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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> | |
33 | #include "ether_bf537.h" | |
34 | ||
35 | #define POST_WORD_ADDR 0xFF903FFC | |
36 | ||
37 | /* | |
38 | * the bootldr command loads an address, checks to see if there | |
39 | * is a Boot stream that the on-chip BOOTROM can understand, | |
40 | * and loads it via the BOOTROM Callback. It is possible | |
41 | * to also add booting from SPI, or TWI, but this function does | |
42 | * not currently support that. | |
43 | */ | |
44 | int do_bootldr(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) | |
45 | { | |
46 | ulong addr, entry; | |
47 | ulong *data; | |
48 | ||
49 | /* Get the address */ | |
50 | if (argc < 2) { | |
51 | addr = load_addr; | |
52 | } else { | |
53 | addr = simple_strtoul(argv[1], NULL, 16); | |
54 | } | |
55 | ||
56 | /* Check if it is a LDR file */ | |
57 | data = (ulong *) addr; | |
58 | if (*data == 0xFF800060 || *data == 0xFF800040 || *data == 0xFF800020) { | |
59 | /* We want to boot from FLASH or SDRAM */ | |
60 | entry = _BOOTROM_BOOT_DXE_FLASH; | |
61 | printf("## Booting ldr image at 0x%08lx ...\n", addr); | |
62 | if (icache_status()) | |
63 | icache_disable(); | |
64 | if (dcache_status()) | |
65 | dcache_disable(); | |
66 | ||
67 | __asm__("R7=%[a];\n" "P0=%[b];\n" "JUMP (P0);\n": | |
68 | :[a] "d"(addr),[b] "a"(entry) | |
69 | :"R7", "P0"); | |
70 | ||
71 | } else { | |
72 | printf("## No ldr image at address 0x%08lx\n", addr); | |
73 | } | |
74 | ||
75 | return 0; | |
76 | } | |
77 | ||
78 | U_BOOT_CMD(bootldr, 2, 0, do_bootldr, | |
79 | "bootldr - boot ldr image from memory\n", | |
80 | "[addr]\n - boot ldr image stored in memory\n"); | |
81 | ||
82 | int checkboard(void) | |
83 | { | |
84 | #if (BFIN_CPU == ADSP_BF534) | |
85 | printf("CPU: ADSP BF534 Rev.: 0.%d\n", *pCHIPID >> 28); | |
86 | #elif (BFIN_CPU == ADSP_BF536) | |
87 | printf("CPU: ADSP BF536 Rev.: 0.%d\n", *pCHIPID >> 28); | |
88 | #else | |
89 | printf("CPU: ADSP BF537 Rev.: 0.%d\n", *pCHIPID >> 28); | |
90 | #endif | |
91 | printf("Board: ADI BF537 stamp board\n"); | |
92 | printf(" Support: http://blackfin.uclinux.org/\n"); | |
93 | return 0; | |
94 | } | |
95 | ||
96 | #if defined(CONFIG_BFIN_IDE) | |
97 | ||
98 | void cf_outb(unsigned char val, volatile unsigned char *addr) | |
99 | { | |
100 | *(addr) = val; | |
101 | sync(); | |
102 | } | |
103 | ||
104 | unsigned char cf_inb(volatile unsigned char *addr) | |
105 | { | |
106 | volatile unsigned char c; | |
107 | ||
108 | c = *(addr); | |
109 | sync(); | |
110 | ||
111 | return c; | |
112 | } | |
113 | ||
114 | void cf_insw(unsigned short *sect_buf, unsigned short *addr, int words) | |
115 | { | |
116 | int i; | |
117 | ||
118 | for (i = 0; i < words; i++) | |
119 | *(sect_buf + i) = *(addr); | |
120 | sync(); | |
121 | } | |
122 | ||
123 | void cf_outsw(unsigned short *addr, unsigned short *sect_buf, int words) | |
124 | { | |
125 | int i; | |
126 | ||
127 | for (i = 0; i < words; i++) | |
128 | *(addr) = *(sect_buf + i); | |
129 | sync(); | |
130 | } | |
131 | #endif /* CONFIG_BFIN_IDE */ | |
132 | ||
133 | long int initdram(int board_type) | |
134 | { | |
135 | DECLARE_GLOBAL_DATA_PTR; | |
136 | #ifdef DEBUG | |
137 | int brate; | |
138 | char *tmp = getenv("baudrate"); | |
139 | brate = simple_strtoul(tmp, NULL, 16); | |
140 | printf("Serial Port initialized with Baud rate = %x\n", brate); | |
141 | printf("SDRAM attributes:\n"); | |
142 | printf("tRCD %d SCLK Cycles,tRP %d SCLK Cycles,tRAS %d SCLK Cycles" | |
143 | "tWR %d SCLK Cycles,CAS Latency %d SCLK cycles \n", | |
144 | 3, 3, 6, 2, 3); | |
145 | printf("SDRAM Begin: 0x%x\n", CFG_SDRAM_BASE); | |
146 | printf("Bank size = %d MB\n", CFG_MAX_RAM_SIZE >> 20); | |
147 | #endif | |
148 | gd->bd->bi_memstart = CFG_SDRAM_BASE; | |
149 | gd->bd->bi_memsize = CFG_MAX_RAM_SIZE; | |
150 | return CFG_MAX_RAM_SIZE; | |
151 | } | |
152 | ||
153 | #if defined(CONFIG_MISC_INIT_R) | |
154 | /* miscellaneous platform dependent initialisations */ | |
155 | int misc_init_r(void) | |
156 | { | |
157 | #if (BFIN_BOOT_MODE == BF537_BYPASS_BOOT) | |
158 | char nid[32]; | |
159 | unsigned char *pMACaddr = (unsigned char *)0x203F0000; | |
160 | u8 SrcAddr[6] = { 0x02, 0x80, 0xAD, 0x20, 0x31, 0xB8 }; | |
161 | ||
fcec2eb9 | 162 | #if defined(CONFIG_CMD_NET) |
26bf7dec AL |
163 | /* The 0xFF check here is to make sure we don't use the address |
164 | * in flash if it's simply been erased (aka all 0xFF values) */ | |
165 | if (getenv("ethaddr") == NULL && is_valid_ether_addr(pMACaddr)) { | |
166 | sprintf(nid, "%02x:%02x:%02x:%02x:%02x:%02x", | |
167 | pMACaddr[0], pMACaddr[1], | |
168 | pMACaddr[2], pMACaddr[3], pMACaddr[4], pMACaddr[5]); | |
169 | setenv("ethaddr", nid); | |
170 | } | |
171 | if (getenv("ethaddr")) { | |
172 | SetupMacAddr(SrcAddr); | |
173 | } | |
fcec2eb9 | 174 | #endif |
26bf7dec AL |
175 | #endif /* BFIN_BOOT_MODE == BF537_BYPASS_BOOT */ |
176 | ||
177 | #if defined(CONFIG_BFIN_IDE) | |
178 | #if defined(CONFIG_BFIN_TRUE_IDE) | |
179 | /* Enable ATASEL when in True IDE mode */ | |
180 | printf("Using CF True IDE Mode\n"); | |
181 | cf_outb(0, (unsigned char *)CONFIG_CF_ATASEL_ENA); | |
182 | udelay(1000); | |
183 | #elif defined(CONFIG_BFIN_CF_IDE) | |
184 | /* Disable ATASEL when we're in Common Memory Mode */ | |
185 | printf("Using CF Common Memory Mode\n"); | |
186 | cf_outb(0, (unsigned char *)CONFIG_CF_ATASEL_DIS); | |
187 | udelay(1000); | |
188 | #elif defined(CONFIG_BFIN_HDD_IDE) | |
189 | printf("Using HDD IDE Mode\n"); | |
190 | #endif | |
191 | ide_init(); | |
192 | #endif /* CONFIG_BFIN_IDE */ | |
193 | return 0; | |
194 | } | |
195 | #endif /* CONFIG_MISC_INIT_R */ | |
196 | ||
197 | #ifdef CONFIG_POST | |
198 | #if (BFIN_BOOT_MODE != BF537_BYPASS_BOOT) | |
199 | /* Using sw10-PF5 as the hotkey */ | |
200 | int post_hotkeys_pressed(void) | |
201 | { | |
202 | return 0; | |
203 | } | |
204 | #else | |
205 | /* Using sw10-PF5 as the hotkey */ | |
206 | int post_hotkeys_pressed(void) | |
207 | { | |
208 | int delay = 3; | |
209 | int i; | |
210 | unsigned short value; | |
211 | ||
212 | *pPORTF_FER &= ~PF5; | |
213 | *pPORTFIO_DIR &= ~PF5; | |
214 | *pPORTFIO_INEN |= PF5; | |
215 | ||
216 | printf("########Press SW10 to enter Memory POST########: %2d ", delay); | |
217 | while (delay--) { | |
218 | for (i = 0; i < 100; i++) { | |
219 | value = *pPORTFIO & PF5; | |
220 | if (value != 0) { | |
221 | break; | |
222 | } | |
223 | udelay(10000); | |
224 | } | |
225 | printf("\b\b\b%2d ", delay); | |
226 | } | |
227 | printf("\b\b\b 0"); | |
228 | printf("\n"); | |
229 | if (value == 0) | |
230 | return 0; | |
231 | else { | |
232 | printf("Hotkey has been pressed, Enter POST . . . . . .\n"); | |
233 | return 1; | |
234 | } | |
235 | } | |
236 | #endif | |
237 | #endif | |
238 | ||
239 | #if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER) | |
240 | void post_word_store(ulong a) | |
241 | { | |
242 | volatile ulong *save_addr = (volatile ulong *)POST_WORD_ADDR; | |
243 | *save_addr = a; | |
244 | } | |
245 | ||
246 | ulong post_word_load(void) | |
247 | { | |
248 | volatile ulong *save_addr = (volatile ulong *)POST_WORD_ADDR; | |
249 | return *save_addr; | |
250 | } | |
251 | #endif | |
252 | ||
253 | #ifdef CONFIG_POST | |
254 | int uart_post_test(int flags) | |
255 | { | |
256 | return 0; | |
257 | } | |
258 | ||
259 | #define BLOCK_SIZE 0x10000 | |
260 | #define VERIFY_ADDR 0x2000000 | |
261 | extern int erase_block_flash(int); | |
262 | extern int write_data(long lStart, long lCount, uchar * pnData); | |
263 | int flash_post_test(int flags) | |
264 | { | |
265 | unsigned short *pbuf, *temp; | |
266 | int offset, n, i; | |
267 | int value = 0; | |
268 | int result = 0; | |
269 | printf("\n"); | |
270 | pbuf = (unsigned short *)VERIFY_ADDR; | |
271 | temp = pbuf; | |
272 | for (n = FLASH_START_POST_BLOCK; n < FLASH_END_POST_BLOCK; n++) { | |
273 | offset = (n - 7) * BLOCK_SIZE; | |
274 | printf("--------Erase block:%2d..", n); | |
275 | erase_block_flash(n); | |
276 | printf("OK\r"); | |
277 | printf("--------Program block:%2d...", n); | |
278 | write_data(CFG_FLASH_BASE + offset, BLOCK_SIZE, pbuf); | |
279 | printf("OK\r"); | |
280 | printf("--------Verify block:%2d...", n); | |
281 | for (i = 0; i < BLOCK_SIZE; i += 2) { | |
282 | if (*(unsigned short *)(CFG_FLASH_BASE + offset + i) != | |
283 | *temp++) { | |
284 | value = 1; | |
285 | result = 1; | |
286 | } | |
287 | } | |
288 | if (value) | |
289 | printf("failed\n"); | |
290 | else | |
291 | printf("OK %3d%%\r", | |
292 | (int)( | |
293 | (n + 1 - | |
294 | FLASH_START_POST_BLOCK) * | |
295 | 100 / (FLASH_END_POST_BLOCK - | |
296 | FLASH_START_POST_BLOCK))); | |
297 | ||
298 | temp = pbuf; | |
299 | value = 0; | |
300 | } | |
301 | printf("\n"); | |
302 | if (result) | |
303 | return -1; | |
304 | else | |
305 | return 0; | |
306 | } | |
307 | ||
308 | /**************************************************** | |
309 | * LED1 ---- PF6 LED2 ---- PF7 * | |
310 | * LED3 ---- PF8 LED4 ---- PF9 * | |
311 | * LED5 ---- PF10 LED6 ---- PF11 * | |
312 | ****************************************************/ | |
313 | int led_post_test(int flags) | |
314 | { | |
315 | *pPORTF_FER &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11); | |
316 | *pPORTFIO_DIR |= PF6 | PF7 | PF8 | PF9 | PF10 | PF11; | |
317 | *pPORTFIO_INEN &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11); | |
318 | *pPORTFIO &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11); | |
319 | udelay(1000000); | |
320 | printf("LED1 on"); | |
321 | *pPORTFIO |= PF6; | |
322 | udelay(1000000); | |
323 | printf("\b\b\b\b\b\b\b"); | |
324 | printf("LED2 on"); | |
325 | *pPORTFIO |= PF7; | |
326 | udelay(1000000); | |
327 | printf("\b\b\b\b\b\b\b"); | |
328 | printf("LED3 on"); | |
329 | *pPORTFIO |= PF8; | |
330 | udelay(1000000); | |
331 | printf("\b\b\b\b\b\b\b"); | |
332 | printf("LED4 on"); | |
333 | *pPORTFIO |= PF9; | |
334 | udelay(1000000); | |
335 | printf("\b\b\b\b\b\b\b"); | |
336 | printf("LED5 on"); | |
337 | *pPORTFIO |= PF10; | |
338 | udelay(1000000); | |
339 | printf("\b\b\b\b\b\b\b"); | |
340 | printf("lED6 on"); | |
341 | *pPORTFIO |= PF11; | |
342 | printf("\b\b\b\b\b\b\b "); | |
343 | return 0; | |
344 | } | |
345 | ||
346 | /************************************************ | |
347 | * SW10 ---- PF5 SW11 ---- PF4 * | |
348 | * SW12 ---- PF3 SW13 ---- PF2 * | |
349 | ************************************************/ | |
350 | int button_post_test(int flags) | |
351 | { | |
352 | int i, delay = 5; | |
353 | unsigned short value = 0; | |
354 | int result = 0; | |
355 | ||
356 | *pPORTF_FER &= ~(PF5 | PF4 | PF3 | PF2); | |
357 | *pPORTFIO_DIR &= ~(PF5 | PF4 | PF3 | PF2); | |
358 | *pPORTFIO_INEN |= (PF5 | PF4 | PF3 | PF2); | |
359 | ||
360 | printf("\n--------Press SW10: %2d ", delay); | |
361 | while (delay--) { | |
362 | for (i = 0; i < 100; i++) { | |
363 | value = *pPORTFIO & PF5; | |
364 | if (value != 0) { | |
365 | break; | |
366 | } | |
367 | udelay(10000); | |
368 | } | |
369 | printf("\b\b\b%2d ", delay); | |
370 | } | |
371 | if (value != 0) | |
372 | printf("\b\bOK"); | |
373 | else { | |
374 | result = -1; | |
375 | printf("\b\bfailed"); | |
376 | } | |
377 | ||
378 | delay = 5; | |
379 | printf("\n--------Press SW11: %2d ", delay); | |
380 | while (delay--) { | |
381 | for (i = 0; i < 100; i++) { | |
382 | value = *pPORTFIO & PF4; | |
383 | if (value != 0) { | |
384 | break; | |
385 | } | |
386 | udelay(10000); | |
387 | } | |
388 | printf("\b\b\b%2d ", delay); | |
389 | } | |
390 | if (value != 0) | |
391 | printf("\b\bOK"); | |
392 | else { | |
393 | result = -1; | |
394 | printf("\b\bfailed"); | |
395 | } | |
396 | ||
397 | delay = 5; | |
398 | printf("\n--------Press SW12: %2d ", delay); | |
399 | while (delay--) { | |
400 | for (i = 0; i < 100; i++) { | |
401 | value = *pPORTFIO & PF3; | |
402 | if (value != 0) { | |
403 | break; | |
404 | } | |
405 | udelay(10000); | |
406 | } | |
407 | printf("\b\b\b%2d ", delay); | |
408 | } | |
409 | if (value != 0) | |
410 | printf("\b\bOK"); | |
411 | else { | |
412 | result = -1; | |
413 | printf("\b\bfailed"); | |
414 | } | |
415 | ||
416 | delay = 5; | |
417 | printf("\n--------Press SW13: %2d ", delay); | |
418 | while (delay--) { | |
419 | for (i = 0; i < 100; i++) { | |
420 | value = *pPORTFIO & PF2; | |
421 | if (value != 0) { | |
422 | break; | |
423 | } | |
424 | udelay(10000); | |
425 | } | |
426 | printf("\b\b\b%2d ", delay); | |
427 | } | |
428 | if (value != 0) | |
429 | printf("\b\bOK"); | |
430 | else { | |
431 | result = -1; | |
432 | printf("\b\bfailed"); | |
433 | } | |
434 | printf("\n"); | |
435 | return result; | |
436 | } | |
437 | #endif |