diff options
Diffstat (limited to 'gdbstub.c')
| -rw-r--r-- | gdbstub.c | 48 |
1 files changed, 32 insertions, 16 deletions
@@ -1731,6 +1731,30 @@ static void handle_write_mem(GdbCmdContext *gdb_ctx, void *user_ctx) put_packet(gdb_ctx->s, "OK"); } +static void handle_read_mem(GdbCmdContext *gdb_ctx, void *user_ctx) +{ + if (gdb_ctx->num_params != 2) { + put_packet(gdb_ctx->s, "E22"); + return; + } + + /* memtohex() doubles the required space */ + if (gdb_ctx->params[1].val_ull > MAX_PACKET_LENGTH / 2) { + put_packet(gdb_ctx->s, "E22"); + return; + } + + if (target_memory_rw_debug(gdb_ctx->s->g_cpu, gdb_ctx->params[0].val_ull, + gdb_ctx->mem_buf, + gdb_ctx->params[1].val_ull, false)) { + put_packet(gdb_ctx->s, "E14"); + return; + } + + memtohex(gdb_ctx->str_buf, gdb_ctx->mem_buf, gdb_ctx->params[1].val_ull); + put_packet(gdb_ctx->s, gdb_ctx->str_buf); +} + static int gdb_handle_packet(GDBState *s, const char *line_buf) { CPUState *cpu; @@ -1920,22 +1944,14 @@ static int gdb_handle_packet(GDBState *s, const char *line_buf) put_packet(s, "OK"); break; case 'm': - addr = strtoull(p, (char **)&p, 16); - if (*p == ',') - p++; - len = strtoull(p, NULL, 16); - - /* memtohex() doubles the required space */ - if (len > MAX_PACKET_LENGTH / 2) { - put_packet (s, "E22"); - break; - } - - if (target_memory_rw_debug(s->g_cpu, addr, mem_buf, len, false) != 0) { - put_packet (s, "E14"); - } else { - memtohex(buf, mem_buf, len); - put_packet(s, buf); + { + static const GdbCmdParseEntry read_mem_cmd_desc = { + .handler = handle_read_mem, + .cmd = "m", + .cmd_startswith = 1, + .schema = "L,L0" + }; + cmd_parser = &read_mem_cmd_desc; } break; case 'M': |