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>
37 * is_valid_ether_addr - Determine if the given Ethernet address is valid
38 * @addr: Pointer to a six-byte array containing the Ethernet address
40 * Check that the Ethernet address (MAC) is not 00:00:00:00:00:00, is not
41 * a multicast address, and is not FF:FF:FF:FF:FF:FF.
43 * Return true if the address is valid.
45 static inline int is_valid_ether_addr(const u8 * addr)
47 /* FF:FF:FF:FF:FF:FF is a multicast address so we don't need to
48 * explicitly check for it here. */
49 return !is_multicast_ether_addr(addr) && !is_zero_ether_addr(addr);
52 DECLARE_GLOBAL_DATA_PTR;
54 #define POST_WORD_ADDR 0xFF903FFC
58 printf("Board: ADI BF537 stamp board\n");
59 printf(" Support: http://blackfin.uclinux.org/\n");
63 #if defined(CONFIG_BFIN_IDE)
65 void cf_outb(unsigned char val, volatile unsigned char *addr)
71 unsigned char cf_inb(volatile unsigned char *addr)
73 volatile unsigned char c;
81 void cf_insw(unsigned short *sect_buf, unsigned short *addr, int words)
85 for (i = 0; i < words; i++)
86 *(sect_buf + i) = *(addr);
90 void cf_outsw(unsigned short *addr, unsigned short *sect_buf, int words)
94 for (i = 0; i < words; i++)
95 *(addr) = *(sect_buf + i);
98 #endif /* CONFIG_BFIN_IDE */
100 phys_size_t initdram(int board_type)
104 char *tmp = getenv("baudrate");
105 brate = simple_strtoul(tmp, NULL, 16);
106 printf("Serial Port initialized with Baud rate = %x\n", brate);
107 printf("SDRAM attributes:\n");
108 printf("tRCD %d SCLK Cycles,tRP %d SCLK Cycles,tRAS %d SCLK Cycles"
109 "tWR %d SCLK Cycles,CAS Latency %d SCLK cycles \n",
111 printf("SDRAM Begin: 0x%x\n", CFG_SDRAM_BASE);
112 printf("Bank size = %d MB\n", CFG_MAX_RAM_SIZE >> 20);
114 gd->bd->bi_memstart = CFG_SDRAM_BASE;
115 gd->bd->bi_memsize = CFG_MAX_RAM_SIZE;
116 return CFG_MAX_RAM_SIZE;
119 #if defined(CONFIG_MISC_INIT_R)
120 /* miscellaneous platform dependent initialisations */
121 int misc_init_r(void)
123 #if defined(CONFIG_CMD_NET)
125 unsigned char *pMACaddr = (unsigned char *)0x203F0000;
127 /* The 0xFF check here is to make sure we don't use the address
128 * in flash if it's simply been erased (aka all 0xFF values) */
129 if (getenv("ethaddr") == NULL && is_valid_ether_addr(pMACaddr)) {
130 sprintf(nid, "%02x:%02x:%02x:%02x:%02x:%02x",
131 pMACaddr[0], pMACaddr[1],
132 pMACaddr[2], pMACaddr[3], pMACaddr[4], pMACaddr[5]);
133 setenv("ethaddr", nid);
137 #if defined(CONFIG_BFIN_IDE)
138 #if defined(CONFIG_BFIN_TRUE_IDE)
139 /* Enable ATASEL when in True IDE mode */
140 printf("Using CF True IDE Mode\n");
141 cf_outb(0, (unsigned char *)CONFIG_CF_ATASEL_ENA);
143 #elif defined(CONFIG_BFIN_CF_IDE)
144 /* Disable ATASEL when we're in Common Memory Mode */
145 printf("Using CF Common Memory Mode\n");
146 cf_outb(0, (unsigned char *)CONFIG_CF_ATASEL_DIS);
148 #elif defined(CONFIG_BFIN_HDD_IDE)
149 printf("Using HDD IDE Mode\n");
152 #endif /* CONFIG_BFIN_IDE */
155 #endif /* CONFIG_MISC_INIT_R */
157 #if defined(CONFIG_BFIN_MAC)
159 extern int bfin_EMAC_initialize(bd_t *bis);
161 int board_eth_init(bd_t *bis)
163 return bfin_EMAC_initialize(bis);
168 /* Using sw10-PF5 as the hotkey */
169 int post_hotkeys_pressed(void)
173 unsigned short value;
176 *pPORTFIO_DIR &= ~PF5;
177 *pPORTFIO_INEN |= PF5;
179 printf("########Press SW10 to enter Memory POST########: %2d ", delay);
181 for (i = 0; i < 100; i++) {
182 value = *pPORTFIO & PF5;
188 printf("\b\b\b%2d ", delay);
195 printf("Hotkey has been pressed, Enter POST . . . . . .\n");
201 #if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER)
202 void post_word_store(ulong a)
204 volatile ulong *save_addr = (volatile ulong *)POST_WORD_ADDR;
208 ulong post_word_load(void)
210 volatile ulong *save_addr = (volatile ulong *)POST_WORD_ADDR;
216 int uart_post_test(int flags)
221 #define BLOCK_SIZE 0x10000
222 #define VERIFY_ADDR 0x2000000
223 extern int erase_block_flash(int);
224 extern int write_data(long lStart, long lCount, uchar * pnData);
225 int flash_post_test(int flags)
227 unsigned short *pbuf, *temp;
232 pbuf = (unsigned short *)VERIFY_ADDR;
234 for (n = FLASH_START_POST_BLOCK; n < FLASH_END_POST_BLOCK; n++) {
235 offset = (n - 7) * BLOCK_SIZE;
236 printf("--------Erase block:%2d..", n);
237 erase_block_flash(n);
239 printf("--------Program block:%2d...", n);
240 write_data(CFG_FLASH_BASE + offset, BLOCK_SIZE, pbuf);
242 printf("--------Verify block:%2d...", n);
243 for (i = 0; i < BLOCK_SIZE; i += 2) {
244 if (*(unsigned short *)(CFG_FLASH_BASE + offset + i) !=
256 FLASH_START_POST_BLOCK) *
257 100 / (FLASH_END_POST_BLOCK -
258 FLASH_START_POST_BLOCK)));
270 /****************************************************
271 * LED1 ---- PF6 LED2 ---- PF7 *
272 * LED3 ---- PF8 LED4 ---- PF9 *
273 * LED5 ---- PF10 LED6 ---- PF11 *
274 ****************************************************/
275 int led_post_test(int flags)
277 *pPORTF_FER &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11);
278 *pPORTFIO_DIR |= PF6 | PF7 | PF8 | PF9 | PF10 | PF11;
279 *pPORTFIO_INEN &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11);
280 *pPORTFIO &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11);
285 printf("\b\b\b\b\b\b\b");
289 printf("\b\b\b\b\b\b\b");
293 printf("\b\b\b\b\b\b\b");
297 printf("\b\b\b\b\b\b\b");
301 printf("\b\b\b\b\b\b\b");
304 printf("\b\b\b\b\b\b\b ");
308 /************************************************
309 * SW10 ---- PF5 SW11 ---- PF4 *
310 * SW12 ---- PF3 SW13 ---- PF2 *
311 ************************************************/
312 int button_post_test(int flags)
315 unsigned short value = 0;
318 *pPORTF_FER &= ~(PF5 | PF4 | PF3 | PF2);
319 *pPORTFIO_DIR &= ~(PF5 | PF4 | PF3 | PF2);
320 *pPORTFIO_INEN |= (PF5 | PF4 | PF3 | PF2);
322 printf("\n--------Press SW10: %2d ", delay);
324 for (i = 0; i < 100; i++) {
325 value = *pPORTFIO & PF5;
331 printf("\b\b\b%2d ", delay);
337 printf("\b\bfailed");
341 printf("\n--------Press SW11: %2d ", delay);
343 for (i = 0; i < 100; i++) {
344 value = *pPORTFIO & PF4;
350 printf("\b\b\b%2d ", delay);
356 printf("\b\bfailed");
360 printf("\n--------Press SW12: %2d ", delay);
362 for (i = 0; i < 100; i++) {
363 value = *pPORTFIO & PF3;
369 printf("\b\b\b%2d ", delay);
375 printf("\b\bfailed");
379 printf("\n--------Press SW13: %2d ", delay);
381 for (i = 0; i < 100; i++) {
382 value = *pPORTFIO & PF2;
388 printf("\b\b\b%2d ", delay);
394 printf("\b\bfailed");