diff options
| -rw-r--r-- | src/server/gdb_server.c | 38 | ||||
| -rw-r--r-- | src/server/gdb_server.h | 1 |
2 files changed, 31 insertions, 8 deletions
diff --git a/src/server/gdb_server.c b/src/server/gdb_server.c index 356483d2..87333464 100644 --- a/src/server/gdb_server.c +++ b/src/server/gdb_server.c @@ -2,7 +2,7 @@ * Copyright (C) 2005 by Dominic Rath * * Dominic.Rath@gmx.de * * * - * Copyright (C) 2007,2008 Øyvind Harboe * + * Copyright (C) 2007,2008 Øyvind Harboe * * oyvind.harboe@zylin.com * * * * This program is free software; you can redistribute it and/or modify * @@ -338,7 +338,10 @@ int gdb_put_packet_inner(connection_t *connection, char *buffer, int len) gdb_write(connection, buffer, len); gdb_write(connection, local_buffer+1, 3); } - + + if (gdb_con->noack_mode) + break; + if ((retval = gdb_get_char(connection, &reply)) != ERROR_OK) return retval; @@ -477,7 +480,8 @@ int gdb_get_packet_inner(connection_t *connection, char *buffer, int *len) i++; my_checksum += character & 0xff; buffer[count++] = (character ^ 0x20) & 0xff; - } else + } + else { my_checksum += character & 0xff; buffer[count++] = character & 0xff; @@ -515,7 +519,6 @@ int gdb_get_packet_inner(connection_t *connection, char *buffer, int *len) my_checksum += character & 0xff; buffer[count++] = character & 0xff; } - } *len = count; @@ -530,12 +533,22 @@ int gdb_get_packet_inner(connection_t *connection, char *buffer, int *len) if (my_checksum == strtoul(checksum, NULL, 16)) { + if (gdb_con->noack_mode) + break; gdb_write(connection, "+", 1); break; } - LOG_WARNING("checksum error, requesting retransmission"); - gdb_write(connection, "-", 1); + if (!gdb_con->noack_mode) + { + LOG_WARNING("checksum error, requesting retransmission"); + gdb_write(connection, "-", 1); + } + else + { + LOG_WARNING("checksum error, no-ack-mode"); + break; + } } if (gdb_con->closed) return ERROR_SERVER_REMOTE_CLOSED; @@ -664,6 +677,7 @@ int gdb_new_connection(connection_t *connection) gdb_connection->vflash_image = NULL; gdb_connection->closed = 0; gdb_connection->busy = 0; + gdb_connection->noack_mode = 0; /* send ACK to GDB for debug request */ gdb_write(connection, "+", 1); @@ -1459,7 +1473,8 @@ static int compare_bank (const void * a, const void * b) int gdb_query_packet(connection_t *connection, target_t *target, char *packet, int packet_size) { command_context_t *cmd_ctx = connection->cmd_ctx; - + gdb_connection_t *gdb_connection = connection->priv; + if (strstr(packet, "qRcmd,")) { if (packet_size > 6) @@ -1536,7 +1551,7 @@ int gdb_query_packet(connection_t *connection, target_t *target, char *packet, i int size = 0; xml_printf(&retval, &buffer, &pos, &size, - "PacketSize=%x;qXfer:memory-map:read%c;qXfer:features:read-", + "PacketSize=%x;qXfer:memory-map:read%c;qXfer:features:read-;QStartNoAckMode+", (GDB_BUFFER_SIZE - 1), ((gdb_use_memory_map == 1)&&(flash_get_bank_count()>0)) ? '+' : '-'); if (retval != ERROR_OK) @@ -1696,6 +1711,12 @@ int gdb_query_packet(connection_t *connection, target_t *target, char *packet, i free(xml); return ERROR_OK; } + else if (strstr(packet, "QStartNoAckMode")) + { + gdb_connection->noack_mode = 1; + gdb_put_packet(connection, "OK", 2); + return ERROR_OK; + } gdb_put_packet(connection, "", 0); return ERROR_OK; @@ -1917,6 +1938,7 @@ int gdb_input_inner(connection_t *connection) gdb_put_packet(connection, NULL, 0); break; case 'q': + case 'Q': retval = gdb_query_packet(connection, target, packet, packet_size); break; case 'g': diff --git a/src/server/gdb_server.h b/src/server/gdb_server.h index 943d9d97..7192be6d 100644 --- a/src/server/gdb_server.h +++ b/src/server/gdb_server.h @@ -39,6 +39,7 @@ typedef struct gdb_connection_s image_t *vflash_image; int closed; int busy; + int noack_mode; } gdb_connection_t; typedef struct gdb_service_s |