Moving toward system call infrastructure

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3435 42af7a65-404d-4744-a932-0658087f49c3

2 files changed, 86 insertions, 77 deletions

diff --git a/nuttx/include/nuttx/irq.h b/nuttx/include/nuttx/irq.h
index 5c83d9587..c9c6109d5 100644
--- a/nuttx/include/nuttx/irq.h
+++ b/nuttx/include/nuttx/irq.h
@@ -1,7 +1,7 @@
 /****************************************************************************
  * include/nuttx/irq.h
  *
- *   Copyright (C) 2007-2010 Gregory Nutt. All rights reserved.
+ *   Copyright (C) 2007-2011 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
  *
  * Redistribution and use in source and binary forms, with or without
@@ -60,7 +60,6 @@
 
 #ifndef __ASSEMBLY__
 typedef int (*xcpt_t)(int irq, FAR void *context);
-typedef int (*swint_t)(int code, int parm2, int parm3, FAR void *context);
 #endif
 
 /* Now include architecture-specific types */
diff --git a/nuttx/include/sys/syscall.h b/nuttx/include/sys/syscall.h
index 709f282c9..f5c083751 100644
--- a/nuttx/include/sys/syscall.h
+++ b/nuttx/include/sys/syscall.h
@@ -41,85 +41,95 @@
  * Included Files
  ****************************************************************************/
 
+#include <nuttx/config.h>
+
 /****************************************************************************
  * Pre-processor Definitions
  ****************************************************************************/
 
-#define SYS_accept                    (0)
-#define SYS_bind                      (1)
-#define SYS_chdir                     (2)
-#define SYS_clock_getres              (3)
-#define SYS_clock_gettime             (4)
-#define SYS_clock_settime             (5)
-#define SYS_close                     (6)
-#define SYS_connect                   (7)
-#define SYS_creat                     (8)
-#define SYS_dup                       (9)
-#define SYS_dup2                      (10)
-#define SYS_exit                      (11)
-#define SYS_fcntl                     (12)
-#define SYS_fstat                     (13)
-#define SYS_fstatfs                   (14)
-#define SYS_fsync                     (15)
-#define SYS_getcwd                    (16)
-#define SYS_getpid                    (17)
-#define SYS_getsockopt                (18)
-#define SYS_gettimeofday              (19)
-#define SYS_ioctl                     (20)
-#define SYS_kill                      (21)
-#define SYS_listen                    (22)
-#define SYS_lseek                     (23)
-#define SYS_mkdir                     (24)
-#define SYS_mmap                      (25)
-#define SYS_mount                     (26)
-#define SYS_mq_notify                 (27)
-#define SYS_mq_open                   (28)
-#define SYS_mq_timedreceive           (29)
-#define SYS_mq_timedsend              (30)
-#define SYS_mq_unlink                 (31)
-#define SYS_munmap                    (32)
-#define SYS_open                      (33)
-#define SYS_pipe                      (34)
-#define SYS_poll                      (35)
-#define SYS_read                      (36)
-#define SYS_readdir                   (37)
-#define SYS_reboot                    (38)
-#define SYS_recvfrom                  (39)
-#define SYS_rename                    (40)
-#define SYS_rmdir                     (41)
-#define SYS_sched_getparam            (42)
-#define SYS_sched_get_priority_max    (43)
-#define SYS_sched_get_priority_min    (44)
-#define SYS_sched_getscheduler        (45)
-#define SYS_sched_rr_get_interval     (46)
-#define SYS_sched_setparam            (47)
-#define SYS_sched_setscheduler        (48)
-#define SYS_sched_yield               (49)
-#define SYS_select                    (50)
-#define SYS_sendto                    (51)
-#define SYS_setsockopt                (52)
-#define SYS_sigaction                 (53)
-#define SYS_signal                    (54)
-#define SYS_sigpending                (55)
-#define SYS_sigprocmask               (56)
-#define SYS_sigsuspend                (57)
-#define SYS_socket                    (58)
-#define SYS_stat                      (59)
-#define SYS_statfs                    (60)
-#define SYS_task_create               (61)
-#define SYS_task_delete               (62)
-#define SYS_task_init                 (63)
-#define SYS_task_restart              (64)
-#define SYS_timer_create              (65)
-#define SYS_timer_delete              (66)
-#define SYS_timer_getoverrun          (67)
-#define SYS_timer_gettime             (68)
-#define SYS_timer_settime             (69)
-#define SYS_umount                    (70)
-#define SYS_unlink                    (71)
-#define SYS_waitid                    (72)
-#define SYS_waitpid                   (73)
-#define SYS_write                     (74)
+/* Reserve the first system calls for platform-specific usage */
+
+#ifndef CONFIG_CONFIG_SYS_RESERVED
+#  define CONFIG_SYS_RESERVED         (32)
+#endif
+
+/* System call numbers */
+
+#define SYS_accept                    (CONFIG_SYS_RESERVED+0)
+#define SYS_bind                      (CONFIG_SYS_RESERVED+1)
+#define SYS_chdir                     (CONFIG_SYS_RESERVED+2)
+#define SYS_clock_getres              (CONFIG_SYS_RESERVED+3)
+#define SYS_clock_gettime             (CONFIG_SYS_RESERVED+4)
+#define SYS_clock_settime             (CONFIG_SYS_RESERVED+5)
+#define SYS_close                     (CONFIG_SYS_RESERVED+6)
+#define SYS_connect                   (CONFIG_SYS_RESERVED+7)
+#define SYS_creat                     (CONFIG_SYS_RESERVED+8)
+#define SYS_dup                       (CONFIG_SYS_RESERVED+9)
+#define SYS_dup2                      (CONFIG_SYS_RESERVED+10)
+#define SYS_exit                      (CONFIG_SYS_RESERVED+11)
+#define SYS_fcntl                     (CONFIG_SYS_RESERVED+12)
+#define SYS_fstat                     (CONFIG_SYS_RESERVED+13)
+#define SYS_fstatfs                   (CONFIG_SYS_RESERVED+14)
+#define SYS_fsync                     (CONFIG_SYS_RESERVED+15)
+#define SYS_getcwd                    (CONFIG_SYS_RESERVED+16)
+#define SYS_getpid                    (CONFIG_SYS_RESERVED+17)
+#define SYS_getsockopt                (CONFIG_SYS_RESERVED+18)
+#define SYS_gettimeofday              (CONFIG_SYS_RESERVED+19)
+#define SYS_ioctl                     (CONFIG_SYS_RESERVED+20)
+#define SYS_kill                      (CONFIG_SYS_RESERVED+21)
+#define SYS_listen                    (CONFIG_SYS_RESERVED+22)
+#define SYS_lseek                     (CONFIG_SYS_RESERVED+23)
+#define SYS_mkdir                     (CONFIG_SYS_RESERVED+24)
+#define SYS_mmap                      (CONFIG_SYS_RESERVED+25)
+#define SYS_mount                     (CONFIG_SYS_RESERVED+26)
+#define SYS_mq_notify                 (CONFIG_SYS_RESERVED+27)
+#define SYS_mq_open                   (CONFIG_SYS_RESERVED+28)
+#define SYS_mq_timedreceive           (CONFIG_SYS_RESERVED+29)
+#define SYS_mq_timedsend              (CONFIG_SYS_RESERVED+30)
+#define SYS_mq_unlink                 (CONFIG_SYS_RESERVED+31)
+#define SYS_munmap                    (CONFIG_SYS_RESERVED+32)
+#define SYS_open                      (CONFIG_SYS_RESERVED+33)
+#define SYS_pipe                      (CONFIG_SYS_RESERVED+34)
+#define SYS_poll                      (CONFIG_SYS_RESERVED+35)
+#define SYS_read                      (CONFIG_SYS_RESERVED+36)
+#define SYS_readdir                   (CONFIG_SYS_RESERVED+37)
+#define SYS_reboot                    (CONFIG_SYS_RESERVED+38)
+#define SYS_recvfrom                  (CONFIG_SYS_RESERVED+39)
+#define SYS_rename                    (CONFIG_SYS_RESERVED+40)
+#define SYS_rmdir                     (CONFIG_SYS_RESERVED+41)
+#define SYS_sched_getparam            (CONFIG_SYS_RESERVED+42)
+#define SYS_sched_get_priority_max    (CONFIG_SYS_RESERVED+43)
+#define SYS_sched_get_priority_min    (CONFIG_SYS_RESERVED+44)
+#define SYS_sched_getscheduler        (CONFIG_SYS_RESERVED+45)
+#define SYS_sched_rr_get_interval     (CONFIG_SYS_RESERVED+46)
+#define SYS_sched_setparam            (CONFIG_SYS_RESERVED+47)
+#define SYS_sched_setscheduler        (CONFIG_SYS_RESERVED+48)
+#define SYS_sched_yield               (CONFIG_SYS_RESERVED+49)
+#define SYS_select                    (CONFIG_SYS_RESERVED+50)
+#define SYS_sendto                    (CONFIG_SYS_RESERVED+51)
+#define SYS_setsockopt                (CONFIG_SYS_RESERVED+52)
+#define SYS_sigaction                 (CONFIG_SYS_RESERVED+53)
+#define SYS_signal                    (CONFIG_SYS_RESERVED+54)
+#define SYS_sigpending                (CONFIG_SYS_RESERVED+55)
+#define SYS_sigprocmask               (CONFIG_SYS_RESERVED+56)
+#define SYS_sigsuspend                (CONFIG_SYS_RESERVED+57)
+#define SYS_socket                    (CONFIG_SYS_RESERVED+58)
+#define SYS_stat                      (CONFIG_SYS_RESERVED+59)
+#define SYS_statfs                    (CONFIG_SYS_RESERVED+60)
+#define SYS_task_create               (CONFIG_SYS_RESERVED+61)
+#define SYS_task_delete               (CONFIG_SYS_RESERVED+62)
+#define SYS_task_init                 (CONFIG_SYS_RESERVED+63)
+#define SYS_task_restart              (CONFIG_SYS_RESERVED+64)
+#define SYS_timer_create              (CONFIG_SYS_RESERVED+65)
+#define SYS_timer_delete              (CONFIG_SYS_RESERVED+66)
+#define SYS_timer_getoverrun          (CONFIG_SYS_RESERVED+67)
+#define SYS_timer_gettime             (CONFIG_SYS_RESERVED+68)
+#define SYS_timer_settime             (CONFIG_SYS_RESERVED+69)
+#define SYS_umount                    (CONFIG_SYS_RESERVED+70)
+#define SYS_unlink                    (CONFIG_SYS_RESERVED+71)
+#define SYS_waitid                    (CONFIG_SYS_RESERVED+72)
+#define SYS_waitpid                   (CONFIG_SYS_RESERVED+73)
+#define SYS_write                     (CONFIG_SYS_RESERVED+74)
 
 /****************************************************************************
  * Public Type Definitions