ChibiOS 2.6.8, until I can figure out where to get it from git.

firmware/chibios/testhal/STM32F1xx/SDC/main.c

@@ -0,0 +1,109 @@
+/*
+    ChibiOS/RT - Copyright (C) 2006-2013 Giovanni Di Sirio
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+        http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+*/
+
+#include "ch.h"
+#include "hal.h"
+
+/*
+ * SDIO configuration.
+ */
+static const SDCConfig sdccfg = {
+  0
+};
+
+static uint8_t blkbuf[MMCSD_BLOCK_SIZE * 4 + 1];
+
+/*
+ * Application entry point.
+ */
+int main(void) {
+
+  /*
+   * System initializations.
+   * - HAL initialization, this also initializes the configured device drivers
+   *   and performs the board-specific initializations.
+   * - Kernel initialization, the main() function becomes a thread and the
+   *   RTOS is active.
+   */
+  halInit();
+  chSysInit();
+
+  /*
+   * Initializes the SDIO drivers.
+   */
+  sdcStart(&SDCD1, &sdccfg);
+  if (!sdcConnect(&SDCD1)) {
+    int i;
+
+    /* Single aligned read.*/
+    if (sdcRead(&SDCD1, 0, blkbuf, 1))
+      chSysHalt();
+
+    /* Single unaligned read.*/
+    if (sdcRead(&SDCD1, 0, blkbuf + 1, 1))
+      chSysHalt();
+
+    /* Multiple aligned read.*/
+    if (sdcRead(&SDCD1, 0, blkbuf, 4))
+      chSysHalt();
+
+    /* Multiple unaligned read.*/
+    if (sdcRead(&SDCD1, 0, blkbuf + 1, 4))
+      chSysHalt();
+
+    /* Repeated multiple aligned reads.*/
+    for (i = 0; i < 1000; i++) {
+      if (sdcRead(&SDCD1, 0, blkbuf, 4))
+        chSysHalt();
+    }
+
+    /* Repeated multiple unaligned reads.*/
+    for (i = 0; i < 1000; i++) {
+      if (sdcRead(&SDCD1, 0, blkbuf + 1, 4))
+        chSysHalt();
+    }
+
+    /* Repeated multiple aligned writes.*/
+    for (i = 0; i < 100; i++) {
+      if (sdcRead(&SDCD1, 0x10000, blkbuf, 4))
+        chSysHalt();
+      if (sdcWrite(&SDCD1, 0x10000, blkbuf, 4))
+        chSysHalt();
+      if (sdcWrite(&SDCD1, 0x10000, blkbuf, 4))
+        chSysHalt();
+    }
+
+    /* Repeated multiple unaligned writes.*/
+    for (i = 0; i < 100; i++) {
+      if (sdcRead(&SDCD1, 0x10000, blkbuf + 1, 4))
+        chSysHalt();
+      if (sdcWrite(&SDCD1, 0x10000, blkbuf + 1, 4))
+        chSysHalt();
+      if (sdcWrite(&SDCD1, 0x10000, blkbuf + 1, 4))
+        chSysHalt();
+    }
+
+    if (sdcDisconnect(&SDCD1))
+      chSysHalt();
+  }
+
+  /*
+   * Normal main() thread activity.
+   */
+  while (TRUE) {
+    chThdSleepMilliseconds(500);
+  }
+}