Revision 0:e13134122925, committed 2015-01-19

Comitter:

hillkim7

Date:

Mon Jan 19 14:37:42 2015 +0000

Child:

1:9e21adbf4f8e

Commit message:

storage_on_flash library demo program.

Changed in this revision

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Mon Jan 19 14:37:42 2015 +0000
@@ -0,0 +1,172 @@
+/*
+Demo application for storage_on_flash library which is for STM32F4xx series.
+*/
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "SOFBlock.h"
+#include <string.h>
+
+#include "mbed.h"
+
+Serial pc(SERIAL_TX, SERIAL_RX);
+
+#define TEST_BUF_SIZE 256
+
+static char test_buf[TEST_BUF_SIZE];
+
+static char *get_input()
+{
+	size_t i;
+	int c;
+
+	for (i = 0; i < TEST_BUF_SIZE-1; ++i)
+	{
+		c = pc.getc();
+		printf("%c", c);	// echo
+		if (c == '\r' || c == '\n')
+		{
+			printf("\n");
+			break;
+		}
+		test_buf[i] = (char)c;
+	}
+
+	test_buf[i] = 0;
+	
+
+	return test_buf;
+}
+
+static int geti()
+{
+	return atoi(get_input());
+}
+
+static uint8_t ask_sector_no()
+{
+	printf(" sector number? ");
+
+	return (uint8_t)geti();
+}
+
+static void show_spec(uint8_t sector_index)
+{
+	const SOF_SectorSpec_t *spec = SOF_block_get_info(sector_index);
+
+	if (spec == NULL)
+	{
+		printf("SOF_block_get_info(%u) error\r\n", sector_index);
+		return;
+	}
+
+	printf("sec_no=%u\r\n", spec->sec_no);
+	printf("sec_addr=%#x\r\n", spec->sec_addr);
+	printf("sec_size=%u\r\n", spec->sec_size);
+}
+
+static void foramt_sector(uint8_t sector_index)
+{
+	printf("format(%u)...\r\n", sector_index);
+	printf("   %s\r\n", SOFBlock::format(sector_index) ? "ok" : "fail");
+}
+
+static void write_data(uint8_t sector_index)
+{
+	printf(" input? ");
+	char *s = get_input();
+	
+	SOFWriter writer;
+
+	if (writer.open(sector_index) != kSOF_ErrNone)
+	{
+		printf("open fail\r\n");
+		return;
+	}
+
+	size_t len = strlen(s);
+	size_t r;
+	if ((r=writer.write_data((uint8_t*)s, len)) != len)
+	{
+		printf("write_data fail: %u/%u\r\n", r, len);
+		printf("No free area exists, format required\r\n");
+		return;
+	}
+	
+	printf("write_data ok: %u bytes\r\n", r);
+}
+
+static void read_data(uint8_t sector_index)
+{
+	SOFReader reader;
+
+	if (reader.open(sector_index) != kSOF_ErrNone)
+	{
+		printf("open fail\r\n");
+		return;
+	}
+
+	printf("data %d bytes at %p :\r\n", reader.get_data_size(), reader.get_physical_base_addr());
+	printf("%.*s", reader.get_data_size(), reader.get_physical_base_addr());
+	printf("\r\n");
+}
+
+static void show_statics(uint8_t sector_index)
+{
+	SOF_Statics_t stats;
+
+	if (SOF_block_get_statics(sector_index, &stats) !=  kSOF_ErrNone)
+	{
+		printf("SOF_block_get_statics(%u) error\r\n", sector_index);
+		return;
+	}
+
+	printf("data_addr=%p\r\n", stats.data_addr);
+	printf("data_size=%u\r\n", stats.data_size);
+	printf("free_size=%u\r\n", stats.free_size);
+}
+
+static void demo()
+{
+	while (true)
+	{
+		printf("\r\n* MENU *\r\n");
+		printf("1. see flash sector spec\r\n");
+		printf("2. format sector\r\n");
+		printf("3. write data to sector\r\n");
+		printf("4. read data from sector\r\n");
+		printf("5. see storage status\r\n");
+
+		printf(" select? ");
+		switch(geti())
+		{
+		case 1:
+			show_spec(ask_sector_no());
+			break;
+		case 2:
+			foramt_sector(ask_sector_no());
+			break;
+		case 3:
+			write_data(ask_sector_no());
+			break;
+		case 4:
+			read_data(ask_sector_no());
+			break;
+		case 5:
+			show_statics(ask_sector_no());
+			break;
+		default:
+			printf("invalid choice\r\n");
+			break;
+		}
+	}
+}
+
+int main()
+{
+	demo();
+
+	return 0;
+}
+
+

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Mon Jan 19 14:37:42 2015 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/mbed_official/code/mbed/builds/4fc01daae5a5
\ No newline at end of file

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/storage_on_flash.lib	Mon Jan 19 14:37:42 2015 +0000
@@ -0,0 +1,1 @@
+http://developer.mbed.org/teams/mbed_controller/code/storage_on_flash/#7f4bc855cb46