diff options
Diffstat (limited to 'board/sbc8240')
-rw-r--r-- | board/sbc8240/Makefile | 44 | ||||
-rw-r--r-- | board/sbc8240/README | 140 | ||||
-rw-r--r-- | board/sbc8240/flash.c | 638 | ||||
-rw-r--r-- | board/sbc8240/sbc8240.c | 111 |
4 files changed, 0 insertions, 933 deletions
diff --git a/board/sbc8240/Makefile b/board/sbc8240/Makefile deleted file mode 100644 index 12e4aa6..0000000 --- a/board/sbc8240/Makefile +++ /dev/null @@ -1,44 +0,0 @@ -# -# (C) Copyright 2001-2006 -# 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/sbc8240/README b/board/sbc8240/README deleted file mode 100644 index 71595b4..0000000 --- a/board/sbc8240/README +++ /dev/null @@ -1,140 +0,0 @@ -The supported features of the SBC8240/8245 board are: - 8240 or 8245 processor - 66MHz & 100MHz bus speed - Decrementer timer - 1 UART channel (Console channel) - 8240 Interrupt Controller - 8240 PCI bridge - 8240 Memory Controller - SDRAM (16, 64 MB Memory DIMM) - FLASH 512K On board - FLASH 4MB On board - - -Memory Map from CPU point of view: - - Start Size Access to - ----------------------------------------------------- - 0x00000000 64MB SDRAM DIMM - 0xFF000000 4MB On Board FLASH - 0xFFF00000 512K On Board FLASH or SRAM (Configured by jumper) - 0xFFE00000 8K EEPROM - 0xFFE80000 8Bit LED - 0xFFF80000 8Bit UART - - -Setting the board Jumpers & Switches: - - In order to get the board running with the default configuration the - jumpers need to be set as follows: - - General Jumpers: - ____________________________________________ - | Jumpers | Jumpers | Jumpers | - |-------------|--------------|---------------| - |JP1 1-2 | JP14 1-2 | JP27 1-2 | - |JP5 Open | JP15 1-2 | JP28 2-3 | - |JP8 1-2 | JP16 1-2 | JP33 Open | - |JP9 1-2 | JP17 1-2 | JP37 Close | - |JP10 1-2 | JP18 1-2 | | - |JP11 2-3 | JP19 1-2 | | - |JP12 1-2 | JP20 1-2 | | - |JP13 1-2 | JP25 Open | | - |_____________|______________|_______________| - - Bus speed Jumpers: - _________________________ - | 100MHz Bus | 66 MHz Bus | - |------------|------------| - | JP2 1-2 | JP2 1-2 | - | JP3 1-2 | JP3 2-3 | - | JP4 1-2 | JP4 2-3 | - | JP6 1-2 | JP6 2-3 | - | JP7 1-2 | JP7 1-2 | - |____________|____________| - - -U-Boot 1.1.2 (Jun 24 2004 - 17:01:04) - -CPU: MPC8240 Revision 1.1 at 247.500 MHz: 16 kB I-Cache 16 kB D-Cache -Board: sbc8240 Revision 255 Local Bus at 99 MHz -DRAM: 64 MB -FLASH: 512 kB - 00 11 8086 1229 0200 00 -In: serial -Out: serial -Err: serial -Net: i82559#0 - -Welcome to U-Boot for the sbc8240 - -Type ? or help to get on-line help - -Hit any key to stop autoboot: 0 -=> printenv -bootcmd=version;echo;tftpboot $loadaddr $loadfile;bootvx -bootdelay=5 -baudrate=9600 -ethaddr=DE:AD:BE:EF:01:01 -ipaddr=192.168.193.102 -preboot=echo;echo Welcome to U-Boot for the sbc8240;echo;echo Type "? or help" to get on-line help;echo -netmask=255.255.255.248 -clocks_in_mhz=1 -bootargs=$fei(0,0)host:/T221ppc/target/config/sbc8240/vxWorks.st e=192.168.193.102 h=192.168.193.99 u=target pw=hello f=0x08 tn=sbc8240 o=fei -ipaddr=192.168.193.102 -loadfile=vxWorks.st -loadaddr=0x01000000 -net_load=tftpboot $loadaddr $loadfile -serverip=192.168.193.99 -ethact=i82559#0 -stdin=serial -stdout=serial -stderr=serial - -Environment size: 631/16380 bytes -=> boot - -U-Boot 1.1.2 (Jun 24 2004 - 17:01:04) - -Using i82559#0 device -TFTP from server 192.168.193.99; our IP address is 192.168.193.102 -Filename 'vxWorks.st'. -Load address: 0x1000000 -Loading: ################################################################# - ################################################################# - ############################################################## -done -Bytes transferred = 979927 (ef3d7 hex) -## Ethernet MAC address not copied to NV RAM -Loading .text @ 0x00100000 (758848 bytes) -Loading .data @ 0x001b9440 (79904 bytes) -Clearing .bss @ 0x001ccc60 (20288 bytes) -## Using bootline (@ 0x4200): $fei(0,0)host:/T221ppc/target/config/sbc8240/vxWorks.st e=192.168.193.102 h=192.168.193.99 u=target pw=hello f=0x08 tn=sbc8240 o=fei -## Starting vxWorks at 0x00100000 ... - -Adding 2845 symbols for standalone. - - - ]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]] - ]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]] - ]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]] - ]]]]]]]]]]] ]]]] ]]]]]]]]]] ]] ]]]] (R) - ] ]]]]]]]]] ]]]]]] ]]]]]]]] ]] ]]]] - ]] ]]]]]]] ]]]]]]]] ]]]]]] ] ]] ]]]] - ]]] ]]]]] ] ]]] ] ]]]] ]]] ]]]]]]]]] ]]]] ]] ]]]] ]] ]]]]] - ]]]] ]]] ]] ] ]]] ]] ]]]]] ]]]]]] ]] ]]]]]]] ]]]] ]] ]]]] - ]]]]] ] ]]]] ]]]]] ]]]]]]]] ]]]] ]] ]]]] ]]]]]]] ]]]] - ]]]]]] ]]]]] ]]]]]] ] ]]]]] ]]]] ]] ]]]] ]]]]]]]] ]]]] - ]]]]]]] ]]]]] ] ]]]]]] ] ]]] ]]]] ]] ]]]] ]]]] ]]]] ]]]] - ]]]]]]]] ]]]]] ]]] ]]]]]]] ] ]]]]]]] ]]]] ]]]] ]]]] ]]]]] - ]]]]]]]]]]]]]]]]]]]]]]]]]]]]]] - ]]]]]]]]]]]]]]]]]]]]]]]]]]]]] Development System - ]]]]]]]]]]]]]]]]]]]]]]]]]]]] - ]]]]]]]]]]]]]]]]]]]]]]]]]]] VxWorks version 5.5.1 - ]]]]]]]]]]]]]]]]]]]]]]]]]] KERNEL: WIND version 2.6 - ]]]]]]]]]]]]]]]]]]]]]]]]] Copyright Wind River Systems, Inc., 1984-2003 - - CPU: MPC8240 -- Wind River BSP. SBC8240 Board. Processor #0. - Memory Size: 0x2000000. BSP version 1.2/28. - --> diff --git a/board/sbc8240/flash.c b/board/sbc8240/flash.c deleted file mode 100644 index a095753..0000000 --- a/board/sbc8240/flash.c +++ /dev/null @@ -1,638 +0,0 @@ -/* - * (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., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -/* - * Modified 4/5/2001 - * Wait for completion of each sector erase command issued - * 4/5/2001 - * Chris Hallinan - DS4.COM, Inc. - clh@net1plus.com - */ - -#include <common.h> -#include <mpc824x.h> -#include <asm/processor.h> - -#if CONFIG_SYS_MAX_FLASH_BANKS != 1 -#error "CONFIG_SYS_MAX_FLASH_BANKS must be 1" -#endif -flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH chips */ - -/*----------------------------------------------------------------------- - * Functions - */ -static ulong flash_get_size (vu_long * addr, flash_info_t * info); -static int write_word (flash_info_t * info, ulong dest, ulong data); -static void flash_get_offsets (ulong base, flash_info_t * info); - -#define ADDR0 0x5555 -#define ADDR1 0x2aaa -#define FLASH_WORD_SIZE unsigned char - -/*----------------------------------------------------------------------- - */ - -unsigned long flash_init (void) -{ - unsigned long size_b0; - - /* Init: no FLASHes known */ - flash_info[0].flash_id = FLASH_UNKNOWN; - - /* Static FLASH Bank configuration here - FIXME XXX */ - - size_b0 = flash_get_size ((vu_long *) FLASH_BASE0_PRELIM, &flash_info[0]); - - if (flash_info[0].flash_id == FLASH_UNKNOWN) { - printf ("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n", - size_b0, size_b0 << 20); - } - - /* Only one bank */ - /* Setup offsets */ - flash_get_offsets (FLASH_BASE0_PRELIM, &flash_info[0]); - - /* Monitor protection ON by default */ - (void) flash_protect (FLAG_PROTECT_SET, - FLASH_BASE0_PRELIM, - FLASH_BASE0_PRELIM + monitor_flash_len - 1, - &flash_info[0]); - flash_info[0].size = size_b0; - - return size_b0; -} - - -/*----------------------------------------------------------------------- - */ -static void flash_get_offsets (ulong base, flash_info_t * info) -{ - int i; - - /* set up sector start address table */ - if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) || - (info->flash_id == FLASH_AM040)) { - for (i = 0; i < info->sector_count; i++) - info->start[i] = base + (i * 0x00010000); - } else { - if (info->flash_id & FLASH_BTYPE) { - /* set sector offsets for bottom boot block type */ - info->start[0] = base + 0x00000000; - info->start[1] = base + 0x00004000; - info->start[2] = base + 0x00006000; - info->start[3] = base + 0x00008000; - for (i = 4; i < info->sector_count; i++) { - info->start[i] = - base + (i * 0x00010000) - 0x00030000; - } - } else { - /* set sector offsets for top boot block type */ - i = info->sector_count - 1; - info->start[i--] = base + info->size - 0x00004000; - info->start[i--] = base + info->size - 0x00006000; - info->start[i--] = base + info->size - 0x00008000; - for (; i >= 0; i--) { - info->start[i] = base + i * 0x00010000; - } - } - } -} - -/*----------------------------------------------------------------------- - */ -void flash_print_info (flash_info_t * info) -{ - int i; - int k; - int size; - int erased; - volatile unsigned long *flash; - - if (info->flash_id == FLASH_UNKNOWN) { - printf ("missing or unknown FLASH type\n"); - return; - } - - switch (info->flash_id & FLASH_VENDMASK) { - case FLASH_MAN_AMD: - printf ("AMD "); - break; - case FLASH_MAN_FUJ: - printf ("FUJITSU "); - break; - case FLASH_MAN_SST: - printf ("SST "); - break; - default: - printf ("Unknown Vendor "); - break; - } - - switch (info->flash_id & FLASH_TYPEMASK) { - case FLASH_AM040: - printf ("AM29F040 (512 Kbit, uniform sector size)\n"); - break; - case FLASH_AM400B: - printf ("AM29LV400B (4 Mbit, bottom boot sect)\n"); - break; - case FLASH_AM400T: - printf ("AM29LV400T (4 Mbit, top boot sector)\n"); - break; - case FLASH_AM800B: - printf ("AM29LV800B (8 Mbit, bottom boot sect)\n"); - break; - case FLASH_AM800T: - printf ("AM29LV800T (8 Mbit, top boot sector)\n"); - break; - case FLASH_AM160B: - printf ("AM29LV160B (16 Mbit, bottom boot sect)\n"); - break; - case FLASH_AM160T: - printf ("AM29LV160T (16 Mbit, top boot sector)\n"); - break; - case FLASH_AM320B: - printf ("AM29LV320B (32 Mbit, bottom boot sect)\n"); - break; - case FLASH_AM320T: - printf ("AM29LV320T (32 Mbit, top boot sector)\n"); - break; - case FLASH_SST800A: - printf ("SST39LF/VF800 (8 Mbit, uniform sector size)\n"); - break; - case FLASH_SST160A: - printf ("SST39LF/VF160 (16 Mbit, uniform sector size)\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) { - /* - * Check if whole sector is erased - */ - if (i != (info->sector_count - 1)) - size = info->start[i + 1] - info->start[i]; - else - size = info->start[0] + info->size - info->start[i]; - erased = 1; - flash = (volatile unsigned long *) info->start[i]; - size = size >> 2; /* divide by 4 for longword access */ - for (k = 0; k < size; k++) { - if (*flash++ != 0xffffffff) { - erased = 0; - break; - } - } - - if ((i % 5) == 0) - printf ("\n "); - printf (" %08lX%s%s", - info->start[i], - erased ? " E" : " ", info->protect[i] ? "RO " : " " - ); - } - printf ("\n"); - return; -} - -/*----------------------------------------------------------------------- - */ - - -/*----------------------------------------------------------------------- - */ - -/* - * The following code cannot be run from FLASH! - */ -static ulong flash_get_size (vu_long * addr, flash_info_t * info) -{ - short i; - FLASH_WORD_SIZE value; - ulong base = (ulong) addr; - volatile FLASH_WORD_SIZE *addr2 = (FLASH_WORD_SIZE *) addr; - - /* Write auto select command: read Manufacturer ID */ - addr2[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA; - addr2[ADDR1] = (FLASH_WORD_SIZE) 0x00550055; - addr2[ADDR0] = (FLASH_WORD_SIZE) 0x00900090; - - value = addr2[0]; - - switch (value) { - case (FLASH_WORD_SIZE) AMD_MANUFACT: - info->flash_id = FLASH_MAN_AMD; - break; - case (FLASH_WORD_SIZE) FUJ_MANUFACT: - info->flash_id = FLASH_MAN_FUJ; - break; - case (FLASH_WORD_SIZE) SST_MANUFACT: - info->flash_id = FLASH_MAN_SST; - break; - default: - info->flash_id = FLASH_UNKNOWN; - info->sector_count = 0; - info->size = 0; - return (0); /* no or unknown flash */ - } - - value = addr2[1]; /* device ID */ - - switch (value) { - case (FLASH_WORD_SIZE) AMD_ID_F040B: - info->flash_id += FLASH_AM040; - info->sector_count = 8; - info->size = 0x0080000; /* => 512 ko */ - break; - case (FLASH_WORD_SIZE) AMD_ID_LV040B: - info->flash_id += FLASH_AM040; - info->sector_count = 8; - info->size = 0x0080000; /* => 512 ko */ - break; - case (FLASH_WORD_SIZE) AMD_ID_LV400T: - info->flash_id += FLASH_AM400T; - info->sector_count = 11; - info->size = 0x00080000; - break; /* => 0.5 MB */ - - case (FLASH_WORD_SIZE) AMD_ID_LV400B: - info->flash_id += FLASH_AM400B; - info->sector_count = 11; - info->size = 0x00080000; - break; /* => 0.5 MB */ - - case (FLASH_WORD_SIZE) AMD_ID_LV800T: - info->flash_id += FLASH_AM800T; - info->sector_count = 19; - info->size = 0x00100000; - break; /* => 1 MB */ - - case (FLASH_WORD_SIZE) AMD_ID_LV800B: - info->flash_id += FLASH_AM800B; - info->sector_count = 19; - info->size = 0x00100000; - break; /* => 1 MB */ - - case (FLASH_WORD_SIZE) AMD_ID_LV160T: - info->flash_id += FLASH_AM160T; - info->sector_count = 35; - info->size = 0x00200000; - break; /* => 2 MB */ - - case (FLASH_WORD_SIZE) AMD_ID_LV160B: - info->flash_id += FLASH_AM160B; - info->sector_count = 35; - info->size = 0x00200000; - break; /* => 2 MB */ -#if 0 /* enable when device IDs are available */ - case (FLASH_WORD_SIZE) AMD_ID_LV320T: - info->flash_id += FLASH_AM320T; - info->sector_count = 67; - info->size = 0x00400000; - break; /* => 4 MB */ - - case (FLASH_WORD_SIZE) AMD_ID_LV320B: - info->flash_id += FLASH_AM320B; - info->sector_count = 67; - info->size = 0x00400000; - break; /* => 4 MB */ -#endif - case (FLASH_WORD_SIZE) SST_ID_xF800A: - info->flash_id += FLASH_SST800A; - info->sector_count = 16; - info->size = 0x00100000; - break; /* => 1 MB */ - - case (FLASH_WORD_SIZE) SST_ID_xF160A: - info->flash_id += FLASH_SST160A; - info->sector_count = 32; - info->size = 0x00200000; - break; /* => 2 MB */ - - default: - info->flash_id = FLASH_UNKNOWN; - return (0); /* => no or unknown flash */ - - } - - /* set up sector start address table */ - if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) || - (info->flash_id == FLASH_AM040)) { - for (i = 0; i < info->sector_count; i++) - info->start[i] = base + (i * 0x00010000); - } else { - if (info->flash_id & FLASH_BTYPE) { - /* set sector offsets for bottom boot block type */ - info->start[0] = base + 0x00000000; - info->start[1] = base + 0x00004000; - info->start[2] = base + 0x00006000; - info->start[3] = base + 0x00008000; - for (i = 4; i < info->sector_count; i++) { - info->start[i] = - base + (i * 0x00010000) - 0x00030000; - } - } else { - /* set sector offsets for top boot block type */ - i = info->sector_count - 1; - info->start[i--] = base + info->size - 0x00004000; - info->start[i--] = base + info->size - 0x00006000; - info->start[i--] = base + info->size - 0x00008000; - for (; i >= 0; i--) { - info->start[i] = base + i * 0x00010000; - } - } - } - - /* check for protected sectors */ - for (i = 0; i < info->sector_count; i++) { - /* read sector protection at sector address, (A7 .. A0) = 0x02 */ - /* D0 = 1 if protected */ - addr2 = (volatile FLASH_WORD_SIZE *) (info->start[i]); - if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) - info->protect[i] = 0; - else - info->protect[i] = addr2[2] & 1; - } - - /* - * Prevent writes to uninitialized FLASH. - */ - if (info->flash_id != FLASH_UNKNOWN) { - addr2 = (FLASH_WORD_SIZE *) info->start[0]; - *addr2 = (FLASH_WORD_SIZE) 0x00F000F0; /* reset bank */ - } - - return (info->size); -} - -int wait_for_DQ7 (flash_info_t * info, int sect) -{ - ulong start, now, last; - volatile FLASH_WORD_SIZE *addr = - (FLASH_WORD_SIZE *) (info->start[sect]); - - start = get_timer (0); - last = start; - while ((addr[0] & (FLASH_WORD_SIZE) 0x00800080) != - (FLASH_WORD_SIZE) 0x00800080) { - 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 */ - putc ('.'); - last = now; - } - } - return 0; -} - -/*----------------------------------------------------------------------- - */ - -int flash_erase (flash_info_t * info, int s_first, int s_last) -{ - volatile FLASH_WORD_SIZE *addr = (FLASH_WORD_SIZE *) (info->start[0]); - volatile FLASH_WORD_SIZE *addr2; - int flag, prot, sect, l_sect; - int i; - - 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; - } - - if (info->flash_id == FLASH_UNKNOWN) { - printf ("Can't erase unknown flash type - aborted\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 (); - - /* Start erase on unprotected sectors */ - for (sect = s_first; sect <= s_last; sect++) { - if (info->protect[sect] == 0) { /* not protected */ - addr2 = (FLASH_WORD_SIZE *) (info->start[sect]); - printf ("Erasing sector %p\n", addr2); /* CLH */ - - if ((info->flash_id & FLASH_VENDMASK) == - FLASH_MAN_SST) { - addr[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA; - addr[ADDR1] = (FLASH_WORD_SIZE) 0x00550055; - addr[ADDR0] = (FLASH_WORD_SIZE) 0x00800080; - addr[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA; - addr[ADDR1] = (FLASH_WORD_SIZE) 0x00550055; - addr2[0] = (FLASH_WORD_SIZE) 0x00500050; /* block erase */ - for (i = 0; i < 50; i++) - udelay (1000); /* wait 1 ms */ - } else { - addr[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA; - addr[ADDR1] = (FLASH_WORD_SIZE) 0x00550055; - addr[ADDR0] = (FLASH_WORD_SIZE) 0x00800080; - addr[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA; - addr[ADDR1] = (FLASH_WORD_SIZE) 0x00550055; - addr2[0] = (FLASH_WORD_SIZE) 0x00300030; /* sector erase */ - } - l_sect = sect; - /* - * Wait for each sector to complete, it's more - * reliable. According to AMD Spec, you must - * issue all erase commands within a specified - * timeout. This has been seen to fail, especially - * if printf()s are included (for debug)!! - */ - wait_for_DQ7 (info, sect); - } - } - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts (); - - /* wait at least 80us - let's wait 1 ms */ - udelay (1000); - -#if 0 - /* - * We wait for the last triggered sector - */ - if (l_sect < 0) - goto DONE; - wait_for_DQ7 (info, l_sect); - - DONE: -#endif - /* reset to read mode */ - addr = (FLASH_WORD_SIZE *) info->start[0]; - addr[0] = (FLASH_WORD_SIZE) 0x00F000F0; /* 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) -{ - ulong cp, wp, data; - int i, l, rc; - - wp = (addr & ~3); /* get lower word aligned address */ - - /* - * handle unaligned start bytes - */ - if ((l = addr - wp) != 0) { - data = 0; - for (i = 0, cp = wp; i < l; ++i, ++cp) { - data = (data << 8) | (*(uchar *) cp); - } - for (; i < 4 && cnt > 0; ++i) { - data = (data << 8) | *src++; - --cnt; - ++cp; - } - for (; cnt == 0 && i < 4; ++i, ++cp) { - data = (data << 8) | (*(uchar *) cp); - } - - if ((rc = write_word (info, wp, data)) != 0) { - return (rc); - } - wp += 4; - } - - /* - * handle word aligned part - */ - while (cnt >= 4) { - data = 0; - for (i = 0; i < 4; ++i) { - data = (data << 8) | *src++; - } - if ((rc = write_word (info, wp, data)) != 0) { - return (rc); - } - wp += 4; - cnt -= 4; - } - - if (cnt == 0) { - return (0); - } - - /* - * handle unaligned tail bytes - */ - data = 0; - for (i = 0, cp = wp; i < 4 && cnt > 0; ++i, ++cp) { - data = (data << 8) | *src++; - --cnt; - } - for (; i < 4; ++i, ++cp) { - data = (data << 8) | (*(uchar *) cp); - } - - return (write_word (info, wp, data)); -} - -/*----------------------------------------------------------------------- - * Write a word to Flash, returns: - * 0 - OK - * 1 - write timeout - * 2 - Flash not erased - */ -static int write_word (flash_info_t * info, ulong dest, ulong data) -{ - volatile FLASH_WORD_SIZE *addr2 = - (FLASH_WORD_SIZE *) (info->start[0]); - volatile FLASH_WORD_SIZE *dest2 = (FLASH_WORD_SIZE *) dest; - volatile FLASH_WORD_SIZE *data2 = (FLASH_WORD_SIZE *) & data; - ulong start; - int i; - - /* Check if Flash is (sufficiently) erased */ - if ((*((volatile FLASH_WORD_SIZE *) dest) & - (FLASH_WORD_SIZE) data) != (FLASH_WORD_SIZE) data) { - return (2); - } - - for (i = 0; i < 4 / sizeof (FLASH_WORD_SIZE); i++) { - int flag; - - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts (); - - addr2[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA; - addr2[ADDR1] = (FLASH_WORD_SIZE) 0x00550055; - addr2[ADDR0] = (FLASH_WORD_SIZE) 0x00A000A0; - - dest2[i] = data2[i]; - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts (); - - /* data polling for D7 */ - start = get_timer (0); - while ((dest2[i] & (FLASH_WORD_SIZE) 0x00800080) != - (data2[i] & (FLASH_WORD_SIZE) 0x00800080)) { - - if (get_timer (start) > CONFIG_SYS_FLASH_WRITE_TOUT) { - return (1); - } - } - } - - return (0); -} diff --git a/board/sbc8240/sbc8240.c b/board/sbc8240/sbc8240.c deleted file mode 100644 index 01abe26..0000000 --- a/board/sbc8240/sbc8240.c +++ /dev/null @@ -1,111 +0,0 @@ -/* - * (C) Copyright 2001 - * Rob Taylor, Flying Pig Systems. robt@flyingpig.com. - * - * (C) Copyright 2001, 2002 - * 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 <common.h> -#include <mpc824x.h> -#include <asm/processor.h> -#include <pci.h> -#include <netdev.h> - -DECLARE_GLOBAL_DATA_PTR; - -#define BOARD_REV_REG 0xFE80002B - -int checkboard (void) -{ - char revision = *(volatile char *)(BOARD_REV_REG); - char buf[32]; - - puts ("Board: sbc8240 "); - printf("Revision %d ", revision); - printf("Local Bus at %s MHz\n", strmhz(buf, gd->bus_clk)); - - return 0; -} - -phys_size_t initdram(int board_type) -{ - 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); -} - -/* - * Initialize PCI Devices, report devices found. - */ -#ifndef CONFIG_PCI_PNP -static struct pci_config_table pci_sandpoint_config_table[] = { - { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, 0x0f, PCI_ANY_ID, - pci_cfgfunc_config_device, { PCI_ENET0_IOADDR, - PCI_ENET0_MEMADDR, - PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER }}, - - { } -}; -#endif - -struct pci_controller hose = { -#ifndef CONFIG_PCI_PNP - config_table: pci_sandpoint_config_table, -#endif -}; - -void pci_init_board(void) -{ - pci_mpc824x_init(&hose); -} - -#ifdef CONFIG_MISC_INIT_R -/* ------------------------------------------------------------------------- */ -int misc_init_r (void) -{ -#ifdef CONFIG_SYS_LED_BASE - *((unsigned char *) (CONFIG_SYS_LED_BASE)) = 0xFF; -#endif /* CONFIG_SYS_LED_BASE */ - - return (0); -} -#endif /* CONFIG_MISC_INIT_R */ - -int board_eth_init(bd_t *bis) -{ - return pci_eth_init(bis); -} |