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-rw-r--r--board/barco/Makefile44
-rw-r--r--board/barco/README11
-rw-r--r--board/barco/barco.c344
-rw-r--r--board/barco/barco_svc.h68
-rw-r--r--board/barco/early_init.S153
-rw-r--r--board/barco/flash.c611
-rw-r--r--board/barco/speed.h78
7 files changed, 0 insertions, 1309 deletions
diff --git a/board/barco/Makefile b/board/barco/Makefile
deleted file mode 100644
index befc92a..0000000
--- a/board/barco/Makefile
+++ /dev/null
@@ -1,44 +0,0 @@
-#
-# (C) Copyright 2000-2006
-# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
-#
-# See file CREDITS for list of people who contributed to this
-# project.
-#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License as
-# published by the Free Software Foundation; either version 2 of
-# the License, or (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
-# MA 02111-1307 USA
-#
-
-include $(TOPDIR)/config.mk
-
-LIB = $(obj)lib$(BOARD).o
-
-COBJS = $(BOARD).o flash.o
-
-SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
-OBJS := $(addprefix $(obj),$(COBJS))
-SOBJS := $(addprefix $(obj),$(SOBJS))
-
-$(LIB): $(obj).depend $(OBJS)
- $(call cmd_link_o_target, $(OBJS))
-
-#########################################################################
-
-# defines $(obj).depend target
-include $(SRCTREE)/rules.mk
-
-sinclude $(obj).depend
-
-#########################################################################
diff --git a/board/barco/README b/board/barco/README
deleted file mode 100644
index d255a3d..0000000
--- a/board/barco/README
+++ /dev/null
@@ -1,11 +0,0 @@
-This port of U-Boot is tuned to run on a range of Barco Control Rooms
-Streaming Video Solutions, including:
-
- - Streaming Video Card (SVC)
- - Sample Compress Network (SCN)
-
-For more information, see http://www.barcocontrolrooms.com/
-
-Code and configuration are originally based on the Sandpoint board
-
-Marc Leeman <marc.leeman@barco.com>
diff --git a/board/barco/barco.c b/board/barco/barco.c
deleted file mode 100644
index 263a288..0000000
--- a/board/barco/barco.c
+++ /dev/null
@@ -1,344 +0,0 @@
-/********************************************************************
- *
- * Unless otherwise specified, Copyright (C) 2004-2005 Barco Control Rooms
- *
- * $Source: /home/services/cvs/firmware/ppc/u-boot-1.1.2/board/barco/barco.c,v $
- * $Revision: 1.4 $
- * $Author: mleeman $
- * $Date: 2005/03/02 16:40:20 $
- *
- * Last ChangeLog Entry
- * $Log: barco.c,v $
- * Revision 1.4 2005/03/02 16:40:20 mleeman
- * remove empty labels (3.4 complains)
- *
- * Revision 1.3 2005/02/21 12:48:58 mleeman
- * update of copyright years (feedback wd)
- *
- * Revision 1.2 2005/02/21 10:10:53 mleeman
- * - split up switch statement to a function call (Linux kernel coding guidelines)
- * ( feedback wd)
- *
- * Revision 1.1 2005/02/14 09:31:07 mleeman
- * renaming of files
- *
- * Revision 1.1 2005/02/14 09:23:46 mleeman
- * - moved 'barcohydra' directory to a more generic barco; since we will be
- * supporting and adding multiple boards
- *
- * Revision 1.3 2005/02/10 13:57:32 mleeman
- * fixed flash corruption: I should exit from the moment I find the correct value
- *
- * Revision 1.2 2005/02/09 12:56:23 mleeman
- * add generic header to track changes in sources
- *
- *
- *******************************************************************/
-
-/*
- * (C) Copyright 2004
- * Marc Leeman <marc.leeman@barco.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <mpc824x.h>
-#include <pci.h>
-#include <malloc.h>
-#include <command.h>
-
-#include "config.h"
-#include "barco_svc.h"
-
-#define TRY_WORKING (3)
-#define BOOT_DEFAULT (2)
-#define BOOT_WORKING (1)
-
-int checkboard (void)
-{
- /*TODO: Check processor type */
-
- puts ( "Board: Streaming Video Card for Hydra systems "
-#ifdef CONFIG_MPC8240
- "8240"
-#endif
-#ifdef CONFIG_MPC8245
- "8245"
-#endif
- " Unity ##Test not implemented yet##\n");
- return 0;
-}
-
-phys_size_t initdram (int board_type)
-{
- long size;
- long new_bank0_end;
- long mear1;
- long emear1;
-
- size = get_ram_size (CONFIG_SYS_SDRAM_BASE, CONFIG_SYS_MAX_RAM_SIZE);
-
- new_bank0_end = size - 1;
- mear1 = mpc824x_mpc107_getreg (MEAR1);
- emear1 = mpc824x_mpc107_getreg (EMEAR1);
- mear1 = (mear1 & 0xFFFFFF00) |
- ((new_bank0_end & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT);
- emear1 = (emear1 & 0xFFFFFF00) |
- ((new_bank0_end & MICR_ADDR_MASK) >> MICR_EADDR_SHIFT);
- mpc824x_mpc107_setreg (MEAR1, mear1);
- mpc824x_mpc107_setreg (EMEAR1, emear1);
-
- return (size);
-}
-
-/*
- * Initialize PCI Devices, report devices found.
- */
-#ifndef CONFIG_PCI_PNP
-static struct pci_config_table pci_barcohydra_config_table[] = {
- { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, 0x0f, PCI_ANY_ID,
- pci_cfgfunc_config_device, { PCI_ENET0_IOADDR,
- PCI_ENET0_MEMADDR,
- PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER } },
- { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, 0x10, PCI_ANY_ID,
- pci_cfgfunc_config_device, { PCI_ENET1_IOADDR,
- PCI_ENET1_MEMADDR,
- PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER } },
- { }
-};
-#endif
-
-struct pci_controller hose = {
-#ifndef CONFIG_PCI_PNP
- config_table: pci_barcohydra_config_table,
-#endif
-};
-
-void pci_init_board (void)
-{
- pci_mpc824x_init (&hose);
-}
-
-int write_flash (char *addr, char value)
-{
- char *adr = (char *)0xFF800000;
- int cnt = 0;
- char status,oldstatus;
-
- *(adr+0x55) = 0xAA; udelay (1);
- *(adr+0xAA) = 0x55; udelay (1);
- *(adr+0x55) = 0xA0; udelay (1);
- *addr = value;
-
- status = *addr;
- do {
- oldstatus = status;
- status = *addr;
-
- if ((oldstatus & 0x40) == (status & 0x40)) {
- return 4;
- }
- cnt++;
- if (cnt > 10000) {
- return 2;
- }
- } while ( (status & 0x20) == 0 );
-
- oldstatus = *addr;
- status = *addr;
-
- if ((oldstatus & 0x40) == (status & 0x40)) {
- return 0;
- } else {
- *(adr+0x55) = 0xF0;
- return 1;
- }
-}
-
-unsigned update_flash (unsigned char *buf)
-{
- switch ((*buf) & 0x3) {
- case TRY_WORKING:
- printf ("found 3 and converted it to 2\n");
- write_flash ((char *)buf, (*buf) & 0xFE);
- *((unsigned char *)0xFF800000) = 0xF0;
- udelay (100);
- printf ("buf [%#010x] %#010x\n", (unsigned)buf, (*buf));
- /* XXX - fall through??? */
- case BOOT_WORKING :
- return BOOT_WORKING;
- }
- return BOOT_DEFAULT;
-}
-
-unsigned scan_flash (void)
-{
- char section[] = "kernel";
- int cfgFileLen = (CONFIG_SYS_FLASH_ERASE_SECTOR_LENGTH >> 1);
- int sectionPtr = 0;
- int foundItem = 0; /* 0: None, 1: section found, 2: "=" found */
- int bufPtr;
- unsigned char *buf;
-
- buf = (unsigned char*)(CONFIG_SYS_FLASH_RANGE_BASE + CONFIG_SYS_FLASH_RANGE_SIZE \
- - CONFIG_SYS_FLASH_ERASE_SECTOR_LENGTH);
- for (bufPtr = 0; bufPtr < cfgFileLen; ++bufPtr) {
- if ((buf[bufPtr]==0xFF) && (*(int*)(buf+bufPtr)==0xFFFFFFFF)) {
- return BOOT_DEFAULT;
- }
- /* This is the scanning loop, we try to find a particular
- * quoted value
- */
- switch (foundItem) {
- case 0:
- if ((section[sectionPtr] == 0)) {
- ++foundItem;
- } else if (buf[bufPtr] == section[sectionPtr]) {
- ++sectionPtr;
- } else {
- sectionPtr = 0;
- }
- break;
- case 1:
- ++foundItem;
- break;
- case 2:
- ++foundItem;
- break;
- case 3:
- default:
- return update_flash (&buf[bufPtr - 1]);
- }
- }
-
- printf ("Failed to read %s\n",section);
- return BOOT_DEFAULT;
-}
-
-TSBootInfo* find_boot_info (void)
-{
- unsigned bootimage = scan_flash ();
- TSBootInfo* info = (TSBootInfo*)malloc (sizeof(TSBootInfo));
-
- switch (bootimage) {
- case TRY_WORKING:
- info->address = CONFIG_SYS_WORKING_KERNEL_ADDRESS;
- break;
- case BOOT_WORKING :
- info->address = CONFIG_SYS_WORKING_KERNEL_ADDRESS;
- break;
- case BOOT_DEFAULT:
- default:
- info->address= CONFIG_SYS_DEFAULT_KERNEL_ADDRESS;
-
- }
- info->size = *((unsigned int *)(info->address ));
-
- return info;
-}
-
-void barcobcd_boot (void)
-{
- TSBootInfo* start;
- char *bootm_args[2];
- char *buf;
- int cnt;
- extern int do_bootm (cmd_tbl_t *, int, int, char *[]);
-
- buf = (char *)(0x00800000);
- /* make certain there are enough chars to print the command line here!
- */
- bootm_args[0] = (char *)malloc (16*sizeof(char));
- bootm_args[1] = (char *)malloc (16*sizeof(char));
-
- start = find_boot_info ();
-
- printf ("Booting kernel at address %#10x with size %#10x\n",
- start->address, start->size);
-
- /* give length of the kernel image to bootm */
- sprintf (bootm_args[0],"%x",start->size);
- /* give address of the kernel image to bootm */
- sprintf (bootm_args[1],"%x",(unsigned)buf);
-
- printf ("flash address: %#10x\n",start->address+8);
- printf ("buf address: %#10x\n",(unsigned)buf);
-
- /* aha, we reserve 8 bytes here... */
- for (cnt = 0; cnt < start->size ; cnt++) {
- buf[cnt] = ((char *)start->address)[cnt+8];
- }
-
- /* initialise RAM memory */
- *((unsigned int *)0xFEC00000) = 0x00141A98;
- do_bootm (NULL,0,2,bootm_args);
-}
-
-int barcobcd_boot_image (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
-{
- barcobcd_boot ();
-
- return 0;
-}
-
-/* Currently, boot_working and boot_default are the same command. This is
- * left in here to see what we'll do in the future */
-
-U_BOOT_CMD (
- try_working, 1, 1, barcobcd_boot_image,
- "check flash value and boot the appropriate image",
- ""
- );
-
-U_BOOT_CMD (
- boot_working, 1, 1, barcobcd_boot_image,
- "check flash value and boot the appropriate image",
- ""
- );
-
-U_BOOT_CMD (
- boot_default, 1, 1, barcobcd_boot_image,
- "check flash value and boot the appropriate image",
- ""
- );
-/*
- * We are not using serial communication, so just provide empty functions
- */
-int serial_init (void)
-{
- return 0;
-}
-void serial_setbrg (void)
-{
- return;
-}
-void serial_putc (const char c)
-{
- return;
-}
-void serial_puts (const char *c)
-{
- return;
-}
-int serial_getc (void)
-{
- return 0;
-}
-int serial_tstc (void)
-{
- return 0;
-}
diff --git a/board/barco/barco_svc.h b/board/barco/barco_svc.h
deleted file mode 100644
index e103260..0000000
--- a/board/barco/barco_svc.h
+++ /dev/null
@@ -1,68 +0,0 @@
-/********************************************************************
- *
- * Unless otherwise specified, Copyright (C) 2004-2005 Barco Control Rooms
- *
- * $Source: /home/services/cvs/firmware/ppc/u-boot-1.1.2/board/barco/barco_svc.h,v $
- * $Revision: 1.2 $
- * $Author: mleeman $
- * $Date: 2005/02/21 12:48:58 $
- *
- * Last ChangeLog Entry
- * $Log: barco_svc.h,v $
- * Revision 1.2 2005/02/21 12:48:58 mleeman
- * update of copyright years (feedback wd)
- *
- * Revision 1.1 2005/02/14 09:31:07 mleeman
- * renaming of files
- *
- * Revision 1.1 2005/02/14 09:23:46 mleeman
- * - moved 'barcohydra' directory to a more generic barco; since we will be
- * supporting and adding multiple boards
- *
- * Revision 1.1 2005/02/08 15:40:19 mleeman
- * modified and added platform files
- *
- * Revision 1.2 2005/01/25 08:05:04 mleeman
- * more cleanup of the code
- *
- * Revision 1.1 2004/07/20 08:49:55 mleeman
- * Working version of the default and nfs kernel booting.
- *
- *
- *******************************************************************/
-
-#ifndef _LOCAL_BARCOHYDRA_H_
-#define _LOCAL_BARCOHYDRA_H_
-
-#include <flash.h>
-#include <asm/io.h>
-
-/* Defines for the barcohydra board */
-#ifndef CONFIG_SYS_FLASH_ERASE_SECTOR_LENGTH
-#define CONFIG_SYS_FLASH_ERASE_SECTOR_LENGTH (0x10000)
-#endif
-
-#ifndef CONFIG_SYS_DEFAULT_KERNEL_ADDRESS
-#define CONFIG_SYS_DEFAULT_KERNEL_ADDRESS (CONFIG_SYS_FLASH_BASE + 0x30000)
-#endif
-
-#ifndef CONFIG_SYS_WORKING_KERNEL_ADDRESS
-#define CONFIG_SYS_WORKING_KERNEL_ADDRESS (0xFFE00000)
-#endif
-
-
-typedef struct SBootInfo {
- unsigned int address;
- unsigned int size;
- unsigned char state;
-}TSBootInfo;
-
-/* barcohydra.c */
-int checkboard(void);
-phys_size_t initdram(int board_type);
-void pci_init_board(void);
-void check_flash(void);
-int write_flash(char *addr, char value);
-TSBootInfo* find_boot_info(void);
-void final_boot(void);
-#endif
diff --git a/board/barco/early_init.S b/board/barco/early_init.S
deleted file mode 100644
index 61b4b55..0000000
--- a/board/barco/early_init.S
+++ /dev/null
@@ -1,153 +0,0 @@
-/*
- * (C) Copyright 2001
- * Thomas Koeller, tkoeller@gmx.net
- *
- * 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 __ASSEMBLY__
-#define __ASSEMBLY__ 1
-#endif
-
-#include <asm-offsets.h>
-#include <config.h>
-#include <asm/processor.h>
-#include <mpc824x.h>
-#include <ppc_asm.tmpl>
-
-#if defined(USE_DINK32)
- /* We are running from RAM, so do not clear the MCCR1_MEMGO bit! */
- #define MCCR1VAL ((CONFIG_SYS_ROMNAL << MCCR1_ROMNAL_SHIFT) | (CONFIG_SYS_ROMFAL << MCCR1_ROMFAL_SHIFT) | MCCR1_MEMGO)
-#else
- #define MCCR1VAL (CONFIG_SYS_ROMNAL << MCCR1_ROMNAL_SHIFT) | (CONFIG_SYS_ROMFAL << MCCR1_ROMFAL_SHIFT)
-#endif
-
- .text
-
- /* Values to program into memory controller registers */
-tbl: .long MCCR1, MCCR1VAL
- .long MCCR2, CONFIG_SYS_REFINT << MCCR2_REFINT_SHIFT
- .long MCCR3
- .long (((CONFIG_SYS_BSTOPRE & 0x000000f0) >> 4) << MCCR3_BSTOPRE2TO5_SHIFT) | \
- (CONFIG_SYS_REFREC << MCCR3_REFREC_SHIFT) | \
- (CONFIG_SYS_RDLAT << MCCR3_RDLAT_SHIFT)
- .long MCCR4
- .long (CONFIG_SYS_PRETOACT << MCCR4_PRETOACT_SHIFT) | (CONFIG_SYS_ACTTOPRE << MCCR4_ACTTOPRE_SHIFT) | \
- (CONFIG_SYS_REGISTERD_TYPE_BUFFER << 20) | \
- (((CONFIG_SYS_BSTOPRE & 0x00000300) >> 8) << MCCR4_BSTOPRE0TO1_SHIFT ) | \
- ((CONFIG_SYS_SDMODE_CAS_LAT << 4) | (CONFIG_SYS_SDMODE_WRAP << 3) | \
- (CONFIG_SYS_SDMODE_BURSTLEN) << MCCR4_SDMODE_SHIFT) | \
- (CONFIG_SYS_ACTTORW << MCCR4_ACTTORW_SHIFT) | \
- ((CONFIG_SYS_BSTOPRE & 0x0000000f) << MCCR4_BSTOPRE6TO9_SHIFT )
- .long MSAR1
- .long (((CONFIG_SYS_BANK0_START & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) << 0) | \
- (((CONFIG_SYS_BANK1_START & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) << 8) | \
- (((CONFIG_SYS_BANK2_START & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) << 16) | \
- (((CONFIG_SYS_BANK3_START & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) << 24)
- .long EMSAR1
- .long (((CONFIG_SYS_BANK0_START & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) << 0) | \
- (((CONFIG_SYS_BANK1_START & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) << 8) | \
- (((CONFIG_SYS_BANK2_START & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) << 16) | \
- (((CONFIG_SYS_BANK3_START & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) << 24)
- .long MSAR2
- .long (((CONFIG_SYS_BANK4_START & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) << 0) | \
- (((CONFIG_SYS_BANK5_START & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) << 8) | \
- (((CONFIG_SYS_BANK6_START & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) << 16) | \
- (((CONFIG_SYS_BANK7_START & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) << 24)
- .long EMSAR2
- .long (((CONFIG_SYS_BANK4_START & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) << 0) | \
- (((CONFIG_SYS_BANK5_START & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) << 8) | \
- (((CONFIG_SYS_BANK6_START & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) << 16) | \
- (((CONFIG_SYS_BANK7_START & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) << 24)
- .long MEAR1
- .long (((CONFIG_SYS_BANK0_END & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) << 0) | \
- (((CONFIG_SYS_BANK1_END & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) << 8) | \
- (((CONFIG_SYS_BANK2_END & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) << 16) | \
- (((CONFIG_SYS_BANK3_END & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) << 24)
- .long EMEAR1
- .long (((CONFIG_SYS_BANK0_END & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) << 0) | \
- (((CONFIG_SYS_BANK1_END & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) << 8) | \
- (((CONFIG_SYS_BANK2_END & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) << 16) | \
- (((CONFIG_SYS_BANK3_END & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) << 24)
- .long MEAR2
- .long (((CONFIG_SYS_BANK4_END & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) << 0) | \
- (((CONFIG_SYS_BANK5_END & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) << 8) | \
- (((CONFIG_SYS_BANK6_END & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) << 16) | \
- (((CONFIG_SYS_BANK7_END & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) << 24)
- .long EMEAR2
- .long (((CONFIG_SYS_BANK4_END & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) << 0) | \
- (((CONFIG_SYS_BANK5_END & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) << 8) | \
- (((CONFIG_SYS_BANK6_END & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) << 16) | \
- (((CONFIG_SYS_BANK7_END & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) << 24)
- .long 0
-
-
- /*
- * Early CPU initialization. Set up memory controller, so we can access any RAM at all. This
- * must be done in assembly, since we have no stack at this point.
- */
- .global early_init_f
-early_init_f:
- mflr r10
-
- /* basic memory controller configuration */
- lis r3, CONFIG_ADDR_HIGH
- lis r4, CONFIG_DATA_HIGH
- bl lab
-lab: mflr r5
- lwzu r0, tbl - lab(r5)
-loop: lwz r1, 4(r5)
- stwbrx r0, 0, r3
- eieio
- stwbrx r1, 0, r4
- eieio
- lwzu r0, 8(r5)
- cmpli cr0, 0, r0, 0
- bne cr0, loop
-
- /* set bank enable bits */
- lis r0, MBER@h
- ori r0, 0, MBER@l
- li r1, CONFIG_SYS_BANK_ENABLE
- stwbrx r0, 0, r3
- eieio
- stb r1, 0(r4)
- eieio
-
- /* delay loop */
- lis r0, 0x0003
- mtctr r0
-delay: bdnz delay
-
- /* enable memory controller */
- lis r0, MCCR1@h
- ori r0, 0, MCCR1@l
- stwbrx r0, 0, r3
- eieio
- lwbrx r0, 0, r4
- oris r0, 0, MCCR1_MEMGO@h
- stwbrx r0, 0, r4
- eieio
-
- /* set up stack pointer */
- lis r1, CONFIG_SYS_INIT_SP_OFFSET@h
- ori r1, r1, CONFIG_SYS_INIT_SP_OFFSET@l
-
- mtlr r10
- blr
diff --git a/board/barco/flash.c b/board/barco/flash.c
deleted file mode 100644
index c9efb15..0000000
--- a/board/barco/flash.c
+++ /dev/null
@@ -1,611 +0,0 @@
-/********************************************************************
- *
- * Unless otherwise specified, Copyright (C) 2004-2005 Barco Control Rooms
- *
- * $Source: /home/services/cvs/firmware/ppc/u-boot-1.1.2/board/barco/flash.c,v $
- * $Revision: 1.3 $
- * $Author: mleeman $
- * $Date: 2005/02/21 12:48:58 $
- *
- * Last ChangeLog Entry
- * $Log: flash.c,v $
- * Revision 1.3 2005/02/21 12:48:58 mleeman
- * update of copyright years (feedback wd)
- *
- * Revision 1.2 2005/02/21 11:04:04 mleeman
- * remove dead code and Coding style (feedback wd)
- *
- * Revision 1.1 2005/02/14 09:23:46 mleeman
- * - moved 'barcohydra' directory to a more generic barco; since we will be
- * supporting and adding multiple boards
- *
- * Revision 1.2 2005/02/09 12:56:23 mleeman
- * add generic header to track changes in sources
- *
- *
- *******************************************************************/
-
-/*
- * (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 <flash.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);
-
-/*flash command address offsets*/
-
-#define ADDR0 (0xAAA)
-#define ADDR1 (0x555)
-#define ADDR3 (0x001)
-
-#define FLASH_WORD_SIZE unsigned char
-
-/*-----------------------------------------------------------------------
- */
-
-static unsigned long flash_id(unsigned char mfct, unsigned char chip) __attribute__ ((const));
-
-typedef struct{
- FLASH_WORD_SIZE extval;
- unsigned short intval;
-} map_entry;
-
-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},
- {AMD_ID_F033C, FLASH_AM033},
- {AMD_ID_F065D, FLASH_AM065},
- {ATM_ID_LV040, FLASH_AT040},
- {(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;
- }
-
- /* Enable writes to Hydra/Argus flash */
- {
- register unsigned int temp;
- CONFIG_READ_WORD(PICR1,temp);
- temp |= PICR1_FLASH_WR_EN;
- CONFIG_WRITE_WORD(PICR1,temp);
- }
-
- 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;
-
- /* write autoselect sequence */
- flash[0x5555] = 0xaa;
- flash[0x2aaa] = 0x55;
- flash[0x5555] = 0x90;
- __asm__ __volatile__("sync");
-
- pflinfo->flash_id = flash_id(flash[0x0], flash[0x1]);
-
- switch(pflinfo->flash_id & FLASH_TYPEMASK){
- case FLASH_AM033:
- pflinfo->size = 0x00200000;
- pflinfo->sector_count = 64;
- for(j = 0; j < 64; j++){
- pflinfo->start[j] = base_address + 0x00010000 * j;
- pflinfo->protect[j] = flash[(j << 16) | 0x2];
- }
- break;
- case FLASH_AM065:
- pflinfo->size = 0x00800000;
- pflinfo->sector_count =128;
- for(j = 0; j < 128; j++){
- pflinfo->start[j] = base_address + 0x00010000 * j;
- pflinfo->protect[j] = flash[(j << 16) | 0x2];
- }
- break;
- case FLASH_AT040:
- pflinfo->size = 0x00080000;
- pflinfo->sector_count = 2;
- pflinfo->start[0] = base_address ;
- pflinfo->start[1] = base_address + 0x00004000;
- pflinfo->protect[0] = ((flash[0x02] & 0X01)==0) ? 0X02 : 0X01;
- pflinfo->protect[1] = 0X02;
- break;
- 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;
- }
- 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;
-}
-
-/*-----------------------------------------------------------------------
- */
-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_ATM:
- mfct = "Atmel";
- break;
- 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_AT040:
- type = "AT49LV040 (512K * 8, uniform sector size)";
- break;
- case FLASH_AM033:
- type = "AM29F033C (4 Mbit * 8, uniform sector size)";
- break;
- case FLASH_AM040:
- type = "AM29F040B (512K * 8, uniform sector size)";
- break;
- case FLASH_AM065:
- type = "AM29F0465D ( 8 MBit * 8, uniform sector size) or part of AM29F652D( 16 MB)";
- 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;
-}
-
-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/barco/speed.h b/board/barco/speed.h
deleted file mode 100644
index e883dfb..0000000
--- a/board/barco/speed.h
+++ /dev/null
@@ -1,78 +0,0 @@
-/********************************************************************
- *
- * Unless otherwise specified, Copyright (C) 2004-2005 Barco Control Rooms
- *
- * $Source: /home/services/cvs/firmware/ppc/u-boot-1.1.2/board/barco/speed.h,v $
- * $Revision: 1.2 $
- * $Author: mleeman $
- * $Date: 2005/02/21 12:48:58 $
- *
- * Last ChangeLog Entry
- * $Log: speed.h,v $
- * Revision 1.2 2005/02/21 12:48:58 mleeman
- * update of copyright years (feedback wd)
- *
- * Revision 1.1 2005/02/14 09:23:46 mleeman
- * - moved 'barcohydra' directory to a more generic barco; since we will be
- * supporting and adding multiple boards
- *
- * Revision 1.2 2005/02/09 12:56:23 mleeman
- * add generic header to track changes in sources
- *
- *
- *******************************************************************/
-
-/*
- * (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
- */
-
-/*-----------------------------------------------------------------------
- * Timer value for timer 2, ICLK = 10
- *
- * SPEED_FCOUNT2 = GCLK / (16 * (TIMER_TMR_PS + 1))
- * SPEED_TMR3_PS = (GCLK / (16 * SPEED_FCOUNT3)) - 1
- *
- * SPEED_FCOUNT2 timer 2 counting frequency
- * GCLK CPU clock
- * SPEED_TMR2_PS prescaler
- */
-#define SPEED_TMR2_PS (250 - 1) /* divide by 250 */
-
-/*-----------------------------------------------------------------------
- * Timer value for PIT
- *
- * PIT_TIME = SPEED_PITC / PITRTCLK
- * PITRTCLK = 8192
- */
-#define SPEED_PITC (82 << 16) /* start counting from 82 */
-
-/*
- * The new value for PTA is calculated from
- *
- * PTA = (gclk * Trefresh) / (2 ^ (2 * DFBRG) * PTP * NCS)
- *
- * gclk CPU clock (not bus clock !)
- * Trefresh Refresh cycle * 4 (four word bursts used)
- * DFBRG For normal mode (no clock reduction) always 0
- * PTP Prescaler (already adjusted for no. of banks and 4K / 8K refresh)
- * NCS Number of SDRAM banks (chip selects) on this UPM.
- */
generated by cgit v1.1 at 2024-11-22 13:18:55 +0000