# Kconfig - x86 core configuration options # # Copyright (c) 2014-2015 Wind River Systems, Inc. # # Redistribution and use in source and binary forms, with or without # modification, are permitted provided that the following conditions are met: # # 1) Redistributions of source code must retain the above copyright notice, # this list of conditions and the following disclaimer. # # 2) Redistributions in binary form must reproduce the above copyright notice, # this list of conditions and the following disclaimer in the documentation # and/or other materials provided with the distribution. # # 3) Neither the name of Wind River Systems nor the names of its contributors # may be used to endorse or promote products derived from this software without # specific prior written permission. # # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" # AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE # ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE # LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE # POSSIBILITY OF SUCH DAMAGE. # menu "x86 Core Options" config NO_ISRS bool prompt "No Asynchronous Interrupts" default n help This option disables asynchronous interrupts support. config NO_NESTED_INTERRUPTS bool prompt "Enable nested interrupts" default n depends on X86_32 help disable nest interrupts. menu "Memory Layout Options" config IDT_NUM_VECTORS int prompt "Number of IDT vectors" default 256 help This option specifies the number of interrupt vector entries in the Interrupt Descriptor Table (IDT). By default all 256 vectors are supported in an IDT requiring 2048 bytes of memory. config NUM_GDT_SPARE_ENTRIES int prompt "Number of spare GDT entries" default 0 help This option specifies the number of spare entries in the Global Descriptor Table (GDT). config PHYS_LOAD_ADDR hex "Physical load address" # Default value must be supplied by platform help This option specifies the physical address where the kernel is loaded. endmenu endmenu