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integrator: merge integratorap and integratorcp

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Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Peter Pearse <peter.pearse@arm.com>
This commit is contained in:
Jean-Christophe PLAGNIOL-VILLARD 2009-05-17 00:58:37 +02:00
parent 46937b2742
commit 576afd4fae
16 changed files with 288 additions and 821 deletions
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4
Makefile
View File

@ -2809,7 +2809,7 @@ ap720t_config \
ap920t_config \
ap926ejs_config \
ap946es_config: unconfig
@board/armltd/integratorap/split_by_variant.sh $@
@board/armltd/integrator/split_by_variant.sh ap $@
integratorcp_config \
cp_config \
@ -2821,7 +2821,7 @@ cp966_config \
cp922_config \
cp922_XA10_config \
cp1026_config: unconfig
@board/armltd/integratorcp/split_by_variant.sh $@
@board/armltd/integrator/split_by_variant.sh cp $@
davinci_dvevm_config : unconfig
@$(MKCONFIG) $(@:_config=) arm arm926ejs dvevm davinci davinci

2
board/armltd/.gitignore vendored
View File

@ -1,2 +0,0 @@
/integratorap/u-boot.lds
/integratorcp/u-boot.lds

2
board/armltd/integratorap/Makefile → board/armltd/integrator/Makefile
View File

@ -31,7 +31,7 @@ LIB = $(obj)lib$(BOARD).a
SOBJS-y := lowlevel_init.o
COBJS-y := integratorap.o
COBJS-y := integrator.o
COBJS-$(CONFIG_PCI) += pci.o
COBJS-y += timer.o

0
board/armltd/integratorap/config.mk → board/armltd/integrator/config.mk
View File

8
board/armltd/integratorap/integratorap.c → board/armltd/integrator/integrator.c
View File

@ -34,7 +34,9 @@
*/
#include <common.h>
#ifdef CONFIG_PCI
#include <netdev.h>
#endif
DECLARE_GLOBAL_DATA_PTR;
@ -56,7 +58,11 @@ void show_boot_progress(int progress)
int board_init (void)
{
/* arch number of Integrator Board */
#ifdef CONFIG_ARCH_CINTEGRATOR
gd->bd->bi_arch_number = MACH_TYPE_CINTEGRATOR;
#else
gd->bd->bi_arch_number = MACH_TYPE_INTEGRATOR;
#endif
/* adress of boot parameters */
gd->bd->bi_boot_params = 0x00000100;
@ -121,7 +127,9 @@ extern void dram_query(void);
return 0;
}
#ifdef CONFIG_PCI
int board_eth_init(bd_t *bis)
{
return pci_eth_init(bis);
}
#endif

0
board/armltd/integratorap/lowlevel_init.S → board/armltd/integrator/lowlevel_init.S
View File

0
board/armltd/integratorap/pci.c → board/armltd/integrator/pci.c
View File

235
board/armltd/integrator/split_by_variant.sh Executable file
View File

@ -0,0 +1,235 @@
#!/bin/sh
mkdir -p ${obj}include
mkdir -p ${obj}board/armltd/integrator
config_file=${obj}include/config.h
if [ "$1" = "ap" ]
then
# ---------------------------------------------------------
# Set the platform defines
# ---------------------------------------------------------
echo -n "/* Integrator configuration implied " > ${config_file}
echo " by Makefile target */" >> ${config_file}
echo -n "#define CONFIG_INTEGRATOR" >> ${config_file}
echo " /* Integrator board */" >> ${config_file}
echo -n "#define CONFIG_ARCH_INTEGRATOR" >> ${config_file}
echo " 1 /* Integrator/AP */" >> ${config_file}
# ---------------------------------------------------------
# Set the core module defines according to Core Module
# ---------------------------------------------------------
cpu="arm_intcm"
variant="unknown core module"
if [ "$2" = "" ]
then
echo "$0:: No parameters - using arm_intcm"
else
case "$2" in
ap7_config)
cpu="arm_intcm"
variant="unported core module CM7TDMI"
;;
ap966)
cpu="arm_intcm"
variant="unported core module CM966E-S"
;;
ap922_config)
cpu="arm_intcm"
variant="unported core module CM922T"
;;
integratorap_config | \
ap_config)
cpu="arm_intcm"
variant="unspecified core module"
;;
ap720t_config)
cpu="arm720t"
echo -n "#define CONFIG_CM720T" >> ${config_file}
echo " 1 /* CPU core is ARM720T */ " >> ${config_file}
variant="Core module CM720T"
;;
ap922_XA10_config)
cpu="arm_intcm"
variant="unported core module CM922T_XA10"
echo -n "#define CONFIG_CM922T_XA10" >> ${config_file}
echo " 1 /* CPU core is ARM922T_XA10 */" >> ${config_file}
;;
ap920t_config)
cpu="arm920t"
variant="Core module CM920T"
echo -n "#define CONFIG_CM920T" >> ${config_file}
echo " 1 /* CPU core is ARM920T */" >> ${config_file}
;;
ap926ejs_config)
cpu="arm926ejs"
variant="Core module CM926EJ-S"
echo -n "#define CONFIG_CM926EJ_S" >> ${config_file}
echo " 1 /* CPU core is ARM926EJ-S */ " >> ${config_file}
;;
ap946es_config)
cpu="arm946es"
variant="Core module CM946E-S"
echo -n "#define CONFIG_CM946E_S" >> ${config_file}
echo " 1 /* CPU core is ARM946E-S */ " >> ${config_file}
;;
*)
echo "$0:: Unknown core module"
variant="unknown core module"
cpu="arm_intcm"
;;
esac
fi
case "$cpu" in
arm_intcm)
echo "/* Core module undefined/not ported */" >> ${config_file}
echo "#define CONFIG_ARM_INTCM 1" >> ${config_file}
echo -n "#undef CONFIG_CM_MULTIPLE_SSRAM" >> ${config_file}
echo -n " /* CM may not have " >> ${config_file}
echo "multiple SSRAM mapping */" >> ${config_file}
echo -n "#undef CONFIG_CM_SPD_DETECT " >> ${config_file}
echo -n " /* CM may not support SPD " >> ${config_file}
echo "query */" >> ${config_file}
echo -n "#undef CONFIG_CM_REMAP " >> ${config_file}
echo -n " /* CM may not support " >> ${config_file}
echo "remapping */" >> ${config_file}
echo -n "#undef CONFIG_CM_INIT " >> ${config_file}
echo -n " /* CM may not have " >> ${config_file}
echo "initialization reg */" >> ${config_file}
echo -n "#undef CONFIG_CM_TCRAM " >> ${config_file}
echo " /* CM may not have TCRAM */" >> ${config_file}
echo -n " /* May not be processor " >> ${config_file}
echo "without cache support */" >> ${config_file}
echo "#define CONFIG_SYS_NO_ICACHE 1" >> ${config_file}
echo "#define CONFIG_SYS_NO_DCACHE 1" >> ${config_file}
;;
arm720t)
echo -n " /* May not be processor " >> ${config_file}
echo "without cache support */" >> ${config_file}
echo "#define CONFIG_SYS_NO_ICACHE 1" >> ${config_file}
echo "#define CONFIG_SYS_NO_DCACHE 1" >> ${config_file}
;;
esac
else
# ---------------------------------------------------------
# Set the platform defines
# ---------------------------------------------------------
echo -n "/* Integrator configuration implied " > ${config_file}
echo " by Makefile target */" >> ${config_file}
echo -n "#define CONFIG_INTEGRATOR" >> ${config_file}
echo " /* Integrator board */" >> ${config_file}
echo -n "#define CONFIG_ARCH_CINTEGRATOR" >> ${config_file}
echo " 1 /* Integrator/CP */" >> ${config_file}
cpu="arm_intcm"
variant="unknown core module"
if [ "$2" = "" ]
then
echo "$0:: No parameters - using arm_intcm"
else
case "$2" in
ap966)
cpu="arm_intcm"
variant="unported core module CM966E-S"
;;
ap922_config)
cpu="arm_intcm"
variant="unported core module CM922T"
;;
integratorcp_config | \
cp_config)
cpu="arm_intcm"
variant="unspecified core module"
;;
cp922_XA10_config)
cpu="arm_intcm"
variant="unported core module CM922T_XA10"
echo -n "#define CONFIG_CM922T_XA10" >> ${config_file}
echo " 1 /* CPU core is ARM922T_XA10 */" >> ${config_file}
;;
cp920t_config)
cpu="arm920t"
variant="Core module CM920T"
echo -n "#define CONFIG_CM920T" >> ${config_file}
echo " 1 /* CPU core is ARM920T */" >> ${config_file}
;;
cp926ejs_config)
cpu="arm926ejs"
variant="Core module CM926EJ-S"
echo -n "#define CONFIG_CM926EJ_S" >> ${config_file}
echo " 1 /* CPU core is ARM926EJ-S */ " >> ${config_file}
;;
cp946es_config)
cpu="arm946es"
variant="Core module CM946E-S"
echo -n "#define CONFIG_CM946E_S" >> ${config_file}
echo " 1 /* CPU core is ARM946E-S */ " >> ${config_file}
;;
cp1136_config)
cpu="arm1136"
variant="Core module CM1136EJF-S"
echo -n "#define CONFIG_CM1136EJF_S" >> ${config_file}
echo " 1 /* CPU core is ARM1136JF-S */ " >> ${config_file}
;;
*)
echo "$0:: Unknown core module"
variant="unknown core module"
cpu="arm_intcm"
;;
esac
fi
if [ "$cpu" = "arm_intcm" ]
then
echo "/* Core module undefined/not ported */" >> ${config_file}
echo "#define CONFIG_ARM_INTCM 1" >> ${config_file}
echo -n "#undef CONFIG_CM_MULTIPLE_SSRAM" >> ${config_file}
echo -n " /* CM may not have " >> ${config_file}
echo "multiple SSRAM mapping */" >> ${config_file}
echo -n "#undef CONFIG_CM_SPD_DETECT " >> ${config_file}
echo -n " /* CM may not support SPD " >> ${config_file}
echo "query */" >> ${config_file}
echo -n "#undef CONFIG_CM_REMAP " >> ${config_file}
echo -n " /* CM may not support " >> ${config_file}
echo "remapping */" >> ${config_file}
echo -n "#undef CONFIG_CM_INIT " >> ${config_file}
echo -n " /* CM may not have " >> ${config_file}
echo "initialization reg */" >> ${config_file}
echo -n "#undef CONFIG_CM_TCRAM " >> ${config_file}
echo " /* CM may not have TCRAM */" >> ${config_file}
fi
fi # ap
# ---------------------------------------------------------
# Complete the configuration
# ---------------------------------------------------------
$MKCONFIG -a integrator$1 arm $cpu integrator armltd;
echo "Variant:: $variant with core $cpu"

60
board/armltd/integratorcp/timer.c → board/armltd/integrator/timer.c
View File

@ -36,6 +36,13 @@
#include <common.h>
#include <div64.h>
#ifdef CONFIG_ARCH_CINTEGRATOR
#define DIV_CLOCK_INIT 1
#define TIMER_LOAD_VAL 0xFFFFFFFFL
#else
#define DIV_CLOCK_INIT 256
#define TIMER_LOAD_VAL 0x0000FFFFL
#endif
/* The Integrator/CP timer1 is clocked at 1MHz
* can be divided by 16 or 256
* and can be set up as a 32-bit timer
@ -44,14 +51,14 @@
/* Keep total timer count to avoid losing decrements < div_timer */
static unsigned long long total_count = 0;
static unsigned long long lastdec; /* Timer reading at last call */
static unsigned long long div_clock = 1; /* Divisor applied to timer clock */
/* Divisor applied to timer clock */
static unsigned long long div_clock = DIV_CLOCK_INIT;
static unsigned long long div_timer = 1; /* Divisor to convert timer reading
* change to U-Boot ticks
*/
/* CONFIG_SYS_HZ = CONFIG_SYS_HZ_CLOCK/(div_clock * div_timer) */
static ulong timestamp; /* U-Boot ticks since startup */
static ulong timestamp; /* U-Boot ticks since startup */
#define TIMER_LOAD_VAL ((ulong)0xFFFFFFFF)
#define READ_TIMER (*(volatile ulong *)(CONFIG_SYS_TIMERBASE+4))
/* all function return values in U-Boot ticks i.e. (1/CONFIG_SYS_HZ) sec
@ -64,22 +71,35 @@ int timer_init (void)
{
/* Load timer with initial value */
*(volatile ulong *)(CONFIG_SYS_TIMERBASE + 0) = TIMER_LOAD_VAL;
#ifdef CONFIG_ARCH_CINTEGRATOR
/* Set timer to be
* enabled 1
* periodic 1
* no interrupts 0
* X 0
* divider 1 00 == less rounding error
* 32 bit 1
* wrapping 0
* enabled 1
* periodic 1
* no interrupts 0
* X 0
* divider 1 00 == less rounding error
* 32 bit 1
* wrapping 0
*/
*(volatile ulong *)(CONFIG_SYS_TIMERBASE + 8) = 0x000000C2;
#else
/* Set timer to be
* enabled 1
* free-running 0
* XX 00
* divider 256 10
* XX 00
*/
*(volatile ulong *)(CONFIG_SYS_TIMERBASE + 8) = 0x00000088;
#endif
/* init the timestamp */
total_count = 0ULL;
reset_timer_masked();
div_timer = (unsigned long long)(CONFIG_SYS_HZ_CLOCK / CONFIG_SYS_HZ);
div_timer /= div_clock;
div_timer = CONFIG_SYS_HZ_CLOCK;
do_div(div_timer, CONFIG_SYS_HZ);
do_div(div_timer, div_clock);
return (0);
}
@ -100,7 +120,7 @@ ulong get_timer (ulong base_ticks)
void set_timer (ulong ticks)
{
timestamp = ticks;
total_count = (unsigned long long)ticks * div_timer;
total_count = ticks * div_timer;
}
/* delay usec useconds */
@ -123,7 +143,7 @@ void udelay (unsigned long usec)
void reset_timer_masked (void)
{
/* capure current decrementer value */
lastdec = (unsigned long long)READ_TIMER;
lastdec = READ_TIMER;
/* start "advancing" time stamp from 0 */
timestamp = 0L;
}
@ -133,7 +153,7 @@ void reset_timer_masked (void)
ulong get_timer_masked (void)
{
/* get current count */
unsigned long long now = (unsigned long long)READ_TIMER;
unsigned long long now = READ_TIMER;
if(now > lastdec) {
/* Must have wrapped */
@ -141,7 +161,7 @@ ulong get_timer_masked (void)
} else {
total_count += lastdec - now;
}
lastdec = now;
lastdec = now;
/* Reuse "now" */
now = total_count;
@ -163,7 +183,7 @@ void udelay_masked (unsigned long usec)
*/
unsigned long long get_ticks(void)
{
return (unsigned long long)get_timer(0);
return get_timer(0);
}
/*
@ -172,5 +192,9 @@ unsigned long long get_ticks(void)
*/
ulong get_tbclk (void)
{
return (ulong)(((unsigned long long)CONFIG_SYS_HZ_CLOCK)/div_clock);
unsigned long long tmp = CONFIG_SYS_HZ_CLOCK;
do_div(tmp, div_clock);
return tmp;
}

127
board/armltd/integratorap/split_by_variant.sh
View File

@ -1,127 +0,0 @@
#!/bin/sh
# ---------------------------------------------------------
# Set the platform defines
# ---------------------------------------------------------
echo -n "/* Integrator configuration implied " > tmp.fil
echo " by Makefile target */" >> tmp.fil
echo -n "#define CONFIG_INTEGRATOR" >> tmp.fil
echo " /* Integrator board */" >> tmp.fil
echo -n "#define CONFIG_ARCH_INTEGRATOR" >> tmp.fil
echo " 1 /* Integrator/AP */" >> tmp.fil
# ---------------------------------------------------------
# Set the core module defines according to Core Module
# ---------------------------------------------------------
cpu="arm_intcm"
variant="unknown core module"
if [ "$1" = "" ]
then
echo "$0:: No parameters - using arm_intcm"
else
case "$1" in
ap7_config)
cpu="arm_intcm"
variant="unported core module CM7TDMI"
;;
ap966)
cpu="arm_intcm"
variant="unported core module CM966E-S"
;;
ap922_config)
cpu="arm_intcm"
variant="unported core module CM922T"
;;
integratorap_config | \
ap_config)
cpu="arm_intcm"
variant="unspecified core module"
;;
ap720t_config)
cpu="arm720t"
echo -n "#define CONFIG_CM720T" >> tmp.fil
echo " 1 /* CPU core is ARM720T */ " >> tmp.fil
variant="Core module CM720T"
;;
ap922_XA10_config)
cpu="arm_intcm"
variant="unported core module CM922T_XA10"
echo -n "#define CONFIG_CM922T_XA10" >> tmp.fil
echo " 1 /* CPU core is ARM922T_XA10 */" >> tmp.fil
;;
ap920t_config)
cpu="arm920t"
variant="Core module CM920T"
echo -n "#define CONFIG_CM920T" >> tmp.fil
echo " 1 /* CPU core is ARM920T */" >> tmp.fil
;;
ap926ejs_config)
cpu="arm926ejs"
variant="Core module CM926EJ-S"
echo -n "#define CONFIG_CM926EJ_S" >> tmp.fil
echo " 1 /* CPU core is ARM926EJ-S */ " >> tmp.fil
;;
ap946es_config)
cpu="arm946es"
variant="Core module CM946E-S"
echo -n "#define CONFIG_CM946E_S" >> tmp.fil
echo " 1 /* CPU core is ARM946E-S */ " >> tmp.fil
;;
*)
echo "$0:: Unknown core module"
variant="unknown core module"
cpu="arm_intcm"
;;
esac
fi
case "$cpu" in
arm_intcm)
echo "/* Core module undefined/not ported */" >> tmp.fil
echo "#define CONFIG_ARM_INTCM 1" >> tmp.fil
echo -n "#undef CONFIG_CM_MULTIPLE_SSRAM" >> tmp.fil
echo -n " /* CM may not have " >> tmp.fil
echo "multiple SSRAM mapping */" >> tmp.fil
echo -n "#undef CONFIG_CM_SPD_DETECT " >> tmp.fil
echo -n " /* CM may not support SPD " >> tmp.fil
echo "query */" >> tmp.fil
echo -n "#undef CONFIG_CM_REMAP " >> tmp.fil
echo -n " /* CM may not support " >> tmp.fil
echo "remapping */" >> tmp.fil
echo -n "#undef CONFIG_CM_INIT " >> tmp.fil
echo -n " /* CM may not have " >> tmp.fil
echo "initialization reg */" >> tmp.fil
echo -n "#undef CONFIG_CM_TCRAM " >> tmp.fil
echo " /* CM may not have TCRAM */" >> tmp.fil
echo -n " /* May not be processor " >> tmp.fil
echo "without cache support */" >> tmp.fil
echo "#define CONFIG_SYS_NO_ICACHE 1" >> tmp.fil
echo "#define CONFIG_SYS_NO_DCACHE 1" >> tmp.fil
;;
arm720t)
echo -n " /* May not be processor " >> tmp.fil
echo "without cache support */" >> tmp.fil
echo "#define CONFIG_SYS_NO_ICACHE 1" >> tmp.fil
echo "#define CONFIG_SYS_NO_DCACHE 1" >> tmp.fil
;;
esac
mkdir -p ${obj}include
mkdir -p ${obj}board/armltd/integratorap
mv tmp.fil ${obj}include/config.h
# ---------------------------------------------------------
# Complete the configuration
# ---------------------------------------------------------
$MKCONFIG -a integratorap arm $cpu integratorap armltd;
echo "Variant:: $variant with core $cpu"

171
board/armltd/integratorap/timer.c
View File

@ -1,171 +0,0 @@
/*
* (C) Copyright 2002
* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
* Marius Groeger <mgroeger@sysgo.de>
*
* (C) Copyright 2002
* David Mueller, ELSOFT AG, <d.mueller@elsoft.ch>
*
* (C) Copyright 2003
* Texas Instruments, <www.ti.com>
* Kshitij Gupta <Kshitij@ti.com>
*
* (C) Copyright 2004
* ARM Ltd.
* Philippe Robin, <philippe.robin@arm.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>
/* The Integrator/AP timer1 is clocked at 24MHz
* can be divided by 16 or 256
* and is a 16-bit counter
*/
/* U-Boot expects a 32 bit timer running at CONFIG_SYS_HZ*/
static ulong timestamp; /* U-Boot ticks since startup */
static ulong total_count = 0; /* Total timer count */
static ulong lastdec; /* Timer reading at last call */
static ulong div_clock = 256; /* Divisor applied to the timer clock */
static ulong div_timer = 1; /* Divisor to convert timer reading
* change to U-Boot ticks
*/
/* CONFIG_SYS_HZ = CONFIG_SYS_HZ_CLOCK/(div_clock * div_timer) */
#define TIMER_LOAD_VAL 0x0000FFFFL
#define READ_TIMER ((*(volatile ulong *)(CONFIG_SYS_TIMERBASE+4)) & 0x0000FFFFL)
/* all function return values in U-Boot ticks i.e. (1/CONFIG_SYS_HZ) sec
* - unless otherwise stated
*/
/* starts a counter
* - the Integrator/AP timer issues an interrupt
* each time it reaches zero
*/
int timer_init (void)
{
/* Load timer with initial value */
*(volatile ulong *)(CONFIG_SYS_TIMERBASE + 0) = TIMER_LOAD_VAL;
/* Set timer to be
* enabled 1
* free-running 0
* XX 00
* divider 256 10
* XX 00
*/
*(volatile ulong *)(CONFIG_SYS_TIMERBASE + 8) = 0x00000088;
total_count = 0;
/* init the timestamp and lastdec value */
reset_timer_masked();
div_timer = CONFIG_SYS_HZ_CLOCK / CONFIG_SYS_HZ;
div_timer /= div_clock;
return (0);
}
/*
* timer without interrupts
*/
void reset_timer (void)
{
reset_timer_masked ();
}
ulong get_timer (ulong base_ticks)
{
return get_timer_masked () - base_ticks;
}
void set_timer (ulong ticks)
{
timestamp = ticks;
total_count = ticks * div_timer;
reset_timer_masked();
}
/* delay x useconds */
void udelay (unsigned long usec)
{
ulong tmo, tmp;
/* Convert to U-Boot ticks */
tmo = usec * CONFIG_SYS_HZ;
tmo /= (1000000L);
tmp = get_timer_masked(); /* get current timestamp */
tmo += tmp; /* wake up timestamp */
while (get_timer_masked () < tmo) { /* loop till event */
/*NOP*/;
}
}
void reset_timer_masked (void)
{
/* reset time */
lastdec = READ_TIMER; /* capture current decrementer value */
timestamp = 0; /* start "advancing" time stamp from 0 */
}
/* converts the timer reading to U-Boot ticks */
/* the timestamp is the number of ticks since reset */
/* This routine does not detect wraps unless called regularly
ASSUMES a call at least every 16 seconds to detect every reload */
ulong get_timer_masked (void)
{
ulong now = READ_TIMER; /* current count */
if (now > lastdec) {
/* Must have wrapped */
total_count += lastdec + TIMER_LOAD_VAL + 1 - now;
} else {
total_count += lastdec - now;
}
lastdec = now;
timestamp = total_count/div_timer;
return timestamp;
}
/* waits specified delay value and resets timestamp */
void udelay_masked (unsigned long usec)
{
udelay(usec);
}
/*
* This function is derived from PowerPC code (read timebase as long long).
* On ARM it just returns the timer value.
*/
unsigned long long get_ticks(void)
{
return get_timer(0);
}
/*
* Return the timebase clock frequency
* i.e. how often the timer decrements
*/
ulong get_tbclk (void)
{
return CONFIG_SYS_HZ_CLOCK/div_clock;
}

53
board/armltd/integratorcp/Makefile
View File

@ -1,53 +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).a
SOBJS := lowlevel_init.o
COBJS := integratorcp.o
COBJS += timer.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
$(LIB): $(obj).depend $(OBJS) $(SOBJS)
$(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
clean:
rm -f $(SOBJS) $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak $(obj).depend
#########################################################################
# defines $(obj).depend target
include $(SRCTREE)/rules.mk
sinclude $(obj).depend
#########################################################################

5
board/armltd/integratorcp/config.mk
View File

@ -1,5 +0,0 @@
#
# image should be loaded at 0x01000000
#
TEXT_BASE = 0x01000000

118
board/armltd/integratorcp/integratorcp.c
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/*
* (C) Copyright 2002
* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
* Marius Groeger <mgroeger@sysgo.de>
*
* (C) Copyright 2002
* David Mueller, ELSOFT AG, <d.mueller@elsoft.ch>
*
* (C) Copyright 2003
* Texas Instruments, <www.ti.com>
* Kshitij Gupta <Kshitij@ti.com>
*
* (C) Copyright 2004
* ARM Ltd.
* Philippe Robin, <philippe.robin@arm.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>
DECLARE_GLOBAL_DATA_PTR;
void peripheral_power_enable (void);
#if defined(CONFIG_SHOW_BOOT_PROGRESS)
void show_boot_progress(int progress)
{
printf("Boot reached stage %d\n", progress);
}
#endif
#define COMP_MODE_ENABLE ((unsigned int)0x0000EAEF)
/*
* Miscellaneous platform dependent initialisations
*/
int board_init (void)
{
/* arch number of Integrator Board */
gd->bd->bi_arch_number = MACH_TYPE_CINTEGRATOR;
/* adress of boot parameters */
gd->bd->bi_boot_params = 0x00000100;
gd->flags = 0;
#ifdef CONFIG_CM_REMAP
extern void cm_remap(void);
cm_remap(); /* remaps writeable memory to 0x00000000 */
#endif
icache_enable ();
return 0;
}
int misc_init_r (void)
{
setenv("verify", "n");
return (0);
}
/******************************
Routine:
Description:
******************************/
int dram_init (void)
{
gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
#ifdef CONFIG_CM_SPD_DETECT
{
extern void dram_query(void);
unsigned long cm_reg_sdram;
unsigned long sdram_shift;
dram_query(); /* Assembler accesses to CM registers */
/* Queries the SPD values */
/* Obtain the SDRAM size from the CM SDRAM register */
cm_reg_sdram = *(volatile ulong *)(CM_BASE + OS_SDRAM);
/* Register SDRAM size
*
* 0xXXXXXXbbb000bb 16 MB
* 0xXXXXXXbbb001bb 32 MB
* 0xXXXXXXbbb010bb 64 MB
* 0xXXXXXXbbb011bb 128 MB
* 0xXXXXXXbbb100bb 256 MB
*
*/
sdram_shift = ((cm_reg_sdram & 0x0000001C)/4)%4;
gd->bd->bi_dram[0].size = 0x01000000 << sdram_shift;
}
#endif /* CM_SPD_DETECT */
return 0;
}

214
board/armltd/integratorcp/lowlevel_init.S
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/*
* Board specific setup info
*
* (C) Copyright 2003, ARM Ltd.
* Philippe Robin, <philippe.robin@arm.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 <config.h>
#include <version.h>
/* Reset using CM control register */
.global reset_cpu
reset_cpu:
mov r0, #CM_BASE
ldr r1,[r0,#OS_CTRL]
orr r1,r1,#CMMASK_RESET
str r1,[r0,#OS_CTRL]
reset_failed:
b reset_failed
/* Set up the platform, once the cpu has been initialized */
.globl lowlevel_init
lowlevel_init:
/* If U-Boot has been run after the ARM boot monitor
* then all the necessary actions have been done
* otherwise we are running from user flash mapped to 0x00000000
* --- DO NOT REMAP BEFORE THE CODE HAS BEEN RELOCATED --
* Changes to the (possibly soft) reset defaults of the processor
* itself should be performed in cpu/arm<>/start.S
* This function affects only the core module or board settings
*/
#ifdef CONFIG_CM_INIT
/* CM has an initialization register
* - bits in it are wired into test-chip pins to force
* reset defaults
* - may need to change its contents for U-Boot
*/
/* set the desired CM specific value */
mov r2,#CMMASK_LOWVEC /* Vectors at 0x00000000 for all */
#if defined (CONFIG_CM10200E) || defined (CONFIG_CM10220E)
orr r2,r2,#CMMASK_INIT_102
#else
#if !defined (CONFIG_CM920T) && !defined (CONFIG_CM920T_ETM) && \
!defined (CONFIG_CM940T)
/* CMxx6 code */
#ifdef CONFIG_CM_MULTIPLE_SSRAM
/* set simple mapping */
and r2,r2,#CMMASK_MAP_SIMPLE
#endif /* #ifdef CONFIG_CM_MULTIPLE_SSRAM */
#ifdef CONFIG_CM_TCRAM
/* disable TCRAM */
and r2,r2,#CMMASK_TCRAM_DISABLE
#endif /* #ifdef CONFIG_CM_TCRAM */
#if defined (CONFIG_CM926EJ_S) || defined (CONFIG_CM1026EJ_S) || \
defined (CONFIG_CM1136JF_S)
and r2,r2,#CMMASK_LE
#endif /* cpu with little endian initialization */
orr r2,r2,#CMMASK_CMxx6_COMMON
#endif /* CMxx6 code */
#endif /* ARM102xxE value */
/* read CM_INIT */
mov r0, #CM_BASE
ldr r1, [r0, #OS_INIT]
/* check against desired bit setting */
and r3,r1,r2
cmp r3,r2
beq init_reg_OK
/* lock for change */
mov r3, #CMVAL_LOCK1
and r3, r3, #CMVAL_LOCK2
str r3, [r0, #OS_LOCK]
/* set desired value */
orr r1,r1,r2
/* write & relock CM_INIT */
str r1, [r0, #OS_INIT]
mov r1, #CMVAL_UNLOCK
str r1, [r0, #OS_LOCK]
/* soft reset so new values used */
b reset_cpu
init_reg_OK:
#endif /* CONFIG_CM_INIT */
mov pc, lr
#ifdef CONFIG_CM_SPD_DETECT
/* Fast memory is available for the DRAM data
* - ensure it has been transferred, then summarize the data
* into a CM register
*/
.globl dram_query
dram_query:
stmfd r13!,{r4-r6,lr}
/* set up SDRAM info */
/* - based on example code from the CM User Guide */
mov r0, #CM_BASE
readspdbit:
ldr r1, [r0, #OS_SDRAM] /* read the SDRAM register */
and r1, r1, #0x20 /* mask SPD bit (5) */
cmp r1, #0x20 /* test if set */
bne readspdbit
setupsdram:
add r0, r0, #OS_SPD /* address the copy of the SDP data */
ldrb r1, [r0, #3] /* number of row address lines */
ldrb r2, [r0, #4] /* number of column address lines */
ldrb r3, [r0, #5] /* number of banks */
ldrb r4, [r0, #31] /* module bank density */
mul r5, r4, r3 /* size of SDRAM (MB divided by 4) */
mov r5, r5, ASL#2 /* size in MB */
mov r0, #CM_BASE /* reload for later code */
cmp r5, #0x10 /* is it 16MB? */
bne not16
mov r6, #0x2 /* store size and CAS latency of 2 */
b writesize
not16:
cmp r5, #0x20 /* is it 32MB? */
bne not32
mov r6, #0x6
b writesize
not32:
cmp r5, #0x40 /* is it 64MB? */
bne not64
mov r6, #0xa
b writesize
not64:
cmp r5, #0x80 /* is it 128MB? */
bne not128
mov r6, #0xe
b writesize
not128:
/* if it is none of these sizes then it is either 256MB, or
* there is no SDRAM fitted so default to 256MB
*/
mov r6, #0x12
writesize:
mov r1, r1, ASL#8 /* row addr lines from SDRAM reg */
orr r2, r1, r2, ASL#12 /* OR in column address lines */
orr r3, r2, r3, ASL#16 /* OR in number of banks */
orr r6, r6, r3 /* OR in size and CAS latency */
str r6, [r0, #OS_SDRAM] /* store SDRAM parameters */
#endif /* #ifdef CONFIG_CM_SPD_DETECT */
ldmfd r13!,{r4-r6,pc} /* back to caller */
#ifdef CONFIG_CM_REMAP
/* CM remap bit is operational
* - use it to map writeable memory at 0x00000000, in place of flash
*/
.globl cm_remap
cm_remap:
stmfd r13!,{r4-r10,lr}
mov r0, #CM_BASE
ldr r1, [r0, #OS_CTRL]
orr r1, r1, #CMMASK_REMAP /* set remap and led bits */
str r1, [r0, #OS_CTRL]
/* Now 0x00000000 is writeable, replace the vectors */
ldr r0, =_start /* r0 <- start of vectors */
ldr r2, =_armboot_start /* r2 <- past vectors */
sub r1,r1,r1 /* destination 0x00000000 */
copy_vec:
ldmia r0!, {r3-r10} /* copy from source address [r0] */
stmia r1!, {r3-r10} /* copy to target address [r1] */
cmp r0, r2 /* until source end address [r2] */
ble copy_vec
ldmfd r13!,{r4-r10,pc} /* back to caller */
#endif /* #ifdef CONFIG_CM_REMAP */

110
board/armltd/integratorcp/split_by_variant.sh
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#!/bin/sh
# ---------------------------------------------------------
# Set the platform defines
# ---------------------------------------------------------
echo -n "/* Integrator configuration implied " > tmp.fil
echo " by Makefile target */" >> tmp.fil
echo -n "#define CONFIG_INTEGRATOR" >> tmp.fil
echo " /* Integrator board */" >> tmp.fil
echo -n "#define CONFIG_ARCH_CINTEGRATOR" >> tmp.fil
echo " 1 /* Integrator/CP */" >> tmp.fil
cpu="arm_intcm"
variant="unknown core module"
if [ "$1" = "" ]
then
echo "$0:: No parameters - using arm_intcm"
else
case "$1" in
ap966)
cpu="arm_intcm"
variant="unported core module CM966E-S"
;;
ap922_config)
cpu="arm_intcm"
variant="unported core module CM922T"
;;
integratorcp_config | \
cp_config)
cpu="arm_intcm"
variant="unspecified core module"
;;
cp922_XA10_config)
cpu="arm_intcm"
variant="unported core module CM922T_XA10"
echo -n "#define CONFIG_CM922T_XA10" >> tmp.fil
echo " 1 /* CPU core is ARM922T_XA10 */" >> tmp.fil
;;
cp920t_config)
cpu="arm920t"
variant="Core module CM920T"
echo -n "#define CONFIG_CM920T" >> tmp.fil
echo " 1 /* CPU core is ARM920T */" >> tmp.fil
;;
cp926ejs_config)
cpu="arm926ejs"
variant="Core module CM926EJ-S"
echo -n "#define CONFIG_CM926EJ_S" >> tmp.fil
echo " 1 /* CPU core is ARM926EJ-S */ " >> tmp.fil
;;
cp946es_config)
cpu="arm946es"
variant="Core module CM946E-S"
echo -n "#define CONFIG_CM946E_S" >> tmp.fil
echo " 1 /* CPU core is ARM946E-S */ " >> tmp.fil
;;
cp1136_config)
cpu="arm1136"
variant="Core module CM1136EJF-S"
echo -n "#define CONFIG_CM1136EJF_S" >> tmp.fil
echo " 1 /* CPU core is ARM1136JF-S */ " >> tmp.fil
;;
*)
echo "$0:: Unknown core module"
variant="unknown core module"
cpu="arm_intcm"
;;
esac
fi
if [ "$cpu" = "arm_intcm" ]
then
echo "/* Core module undefined/not ported */" >> tmp.fil
echo "#define CONFIG_ARM_INTCM 1" >> tmp.fil
echo -n "#undef CONFIG_CM_MULTIPLE_SSRAM" >> tmp.fil
echo -n " /* CM may not have " >> tmp.fil
echo "multiple SSRAM mapping */" >> tmp.fil
echo -n "#undef CONFIG_CM_SPD_DETECT " >> tmp.fil
echo -n " /* CM may not support SPD " >> tmp.fil
echo "query */" >> tmp.fil
echo -n "#undef CONFIG_CM_REMAP " >> tmp.fil
echo -n " /* CM may not support " >> tmp.fil
echo "remapping */" >> tmp.fil
echo -n "#undef CONFIG_CM_INIT " >> tmp.fil
echo -n " /* CM may not have " >> tmp.fil
echo "initialization reg */" >> tmp.fil
echo -n "#undef CONFIG_CM_TCRAM " >> tmp.fil
echo " /* CM may not have TCRAM */" >> tmp.fil
fi
mkdir -p ${obj}include
mkdir -p ${obj}board/armltd/integratorcp
mv tmp.fil ${obj}include/config.h
# ---------------------------------------------------------
# Complete the configuration
# ---------------------------------------------------------
$MKCONFIG -a integratorcp arm $cpu integratorcp armltd;
echo "Variant:: $variant with core $cpu"