Add VERIFY_FLASH_WRITE as remedy for #15

embedded8266/Makefile

@@ -3,9 +3,9 @@ include makeconf.inc   # Look here for user configuration
 .PHONY : all clean cleanall netburn burnweb burn
 uniq = $(if $1,$(firstword $1) $(call uniq,$(filter-out $(firstword $1),$1)))
 
-FW_FILE1 = image.elf-0x00000.bin
-FW_FILE2 = image.elf-0x40000.bin
 TARGET = image.elf
+FW_FILE1 = $(TARGET)-0x00000.bin
+FW_FILE2 = $(TARGET)-0x40000.bin
 
 SRCS = \
 	driver/uart.c \
@@ -49,7 +49,7 @@ $(TARGET) : $(SRCS)
 
 ifeq ($(CHIP), 8285)
 burn : $(FW_FILE1) $(FW_FILE2)
-	($(ESPTOOL_PY) --port $(PORT) write_flash -fs 8m -fm dout 0x00000 0x00000.bin 0x40000 0x40000.bin)||(true)
+	($(ESPTOOL_PY) --port $(PORT) write_flash -fs 8m -fm dout 0x00000 $(FW_FILE1) 0x40000 $(FW_FILE2))||(true)
 else ifeq ($(CHIP), 8266)
 burn : $(FW_FILE1) $(FW_FILE2)
 	($(ESPTOOL_PY) --port $(PORT) write_flash 0x00000 $(FW_FILE1) 0x40000 $(FW_FILE2))||(true)
@@ -68,10 +68,12 @@ netburn : $(FW_FILE1) $(FW_FILE2)
 	@cd web && $(MAKE) $(MFLAGS) $(MAKEOVERRIDES) execute_reflash
 	web/execute_reflash $(IP) $(FW_FILE1) $(FW_FILE2)
 
+netweb :
+	@cd web && $(MAKE) $(MFLAGS) $(MAKEOVERRIDES) push
+
 clean :
 	$(RM) $(patsubst %.c,%.o,$(SRCS)) $(TARGET)
 
 purge : clean
 	@cd web && $(MAKE) $(MFLAGS) $(MAKEOVERRIDES) clean
 	$(RM) $(FW_FILE1) $(FW_FILE2)
-

embedded8266/README.md

@@ -7,7 +7,7 @@
 This project is based off of the I2S interface for the mp3 player found here:
 https://github.com/espressif/esp8266_mp3_decoder/
 
-If you want more information about the build environment, etc.  You should 
+If you want more information about the build environment, etc.  You should
 check out the regular WS2812 driver, found here: https://github.com/cnlohr/ws2812esp8266
 
 WARNING: This subproject is very jankey!  It's about stable, but I don't think it's quite there yet.
@@ -20,7 +20,14 @@ The audio data is taken from TOUT, but must be kept between 0 and 1V.
 
 ## Notes
 
-./makeconf.inc has a few variables that make uses for building and flashing the firmware. 
+./makeconf.inc has a few variables that Make uses for building and flashing the firmware.
 Most notably the location of the toolchain for the esp8266/85 on your system.
 You should edit them according to your preferences or better add `export ESP_ROOT='/path/to/the/esp-open-sdk'` to your bashrc.
 
+If you have problems with burning the firmware or transfering page data over network (`make netburn` or `make netweb`), you should try uncommenting
+
+    OPTS += -DVERIFY_FLASH_WRITE
+
+in `makeconf.inc`. This way the esp checks if the flash is written correctly.
+Especially with some ESP-01 modules there has been a problem with the flash
+not being written correctly.

embedded8266/common/commonservices.c

@@ -36,8 +36,8 @@ struct totalscan_t
 int scanplace = 0;
 static void ICACHE_FLASH_ATTR scandone(void *arg, STATUS status)
 {
-	scaninfo *c = arg; 
+	scaninfo *c = arg;
-	struct bss_info *inf; 
+	struct bss_info *inf;
 
 	if( need_to_switch_back_to_soft_ap == 1 )
 		need_to_switch_back_to_soft_ap = 2;
@@ -143,11 +143,22 @@ int ICACHE_FLASH_ATTR issue_command(char * buffer, int retsize, char *pusrdata,
 					spi_flash_write( nr, (uint32*)buffer, (datlen/4)*4 );
 					ExitCritical();
 
+					#ifdef VERIFY_FLASH_WRITE
+					#define VFW_SIZE 128
+					int jj;
+					uint8_t  __attribute__ ((aligned (32))) buf[VFW_SIZE];
+					for(jj=0; jj<datlen; jj+=VFW_SIZE) {
+						spi_flash_read( nr+jj, (uint32*)buf, (datlen/4)*4 );
+						if( ets_memcmp( buf, buffer+jj, VFW_SIZE ) != 0 ) goto failw;
+					}
+					#endif
+
 					buffend += ets_sprintf(buffend, "FW%d\r\n", nr );
 					break;
 				}
 			}
-			buffend += ets_sprintf(buffend, "!FW\r\n" );
+			failw:
+				buffend += ets_sprintf(buffend, "!FW\r\n" );
 			break;
 		case 'x': case 'X':	//Flash Write Hex (FX#\t#\tDATTAAAAA) <- a = byte pos. b = length (in hex-pairs). Generally used for web-browser.
 			if( colon )
@@ -184,6 +195,20 @@ int ICACHE_FLASH_ATTR issue_command(char * buffer, int retsize, char *pusrdata,
 					spi_flash_write( nr, (uint32*)buffend, (datlen/4)*4 );
 					ExitCritical();
 
+					#ifdef VERIFY_FLASH_WRITE
+					// uint8_t  __attribute__ ((aligned (32))) buf[1300];
+					// spi_flash_read( nr, (uint32*)buf, (datlen/4)*4 );
+					// if( ets_memcmp( buf, buffer, (datlen/4)*4 ) != 0 ) break;
+					// Rather do it in chunks, to avoid allocationg huge buf
+					#define VFW_SIZE 128
+					int jj;
+					uint8_t  __attribute__ ((aligned (32))) buf[VFW_SIZE];
+					for(jj=0; jj<datlen; jj+=VFW_SIZE) {
+						spi_flash_read( nr+jj, (uint32*)buf, (datlen/4)*4 );
+						if( ets_memcmp( buf, buffer+jj, VFW_SIZE ) != 0 ) goto failfx;
+					}
+					#endif
+
 					buffend += ets_sprintf(buffend, "FX%d\t%d\r\n", nr, siz );
 					break;
 				}
@@ -248,10 +273,10 @@ failfx:
 		{
 			bssid_set = ets_str2macaddr( mac, colon3 )?1:0;
 			if( ( mac[0] == 0x00 || mac[0] == 0xff ) &&
-				( mac[1] == 0x00 || mac[1] == 0xff ) &&  
+				( mac[1] == 0x00 || mac[1] == 0xff ) &&
-				( mac[2] == 0x00 || mac[2] == 0xff ) &&  
+				( mac[2] == 0x00 || mac[2] == 0xff ) &&
-				( mac[3] == 0x00 || mac[3] == 0xff ) &&  
+				( mac[3] == 0x00 || mac[3] == 0xff ) &&
-				( mac[4] == 0x00 || mac[4] == 0xff ) &&  
+				( mac[4] == 0x00 || mac[4] == 0xff ) &&
 				( mac[5] == 0x00 || mac[5] == 0xff ) ) bssid_set = 0;
 		}
 
@@ -330,9 +355,9 @@ failfx:
 						{
 							if( strcmp( colon3, enctypes[k] ) == 0 )
 								config.authmode = k;
-						} 
+						}
 					}
-					
+
 #endif
 
 					int chan = (colon4)?my_atoi(colon4):config.channel;
@@ -426,10 +451,10 @@ failfx:
 				int i, r;
 
 				buffend += ets_sprintf( buffend, "WR%d\n", scanplace );
-				
+
 				for( i = 0; i < scanplace && buffend - buffer < retsize - 64; i++ )
 				{
-					buffend += ets_sprintf( buffend, "#%s\t%s\t%d\t%d\t%s\n", 
+					buffend += ets_sprintf( buffend, "#%s\t%s\t%d\t%d\t%s\n",
 						totalscan[i].name, totalscan[i].mac, totalscan[i].rssi, totalscan[i].channel, enctypes[totalscan[i].encryption] );
 				}
 

embedded8266/makeconf.inc

@@ -11,6 +11,8 @@ SDK_DEFAULT  ?= $(HOME)/esp8266/esp-open-sdk
 ESP_GCC_VERS ?= 4.8.5
 
 OPTS += -DICACHE_FLASH
+#OPTS += THIS_DEBUG
+#OPTS += -DVERIFY_FLASH_WRITE
 #OPTS += -DFREQ=12500
 
 ###########################################################################VARS
@@ -32,3 +34,4 @@ ifeq ($(strip $(ESP_ROOT)),)
 $(warning Warning: No shell variable 'ESP_ROOT', using '$(SDK_DEFAULT)')
 ESP_ROOT := $(SDK_DEFAULT)
 endif
+