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26bf7dec AL |
1 | /* |
2 | * U-boot - BF537.c | |
3 | * | |
155fd766 | 4 | * Copyright (c) 2005-2007 Analog Devices Inc. |
26bf7dec AL |
5 | * |
6 | * (C) Copyright 2000-2004 | |
7 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. | |
8 | * | |
9 | * See file CREDITS for list of people who contributed to this | |
10 | * project. | |
11 | * | |
12 | * This program is free software; you can redistribute it and/or | |
13 | * modify it under the terms of the GNU General Public License as | |
14 | * published by the Free Software Foundation; either version 2 of | |
15 | * the License, or (at your option) any later version. | |
16 | * | |
17 | * This program is distributed in the hope that it will be useful, | |
18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
20 | * GNU General Public License for more details. | |
21 | * | |
22 | * You should have received a copy of the GNU General Public License | |
23 | * along with this program; if not, write to the Free Software | |
155fd766 AL |
24 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, |
25 | * MA 02110-1301 USA | |
26bf7dec AL |
26 | */ |
27 | ||
28 | #include <common.h> | |
29 | #include <config.h> | |
30 | #include <command.h> | |
31 | #include <asm/blackfin.h> | |
32 | #include <asm/io.h> | |
b8f4162a | 33 | #include <net.h> |
d4d77308 | 34 | #include <asm/mach-common/bits/bootrom.h> |
89973f8a | 35 | #include <netdev.h> |
26bf7dec | 36 | |
b8f4162a JCPV |
37 | /** |
38 | * is_valid_ether_addr - Determine if the given Ethernet address is valid | |
39 | * @addr: Pointer to a six-byte array containing the Ethernet address | |
40 | * | |
41 | * Check that the Ethernet address (MAC) is not 00:00:00:00:00:00, is not | |
42 | * a multicast address, and is not FF:FF:FF:FF:FF:FF. | |
43 | * | |
44 | * Return true if the address is valid. | |
45 | */ | |
46 | static inline int is_valid_ether_addr(const u8 * addr) | |
47 | { | |
48 | /* FF:FF:FF:FF:FF:FF is a multicast address so we don't need to | |
49 | * explicitly check for it here. */ | |
50 | return !is_multicast_ether_addr(addr) && !is_zero_ether_addr(addr); | |
51 | } | |
52 | ||
1218abf1 WD |
53 | DECLARE_GLOBAL_DATA_PTR; |
54 | ||
26bf7dec AL |
55 | #define POST_WORD_ADDR 0xFF903FFC |
56 | ||
26bf7dec AL |
57 | int checkboard(void) |
58 | { | |
26bf7dec AL |
59 | printf("Board: ADI BF537 stamp board\n"); |
60 | printf(" Support: http://blackfin.uclinux.org/\n"); | |
61 | return 0; | |
62 | } | |
63 | ||
64 | #if defined(CONFIG_BFIN_IDE) | |
65 | ||
66 | void cf_outb(unsigned char val, volatile unsigned char *addr) | |
67 | { | |
68 | *(addr) = val; | |
d4d77308 | 69 | SSYNC(); |
26bf7dec AL |
70 | } |
71 | ||
72 | unsigned char cf_inb(volatile unsigned char *addr) | |
73 | { | |
74 | volatile unsigned char c; | |
75 | ||
76 | c = *(addr); | |
d4d77308 | 77 | SSYNC(); |
26bf7dec AL |
78 | |
79 | return c; | |
80 | } | |
81 | ||
82 | void cf_insw(unsigned short *sect_buf, unsigned short *addr, int words) | |
83 | { | |
84 | int i; | |
85 | ||
86 | for (i = 0; i < words; i++) | |
87 | *(sect_buf + i) = *(addr); | |
d4d77308 | 88 | SSYNC(); |
26bf7dec AL |
89 | } |
90 | ||
91 | void cf_outsw(unsigned short *addr, unsigned short *sect_buf, int words) | |
92 | { | |
93 | int i; | |
94 | ||
95 | for (i = 0; i < words; i++) | |
96 | *(addr) = *(sect_buf + i); | |
d4d77308 | 97 | SSYNC(); |
26bf7dec AL |
98 | } |
99 | #endif /* CONFIG_BFIN_IDE */ | |
100 | ||
9973e3c6 | 101 | phys_size_t initdram(int board_type) |
26bf7dec | 102 | { |
6d0f6bcf JCPV |
103 | gd->bd->bi_memstart = CONFIG_SYS_SDRAM_BASE; |
104 | gd->bd->bi_memsize = CONFIG_SYS_MAX_RAM_SIZE; | |
41f3325a | 105 | return gd->bd->bi_memsize; |
26bf7dec AL |
106 | } |
107 | ||
108 | #if defined(CONFIG_MISC_INIT_R) | |
109 | /* miscellaneous platform dependent initialisations */ | |
110 | int misc_init_r(void) | |
111 | { | |
9171fc81 | 112 | #if defined(CONFIG_CMD_NET) |
26bf7dec AL |
113 | char nid[32]; |
114 | unsigned char *pMACaddr = (unsigned char *)0x203F0000; | |
26bf7dec | 115 | |
26bf7dec AL |
116 | /* The 0xFF check here is to make sure we don't use the address |
117 | * in flash if it's simply been erased (aka all 0xFF values) */ | |
118 | if (getenv("ethaddr") == NULL && is_valid_ether_addr(pMACaddr)) { | |
119 | sprintf(nid, "%02x:%02x:%02x:%02x:%02x:%02x", | |
120 | pMACaddr[0], pMACaddr[1], | |
121 | pMACaddr[2], pMACaddr[3], pMACaddr[4], pMACaddr[5]); | |
122 | setenv("ethaddr", nid); | |
123 | } | |
fcec2eb9 | 124 | #endif |
26bf7dec AL |
125 | |
126 | #if defined(CONFIG_BFIN_IDE) | |
127 | #if defined(CONFIG_BFIN_TRUE_IDE) | |
128 | /* Enable ATASEL when in True IDE mode */ | |
129 | printf("Using CF True IDE Mode\n"); | |
130 | cf_outb(0, (unsigned char *)CONFIG_CF_ATASEL_ENA); | |
131 | udelay(1000); | |
132 | #elif defined(CONFIG_BFIN_CF_IDE) | |
133 | /* Disable ATASEL when we're in Common Memory Mode */ | |
134 | printf("Using CF Common Memory Mode\n"); | |
135 | cf_outb(0, (unsigned char *)CONFIG_CF_ATASEL_DIS); | |
136 | udelay(1000); | |
137 | #elif defined(CONFIG_BFIN_HDD_IDE) | |
138 | printf("Using HDD IDE Mode\n"); | |
139 | #endif | |
140 | ide_init(); | |
141 | #endif /* CONFIG_BFIN_IDE */ | |
142 | return 0; | |
143 | } | |
144 | #endif /* CONFIG_MISC_INIT_R */ | |
145 | ||
91494731 BW |
146 | #if defined(CONFIG_BFIN_MAC) |
147 | ||
91494731 BW |
148 | int board_eth_init(bd_t *bis) |
149 | { | |
150 | return bfin_EMAC_initialize(bis); | |
151 | } | |
152 | #endif | |
153 | ||
26bf7dec | 154 | #ifdef CONFIG_POST |
26bf7dec AL |
155 | /* Using sw10-PF5 as the hotkey */ |
156 | int post_hotkeys_pressed(void) | |
157 | { | |
158 | int delay = 3; | |
159 | int i; | |
160 | unsigned short value; | |
161 | ||
162 | *pPORTF_FER &= ~PF5; | |
163 | *pPORTFIO_DIR &= ~PF5; | |
164 | *pPORTFIO_INEN |= PF5; | |
165 | ||
166 | printf("########Press SW10 to enter Memory POST########: %2d ", delay); | |
167 | while (delay--) { | |
168 | for (i = 0; i < 100; i++) { | |
169 | value = *pPORTFIO & PF5; | |
170 | if (value != 0) { | |
171 | break; | |
172 | } | |
173 | udelay(10000); | |
174 | } | |
175 | printf("\b\b\b%2d ", delay); | |
176 | } | |
177 | printf("\b\b\b 0"); | |
178 | printf("\n"); | |
179 | if (value == 0) | |
180 | return 0; | |
181 | else { | |
182 | printf("Hotkey has been pressed, Enter POST . . . . . .\n"); | |
183 | return 1; | |
184 | } | |
185 | } | |
186 | #endif | |
26bf7dec AL |
187 | |
188 | #if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER) | |
189 | void post_word_store(ulong a) | |
190 | { | |
191 | volatile ulong *save_addr = (volatile ulong *)POST_WORD_ADDR; | |
192 | *save_addr = a; | |
193 | } | |
194 | ||
195 | ulong post_word_load(void) | |
196 | { | |
197 | volatile ulong *save_addr = (volatile ulong *)POST_WORD_ADDR; | |
198 | return *save_addr; | |
199 | } | |
200 | #endif | |
201 | ||
202 | #ifdef CONFIG_POST | |
203 | int uart_post_test(int flags) | |
204 | { | |
205 | return 0; | |
206 | } | |
207 | ||
208 | #define BLOCK_SIZE 0x10000 | |
209 | #define VERIFY_ADDR 0x2000000 | |
210 | extern int erase_block_flash(int); | |
211 | extern int write_data(long lStart, long lCount, uchar * pnData); | |
212 | int flash_post_test(int flags) | |
213 | { | |
214 | unsigned short *pbuf, *temp; | |
215 | int offset, n, i; | |
216 | int value = 0; | |
217 | int result = 0; | |
218 | printf("\n"); | |
219 | pbuf = (unsigned short *)VERIFY_ADDR; | |
220 | temp = pbuf; | |
221 | for (n = FLASH_START_POST_BLOCK; n < FLASH_END_POST_BLOCK; n++) { | |
222 | offset = (n - 7) * BLOCK_SIZE; | |
223 | printf("--------Erase block:%2d..", n); | |
224 | erase_block_flash(n); | |
225 | printf("OK\r"); | |
226 | printf("--------Program block:%2d...", n); | |
6d0f6bcf | 227 | write_data(CONFIG_SYS_FLASH_BASE + offset, BLOCK_SIZE, pbuf); |
26bf7dec AL |
228 | printf("OK\r"); |
229 | printf("--------Verify block:%2d...", n); | |
230 | for (i = 0; i < BLOCK_SIZE; i += 2) { | |
6d0f6bcf | 231 | if (*(unsigned short *)(CONFIG_SYS_FLASH_BASE + offset + i) != |
26bf7dec AL |
232 | *temp++) { |
233 | value = 1; | |
234 | result = 1; | |
235 | } | |
236 | } | |
237 | if (value) | |
238 | printf("failed\n"); | |
239 | else | |
240 | printf("OK %3d%%\r", | |
241 | (int)( | |
242 | (n + 1 - | |
243 | FLASH_START_POST_BLOCK) * | |
244 | 100 / (FLASH_END_POST_BLOCK - | |
245 | FLASH_START_POST_BLOCK))); | |
246 | ||
247 | temp = pbuf; | |
248 | value = 0; | |
249 | } | |
250 | printf("\n"); | |
251 | if (result) | |
252 | return -1; | |
253 | else | |
254 | return 0; | |
255 | } | |
256 | ||
257 | /**************************************************** | |
258 | * LED1 ---- PF6 LED2 ---- PF7 * | |
259 | * LED3 ---- PF8 LED4 ---- PF9 * | |
260 | * LED5 ---- PF10 LED6 ---- PF11 * | |
261 | ****************************************************/ | |
262 | int led_post_test(int flags) | |
263 | { | |
264 | *pPORTF_FER &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11); | |
265 | *pPORTFIO_DIR |= PF6 | PF7 | PF8 | PF9 | PF10 | PF11; | |
266 | *pPORTFIO_INEN &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11); | |
267 | *pPORTFIO &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11); | |
268 | udelay(1000000); | |
269 | printf("LED1 on"); | |
270 | *pPORTFIO |= PF6; | |
271 | udelay(1000000); | |
272 | printf("\b\b\b\b\b\b\b"); | |
273 | printf("LED2 on"); | |
274 | *pPORTFIO |= PF7; | |
275 | udelay(1000000); | |
276 | printf("\b\b\b\b\b\b\b"); | |
277 | printf("LED3 on"); | |
278 | *pPORTFIO |= PF8; | |
279 | udelay(1000000); | |
280 | printf("\b\b\b\b\b\b\b"); | |
281 | printf("LED4 on"); | |
282 | *pPORTFIO |= PF9; | |
283 | udelay(1000000); | |
284 | printf("\b\b\b\b\b\b\b"); | |
285 | printf("LED5 on"); | |
286 | *pPORTFIO |= PF10; | |
287 | udelay(1000000); | |
288 | printf("\b\b\b\b\b\b\b"); | |
289 | printf("lED6 on"); | |
290 | *pPORTFIO |= PF11; | |
291 | printf("\b\b\b\b\b\b\b "); | |
292 | return 0; | |
293 | } | |
294 | ||
295 | /************************************************ | |
296 | * SW10 ---- PF5 SW11 ---- PF4 * | |
297 | * SW12 ---- PF3 SW13 ---- PF2 * | |
298 | ************************************************/ | |
299 | int button_post_test(int flags) | |
300 | { | |
301 | int i, delay = 5; | |
302 | unsigned short value = 0; | |
303 | int result = 0; | |
304 | ||
305 | *pPORTF_FER &= ~(PF5 | PF4 | PF3 | PF2); | |
306 | *pPORTFIO_DIR &= ~(PF5 | PF4 | PF3 | PF2); | |
307 | *pPORTFIO_INEN |= (PF5 | PF4 | PF3 | PF2); | |
308 | ||
309 | printf("\n--------Press SW10: %2d ", delay); | |
310 | while (delay--) { | |
311 | for (i = 0; i < 100; i++) { | |
312 | value = *pPORTFIO & PF5; | |
313 | if (value != 0) { | |
314 | break; | |
315 | } | |
316 | udelay(10000); | |
317 | } | |
318 | printf("\b\b\b%2d ", delay); | |
319 | } | |
320 | if (value != 0) | |
321 | printf("\b\bOK"); | |
322 | else { | |
323 | result = -1; | |
324 | printf("\b\bfailed"); | |
325 | } | |
326 | ||
327 | delay = 5; | |
328 | printf("\n--------Press SW11: %2d ", delay); | |
329 | while (delay--) { | |
330 | for (i = 0; i < 100; i++) { | |
331 | value = *pPORTFIO & PF4; | |
332 | if (value != 0) { | |
333 | break; | |
334 | } | |
335 | udelay(10000); | |
336 | } | |
337 | printf("\b\b\b%2d ", delay); | |
338 | } | |
339 | if (value != 0) | |
340 | printf("\b\bOK"); | |
341 | else { | |
342 | result = -1; | |
343 | printf("\b\bfailed"); | |
344 | } | |
345 | ||
346 | delay = 5; | |
347 | printf("\n--------Press SW12: %2d ", delay); | |
348 | while (delay--) { | |
349 | for (i = 0; i < 100; i++) { | |
350 | value = *pPORTFIO & PF3; | |
351 | if (value != 0) { | |
352 | break; | |
353 | } | |
354 | udelay(10000); | |
355 | } | |
356 | printf("\b\b\b%2d ", delay); | |
357 | } | |
358 | if (value != 0) | |
359 | printf("\b\bOK"); | |
360 | else { | |
361 | result = -1; | |
362 | printf("\b\bfailed"); | |
363 | } | |
364 | ||
365 | delay = 5; | |
366 | printf("\n--------Press SW13: %2d ", delay); | |
367 | while (delay--) { | |
368 | for (i = 0; i < 100; i++) { | |
369 | value = *pPORTFIO & PF2; | |
370 | if (value != 0) { | |
371 | break; | |
372 | } | |
373 | udelay(10000); | |
374 | } | |
375 | printf("\b\b\b%2d ", delay); | |
376 | } | |
377 | if (value != 0) | |
378 | printf("\b\bOK"); | |
379 | else { | |
380 | result = -1; | |
381 | printf("\b\bfailed"); | |
382 | } | |
383 | printf("\n"); | |
384 | return result; | |
385 | } | |
386 | #endif |