4 * Copyright (c) 2005-2007 Analog Devices Inc.
6 * (C) Copyright 2000-2004
7 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
9 * See file CREDITS for list of people who contributed to this
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.
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.
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
24 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
31 #include <asm/blackfin.h>
34 #include <asm/mach-common/bits/bootrom.h>
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
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.
44 * Return true if the address is valid.
46 static inline int is_valid_ether_addr(const u8 * addr)
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);
53 DECLARE_GLOBAL_DATA_PTR;
55 #define POST_WORD_ADDR 0xFF903FFC
59 printf("Board: ADI BF537 stamp board\n");
60 printf(" Support: http://blackfin.uclinux.org/\n");
64 #if defined(CONFIG_BFIN_IDE)
66 void cf_outb(unsigned char val, volatile unsigned char *addr)
72 unsigned char cf_inb(volatile unsigned char *addr)
74 volatile unsigned char c;
82 void cf_insw(unsigned short *sect_buf, unsigned short *addr, int words)
86 for (i = 0; i < words; i++)
87 *(sect_buf + i) = *(addr);
91 void cf_outsw(unsigned short *addr, unsigned short *sect_buf, int words)
95 for (i = 0; i < words; i++)
96 *(addr) = *(sect_buf + i);
99 #endif /* CONFIG_BFIN_IDE */
101 phys_size_t initdram(int board_type)
105 char *tmp = getenv("baudrate");
106 brate = simple_strtoul(tmp, NULL, 16);
107 printf("Serial Port initialized with Baud rate = %x\n", brate);
108 printf("SDRAM attributes:\n");
109 printf("tRCD %d SCLK Cycles,tRP %d SCLK Cycles,tRAS %d SCLK Cycles"
110 "tWR %d SCLK Cycles,CAS Latency %d SCLK cycles \n",
112 printf("SDRAM Begin: 0x%x\n", CFG_SDRAM_BASE);
113 printf("Bank size = %d MB\n", CFG_MAX_RAM_SIZE >> 20);
115 gd->bd->bi_memstart = CFG_SDRAM_BASE;
116 gd->bd->bi_memsize = CFG_MAX_RAM_SIZE;
117 return CFG_MAX_RAM_SIZE;
120 #if defined(CONFIG_MISC_INIT_R)
121 /* miscellaneous platform dependent initialisations */
122 int misc_init_r(void)
124 #if defined(CONFIG_CMD_NET)
126 unsigned char *pMACaddr = (unsigned char *)0x203F0000;
128 /* The 0xFF check here is to make sure we don't use the address
129 * in flash if it's simply been erased (aka all 0xFF values) */
130 if (getenv("ethaddr") == NULL && is_valid_ether_addr(pMACaddr)) {
131 sprintf(nid, "%02x:%02x:%02x:%02x:%02x:%02x",
132 pMACaddr[0], pMACaddr[1],
133 pMACaddr[2], pMACaddr[3], pMACaddr[4], pMACaddr[5]);
134 setenv("ethaddr", nid);
138 #if defined(CONFIG_BFIN_IDE)
139 #if defined(CONFIG_BFIN_TRUE_IDE)
140 /* Enable ATASEL when in True IDE mode */
141 printf("Using CF True IDE Mode\n");
142 cf_outb(0, (unsigned char *)CONFIG_CF_ATASEL_ENA);
144 #elif defined(CONFIG_BFIN_CF_IDE)
145 /* Disable ATASEL when we're in Common Memory Mode */
146 printf("Using CF Common Memory Mode\n");
147 cf_outb(0, (unsigned char *)CONFIG_CF_ATASEL_DIS);
149 #elif defined(CONFIG_BFIN_HDD_IDE)
150 printf("Using HDD IDE Mode\n");
153 #endif /* CONFIG_BFIN_IDE */
156 #endif /* CONFIG_MISC_INIT_R */
158 #if defined(CONFIG_BFIN_MAC)
160 int board_eth_init(bd_t *bis)
162 return bfin_EMAC_initialize(bis);
167 /* Using sw10-PF5 as the hotkey */
168 int post_hotkeys_pressed(void)
172 unsigned short value;
175 *pPORTFIO_DIR &= ~PF5;
176 *pPORTFIO_INEN |= PF5;
178 printf("########Press SW10 to enter Memory POST########: %2d ", delay);
180 for (i = 0; i < 100; i++) {
181 value = *pPORTFIO & PF5;
187 printf("\b\b\b%2d ", delay);
194 printf("Hotkey has been pressed, Enter POST . . . . . .\n");
200 #if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER)
201 void post_word_store(ulong a)
203 volatile ulong *save_addr = (volatile ulong *)POST_WORD_ADDR;
207 ulong post_word_load(void)
209 volatile ulong *save_addr = (volatile ulong *)POST_WORD_ADDR;
215 int uart_post_test(int flags)
220 #define BLOCK_SIZE 0x10000
221 #define VERIFY_ADDR 0x2000000
222 extern int erase_block_flash(int);
223 extern int write_data(long lStart, long lCount, uchar * pnData);
224 int flash_post_test(int flags)
226 unsigned short *pbuf, *temp;
231 pbuf = (unsigned short *)VERIFY_ADDR;
233 for (n = FLASH_START_POST_BLOCK; n < FLASH_END_POST_BLOCK; n++) {
234 offset = (n - 7) * BLOCK_SIZE;
235 printf("--------Erase block:%2d..", n);
236 erase_block_flash(n);
238 printf("--------Program block:%2d...", n);
239 write_data(CFG_FLASH_BASE + offset, BLOCK_SIZE, pbuf);
241 printf("--------Verify block:%2d...", n);
242 for (i = 0; i < BLOCK_SIZE; i += 2) {
243 if (*(unsigned short *)(CFG_FLASH_BASE + offset + i) !=
255 FLASH_START_POST_BLOCK) *
256 100 / (FLASH_END_POST_BLOCK -
257 FLASH_START_POST_BLOCK)));
269 /****************************************************
270 * LED1 ---- PF6 LED2 ---- PF7 *
271 * LED3 ---- PF8 LED4 ---- PF9 *
272 * LED5 ---- PF10 LED6 ---- PF11 *
273 ****************************************************/
274 int led_post_test(int flags)
276 *pPORTF_FER &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11);
277 *pPORTFIO_DIR |= PF6 | PF7 | PF8 | PF9 | PF10 | PF11;
278 *pPORTFIO_INEN &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11);
279 *pPORTFIO &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11);
284 printf("\b\b\b\b\b\b\b");
288 printf("\b\b\b\b\b\b\b");
292 printf("\b\b\b\b\b\b\b");
296 printf("\b\b\b\b\b\b\b");
300 printf("\b\b\b\b\b\b\b");
303 printf("\b\b\b\b\b\b\b ");
307 /************************************************
308 * SW10 ---- PF5 SW11 ---- PF4 *
309 * SW12 ---- PF3 SW13 ---- PF2 *
310 ************************************************/
311 int button_post_test(int flags)
314 unsigned short value = 0;
317 *pPORTF_FER &= ~(PF5 | PF4 | PF3 | PF2);
318 *pPORTFIO_DIR &= ~(PF5 | PF4 | PF3 | PF2);
319 *pPORTFIO_INEN |= (PF5 | PF4 | PF3 | PF2);
321 printf("\n--------Press SW10: %2d ", delay);
323 for (i = 0; i < 100; i++) {
324 value = *pPORTFIO & PF5;
330 printf("\b\b\b%2d ", delay);
336 printf("\b\bfailed");
340 printf("\n--------Press SW11: %2d ", delay);
342 for (i = 0; i < 100; i++) {
343 value = *pPORTFIO & PF4;
349 printf("\b\b\b%2d ", delay);
355 printf("\b\bfailed");
359 printf("\n--------Press SW12: %2d ", delay);
361 for (i = 0; i < 100; i++) {
362 value = *pPORTFIO & PF3;
368 printf("\b\b\b%2d ", delay);
374 printf("\b\bfailed");
378 printf("\n--------Press SW13: %2d ", delay);
380 for (i = 0; i < 100; i++) {
381 value = *pPORTFIO & PF2;
387 printf("\b\b\b%2d ", delay);
393 printf("\b\bfailed");