stm32f0discovry и openocd

Cannot access memory at address 0xffffffff

#include <stm32f0xx.h>
void main() {
	int i;
	i = 1;
}

00000000:   Failed to execute MI command:
          -data-disassemble -s 0 -e 32 -- 1
          Error message from debugger back end:
          putpkt: write failed: Обрыв канала.
00000001:    ; <UNDEFINED> instruction: 0xffffffff
...
00000059:   Failed to execute MI command:
          -data-disassemble -s 89 -e 181 -- 1
          Error message from debugger back end:
          putpkt: write failed: Обрыв канала.

2013-11-11T23:44:52 INFO src/stlink-common.c: Loading device parameters....
2013-11-11T23:44:52 INFO src/stlink-common.c: Device connected is: F0 device, id 0x20006440
2013-11-11T23:44:52 INFO src/stlink-common.c: SRAM size: 0x2000 bytes (8 KiB), Flash: 0x10000 bytes (64 KiB) in pages of 1024 bytes
Chip ID is 00000440, Core ID is  0bb11477.
KARL - should read back as 0x03, not 60 02 00 00
init watchpoints
Listening at *:4242...
GDB connected.
recv: qSupported:qRelocInsn+
query: Supported;qRelocInsn+
send: PacketSize=3fff;qXfer:memory-map:read+
recv: Hg0
send: 
recv: ?
send: S05
recv: Hc-1
send: 
recv: qC
send: 
recv: qAttached
query: Attached;
...
send: 
recv: g
libusb_handle_events() | has_error
[!] send_recv
send: 00000000000000000000000008100000305472b7987c0000230000000f270000404972b700000000010000001007dabf2f8c77b7d8ca78b720a057b701000000
recv: qXfer:memory-map:read::0,fff
query: Xfer;memory-map:read::0,fff
Xfer: type:memory-map;op:read;annex:;addr:0;length:4095
send: m<?xml version="1.0"?><!DOCTYPE memory-map PUBLIC "+//IDN gnu.org//DTD GDB Memory Map V1.0//EN"     "http://sourceware.org/gdb/gdb-memory-map.dtd"><memory-map>  <memory type="rom" start="0x00000000" length="0x10000"/>  <memory type="ram" start="0x20000000" length="0x2000"/>  <memory type="flash" start="0x08000000" length="0x10000">    <property name="blocksize">0x400</property>  </memory>  <memory type="ram" start="0x40000000" length="0x1fffffff"/>  <memory type="ram" start="0xe0000000" length="0x1fffffff"/>  <memory type="rom" start="0x1fffec00" length="0xc00"/>  <memory type="rom" start="0x1ffff800" length="0x10"/></memory-map>
recv: qXfer:memory-map:read::27c,d83
query: Xfer;memory-map:read::27c,d83
Xfer: type:memory-map;op:read;annex:;addr:636;length:3459
send: l
recv: m0,4
libusb_handle_events() | has_error
[!] send_recv
send: 8000ffff
recv: qTStatus
query: TStatus;
send: 
recv: qfThreadInfo
query: fThreadInfo;
send: 
recv: qL1200000000000000000
send: 
recv: qSymbol::
query: Symbol;:
send: 
recv: g
libusb_handle_events() | has_error
[!] send_recv
send: 00000000000000000000000008100000305472b7987c0000230000000f270000404972b700000000010000001007dabf2f8c77b7d8ca78b720a057b701000000
recv: qL1200000000000000000
send: 
recv: m0,4
libusb_handle_events() | has_error
[!] send_recv
send: 8000ffff
recv: qL1200000000000000000
send: 
recv: qL1200000000000000000
send: 
recv: m0,2
libusb_submit_transfer(-1)
[!] send_recv
send: 8000
recv: m2,2

./openocd -d2 -f ../share/openocd/scripts/board/stm32f0discovery.cfg

#define P(arg) prnt((uint8_t*)arg)

void prnt(uint8_t *wrd){
	while(*wrd) USB_Send_Data(*wrd++);
}

void findDev(){
	// find 1-wire devices
	dev_amount = OW_Scan(ID_buf, dev_amount);
	P("Found ");
	USB_Send_Data(dev_amount + '0');
	P(" devices");
	newline();
}

BIN=testproject

# Headers that don't have c-files with same name
#  but project depends on them
INDEPENDENT_HEADERS=usb_conf.h user_protocol.h includes.h

# Here are STDPeriphLib objects used in project
SPL=
SPL+=misc
SPL+=stm32f10x_adc
SPL+=stm32f10x_bkp
SPL+=stm32f10x_can
SPL+=stm32f10x_cec
SPL+=stm32f10x_crc
SPL+=stm32f10x_dac
SPL+=stm32f10x_dbgmcu
SPL+=stm32f10x_dma
SPL+=stm32f10x_exti
SPL+=stm32f10x_flash
SPL+=stm32f10x_fsmc
SPL+=stm32f10x_gpio
SPL+=stm32f10x_i2c
SPL+=stm32f10x_iwdg
SPL+=stm32f10x_pwr
SPL+=stm32f10x_rcc
SPL+=stm32f10x_rtc
SPL+=stm32f10x_sdio
SPL+=stm32f10x_spi
SPL+=stm32f10x_tim
SPL+=stm32f10x_usart
SPL+=stm32f10x_wwdg

STLIBDIR=stm32_lib
OBJDIR=mk
USB_LIBDIR=usb_lib

INDEPENDENT_HEADERS+=$(STLIBDIR)/stm32f10x_conf.h

TOOLS_PATH=/usr/arm-none-eabi
TOOLS_PREFIX=arm-none-eabi-

CPFLAGS=-Obinary
ODFLAGS=-S

CFLAGS=-c -mcpu=cortex-m3 -mthumb -Wall -Werror -mapcs-frame -D__thumb2__=1 -Os
CFLAGS+=-msoft-float -gdwarf-2 -mno-sched-prolog -fno-hosted -mtune=cortex-m3
CFLAGS+=-march=armv7-m -mfix-cortex-m3-ldrd -ffunction-sections -fdata-sections
CFLAGS+=-I./cmsis -I./stm32_lib -I./usb_lib -I.
CFLAGS+=-DSTM32F10X_MD

LDFLAGS=-static -mcpu=cortex-m3 -mthumb -mthumb-interwork -Wl,--start-group
LDFLAGS+=-L$(TOOLS_PATH)/lib/thumb2 -lc -lg -lstdc++ -lsupc++ -lgcc -lm
LDFLAGS+=-Wl,--end-group -Xlinker -Map -Xlinker $(BIN).map -Xlinker
LDFLAGS+=-T ./cmsis/stm32f100rb_flash.ld -o $(BIN)
LDFLAGS+=-Wl,--gc-sections -Wl,-s

ASFLAGS=-mcpu=cortex-m3 -I./cmsis -I./stm32_lib -gdwarf-2 -gdwarf-2

CC=$(TOOLS_PREFIX)gcc
AS=$(TOOLS_PREFIX)as
SIZE=$(TOOLS_PREFIX)size
CP=$(TOOLS_PREFIX)objcopy
OD=$(TOOLS_PREFIX)objdump

# These are main project sources
SRC=$(wildcard *.c)
MAIN_OBJ=$(addprefix $(OBJDIR)/, $(SRC:%.c=%.o))

STM32_LIBSRC=$(addprefix $(STLIBDIR)/, $(addsuffix .c, $(SPL)))
OBJ=$(addprefix $(OBJDIR)/, $(addsuffix .o, $(SPL)))

OBJ+=$(OBJDIR)/system_stm32f10x.o $(OBJDIR)/startup.o
STM32_LIBSRC+=cmsis/system_stm32f10x.c

# USB library sources
USB_SRC=$(wildcard $(USB_LIBDIR)/*.c)
USB_OBJ=$(addprefix $(OBJDIR)/, $(USB_SRC:$(USB_LIBDIR)/%.c=%.o))

ALL_OBJ=$(OBJ) $(MAIN_OBJ) $(USB_OBJ)
ALL_SRC=$(SRC) $(STM32_LIBSRC) $(USB_SRC)

all: $(BIN)

$(OBJDIR):
	mkdir $(OBJDIR)

$(OBJDIR)/%.o: $(STLIBDIR)/%.c
	$(CC) $(CFLAGS) $< -o $@

$(OBJDIR)/system_stm32f10x.o: ./cmsis/system_stm32f10x.c
	$(CC) $(CFLAGS) $< -o $@

$(OBJDIR)/startup.o: ./cmsis/startup_stm32f10x_md.s
	$(AS) $(ASFLAGS) ./cmsis/startup_stm32f10x_md.s -o $(OBJDIR)/startup.o

$(OBJDIR)/%.o: %.c
	$(CC) $(CFLAGS) $< -o $@

$(OBJDIR)/%.o: $(USB_LIBDIR)/%.c
	$(CC) $(CFLAGS) $< -o $@

$(SRC) : %.c : %.h $(INDEPENDENT_HEADERS)
	@touch $@

%.h: ;

$(BIN): $(OBJDIR) $(ALL_OBJ)
	$(CC) $(ALL_OBJ) $(LDFLAGS)
	$(CP) $(CPFLAGS) $(BIN) $(BIN).bin
	$(OD) $(ODFLAGS) $(BIN) > $(BIN).list
	$(SIZE) -B $(BIN)

clean:
	rm -f $(ALL_OBJ) $(BIN).map $(BIN) $(BIN).list
	rmdir $(OBJDIR)

load: $(BIN)
	st-flash write $(BIN).bin 0x08000000


.PHONY: clean load