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esp-link
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make esp-12 with 4MB flash work

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pull/32/head
Thorsten von Eicken 9 years ago
parent 14058427e4
commit 26db66c9e4
3 changed files with 40 additions and 20 deletions
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  1. 55
      Makefile
  2. 4
      user/cgiflash.c
  3. 1
      user/user_main.c

55
Makefile
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@ -29,11 +29,28 @@ ESPBAUD ?= 460800
# --------------- chipset configuration ---------------
# Pick your flash size: "512KB" or "4MB"
FLASH_SIZE ?= 4MB
ifeq ("$(FLASH_SIZE)","512KB")
# Winbond 25Q40 512KB flash, typ for esp-01 thru esp-11
ESP_SPI_SIZE ?= 0 # 0->512KB
ESP_FLASH_MODE ?= 0 # 0->QIO
ESP_FLASH_FREQ_DIV ?= 0 # 0->40Mhz
ESP_FLASH_MAX ?= 241664 # max bin file for 512KB flash: 236KB
else
# Winbond 25Q32 4MB flash, typ for esp-12
# Here we're using two partitions of approx 0.5MB because that's what's easily available in terms
# of linker scripts in the SDK. Ideally we'd use two partitions of approx 1MB, the remaining 2MB
# cannot be used for code.
ESP_SPI_SIZE ?= 4 # 6->4MB (1MB+1MB) or 4->4MB (512KB+512KB)
ESP_FLASH_MODE ?= 0 # 0->QIO, 2->DIO
ESP_FLASH_FREQ_DIV ?= 15 # 15->80Mhz
ESP_FLASH_MAX ?= 503808 # max bin file for 512KB flash partition: 492KB
#ESP_FLASH_MAX ?= 1028096 # max bin file for 1MB flash partition: 1004KB
endif
# hostname or IP address for wifi flashing
ESP_HOSTNAME ?= esp-link
@ -163,7 +180,6 @@ SRC := $(foreach sdir,$(SRC_DIR),$(wildcard $(sdir)/*.c))
OBJ := $(patsubst %.c,$(BUILD_BASE)/%.o,$(SRC)) $(BUILD_BASE)/espfs_img.o
LIBS := $(addprefix -l,$(LIBS))
APP_AR := $(addprefix $(BUILD_BASE)/,$(TARGET)_app.a)
TARGET_OUT := $(addprefix $(BUILD_BASE)/,$(TARGET).out)
USER1_OUT := $(addprefix $(BUILD_BASE)/,$(TARGET).user1.out)
USER2_OUT := $(addprefix $(BUILD_BASE)/,$(TARGET).user2.out)
@ -202,16 +218,11 @@ endef
.PHONY: all checkdirs clean webpages.espfs wiflash
all: echo_version checkdirs $(FW_BASE) firmware/user1.bin firmware/user2.bin
all: echo_version checkdirs $(FW_BASE)/user1.bin $(FW_BASE)/user2.bin
echo_version:
@echo VERSION: $(VERSION)
$(TARGET_OUT): $(APP_AR) $(LD_SCRIPT)
$(vecho) "LD $@"
$(Q) $(LD) -L$(SDK_LIBDIR) -T$(LD_SCRIPT) $(LDFLAGS) -Wl,--start-group $(LIBS) $(APP_AR) -Wl,--end-group -o $@
# $(OBJDP) -x $(TARGET_OUT) | egrep '(espfs_img)'
$(USER1_OUT): $(APP_AR) $(LD_SCRIPT1)
$(vecho) "LD $@"
$(Q) $(LD) -L$(SDK_LIBDIR) -T$(LD_SCRIPT1) $(LDFLAGS) -Wl,--start-group $(LIBS) $(APP_AR) -Wl,--end-group -o $@
@ -224,12 +235,11 @@ $(USER2_OUT): $(APP_AR) $(LD_SCRIPT2)
$(Q) $(LD) -L$(SDK_LIBDIR) -T$(LD_SCRIPT2) $(LDFLAGS) -Wl,--start-group $(LIBS) $(APP_AR) -Wl,--end-group -o $@
# $(Q) $(OBJDP) -x $(TARGET_OUT) | egrep espfs_img
$(FW_BASE): $(TARGET_OUT)
$(FW_BASE):
$(vecho) "FW $@"
$(Q) mkdir -p $@
$(Q) $(ESPTOOL) elf2image $(TARGET_OUT) --output $@/
firmware/user1.bin: $(USER1_OUT)
$(FW_BASE)/user1.bin: $(USER1_OUT) $(FW_BASE)
$(Q) $(OBJCP) --only-section .text -O binary $(USER1_OUT) eagle.app.v6.text.bin
$(Q) $(OBJCP) --only-section .data -O binary $(USER1_OUT) eagle.app.v6.data.bin
$(Q) $(OBJCP) --only-section .rodata -O binary $(USER1_OUT) eagle.app.v6.rodata.bin
@ -241,7 +251,7 @@ firmware/user1.bin: $(USER1_OUT)
@echo "** user1.bin uses $$(stat -c '%s' $@) bytes of" $(ESP_FLASH_MAX) "available"
$(Q) if [ $$(stat -c '%s' $@) -gt $$(( $(ESP_FLASH_MAX) )) ]; then echo "$@ too big!"; false; fi
firmware/user2.bin: $(USER2_OUT)
$(FW_BASE)/user2.bin: $(USER2_OUT) $(FW_BASE)
$(Q) $(OBJCP) --only-section .text -O binary $(USER2_OUT) eagle.app.v6.text.bin
$(Q) $(OBJCP) --only-section .data -O binary $(USER2_OUT) eagle.app.v6.data.bin
$(Q) $(OBJCP) --only-section .rodata -O binary $(USER2_OUT) eagle.app.v6.rodata.bin
@ -251,7 +261,6 @@ firmware/user2.bin: $(USER2_OUT)
$(Q) mv eagle.app.flash.bin $@
$(Q) if [ $$(stat -c '%s' $@) -gt $$(( $(ESP_FLASH_MAX) )) ]; then echo "$@ too big!"; false; fi
$(APP_AR): $(OBJ)
$(vecho) "AR $@"
$(Q) $(AR) cru $@ $^
@ -262,7 +271,7 @@ $(BUILD_DIR):
$(Q) mkdir -p $@
wiflash: all
./wiflash $(ESP_HOSTNAME) firmware/user1.bin firmware/user2.bin
./wiflash $(ESP_HOSTNAME) $(FW_BASE)/user1.bin $(FW_BASE)/user2.bin
flash: all
$(Q) $(ESPTOOL) --port $(ESPPORT) --baud $(ESPBAUD) write_flash \
@ -302,24 +311,32 @@ endif
# we also adjust the sizes of the segments 'cause we need more irom0
# in the end the only thing that matters wrt size is that the whole shebang fits into the
# 236KB available (in a 512KB flash)
build/eagle.esphttpd.v6.ld: $(SDK_LDDIR)/eagle.app.v6.ld
$(Q) sed -e '/\.irom\.text/{' -e 'a . = ALIGN (4);' -e 'a *(.espfs)' -e '}' \
$(SDK_LDDIR)/eagle.app.v6.ld >$@
ifeq ("$(FLASH_SIZE)","512KB")
build/eagle.esphttpd1.v6.ld: $(SDK_LDDIR)/eagle.app.v6.new.512.app1.ld
$(Q) sed -e '/\.irom\.text/{' -e 'a . = ALIGN (4);' -e 'a *(.espfs)' -e '}' \
-e '/^ irom0_0_seg/ s/2B000/38000/' \
$(SDK_LDDIR)/eagle.app.v6.new.512.app1.ld >$@
$(SDK_LDDIR)/eagle.app.v6.new.512.app1.ld >$@
build/eagle.esphttpd2.v6.ld: $(SDK_LDDIR)/eagle.app.v6.new.512.app2.ld
$(Q) sed -e '/\.irom\.text/{' -e 'a . = ALIGN (4);' -e 'a *(.espfs)' -e '}' \
-e '/^ irom0_0_seg/ s/2B000/38000/' \
$(SDK_LDDIR)/eagle.app.v6.new.512.app2.ld >$@
$(SDK_LDDIR)/eagle.app.v6.new.512.app2.ld >$@
else
build/eagle.esphttpd1.v6.ld: $(SDK_LDDIR)/eagle.app.v6.new.1024.app1.ld
$(Q) sed -e '/\.irom\.text/{' -e 'a . = ALIGN (4);' -e 'a *(.espfs)' -e '}' \
-e '/^ irom0_0_seg/ s/6B000/7C000/' \
$(SDK_LDDIR)/eagle.app.v6.new.1024.app1.ld >$@
build/eagle.esphttpd2.v6.ld: $(SDK_LDDIR)/eagle.app.v6.new.1024.app2.ld
$(Q) sed -e '/\.irom\.text/{' -e 'a . = ALIGN (4);' -e 'a *(.espfs)' -e '}' \
-e '/^ irom0_0_seg/ s/6B000/7C000/' \
$(SDK_LDDIR)/eagle.app.v6.new.1024.app2.ld >$@
endif
espfs/mkespfsimage/mkespfsimage: espfs/mkespfsimage/
$(Q) $(MAKE) -C espfs/mkespfsimage USE_HEATSHRINK="$(USE_HEATSHRINK)" GZIP_COMPRESSION="$(GZIP_COMPRESSION)"
release: all
$(Q) rm -rf release; mkdir -p release/esp-link
$(Q) cp firmware/user1.bin firmware/user2.bin $(SDK_BASE)/bin/blank.bin \
$(Q) cp $(FW_BASE)/user1.bin $(FW_BASE)/user2.bin $(SDK_BASE)/bin/blank.bin \
"$(SDK_BASE)/bin/boot_v1.4(b1).bin" wiflash release/esp-link
$(Q) tar zcf esp-link.tgz -C release esp-link
$(Q) rm -rf release

4
user/cgiflash.c
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@ -22,8 +22,10 @@ Some flash handling cgi routines. Used for reading the existing flash and updati
// Check that the header of the firmware blob looks like actual firmware...
static char* ICACHE_FLASH_ATTR check_header(void *buf) {
uint8_t *cd = (uint8_t *)buf;
uint32_t *buf32 = buf;
os_printf("%p: %08lX %08lX %08lX %08lX\n", buf, buf32[0], buf32[1], buf32[2], buf32[3]);
if (cd[0] != 0xEA) return "IROM magic missing";
if (cd[1] != 4 || cd[2] > 3 || cd[3] > 0x40) return "bad flash header";
if (cd[1] != 4 || cd[2] > 3 || (cd[3]>>4) > 6) return "bad flash header";
if (((uint16_t *)buf)[3] != 0x4010) return "Invalid entry addr";
if (((uint32_t *)buf)[2] != 0) return "Invalid start offset";
return NULL;

1
user/user_main.c
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@ -156,6 +156,7 @@ void user_init(void) {
os_printf("exccause=%d epc1=0x%x epc2=0x%x epc3=0x%x excvaddr=0x%x depc=0x%x\n",
rst_info->exccause, rst_info->epc1, rst_info->epc2, rst_info->epc3,
rst_info->excvaddr, rst_info->depc);
os_printf("Flash map %d, chip %08X\n", system_get_flash_size_map(), spi_flash_get_id());
os_printf("** esp-link ready\n");
}

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