/*
- * U-boot - BF537.c
+ * U-boot - main board file
*
- * Copyright (c) 2005-2007 Analog Devices Inc.
+ * Copyright (c) 2005-2008 Analog Devices Inc.
*
* (C) Copyright 2000-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- * MA 02110-1301 USA
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <config.h>
#include <command.h>
#include <asm/blackfin.h>
-#include <asm/io.h>
#include <net.h>
-#include "ether_bf537.h"
#include <asm/mach-common/bits/bootrom.h>
-
-/**
- * is_valid_ether_addr - Determine if the given Ethernet address is valid
- * @addr: Pointer to a six-byte array containing the Ethernet address
- *
- * Check that the Ethernet address (MAC) is not 00:00:00:00:00:00, is not
- * a multicast address, and is not FF:FF:FF:FF:FF:FF.
- *
- * Return true if the address is valid.
- */
-static inline int is_valid_ether_addr(const u8 * addr)
-{
- /* FF:FF:FF:FF:FF:FF is a multicast address so we don't need to
- * explicitly check for it here. */
- return !is_multicast_ether_addr(addr) && !is_zero_ether_addr(addr);
-}
+#include <netdev.h>
DECLARE_GLOBAL_DATA_PTR;
-#define POST_WORD_ADDR 0xFF903FFC
-
-/*
- * the bootldr command loads an address, checks to see if there
- * is a Boot stream that the on-chip BOOTROM can understand,
- * and loads it via the BOOTROM Callback. It is possible
- * to also add booting from SPI, or TWI, but this function does
- * not currently support that.
- */
-int do_bootldr(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
-{
- ulong addr, entry;
- ulong *data;
-
- /* Get the address */
- if (argc < 2) {
- addr = load_addr;
- } else {
- addr = simple_strtoul(argv[1], NULL, 16);
- }
-
- /* Check if it is a LDR file */
- data = (ulong *) addr;
- if (*data == 0xFF800060 || *data == 0xFF800040 || *data == 0xFF800020) {
- /* We want to boot from FLASH or SDRAM */
- entry = _BOOTROM_BOOT_DXE_FLASH;
- printf("## Booting ldr image at 0x%08lx ...\n", addr);
- if (icache_status())
- icache_disable();
- if (dcache_status())
- dcache_disable();
-
- __asm__("R7=%[a];\n" "P0=%[b];\n" "JUMP (P0);\n":
- :[a] "d"(addr),[b] "a"(entry)
- :"R7", "P0");
-
- } else {
- printf("## No ldr image at address 0x%08lx\n", addr);
- }
-
- return 0;
-}
-
-U_BOOT_CMD(bootldr, 2, 0, do_bootldr,
- "bootldr - boot ldr image from memory\n",
- "[addr]\n - boot ldr image stored in memory\n");
-
int checkboard(void)
{
-#if (BFIN_CPU == ADSP_BF534)
- printf("CPU: ADSP BF534 Rev.: 0.%d\n", *pCHIPID >> 28);
-#elif (BFIN_CPU == ADSP_BF536)
- printf("CPU: ADSP BF536 Rev.: 0.%d\n", *pCHIPID >> 28);
-#else
- printf("CPU: ADSP BF537 Rev.: 0.%d\n", *pCHIPID >> 28);
-#endif
printf("Board: ADI BF537 stamp board\n");
printf(" Support: http://blackfin.uclinux.org/\n");
return 0;
}
-#if defined(CONFIG_BFIN_IDE)
-
-void cf_outb(unsigned char val, volatile unsigned char *addr)
+#ifdef CONFIG_BFIN_MAC
+static void board_init_enetaddr(uchar *mac_addr)
{
- *(addr) = val;
- SSYNC();
-}
-
-unsigned char cf_inb(volatile unsigned char *addr)
-{
- volatile unsigned char c;
-
- c = *(addr);
- SSYNC();
-
- return c;
-}
+#ifdef CONFIG_SYS_NO_FLASH
+# define USE_MAC_IN_FLASH 0
+#else
+# define USE_MAC_IN_FLASH 1
+#endif
+ bool valid_mac = false;
+
+ if (USE_MAC_IN_FLASH) {
+ /* we cram the MAC in the last flash sector */
+ uchar *board_mac_addr = (uchar *)0x203F0000;
+ if (is_valid_ethaddr(board_mac_addr)) {
+ memcpy(mac_addr, board_mac_addr, 6);
+ valid_mac = true;
+ }
+ }
-void cf_insw(unsigned short *sect_buf, unsigned short *addr, int words)
-{
- int i;
+ if (!valid_mac) {
+ puts("Warning: Generating 'random' MAC address\n");
+ net_random_ethaddr(mac_addr);
+ }
- for (i = 0; i < words; i++)
- *(sect_buf + i) = *(addr);
- SSYNC();
+ eth_setenv_enetaddr("ethaddr", mac_addr);
}
-void cf_outsw(unsigned short *addr, unsigned short *sect_buf, int words)
+int board_eth_init(bd_t *bis)
{
- int i;
-
- for (i = 0; i < words; i++)
- *(addr) = *(sect_buf + i);
- SSYNC();
+ return bfin_EMAC_initialize(bis);
}
-#endif /* CONFIG_BFIN_IDE */
-
-long int initdram(int board_type)
-{
-#ifdef DEBUG
- int brate;
- char *tmp = getenv("baudrate");
- brate = simple_strtoul(tmp, NULL, 16);
- printf("Serial Port initialized with Baud rate = %x\n", brate);
- printf("SDRAM attributes:\n");
- printf("tRCD %d SCLK Cycles,tRP %d SCLK Cycles,tRAS %d SCLK Cycles"
- "tWR %d SCLK Cycles,CAS Latency %d SCLK cycles \n",
- 3, 3, 6, 2, 3);
- printf("SDRAM Begin: 0x%x\n", CFG_SDRAM_BASE);
- printf("Bank size = %d MB\n", CFG_MAX_RAM_SIZE >> 20);
#endif
- gd->bd->bi_memstart = CFG_SDRAM_BASE;
- gd->bd->bi_memsize = CFG_MAX_RAM_SIZE;
- return CFG_MAX_RAM_SIZE;
-}
-#if defined(CONFIG_MISC_INIT_R)
/* miscellaneous platform dependent initialisations */
int misc_init_r(void)
{
-#if (BFIN_BOOT_MODE == BF537_BYPASS_BOOT)
- char nid[32];
- unsigned char *pMACaddr = (unsigned char *)0x203F0000;
- u8 SrcAddr[6] = { 0x02, 0x80, 0xAD, 0x20, 0x31, 0xB8 };
-
-#if defined(CONFIG_CMD_NET)
- /* The 0xFF check here is to make sure we don't use the address
- * in flash if it's simply been erased (aka all 0xFF values) */
- if (getenv("ethaddr") == NULL && is_valid_ether_addr(pMACaddr)) {
- sprintf(nid, "%02x:%02x:%02x:%02x:%02x:%02x",
- pMACaddr[0], pMACaddr[1],
- pMACaddr[2], pMACaddr[3], pMACaddr[4], pMACaddr[5]);
- setenv("ethaddr", nid);
- }
- if (getenv("ethaddr")) {
- SetupMacAddr(SrcAddr);
- }
+#ifdef CONFIG_BFIN_MAC
+ uchar enetaddr[6];
+ if (!eth_getenv_enetaddr("ethaddr", enetaddr))
+ board_init_enetaddr(enetaddr);
#endif
-#endif /* BFIN_BOOT_MODE == BF537_BYPASS_BOOT */
-#if defined(CONFIG_BFIN_IDE)
-#if defined(CONFIG_BFIN_TRUE_IDE)
- /* Enable ATASEL when in True IDE mode */
- printf("Using CF True IDE Mode\n");
- cf_outb(0, (unsigned char *)CONFIG_CF_ATASEL_ENA);
- udelay(1000);
-#elif defined(CONFIG_BFIN_CF_IDE)
- /* Disable ATASEL when we're in Common Memory Mode */
- printf("Using CF Common Memory Mode\n");
- cf_outb(0, (unsigned char *)CONFIG_CF_ATASEL_DIS);
- udelay(1000);
-#elif defined(CONFIG_BFIN_HDD_IDE)
- printf("Using HDD IDE Mode\n");
+#ifndef CONFIG_SYS_NO_FLASH
+ /* we use the last sector for the MAC address / POST LDR */
+ extern flash_info_t flash_info[];
+ flash_protect(FLAG_PROTECT_SET, 0x203F0000, 0x203FFFFF, &flash_info[0]);
#endif
- ide_init();
-#endif /* CONFIG_BFIN_IDE */
- return 0;
-}
-#endif /* CONFIG_MISC_INIT_R */
-#ifdef CONFIG_POST
-#if (BFIN_BOOT_MODE != BF537_BYPASS_BOOT)
-/* Using sw10-PF5 as the hotkey */
-int post_hotkeys_pressed(void)
-{
- return 0;
-}
-#else
-/* Using sw10-PF5 as the hotkey */
-int post_hotkeys_pressed(void)
-{
- int delay = 3;
- int i;
- unsigned short value;
-
- *pPORTF_FER &= ~PF5;
- *pPORTFIO_DIR &= ~PF5;
- *pPORTFIO_INEN |= PF5;
-
- printf("########Press SW10 to enter Memory POST########: %2d ", delay);
- while (delay--) {
- for (i = 0; i < 100; i++) {
- value = *pPORTFIO & PF5;
- if (value != 0) {
- break;
- }
- udelay(10000);
- }
- printf("\b\b\b%2d ", delay);
- }
- printf("\b\b\b 0");
- printf("\n");
- if (value == 0)
- return 0;
- else {
- printf("Hotkey has been pressed, Enter POST . . . . . .\n");
- return 1;
- }
-}
-#endif
+#ifdef CONFIG_BFIN_IDE
+ cf_ide_init();
#endif
-#if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER)
-void post_word_store(ulong a)
-{
- volatile ulong *save_addr = (volatile ulong *)POST_WORD_ADDR;
- *save_addr = a;
-}
-
-ulong post_word_load(void)
-{
- volatile ulong *save_addr = (volatile ulong *)POST_WORD_ADDR;
- return *save_addr;
-}
-#endif
-
-#ifdef CONFIG_POST
-int uart_post_test(int flags)
-{
return 0;
}
-
-#define BLOCK_SIZE 0x10000
-#define VERIFY_ADDR 0x2000000
-extern int erase_block_flash(int);
-extern int write_data(long lStart, long lCount, uchar * pnData);
-int flash_post_test(int flags)
-{
- unsigned short *pbuf, *temp;
- int offset, n, i;
- int value = 0;
- int result = 0;
- printf("\n");
- pbuf = (unsigned short *)VERIFY_ADDR;
- temp = pbuf;
- for (n = FLASH_START_POST_BLOCK; n < FLASH_END_POST_BLOCK; n++) {
- offset = (n - 7) * BLOCK_SIZE;
- printf("--------Erase block:%2d..", n);
- erase_block_flash(n);
- printf("OK\r");
- printf("--------Program block:%2d...", n);
- write_data(CFG_FLASH_BASE + offset, BLOCK_SIZE, pbuf);
- printf("OK\r");
- printf("--------Verify block:%2d...", n);
- for (i = 0; i < BLOCK_SIZE; i += 2) {
- if (*(unsigned short *)(CFG_FLASH_BASE + offset + i) !=
- *temp++) {
- value = 1;
- result = 1;
- }
- }
- if (value)
- printf("failed\n");
- else
- printf("OK %3d%%\r",
- (int)(
- (n + 1 -
- FLASH_START_POST_BLOCK) *
- 100 / (FLASH_END_POST_BLOCK -
- FLASH_START_POST_BLOCK)));
-
- temp = pbuf;
- value = 0;
- }
- printf("\n");
- if (result)
- return -1;
- else
- return 0;
-}
-
-/****************************************************
- * LED1 ---- PF6 LED2 ---- PF7 *
- * LED3 ---- PF8 LED4 ---- PF9 *
- * LED5 ---- PF10 LED6 ---- PF11 *
- ****************************************************/
-int led_post_test(int flags)
-{
- *pPORTF_FER &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11);
- *pPORTFIO_DIR |= PF6 | PF7 | PF8 | PF9 | PF10 | PF11;
- *pPORTFIO_INEN &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11);
- *pPORTFIO &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11);
- udelay(1000000);
- printf("LED1 on");
- *pPORTFIO |= PF6;
- udelay(1000000);
- printf("\b\b\b\b\b\b\b");
- printf("LED2 on");
- *pPORTFIO |= PF7;
- udelay(1000000);
- printf("\b\b\b\b\b\b\b");
- printf("LED3 on");
- *pPORTFIO |= PF8;
- udelay(1000000);
- printf("\b\b\b\b\b\b\b");
- printf("LED4 on");
- *pPORTFIO |= PF9;
- udelay(1000000);
- printf("\b\b\b\b\b\b\b");
- printf("LED5 on");
- *pPORTFIO |= PF10;
- udelay(1000000);
- printf("\b\b\b\b\b\b\b");
- printf("lED6 on");
- *pPORTFIO |= PF11;
- printf("\b\b\b\b\b\b\b ");
- return 0;
-}
-
-/************************************************
- * SW10 ---- PF5 SW11 ---- PF4 *
- * SW12 ---- PF3 SW13 ---- PF2 *
- ************************************************/
-int button_post_test(int flags)
-{
- int i, delay = 5;
- unsigned short value = 0;
- int result = 0;
-
- *pPORTF_FER &= ~(PF5 | PF4 | PF3 | PF2);
- *pPORTFIO_DIR &= ~(PF5 | PF4 | PF3 | PF2);
- *pPORTFIO_INEN |= (PF5 | PF4 | PF3 | PF2);
-
- printf("\n--------Press SW10: %2d ", delay);
- while (delay--) {
- for (i = 0; i < 100; i++) {
- value = *pPORTFIO & PF5;
- if (value != 0) {
- break;
- }
- udelay(10000);
- }
- printf("\b\b\b%2d ", delay);
- }
- if (value != 0)
- printf("\b\bOK");
- else {
- result = -1;
- printf("\b\bfailed");
- }
-
- delay = 5;
- printf("\n--------Press SW11: %2d ", delay);
- while (delay--) {
- for (i = 0; i < 100; i++) {
- value = *pPORTFIO & PF4;
- if (value != 0) {
- break;
- }
- udelay(10000);
- }
- printf("\b\b\b%2d ", delay);
- }
- if (value != 0)
- printf("\b\bOK");
- else {
- result = -1;
- printf("\b\bfailed");
- }
-
- delay = 5;
- printf("\n--------Press SW12: %2d ", delay);
- while (delay--) {
- for (i = 0; i < 100; i++) {
- value = *pPORTFIO & PF3;
- if (value != 0) {
- break;
- }
- udelay(10000);
- }
- printf("\b\b\b%2d ", delay);
- }
- if (value != 0)
- printf("\b\bOK");
- else {
- result = -1;
- printf("\b\bfailed");
- }
-
- delay = 5;
- printf("\n--------Press SW13: %2d ", delay);
- while (delay--) {
- for (i = 0; i < 100; i++) {
- value = *pPORTFIO & PF2;
- if (value != 0) {
- break;
- }
- udelay(10000);
- }
- printf("\b\b\b%2d ", delay);
- }
- if (value != 0)
- printf("\b\bOK");
- else {
- result = -1;
- printf("\b\bfailed");
- }
- printf("\n");
- return result;
-}
-#endif
projects / karo-tx-uboot.git / blobdiff