Diff: features/unsupported/tests/mbed/spifi1/main.cpp

Revision:

0:f269e3021894

diff -r 000000000000 -r f269e3021894 features/unsupported/tests/mbed/spifi1/main.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/features/unsupported/tests/mbed/spifi1/main.cpp	Sun Oct 23 15:10:02 2016 +0000
@@ -0,0 +1,107 @@
+#include "test_env.h"
+#include "mbed.h"
+#include "spifi_rom_api.h"
+
+__attribute__((section("SPIFI_MEM"))) const unsigned char cube_image[] = {
+137,80,78,71,13,10,26,10,0,0,0,13,73,72,68,82,
+0,0,0,150,0,0,0,200,8,2,0,0,0,133,231,143,
+50,0,0,0,1,115,82,71,66,0,174,206,28,233,0,0,
+0,4,103,65,77,65,0,0,177,143,11,252,97,5,0,0,
+0,9,112,72,89,115,0,0,14,195,0,0,14,195,1,199,
+111,168,100,0,0,156,193,73,68,65,84,120,94,236,253,103,
+124,27,233,125,54,140,14,48,24,0,51,24,244,94,9,246,
+0,0,0,0,73,69,78,68,174,66,96,130};
+
+int cube_image_sz = sizeof(cube_image);
+
+const unsigned char cube_image_ref[] = {
+137,80,78,71,13,10,26,10,0,0,0,13,73,72,68,82,
+0,0,0,150,0,0,0,200,8,2,0,0,0,133,231,143,
+50,0,0,0,1,115,82,71,66,0,174,206,28,233,0,0,
+0,4,103,65,77,65,0,0,177,143,11,252,97,5,0,0,
+0,9,112,72,89,115,0,0,14,195,0,0,14,195,1,199,
+111,168,100,0,0,156,193,73,68,65,84,120,94,236,253,103,
+124,27,233,125,54,140,14,48,24,0,51,24,244,94,9,246,
+0,0,0,0,73,69,78,68,174,66,96,130};
+
+int cube_image_ref_sz = sizeof(cube_image_ref);
+
+/*
+ * The SPIFI_ROM_PTR (0x1FFF1FF8) points to an area where the pointers to
+ * different drivers in ROM are stored.
+ */
+typedef struct {
+   /*const*/ unsigned p_usbd;     // USBROMD
+   /*const*/ unsigned p_clib;
+   /*const*/ unsigned p_cand;
+   /*const*/ unsigned p_pwrd;     // PWRROMD
+   /*const*/ unsigned p_promd;    // DIVROMD
+   /*const*/ SPIFI_RTNS *pSPIFID; // SPIFIROMD
+   /*const*/ unsigned p_dev3;
+   /*const*/ unsigned p_dev4;
+} ROM;
+
+#define ROM_DRIVERS_PTR ((ROM *)(*((unsigned int *)SPIFI_ROM_PTR)))
+#define IS_ADDR_IN_SPIFI(__addr)  ( (((uint32_t)(__addr)) & 0xff000000) == SPIFI_MEM_BASE )
+#define IS_ADDR_IN_IFLASH(__addr) ( (((uint32_t)(__addr)) & 0xff000000) == 0x10000000 )
+
+static void initialize_spifi(void)
+{
+  SPIFIobj* obj = (SPIFIobj*)malloc(sizeof(SPIFIobj));
+  if (obj == NULL) {
+    // Failed to allocate memory for ROM data
+	notify_completion(false);
+  }
+
+  // Turn on SPIFI block as it is disabled on reset
+  LPC_SC->PCONP |= 0x00010000;
+
+  // pinsel for SPIFI
+  LPC_IOCON->P2_7 = 5; /* SPIFI_CSN @ P2.7 */
+  LPC_IOCON->P0_22 = 5; /* SPIFI_CLK @ P0.22 */
+  LPC_IOCON->P0_15 = 5; /* SPIFI_IO2 @ P0.15 */
+  LPC_IOCON->P0_16 = 5; /* SPIFI_IO3 @ P0.16 */
+  LPC_IOCON->P0_17 = 5; /* SPIFI_IO1 @ P0.17 */
+  LPC_IOCON->P0_18 = 5; /* SPIFI_IO0 @ P0.18 */
+
+  uint32_t spifi_clk_div = (*((volatile uint32_t*)0x400FC1B4)) & 0x1f;
+  uint32_t spifi_clk_mhz = (SystemCoreClock / spifi_clk_div) / 1000000;
+
+  const SPIFI_RTNS* _spifi = ROM_DRIVERS_PTR->pSPIFID;
+
+  /* Typical time tCS is 20 ns min, we give 200 ns to be on safer side */
+  int rc = _spifi->spifi_init (obj, spifi_clk_mhz/5, S_FULLCLK+S_RCVCLK, spifi_clk_mhz);
+  if (rc) {
+	// Failed to initialize SPIFI
+	notify_completion(false);
+  }
+}
+
+int main() {
+
+	initialize_spifi();
+
+	// Make sure that cube_image is placed in SPIFI
+	if (!IS_ADDR_IN_SPIFI(cube_image)) {
+		notify_completion(false);
+	}
+
+	// Make sure that cube_image_ref is in IFLASH
+	if (IS_ADDR_IN_SPIFI(cube_image_ref)) {
+		notify_completion(false);
+	}
+
+	// Compare content
+    if (cube_image_sz != cube_image_ref_sz) {
+		notify_completion(false);
+    } else {
+      int i = 0;
+      for (; i < cube_image_sz; i++) {
+        if (cube_image[i] != cube_image_ref[i]) {
+			notify_completion(false);
+        }
+      }
+    }
+
+	notify_completion(true);
+}