new: fsl interrupt support

FSL_Has_data is connected to INTC.

diff --git a/board/xilinx/ml401/ml401.c b/board/xilinx/ml401/ml401.c
index b48103f..955936d 100644 (file)
--- a/board/xilinx/ml401/ml401.c
+++ b/board/xilinx/ml401/ml401.c
@@ -27,6 +27,8 @@
 
 #include <common.h>
 #include <config.h>
+#include <asm/microblaze_intc.h>
+#include <asm/asm.h>
 
 void do_reset (void)
 {
@@ -43,7 +45,25 @@ void do_reset (void)
 int gpio_init (void)
 {
 #ifdef CFG_GPIO_0
-       *((unsigned long *)(CFG_GPIO_0_ADDR)) = 0x0;
+       *((unsigned long *)(CFG_GPIO_0_ADDR)) = 0xFFFFFFFF;
 #endif
        return 0;
 }
+
+#ifdef CFG_FSL_2
+void fsl_isr2 (void *arg) {
+       volatile int num;
+       *((unsigned int *)(CFG_GPIO_0_ADDR + 0x4)) =
+           ++(*((unsigned int *)(CFG_GPIO_0_ADDR + 0x4)));
+       GET (num, 2);
+       NGET (num, 2);
+       puts("*");
+}
+
+void fsl_init2 (void) {
+       puts("fsl_init2\n");
+       install_interrupt_handler (FSL_INTR_2,\
+ fsl_isr2,\
+ NULL);
+}
+#endif

diff --git a/include/configs/ml401.h b/include/configs/ml401.h
index f3ef962..327d31c 100644 (file)
--- a/include/configs/ml401.h
+++ b/include/configs/ml401.h
@@ -58,6 +58,10 @@
 #define        FREQUENCE               XILINX_CLOCK_FREQ
 #define        CFG_TIMER_0_PRELOAD     ( FREQUENCE/1000 )
 
+/* FSL */
+#define        CFG_FSL_2
+#define        FSL_INTR_2      1
+
 /*
  * memory layout - Example
  * TEXT_BASE = 0x1200_0000;