diff --git a/arch/misoc/include/.gitignore b/arch/misoc/include/.gitignore
new file mode 100644
index 00000000000..e6460c4a678
--- /dev/null
+++ b/arch/misoc/include/.gitignore
@@ -0,0 +1,3 @@
+/board
+/chip
+
diff --git a/arch/misoc/src/.gitignore b/arch/misoc/src/.gitignore
new file mode 100644
index 00000000000..dfdfc935431
--- /dev/null
+++ b/arch/misoc/src/.gitignore
@@ -0,0 +1,5 @@
+/.depend
+/Make.dep
+/locked.r
+/board
+/chip
diff --git a/arch/misoc/src/common/misoc.h b/arch/misoc/src/common/misoc.h
index e95a60e5d7d..4726759ea58 100644
--- a/arch/misoc/src/common/misoc.h
+++ b/arch/misoc/src/common/misoc.h
@@ -42,6 +42,20 @@
  ****************************************************************************/
 
 #include <nuttx/config.h>
+#include <stdint.h>
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+/* Low-level register access */
+
+#define getreg8(a)            (*(volatile uint8_t *)(a))
+#define putreg8(v,a)          (*(volatile uint8_t *)(a) = (v))
+#define getreg16(a)           (*(volatile uint16_t *)(a))
+#define putreg16(v,a)         (*(volatile uint16_t *)(a) = (v))
+#define getreg32(a)           (*(volatile uint32_t *)(a))
+#define putreg32(v,a)         (*(volatile uint32_t *)(a) = (v))
 
 /****************************************************************************
  * Public Functions
diff --git a/arch/misoc/src/common/misoc_lowputs.c b/arch/misoc/src/common/misoc_lowputs.c
index d3848838163..7b8b962678c 100644
--- a/arch/misoc/src/common/misoc_lowputs.c
+++ b/arch/misoc/src/common/misoc_lowputs.c
@@ -57,6 +57,6 @@ void misoc_lowputs(const char *str)
 {
   while (*str)
     {
-      up_lowputc(*str++);
+      misoc_lowputc(*str++);
     }
 }
diff --git a/arch/misoc/src/common/misoc_modifyreg32.c b/arch/misoc/src/common/misoc_modifyreg32.c
index 3e7c2d54196..65eda199abf 100644
--- a/arch/misoc/src/common/misoc_modifyreg32.c
+++ b/arch/misoc/src/common/misoc_modifyreg32.c
@@ -45,7 +45,7 @@
 #include <nuttx/irq.h>
 #include <nuttx/arch.h>
 
-#include "misoc_arch.h"
+#include "misoc.h"
 
 /****************************************************************************
  * Public Functions
diff --git a/arch/misoc/src/common/misoc_puts.c b/arch/misoc/src/common/misoc_puts.c
index 556c23f8295..f048b74795d 100644
--- a/arch/misoc/src/common/misoc_puts.c
+++ b/arch/misoc/src/common/misoc_puts.c
@@ -58,6 +58,6 @@ void misoc_puts(const char *str)
 {
   while (*str)
     {
-      misoc_putc(*str++);
+      up_putc(*str++);
     }
 }
diff --git a/arch/misoc/src/common/misoc_serial.c b/arch/misoc/src/common/misoc_serial.c
index af05eb1bb18..c46e83775a4 100644
--- a/arch/misoc/src/common/misoc_serial.c
+++ b/arch/misoc/src/common/misoc_serial.c
@@ -57,7 +57,7 @@
 #include <arch/board/generated/csr.h>
 
 #include "chip.h"
-#include "hw/flags.h
+#include "hw/flags.h"
 #include "misoc.h"
 
 /****************************************************************************
diff --git a/arch/misoc/src/lm32/Make.defs b/arch/misoc/src/lm32/Make.defs
index e31fd7f50f4..9c0768b2a4f 100644
--- a/arch/misoc/src/lm32/Make.defs
+++ b/arch/misoc/src/lm32/Make.defs
@@ -38,15 +38,14 @@ HEAD_ASRC   = lm32_vectors.S
 
 CMN_ASRCS   =
 CMN_CSRCS   = misoc_lowputs.c misoc_serial.c misoc_mdelay.c
-CMN_CSRCS  += misoc_modifyreg8.cmisoc_modifyreg16.c misoc_modifyreg32.c
+CMN_CSRCS  += misoc_modifyreg8.c misoc_modifyreg16.c misoc_modifyreg32.c
 CMN_CSRCS  += misoc_puts.c misoc_udelay.c
 
 CHIP_ASRCS  = lm32_syscall.S
 
 CHIP_CSRCS  = lm32_allocateheap.c lm32_assert.c lm32_blocktask.c
 CHIP_CSRCS += lm32_copystate.c lm32_createstack.c lm32_decodeirq.c
-CHIP_CSRCS += lm32_doirq.c lm32_dumpstate.c lm32_dumpstate.c lm32_exit.c
-CHIP_CSRCS += lm32_idle.c lm32_initialize.c lm32_initialstate.c
-CHIP_CSRCS += lm32_interruptcontext.c lm32_irq.c lm32_releasepending.c
-CHIP_CSRCS += lm32_releasestack.c lm32_stackframe.c lm32_swint.c
-CHIP_CSRCS += lm32_unblocktask.c
+CHIP_CSRCS += lm32_doirq.c lm32_dumpstate.c lm32_exit.c lm32_idle.c
+CHIP_CSRCS += lm32_initialize.c lm32_initialstate.c lm32_interruptcontext.c
+CHIP_CSRCS += lm32_irq.c lm32_releasepending.c lm32_releasestack.c
+CHIP_CSRCS += lm32_stackframe.c lm32_swint.c lm32_unblocktask.c
diff --git a/arch/misoc/src/lm32/lm32.h b/arch/misoc/src/lm32/lm32.h
index 7b125578f0f..eac1fe76516 100644
--- a/arch/misoc/src/lm32/lm32.h
+++ b/arch/misoc/src/lm32/lm32.h
@@ -92,15 +92,6 @@
 #  endif
 #endif
 
-/* Low-level register access */
-
-#define getreg8(a)            (*(volatile uint8_t *)(a))
-#define putreg8(v,a)          (*(volatile uint8_t *)(a) = (v))
-#define getreg16(a)           (*(volatile uint16_t *)(a))
-#define putreg16(v,a)         (*(volatile uint16_t *)(a) = (v))
-#define getreg32(a)           (*(volatile uint32_t *)(a))
-#define putreg32(v,a)         (*(volatile uint32_t *)(a) = (v))
-
 /****************************************************************************
  * Public Types
  ****************************************************************************/
@@ -143,6 +134,7 @@ void lm32_irq_initialize(void);
 /* Interrupt decode *********************************************************/
 
 uint32_t *lm32_decodeirq(uint32_t intstat, uint32_t *regs);
+uint32_t *lm32_doirq(int irq, uint32_t *regs);
 
 /* Software interrupts ******************************************************/
 
diff --git a/arch/misoc/src/lm32/lm32_decodeirq.c b/arch/misoc/src/lm32/lm32_decodeirq.c
index 198445deeda..1cb792cedf4 100644
--- a/arch/misoc/src/lm32/lm32_decodeirq.c
+++ b/arch/misoc/src/lm32/lm32_decodeirq.c
@@ -39,6 +39,11 @@
 
 #include <nuttx/config.h>
 
+#include <stdint.h>
+#include <debug.h>
+
+#include <arch/irq.h>
+
 #include "chip.h"
 #include "lm32.h"
 
@@ -69,13 +74,13 @@ uint32_t *lm32_decodeirq(uint32_t intstat, uint32_t *regs)
 
   /* Decode and dispatch interrupts */
 
-  for (irq = 0; irq < MISOC_NINTERRUPTS & instat != 0; i++)
+  for (irq = 0; irq < MISOC_NINTERRUPTS && intstat != 0; irq++)
     {
       uint32_t bit = (1 << irq);
 
       /* Is this interrupt pending? */
 
-      if ((instat & bit) != 0)
+      if ((intstat & bit) != 0)
         {
           /* Yes.. Dispatch the interrupt */
           /* REVIST: Do I need to acknowledge the interrupt first? */
@@ -87,7 +92,7 @@ uint32_t *lm32_decodeirq(uint32_t intstat, uint32_t *regs)
            * break out of the loop early.
            */
 
-          instat &= ~bit;
+          intstat &= ~bit;
         }
     }
 
diff --git a/arch/misoc/src/lm32/lm32_doirq.c b/arch/misoc/src/lm32/lm32_doirq.c
index 25cc30e2a04..cf42f4e6997 100644
--- a/arch/misoc/src/lm32/lm32_doirq.c
+++ b/arch/misoc/src/lm32/lm32_doirq.c
@@ -126,7 +126,6 @@ uint32_t *lm32_doirq(int irq, uint32_t *regs)
   /* Unmask the last interrupt (global interrupts are still disabled) */
 
   up_enable_irq(irq);
-#endif
   board_autoled_off(LED_INIRQ);
   return regs;
 }