Merge pull request #39 from esp-cpp/fix/cart-destructor

fix(cart): made destructor virtual to be overridden by subclasses

CMakeLists.txt

@@ -18,11 +18,60 @@ set(GBC_COMPONENTS "gbc")
 ### SMS ###
 # set(SMS_COMPONENTS "sms")
 
+### SNES ###
+# set(SNES_COMPONENTS "snes")
+
+### MSX ###
+# set(MSX_COMPONENTS "msx")
+
+### DOOM ###
+# set(DOOM_COMPONENTS "doom")
+
 add_compile_definitions(BOARD_HAS_PSRAM)
 
+# if NES_COMPONENTS is set, add compile definitions for the NES
+if(NES_COMPONENTS)
+  add_compile_definitions(ENABLE_NES)
+endif()
+
+# if GBC_COMPONENTS is set, add compile definitions for the GBC
+if(GBC_COMPONENTS)
+  add_compile_definitions(ENABLE_GBC)
+endif()
+
+# if SMS_COMPONENTS is set, add compile definitions for the SMS
+if(SMS_COMPONENTS)
+  add_compile_definitions(ENABLE_SMS)
+endif()
+
+# if SNES_COMPONENTS is set, add compile definitions for the SNES
+if(SNES_COMPONENTS)
+  add_compile_definitions(ENABLE_SNES)
+endif()
+
+# if MSX_COMPONENTS is set, add compile definitions for the MSX
+if(MSX_COMPONENTS)
+  add_compile_definitions(ENABLE_MSX)
+endif()
+
+# if DOOM_COMPONENTS is set, add compile definitions for the DOOM
+if(DOOM_COMPONENTS)
+  add_compile_definitions(ENABLE_DOOM)
+endif()
+
+# make the components list for the emulators we want
+set(EMULATOR_COMPONENTS
+  ${NES_COMPONENTS}
+  ${GBC_COMPONENTS}
+  ${SMS_COMPONENTS}
+  ${SNES_COMPONENTS}
+  ${MSX_COMPONENTS}
+  ${DOOM_COMPONENTS}
+  )
+
 set(
   COMPONENTS
-  "main esptool_py esp_lcd esp_psram task format display display_drivers monitor esp-idf-cxx ${NES_COMPONENTS} ${GBC_COMPONENTS} ${SMS_COMPONENTS} box-emu-hal gui menu"
+  "main esptool_py esp_lcd esp_psram task format display display_drivers monitor esp-idf-cxx ${EMULATOR_COMPONENTS} box-emu-hal gui menu"
   CACHE STRING
   "List of components to include"
   )

README.md

@@ -50,8 +50,11 @@ This project has the following features (still WIP):
  - [x] Runnable emulators (automatically selected by rom extension):
    - [x] NES emulator (~100 FPS running Legend of Zelda)
    - [x] GB/GBC emulator (~100 FPS running Link's Awakening DX (GBC))
+   - [ ] MSX emulator
+   - [ ] Sega Master System (SMS) / GameGear (GG) emulator
+   - [ ] Sega Mega Drive / Genesis emulator
    - [ ] SNES emulator
-   - [ ] SMS / Genesis emulator
+   - [ ] Doom emulator
  - [x] uSD card (FAT) filesystem over SPI
  - [x] Memory mapping of selected rom data from storage into raw data partition
        (SPIFLASH)

components/box-emu-hal/src/spi_lcd.cpp

@@ -10,6 +10,7 @@
 using namespace box_hal;
 
 static spi_device_handle_t spi;
+static spi_device_interface_config_t devcfg;
 
 static constexpr size_t pixel_buffer_size = display_width*NUM_ROWS_IN_FRAME_BUFFER;
 std::shared_ptr<espp::Display> display;
@@ -27,7 +28,7 @@ static constexpr int DC_LEVEL_BIT = (1 << (int)espp::display_drivers::Flags::DC_
 // This function is called (in irq context!) just before a transmission starts.
 // It will set the D/C line to the value indicated in the user field
 // (DC_LEVEL_BIT).
-static void lcd_spi_pre_transfer_callback(spi_transaction_t *t)
+static void IRAM_ATTR lcd_spi_pre_transfer_callback(spi_transaction_t *t)
 {
     uint32_t user_flags = (uint32_t)(t->user);
     bool dc_level = user_flags & DC_LEVEL_BIT;
@@ -37,7 +38,7 @@ static void lcd_spi_pre_transfer_callback(spi_transaction_t *t)
 // This function is called (in irq context!) just after a transmission ends. It
 // will indicate to lvgl that the next flush is ready to be done if the
 // FLUSH_BIT is set.
-static void lcd_spi_post_transfer_callback(spi_transaction_t *t)
+static void IRAM_ATTR lcd_spi_post_transfer_callback(spi_transaction_t *t)
 {
     uint16_t user_flags = (uint32_t)(t->user);
     bool should_flush = user_flags & FLUSH_BIT;
@@ -46,20 +47,6 @@ static void lcd_spi_post_transfer_callback(spi_transaction_t *t)
         lv_disp_flush_ready(disp->driver);
     }
 }
-
-extern "C" void lcd_write(const uint8_t *data, size_t length, uint32_t user_data) {
-    if (length == 0) {
-        return;
-    }
-    esp_err_t ret;
-    static spi_transaction_t t;
-    memset(&t, 0, sizeof(t));
-    t.length = length * 8;
-    t.tx_buffer = data;
-    t.user = (void*)user_data;
-    ret=spi_device_polling_transmit(spi, &t);
-}
-
 // Transaction descriptors. Declared static so they're not allocated on the
 // stack; we need this memory even when this function is finished because the
 // SPI driver needs access to it even while we're already calculating the next
@@ -74,7 +61,7 @@ static void lcd_wait_lines() {
     // fmt::print("Waiting for {} queued transactions\n", num_queued_trans);
     // Wait for all transactions to be done and get back the results.
     while (num_queued_trans) {
-        ret=spi_device_get_trans_result(spi, &rtrans, 10 / portTICK_PERIOD_MS);
+        ret = spi_device_get_trans_result(spi, &rtrans, 10 / portTICK_PERIOD_MS);
         if (ret != ESP_OK) {
             fmt::print("Could not get trans result: {} '{}'\n", ret, esp_err_to_name(ret));
         }
@@ -83,6 +70,27 @@ static void lcd_wait_lines() {
     }
 }
 
+
+extern "C" void lcd_write(const uint8_t *data, size_t length, uint32_t user_data) {
+    if (length == 0) {
+        return;
+    }
+    lcd_wait_lines();
+    esp_err_t ret;
+    trans[0].length = length * 8;
+    trans[0].user = (void*)user_data;
+    trans[0].tx_buffer = data;
+    trans[0].flags = 0; // maybe look at the length of data (<=32 bits) and see
+                        // if we should use SPI_TRANS_USE_TXDATA and copy the
+                        // data into the tx_data field
+    ret = spi_device_queue_trans(spi, &trans[0], 10 / portTICK_PERIOD_MS);
+    if (ret != ESP_OK) {
+        fmt::print("Couldn't queue trans: {} '{}'\n", ret, esp_err_to_name(ret));
+    } else {
+        num_queued_trans++;
+    }
+}
+
 extern "C" void lcd_send_lines(int xs, int ys, int xe, int ye, const uint8_t *data, uint32_t user_data) {
     // if we haven't waited by now, wait here...
     lcd_wait_lines();
@@ -119,7 +127,7 @@ extern "C" void lcd_send_lines(int xs, int ys, int xe, int ye, const uint8_t *da
     trans[5].tx_buffer = data;
     trans[5].length = length*8;
     // undo SPI_TRANS_USE_TXDATA flag
-    trans[5].flags = 0; // SPI_TRANS_DMA_BUFFER_ALIGN_MANUAL;
+    trans[5].flags = SPI_TRANS_DMA_BUFFER_ALIGN_MANUAL;
     // we need to keep the dc bit set, but also add our flags
     trans[5].user = (void*)(DC_LEVEL_BIT | user_data);
     //Queue all transactions.
@@ -188,9 +196,8 @@ extern "C" void lcd_init() {
     buscfg.sclk_io_num = lcd_sclk;
     buscfg.quadwp_io_num = -1;
     buscfg.quadhd_io_num = -1;
-    buscfg.max_transfer_sz = display_width * display_height * sizeof(lv_color_t) + 8;
+    buscfg.max_transfer_sz = pixel_buffer_size * sizeof(lv_color_t) + 10;
 
-    static spi_device_interface_config_t devcfg;
     memset(&devcfg, 0, sizeof(devcfg));
     devcfg.mode = 0;
     // devcfg.flags = SPI_DEVICE_NO_RETURN_RESULT;

components/gbc/gnuboy/include/gnuboy/gnuboy.h

@@ -1,17 +1,4 @@
-#ifndef __GNUBOY_H__
-#define __GNUBOY_H__
-
-#ifndef DIRSEP
-    #ifdef DINGOO_NATIVE
-        #define DIRSEP "\\"
-        #define DIRSEP_CHAR '\\'
-    #else /* DINGOO_NATIVE */
-        /* define Unix style path seperator */
-        /* probably could do this better with # string literal macro trick ... for now duplicate */
-        #define DIRSEP "/"
-        #define DIRSEP_CHAR '/'
-    #endif /* DINGOO_NATIVE */
-#endif /* DIRSEP */
+#pragma once
 
 void ev_poll();
 void vid_close();
@@ -21,9 +8,6 @@ void vid_begin();
 void vid_end();
 void vid_setpal(int i, int r, int g, int b);
 void vid_settitle(char *title);
-#ifndef GNUBOY_NO_SCREENSHOT
-int  vid_screenshot(char *filename);
-#endif /*GNUBOY_NO_SCREENSHOT */
 
 void sys_sleep(int us);
 void *sys_timer();
@@ -33,27 +17,13 @@ int  sys_elapsed(void *in_ptr);
 void pcm_init();
 int  pcm_submit();
 void pcm_close();
-#ifdef GNUBOY_HARDWARE_VOLUME
-void pcm_volume(int volume); /* volume should be specified in percent 0-100 */
-#endif /* GNBOY_HARDWARE_VOLUME */
 
 void sys_checkdir(char *path, int wr);
 void sys_sanitize(char *s);
 void sys_initpath(char *exe);
 void doevents();
 void die(char *fmt, ...);
 
-#ifndef GNUBOY_NO_PRINTF
-#define debug_printf_init()
-#define debug_printf printf
-#else
-void debug_printf_init();
-void debug_printf(char *fmt, ...);
-#endif /* GNUBOY_HAVE_PRINTF */
-
-/* FIXME this header files is a poor location for the following prototypes */
-/*------------------------------------------*/
-
 /* emu.c */
 void emu_reset();
 void emu_run();
@@ -63,39 +33,7 @@ void emu_step();
 #include "gnuboy/defs.h" /* need byte for below */
 void hw_interrupt(byte i, byte mask);
 
-/* palette.c */
-void pal_set332();
-void pal_expire();
-void pal_release(byte n);
-byte pal_getcolor(int c, int r, int g, int b);
-
 /* save.c */
 #include <stdio.h> /* need FILE for below */
 void savestate(FILE *f);
 void loadstate(FILE *f);
-
-/* inflate.c */
-int unzip (const unsigned char *data, long *p, void (* callback) (unsigned char d));
-
-/* split.c */
-int splitline(char **argv, int max, char *line);
-
-/* refresh.c */
-void refresh_1(byte *dest, byte *src, byte *pal, int cnt);
-void refresh_2(un16 *dest, byte *src, un16 *pal, int cnt);
-void refresh_3(byte *dest, byte *src, un32 *pal, int cnt);
-void refresh_4(un32 *dest, byte *src, un32 *pal, int cnt);
-void refresh_2_3x(un16 *dest, byte *src, un16 *pal, int cnt);
-void refresh_3_2x(byte *dest, byte *src, un32 *pal, int cnt);
-void refresh_3_3x(byte *dest, byte *src, un32 *pal, int cnt);
-void refresh_3_4x(byte *dest, byte *src, un32 *pal, int cnt);
-void refresh_4_2x(un32 *dest, byte *src, un32 *pal, int cnt);
-void refresh_4_3x(un32 *dest, byte *src, un32 *pal, int cnt);
-void refresh_4_4x(un32 *dest, byte *src, un32 *pal, int cnt);
-
-/* path.c */
-char *path_search(char *name, char *mode, char *path);
-
-/*------------------------------------------*/
-
-#endif /* __GNUBOY_H__ */

components/gbc/gnuboy/include/gnuboy/mem.h

@@ -30,7 +30,7 @@ struct mbc
 
 struct rom
 {
-	byte (* bank)[16384];
+	byte (*bank)[16384];
 	char name[20];
 	int length;
 };