/* * kernel_config.h - global kernel configuration arguments * * Authors Ghassan Almaless (2008,2009,2010,2011,2012) * Mohamed Lamine Karaoui (2015) * Alain Greiner (2016) * * Copyright (c) UPMC Sorbonne Universites * * This file is part of ALMOS-MKH. * * ALMOS-MKH 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; version 2.0 of the License. * * ALMOS-MKH 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 ALMOS-MKH; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ #ifndef _ALMOS_CONFIG_H_ #define _ALMOS_CONFIG_H_ #define CONFIG_ALMOS_VERSION "Version 1.0 / March 2017" //////////////////////////////////////////////////////////////////////////////////////////// // KERNEL DEBUG //////////////////////////////////////////////////////////////////////////////////////////// #define CONFIG_CONTEXT_DEBUG 0 #define CONFIG_CORE_DEBUG 0 #define CONFIG_DMA_DEBUG 0 #define CONFIG_DQDT_DEBUG 0 #define CONFIG_ELF_DEBUG 0 #define CONFIG_EXEC_DEBUG 0 #define CONFIG_FBF_DEBUG 0 #define CONFIG_FORK_DEBUG 0 #define CONFIG_ICU_DEBUG 0 #define CONFIG_IOC_DEBUG 0 #define CONFIG_KCM_DEBUG 0 #define CONFIG_KHM_DEBUG 0 #define CONFIG_KINIT_DEBUG 0 #define CONFIG_KMEM_DEBUG 0 #define CONFIG_MMC_DEBUG 0 #define CONFIG_MAPPER_DEBUG 0 #define CONFIG_NIC_DEBUG 0 #define CONFIG_PIC_DEBUG 0 #define CONFIG_PPM_DEBUG 0 #define CONFIG_PROCESS_DEBUG 0 #define CONFIG_RPC_DEBUG 0 #define CONFIG_SCHED_DEBUG 0 #define CONFIG_THREAD_DEBUG 0 #define CONFIG_TXT_DEBUG 0 #define CONFIG_VFS_DEBUG 0 #define CONFIG_VMM_DEBUG 0 //////////////////////////////////////////////////////////////////////////////////////////// // HARDWARE CONFIGURATION //////////////////////////////////////////////////////////////////////////////////////////// #define CONFIG_KERNEL_IDENTITY true // True for 32 bits cores #define CONFIG_CYCLES_PER_MS 1000000 // about 1 Ghz #define CONFIG_MAX_CLUSTER 256 // max number of clusters #define CONFIG_MAX_LOCAL_CORES 4 // max number of cores per cluster #define CONFIG_MAX_INT_DEV 4 // max number of internal peripherals #define CONFIG_MAX_EXT_DEV 8 // max number of external peripherals #define CONFIG_MAX_HWIS_PER_ICU 32 // max number of HWI per ICU #define CONFIG_MAX_PTIS_PER_ICU 32 // max number of PTI per ICU #define CONFIG_MAX_WTIS_PER_ICU 32 // max number of WTI per ICU #define CONFIG_MAX_IRQS_PER_PIC 32 // max number of input IRQs in PIC #define CONFIG_IRQS_PER_CORE 4 // number of input IRQs per core #define CONFIG_CLUSTER_SPAN 32 // ln(phys. address space per cluster) #define CONFIG_CACHE_LINE_SIZE 64 // number of bytes in cache line #define CONFIG_MAX_IOC_CHANNELS 1 // max number of IOC device channels #define CONFIG_MAX_FBF_CHANNELS 1 // max number of FBF device channels #define CONFIG_MAX_TXT_CHANNELS 16 // max number of TXT device channels #define CONFIG_MAX_DMA_CHANNELS 8 // max number of TXT device channels #define CONFIG_MAX_NIC_CHANNELS 8 // max number of NIC device channels #define CONFIG_MAX_CLUSTERS 256 // max number of clusters #define CONFIG_TXT_ECHO_MODE 1 // echo mode for TXT peripheral #define CONFIG_NIC_CHBUF_DEPTH 1 // number of containers in NIC chbuf //////////////////////////////////////////////////////////////////////////////////////////// // PROCESS MANAGEMENT //////////////////////////////////////////////////////////////////////////////////////////// #define CONFIG_MAX_PROCESS_PER_CLUSTER 128 // max number of owned process #define CONFIG_PROCESS_MAX_NR_POW 10 // TODO ??? [AG] #define CONFIG_PROCESS_FILE_MAX_NR 8 // max number of open files #define CONFIG_PROCESS_CHILDS_MAX_NR 1024 // max number of childs process #define CONFIG_PROCESS_ARGS_PAGES_MAX_NR 4 // TODO ??? [AG] #define CONFIG_PROCESS_HEAP_MIN_SIZE 0x00010000 // user heap min size (bytes) #define CONFIG_PROCESS_HEAP_MAX_SIZE 0x30000000 // user heap max size (bytes) //////////////////////////////////////////////////////////////////////////////////////////// // VIRTUAL FILE SYSTEM //////////////////////////////////////////////////////////////////////////////////////////// #define CONFIG_VFS_MAX_INODES 128 // max number of inodes per cluster #define CONFIG_VFS_MAX_NAME_LENGTH 256 // dentry name max length (bytes) #define CONFIG_VFS_MAX_PATH_LENGTH 1024 // pathname max length (bytes) #define CONFIG_ROOTFS_IS_EXT2 0 #define CONFIG_ROOTFS_IS_VFAT 1 //////////////////////////////////////////////////////////////////////////////////////////// // MISCELANEOUS //////////////////////////////////////////////////////////////////////////////////////////// #define CONFIG_CORE_CHECK_EVERY 2000 #define CONFIG_DEV_VERSION yes #define CONFIG_USE_COA yes #define CONFIG_EXEC_LOCAL no #define CONFIG_USE_KEYSDB yes #define CONFIG_SHOW_BOOT_BANNER yes #define CONFIG_MAX_CLUSTER_ROOT 16 #define CONFIG_GLOBAL_CLUSTERS_ORDER 0 #define CONFIG_GLOBAL_CORES_ORDER 0 #define CONFIG_MAX_DQDT_DEPTH 4 #define CONFIG_USE_DQDT no #define CONFIG_CORE_BALANCING_PERIOD 4 #define CONFIG_CORE_LOAD_PERIOD 4 #define CONFIG_CLUSTER_KEYS_NR 8 #define CONFIG_REL_KFIFO_SIZE 32 //////////////////////////////////////////////////////////////////////////////////////////// // LOCKS //////////////////////////////////////////////////////////////////////////////////////////// #define CONFIG_RWLOCK_DELAY 50 // number of iterations => 200 cycles //////////////////////////////////////////////////////////////////////////////////////////// // DQDT //////////////////////////////////////////////////////////////////////////////////////////// #define CONFIG_DQDT_LEVELS_NR 5 #define CONFIG_DQDT_PERIOD 1 // number of ticks between updates //////////////////////////////////////////////////////////////////////////////////////////// // RANDOM NUMBERS //////////////////////////////////////////////////////////////////////////////////////////// #define CONFIG_RDNG_PARAM_A 65519 #define CONFIG_RDNG_PARAM_C 64037 //////////////////////////////////////////////////////////////////////////////////////////// // SCHEDULING //////////////////////////////////////////////////////////////////////////////////////////// #define CONFIG_SCHED_TICK_PERIOD 50000 // number of cycles #define CONFIG_SCHED_MAX_THREADS_NR 32 // max number of threads per core //////////////////////////////////////////////////////////////////////////////////////////// // THREADS //////////////////////////////////////////////////////////////////////////////////////////// #define CONFIG_THREAD_MAX_PER_CLUSTER 16 // max number of user threads per cluster #define CONFIG_THREAD_PAGE_ORDER 1 // ln( number of pages for thread_t ) //////////////////////////////////////////////////////////////////////////////////////////// // REMOTE_FIFO //////////////////////////////////////////////////////////////////////////////////////////// #define CONFIG_REMOTE_FIFO_SLOTS 256 #define CONFIG_REMOTE_FIFO_ITERATION_DELAY 1024 #define CONFIG_REMOTE_FIFO_MAX_ITERATIONS 1024 //////////////////////////////////////////////////////////////////////////////////////////// // REMOTE PROCEDURE CALL //////////////////////////////////////////////////////////////////////////////////////////// #define CONFIG_RPC_PENDING_MAX 8 // max requests handled by one server #define CONFIG_RPC_THREADS_MAX 8 // max number of RPC threads per core //////////////////////////////////////////////////////////////////////////////////////////// // USER APPLICATION STDIO //////////////////////////////////////////////////////////////////////////////////////////// #define CONFIG_DEV_STDIN "/dev/tty2" #define CONFIG_DEV_STDOUT "/dev/tty2" #define CONFIG_DEV_STDERR "/dev/tty3" //////////////////////////////////////////////////////////////////////////////////////////// // MAPPER //////////////////////////////////////////////////////////////////////////////////////////// #define CONFIG_MAPPER_MAX_FRAGMENTS 10 // max number of fragments moved #define CONFIG_MAPPER_MIN CONFIG_VFS_INODE_MIN #define CONFIG_MAPPER_MAX CONFIG_VFS_INODE_MAX //////////////////////////////////////////////////////////////////////////////////////////// // USER SPACE SEGMENTATION (all values are number of pages) //////////////////////////////////////////////////////////////////////////////////////////// #define CONFIG_VMM_VSPACE_SIZE 0x100000 // virtual space : 4 Gbytes #define CONFIG_VMM_ELF_BASE 0x000100 // ELF zone base : 1 Mbytes #define CONFIG_VMM_HEAP_BASE 0x000400 // HEAP zone base : 4 Mbytes #define CONFIG_VMM_MMAP_BASE 0x040000 // MMAP zone base : 1 Gbytes #define CONFIG_VMM_STACK_BASE 0x0C0000 // STACK zone base : 3 Gbytes #define CONFIG_VMM_KENTRY_SIZE 0x000004 // kentry vseg size : 16 Kbytes #define CONFIG_VMM_ARGS_SIZE 0x000004 // args vseg size : 16 Kbytes #define CONFIG_VMM_ENVS_SIZE 0x000008 // envs vseg size : 32 Kbytes #define CONFIG_VMM_STACK_SIZE 0x001FFF // single stack vseg size : 32 Mbytes #define CONFIG_VMM_HEAP_SIZE 0x010000 // shared heap vseg size : 256 Mbytes #define CONFIG_VMM_GRDXT_W1 7 // number of bits for RADIX_TREE_IX1 #define CONFIG_VMM_GRDXT_W2 7 // number of bits for RADIX_TREE_IX2 #define CONFIG_VMM_GRDXT_W3 6 // number of bits for RADIX_TREE_IX3 //////////////////////////////////////////////////////////////////////////////////////////// // PHYSICAL MEMORY MANAGEMENT //////////////////////////////////////////////////////////////////////////////////////////// #define CONFIG_PPM_PAGE_SIZE 4096 // physical page size (bytes) #define CONFIG_PPM_PAGE_SHIFT 12 // physical page shift (bits) #define CONFIG_PPM_PAGE_MASK 0x00000FFF // physical page mask #define CONFIG_PPM_MAX_ORDER 16 // ln(total number of pages per cluster) #define CONFIG_PPM_HEAP_ORDER 10 // ln(number of heap pages per cluster) #define CONFIG_KCM_BLOCKS_MAX CONFIG_PPM_PAGE_SIZE / CONFIG_CACHE_LINE_SIZE //////////////////////////////////////////////////////////////////////////////////////////// // INSTRUMENTATION ... probably deprecated ... //////////////////////////////////////////////////////////////////////////////////////////// #define CONFIG_SPINLOCK_CHECK no #define CONFIG_SPINLOCK_TIMEOUT 100 #define CONFIG_ENABLE_TASK_TRACE no #define CONFIG_ENABLE_THREAD_TRACE no #define CONFIG_SHOW_PAGEFAULT no #define CONFIG_SHOW_CORE_USAGE no #define CONFIG_SHOW_CORE_IPI_MSG no #define CONFIG_SHOW_FPU_MSG no #define CONFIG_SHOW_THREAD_MSG no #define CONFIG_SHOW_PPM_PGALLOC_MSG no #define CONFIG_SHOW_VMM_LOOKUP_TM no #define CONFIG_SHOW_VMM_ERROR_MSG no #define CONFIG_SHOW_SPURIOUS_PGFAULT no #define CONFIG_SHOW_MIGRATE_MSG no #define CONFIG_SHOW_VMMMGRT_MSG no #define CONFIG_SHOW_SYSMGRT_MSG no #define CONFIG_SHOW_REMOTE_PGALLOC no #define CONFIG_SHOW_LOCAL_EVENTS no #define CONFIG_SHOW_SIG_MSG no #define CONFIG_SCHED_SHOW_NOTIFICATIONS no #define CONFIG_SHOW_EPC_CORE0 no #define CONFIG_CORE_TRACE no #define CONFIG_KFIFO_DEBUG no #define CONFIG_SHOW_KMEM_INIT no #define CONFIG_MEM_CHECK no #define CONFIG_THREAD_TIME_STAT yes #define CONFIG_SCHED_RR_CHECK no #define CONFIG_VFAT_PGWRITE_ENABLE no #define CONFIG_VFAT_DEBUG no #define CONFIG_VFAT_INSTRUMENT no #define CONFIG_EXT2_DEBUG no #define CONFIG_METAFS_DEBUG no #define CONFIG_VFS_INODE_LOCAL yes #define CONFIG_DEVFS_DEBUG no #define CONFIG_SYSFS_DEBUG no #define CONFIG_BLKIO_DEBUG no #define CONFIG_BC_DEBUG no #define CONFIG_BC_INSTRUMENT no //////////////////////////////////////////////////////////////////////////////////////////// // SYSFS //////////////////////////////////////////////////////////////////////////////////////////// #define CONFIG_SYSFS_FILE_MIN 1 #define CONFIG_SYSFS_FILE_MAX 2 #define CONFIG_SYSFS_NODE_MIN 1 #define CONFIG_SYSFS_NODE_MAX 2 #define CONFIG_SYSFS_NAME_LEN 12 // maximum supported name length #define CONFIG_SYSFS_BUFFER_SIZE 256 // maximum supported output size #define CONFIG_DMA_RQ_KCM_MIN 2 #define CONFIG_DMA_RQ_KCM_MAX 4 #define CONFIG_TASK_KCM_MIN 2 #define CONFIG_TASK_KCM_MAX 3 #define CONFIG_FDINFO_KCM_MIN 2 #define CONFIG_FDINFO_KCM_MAX 2 #define CONFIG_DEVFS_CTX_MIN 1 #define CONFIG_DEVFS_CTX_MAX 1 #define CONFIG_DEVFS_FILE_MIN 2 #define CONFIG_DEVFS_FILE_MAX 3 #define CONFIG_DEVFS_NODE_MIN 1 #define CONFIG_DEVFS_NODE_MAX 2 #define CONFIG_VFAT_CTX_MIN 1 #define CONFIG_VFAT_CTX_MAX 1 #define CONFIG_RAMFS_FILE_MIN 3 #define CONFIG_RAMFS_FILE_MAX 3 #define CONFIG_VFAT_FILE_MIN 3 #define CONFIG_VFAT_FILE_MAX 3 #define CONFIG_VFAT_NODE_MIN 2 #define CONFIG_VFAT_NODE_MAX 2 #define CONFIG_EXT2_CTX_MIN 1 #define CONFIG_EXT2_CTX_MAX 1 #define CONFIG_EXT2_FILE_MIN 3 #define CONFIG_EXT2_FILE_MAX 3 #define CONFIG_EXT2_NODE_MIN 2 #define CONFIG_EXT2_NODE_MAX 2 #define CONFIG_VFS_CTX_MIN 1 #define CONFIG_VFS_CTX_MAX 1 #define CONFIG_VFS_INODE_MIN 3 #define CONFIG_VFS_INODE_MAX 6 #define CONFIG_VFS_FILE_MIN 3 #define CONFIG_VFS_FILE_MAX 5 #define CONFIG_SEMAPHORE_MIN 2 #define CONFIG_SEMAPHORE_MAX 2 #define CONFIG_CONDTION_VAR_MIN 2 #define CONFIG_CONDTION_VAR_MAX 2 #define CONFIG_BARRIER_MIN 2 #define CONFIG_BARRIER_MAX 2 #define CONFIG_RWLOCK_MIN 2 #define CONFIG_RWLOCK_MAX 2 #define CONFIG_WAITQUEUEDB_MAX 2 #define CONFIG_WAITQUEUEDB_MIN 2 #define CONFIG_RADIX_NODE_MIN 10 #define CONFIG_RADIX_NODE_MAX 30 #define CONFIG_VM_REGION_MIN 1 #define CONFIG_VM_REGION_MAX 2 #define CONFIG_BLKIO_MIN 4 #define CONFIG_BLKIO_MAX 8 #define CONFIG_KEYREC_MIN 2 #define CONFIG_KEYREC_MAX 2 #endif /* _KERNEL_CONFIG_H_ */