1 #ifndef CONFIG_H 2 #define CONFIG_H 3 4 /* This file defines the kernel configuration. It allows to set sizes of some 5 * kernel buffers and to enable or disable debugging code, timing features, 6 * and individual kernel calls. 7 * 8 * Changes: 9 * Jul 11, 2005 Created. (Jorrit N. Herder) 10 */ 11 12 /* In embedded and sensor applications, not all the kernel calls may be 13 * needed. In this section you can specify which kernel calls are needed 14 * and which are not. The code for unneeded kernel calls is not included in 15 * the system binary, making it smaller. If you are not sure, it is best 16 * to keep all kernel calls enabled. 17 */ 18 #define USE_FORK 1 /* fork a new process */ 19 #define USE_NEWMAP 1 /* set a new memory map */ 20 #define USE_EXEC 1 /* update process after execute */ 21 #define USE_CLEAR 1 /* clean up after process exit */ 22 #define USE_EXIT 1 /* a system process wants to exit */ 23 #define USE_TRACE 1 /* process information and tracing */ 24 #define USE_GETKSIG 1 /* retrieve pending kernel signals */ 25 #define USE_ENDKSIG 1 /* finish pending kernel signals */ 26 #define USE_KILL 1 /* send a signal to a process */ 27 #define USE_SIGSEND 1 /* send POSIX-style signal */ 28 #define USE_SIGRETURN 1 /* sys_sigreturn(proc_nr, ctxt_ptr, flags) */ 29 #define USE_ABORT 1 /* shut down MINIX */ 30 #define USE_GETINFO 1 /* retrieve a copy of kernel data */ 31 #define USE_TIMES 1 /* get process and system time info */ 32 #define USE_SETALARM 1 /* schedule a synchronous alarm */ 33 #define USE_VTIMER 1 /* set or retrieve a process-virtual timer */ 34 #define USE_DEVIO 1 /* read or write a single I/O port */ 35 #define USE_VDEVIO 1 /* process vector with I/O requests */ 36 #define USE_SDEVIO 1 /* perform I/O request on a buffer */ 37 #define USE_IRQCTL 1 /* set an interrupt policy */ 38 #define USE_PRIVCTL 1 /* system privileges control */ 39 #define USE_UMAP 1 /* map virtual to physical address */ 40 #define USE_UMAP_REMOTE 1 /* sys_umap on behalf of another process */ 41 #define USE_VUMAP 1 /* vectored virtual to physical mapping */ 42 #define USE_VIRCOPY 1 /* copy using virtual addressing */ 43 #define USE_PHYSCOPY 1 /* copy using physical addressing */ 44 #define USE_MEMSET 1 /* write char to a given memory area */ 45 #define USE_RUNCTL 1 /* control stop flags of a process */ 46 #define USE_STATECTL 1 /* let a process control its state */ 47 #define USE_MCONTEXT 1 /* enable getting/setting of machine context */ 48 49 #if defined(__arm__) 50 #define USE_PADCONF 1 /* configure pinmux */ 51 #endif /* __arm__ */ 52 53 /* This section contains defines for valuable system resources that are used 54 * by device drivers. The number of elements of the vectors is determined by 55 * the maximum needed by any given driver. The number of interrupt hooks may 56 * be incremented on systems with many device drivers. 57 */ 58 #ifndef USE_APIC 59 #define NR_IRQ_HOOKS 16 /* number of interrupt hooks */ 60 #else 61 #define NR_IRQ_HOOKS 64 /* number of interrupt hooks */ 62 #endif 63 #define VDEVIO_BUF_SIZE 64 /* max elements per VDEVIO request */ 64 65 #define K_PARAM_SIZE 512 66 67 #endif /* CONFIG_H */ 68 69