diff options
| -rw-r--r-- | arch/powerpc/cpu/mpc824x/cpu_init.c | 4 | ||||
| -rw-r--r-- | arch/powerpc/cpu/mpc824x/start.S | 9 | ||||
| -rw-r--r-- | board/bmw/Makefile | 50 | ||||
| -rw-r--r-- | board/bmw/README | 331 | ||||
| -rw-r--r-- | board/bmw/bmw.c | 159 | ||||
| -rw-r--r-- | board/bmw/bmw.h | 86 | ||||
| -rw-r--r-- | board/bmw/config.mk | 30 | ||||
| -rw-r--r-- | board/bmw/early_init.S | 1170 | ||||
| -rw-r--r-- | board/bmw/flash.c | 779 | ||||
| -rw-r--r-- | board/bmw/m48t59y.c | 324 | ||||
| -rw-r--r-- | board/bmw/m48t59y.h | 57 | ||||
| -rw-r--r-- | board/bmw/ns16550.c | 57 | ||||
| -rw-r--r-- | board/bmw/ns16550.h | 79 | ||||
| -rw-r--r-- | board/bmw/serial.c | 105 | ||||
| -rw-r--r-- | boards.cfg | 1 | ||||
| -rw-r--r-- | include/configs/BMW.h | 302 |
16 files changed, 4 insertions, 3539 deletions
diff --git a/arch/powerpc/cpu/mpc824x/cpu_init.c b/arch/powerpc/cpu/mpc824x/cpu_init.c index 395f776..cfc665d 100644 --- a/arch/powerpc/cpu/mpc824x/cpu_init.c +++ b/arch/powerpc/cpu/mpc824x/cpu_init.c @@ -63,7 +63,7 @@ void cpu_init_f (void) { /* MOUSSE board is initialized in asm */ -#if !defined(CONFIG_MOUSSE) && !defined(CONFIG_BMW) +#if !defined(CONFIG_MOUSSE) register unsigned long val; CONFIG_WRITE_HALFWORD(PCICR, 0x06); /* Bus Master, respond to PCI memory space acesses*/ /* CONFIG_WRITE_HALFWORD(PCISR, 0xffff); */ /*reset PCISR*/ @@ -321,7 +321,7 @@ cpu_init_f (void) CONFIG_WRITE_WORD(MCCR1, val | MCCR1_MEMGO); /* set memory access going */ __asm__ __volatile__("eieio"); -#endif /* !CONFIG_MOUSSE && !CONFIG_BMW */ +#endif /* !CONFIG_MOUSSE */ } diff --git a/arch/powerpc/cpu/mpc824x/start.S b/arch/powerpc/cpu/mpc824x/start.S index 70db73e..076df70 100644 --- a/arch/powerpc/cpu/mpc824x/start.S +++ b/arch/powerpc/cpu/mpc824x/start.S @@ -113,9 +113,6 @@ _start: in_flash: -#if defined(CONFIG_BMW) - bl early_init_f /* Must be ASM: no stack yet! */ -#endif /* * Setup BATs - cannot be done in C since we don't have a stack yet */ @@ -126,7 +123,7 @@ in_flash: mfmsr r3 ori r3, r3, (MSR_IR | MSR_DR) mtmsr r3 -#if !defined(CONFIG_BMW) + /* Enable and invalidate data cache. */ mfspr r3, HID0 @@ -158,7 +155,7 @@ in_flash: ori r3, r3, 0x0080 sync mtspr 1011, r3 -#endif /* !CONFIG_BMW */ + /* * Thisk the stack pointer *somewhere* sensible. Doesnt * matter much where as we'll move it when we relocate @@ -498,7 +495,6 @@ relocate_code: bdnz 3b 4: -#if !defined(CONFIG_BMW) /* Unlock the data cache and invalidate locked area */ xor r0, r0, r0 mtspr 1011, r0 @@ -510,7 +506,6 @@ relocate_code: dcbi r0, r4 addi r4, r4, 32 bdnz 41b -#endif /* * Now flush the cache: note that we must start from a cache aligned diff --git a/board/bmw/Makefile b/board/bmw/Makefile deleted file mode 100644 index 4f88efa..0000000 --- a/board/bmw/Makefile +++ /dev/null @@ -1,50 +0,0 @@ -# -# (C) Copyright 2006 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. -# -# (C) Copyright 2002 -# James F. Dougherty, Broadcom Corporation, jfd@broadcom.com -# 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 ns16550.o serial.o m48t59y.o - -SOBJS = early_init.o - -SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) -OBJS := $(addprefix $(obj),$(COBJS)) -SOBJS := $(addprefix $(obj),$(SOBJS)) - -$(LIB): $(obj).depend $(OBJS) $(SOBJS) - $(call cmd_link_o_target, $(OBJS) $(SOBJS)) - -######################################################################### - -# defines $(obj).depend target -include $(SRCTREE)/rules.mk - -sinclude $(obj).depend - -######################################################################### diff --git a/board/bmw/README b/board/bmw/README deleted file mode 100644 index 1fbef79..0000000 --- a/board/bmw/README +++ /dev/null @@ -1,331 +0,0 @@ -Broadcom 95xx BMW CPCI Platform - -Overview -========= -BMW is an MPC8245 system controller featuring: -* 3U CPCI Form Factor -* BCM5703 Gigabit Ethernet -* M48T59Y NVRAM -* 16MB DOC -* DIP Socket for Socketed DOC up to 1GB -* 64MB SDRAM -* LCD Display -* Configurable Jumper options for 66,85, and 100Mhz memory bus - - -BMW System Address Map -====================== -BMW uses the MPC8245 CHRP Address MAP B found in the MPC8245 Users Manual -(P.121, Section 3.1 Address Maps, Address Map B). Other I/O devices found -onboard the processor module are listed briefly below: - -0x00000000 - 0x40000000 - 64MB SDRAM SIMM - (Unregistered PC-100 SDRAM DIMM Module) - -0xFF000000 - 0xFF001FFF - M-Systems DiskOnChip (TM) 2000 - TSOP 16MB (MD2211-D16-V3) - -0x70000000 - 0x70001FFF - M-Systems DiskOnChip (TM) 2000 - DIP32 (Socketed 16MB - 1GB ) * - NOTE: this is not populated on all systems. - -0x7c000000 - 0x7c000000 - Reset Register - (Write 0 to reset) - -0x7c000001 - 0x7c000001 - System LED - (Clear Bit 7 to turn on, set to shut off) - -0x7c000002 - 0x7c000002 - M48T59 Watchdog IRQ3 - (Clear bit 7 to reset, set to assert IRQ3) - -0x7c000003 - 0x7c000003 - M48T59 Write-Protect Register - (Clear bit 7 to make R/W, set to make R/O) - -0x7c002000 - 0x7c002003 - Infineon OSRAM DLR2416 4 Character - 5x7 Dot Matrix Alphanumeric Display - (Each byte sets the appropriate character) - -0x7c004000 - 0x7c005FF0 - SGS-THOMSON M48T59Y 8K NVRAM/RTC - NVRAM Memory Region - -0x7c005FF0 - 0x7c005FFF - SGS-THOMSON M48T59Y 8K NVRAM/RTC - Realtime Clock Registers - -0xFFF00000 - 0xFFF80000 - 512K PLCC32 BootRom - (AMD AM29F040, ST 29W040B) - -0xFFF00100 - System Reset Vector - - -IO/MMU (BAT) Configuration -====================== -The following Block-Address-Translation (BAT) configuration -is recommended to access all I/O devices. - -#define CONFIG_SYS_IBAT0L (0x00000000 | BATL_PP_10 | BATL_MEMCOHERENCE) -#define CONFIG_SYS_IBAT0U (0x00000000 | BATU_BL_256M | BATU_VS | BATU_VP) - -#define CONFIG_SYS_IBAT1L (0x70000000 | BATL_PP_10 | BATL_CACHEINHIBIT) -#define CONFIG_SYS_IBAT1U (0x70000000 | BATU_BL_256M | BATU_VS | BATU_VP) - -#define CONFIG_SYS_IBAT2L (0x80000000 | BATL_PP_10 | BATL_CACHEINHIBIT) -#define CONFIG_SYS_IBAT2U (0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP) - -#define CONFIG_SYS_IBAT3L (0xF0000000 | BATL_PP_10 | BATL_CACHEINHIBIT) -#define CONFIG_SYS_IBAT3U (0xF0000000 | BATU_BL_256M | BATU_VS | BATU_VP) - -#define CONFIG_SYS_DBAT0L CONFIG_SYS_IBAT0L -#define CONFIG_SYS_DBAT0U CONFIG_SYS_IBAT0U -#define CONFIG_SYS_DBAT1L CONFIG_SYS_IBAT1L -#define CONFIG_SYS_DBAT1U CONFIG_SYS_IBAT1U -#define CONFIG_SYS_DBAT2L CONFIG_SYS_IBAT2L -#define CONFIG_SYS_DBAT2U CONFIG_SYS_IBAT2U -#define CONFIG_SYS_DBAT3L CONFIG_SYS_IBAT3L -#define CONFIG_SYS_DBAT3U CONFIG_SYS_IBAT3U - - -Interrupt Mappings -====================== -BMW uses MPC8245 discrete mode interrupts. With the following -hardwired mappings: - -BCM5701 10/100/1000 Ethernet IRQ1 -CompactPCI Interrupt A IRQ2 -RTC/Watchdog Interrupt IRQ3 -Internal NS16552 UART IRQ4 - - -Jumper Settings -====================== - -BMW has a jumper (JP600) for selecting 66, 85, or 100Mhz memory bus. -A jumper (X) is a 0 bit. - -Hence 66= 10110 - 85= 11000 - 100= 10000 - -Jumper Settings for various Speeds -======================= -J1 J2 J3 J4 J5 - X X 66Mhz -======================= -J1 J2 J3 J4 J5 - X X X 85Mhz -======================= -J1 J2 J3 J4 J5 - X X X X 100Mhz -======================= - -Obviously, 100Mhz memory bus is recommended for optimum performance. - - -U-Boot -=============== -Broadcom BMW board is supported under config_BWM option. -Supported features: - -- NVRAM setenv/getenv (used by Linux Kernel for configuration variables) -- BCM570x TFTP file transfer support -- LCD Display Support -- DOC Support - (underway) - - -U-Boot 1.2.0 (Aug 6 2002 - 17:44:48) - -CPU: MPC8245 Revision 16.20 at 264 MHz: 16 kB I-Cache 16 kB D-Cache -Board: BMW MPC8245/KAHLUA2 - CHRP (MAP B) -Built: Aug 6 2002 at 17:44:37 -Local Bus at 66 MHz -DRAM: 64 MB -FLASH: 4095 MB -In: serial -Out: serial -Err: serial -DOC: No DiskOnChip found -Hit any key to stop autoboot: 0 -=>printenv -bootdelay=5 -baudrate=9600 -clocks_in_mhz=1 -hostname=switch-2 -bootcmd=tftp 100000 vmlinux.img;bootm -gateway=10.16.64.1 -ethaddr=00:00:10:18:10:10 -nfsroot=172.16.40.111:/boot/root-fs -filesize=5ec8c -netmask=255.255.240.0 -ipaddr=172.16.40.114 -serverip=172.16.40.111 -root=/dev/nfs -stdin=serial -stdout=serial -stderr=serial - -Environment size: 315/8172 bytes -=>boot - - -DevTools -======== -ELDK - DENX Embedded Linux Development Kit - -ROM Emulator - Grammar Engine PROMICE P1160-90-AI21E (2MBx8bit, 90ns access time) - Grammar Engine PL32E 32Pin PLCC Emulation cables - Grammar Engine 3VA8CON (3Volt adapter with Short cables) - Grammar Engine FPNET PromICE Ethernet Adapters - -ICE - WRS/EST VisionICE-II (PPC8240) - - -=>reset - - -U-Boot 1.2.0 (Aug 6 2002 - 17:44:48) - -CPU: MPC8245 Revision 16.20 at 264 MHz: 16 kB I-Cache 16 kB D-Cache -Board: BMW MPC8245/KAHLUA2 - CHRP (MAP B) -Built: Aug 6 2002 at 17:44:37 -Local Bus at 66 MHz -DRAM: 64 MB -FLASH: 4095 MB -In: serial -Out: serial -Err: serial -DOC: No DiskOnChip found -Hit any key to stop autoboot: 0 - -Broadcom BCM5701 1000Base-T: bus 0, device 13, function 0: MBAR=0x80100000 -BCM570x PCI Memory base address @0x80100000 -eth0:Broadcom BCM5701 1000Base-T: 100 Mbps half duplex link up, flow control OFF -eth0: Broadcom BCM5701 1000Base-T @0x80100000,node addr 000010181010 -eth0: BCM5700 with Broadcom BCM5701 Integrated Copper transceiver found -eth0: 32-bit PCI 33MHz, MTU: 1500,Rx Checksum ON -ARP broadcast 1 -TFTP from server 172.16.40.111; our IP address is 172.16.40.114 -Filename 'vmlinux.img'. -Load address: 0x100000 -Loading: ################################################################# - ####################################T ############################# - ###################### -done -Bytes transferred = 777199 (bdbef hex) - -eth0:Broadcom BCM5701 1000Base-T,HALT,POWER DOWN,done - offline. -## Booting image at 00100000 ... - Image Name: vmlinux.bin.gz - Created: 2002-08-06 6:30:13 UTC - Image Type: PowerPC Linux Kernel Image (gzip compressed) - Data Size: 777135 Bytes = 758 kB = 0 MB - Load Address: 00000000 - Entry Point: 00000000 - Verifying Checksum ... OK - Uncompressing Kernel Image ... OK -Memory BAT mapping: BAT2=64Mb, BAT3=0Mb, residual: 0Mb -Linux version 2.4.19-rc3 (jfd@que) (gcc version 2.95.3 20010111 (prerelease/franzo/20010111)) #168 Mon Aug 5 23:29:20 PDT 2002 -CPU:82xx: 32 I-Cache Block Size, 32 D-Cache Block Size PVR: 0x810000 -U-Boot Environment: 0xc01b08f0 -IP PNP: 802.3 Ethernet Address=<0:0:10:18:10:10> -cpu0: MPC8245/KAHLUA-II : BMW Platform : 64MB RAM: BPLD Rev. 6e -NOTICE: mounting root file system via NFS -IP PNP: switch-2: eth0 IP 172.16.40.114/255.255.240.0 gateway 10.16.64.1 server 172.16.40.111 -On node 0 totalpages: 16384 -zone(0): 16384 pages. -zone(1): 0 pages. -zone(2): 0 pages. -Kernel command line: console=ttyS0,9600 ip=172.16.40.114:172.16.40.111:10.16.64.1:255.255.240.0:switch-2:eth0 root=/dev/nfs rw nfsroot=172.16.40.111:/boot/root-fs,timeo=200,retrans=500 nfsaddrs=172.16.40.114:172.16.40.111 -root_dev_setup:/dev/nfs or 00:ff -time_init: decrementer frequency = 16.501145 MHz -Calibrating delay loop... 175.71 BogoMIPS -Memory: 62572k available (1396k kernel code, 436k data, 100k init, 0k highmem) -Dentry cache hash table entries: 8192 (order: 4, 65536 bytes) -Inode cache hash table entries: 4096 (order: 3, 32768 bytes) -Mount-cache hash table entries: 1024 (order: 1, 8192 bytes) -Buffer-cache hash table entries: 4096 (order: 2, 16384 bytes) -Page-cache hash table entries: 16384 (order: 4, 65536 bytes) -POSIX conformance testing by UNIFIX -PCI: Probing PCI hardware -Linux NET4.0 for Linux 2.4 -Based upon Swansea University Computer Society NET3.039 -Initializing RT netlink socket -Starting kswapd -devfs: v1.12a (20020514) Richard Gooch (rgooch@atnf.csiro.au) -devfs: devfs_debug: 0x0 -devfs: boot_options: 0x1 -Installing knfsd (copyright (C) 1996 okir@monad.swb.de). -pty: 256 Unix98 ptys configured -Serial driver version 5.05c (2001-07-08) with MANY_PORTS SHARE_IRQ SERIAL_PCI enabled -Testing ttyS0 (0xf7f51500, 0xf7f51500)... -Testing ttyS1 (0xfc004600, 0xfc004600)... -ttyS00 at 0xf7f51500 (irq = 24) is a ST16650 -ttyS01 at 0xfc004600 (irq = 25) is a 16550A -Real Time Clock Driver v1.10e -RAMDISK driver initialized: 16 RAM disks of 4096K size 1024 blocksize -loop: loaded (max 8 devices) -TFFS 5.1.1 Flash disk driver for DiskOnChip -Copyright (C) 1998,2001 M-Systems Flash Disk Pioneers Ltd. -DOC device(s) found: 1 -fl_init: registered device at major: 100 -fl_geninit: registered device at major: 100 -Partition check: - fla: p1 -partition: /dev/fl/0: start_sect: 0,nr_sects: 32000 Fl_blk_size[]: 16000KB -partition: /dev/fl/1: start_sect: 2,nr_sects: 31998 Fl_blk_size[]: 15999KB -partition: /dev/fl/2: start_sect: 0,nr_sects: 0 Fl_blk_size[]: 0KB -partition: /dev/fl/3: start_sect: 0,nr_sects: 0 Fl_blk_size[]: 0KB -Broadcom Gigabit Ethernet Driver bcm5700 ver. 3.0.7 (07/17/02) -eth0: Broadcom BCM5701 found at mem bfff0000, IRQ 1, node addr 000010181010 -eth0: Broadcom BCM5701 Integrated Copper transceiver found -eth0: Scatter-gather ON, 64-bit DMA ON, Tx Checksum ON, Rx Checksum ON, 802.1Q VLAN ON -bond0 registered without MII link monitoring, in bonding mode. -rtc: unable to get misc minor -NET4: Linux TCP/IP 1.0 for NET4.0 -IP Protocols: ICMP, UDP, TCP, IGMP -IP: routing cache hash table of 512 buckets, 4Kbytes -TCP: Hash tables configured (established 4096 bind 4096) -bcm5700: eth0 NIC Link is UP, 100 Mbps half duplex -IP-Config: Gateway not on directly connected network. -NET4: Unix domain sockets 1.0/SMP for Linux NET4.0. -802.1Q VLAN Support v1.7 Ben Greear <greearb@candelatech.com> -All bugs added by David S. Miller <davem@redhat.com> -Looking up port of RPC 100003/2 on 172.16.40.111 -Looking up port of RPC 100005/1 on 172.16.40.111 -VFS: Mounted root (nfs filesystem). -Mounted devfs on /dev -Freeing unused kernel memory: 100k init -INIT: version 2.78 booting -Mounting local filesystems... -not mounted anything -Setting up symlinks in /dev...done. -Setting up extra devices in /dev...done. -Starting devfsd...Started device management daemon for /dev -INIT: Entering runlevel: 2 -Starting internet superserver: inetd. - - -Welcome to Linux/PPC -MPC8245/BMW - - -switch-2 login: root -Password: -PAM_unix[49]: (login) session opened for user root by LOGIN(uid=0) -Last login: Thu Nov 25 11:51:14 1920 on console - - -Welcome to Linux/PPC -MPC8245/BMW - - -login[49]: ROOT LOGIN on `console' - -root@switch-2:~# cat /proc/cpuinfo -cpu : 82xx -revision : 16.20 (pvr 8081 1014) -bogomips : 175.71 -vendor : Broadcom -machine : BMW/MPC8245 -root@switch-2:~# diff --git a/board/bmw/bmw.c b/board/bmw/bmw.c deleted file mode 100644 index 5ba6c09..0000000 --- a/board/bmw/bmw.c +++ /dev/null @@ -1,159 +0,0 @@ -/* - * (C) Copyright 2002 - * James F. Dougherty, Broadcom Corporation, jfd@broadcom.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 <watchdog.h> -#include <command.h> -#include <malloc.h> -#include <stdio_dev.h> -#include <net.h> -#include <timestamp.h> -#include <dtt.h> -#include <mpc824x.h> -#include <asm/processor.h> -#include <linux/mtd/doc2000.h> - -#include "bmw.h" -#include "m48t59y.h" -#include <pci.h> - - -int checkboard(void) -{ - ulong busfreq = get_bus_freq(0); - char buf[32]; - - puts ("Board: BMW MPC8245/KAHLUA2 - CHRP (MAP B)\n"); - printf("Built: %s at %s\n", U_BOOT_DATE, U_BOOT_TIME); - /* printf("MPLD: Revision %d\n", SYS_REVID_GET()); */ - printf("Local Bus at %s MHz\n", strmhz(buf, busfreq)); - return 0; -} - -phys_size_t initdram(int board_type) -{ - return 64*1024*1024; -} - - -void -get_tod(void) -{ - int year, month, day, hour, minute, second; - - m48_tod_get(&year, - &month, - &day, - &hour, - &minute, - &second); - - printf(" Current date/time: %d/%d/%d %d:%d:%d \n", - month, day, year, hour, minute, second); - -} - -/* - * EPIC, PCI, and I/O devices. - * Initialize Mousse Platform, probe for PCI devices, - * Query configuration parameters if not set. - */ -int misc_init_f (void) -{ -#if 0 - m48_tod_init(); /* Init SGS M48T59Y TOD/NVRAM */ - printf("RTC: M48T589 TOD/NVRAM (%d) bytes\n", - TOD_NVRAM_SIZE); - get_tod(); -#endif - - sys_led_msg("BOOT"); - return 0; -} - - -/* - * Initialize PCI Devices, report devices found. - */ -struct pci_controller hose; - -void pci_init_board (void) -{ - pci_mpc824x_init(&hose); - /* pci_dev_init(0); */ -} - -/* - * Write characters to LCD display. - * Note that the bytes for the first character is the last address. - */ -void -sys_led_msg(char* msg) -{ - LED_REG(0) = msg[3]; - LED_REG(1) = msg[2]; - LED_REG(2) = msg[1]; - LED_REG(3) = msg[0]; -} - -#ifdef CONFIG_CMD_DOC -/* - * Map onboard TSOP-16MB DOC FLASH chip. - */ -void doc_init (void) -{ - doc_probe(DOC_BASE_ADDR); -} -#endif - -#define NV_ADDR ((volatile unsigned char *) CONFIG_ENV_ADDR) - -/* Read from NVRAM */ -void* -nvram_read(void *dest, const long src, size_t count) -{ - int i; - volatile unsigned char* d = (unsigned char*)dest; - volatile unsigned char* s = (unsigned char*)src; - - for( i = 0; i < count;i++) - d[i] = s[i]; - - return dest; -} - -/* Write to NVRAM */ -void -nvram_write(long dest, const void *src, size_t count) -{ - int i; - volatile unsigned char* d = (unsigned char*)dest; - volatile unsigned char* s = (unsigned char*)src; - - SYS_TOD_UNPROTECT(); - - for( i = 0; i < count;i++) - d[i] = s[i]; - - SYS_TOD_PROTECT(); -} diff --git a/board/bmw/bmw.h b/board/bmw/bmw.h deleted file mode 100644 index dd97569..0000000 --- a/board/bmw/bmw.h +++ /dev/null @@ -1,86 +0,0 @@ -/* - * BMW/MPC8245 Board definitions. - * For more info, see http://www.vooha.com/ - * - * (C) Copyright 2000 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * (C) Copyright 2002 - * James Dougherty (jfd@broadcom.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 - */ - -#ifndef __BMW_H -#define __BMW_H - -/* System addresses */ - -#define PCI_SPECIAL_BASE 0xfe000000 -#define PCI_SPECIAL_SIZE 0x01000000 - -#define EUMBBAR_VAL 0x80500000 /* Location of EUMB region */ -#define EUMBSIZE 0x00100000 /* Size of EUMB region */ - -/* Extended ROM space devices */ -#define DOC_BASE_ADDR 0xff000000 /* Onboard DOC TSOP 16MB */ -#define DOC2_BASE_ADDR 0x70000000 /* DIP32 socket -> 1GB */ -#define XROM_BASE_ADDR 0x7c000000 /* RCS2 (PAL / Satellite IO) */ -#define PLD_REG_BASE XROM_BASE_ADDR -#define LED_REG_BASE (XROM_BASE_ADDR | 0x2000) -#define TOD_BASE (XROM_BASE_ADDR | 0x4000) -#define LED_REG(x) (*(volatile unsigned char *) \ - (LED_REG_BASE + (x))) -#define XROM_DEV_SIZE 0x00006000 - -#define ENET_DEV_BASE 0x80000000 - -#define PLD_REG(off) (*(volatile unsigned char *)\ - (PLD_REG_BASE + (off))) - -#define PLD_REVID_B1 0x7f /* Fix me */ -#define PLD_REVID_B2 0x01 /* Fix me */ - -#define SYS_HARD_RESET() { for (;;) PLD_REG(0) = 0; } /* clr 0x80 bit */ -#define SYS_REVID_GET() ((int) PLD_REG(0) & 0x7f) -#define SYS_LED_OFF() (PLD_REG(1) |= 0x80) -#define SYS_LED_ON() (PLD_REG(1) &= ~0x80) -#define SYS_WATCHDOG_IRQ3() (PLD_REG(2) |= 0x80) -#define SYS_WATCHDOG_RESET() (PLD_REG(2) &= ~0x80) -#define SYS_TOD_PROTECT() (PLD_REG(3) |= 0x80) -#define SYS_TOD_UNPROTECT() (PLD_REG(3) &= ~0x80) - -#define TOD_REG_BASE (TOD_BASE | 0x1ff0) -#define TOD_NVRAM_BASE TOD_BASE -#define TOD_NVRAM_SIZE 0x1ff0 -#define TOD_NVRAM_LIMIT (TOD_NVRAM_BASE + TOD_NVRAM_SIZE) -#define RTC(r) (TOD_BASE + r) - -/* Onboard BCM570x device */ -#define PCI_ENET_IOADDR 0x80000000 -#define PCI_ENET_MEMADDR 0x80000000 - - -#ifndef __ASSEMBLY__ -/* C Function prototypes */ -void sys_led_msg(char* msg); - -#endif /* !__ASSEMBLY__ */ - -#endif /* __BMW_H */ diff --git a/board/bmw/config.mk b/board/bmw/config.mk deleted file mode 100644 index a1a44e5..0000000 --- a/board/bmw/config.mk +++ /dev/null @@ -1,30 +0,0 @@ -# -# (C) Copyright 2001 -# 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 -# - -# -# BMW board -# - -# NOTE: The flags below affect how the BCM570x driver is compiled -PLATFORM_CPPFLAGS += -DEMBEDDED -DBIG_ENDIAN_HOST -DINCLUDE_5701_AX_FIX=1\ - -DDBG=0 -DT3_JUMBO_RCV_RCB_ENTRY_COUNT=256 diff --git a/board/bmw/early_init.S b/board/bmw/early_init.S deleted file mode 100644 index 63c29d5..0000000 --- a/board/bmw/early_init.S +++ /dev/null @@ -1,1170 +0,0 @@ -#include <ppc_asm.tmpl> -#include <mpc824x.h> -#include <ppc_defs.h> -#include <asm/cache.h> -#include <asm/mmu.h> - -#define USE_V2_INIT 1 /* Jimmy Blair's initialization. */ - - -/* - * Initialize the MMU using BAT entries and hardwired TLB - * This obviates the need for any code in cpu_init_f which - * configures the BAT registers. -*/ -#define MEMORY_MGMT_MSR_BITS (MSR_DR | MSR_IR) /* Data and Inst Relocate */ - .global iommu_setup - /* Initialize IO/MMU mappings via BAT method Ch. 7, - * PPC Programming Reference - */ -iommu_setup: - -/* initialize the BAT registers (SPRs 528 - 543 */ -#define mtibat0u(x) mtspr 528,(x) /* SPR 528 (IBAT0U) */ -#define mtibat0l(x) mtspr 529,(x) /* SPR 529 (IBAT0L) */ -#define mtibat1u(x) mtspr 530,(x) /* SPR 530 (IBAT1U) */ -#define mtibat1l(x) mtspr 531,(x) /* SPR 531 (IBAT1L) */ -#define mtibat2u(x) mtspr 532,(x) /* SPR 532 (IBAT2U) */ -#define mtibat2l(x) mtspr 533,(x) /* SPR 533 (IBAT2L) */ -#define mtibat3u(x) mtspr 534,(x) /* SPR 534 (IBAT3U) */ -#define mtibat3l(x) mtspr 535,(x) /* SPR 535 (IBAT3L) */ -#define mtdbat0u(x) mtspr 536,(x) /* SPR 536 (DBAT0U) */ -#define mtdbat0l(x) mtspr 537,(x) /* SPR 537 (DBAT0L) */ -#define mtdbat1u(x) mtspr 538,(x) /* SPR 538 (DBAT1U) */ -#define mtdbat1l(x) mtspr 539,(x) /* SPR 539 (DBAT1L) */ -#define mtdbat2u(x) mtspr 540,(x) /* SPR 540 (DBAT2U) */ -#define mtdbat2l(x) mtspr 541,(x) /* SPR 541 (DBAT2L) */ -#define mtdbat3u(x) mtspr 542,(x) /* SPR 542 (DBAT3U) */ -#define mtdbat3l(x) mtspr 543,(x) /* SPR 543 (DBAT3L) */ - - -/* PowerPC processors do not necessarily initialize the BAT - registers on power-up or reset. So they are in an unknown - state. Before programming the BATs for the first time, all - BAT registers MUST have their Vs and Vp bits cleared in the - upper BAT half in order to avoid possibly having 2 BATs - valid and mapping the same memory region. - - The reason for this is that, even with address translation - disabled, multiple BAT hits for an address are treated as - programming errors and can cause unpredictable results. - - It is up to the software to make sure it never has 2 IBAT - mappings or 2 DBAT mappings that are valid for the same - addresses. It is not necessary to perform this code - sequence every time the BATs are programmed, only when - there is a possibility that there may be overlapping BAT - entries. - - When programming the BATs in non-reset scenarios, even if - you are sure that your new mapping will not temporarily - create overlapping regions, it is still a wise idea to - invalidate a BAT entry by setting its upper BAT register to - all 0's before programming it. This will avoid having a - BAT marked valid that is in an unknown or transient state -*/ - - addis r5,0,0x0000 - mtibat0u(r5) - mtibat0l(r5) - mtibat1u(r5) - mtibat1l(r5) - mtibat2u(r5) - mtibat2l(r5) - mtibat3u(r5) - mtibat3l(r5) - mtdbat0u(r5) - mtdbat0l(r5) - mtdbat1u(r5) - mtdbat1l(r5) - mtdbat2u(r5) - mtdbat2l(r5) - mtdbat3u(r5) - mtdbat3l(r5) - isync - -/* - * Set up I/D BAT0 - */ - lis r4, CONFIG_SYS_DBAT0L@h - ori r4, r4, CONFIG_SYS_DBAT0L@l - lis r3, CONFIG_SYS_DBAT0U@h - ori r3, r3, CONFIG_SYS_DBAT0U@l - - mtdbat0l(r4) - isync - mtdbat0u(r3) - isync - sync - - lis r4, CONFIG_SYS_IBAT0L@h - ori r4, r4, CONFIG_SYS_IBAT0L@l - lis r3, CONFIG_SYS_IBAT0U@h - ori r3, r3, CONFIG_SYS_IBAT0U@l - - isync - mtibat0l(r4) - isync - mtibat0u(r3) - isync - -/* - * Set up I/D BAT1 - */ - lis r4, CONFIG_SYS_IBAT1L@h - ori r4, r4, CONFIG_SYS_IBAT1L@l - lis r3, CONFIG_SYS_IBAT1U@h - ori r3, r3, CONFIG_SYS_IBAT1U@l - - isync - mtibat1l(r4) - isync - mtibat1u(r3) - isync - mtdbat1l(r4) - isync - mtdbat1u(r3) - isync - sync - -/* - * Set up I/D BAT2 - */ - lis r4, CONFIG_SYS_IBAT2L@h - ori r4, r4, CONFIG_SYS_IBAT2L@l - lis r3, CONFIG_SYS_IBAT2U@h - ori r3, r3, CONFIG_SYS_IBAT2U@l - - isync - mtibat2l(r4) - isync - mtibat2u(r3) - isync - mtdbat2l(r4) - isync - mtdbat2u(r3) - isync - sync - -/* - * Setup I/D BAT3 - */ - lis r4, CONFIG_SYS_IBAT3L@h - ori r4, r4, CONFIG_SYS_IBAT3L@l - lis r3, CONFIG_SYS_IBAT3U@h - ori r3, r3, CONFIG_SYS_IBAT3U@l - - isync - mtibat3l(r4) - isync - mtibat3u(r3) - isync - mtdbat3l(r4) - isync - mtdbat3u(r3) - isync - sync - - -/* - * Invalidate all 64 TLB's - */ - lis r3, 0 - mtctr r3 - lis r5, 4 - -tlblp: - tlbie r3 - sync - addi r3, r3, 0x1000 - cmplw r3, r5 - blt tlblp - - sync - -/* - * Enable Data Translation - */ - lis r4, MEMORY_MGMT_MSR_BITS@h - ori r4, r4, MEMORY_MGMT_MSR_BITS@l - mfmsr r3 - or r3, r4, r3 - mtmsr r3 - isync - sync - - blr - - -#ifdef USE_V2_INIT -/* #define USER_I_CACHE_ENABLE 1*/ /* Fast rom boots */ -/* Macro for hiadjust and lo */ -#define HIADJ(arg) arg@ha -#define HI(arg) arg@h -#define LO(arg) arg@l - -#undef LOADPTR -#define LOADPTR(reg,const32) \ - addis reg,r0,HIADJ(const32); addi reg,reg,LO(const32) - -.globl early_init_f - -early_init_f: -/* MPC8245/BMW CPCI System Init - * Jimmy Blair, Broadcom Corp, 2002. - */ - mflr r11 - /* Zero-out registers */ - - addis r0,r0,0 - mtspr SPRG0,r0 - mtspr SPRG1,r0 - mtspr SPRG2,r0 - mtspr SPRG3,r0 - - /* Set MPU/MSR to a known state. Turn on FP */ - - LOADPTR (r3, MSR_FP) - sync - mtmsr r3 - isync - - /* Init the floating point control/status register */ - - mtfsfi 7,0x0 - mtfsfi 6,0x0 - mtfsfi 5,0x0 - mtfsfi 4,0x0 - mtfsfi 3,0x0 - mtfsfi 2,0x0 - mtfsfi 1,0x0 - mtfsfi 0,0x0 - isync - - /* Set MPU/MSR to a known state. Turn off FP */ - -#if 1 /* Turn off floating point (remove to keep FP on) */ - andi. r3, r3, 0 - sync - mtmsr r3 - isync -#endif - - /* Init the Segment registers */ - - andi. r3, r3, 0 - isync - mtsr 0,r3 - isync - mtsr 1,r3 - isync - mtsr 2,r3 - isync - mtsr 3,r3 - isync - mtsr 4,r3 - isync - mtsr 5,r3 - isync - mtsr 6,r3 - isync - mtsr 7,r3 - isync - mtsr 8,r3 - isync - mtsr 9,r3 - isync - mtsr 10,r3 - isync - mtsr 11,r3 - isync - mtsr 12,r3 - isync - mtsr 13,r3 - isync - mtsr 14,r3 - isync - mtsr 15,r3 - isync - - /* Turn off data and instruction cache control bits */ - - mfspr r3, HID0 - isync - rlwinm r4, r3, 0, 18, 15 /* r4 has ICE and DCE bits cleared */ - sync - isync - mtspr HID0, r4 /* HID0 = r4 */ - isync - - /* Get cpu type */ - - mfspr r28, PVR - rlwinm r28, r28, 16, 16, 31 - - /* invalidate the MPU's data/instruction caches */ - - lis r3, 0x0 - cmpli 0, 0, r28, CPU_TYPE_603 - beq cpuIs603 - cmpli 0, 0, r28, CPU_TYPE_603E - beq cpuIs603 - cmpli 0, 0, r28, CPU_TYPE_603P - beq cpuIs603 - cmpli 0, 0, r28, CPU_TYPE_604R - bne cpuNot604R - -cpuIs604R: - lis r3, 0x0 - mtspr HID0, r3 /* disable the caches */ - isync - ori r4, r4, 0x0002 /* disable BTAC by setting bit 30 */ - -cpuNot604R: - ori r3, r3, (HID0_ICFI |HID0_DCI) - -cpuIs603: - ori r3, r3, (HID0_ICE | HID0_DCE) - or r4, r4, r3 /* set bits */ - sync - isync - mtspr HID0, r4 /* HID0 = r4 */ - andc r4, r4, r3 /* clear bits */ - isync - cmpli 0, 0, r28, CPU_TYPE_604 - beq cpuIs604 - cmpli 0, 0, r28, CPU_TYPE_604E - beq cpuIs604 - cmpli 0, 0, r28, CPU_TYPE_604R - beq cpuIs604 - mtspr HID0, r4 - isync - -#ifdef USER_I_CACHE_ENABLE - b instCacheOn603 -#else - b cacheEnableDone -#endif - -cpuIs604: - LOADPTR (r5, 0x1000) /* loop count, 0x1000 */ - mtspr CTR, r5 -loopDelay: - nop - bdnz loopDelay - isync - mtspr HID0, r4 - isync - - /* turn the Instruction cache ON for faster FLASH ROM boots */ - -#ifdef USER_I_CACHE_ENABLE - - ori r4, r4, (HID0_ICE | HID0_ICFI) - isync /* Synchronize for ICE enable */ - b writeReg4 -instCacheOn603: - ori r4, r4, (HID0_ICE | HID0_ICFI) - rlwinm r3, r4, 0, 21, 19 /* clear the ICFI bit */ - - /* - * The setting of the instruction cache enable (ICE) bit must be - * preceded by an isync instruction to prevent the cache from being - * enabled or disabled while an instruction access is in progress. - */ - isync -writeReg4: - mtspr HID0, r4 /* Enable Instr Cache & Inval cache */ - cmpli 0, 0, r28, CPU_TYPE_604 - beq cacheEnableDone - cmpli 0, 0, r28, CPU_TYPE_604E - beq cacheEnableDone - - mtspr HID0, r3 /* using 2 consec instructions */ - /* PPC603 recommendation */ -#endif -cacheEnableDone: - - /* Detect map A or B */ - - addis r5,r0, HI(CHRP_REG_ADDR) - addis r6,r0, HI(CHRP_REG_DATA) - LOADPTR (r7, KAHLUA_ID) /* Kahlua PCI controller ID */ - LOADPTR (r8, BMC_BASE) - - stwbrx r8,0,(r5) - lwbrx r3,0,(r6) /* Store read value to r3 */ - cmp 0,0,r3,r7 - beq cr0, X4_KAHLUA_START - - /* It's not an 8240, is it an 8245? */ - - LOADPTR (r7, KAHLUA2_ID) /* Kahlua PCI controller ID */ - cmp 0,0,r3,r7 - beq cr0, X4_KAHLUA_START - - /* Save the PCI controller type in r7 */ - mr r7, r3 - - LOADPTR (r5, PREP_REG_ADDR) - LOADPTR (r6, PREP_REG_DATA) - -X4_KAHLUA_START: - /* MPC8245 changes begin here */ - LOADPTR (r3, MPC107_PCI_CMD) /* PCI command reg */ - stwbrx r3,0,r5 - li r4, 6 /* Command register value */ - sthbrx r4, 0, r6 - - LOADPTR (r3, MPC107_PCI_STAT) /* PCI status reg */ - stwbrx r3,0,r5 - li r4, -1 /* Write-to-clear all bits */ - li r3, 2 /* PCI_STATUS is at +2 offset */ - sthbrx r4, r3, r6 - - /*-------PROC_INT1_ADR */ - - LOADPTR (r3, PROC_INT1_ADR) /* Processor I/F Config 1 reg. */ - stwbrx r3,0,r5 - LOADPTR (r4, 0xff141b98) - stwbrx r4,0,r6 - - /*-------PROC_INT2_ADR */ - - LOADPTR (r3, PROC_INT2_ADR) /* Processor I/F Config 2 reg. */ - stwbrx r3,0,r5 - lis r4, 0x2000 /* Flush PCI config writes */ - stwbrx r4,0,r6 - - LOADPTR (r9, KAHLUA2_ID) - cmpl 0, 0, r7, r9 - bne L1not8245 - - /* MIOCR1 -- turn on bit for DLL delay */ - - LOADPTR (r3, MIOCR1_ADR_X) - stwbrx r3,0,r5 - li r4, 0x04 - stb r4, MIOCR1_SHIFT(r6) - - /* For the MPC8245, set register 77 to %00100000 (see Errata #15) */ - /* SDRAM_CLK_DEL (0x77)*/ - - LOADPTR (r3, MIOCR2_ADR_X) - stwbrx r3,0,r5 - li r4, 0x10 - stb r4, MIOCR2_SHIFT(r6) - - /* PMCR2 -- set PCI hold delay to <10>b for 33 MHz */ - - LOADPTR (r3, PMCR2_ADR_X) - stwbrx r3,0,r5 - li r4, 0x20 - stb r4, PMCR2_SHIFT(r6) - - /* Initialize EUMBBAR early since 8245 has internal UART in EUMB */ - - LOADPTR (r3, EUMBBAR) - stwbrx r3,0,r5 - LOADPTR (r4, CONFIG_SYS_EUMB_ADDR) - stwbrx r4,0,r6 - -L1not8245: - - /* Toggle the DLL reset bit in AMBOR */ - - LOADPTR (r3, AMBOR) - stwbrx r3,0,r5 - lbz r4, 0(r6) - - andi. r4, r4, 0xdf - stb r4, 0(r6) /* Clear DLL_RESET */ - sync - - ori r4, r4, 0x20 /* Set DLL_RESET */ - stb r4, 0(r6) - sync - - andi. r4, r4, 0xdf - stb r4, 0(r6) /* Clear DLL_RESET */ - - - /* Enable RCS2, use supplied timings */ - LOADPTR (r3, ERCR1) - stwbrx r3,0,r5 - LOADPTR (r4, 0x80408000) - stwbrx r4,0,r6 - - /* Disable RCS3 parameters */ - LOADPTR (r3, ERCR2) - stwbrx r3,0,r5 - LOADPTR (r4, 0x00000000) - stwbrx r4,0,r6 - - /* RCS3 at 0x70000000, 64KBytes */ - LOADPTR (r3, ERCR2) - stwbrx r3,0,r5 - LOADPTR (r4, 0x00000004) - stwbrx r4,0,r6 - - /*-------MCCR1 */ - -#ifdef INCLUDE_ECC -#define MC_ECC 1 -#else /* INCLUDE_ECC */ -#define MC_ECC 0 -#endif /* INCLUDE_ECC */ - -#define MC1_ROMNAL 8 /* 0-15 */ -#define MC1_ROMFAL 11 /* 0-31 */ -#define MC1_DBUS_SIZE 0 /* 0-3, read only */ -#define MC1_BURST 0 /* 0-1 */ -#define MC1_MEMGO 0 /* 0-1 */ -#define MC1_SREN 1 /* 0-1 */ -#define MC1_RAM_TYPE 0 /* 0-1 */ -#define MC1_PCKEN MC_ECC /* 0-1 */ -#define MC1_BANKBITS 0x5555 /* 2 bits/bank 7-0 */ - - LOADPTR (r3, MEM_CONT1_ADR) /* Set MCCR1 (F0) */ - stwbrx r3,0,r5 - LOADPTR(r4, \ - MC1_ROMNAL << 28 | MC1_ROMFAL << 23 | \ - MC1_DBUS_SIZE << 21 | MC1_BURST << 20 | \ - MC1_MEMGO << 19 | MC1_SREN << 18 | \ - MC1_RAM_TYPE << 17 | MC1_PCKEN << 16 ) - li r3, MC1_BANKBITS - cmpl 0, 0, r7, r9 /* Check for Kahlua2 */ - bne BankBitsAdd - cmpli 0, 0, r3, 0x5555 - beq K2BankBitsHack /* On 8245, 5555 ==> 0 */ -BankBitsAdd: - ori r4, r3, 0 -K2BankBitsHack: - stwbrx r4, 0, r6 - - /*------- MCCR2 */ - -#define MC2_TS_WAIT_TIMER 0 /* 0-7 */ -#define MC2_ASRISE 8 /* 0-15 */ -#define MC2_ASFALL 4 /* 0-15 */ -#define MC2_INLINE_PAR_NOT_ECC 0 /* 0-1 */ -#define MC2_WRITE_PARITY_CHK_EN MC_ECC /* 0-1 */ -#define MC2_INLRD_PARECC_CHK_EN MC_ECC /* 0-1 */ -#define MC2_ECC_EN 0 /* 0-1 */ -#define MC2_EDO 0 /* 0-1 */ -/* -* N.B. This refresh interval looks good up to 85 MHz with Hynix SDRAM. -* May need to be decreased for 100 MHz -*/ -#define MC2_REFINT 0x3a5 /* 0-0x3fff */ -#define MC2_RSV_PG 0 /* 0-1 */ -#define MC2_RMW_PAR MC_ECC /* 0-1 */ - - LOADPTR (r3, MEM_CONT2_ADR) /* Set MCCR2 (F4) */ - stwbrx r3,0,r5 - LOADPTR(r4, \ - MC2_TS_WAIT_TIMER << 29 | MC2_ASRISE << 25 | \ - MC2_ASFALL << 21 | MC2_INLINE_PAR_NOT_ECC << 20 | \ - MC2_WRITE_PARITY_CHK_EN << 19 | \ - MC2_INLRD_PARECC_CHK_EN << 18 | \ - MC2_ECC_EN << 17 | MC2_EDO << 16 | \ - MC2_REFINT << 2 | MC2_RSV_PG << 1 | MC2_RMW_PAR) - cmpl 0, 0, r7, r9 /* Check for Kahlua2 */ - bne notK2 - /* clear Kahlua2 reserved bits */ - LOADPTR (r3, 0xfffcffff) - and r4, r4, r3 -notK2: - stwbrx r4,0,r6 - - /*------- MCCR3 */ - -#define MC_BSTOPRE 0x079 /* 0-0x7ff */ - -#define MC3_BSTOPRE_U (MC_BSTOPRE >> 4 & 0xf) -#define MC3_REFREC 8 /* 0-15 */ -#define MC3_RDLAT (4+MC_ECC) /* 0-15 */ -#define MC3_CPX 0 /* 0-1 */ -#define MC3_RAS6P 0 /* 0-15 */ -#define MC3_CAS5 0 /* 0-7 */ -#define MC3_CP4 0 /* 0-7 */ -#define MC3_CAS3 0 /* 0-7 */ -#define MC3_RCD2 0 /* 0-7 */ -#define MC3_RP1 0 /* 0-7 */ - - LOADPTR (r3, MEM_CONT3_ADR) /* Set MCCR3 (F8) */ - stwbrx r3,0,r5 - LOADPTR(r4, \ - MC3_BSTOPRE_U << 28 | MC3_REFREC << 24 | \ - MC3_RDLAT << 20 | MC3_CPX << 19 | \ - MC3_RAS6P << 15 | MC3_CAS5 << 12 | MC3_CP4 << 9 | \ - MC3_CAS3 << 6 | MC3_RCD2 << 3 | MC3_RP1) - cmpl 0, 0, r7, r9 /* Check for Kahlua2 */ - bne notK2b - /* clear Kahlua2 reserved bits */ - LOADPTR (r3, 0xff000000) - and r4, r4, r3 -notK2b: - stwbrx r4,0,r6 - - /*------- MCCR4 */ - -#define MC4_PRETOACT 3 /* 0-15 */ -#define MC4_ACTOPRE 5 /* 0-15 */ -#define MC4_WMODE 0 /* 0-1 */ -#define MC4_INLINE MC_ECC /* 0-1 */ -#define MC4_REGISTERED (1-MC_ECC) /* 0-1 */ -#define MC4_BSTOPRE_UU (MC_BSTOPRE >> 8 & 3) -#define MC4_REGDIMM 0 /* 0-1 */ -#define MC4_SDMODE_CAS 2 /* 0-7 */ -#define MC4_DBUS_RCS1 1 /* 0-1, 8-bit */ -#define MC4_SDMODE_WRAP 0 /* 0-1 */ -#define MC4_SDMODE_BURST 2 /* 0-7 */ -#define MC4_ACTORW 3 /* 0-15 */ -#define MC4_BSTOPRE_L (MC_BSTOPRE & 0xf) - - LOADPTR (r3, MEM_CONT4_ADR) /* Set MCCR4 (FC) */ - stwbrx r3,0,r5 - LOADPTR(r4, \ - MC4_PRETOACT << 28 | MC4_ACTOPRE << 24 | \ - MC4_WMODE << 23 | MC4_INLINE << 22 | \ - MC4_REGISTERED << 20 | MC4_BSTOPRE_UU << 18 | \ - MC4_DBUS_RCS1 << 17 | \ - MC4_REGDIMM << 15 | MC4_SDMODE_CAS << 12 | \ - MC4_SDMODE_WRAP << 11 | MC4_SDMODE_BURST << 8 | \ - MC4_ACTORW << 4 | MC4_BSTOPRE_L) - cmpl 0, 0, r7, r9 /* Check for Kahlua 2 */ - bne notK2c - /* Turn on Kahlua2 extended ROM space */ - LOADPTR (r3, 0x00200000) - or r4, r4, r3 -notK2c: - stwbrx r4,0,r6 - -#ifdef INCLUDE_ECC - /*------- MEM_ERREN1 */ - - LOADPTR (r3, MEM_ERREN1_ADR) /* Set MEM_ERREN1 (c0) */ - stwbrx r3,0,r5 - lwbrx r4,0,r6 - ori r4,r4,4 /* Set MEM_PERR_EN */ - stwbrx r4,0,r6 -#endif /* INCLUDE_ECC */ - - /*------- MSAR/MEAR */ - - LOADPTR (r3, MEM_START1_ADR) /* Set MSAR1 (80) */ - stwbrx r3,0,r5 - LOADPTR (r4, 0xc0804000) - stwbrx r4,0,r6 - - LOADPTR (r3, MEM_START2_ADR) /* Set MSAR2 (84) */ - stwbrx r3,0,r5 - LOADPTR (r4, 0xc0804000) - stwbrx r4,0,r6 - - LOADPTR (r3, XMEM_START1_ADR) /* Set MESAR1 (88) */ - stwbrx r3,0,r5 - LOADPTR (r4, 0x00000000) - stwbrx r4,0,r6 - - LOADPTR (r3, XMEM_START2_ADR) /* Set MESAR2 (8c) */ - stwbrx r3,0,r5 - LOADPTR (r4, 0x01010101) - stwbrx r4,0,r6 - - LOADPTR (r3, MEM_END1_ADR) /* Set MEAR1 (90) */ - stwbrx r3,0,r5 - LOADPTR (r4, 0xffbf7f3f) - stwbrx r4,0,r6 - - LOADPTR (r3, MEM_END2_ADR) /* Set MEAR2 (94) */ - stwbrx r3,0,r5 - LOADPTR (r4, 0xffbf7f3f) - stwbrx r4,0,r6 - - LOADPTR (r3, XMEM_END1_ADR) /* MEEAR1 (98) */ - stwbrx r3,0,r5 - LOADPTR (r4, 0x00000000) - stwbrx r4,0,r6 - - LOADPTR (r3, XMEM_END2_ADR) /* MEEAR2 (9c) */ - stwbrx r3,0,r5 - LOADPTR (r4, 0x01010101) - stwbrx r4,0,r6 - - /*-------ODCR */ - - LOADPTR (r3, ODCR_ADR_X) /* Set ODCR */ - stwbrx r3,0,r5 - - li r4, 0x7f - stb r4, ODCR_SHIFT(r6) /* ODCR is at +3 offset */ - - /*-------MBEN */ - - LOADPTR (r3, MEM_EN_ADR) /* Set MBEN (a0) */ - stwbrx r3,0,r5 - li r4, 0x01 /* Enable bank 0 */ - stb r4, 0(r6) /* MBEN is at +0 offset */ - -#if 0 /* Jimmy: I think page made is broken */ - /*-------PGMAX */ - - LOADPTR (r3, MPM_ADR_X) - stwbrx r3,0,r5 - li r4, 0x32 - stb r4, MPM_SHIFT(r6) /* PAGE_MODE is at +3 offset */ -#endif - - /* Wait before initializing other registers */ - - lis r4,0x0001 - mtctr r4 - -KahluaX4wait200us: - bdnz KahluaX4wait200us - - /* Set MEMGO bit */ - - LOADPTR (r3, MEM_CONT1_ADR) /* MCCR1 (F0) |= PGMAX */ - stwbrx r3,0,r5 - lwbrx r4,0,r6 /* old MCCR1 */ - oris r4,r4,0x0008 /* MEMGO=1 */ - stwbrx r4, 0, r6 - - /* Wait again */ - - addis r4,r0,0x0002 - ori r4,r4,0xffff - - mtctr r4 - -KahluaX4wait8ref: - bdnz KahluaX4wait8ref - - sync - eieio - mtlr r11 - blr - -#else /* USE_V2_INIT */ - - -/* U-Boot works, but memory will not run reliably for all address ranges. - * Early U-Boot Working init, but 2.4.19 kernel will crash since memory is not - * initialized correctly. Could work if debugged. - */ -/* PCI Support routines */ - - .globl __pci_config_read_32 -__pci_config_read_32: - lis r4, 0xfec0 - stwbrx r3, r0, r4 - sync - lis r4, 0xfee0 - lwbrx r3, 0, r4 - blr - .globl __pci_config_read_16 -__pci_config_read_16: - lis r4, 0xfec0 - andi. r5, r3, 2 - stwbrx r3, r0, r4 - sync - oris r4, r5, 0xfee0 - lhbrx r3, r0, r4 - blr - .globl __pci_config_read_8 -__pci_config_read_8: - lis r4, 0xfec0 - andi. r5, r3, 3 - stwbrx r3, r0, r4 - sync - oris r4, r5, 0xfee0 - lbz r3, 0(4) - blr - .globl __pci_config_write_32 -__pci_config_write_32: - lis r5, 0xfec0 - stwbrx r3, r0, r5 - sync - lis r5, 0xfee0 - stwbrx r4, r0, r5 - sync - blr - .globl __pci_config_write_16 -__pci_config_write_16: - lis r5, 0xfec0 - andi. r6, r3, 2 - stwbrx r3, r0, 5 - sync - oris r5, r6, 0xfee0 - sthbrx r4, r0, r5 - sync - blr - .globl __pci_config_write_8 -__pci_config_write_8: - lis r5, 0xfec0 - andi. r6, r3, 3 - stwbrx r3, r0, r5 - sync - oris r5, r6, 0xfee0 - stb r4, 0(r5) - sync - blr - .globl in_8 -in_8: - oris r3, r3, 0xfe00 - lbz r3,0(r3) - blr - .globl in_16 -in_16: - oris r3, r3, 0xfe00 - lhbrx r3, 0, r3 - blr - .globl in_16_ne -in_16_ne: - oris r3, r3, 0xfe00 - lhzx r3, 0, r3 - blr - .globl in_32 -in_32: - oris r3, r3, 0xfe00 - lwbrx r3, 0, r3 - blr - .globl out_8 -out_8: - oris r3, r3, 0xfe00 - stb r4, 0(r3) - eieio - blr - .globl out_16 -out_16: - oris r3, r3, 0xfe00 - sthbrx r4, 0, r3 - eieio - blr - .globl out_16_ne -out_16_ne: - oris r3, r3, 0xfe00 - sth r4, 0(r3) - eieio - blr - .globl out_32 -out_32: - oris r3, r3, 0xfe00 - stwbrx r4, 0, r3 - eieio - blr - .globl read_8 -read_8: - lbz r3,0(r3) - blr - .globl read_16 -read_16: - lhbrx r3, 0, r3 - blr - .globl read_32 -read_32: - lwbrx r3, 0, r3 - blr - .globl read_32_ne -read_32_ne: - lwz r3, 0(r3) - blr - .globl write_8 -write_8: - stb r4, 0(r3) - eieio - blr - .globl write_16 -write_16: - sthbrx r4, 0, r3 - eieio - blr - .globl write_32 -write_32: - stwbrx r4, 0, r3 - eieio - blr - .globl write_32_ne -write_32_ne: - stw r4, 0(r3) - eieio - blr - - -.globl early_init_f - -early_init_f: - mflr r11 - lis r10, 0x8000 - - /* PCI Latency Timer */ - li r4, 0x0d - ori r3, r10, PLTR@l - bl __pci_config_write_8 - - /* Cache Line Size */ - li r4, 0x08 - ori r3, r10, PCLSR@l - bl __pci_config_write_8 - - /* PCI Cmd */ - li r4, 6 - ori r3, r10, PCICR@l - bl __pci_config_write_16 - -#if 1 - /* PCI Stat */ - ori r3, r10, PCISR@l - bl __pci_config_read_16 - ori r4, r4, 0xffff - ori r3, r10, PCISR@l - bl __pci_config_write_16 -#endif - - /* PICR1 */ - lis r4, 0xff14 - ori r4, r4, 0x1b98 - ori r3, r10, PICR1@l - bl __pci_config_write_32 - - - /* PICR2 */ - lis r4, 0x0404 - ori r4, r4, 0x0004 - ori r3, r10, PICR2@l - bl __pci_config_write_32 - - /* MIOCR1 */ - li r4, 0x04 - ori r3, r10, MIOCR1@l - bl __pci_config_write_8 - - /* For the MPC8245, set register 77 to %00100000 (see Errata #15) */ - /* SDRAM_CLK_DEL (0x77)*/ - li r4, 0x10 - ori r3, r10, MIOCR2@l - bl __pci_config_write_8 - - /* EUMBBAR */ - lis r4, 0xfc00 - ori r3, r10, EUMBBAR@l - bl __pci_config_write_32 - - /* AMBOR */ - - /* Even if Address Map B is not being used (though it should), - * the memory DLL needs to be cleared/set/cleared before using memory. - */ - - ori r3, r10, AMBOR@l - bl __pci_config_read_8 /* get Current bits */ - - andi. r4, r4, 0xffdf - ori r3, r10, AMBOR@l - bl __pci_config_write_16 /* Clear DLL_RESET */ - - ori r4, r4, 0x0020 - ori r3, r10, AMBOR@l - bl __pci_config_write_16 /* Set DLL_RESET */ - - andi. r4, r4, 0xffdf - ori r3, r10, AMBOR@l - bl __pci_config_write_16 /* Clear DLL_RESET */ - - /* ERCR1 */ - lis r4, 0x8040 /* Enable RCS2, use supplied timings */ - ori r4, r4, 0x8000 - ori r3, r10, ERCR1@l - bl __pci_config_write_32 - - /* ERCR2 */ - lis r4, 0x0000 /* Disable RCS3 parms */ - ori r4, r4, 0x0000 - ori r3, r10, ERCR2@l - bl __pci_config_write_32 - - /* ERCR3 */ - lis r4, 0x0000 /* RCS3 at 0x70000000, 64K bytes */ - ori r4, r4, 0x0004 - ori r3, r10, ERCR2@l - bl __pci_config_write_32 - - /* Preserve memgo bit */ - /* MCCR1 */ - -/* lis r4, 0x75a8 / Safe Local ROM = 11+3 clocks */ - lis r4, 0x75a0 /* Safe Local ROM = 11+3 clocks */ -/* lis r4, 0x73a0 / Fast Local ROM = 7+3 clocks */ -/* oris r4, r4, 0x0010 / Burst ROM/Flash enable */ -/* oris r4, r4, 0x0004 / Self-refresh enable */ - -/* ori r4,r4,0xFFFF / 16Mbit 2bank SDRAM */ -/* ori r4,r4,0xAAAA / 256Mbit 4bank SDRAM (8245 only) */ -/* ori r4,r4,0x5555 / 64Mbit 2bank SDRAM */ - ori r4,r4,0x0000 /* 64Mbit 4bank SDRAM */ - - ori r3, r10, MCCR1@l - bl __pci_config_write_32 - - /* MCCR2 */ - - lis r4,0x0000 -/* oris r4,r4,0x4000 / TS_WAIT_TIMER = 3 clocks */ - oris r4,r4,0x1000 /* ASRISE = 8 clocks */ - oris r4,r4,0x0080 /* ASFALL = 8 clocks */ -/* oris r4,r4,0x0010 / SDRAM Parity (else ECC) */ -/* oris r4,r4,0x0008 / Write parity check */ -/* oris r4,r4,0x0004 / SDRAM inline reads */ - - -/* Select a refresh rate; it needs to match the bus speed; if too */ -/* slow, data may be lost; if too fast, performance is lost. We */ -/* use the fastest value so we run at all speeds. */ -/* Refresh = (15600ns/busclk) - (213 (see UM)). */ - -/* ori r4,r4,0x1d2c / 133 MHz mem bus = 1867 */ -/* ori r4,r4,0x150c / 100 MHz mem bus = 1347 */ -/* ori r4,r4,0x10fc / 83 MHz mem bus = 1087 */ -/* ori r4,r4,0x0cc4 / 66 MHz mem bus = 817 */ - ori r4,r4,0x04cc /* 33 MHz mem bus (SAFE) = 307 */ -/* ori r4,r4,0x0002 / Reserve a page */ -/* ori r4,r4,0x0001 / RWM parity */ - - ori r3, r10, MCCR2@l - bl __pci_config_write_32 - - - /* MCCR3 */ - lis r4,0x0000 /* BSTOPRE_M = 7 (see A/N) */ - oris r4,r4,0x0500 /* REFREC = 8 clocks */ - ori r3, r10, MCCR3@l - bl __pci_config_write_32 - - /* MCCR4 */ /* Turn on registered buffer mode */ - lis r4, 0x2000 /* PRETOACT = 3 clocks */ - oris r4,r4,0x0400 /* ACTOPRE = 5 clocks */ -/* oris r4,r4,0x0080 / Enable 8-beat burst (32-bit bus) */ -/* oris r4,r4,0x0040 / Enable Inline ECC/Parity */ - oris r4,r4,0x0020 /* EXTROM enabled */ - oris r4,r4,0x0010 /* Registered buffers */ -/* oris r4,r4,0x0000 / BSTOPRE_U = 0 (see A/N) */ - oris r4,r4,0x0002 /* DBUS_SIZ[2] (8 bit on RCS1) */ - -/* ori r4,r4,0x8000 / Registered DIMMs */ - ori r4,r4,0x2000 /*CAS Latency (CL=3) (see RDLAT) */ -/* ori r4,r4,0x2000 / CAS Latency (CL=2) (see RDLAT) */ -/* ori r4,r4,0x0300 / Sequential wrap/8-beat burst */ - ori r4,r4,0x0200 /* Sequential wrap/4-beat burst */ - ori r4,r4,0x0030 /* ACTORW = 3 clocks */ - ori r4,r4,0x0009 /* BSTOPRE_L = 9 (see A/N) */ - - ori r3, r10, MCCR4@l - bl __pci_config_write_32 - - /* MSAR1 */ - lis r4, 0xc0804000@h - ori r4, r4, 0xc0804000@l - ori r3, r10, MSAR1@l - bl __pci_config_write_32 - - /* MSAR2 */ - lis r4, 0xc0804000@h - ori r4, r4, 0xc0804000@l - ori r3, r10, MSAR2@l - bl __pci_config_write_32 - - /* MESAR1 */ - lis r4, 0x00000000@h - ori r4, r4, 0x00000000@l - ori r3, r10, EMSAR1@l - bl __pci_config_write_32 - - /* MESAR2 */ - lis r4, 0x01010101@h - ori r4, r4, 0x01010101@l - ori r3, r10, EMSAR2@l - bl __pci_config_write_32 - - /* MEAR1 */ - lis r4, 0xffbf7f3f@h - ori r4, r4, 0xffbf7f3f@l - ori r3, r10, MEAR1@l - bl __pci_config_write_32 - - /* MEAR2 */ - lis r4, 0xffbf7f3f@h - ori r4, r4, 0xffbf7f3f@l - ori r3, r10, MEAR2@l - bl __pci_config_write_32 - - /* MEEAR1 */ - lis r4, 0x00000000@h - ori r4, r4, 0x00000000@l - ori r3, r10, EMEAR1@l - bl __pci_config_write_32 - - /* MEEAR2 */ - lis r4, 0x01010101@h - ori r4, r4, 0x01010101@l - ori r3, r10, EMEAR2@l - bl __pci_config_write_32 - - /* ODCR */ - li r4, 0x7f - ori r3, r10, ODCR@l - bl __pci_config_write_8 - - /* MBER */ - li r4, 0x01 - ori r3, r10, MBER@l - bl __pci_config_write_8 - - /* Page CTR aka PGMAX */ - li r4, 0x32 - ori r3, r10, 0x70 - bl __pci_config_write_8 - -#if 0 - /* CLK Drive */ - ori r4, r10, 0xfc01 /* Top bit will be ignored */ - ori r3, r10, 0x74 - bl __pci_config_write_16 -#endif - - /* delay */ - lis r7, 1 - mtctr r7 -label1: bdnz label1 - - /* Set memgo bit */ - /* MCCR1 */ - ori r3, r10, MCCR1@l - bl __pci_config_read_32 - lis r7, 0x0008 - or r4, r3, r7 - ori r3, r10, MCCR1@l - bl __pci_config_write_32 - - /* delay again */ - lis r7, 1 - mtctr r7 -label2: bdnz label2 -#if 0 -/* DEBUG: Infinite loop, write then read */ -loop: - lis r7, 0xffff - mtctr r7 - li r3, 0x5004 - lis r4, 0xa0a0 - ori r4, r4, 0x5050 - bl write_32_ne - li r3, 0x5004 - bl read_32_ne - bdnz loop -#endif - mtlr r11 - blr -#endif diff --git a/board/bmw/flash.c b/board/bmw/flash.c deleted file mode 100644 index 57ffe08..0000000 --- a/board/bmw/flash.c +++ /dev/null @@ -1,779 +0,0 @@ -/* - * (C) Copyright 2000 - * 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 <asm/pci_io.h> - -#define ROM_CS0_START 0xFF800000 -#define ROM_CS1_START 0xFF000000 - -flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH chips */ - -#if defined(CONFIG_ENV_IS_IN_FLASH) -# ifndef CONFIG_ENV_ADDR -# define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + CONFIG_ENV_OFFSET) -# endif -# ifndef CONFIG_ENV_SIZE -# define CONFIG_ENV_SIZE CONFIG_ENV_SECT_SIZE -# endif -# ifndef CONFIG_ENV_SECT_SIZE -# define CONFIG_ENV_SECT_SIZE CONFIG_ENV_SIZE -# endif -#endif - -/*----------------------------------------------------------------------- - * Functions - */ -static int write_word (flash_info_t * info, ulong dest, ulong data); - -#if 0 -static void flash_get_offsets (ulong base, flash_info_t * info); -#endif /* 0 */ - -/*flash command address offsets*/ - -#if 0 -#define ADDR0 (0x555) -#define ADDR1 (0x2AA) -#define ADDR3 (0x001) -#else -#define ADDR0 (0xAAA) -#define ADDR1 (0x555) -#define ADDR3 (0x001) -#endif - -#define FLASH_WORD_SIZE unsigned char - -/*----------------------------------------------------------------------- - */ - -#if 0 -static int byte_parity_odd (unsigned char x) __attribute__ ((const)); -#endif /* 0 */ -static unsigned long flash_id (unsigned char mfct, unsigned char chip) - __attribute__ ((const)); - -typedef struct { - FLASH_WORD_SIZE extval; - unsigned short intval; -} map_entry; - -#if 0 -static int byte_parity_odd (unsigned char x) -{ - x ^= x >> 4; - x ^= x >> 2; - x ^= x >> 1; - return (x & 0x1) != 0; -} -#endif /* 0 */ - - -static unsigned long flash_id (unsigned char mfct, unsigned char chip) -{ - static const map_entry mfct_map[] = { - {(FLASH_WORD_SIZE) AMD_MANUFACT, - (unsigned short) ((unsigned long) FLASH_MAN_AMD >> 16)}, - {(FLASH_WORD_SIZE) FUJ_MANUFACT, - (unsigned short) ((unsigned long) FLASH_MAN_FUJ >> 16)}, - {(FLASH_WORD_SIZE) STM_MANUFACT, - (unsigned short) ((unsigned long) FLASH_MAN_STM >> 16)}, - {(FLASH_WORD_SIZE) MT_MANUFACT, - (unsigned short) ((unsigned long) FLASH_MAN_MT >> 16)}, - {(FLASH_WORD_SIZE) INTEL_MANUFACT, - (unsigned short) ((unsigned long) FLASH_MAN_INTEL >> 16)}, - {(FLASH_WORD_SIZE) INTEL_ALT_MANU, - (unsigned short) ((unsigned long) FLASH_MAN_INTEL >> 16)} - }; - - static const map_entry chip_map[] = { - {AMD_ID_F040B, FLASH_AM040}, - {(FLASH_WORD_SIZE) STM_ID_x800AB, FLASH_STM800AB} - }; - - const map_entry *p; - unsigned long result = FLASH_UNKNOWN; - - /* find chip id */ - for (p = &chip_map[0]; - p < &chip_map[sizeof chip_map / sizeof chip_map[0]]; p++) - if (p->extval == chip) { - result = FLASH_VENDMASK | p->intval; - break; - } - - /* find vendor id */ - for (p = &mfct_map[0]; - p < &mfct_map[sizeof mfct_map / sizeof mfct_map[0]]; p++) - if (p->extval == mfct) { - result &= ~FLASH_VENDMASK; - result |= (unsigned long) p->intval << 16; - break; - } - - return result; -} - - -unsigned long flash_init (void) -{ - unsigned long i; - unsigned char j; - static const ulong flash_banks[] = CONFIG_SYS_FLASH_BANKS; - - /* Init: no FLASHes known */ - for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; i++) { - flash_info_t *const pflinfo = &flash_info[i]; - - pflinfo->flash_id = FLASH_UNKNOWN; - pflinfo->size = 0; - pflinfo->sector_count = 0; - } - - for (i = 0; i < sizeof flash_banks / sizeof flash_banks[0]; i++) { - flash_info_t *const pflinfo = &flash_info[i]; - const unsigned long base_address = flash_banks[i]; - volatile FLASH_WORD_SIZE *const flash = - (FLASH_WORD_SIZE *) base_address; -#if 0 - volatile FLASH_WORD_SIZE *addr2; -#endif -#if 0 - /* write autoselect sequence */ - flash[0x5555] = 0xaa; - flash[0x2aaa] = 0x55; - flash[0x5555] = 0x90; -#else - flash[0xAAA << (3 * i)] = 0xaa; - flash[0x555 << (3 * i)] = 0x55; - flash[0xAAA << (3 * i)] = 0x90; -#endif - __asm__ __volatile__ ("sync"); - -#if 0 - pflinfo->flash_id = flash_id (flash[0x0], flash[0x1]); -#else - pflinfo->flash_id = - flash_id (flash[0x0], flash[0x2 + 14 * i]); -#endif - - switch (pflinfo->flash_id & FLASH_TYPEMASK) { - case FLASH_AM040: - pflinfo->size = 0x00080000; - pflinfo->sector_count = 8; - for (j = 0; j < 8; j++) { - pflinfo->start[j] = - base_address + 0x00010000 * j; - pflinfo->protect[j] = flash[(j << 16) | 0x2]; - } - break; - case FLASH_STM800AB: - pflinfo->size = 0x00100000; - pflinfo->sector_count = 19; - pflinfo->start[0] = base_address; - pflinfo->start[1] = base_address + 0x4000; - pflinfo->start[2] = base_address + 0x6000; - pflinfo->start[3] = base_address + 0x8000; - for (j = 1; j < 16; j++) { - pflinfo->start[j + 3] = - base_address + 0x00010000 * j; - } -#if 0 - /* check for protected sectors */ - for (j = 0; j < pflinfo->sector_count; j++) { - /* read sector protection at sector address, (A7 .. A0) = 0x02 */ - /* D0 = 1 if protected */ - addr2 = (volatile FLASH_WORD_SIZE - *) (pflinfo->start[j]); - if (pflinfo->flash_id & FLASH_MAN_SST) - pflinfo->protect[j] = 0; - else - pflinfo->protect[j] = addr2[2] & 1; - } -#endif - break; - } - /* Protect monitor and environment sectors - */ -#if CONFIG_SYS_MONITOR_BASE >= CONFIG_SYS_FLASH_BASE - 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) - flash_protect (FLAG_PROTECT_SET, - CONFIG_ENV_ADDR, - CONFIG_ENV_ADDR + CONFIG_ENV_SIZE - 1, - &flash_info[0]); -#endif - - /* reset device to read mode */ - flash[0x0000] = 0xf0; - __asm__ __volatile__ ("sync"); - } - - return flash_info[0].size + flash_info[1].size; -} - -#if 0 -static void flash_get_offsets (ulong base, flash_info_t * info) -{ - int i; - - /* set up sector start address table */ - if (info->flash_id & FLASH_MAN_SST) { - 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; - } - } - -} -#endif /* 0 */ - -/*----------------------------------------------------------------------- - */ -void flash_print_info (flash_info_t * info) -{ - static const char unk[] = "Unknown"; - const char *mfct = unk, *type = unk; - unsigned int i; - - if (info->flash_id != FLASH_UNKNOWN) { - switch (info->flash_id & FLASH_VENDMASK) { - case FLASH_MAN_AMD: - mfct = "AMD"; - break; - case FLASH_MAN_FUJ: - mfct = "FUJITSU"; - break; - case FLASH_MAN_STM: - mfct = "STM"; - break; - case FLASH_MAN_SST: - mfct = "SST"; - break; - case FLASH_MAN_BM: - mfct = "Bright Microelectonics"; - break; - case FLASH_MAN_INTEL: - mfct = "Intel"; - break; - } - - switch (info->flash_id & FLASH_TYPEMASK) { - case FLASH_AM040: - type = "AM29F040B (512K * 8, uniform sector size)"; - break; - case FLASH_AM400B: - type = "AM29LV400B (4 Mbit, bottom boot sect)"; - break; - case FLASH_AM400T: - type = "AM29LV400T (4 Mbit, top boot sector)"; - break; - case FLASH_AM800B: - type = "AM29LV800B (8 Mbit, bottom boot sect)"; - break; - case FLASH_AM800T: - type = "AM29LV800T (8 Mbit, top boot sector)"; - break; - case FLASH_AM160T: - type = "AM29LV160T (16 Mbit, top boot sector)"; - break; - case FLASH_AM320B: - type = "AM29LV320B (32 Mbit, bottom boot sect)"; - break; - case FLASH_AM320T: - type = "AM29LV320T (32 Mbit, top boot sector)"; - break; - case FLASH_STM800AB: - type = "M29W800AB (8 Mbit, bottom boot sect)"; - break; - case FLASH_SST800A: - type = "SST39LF/VF800 (8 Mbit, uniform sector size)"; - break; - case FLASH_SST160A: - type = "SST39LF/VF160 (16 Mbit, uniform sector size)"; - break; - } - } - - printf ("\n Brand: %s Type: %s\n" - " Size: %lu KB in %d Sectors\n", - mfct, type, info->size >> 10, info->sector_count); - - printf (" Sector Start Addresses:"); - - for (i = 0; i < info->sector_count; i++) { - unsigned long size; - unsigned int erased; - unsigned long *flash = (unsigned long *) info->start[i]; - - /* - * Check if whole sector is erased - */ - size = (i != (info->sector_count - 1)) ? - (info->start[i + 1] - info->start[i]) >> 2 : - (info->start[0] + info->size - info->start[i]) >> 2; - - for (flash = (unsigned long *) info->start[i], erased = 1; - (flash != (unsigned long *) info->start[i] + size) - && erased; flash++) - erased = *flash == ~0x0UL; - - printf ("%s %08lX %s %s", - (i % 5) ? "" : "\n ", - info->start[i], - erased ? "E" : " ", info->protect[i] ? "RO" : " "); - } - - puts ("\n"); - return; -} - -#if 0 - -/* - * The following code cannot be run from FLASH! - */ -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; - - printf ("flash_get_size: \n"); - /* Write auto select command: read Manufacturer ID */ - eieio (); - addr2[ADDR0] = (FLASH_WORD_SIZE) 0xAA; - addr2[ADDR1] = (FLASH_WORD_SIZE) 0x55; - addr2[ADDR0] = (FLASH_WORD_SIZE) 0x90; - 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 */ - } - printf ("recognised manufacturer"); - - value = addr2[ADDR3]; /* device ID */ - debug ("\ndev_code=%x\n", value); - - switch (value) { - 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 */ - - 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 */ - - case (FLASH_WORD_SIZE) AMD_ID_F040B: - info->flash_id += FLASH_AM040; - info->sector_count = 8; - info->size = 0x00080000; - break; /* => 0.5 MB */ - - default: - info->flash_id = FLASH_UNKNOWN; - return (0); /* => no or unknown flash */ - - } - - printf ("flash id %lx; sector count %x, size %lx\n", info->flash_id, - info->sector_count, info->size); - /* set up sector start address table */ - if (info->flash_id & FLASH_MAN_SST) { - 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_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); -} - -#endif - - -int flash_erase (flash_info_t * info, int s_first, int s_last) -{ - volatile FLASH_WORD_SIZE *addr = (FLASH_WORD_SIZE *) (info->start[0]); - int flag, prot, sect, l_sect; - ulong start, now, last; - unsigned char sh8b; - - 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) || - (info->flash_id > (FLASH_MAN_STM | FLASH_AMD_COMP))) { - 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; - - /* Check the ROM CS */ - if ((info->start[0] >= ROM_CS1_START) - && (info->start[0] < ROM_CS0_START)) - sh8b = 3; - else - sh8b = 0; - - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts (); - - addr[ADDR0 << sh8b] = (FLASH_WORD_SIZE) 0x00AA00AA; - addr[ADDR1 << sh8b] = (FLASH_WORD_SIZE) 0x00550055; - addr[ADDR0 << sh8b] = (FLASH_WORD_SIZE) 0x00800080; - addr[ADDR0 << sh8b] = (FLASH_WORD_SIZE) 0x00AA00AA; - addr[ADDR1 << sh8b] = (FLASH_WORD_SIZE) 0x00550055; - - /* Start erase on unprotected sectors */ - for (sect = s_first; sect <= s_last; sect++) { - if (info->protect[sect] == 0) { /* not protected */ - addr = (FLASH_WORD_SIZE *) (info->start[0] + ((info-> - start - [sect] - - - info-> - start - [0]) << - sh8b)); - if (info->flash_id & FLASH_MAN_SST) { - addr[ADDR0 << sh8b] = - (FLASH_WORD_SIZE) 0x00AA00AA; - addr[ADDR1 << sh8b] = - (FLASH_WORD_SIZE) 0x00550055; - addr[ADDR0 << sh8b] = - (FLASH_WORD_SIZE) 0x00800080; - addr[ADDR0 << sh8b] = - (FLASH_WORD_SIZE) 0x00AA00AA; - addr[ADDR1 << sh8b] = - (FLASH_WORD_SIZE) 0x00550055; - addr[0] = (FLASH_WORD_SIZE) 0x00500050; /* block erase */ - udelay (30000); /* wait 30 ms */ - } else - addr[0] = (FLASH_WORD_SIZE) 0x00300030; /* sector erase */ - 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 = (FLASH_WORD_SIZE *) (info->start[0] + ((info->start[l_sect] - - info-> - start[0]) << sh8b)); - 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 */ - serial_putc ('.'); - last = now; - } - } - - DONE: - /* 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; - volatile FLASH_WORD_SIZE *data2 = (FLASH_WORD_SIZE *) & data; - ulong start; - int flag; - int i; - unsigned char sh8b; - - /* Check the ROM CS */ - if ((info->start[0] >= ROM_CS1_START) - && (info->start[0] < ROM_CS0_START)) - sh8b = 3; - else - sh8b = 0; - - dest2 = (FLASH_WORD_SIZE *) (((dest - info->start[0]) << sh8b) + - info->start[0]); - - /* Check if Flash is (sufficiently) erased */ - if ((*dest2 & (FLASH_WORD_SIZE) data) != (FLASH_WORD_SIZE) data) { - return (2); - } - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts (); - - for (i = 0; i < 4 / sizeof (FLASH_WORD_SIZE); i++) { - addr2[ADDR0 << sh8b] = (FLASH_WORD_SIZE) 0x00AA00AA; - addr2[ADDR1 << sh8b] = (FLASH_WORD_SIZE) 0x00550055; - addr2[ADDR0 << sh8b] = (FLASH_WORD_SIZE) 0x00A000A0; - - dest2[i << sh8b] = data2[i]; - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts (); - - /* data polling for D7 */ - start = get_timer (0); - while ((dest2[i << sh8b] & (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/bmw/m48t59y.c b/board/bmw/m48t59y.c deleted file mode 100644 index 4e83b90..0000000 --- a/board/bmw/m48t59y.c +++ /dev/null @@ -1,324 +0,0 @@ -/* - * SGS M48-T59Y TOD/NVRAM Driver - * - * (C) Copyright 2000 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * (C) Copyright 1999, by Curt McDowell, 08-06-99, Broadcom Corp. - * - * (C) Copyright 2001, James Dougherty, 07/18/01, Broadcom Corp. - * - * 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 - */ - -/* - * SGS M48-T59Y TOD/NVRAM Driver - * - * The SGS M48 an 8K NVRAM starting at offset M48_BASE_ADDR and - * continuing for 8176 bytes. After that starts the Time-Of-Day (TOD) - * registers which are used to set/get the internal date/time functions. - * - * This module implements Y2K compliance by taking full year numbers - * and translating back and forth from the TOD 2-digit year. - * - * NOTE: for proper interaction with an operating system, the TOD should - * be used to store Universal Coordinated Time (GMT) and timezone - * conversions should be used. - * - * Here is a diagram of the memory layout: - * - * +---------------------------------------------+ 0xffe0a000 - * | Non-volatile memory | . - * | | . - * | (8176 bytes of Non-volatile memory) | . - * | | . - * +---------------------------------------------+ 0xffe0bff0 - * | Flags | - * +---------------------------------------------+ 0xffe0bff1 - * | Unused | - * +---------------------------------------------+ 0xffe0bff2 - * | Alarm Seconds | - * +---------------------------------------------+ 0xffe0bff3 - * | Alarm Minutes | - * +---------------------------------------------+ 0xffe0bff4 - * | Alarm Date | - * +---------------------------------------------+ 0xffe0bff5 - * | Interrupts | - * +---------------------------------------------+ 0xffe0bff6 - * | WatchDog | - * +---------------------------------------------+ 0xffe0bff7 - * | Calibration | - * +---------------------------------------------+ 0xffe0bff8 - * | Seconds | - * +---------------------------------------------+ 0xffe0bff9 - * | Minutes | - * +---------------------------------------------+ 0xffe0bffa - * | Hours | - * +---------------------------------------------+ 0xffe0bffb - * | Day | - * +---------------------------------------------+ 0xffe0bffc - * | Date | - * +---------------------------------------------+ 0xffe0bffd - * | Month | - * +---------------------------------------------+ 0xffe0bffe - * | Year (2 digits only) | - * +---------------------------------------------+ 0xffe0bfff - */ -#include <common.h> -#include <rtc.h> -#include "bmw.h" - -/* - * Imported from mousse.h: - * - * TOD_REG_BASE Base of m48t59y TOD registers - * SYS_TOD_UNPROTECT() Disable NVRAM write protect - * SYS_TOD_PROTECT() Re-enable NVRAM write protect - */ - -#define YEAR 0xf -#define MONTH 0xe -#define DAY 0xd -#define DAY_OF_WEEK 0xc -#define HOUR 0xb -#define MINUTE 0xa -#define SECOND 0x9 -#define CONTROL 0x8 -#define WATCH 0x7 -#define INTCTL 0x6 -#define WD_DATE 0x5 -#define WD_HOUR 0x4 -#define WD_MIN 0x3 -#define WD_SEC 0x2 -#define _UNUSED 0x1 -#define FLAGS 0x0 - -#define M48_ADDR ((volatile unsigned char *) TOD_REG_BASE) - -int m48_tod_init(void) -{ - SYS_TOD_UNPROTECT(); - - M48_ADDR[CONTROL] = 0; - M48_ADDR[WATCH] = 0; - M48_ADDR[INTCTL] = 0; - - /* - * If the oscillator is currently stopped (as on a new part shipped - * from the factory), start it running. - * - * Here is an example of the TOD bytes on a brand new M48T59Y part: - * 00 00 00 00 00 00 00 00 00 88 8c c3 bf c8 f5 01 - */ - - if (M48_ADDR[SECOND] & 0x80) - M48_ADDR[SECOND] = 0; - - /* Is battery low */ - if ( M48_ADDR[FLAGS] & 0x10) { - printf("NOTICE: Battery low on Real-Time Clock (replace SNAPHAT).\n"); - } - - SYS_TOD_PROTECT(); - - return 0; -} - -/* - * m48_tod_set - */ - -static int to_bcd(int value) -{ - return value / 10 * 16 + value % 10; -} - -static int from_bcd(int value) -{ - return value / 16 * 10 + value % 16; -} - -static int day_of_week(int y, int m, int d) /* 0-6 ==> Sun-Sat */ -{ - static int t[] = {0, 3, 2, 5, 0, 3, 5, 1, 4, 6, 2, 4}; - y -= m < 3; - return (y + y/4 - y/100 + y/400 + t[m-1] + d) % 7; -} - -/* - * Note: the TOD should store the current GMT - */ - -int m48_tod_set(int year, /* 1980-2079 */ - int month, /* 01-12 */ - int day, /* 01-31 */ - int hour, /* 00-23 */ - int minute, /* 00-59 */ - int second) /* 00-59 */ - -{ - SYS_TOD_UNPROTECT(); - - M48_ADDR[CONTROL] |= 0x80; /* Set WRITE bit */ - - M48_ADDR[YEAR] = to_bcd(year % 100); - M48_ADDR[MONTH] = to_bcd(month); - M48_ADDR[DAY] = to_bcd(day); - M48_ADDR[DAY_OF_WEEK] = day_of_week(year, month, day) + 1; - M48_ADDR[HOUR] = to_bcd(hour); - M48_ADDR[MINUTE] = to_bcd(minute); - M48_ADDR[SECOND] = to_bcd(second); - - M48_ADDR[CONTROL] &= ~0x80; /* Clear WRITE bit */ - - SYS_TOD_PROTECT(); - - return 0; -} - -/* - * Note: the TOD should store the current GMT - */ - -int m48_tod_get(int *year, /* 1980-2079 */ - int *month, /* 01-12 */ - int *day, /* 01-31 */ - int *hour, /* 00-23 */ - int *minute, /* 00-59 */ - int *second) /* 00-59 */ -{ - int y; - - SYS_TOD_UNPROTECT(); - - M48_ADDR[CONTROL] |= 0x40; /* Set READ bit */ - - y = from_bcd(M48_ADDR[YEAR]); - *year = y < 80 ? 2000 + y : 1900 + y; - *month = from_bcd(M48_ADDR[MONTH]); - *day = from_bcd(M48_ADDR[DAY]); - /* day_of_week = M48_ADDR[DAY_OF_WEEK] & 0xf; */ - *hour = from_bcd(M48_ADDR[HOUR]); - *minute = from_bcd(M48_ADDR[MINUTE]); - *second = from_bcd(M48_ADDR[SECOND] & 0x7f); - - M48_ADDR[CONTROL] &= ~0x40; /* Clear READ bit */ - - SYS_TOD_PROTECT(); - - return 0; -} - -int m48_tod_get_second(void) -{ - return from_bcd(M48_ADDR[SECOND] & 0x7f); -} - -/* - * Watchdog function - * - * If usec is 0, the watchdog timer is disarmed. - * - * If usec is non-zero, the watchdog timer is armed (or re-armed) for - * approximately usec microseconds (if the exact requested usec is - * not supported by the chip, the next higher available value is used). - * - * Minimum watchdog timeout = 62500 usec - * Maximum watchdog timeout = 124 sec (124000000 usec) - */ - -void m48_watchdog_arm(int usec) -{ - int mpy, res; - - SYS_TOD_UNPROTECT(); - - if (usec == 0) { - res = 0; - mpy = 0; - } else if (usec < 2000000) { /* Resolution: 1/16s if below 2s */ - res = 0; - mpy = (usec + 62499) / 62500; - } else if (usec < 8000000) { /* Resolution: 1/4s if below 8s */ - res = 1; - mpy = (usec + 249999) / 250000; - } else if (usec < 32000000) { /* Resolution: 1s if below 32s */ - res = 2; - mpy = (usec + 999999) / 1000000; - } else { /* Resolution: 4s up to 124s */ - res = 3; - mpy = (usec + 3999999) / 4000000; - if (mpy > 31) - mpy = 31; - } - - M48_ADDR[WATCH] = (0x80 | /* Steer to RST signal (IRQ = N/C) */ - mpy << 2 | - res); - - SYS_TOD_PROTECT(); -} - -/* - * U-Boot RTC support. - */ -int -rtc_get( struct rtc_time *tmp ) -{ - m48_tod_get(&tmp->tm_year, - &tmp->tm_mon, - &tmp->tm_mday, - &tmp->tm_hour, - &tmp->tm_min, - &tmp->tm_sec); - tmp->tm_yday = 0; - tmp->tm_isdst= 0; - -#ifdef RTC_DEBUG - printf( "Get DATE: %4d-%02d-%02d (wday=%d) TIME: %2d:%02d:%02d\n", - tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday, - tmp->tm_hour, tmp->tm_min, tmp->tm_sec ); -#endif - - return 0; -} - -int rtc_set( struct rtc_time *tmp ) -{ - m48_tod_set(tmp->tm_year, /* 1980-2079 */ - tmp->tm_mon, /* 01-12 */ - tmp->tm_mday, /* 01-31 */ - tmp->tm_hour, /* 00-23 */ - tmp->tm_min, /* 00-59 */ - tmp->tm_sec); /* 00-59 */ - -#ifdef RTC_DEBUG - printf( "Set DATE: %4d-%02d-%02d (wday=%d) TIME: %2d:%02d:%02d\n", - tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday, - tmp->tm_hour, tmp->tm_min, tmp->tm_sec); -#endif - - return 0; -} - -void -rtc_reset (void) -{ - m48_tod_init(); -} diff --git a/board/bmw/m48t59y.h b/board/bmw/m48t59y.h deleted file mode 100644 index 717300d..0000000 --- a/board/bmw/m48t59y.h +++ /dev/null @@ -1,57 +0,0 @@ -/* - * SGS M48-T59Y TOD/NVRAM Driver - * - * (C) Copyright 2000 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * (C) Copyright 1999, by Curt McDowell, 08-06-99, Broadcom Corp. - * - * (C) Copyright 2001, James Dougherty, 07/18/01, Broadcom Corp. - * - * 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 - */ - -#ifndef __M48_T59_Y_H -#define __M48_T59_Y_H - -/* - * M48 T59Y -Timekeeping Battery backed SRAM. - */ - -int m48_tod_init(void); - -int m48_tod_set(int year, - int month, - int day, - int hour, - int minute, - int second); - -int m48_tod_get(int *year, - int *month, - int *day, - int *hour, - int *minute, - int *second); - -int m48_tod_get_second(void); - -void m48_watchdog_arm(int usec); - -#endif /*!__M48_T59_Y_H */ diff --git a/board/bmw/ns16550.c b/board/bmw/ns16550.c deleted file mode 100644 index be455bb..0000000 --- a/board/bmw/ns16550.c +++ /dev/null @@ -1,57 +0,0 @@ -/* - * COM1 NS16550 support - * originally from linux source (arch/powerpc/boot/ns16550.c) - * modified to use CONFIG_SYS_ISA_MEM and new defines - */ - -#include <config.h> -#include "ns16550.h" - -typedef struct NS16550 *NS16550_t; - -const NS16550_t COM_PORTS[] = - { (NS16550_t) ((CONFIG_SYS_EUMB_ADDR) + 0x4500), -(NS16550_t) ((CONFIG_SYS_EUMB_ADDR) + 0x4600) }; - -volatile struct NS16550 *NS16550_init (int chan, int baud_divisor) -{ - volatile struct NS16550 *com_port; - - com_port = (struct NS16550 *) COM_PORTS[chan]; - com_port->ier = 0x00; - com_port->lcr = LCR_BKSE; /* Access baud rate */ - com_port->dll = baud_divisor & 0xff; /* 9600 baud */ - com_port->dlm = (baud_divisor >> 8) & 0xff; - com_port->lcr = LCR_8N1; /* 8 data, 1 stop, no parity */ - com_port->mcr = MCR_RTS; /* RTS/DTR */ - com_port->fcr = FCR_FIFO_EN | FCR_RXSR | FCR_TXSR; /* Clear & enable FIFOs */ - return (com_port); -} - -void NS16550_reinit (volatile struct NS16550 *com_port, int baud_divisor) -{ - com_port->ier = 0x00; - com_port->lcr = LCR_BKSE; /* Access baud rate */ - com_port->dll = baud_divisor & 0xff; /* 9600 baud */ - com_port->dlm = (baud_divisor >> 8) & 0xff; - com_port->lcr = LCR_8N1; /* 8 data, 1 stop, no parity */ - com_port->mcr = MCR_RTS; /* RTS/DTR */ - com_port->fcr = FCR_FIFO_EN | FCR_RXSR | FCR_TXSR; /* Clear & enable FIFOs */ -} - -void NS16550_putc (volatile struct NS16550 *com_port, unsigned char c) -{ - while ((com_port->lsr & LSR_THRE) == 0); - com_port->thr = c; -} - -unsigned char NS16550_getc (volatile struct NS16550 *com_port) -{ - while ((com_port->lsr & LSR_DR) == 0); - return (com_port->rbr); -} - -int NS16550_tstc (volatile struct NS16550 *com_port) -{ - return ((com_port->lsr & LSR_DR) != 0); -} diff --git a/board/bmw/ns16550.h b/board/bmw/ns16550.h deleted file mode 100644 index 2087a4a..0000000 --- a/board/bmw/ns16550.h +++ /dev/null @@ -1,79 +0,0 @@ -/* - * NS16550 Serial Port - * originally from linux source (arch/powerpc/boot/ns16550.h) - * modified slightly to - * have addresses as offsets from CONFIG_SYS_ISA_BASE - * added a few more definitions - * added prototypes for ns16550.c - * reduced no of com ports to 2 - * modifications (c) Rob Taylor, Flying Pig Systems. 2000. - * further modified to support the 8245 duart - * modifications (c) Paul Jimenez, Musenki, Inc. 2001. - */ - - -struct NS16550 { - unsigned char rbrthrdlb; /* 0 */ - unsigned char ierdmb; /* 1 */ - unsigned char iirfcrafr; /* 2 */ - unsigned char lcr; /* 3 */ - unsigned char mcr; /* 4 */ - unsigned char lsr; /* 5 */ - unsigned char msr; /* 6 */ - unsigned char scr; /* 7 */ - unsigned char reserved[2]; /* 8 & 9 */ - unsigned char dsr; /* 10 */ - unsigned char dcr; /* 11 */ -}; - - -#define rbr rbrthrdlb -#define thr rbrthrdlb -#define dll rbrthrdlb -#define ier ierdmb -#define dlm ierdmb -#define iir iirfcrafr -#define fcr iirfcrafr -#define afr iirfcrafr - -#define FCR_FIFO_EN 0x01 /*fifo enable */ -#define FCR_RXSR 0x02 /*receiver soft reset */ -#define FCR_TXSR 0x04 /*transmitter soft reset */ -#define FCR_DMS 0x08 /* DMA Mode Select */ - -#define MCR_RTS 0x02 /* Readyu to Send */ -#define MCR_LOOP 0x10 /* Local loopback mode enable */ -/* #define MCR_DTR 0x01 noton 8245 duart */ -/* #define MCR_DMA_EN 0x04 noton 8245 duart */ -/* #define MCR_TX_DFR 0x08 noton 8245 duart */ - -#define LCR_WLS_MSK 0x03 /* character length slect mask */ -#define LCR_WLS_5 0x00 /* 5 bit character length */ -#define LCR_WLS_6 0x01 /* 6 bit character length */ -#define LCR_WLS_7 0x02 /* 7 bit character length */ -#define LCR_WLS_8 0x03 /* 8 bit character length */ -#define LCR_STB 0x04 /* Number of stop Bits, off = 1, on = 1.5 or 2) */ -#define LCR_PEN 0x08 /* Parity eneble */ -#define LCR_EPS 0x10 /* Even Parity Select */ -#define LCR_STKP 0x20 /* Stick Parity */ -#define LCR_SBRK 0x40 /* Set Break */ -#define LCR_BKSE 0x80 /* Bank select enable - aka DLAB on 8245 */ - -#define LSR_DR 0x01 /* Data ready */ -#define LSR_OE 0x02 /* Overrun */ -#define LSR_PE 0x04 /* Parity error */ -#define LSR_FE 0x08 /* Framing error */ -#define LSR_BI 0x10 /* Break */ -#define LSR_THRE 0x20 /* Xmit holding register empty */ -#define LSR_TEMT 0x40 /* Xmitter empty */ -#define LSR_ERR 0x80 /* Error */ - -/* useful defaults for LCR*/ -#define LCR_8N1 0x03 - - -volatile struct NS16550 *NS16550_init (int chan, int baud_divisor); -void NS16550_putc (volatile struct NS16550 *com_port, unsigned char c); -unsigned char NS16550_getc (volatile struct NS16550 *com_port); -int NS16550_tstc (volatile struct NS16550 *com_port); -void NS16550_reinit (volatile struct NS16550 *com_port, int baud_divisor); diff --git a/board/bmw/serial.c b/board/bmw/serial.c deleted file mode 100644 index 08f449c..0000000 --- a/board/bmw/serial.c +++ /dev/null @@ -1,105 +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 <serial.h> -#include <linux/compiler.h> - -#include "ns16550.h" - -DECLARE_GLOBAL_DATA_PTR; - -#if CONFIG_CONS_INDEX == 1 -static struct NS16550 *console = - (struct NS16550 *) (CONFIG_SYS_EUMB_ADDR + 0x4500); -#elif CONFIG_CONS_INDEX == 2 -static struct NS16550 *console = - (struct NS16550 *) (CONFIG_SYS_EUMB_ADDR + 0x4500); -#else -#error no valid console defined -#endif - -extern ulong get_bus_freq (ulong); - -static int bmw_serial_init(void) -{ - int clock_divisor = gd->bus_clk / 16 / gd->baudrate; - - NS16550_init (CONFIG_CONS_INDEX - 1, clock_divisor); - - return (0); -} - -static void bmw_serial_putc(const char c) -{ - if (c == '\n') { - serial_putc ('\r'); - } - NS16550_putc (console, c); -} - -static void bmw_serial_puts(const char *s) -{ - while (*s) { - serial_putc (*s++); - } -} - - -static int bmw_serial_getc(void) -{ - return NS16550_getc (console); -} - -static int bmw_serial_tstc(void) -{ - return NS16550_tstc (console); -} - -static void bmw_serial_setbrg(void) -{ - int clock_divisor = get_bus_freq (0) / 16 / gd->baudrate; - - NS16550_reinit (console, clock_divisor); -} - -static struct serial_device bmw_serial_drv = { - .name = "bmw_serial", - .start = bmw_serial_init, - .stop = NULL, - .setbrg = bmw_serial_setbrg, - .putc = bmw_serial_putc, - .puts = bmw_serial_puts, - .getc = bmw_serial_getc, - .tstc = bmw_serial_tstc, -}; - -void bmw_serial_initialize(void) -{ - serial_register(&bmw_serial_drv); -} - -__weak struct serial_device *default_serial_console(void) -{ - return &bmw_serial_drv; -} @@ -544,7 +544,6 @@ Alaska8220 powerpc mpc8220 alaska sorcery powerpc mpc8220 Yukon8220 powerpc mpc8220 alaska A3000 powerpc mpc824x a3000 -BMW powerpc mpc824x bmw CPC45 powerpc mpc824x cpc45 - - CPC45 CPC45_ROMBOOT powerpc mpc824x cpc45 - - CPC45:BOOT_ROM CU824 powerpc mpc824x cu824 diff --git a/include/configs/BMW.h b/include/configs/BMW.h deleted file mode 100644 index 633e9bd..0000000 --- a/include/configs/BMW.h +++ /dev/null @@ -1,302 +0,0 @@ -/* - * (C) Copyright 2001 - * 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 - */ - -/* - * - * Configuration settings for the CU824 board. - * - */ - -/* ------------------------------------------------------------------------- */ - -/* - * board/config.h - configuration options, board specific - */ - -#ifndef __CONFIG_H -#define __CONFIG_H - -/* - * High Level Configuration Options - * (easy to change) - */ - -#define CONFIG_MPC824X 1 -#define CONFIG_MPC8245 1 -#define CONFIG_BMW 1 - -#define CONFIG_SYS_TEXT_BASE 0xFFF00000 - -#define CONFIG_MISC_INIT_F 1 /* Use misc_init_f() */ - -#define CONFIG_CONS_INDEX 1 -#define CONFIG_BAUDRATE 9600 - -#define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */ - -#define CONFIG_BOOTCOMMAND "bootm FF820000" /* autoboot command */ -#define CONFIG_BOOTDELAY 5 - -#define CONFIG_SYS_MAX_DOC_DEVICE 1 /* Only use Onboard TSOP-16MB device */ -#define DOC_PASSIVE_PROBE 1 -#define CONFIG_SYS_DOC_SUPPORT_2000 1 -#define CONFIG_SYS_DOC_SUPPORT_MILLENNIUM 1 -#define CONFIG_SYS_DOC_SHORT_TIMEOUT 1 - - -/* - * BOOTP options - */ -#define CONFIG_BOOTP_BOOTFILESIZE -#define CONFIG_BOOTP_BOOTPATH -#define CONFIG_BOOTP_GATEWAY -#define CONFIG_BOOTP_HOSTNAME - - -/* - * Command line configuration. - */ -#include <config_cmd_default.h> - -#define CONFIG_CMD_DATE -#define CONFIG_CMD_ELF -#undef CONFIG_CMD_NET -#undef CONFIG_CMD_NFS - - -#if 0 -#define CONFIG_PCI 1 -#define CONFIG_PCI_PNP 1 /* PCI plug-and-play */ -#endif - -/* - * Miscellaneous configurable options - */ -#define CONFIG_SYS_LONGHELP /* undef to save memory */ -#define CONFIG_SYS_PROMPT "=>" /* Monitor Command Prompt */ -#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ - -/* Print Buffer Size - */ -#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) - -#define CONFIG_SYS_MAXARGS 8 /* Max number of command args */ -#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ -#define CONFIG_SYS_LOAD_ADDR 0x00100000 /* Default load address */ - -/*----------------------------------------------------------------------- - * Start addresses for the final memory configuration - * (Set up by the startup code) - * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0 - */ -#define CONFIG_SYS_SDRAM_BASE 0x00000000 - -#define CONFIG_SYS_FLASH_BASE0_PRELIM 0xFFF00000 /* FLASH bank on RCS#0 */ -#define CONFIG_SYS_FLASH_BASE1_PRELIM 0xFF800000 /* FLASH bank on RCS#1 */ -#define CONFIG_SYS_FLASH_BASE CONFIG_SYS_MONITOR_BASE -#define CONFIG_SYS_FLASH_BANKS { CONFIG_SYS_FLASH_BASE0_PRELIM , CONFIG_SYS_FLASH_BASE1_PRELIM } - -/* even though FLASHP_BASE is FF800000, with 4MB is RCS0, the - * reset vector is actually located at FFB00100, but the 8245 - * takes care of us. - */ -#define CONFIG_SYS_RESET_ADDRESS 0xFFF00100 - -#define CONFIG_SYS_EUMB_ADDR 0xFC000000 - -#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE - -#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ -#define CONFIG_SYS_MALLOC_LEN (2048 << 10) /* Reserve 2MB for malloc() */ - -#define CONFIG_SYS_MEMTEST_START 0x00004000 /* memtest works on */ -#define CONFIG_SYS_MEMTEST_END 0x04000000 /* 0 ... 32 MB in DRAM */ - - /* Maximum amount of RAM. - */ -#define CONFIG_SYS_MAX_RAM_SIZE 0x04000000 /* 0 .. 64 MB of (S)DRAM */ - - -#if CONFIG_SYS_MONITOR_BASE >= CONFIG_SYS_FLASH_BASE -#undef CONFIG_SYS_RAMBOOT -#else -#define CONFIG_SYS_RAMBOOT -#endif - - -/*----------------------------------------------------------------------- - * Definitions for initial stack pointer and data area - */ -#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_SDRAM_BASE + CONFIG_SYS_MONITOR_LEN -#define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */ -#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) -#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET - -/* - * Low Level Configuration Settings - * (address mappings, register initial values, etc.) - * You should know what you are doing if you make changes here. - * For the detail description refer to the MPC8240 user's manual. - */ - -#define CONFIG_SYS_CLK_FREQ 33000000 /* external frequency to pll */ -#define CONFIG_SYS_HZ 1000 - -#define CONFIG_SYS_ETH_DEV_FN 0x7800 -#define CONFIG_SYS_ETH_IOBASE 0x00104000 - - /* Bit-field values for MCCR1. - */ -#define CONFIG_SYS_ROMNAL 0xf -#define CONFIG_SYS_ROMFAL 0x1f -#define CONFIG_SYS_DBUS_SIZE 0x3 - - /* Bit-field values for MCCR2. - */ -#define CONFIG_SYS_TSWAIT 0x5 /* Transaction Start Wait States timer */ -#define CONFIG_SYS_REFINT 0x400 /* Refresh interval FIXME: was 0t430 */ - - /* Burst To Precharge. Bits of this value go to MCCR3 and MCCR4. - */ -#define CONFIG_SYS_BSTOPRE 0 /* FIXME: was 192 */ - - /* Bit-field values for MCCR3. - */ -#define CONFIG_SYS_REFREC 2 /* Refresh to activate interval */ - - /* Bit-field values for MCCR4. - */ -#define CONFIG_SYS_PRETOACT 2 /* Precharge to activate interval FIXME: was 2 */ -#define CONFIG_SYS_ACTTOPRE 5 /* Activate to Precharge interval FIXME: was 5 */ -#define CONFIG_SYS_SDMODE_CAS_LAT 3 /* SDMODE CAS latancy */ -#define CONFIG_SYS_SDMODE_WRAP 0 /* SDMODE wrap type */ -#define CONFIG_SYS_SDMODE_BURSTLEN 3 /* SDMODE Burst length */ -#define CONFIG_SYS_ACTORW 0xa /* FIXME was 2 */ -#define CONFIG_SYS_REGISTERD_TYPE_BUFFER 1 - -#define CONFIG_SYS_PGMAX 0x0 /* how long the 8240 reatins the currently accessed page in memory FIXME: was 0x32*/ - -#define CONFIG_SYS_SDRAM_DSCD 0x20 /* SDRAM data in sample clock delay - note bottom 3 bits MUST be 0 */ - -/* Memory bank settings. - * Only bits 20-29 are actually used from these vales to set the - * start/end addresses. The upper two bits will always be 0, and the lower - * 20 bits will be 0x00000 for a start address, or 0xfffff for an end - * address. Refer to the MPC8240 book. - */ - -#define CONFIG_SYS_BANK0_START 0x00000000 -#define CONFIG_SYS_BANK0_END (CONFIG_SYS_MAX_RAM_SIZE - 1) -#define CONFIG_SYS_BANK0_ENABLE 1 -#define CONFIG_SYS_BANK1_START 0x3ff00000 -#define CONFIG_SYS_BANK1_END 0x3fffffff -#define CONFIG_SYS_BANK1_ENABLE 0 -#define CONFIG_SYS_BANK2_START 0x3ff00000 -#define CONFIG_SYS_BANK2_END 0x3fffffff -#define CONFIG_SYS_BANK2_ENABLE 0 -#define CONFIG_SYS_BANK3_START 0x3ff00000 -#define CONFIG_SYS_BANK3_END 0x3fffffff -#define CONFIG_SYS_BANK3_ENABLE 0 -#define CONFIG_SYS_BANK4_START 0x3ff00000 -#define CONFIG_SYS_BANK4_END 0x3fffffff -#define CONFIG_SYS_BANK4_ENABLE 0 -#define CONFIG_SYS_BANK5_START 0x3ff00000 -#define CONFIG_SYS_BANK5_END 0x3fffffff -#define CONFIG_SYS_BANK5_ENABLE 0 -#define CONFIG_SYS_BANK6_START 0x3ff00000 -#define CONFIG_SYS_BANK6_END 0x3fffffff -#define CONFIG_SYS_BANK6_ENABLE 0 -#define CONFIG_SYS_BANK7_START 0x3ff00000 -#define CONFIG_SYS_BANK7_END 0x3fffffff -#define CONFIG_SYS_BANK7_ENABLE 0 - -#define CONFIG_SYS_ODCR 0xff - -#define CONFIG_PCI 1 /* Include PCI support */ -#undef CONFIG_PCI_PNP - -/* PCI Memory space(s) */ -#define PCI_MEM_SPACE1_START 0x80000000 -#define PCI_MEM_SPACE2_START 0xfd000000 - -/* ROM Spaces */ -#include "../board/bmw/bmw.h" - -/* BAT configuration */ -#define CONFIG_SYS_IBAT0L (CONFIG_SYS_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE) -#define CONFIG_SYS_IBAT0U (CONFIG_SYS_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP) - -#define CONFIG_SYS_IBAT1L (0x70000000 | BATL_PP_10 | BATL_CACHEINHIBIT) -#define CONFIG_SYS_IBAT1U (0x70000000 | BATU_BL_256M | BATU_VS | BATU_VP) - -#define CONFIG_SYS_IBAT2L (0x80000000 | BATL_PP_10 | BATL_CACHEINHIBIT) -#define CONFIG_SYS_IBAT2U (0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP) - -#define CONFIG_SYS_IBAT3L (0xF0000000 | BATL_PP_10 | BATL_CACHEINHIBIT) -#define CONFIG_SYS_IBAT3U (0xF0000000 | BATU_BL_256M | BATU_VS | BATU_VP) - -#define CONFIG_SYS_DBAT0L CONFIG_SYS_IBAT0L -#define CONFIG_SYS_DBAT0U CONFIG_SYS_IBAT0U -#define CONFIG_SYS_DBAT1L CONFIG_SYS_IBAT1L -#define CONFIG_SYS_DBAT1U CONFIG_SYS_IBAT1U -#define CONFIG_SYS_DBAT2L CONFIG_SYS_IBAT2L -#define CONFIG_SYS_DBAT2U CONFIG_SYS_IBAT2U -#define CONFIG_SYS_DBAT3L CONFIG_SYS_IBAT3L -#define CONFIG_SYS_DBAT3U CONFIG_SYS_IBAT3U - -/* - * For booting Linux, the board info and command line data - * have to be in the first 8 MB of memory, since this is - * the maximum mapped by the Linux kernel during initialization. - */ -#define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ - -/* - * FLASH organization - */ -#define CONFIG_SYS_MAX_FLASH_BANKS 0 /* Max number of flash banks */ -#define CONFIG_SYS_MAX_FLASH_SECT 64 /* Max number of sectors per flash */ - -#define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ -#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ - -/* - * Warining: environment is not EMBEDDED in the U-Boot code. - * It's stored in flash separately. - */ -#define CONFIG_ENV_IS_IN_NVRAM 1 -#define CONFIG_ENV_OVERWRITE 1 -#define CONFIG_SYS_NVRAM_ACCESS_ROUTINE 1 -#define CONFIG_ENV_ADDR 0x7c004000 /* right at the start of NVRAM */ -#define CONFIG_ENV_SIZE 0x1ff0 /* Size of the Environment - 8K */ -#define CONFIG_ENV_OFFSET 0 /* starting right at the beginning */ - -/* - * Cache Configuration - */ -#define CONFIG_SYS_CACHELINE_SIZE 32 -#if defined(CONFIG_CMD_KGDB) -# define CONFIG_SYS_CACHELINE_SHIFT 5 /* log base 2 of the above value */ -#endif - -#endif /* __CONFIG_H */ |