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Diffstat (limited to 'gdbstub/softmmu.c')
-rw-r--r--gdbstub/softmmu.c51
1 files changed, 51 insertions, 0 deletions
diff --git a/gdbstub/softmmu.c b/gdbstub/softmmu.c
index 7c180b7..ab2d182 100644
--- a/gdbstub/softmmu.c
+++ b/gdbstub/softmmu.c
@@ -414,8 +414,59 @@ void gdb_exit(int code)
}
/*
+ * Memory access
+ */
+static int phy_memory_mode;
+
+int gdb_target_memory_rw_debug(CPUState *cpu, hwaddr addr,
+ uint8_t *buf, int len, bool is_write)
+{
+ CPUClass *cc;
+
+ if (phy_memory_mode) {
+ if (is_write) {
+ cpu_physical_memory_write(addr, buf, len);
+ } else {
+ cpu_physical_memory_read(addr, buf, len);
+ }
+ return 0;
+ }
+
+ cc = CPU_GET_CLASS(cpu);
+ if (cc->memory_rw_debug) {
+ return cc->memory_rw_debug(cpu, addr, buf, len, is_write);
+ }
+
+ return cpu_memory_rw_debug(cpu, addr, buf, len, is_write);
+}
+
+
+/*
* Softmmu specific command helpers
*/
+
+void gdb_handle_query_qemu_phy_mem_mode(GArray *params,
+ void *user_ctx)
+{
+ g_string_printf(gdbserver_state.str_buf, "%d", phy_memory_mode);
+ gdb_put_strbuf();
+}
+
+void gdb_handle_set_qemu_phy_mem_mode(GArray *params, void *user_ctx)
+{
+ if (!params->len) {
+ gdb_put_packet("E22");
+ return;
+ }
+
+ if (!get_param(params, 0)->val_ul) {
+ phy_memory_mode = 0;
+ } else {
+ phy_memory_mode = 1;
+ }
+ gdb_put_packet("OK");
+}
+
void gdb_handle_query_rcmd(GArray *params, void *user_ctx)
{
const guint8 zero = 0;