_RXEOB (32 + 7) | |
218 | #define VECNUM_ETH0 (32 + 28) | |
219 | #endif /* CONFIG_440SP */ | |
220 | ||
221 | #if defined(CONFIG_440SPE) | |
222 | /* UIC 0 */ | |
223 | #define VECNUM_UIC2NCI 10 | |
224 | #define VECNUM_UIC2CI 11 | |
225 | #define VECNUM_UIC3NCI 16 | |
226 | #define VECNUM_UIC3CI 17 | |
227 | #define VECNUM_UIC1NCI 30 | |
228 | #define VECNUM_UIC1CI 31 | |
229 | ||
230 | /* UIC 1 */ | |
231 | #define VECNUM_MAL_SERR (32 + 1) | |
232 | #define VECNUM_MAL_TXDE (32 + 2) | |
233 | #define VECNUM_MAL_RXDE (32 + 3) | |
234 | #define VECNUM_MAL_TXEOB (32 + 6) | |
235 | #define VECNUM_MAL_RXEOB (32 + 7) | |
236 | #define VECNUM_ETH0 (32 + 28) | |
237 | #endif /* CONFIG_440SPE */ | |
238 | ||
239 | #if defined(CONFIG_460EX) || defined(CONFIG_460GT) | |
240 | /* UIC 0 */ | |
241 | #define VECNUM_UIC2NCI 10 | |
242 | #define VECNUM_UIC2CI 11 | |
243 | #define VECNUM_UIC3NCI 16 | |
244 | #define VECNUM_UIC3CI 17 | |
245 | #define VECNUM_UIC1NCI 30 | |
246 | #define VECNUM_UIC1CI 31 | |
247 | ||
248 | /* UIC 2 */ | |
249 | #define VECNUM_MAL_SERR (64 + 3) | |
250 | #define VECNUM_MAL_TXDE (64 + 4) | |
251 | #define VECNUM_MAL_RXDE (64 + 5) | |
252 | #define VECNUM_MAL_TXEOB (64 + 6) | |
253 | #define VECNUM_MAL_RXEOB (64 + 7) | |
254 | #define VECNUM_ETH0 (64 + 16) | |
255 | #define VECNUM_ETH1_OFFS 1 | |
256 | #endif /* CONFIG_460EX */ | |
257 | ||
258 | #if defined(CONFIG_460SX) | |
259 | /* UIC 0 */ | |
260 | #define VECNUM_UIC2NCI 10 | |
261 | #define VECNUM_UIC2CI 11 | |
262 | #define VECNUM_UIC3NCI 16 | |
263 | #define VECNUM_UIC3CI 17 | |
264 | #define VECNUM_ETH0 19 | |
265 | #define VECNUM_ETH1_OFFS 1 | |
266 | #define VECNUM_UIC1NCI 30 | |
267 | #define VECNUM_UIC1CI 31 | |
268 | ||
269 | /* UIC 1 */ | |
270 | #define VECNUM_MAL_SERR (32 + 1) | |
271 | #define VECNUM_MAL_TXDE (32 + 2) | |
272 | #define VECNUM_MAL_RXDE (32 + 3) | |
273 | #define VECNUM_MAL_TXEOB (32 + 6) | |
274 | #define VECNUM_MAL_RXEOB (32 + 7) | |
275 | #endif /* CONFIG_460EX */ | |
276 | ||
277 | #if !defined(VECNUM_ETH1_OFFS) | |
278 | #define VECNUM_ETH1_OFFS 1 | |
279 | #endif | |
280 | ||
281 | /* | |
282 | * Mask definitions (used for example in 4xx_enet.c) | |
283 | */ | |
284 | #define UIC_MASK(vec) (0x80000000 >> ((vec) & 0x1f)) | |
285 | /* UIC_NR won't work for 440GX because of its specific UIC DCR addresses */ | |
286 | #define UIC_NR(vec) ((vec) >> 5) | |
287 | ||
288 | #endif /* _PPC4xx_UIC_H_ */ |