📄 hal_i386_pc.cdl
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# ====================================================================
#
# hal_i386_pc.cdl
#
# PC/i386 target HAL package configuration data
#
# ====================================================================
#####ECOSGPLCOPYRIGHTBEGIN####
## -------------------------------------------
## This file is part of eCos, the Embedded Configurable Operating System.
## Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, 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.,
## 59 Temple Place, Suite 330, Boston, MA 02111-1307 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.
##
## This exception does not invalidate any other reasons why a work based on
## this file might be covered by the GNU General Public License.
##
## Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
## at http://sources.redhat.com/ecos/ecos-license/
## -------------------------------------------
#####ECOSGPLCOPYRIGHTEND####
# ====================================================================
######DESCRIPTIONBEGIN####
#
# Author(s): jskov
# Original data: jskov
# Contributors:
# Date: 1999-11-01
#
#####DESCRIPTIONEND####
#
# ====================================================================
cdl_package CYGPKG_HAL_I386_PC {
display "i386 PC Target"
parent CYGPKG_HAL_I386
define_header hal_i386_pc.h
include_dir cyg/hal
description "
The i386 PC Target HAL package provides the
support needed to run eCos binaries on an i386 PC."
compile hal_diag.c plf_misc.c plf_stub.c
implements CYGINT_HAL_DEBUG_GDB_STUBS
implements CYGINT_HAL_DEBUG_GDB_STUBS_BREAK
implements CYGINT_HAL_VIRTUAL_VECTOR_SUPPORT
implements CYGINT_HAL_VIRTUAL_VECTOR_SUPPORT_GUARANTEED
define_proc {
puts $::cdl_system_header "#define CYGBLD_HAL_TARGET_H <pkgconf/hal_i386.h>"
puts $::cdl_system_header "#define CYGBLD_HAL_PLATFORM_H <pkgconf/hal_i386_pc.h>"
puts $::cdl_header ""
puts $::cdl_header "#define HAL_PLATFORM_CPU \"I386\""
puts $::cdl_header "#define HAL_PLATFORM_BOARD \"PC\""
puts $::cdl_header "#define HAL_PLATFORM_EXTRA \"\""
puts $::cdl_header "#include <pkgconf/hal_i386_pcmb.h>"
puts $::cdl_header ""
}
cdl_component CYGPKG_HAL_I386_PC_MEMSIZE {
display "How to discover the size of available RAM."
flavor data
legal_values {"BIOS" "HARDCODE"}
default_value {"BIOS"}
description "It is possible for the HAL to discover the
size of RAM In several ways. Currently this
can be done by querying the BIOS or by
hardcoding the values into the executable."
cdl_option CYGNUM_HAL_I386_PC_MEMSIZE_BASE {
display "Amount of Base RAM available."
flavor data
default_value 0x000F0000
active_if { CYGPKG_HAL_I386_PC_MEMSIZE == "HARDCODE" }
}
cdl_option CYGNUM_HAL_I386_PC_MEMSIZE_EXTENDED {
display "Amount of Extended RAM available."
flavor data
default_value 0x00100000
active_if { CYGPKG_HAL_I386_PC_MEMSIZE == "HARDCODE" }
}
}
cdl_component CYG_HAL_STARTUP {
display "Startup type"
flavor data
legal_values {"RAM" "FLOPPY" "ROM" "GRUB"}
default_value {"RAM"}
no_define
define -file system.h CYG_HAL_STARTUP
description "
It is possible to configure eCos for the PC target to build for:
RAM startup (generally when being run under an existing
Monitor program like RedBoot); FLOPPY startup (for writing
to a floppy disk, which can then be used for booting
on PCs with a standard BIOS), GRUB startup (for being booted
by the GRUB bootloader) ROM startup (for writing
straight to a boot ROM/Flash). ROM startup is experimental
at this time."
}
cdl_option CYGDBG_HAL_DEBUG_GDB_INITIAL_BREAK {
display "Enable initial breakpoint"
parent CYGPKG_HAL_DEBUG
active_if CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS
default_value { !CYGPKG_REDBOOT }
description "
This option causes an application that has GDB stubs built in
to take a breakpoint immediately before calling cyg_start().
This gives the developer a chance to set any breakpoints or
inspect the system state before it proceeds."
}
cdl_option CYGBLD_BUILD_I386_ROMBOOT {
display "Build ROM bootstrap code"
calculated { CYG_HAL_STARTUP == "ROM" }
make {
<PREFIX>/lib/romboot.ld: <PACKAGE>/src/romboot.ld
cp $< $@
}
make {
<PREFIX>/bin/romboot.elf : <PACKAGE>/src/romboot.S
@sh -c "mkdir -p $(dir $@)"
$(CC) -Wp,-MD,romboot.tmp $(INCLUDE_PATH) -nostdlib -Wl,-static -T$(PREFIX)/lib/romboot.ld -o $@ $<
@echo $@ ": \\" > $(notdir $@).deps
@tail -n +2 romboot.tmp >> $(notdir $@).deps
@echo >> $(notdir $@).deps
@rm romboot.tmp
}
}
cdl_option CYGNUM_HAL_VIRTUAL_VECTOR_CONSOLE_CHANNEL_BAUD {
display "Diagnostic serial port baud rate"
flavor data
legal_values 9600 19200 38400 57600 115200
default_value 38400
description "
This option selects the baud rate used for the diagnostic port.
Note: this should match the value chosen for the GDB port if the
diagnostic and GDB port are the same."
}
cdl_option CYGNUM_HAL_VIRTUAL_VECTOR_DEBUG_CHANNEL_BAUD {
display "GDB serial port baud rate"
flavor data
legal_values 9600 19200 38400 57600 115200
default_value 38400
description "
This option controls the baud rate used for the GDB connection."
}
cdl_option CYGNUM_HAL_VIRTUAL_VECTOR_COMM_CHANNELS {
display "Number of communication channels on the board"
flavor data
legal_values 1 to 3
default_value { CYGSEM_HAL_I386_PC_DIAG_SCREEN ? 3 : 2 }
description "
This define the number of serial ports that will be used by the HAL.
Ports 0 and 1 equate to COM1 and COM2 and port 2 is the PC screen and
keyboard."
}
cdl_option CYGNUM_HAL_VIRTUAL_VECTOR_DEBUG_CHANNEL {
display "Debug serial port"
flavor data
legal_values 0 to CYGNUM_HAL_VIRTUAL_VECTOR_COMM_CHANNELS-1
default_value 0
description "
On PCs with two serial ports, this option
chooses which port will be used to connect to a host
running GDB."
}
cdl_option CYGNUM_HAL_VIRTUAL_VECTOR_CONSOLE_CHANNEL_DEFAULT {
display "Default console channel."
flavor data
legal_values 0 to CYGNUM_HAL_VIRTUAL_VECTOR_COMM_CHANNELS-1
default_value 0
}
cdl_option CYGNUM_HAL_VIRTUAL_VECTOR_CONSOLE_CHANNEL {
display "Diagnostic serial port"
flavor data
legal_values 0 to CYGNUM_HAL_VIRTUAL_VECTOR_COMM_CHANNELS-1
default_value CYGNUM_HAL_VIRTUAL_VECTOR_CONSOLE_CHANNEL_DEFAULT
description "
On PCs with two serial ports, this option
chooses which port will be used for diagnostic output.
Selecting port 2 will cause the PC screen to be used."
}
cdl_option CYGSEM_HAL_I386_PC_DIAG_SCREEN {
display "Output to PC screen"
flavor bool
default_value 1
implements CYGINT_HAL_I386_PCMB_SCREEN_SUPPORT
description "This option enables use of the PC screen and keyboard as a
third virtual serial device."
}
cdl_component CYGBLD_GLOBAL_OPTIONS {
display "Global build options"
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