configs/sim/nsh/defconfig -- refresh, enable wall-time, dow builds natively in 64-bit mode

arch/sim/include/irq.h

@@ -82,7 +82,7 @@ struct xcptcontext
 {
    void *sigdeliver; /* Actual type is sig_deliver_t */
 
-   xcpt_reg_t regs[6];
+   xcpt_reg_t regs[XCPTCONTEXT_REGS];
 };
 #endif
 
@@ -111,7 +111,8 @@ static inline void irqrestore(irqstate_t flags)
 
 #ifdef __cplusplus
 #define EXTERN extern "C"
-extern "C" {
+extern "C"
+{
 #else
 #define EXTERN extern
 #endif

arch/sim/src/up_internal.h

@@ -118,8 +118,8 @@
 
 /* Compatibility definitions */
 
-#  define JB_SP    JB_RSI
-#  define JB_PC    JB_RSP
+#  define JB_SP    JB_RSP
+#  define JB_PC    JB_RSI
 
 #else
 /* Storage order: %ebx, $esi, %edi, %ebp, sp, and return PC */

configs/sim/nsh/defconfig

@@ -67,10 +67,11 @@ CONFIG_ARCH="sim"
 #
 # Simulation Configuration Options
 #
-CONFIG_SIM_M32=y
 CONFIG_HOST_X86_64=y
 # CONFIG_HOST_X86 is not set
-# CONFIG_SIM_WALLTIME is not set
+# CONFIG_SIM_M32 is not set
+CONFIG_SIM_WALLTIME=y
+# CONFIG_SIM_SPIFLASH is not set
 
 #
 # Architecture Options
@@ -168,6 +169,9 @@ CONFIG_PREALLOC_TIMERS=8
 #
 # Tasks and Scheduling
 #
+# CONFIG_INIT_NONE is not set
+CONFIG_INIT_ENTRYPOINT=y
+# CONFIG_INIT_FILEPATH is not set
 CONFIG_USER_ENTRYPOINT="nsh_main"
 CONFIG_RR_INTERVAL=0
 CONFIG_TASK_NAME_SIZE=32
@@ -340,6 +344,8 @@ CONFIG_SERIAL=y
 # CONFIG_DISABLE_PSEUDOFS_OPERATIONS is not set
 CONFIG_FS_READABLE=y
 CONFIG_FS_WRITABLE=y
+# CONFIG_FS_NAMED_SEMAPHORES is not set
+CONFIG_FS_MQUEUE_MPATH="/var/mqueue"
 # CONFIG_FS_RAMMAP is not set
 CONFIG_FS_FAT=y
 CONFIG_FAT_LCNAMES=y
@@ -619,7 +625,9 @@ CONFIG_NSH_ROMFSMOUNTPT="/etc"
 CONFIG_NSH_INITSCRIPT="init.d/rcS"
 CONFIG_NSH_ROMFSDEVNO=1
 CONFIG_NSH_ROMFSSECTSIZE=64
+CONFIG_NSH_DEFAULTROMFS=y
 # CONFIG_NSH_ARCHROMFS is not set
+# CONFIG_NSH_CUSTOMROMFS is not set
 CONFIG_NSH_FATDEVNO=2
 CONFIG_NSH_FATSECTSIZE=512
 CONFIG_NSH_FATNSECTORS=1024