From ba9b7671a05e8476e66ec5fd779e29d55040ce97 Mon Sep 17 00:00:00 2001
From: areviu <areviu.info@gmail.com>
Date: Thu, 1 Feb 2018 18:49:41 +0000
Subject: update sdmmc test hal project with read and write to file

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@11419 35acf78f-673a-0410-8e92-d51de3d6d3f4
---
 testhal/ATSAMA5D2/SDMMC/main.c | 78 ++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 75 insertions(+), 3 deletions(-)

(limited to 'testhal/ATSAMA5D2/SDMMC/main.c')

diff --git a/testhal/ATSAMA5D2/SDMMC/main.c b/testhal/ATSAMA5D2/SDMMC/main.c
index 48cb01548..551b4dd65 100644
--- a/testhal/ATSAMA5D2/SDMMC/main.c
+++ b/testhal/ATSAMA5D2/SDMMC/main.c
@@ -25,14 +25,17 @@
 #define BLOCK_CNT                   3u
 
 
+
+const char test_file_path[] = "test.txt";
+
 CACHE_ALIGNED uint8_t data_buf[BLOCK_CNT_MAX * 512ul];
 
 CACHE_ALIGNED static uint32_t dma_table[DMADL_CNT_MAX * SDMMC_DMADL_SIZE];
 
-CACHE_ALIGNED uint8_t sdmmcbuffer[ROUND_UP_MULT(EXT_SIZE + SSR_SIZE + SCR_SIZE + SB1_SIZE + SB2_SIZE, L1_CACHE_BYTES)];
+CACHE_ALIGNED uint8_t sdmmcbuffer[ROUND_UP_MULT(SDMMC_BUFFER_SIZE, L1_CACHE_BYTES)];
 
 static FATFS fs_header;
-//static FIL f_header;
+static FIL f_header;
 
 BaseSequentialStream * ts;
 
@@ -65,6 +68,8 @@ static const SamaSDMMCConfig sdmmc_slot1_cfg = {
 };
 
 void getdir(SdmmcDriver *sdmmcp);
+void writefile(SdmmcDriver *sdmmcp);
+void readfile(SdmmcDriver *sdmmcp);
 /*
  * Application entry point.
  */
@@ -103,8 +108,11 @@ int main(void) {
 
 			//sdmmcShowDeviceInfo(&SDMMCD1);
 			if ( sdmmcMountVolume(&SDMMCD1,&fs_header) ) {
-				chprintf(ts,"reading files:\n\r");
+				writefile(&SDMMCD1);
+				chprintf(ts,"reading dir:\n\r");
 				getdir(&SDMMCD1);
+				readfile(&SDMMCD1);
+
 			}
 			sdmmcCloseDevice(&SDMMCD1);
 		}
@@ -139,6 +147,70 @@ bool sdmmcGetInstance(uint8_t index, SdmmcDriver **sdmmcp)
 	return false;
 }
 
+void writefile(SdmmcDriver *sdmmcp)
+{
+	const TCHAR drive_path[] = { '0' + sdmmcp->config->slot_id, ':', '\0' };
+	TCHAR file_path[sizeof(drive_path) + sizeof(test_file_path)];
+	FRESULT res;
+	UINT len;
+	uint8_t buffer[]={	0x57,0x65,0x6C,0x63,0x6F,
+						0x6D,0x65,0x20,0x74,0x6F,
+						0x20,0x43,0x68,0x69,0x62,
+						0x69,0x4F,0x53,0x21};
+
+
+	strcpy(file_path, drive_path);
+	strcat(file_path, test_file_path);
+
+	chprintf(ts,"Creating new file ... ");
+	res = f_open(&f_header, file_path, FA_WRITE | FA_CREATE_ALWAYS);
+	if (res == FR_OK) {
+		chprintf(ts,"OK\r\n");
+		res = f_write(&f_header, buffer, 19, &len);
+		if (res == FR_OK) {
+			chprintf(ts,"written %d bytes\n\r", len);
+		}
+	}
+	else
+	{
+		chprintf(ts,"Failed error %d\n\r", res);
+	}
+	f_close(&f_header);
+
+}
+
+void readfile(SdmmcDriver *sdmmcp)
+{
+	const TCHAR drive_path[] = { '0' + sdmmcp->config->slot_id, ':', '\0' };
+	TCHAR file_path[sizeof(drive_path) + sizeof(test_file_path)];
+	FRESULT res;
+	UINT len;
+	uint8_t buffer[19];
+	UINT i;
+
+	strcpy(file_path, drive_path);
+	strcat(file_path, test_file_path);
+
+	chprintf(ts,"Reading back the new file ... ");
+	res = f_open(&f_header, file_path, FA_OPEN_EXISTING | FA_READ);
+	if (res == FR_OK) {
+		chprintf(ts,"OK\r\n");
+		res = f_read(&f_header, buffer, 19, &len);
+		if (res == FR_OK) {
+			chprintf(ts,"read %d bytes\n\r", len);
+			for (i=0;i<len;i++) {
+				chprintf(ts,"%c", buffer[i]);
+			}
+		}
+	}
+	else
+	{
+		chprintf(ts,"Failed error %d\n\r", res);
+	}
+	f_close(&f_header);
+
+}
+
 void getdir(SdmmcDriver *sdmmcp)
 {
 	const TCHAR drive_path[] = { '0' + sdmmcp->config->slot_id, ':', '\0' };
-- 
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