From 2de5a007d1d5ae35cb8c45cf95de4f1d707854a1 Mon Sep 17 00:00:00 2001 From: oharboe Date: Tue, 14 Oct 2008 13:14:52 +0000 Subject: [PATCH] Laurentiu Cocanu - more error handling fixes git-svn-id: svn://svn.berlios.de/openocd/trunk@1059 b42882b7-edfa-0310-969c-e2dbd0fdcd60 --- src/flash/flash.c | 39 ++++++++++++++++++++++++++++-------- src/server/gdb_server.c | 44 ++++++++++++++++++++++++++++++----------- src/target/armv7m.c | 27 +++++++++++++++++++------ 3 files changed, 85 insertions(+), 25 deletions(-) diff --git a/src/flash/flash.c b/src/flash/flash.c index 5f09c72d..d5f89de6 100644 --- a/src/flash/flash.c +++ b/src/flash/flash.c @@ -514,7 +514,11 @@ int handle_flash_erase_address_command(struct command_context_s *cmd_ctx, char * if ((retval = flash_erase_address_range(target, address, length)) == ERROR_OK) { - duration_stop_measure(&duration, &duration_text); + if ((retval = duration_stop_measure(&duration, &duration_text)) != ERROR_OK) + { + free(duration_text); + return retval; + } command_print(cmd_ctx, "erased address 0x%8.8x length %i in %s", address, length, duration_text); free(duration_text); } @@ -576,7 +580,11 @@ int handle_flash_erase_command(struct command_context_s *cmd_ctx, char *cmd, cha if ((retval = flash_driver_erase(p, first, last)) == ERROR_OK) { - duration_stop_measure(&duration, &duration_text); + if ((retval = duration_stop_measure(&duration, &duration_text)) != ERROR_OK) + { + free(duration_text); + return retval; + } command_print(cmd_ctx, "erased sectors %i through %i on flash bank %i in %s", first, last, strtoul(args[0], 0, 0), duration_text); free(duration_text); @@ -639,7 +647,7 @@ int handle_flash_write_image_command(struct command_context_s *cmd_ctx, char *cm duration_t duration; char *duration_text; - int retval; + int retval, retvaltemp; if (argc < 1) { @@ -697,7 +705,12 @@ int handle_flash_write_image_command(struct command_context_s *cmd_ctx, char *cm return retval; } - duration_stop_measure(&duration, &duration_text); + if ((retvaltemp = duration_stop_measure(&duration, &duration_text)) != ERROR_OK) + { + free(duration_text); + image_close(&image); + return retvaltemp; + } if (retval == ERROR_OK) { command_print(cmd_ctx, "wrote %u byte from file %s in %s (%f kb/s)", @@ -713,7 +726,7 @@ int handle_flash_write_image_command(struct command_context_s *cmd_ctx, char *cm int handle_flash_fill_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) { - int err = ERROR_OK; + int err = ERROR_OK, retval; u32 address; u32 pattern; u32 count; @@ -803,7 +816,12 @@ int handle_flash_fill_command(struct command_context_s *cmd_ctx, char *cmd, char } } - duration_stop_measure(&duration, &duration_text); + if ((retval = duration_stop_measure(&duration, &duration_text)) != ERROR_OK) + { + free(duration_text); + return retval; + } + if(err == ERROR_OK) { @@ -829,7 +847,7 @@ int handle_flash_write_bank_command(struct command_context_s *cmd_ctx, char *cmd duration_t duration; char *duration_text; - int retval; + int retval, retvaltemp; flash_bank_t *p; if (argc != 3) @@ -865,7 +883,12 @@ int handle_flash_write_bank_command(struct command_context_s *cmd_ctx, char *cmd free(buffer); buffer = NULL; - duration_stop_measure(&duration, &duration_text); + if ((retvaltemp = duration_stop_measure(&duration, &duration_text)) != ERROR_OK) + { + free(duration_text); + fileio_close(&fileio); + return retvaltemp; + } if (retval!=ERROR_OK) { command_print(cmd_ctx, "wrote %"PRIi64" byte from file %s to flash bank %i at offset 0x%8.8x in %s (%f kb/s)", diff --git a/src/server/gdb_server.c b/src/server/gdb_server.c index 69e91dbe..562eb13a 100644 --- a/src/server/gdb_server.c +++ b/src/server/gdb_server.c @@ -335,7 +335,10 @@ int gdb_put_packet_inner(connection_t *connection, char *buffer, int len) local_buffer[len++] = '#'; local_buffer[len++] = DIGITS[(my_checksum >> 4) & 0xf]; local_buffer[len++] = DIGITS[my_checksum & 0xf]; - gdb_write(connection, local_buffer, len); + if((retval = gdb_write(connection, local_buffer, len)) != ERROR_OK) + { + return retval; + } } else { @@ -344,9 +347,18 @@ int gdb_put_packet_inner(connection_t *connection, char *buffer, int len) local_buffer[1] = '#'; local_buffer[2] = DIGITS[(my_checksum >> 4) & 0xf]; local_buffer[3] = DIGITS[my_checksum & 0xf]; - gdb_write(connection, local_buffer, 1); - gdb_write(connection, buffer, len); - gdb_write(connection, local_buffer+1, 3); + if((retval = gdb_write(connection, local_buffer, 1)) != ERROR_OK) + { + return retval; + } + if((retval = gdb_write(connection, buffer, len)) != ERROR_OK) + { + return retval; + } + if((retval = gdb_write(connection, local_buffer+1, 3)) != ERROR_OK) + { + return retval; + } } if (gdb_con->noack_mode) @@ -589,7 +601,10 @@ int gdb_get_packet_inner(connection_t *connection, char *buffer, int *len) } if (checksum_ok) { - gdb_write(connection, "+", 1); + if ((retval = gdb_write(connection, "+", 1)) != ERROR_OK) + { + return retval; + } break; } } @@ -624,10 +639,10 @@ int gdb_output_con(connection_t *connection, const char* line) snprintf(hex_buffer + 1 + i*2, 3, "%2.2x", line[i]); hex_buffer[bin_size*2+1] = 0; - gdb_put_packet(connection, hex_buffer, bin_size*2 + 1); + int retval = gdb_put_packet(connection, hex_buffer, bin_size*2 + 1); free(hex_buffer); - return ERROR_OK; + return retval; } int gdb_output(struct command_context_s *context, const char* line) @@ -676,6 +691,7 @@ static void gdb_frontend_halted(struct target_s *target, connection_t *connectio int gdb_target_callback_event_handler(struct target_s *target, enum target_event event, void *priv) { + int retval; connection_t *connection = priv; target_handle_event( target, event ); @@ -686,7 +702,10 @@ int gdb_target_callback_event_handler(struct target_s *target, enum target_event break; case TARGET_EVENT_GDB_FLASH_ERASE_START: target_handle_event( target, TARGET_EVENT_OLD_gdb_program_config ); - jtag_execute_queue(); + if((retval = jtag_execute_queue()) != ERROR_OK) + { + return retval; + } break; default: break; @@ -768,7 +787,7 @@ int gdb_new_connection(connection_t *connection) return ERROR_OK; } -int gdb_connection_closed(connection_t *connection) +void gdb_connection_closed(connection_t *connection) { gdb_service_t *gdb_service = connection->service->priv; gdb_connection_t *gdb_connection = connection->priv; @@ -798,7 +817,6 @@ int gdb_connection_closed(connection_t *connection) log_remove_callback(gdb_log_callback, connection); target_call_event_callbacks(gdb_service->target, TARGET_EVENT_GDB_DETACH ); - return ERROR_OK; } void gdb_send_error(connection_t *connection, u8 the_error) @@ -1818,6 +1836,7 @@ int gdb_v_packet(connection_t *connection, target_t *target, char *packet, int p if (strstr(packet, "vFlashWrite:")) { + int retval; unsigned long addr; unsigned long length; char *parse = packet + 12; @@ -1843,7 +1862,10 @@ int gdb_v_packet(connection_t *connection, target_t *target, char *packet, int p } /* create new section with content from packet buffer */ - image_add_section(gdb_connection->vflash_image, addr, length, 0x0, (u8*)parse); + if((retval = image_add_section(gdb_connection->vflash_image, addr, length, 0x0, (u8*)parse)) != ERROR_OK) + { + return retval; + } gdb_put_packet(connection, "OK", 2); diff --git a/src/target/armv7m.c b/src/target/armv7m.c index ae4d82ba..6dc224f9 100644 --- a/src/target/armv7m.c +++ b/src/target/armv7m.c @@ -216,7 +216,7 @@ int armv7m_read_core_reg(struct target_s *target, int num) armv7m->core_cache->reg_list[num].valid = 1; armv7m->core_cache->reg_list[num].dirty = 0; - return ERROR_OK; + return retval; } int armv7m_write_core_reg(struct target_s *target, int num) @@ -372,10 +372,19 @@ int armv7m_run_algorithm(struct target_s *target, int num_mem_params, mem_param_ /* This code relies on the target specific resume() and poll()->debug_entry() sequence to write register values to the processor and the read them back */ - target_resume(target, 0, entry_point, 1, 1); - target_poll(target); + if((retval = target_resume(target, 0, entry_point, 1, 1)) != ERROR_OK) + { + return retval; + } + if((retval = target_poll(target)) != ERROR_OK) + { + return retval; + } - target_wait_state(target, TARGET_HALTED, timeout_ms); + if((retval = target_wait_state(target, TARGET_HALTED, timeout_ms)) != ERROR_OK) + { + return retval; + } if (target->state != TARGET_HALTED) { if ((retval=target_halt(target))!=ERROR_OK) @@ -401,7 +410,10 @@ int armv7m_run_algorithm(struct target_s *target, int num_mem_params, mem_param_ for (i = 0; i < num_mem_params; i++) { if (mem_params[i].direction != PARAM_OUT) - target_read_buffer(target, mem_params[i].address, mem_params[i].size, mem_params[i].value); + if((retval = target_read_buffer(target, mem_params[i].address, mem_params[i].size, mem_params[i].value)) != ERROR_OK) + { + return retval; + } } /* Copy core register values to reg_params[] */ @@ -575,7 +587,10 @@ int armv7m_checksum_memory(struct target_s *target, u32 address, u32 count, u32* /* convert flash writing code into a buffer in target endianness */ for (i = 0; i < (sizeof(cortex_m3_crc_code)/sizeof(u16)); i++) - target_write_u16(target, crc_algorithm->address + i*sizeof(u16), cortex_m3_crc_code[i]); + if((retval = target_write_u16(target, crc_algorithm->address + i*sizeof(u16), cortex_m3_crc_code[i])) != ERROR_OK) + { + return retval; + } armv7m_info.common_magic = ARMV7M_COMMON_MAGIC; armv7m_info.core_mode = ARMV7M_MODE_ANY; -- 2.39.2