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# ====================================================================
#
# hal_mips_tx39.cdl
#
# MIPS/TX39 variant architectural HAL package configuration data
#
# ====================================================================
## ####ECOSGPLCOPYRIGHTBEGIN####
## -------------------------------------------
## This file is part of eCos, the Embedded Configurable Operating System.
## Copyright (C) 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
##
## eCos 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 or (at your option) any later
## version.
##
## eCos 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 eCos; if not, write to the Free Software Foundation, Inc.,
## 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
##
## As a special exception, if other files instantiate templates or use
## macros or inline functions from this file, or you compile this file
## and link it with other works to produce a work based on this file,
## this file does not by itself cause the resulting work to be covered by
## the GNU General Public License. However the source code for this file
## must still be made available in accordance with section (3) of the GNU
## General Public License v2.
##
## This exception does not invalidate any other reasons why a work based
## on this file might be covered by the GNU General Public License.
## -------------------------------------------
## ####ECOSGPLCOPYRIGHTEND####
# ====================================================================
######DESCRIPTIONBEGIN####
#
# Author(s): jskov
# Original data: bartv, nickg
# Contributors:
# Date: 1999-11-02
#
#####DESCRIPTIONEND####
#
# ====================================================================
cdl_package CYGPKG_HAL_MIPS_TX39 {
display "TX39 variant"
parent CYGPKG_HAL_MIPS
hardware
include_dir cyg/hal
define_header hal_mips_tx39.h
description "
The TX39 architecture HAL package provides generic support
for this processor architecture. It is also necessary to
select a specific target platform HAL package."
cdl_component CYGPKG_HAL_MIPS_TX3904 {
display "TX3904 microprocessor"
default_value 1
implements CYGINT_HAL_MIPS_VARIANT
description "
The TMPR3904F microprocessor. This is an embedded part that in
addition to the TX39 processor core has built in peripherals
such as memory controllers, DMA controllers, serial ports and
timers/counters."
cdl_option CYGHWR_HAL_MIPS_FPU {
display "Variant FPU support"
calculated 0
}
cdl_option CYGPKG_HAL_MIPS_MSBFIRST {
display "CPU Variant big-endian"
calculated 1
}
}
define_proc {
puts $::cdl_header "#include <pkgconf/hal_mips.h>"
}
cdl_option CYGHWR_HAL_MIPS_CPU_FREQ_ACTUAL {
display "Actual CPU frequency"
calculated (CYGHWR_HAL_MIPS_CPU_FREQ == 50 ? 49152000 : \
CYGHWR_HAL_MIPS_CPU_FREQ == 66 ? 66355200 : 0 )
flavor data
legal_values { 49152000 66355200 }
description "
Only the frequencies 50MHz and 66MHz are supported for this
CPU variant."
}
cdl_option CYGHWR_HAL_MIPS_TX3904_TRR_REQUIRES_SYNC {
display "Workaround for TX3904 Timer TRR register problem"
flavor bool
default_value { (CYGHWR_HAL_MIPS_CPU_FREQ == 50) ? 1 : 0 }
description "
Early versions of the TX3904 CPU have a bug such that if
coprocessor 0 (CP0) is busy outputting write buffer data, reads
of the clock would return bad values. This option enables a
workaround by not reading the clock until the write buffer
is empty."
}
compile hal_diag.c var_misc.c variant.S
make {
<PREFIX>/lib/target.ld: <PACKAGE>/src/mips_tx39.ld
$(CC) -E -P -Wp,-MD,target.tmp -DEXTRAS=1 -xc $(INCLUDE_PATH) $(CFLAGS) -o $@ $<
@echo $@ ": \\" > $(notdir $@).deps
@tail -n +2 target.tmp >> $(notdir $@).deps
@echo >> $(notdir $@).deps
@rm target.tmp
}
cdl_option CYGBLD_LINKER_SCRIPT {
display "Linker script"
flavor data
no_define
calculated { "src/mips_tx39.ld" }
}
}