diff options
Diffstat (limited to 'board/oxc')
-rw-r--r-- | board/oxc/Makefile | 44 | ||||
-rw-r--r-- | board/oxc/flash.c | 372 | ||||
-rw-r--r-- | board/oxc/oxc.c | 223 |
3 files changed, 0 insertions, 639 deletions
diff --git a/board/oxc/Makefile b/board/oxc/Makefile deleted file mode 100644 index 6dc495c..0000000 --- a/board/oxc/Makefile +++ /dev/null @@ -1,44 +0,0 @@ -# -# (C) Copyright 2000-2006 -# 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., 59 Temple Place, Suite 330, Boston, -# MA 02111-1307 USA -# - -include $(TOPDIR)/config.mk - -LIB = $(obj)lib$(BOARD).o - -COBJS = $(BOARD).o flash.o - -SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) -OBJS := $(addprefix $(obj),$(COBJS)) -SOBJS := $(addprefix $(obj),$(SOBJS)) - -$(LIB): $(obj).depend $(OBJS) - $(call cmd_link_o_target, $(OBJS)) - -######################################################################### - -# defines $(obj).depend target -include $(SRCTREE)/rules.mk - -sinclude $(obj).depend - -######################################################################### diff --git a/board/oxc/flash.c b/board/oxc/flash.c deleted file mode 100644 index 36e0fca..0000000 --- a/board/oxc/flash.c +++ /dev/null @@ -1,372 +0,0 @@ -/* - * (C) Copyright 2000 - * Marius Groeger <mgroeger@sysgo.de> - * Sysgo Real-Time Solutions, GmbH <www.elinos.com> - * - * (C) Copyright 2000 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * Flash Routines for STM29W320DB/STM29W800D flash chips - * - *-------------------------------------------------------------------- - * 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., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <common.h> -#include <mpc8xx.h> - -flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH chips */ - -/*----------------------------------------------------------------------- - * Functions - */ - -static ulong flash_get_size (vu_char *addr, flash_info_t *info); -static int write_byte (flash_info_t *info, ulong dest, uchar data); - -/*----------------------------------------------------------------------- - */ - -unsigned long flash_init (void) -{ - unsigned long size; - int i; - - /* Init: no FLASHes known */ - for (i=0; i<CONFIG_SYS_MAX_FLASH_BANKS; ++i) { - flash_info[i].flash_id = FLASH_UNKNOWN; - } - - /* - * We use the following trick here: since flash is cyclically - * mapped in the 0xFF800000-0xFFFFFFFF area, we detect the type - * and the size of flash using 0xFF800000 as the base address, - * and then call flash_get_size() again to fill flash_info. - */ - size = flash_get_size((vu_char *)CONFIG_SYS_FLASH_PRELIMBASE, &flash_info[0]); - if (size) - { - flash_get_size((vu_char *)(-size), &flash_info[0]); - } - -#if (CONFIG_SYS_MONITOR_BASE >= CONFIG_SYS_FLASH_PRELIMBASE) - /* monitor protection ON by default */ - flash_protect(FLAG_PROTECT_SET, - CONFIG_SYS_MONITOR_BASE, - CONFIG_SYS_MONITOR_BASE+monitor_flash_len-1, - &flash_info[0]); -#endif - -#if defined(CONFIG_ENV_IS_IN_FLASH) && defined(CONFIG_ENV_ADDR) -# ifndef CONFIG_ENV_SIZE -# define CONFIG_ENV_SIZE CONFIG_ENV_SECT_SIZE -# endif - flash_protect(FLAG_PROTECT_SET, - CONFIG_ENV_ADDR, - CONFIG_ENV_ADDR + CONFIG_ENV_SIZE - 1, - &flash_info[0]); -#endif - - return (size); -} - -/*----------------------------------------------------------------------- - */ -void flash_print_info (flash_info_t *info) -{ - int i; - - if (info->flash_id == FLASH_UNKNOWN) { - printf ("missing or unknown FLASH type\n"); - return; - } - - switch (info->flash_id & FLASH_VENDMASK) { - case FLASH_MAN_STM: - printf ("ST "); - break; - default: - printf ("Unknown Vendor "); - break; - } - - switch (info->flash_id & FLASH_TYPEMASK) { - case FLASH_STM320DB: - printf ("M29W320DB (32 Mbit)\n"); - break; - case FLASH_STM800DB: - printf ("M29W800DB (8 Mbit, bottom boot block)\n"); - break; - case FLASH_STM800DT: - printf ("M29W800DT (8 Mbit, top boot block)\n"); - break; - default: - printf ("Unknown Chip Type\n"); - break; - } - - printf (" Size: %ld KB in %d Sectors\n", - info->size >> 10, info->sector_count); - - printf (" Sector Start Addresses:"); - for (i=0; i<info->sector_count; ++i) { - if ((i % 5) == 0) - printf ("\n "); - printf (" %08lX%s", - info->start[i], - info->protect[i] ? " (RO)" : " " - ); - } - printf ("\n"); - return; -} - -/* - * The following code cannot be run from FLASH! - */ - -static ulong flash_get_size (vu_char *addr, flash_info_t *info) -{ - short i; - uchar vendor, devid; - ulong base = (ulong)addr; - - /* Write auto select command: read Manufacturer ID */ - addr[0x0AAA] = 0xAA; - addr[0x0555] = 0x55; - addr[0x0AAA] = 0x90; - - udelay(1000); - - vendor = addr[0]; - devid = addr[2]; - - /* only support STM */ - if ((vendor << 16) != FLASH_MAN_STM) { - return 0; - } - - if (devid == FLASH_STM320DB) { - /* MPC8240 can address maximum 2Mb of flash, that is why the MSB - * lead is grounded and we can access only 2 first Mb */ - info->flash_id = vendor << 16 | devid; - info->sector_count = 32; - info->size = info->sector_count * 0x10000; - for (i = 0; i < info->sector_count; i++) { - info->start[i] = base + i * 0x10000; - } - } - else if (devid == FLASH_STM800DB) { - info->flash_id = vendor << 16 | devid; - info->sector_count = 19; - info->size = 0x100000; - info->start[0] = 0x0000; - info->start[1] = 0x4000; - info->start[2] = 0x6000; - info->start[3] = 0x8000; - for (i = 4; i < info->sector_count; i++) { - info->start[i] = base + (i-3) * 0x10000; - } - } - else if (devid == FLASH_STM800DT) { - info->flash_id = vendor << 16 | devid; - info->sector_count = 19; - info->size = 0x100000; - for (i = 0; i < info->sector_count-4; i++) { - info->start[i] = base + i * 0x10000; - } - info->start[i] = base + i * 0x10000; - info->start[i+1] = base + i * 0x10000 + 0x8000; - info->start[i+2] = base + i * 0x10000 + 0xa000; - info->start[i+3] = base + i * 0x10000 + 0xc000; - } - else { - return 0; - } - - /* mark all sectors as unprotected */ - for (i = 0; i < info->sector_count; i++) { - info->protect[i] = 0; - } - - /* Issue the reset command */ - if (info->flash_id != FLASH_UNKNOWN) { - addr[0] = 0xF0; /* reset bank */ - } - - return (info->size); -} - - -/*----------------------------------------------------------------------- - */ - -int flash_erase (flash_info_t *info, int s_first, int s_last) -{ - vu_char *addr = (vu_char *)(info->start[0]); - int flag, prot, sect, l_sect; - ulong start, now, last; - - if ((s_first < 0) || (s_first > s_last)) { - if (info->flash_id == FLASH_UNKNOWN) { - printf ("- missing\n"); - } else { - printf ("- no sectors to erase\n"); - } - return 1; - } - - prot = 0; - for (sect = s_first; sect <= s_last; sect++) { - if (info->protect[sect]) { - prot++; - } - } - - if (prot) { - printf ("- Warning: %d protected sectors will not be erased!\n", - prot); - } else { - printf ("\n"); - } - - l_sect = -1; - - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts(); - - addr[0x0AAA] = 0xAA; - addr[0x0555] = 0x55; - addr[0x0AAA] = 0x80; - addr[0x0AAA] = 0xAA; - addr[0x0555] = 0x55; - - /* wait at least 80us - let's wait 1 ms */ - udelay (1000); - - /* Start erase on unprotected sectors */ - for (sect = s_first; sect<=s_last; sect++) { - if (info->protect[sect] == 0) { /* not protected */ - addr = (vu_char *)(info->start[sect]); - addr[0] = 0x30; - l_sect = sect; - } - } - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts(); - - /* wait at least 80us - let's wait 1 ms */ - udelay (1000); - - /* - * We wait for the last triggered sector - */ - if (l_sect < 0) - goto DONE; - - start = get_timer (0); - last = start; - addr = (vu_char *)(info->start[l_sect]); - while ((addr[0] & 0x80) != 0x80) { - if ((now = get_timer(start)) > CONFIG_SYS_FLASH_ERASE_TOUT) { - printf ("Timeout\n"); - return 1; - } - /* show that we're waiting */ - if ((now - last) > 1000) { /* every second */ - serial_putc ('.'); - last = now; - } - } - - DONE: - /* reset to read mode */ - addr = (volatile unsigned char *)info->start[0]; - addr[0] = 0xF0; /* reset bank */ - - printf (" done\n"); - return 0; -} - -/*----------------------------------------------------------------------- - * Copy memory to flash, returns: - * 0 - OK - * 1 - write timeout - * 2 - Flash not erased - */ - -int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt) -{ - int rc; - - while (cnt > 0) { - if ((rc = write_byte(info, addr, *src)) != 0) { - return (rc); - } - addr++; - src++; - cnt--; - } - - return (0); -} - -/*----------------------------------------------------------------------- - * Write a byte to Flash, returns: - * 0 - OK - * 1 - write timeout - * 2 - Flash not erased - */ -static int write_byte (flash_info_t *info, ulong dest, uchar data) -{ - vu_char *addr = (vu_char *)(info->start[0]); - ulong start; - int flag; - - /* Check if Flash is (sufficiently) erased */ - if ((*((vu_char *)dest) & data) != data) { - return (2); - } - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts(); - - addr[0x0AAA] = 0xAA; - addr[0x0555] = 0x55; - addr[0x0AAA] = 0xA0; - - *((vu_char *)dest) = data; - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts(); - - /* data polling for D7 */ - start = get_timer (0); - while ((*((vu_char *)dest) & 0x80) != (data & 0x80)) { - if (get_timer(start) > CONFIG_SYS_FLASH_WRITE_TOUT) { - return (1); - } - } - return (0); -} - -/*----------------------------------------------------------------------- - */ diff --git a/board/oxc/oxc.c b/board/oxc/oxc.c deleted file mode 100644 index 1a2bdf4..0000000 --- a/board/oxc/oxc.c +++ /dev/null @@ -1,223 +0,0 @@ -/* - * (C) Copyright 2000 - * Rob Taylor, Flying Pig Systems. robt@flyingpig.com. - * - * 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., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <common.h> -#include <mpc824x.h> -#include <pci.h> -#include <i2c.h> -#include <netdev.h> - -DECLARE_GLOBAL_DATA_PTR; - -int checkboard (void) -{ - puts ( "Board: OXC8240\n" ); - return 0; -} - -phys_size_t initdram (int board_type) -{ -#ifndef CONFIG_SYS_RAMBOOT - long size; - long new_bank0_end; - long mear1; - long emear1; - - size = get_ram_size(CONFIG_SYS_SDRAM_BASE, CONFIG_SYS_MAX_RAM_SIZE); - - new_bank0_end = size - 1; - mear1 = mpc824x_mpc107_getreg(MEAR1); - emear1 = mpc824x_mpc107_getreg(EMEAR1); - mear1 = (mear1 & 0xFFFFFF00) | - ((new_bank0_end & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT); - emear1 = (emear1 & 0xFFFFFF00) | - ((new_bank0_end & MICR_ADDR_MASK) >> MICR_EADDR_SHIFT); - mpc824x_mpc107_setreg(MEAR1, mear1); - mpc824x_mpc107_setreg(EMEAR1, emear1); - - return (size); -#else - /* if U-Boot starts from RAM, then suppose we have 16Mb of RAM */ - return (16 << 20); -#endif -} - -/* - * Initialize PCI Devices, report devices found. - */ -#ifndef CONFIG_PCI_PNP -static struct pci_config_table pci_oxc_config_table[] = { - { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, 0x14, PCI_ANY_ID, - pci_cfgfunc_config_device, { PCI_ENET0_IOADDR, - PCI_ENET0_MEMADDR, - PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER }}, - { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, 0x15, PCI_ANY_ID, - pci_cfgfunc_config_device, { PCI_ENET1_IOADDR, - PCI_ENET1_MEMADDR, - PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER }}, - { } -}; -#endif - -static struct pci_controller hose = { -#ifndef CONFIG_PCI_PNP - config_table: pci_oxc_config_table, -#endif -}; - -void pci_init_board (void) -{ - pci_mpc824x_init(&hose); -} - -int board_early_init_f (void) -{ - *(volatile unsigned char *)(CONFIG_SYS_CPLD_RESET) = 0x89; - return 0; -} - -#ifdef CONFIG_WATCHDOG -void oxc_wdt_reset(void) -{ - *(volatile unsigned char *)(CONFIG_SYS_CPLD_WATCHDOG) = 0xff; -} - -void watchdog_reset(void) -{ - int re_enable = disable_interrupts(); - - oxc_wdt_reset(); - if (re_enable) - enable_interrupts(); -} -#endif - -static int oxc_get_expander(unsigned char addr, unsigned char * val) -{ - return i2c_read(addr, 0, 0, val, 1); -} - -static int oxc_set_expander(unsigned char addr, unsigned char val) -{ - return i2c_write(addr, 0, 0, &val, 1); -} - -static int expander0alive = 0; - -#ifdef CONFIG_SHOW_ACTIVITY -static int ledtoggle = 0; -static int ledstatus = 1; - -void oxc_toggle_activeled(void) -{ - ledtoggle++; -} - -void board_show_activity (ulong timestamp) -{ - if ((timestamp % (CONFIG_SYS_HZ / 10)) == 0) - oxc_toggle_activeled (); -} - -void show_activity(int arg) -{ - static unsigned char led = 0; - unsigned char val; - - if (!expander0alive) return; - - if ((ledtoggle > (2 * arg)) && ledstatus) { - led ^= 0x80; - oxc_get_expander(CONFIG_SYS_I2C_EXPANDER0_ADDR, &val); - udelay(200); - oxc_set_expander(CONFIG_SYS_I2C_EXPANDER0_ADDR, (val & 0x7F) | led); - ledtoggle = 0; - } -} -#endif - -#ifdef CONFIG_SHOW_BOOT_PROGRESS -void show_boot_progress(int arg) -{ - unsigned char val; - - if (!expander0alive) return; - - if (arg > 0 && ledstatus) { - ledstatus = 0; - oxc_get_expander(CONFIG_SYS_I2C_EXPANDER0_ADDR, &val); - udelay(200); - oxc_set_expander(CONFIG_SYS_I2C_EXPANDER0_ADDR, val | 0x80); - } else if (arg < 0) { - oxc_get_expander(CONFIG_SYS_I2C_EXPANDER0_ADDR, &val); - udelay(200); - oxc_set_expander(CONFIG_SYS_I2C_EXPANDER0_ADDR, val & 0x7F); - ledstatus = 1; - } -} -#endif - -int misc_init_r (void) -{ - /* check whether the i2c expander #0 is accessible */ - if (!oxc_set_expander(CONFIG_SYS_I2C_EXPANDER0_ADDR, 0x7F)) { - udelay(200); - expander0alive = 1; - } - -#ifdef CONFIG_SYS_OXC_GENERATE_IP - { - char str[32]; - unsigned long ip = CONFIG_SYS_OXC_IPMASK; - bd_t *bd = gd->bd; - - if (expander0alive) { - unsigned char val; - - if (!oxc_get_expander(CONFIG_SYS_I2C_EXPANDER0_ADDR, &val)) { - ip = (ip & 0xffffff00) | ((val & 0x7c) >> 2); - } - } - - if ((ip & 0xff) < 3) { - /* if fail, set x.x.x.254 */ - ip = (ip & 0xffffff00) | 0xfe; - } - - bd->bi_ip_addr = ip; - sprintf(str, "%ld.%ld.%ld.%ld", - (bd->bi_ip_addr & 0xff000000) >> 24, - (bd->bi_ip_addr & 0x00ff0000) >> 16, - (bd->bi_ip_addr & 0x0000ff00) >> 8, - (bd->bi_ip_addr & 0x000000ff)); - setenv("ipaddr", str); - printf("ip: %s\n", str); - } -#endif - return (0); -} - -int board_eth_init(bd_t *bis) -{ - return pci_eth_init(bis); -} |