emu.c: info from cert: display isPython.

Author: adriweb

core/asic.h

@@ -16,6 +16,11 @@ typedef enum {
     TI82AEP = 2
 } emu_device_t;
 
+typedef enum {
+    TIMODEL_8384CE = 0x13,
+    TIMODEL_82AEP = 0x15
+} ti_model_t;
+
 typedef enum {
     ASIC_REV_AUTO = 0, /* Used only with set_asic_revision() */
     ASIC_REV_PRE_A = 1,

core/emu.c

@@ -100,6 +100,7 @@ emu_state_t emu_load(emu_data_t type, const char *path) {
         const uint8_t *data;
         uint32_t outer_field_size;
         uint32_t data_field_size;
+        ti_model_t model_id = TIMODEL_8384CE;
         emu_device_t device_type = TI84PCE;
         uint32_t offset;
         size_t size;
@@ -139,8 +140,8 @@ emu_state_t emu_load(emu_data_t type, const char *path) {
 
             /* Inner 0x801(0) field: calculator model */
             if (cert_field_get(outer, outer_field_size, &field_type, &data, &data_field_size)) break;
-            if (field_type != 0x8012 || (data[0] != 0x13 && data[0] != 0x15)) break;
-            const enum { MODEL_8384CE=0x13, MODEL_82AEP=0x15 } model_id = data[0];
+            if (field_type != 0x8012 || (data[0] != TIMODEL_8384CE && data[0] != TIMODEL_82AEP)) break;
+            model_id = (ti_model_t)data[0];
 
             /* Inner 0x802(0) field: skip. */
             data_field_size = outer_field_size - (data + data_field_size - outer);
@@ -177,23 +178,28 @@ emu_state_t emu_load(emu_data_t type, const char *path) {
             if (data[1] != 0 && data[1] != 1) break;
             const enum { DEVICE_84PCE=0, DEVICE_83PCE=1 } device_id = data[1];
 
-            gui_console_printf("[CEmu] Info from cert: Device type = 0x%02X (%s). Model = 0x%02X (%s).\n",
-                               device_id, (device_id == DEVICE_84PCE) ? "84+CE-like" : "83PCE-like",
-                               model_id, (model_id == MODEL_8384CE) ? "CE" : "82AEP");
-
-            if (model_id == MODEL_82AEP && device_id == DEVICE_83PCE) {
+            if (model_id == TIMODEL_82AEP && device_id == DEVICE_83PCE) {
                 device_type = TI82AEP;
                 gotType = true;
-            } else if (model_id == MODEL_8384CE && device_id == DEVICE_84PCE) {
+            } else if (model_id == TIMODEL_8384CE && device_id == DEVICE_84PCE) {
                 device_type = TI84PCE;
                 gotType = true;
-            } else if (model_id == MODEL_8384CE && device_id == DEVICE_83PCE) {
+            } else if (model_id == TIMODEL_8384CE && device_id == DEVICE_83PCE) {
                 device_type = TI83PCE;
                 gotType = true;
             } else {
                 gui_console_err_printf("[CEmu] Got model<->device discrepency!?\n");
             }
 
+            {
+                static const uint16_t python_path[] = { 0x0330, 0x0430 };
+                bool isPython = !cert_field_find_path(mem.flash.block + 0x3B0001, SIZE_FLASH_SECTOR_64K, python_path, 2, NULL, NULL);
+                gui_console_printf("[CEmu] Info from cert: Device type = 0x%02X (%s). Model = 0x%02X (%s). Is Python? %s.\n",
+                                   device_id, (device_id == DEVICE_84PCE) ? "84+CE-like" : "83PCE-like",
+                                   model_id, (model_id == TIMODEL_8384CE) ? "CE" : "82AEP",
+                                   isPython ? "Yes" : "No");
+            }
+
             gui_console_printf("[CEmu] Loaded ROM Image.\n");
             break;
         }