Feat/linker fragments

components/box-emu/CMakeLists.txt

@@ -10,8 +10,6 @@ idf_component_register(
   "hal"
   "usb"
   "esp_tinyusb"
-  "spi_flash"
-  "nvs_flash"
   "codec"
   "adc"
   "aw9523"

components/box-emu/include/box-emu.hpp

@@ -3,8 +3,6 @@
 #include <sdkconfig.h>
 
 #include <esp_err.h>
-#include <nvs_flash.h>
-#include <spi_flash_mmap.h>
 #include <esp_partition.h>
 #include <esp_vfs_fat.h>
 #include <sdmmc_cmd.h>
@@ -155,7 +153,7 @@ class BoxEmu : public espp::BaseComponent {
   int x_offset() const;
   int y_offset() const;
   const uint16_t *palette() const;
-  bool video_task_callback(std::mutex &m, std::condition_variable &cv);
+  bool video_task_callback(std::mutex &m, std::condition_variable &cv, bool &task_notified);
 
   class InputBase {
   public:
@@ -279,7 +277,7 @@ class BoxEmu : public espp::BaseComponent {
   static constexpr gpio_num_t sdcard_sclk = GPIO_NUM_12;
   static constexpr auto sdcard_spi_num = SPI3_HOST;
 
-  static constexpr int num_rows_in_framebuffer = 50;
+  static constexpr int num_rows_in_framebuffer = 30;
 
   Version version_{Version::UNKNOWN};
 
@@ -315,7 +313,7 @@ class BoxEmu : public espp::BaseComponent {
 
   // video
   std::atomic<VideoSetting> video_setting_{VideoSetting::FIT};
-  std::shared_ptr<espp::Task> video_task_{nullptr};
+  std::unique_ptr<espp::Task> video_task_{nullptr};
   QueueHandle_t video_queue_{nullptr};
 
   size_t display_width_{espp::EspBox::lcd_width()};

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

@@ -459,12 +459,15 @@ bool BoxEmu::initialize_video() {
   logger_.info("initializing video task");
 
   video_queue_ = xQueueCreate(1, sizeof(uint16_t*));
-  video_task_ = std::make_shared<espp::Task>(espp::Task::Config{
-      .name = "video task",
-      .callback = std::bind(&BoxEmu::video_task_callback, this, std::placeholders::_1, std::placeholders::_2),
-      .stack_size_bytes = 4*1024,
-      .priority = 20,
-      .core_id = 1
+  using namespace std::placeholders;
+  video_task_ = espp::Task::make_unique({
+      .callback = std::bind(&BoxEmu::video_task_callback, this, _1, _2, _3),
+      .task_config = {
+        .name = "video task",
+        .stack_size_bytes = 4*1024,
+        .priority = 20,
+        .core_id = 1
+      },
     });
   video_task_->start();
 
@@ -715,7 +718,7 @@ const uint16_t* BoxEmu::palette() const {
   return palette_;
 }
 
-bool BoxEmu::video_task_callback(std::mutex &m, std::condition_variable& cv) {
+bool BoxEmu::video_task_callback(std::mutex &m, std::condition_variable& cv, bool &task_notified) {
   const void *_frame_ptr;
   if (xQueueReceive(video_queue_, &_frame_ptr, portMAX_DELAY) != pdTRUE) {
     return false;

components/gbc/CMakeLists.txt

@@ -2,6 +2,7 @@ idf_component_register(
   INCLUDE_DIRS "include"
   SRC_DIRS "src" "gnuboy/src"
   PRIV_INCLUDE_DIRS "gnuboy/include"
+  # LDFRAGMENTS "linker.lf"
   REQUIRES "box-emu" "statistics"
   )
 

components/gbc/gnuboy/src/cpu.c

@@ -279,7 +279,7 @@ void cpu_reset()
 /* FIXME: employ common unit to drive whatever_advance(),
 	(double-speed machine cycles (2MHz) is a good candidate)
 	handle differences in place */
-void IRAM_ATTR div_advance(int cnt)
+void div_advance(int cnt)
 {
 	cpu.div += (cnt<<1);
 	if (cpu.div >= 256)
@@ -295,7 +295,7 @@ void IRAM_ATTR div_advance(int cnt)
 /* FIXME: employ common unit to drive whatever_advance(),
 	(double-speed machine cycles (2MHz) is a good candidate)
 	handle differences in place */
-void IRAM_ATTR timer_advance(int cnt)
+void timer_advance(int cnt)
 {
 	int unit, tima;
 
@@ -336,7 +336,7 @@ inline void sound_advance(int cnt)
 }
 
 /* cnt - time to emulate, expressed in 2MHz units */
-void IRAM_ATTR cpu_timers(int cnt)
+void cpu_timers(int cnt)
 {
 	div_advance(cnt << cpu.speed);
 	timer_advance(cnt << cpu.speed);
@@ -351,7 +351,7 @@ void IRAM_ATTR cpu_timers(int cnt)
 	returns number of cycles skipped
 */
 /* FIXME: bring cpu_timers() out, make caller advance system */
-int IRAM_ATTR cpu_idle(int max)
+int cpu_idle(int max)
 {
 	int cnt, unit;
 
@@ -397,7 +397,7 @@ int IRAM_ATTR cpu_idle(int max)
 	Might emulate up to cycles+(11) time units (longest op takes 12
 	cycles in single-speed mode)
 */
-int IRAM_ATTR cpu_emulate(int cycles)
+int cpu_emulate(int cycles)
 {
 	int i;
 	byte op, cbop;
@@ -970,7 +970,7 @@ int IRAM_ATTR cpu_emulate(int cycles)
 
 #ifndef ASM_CPU_STEP
 /* Outdated equivalent of emu.c:emu_step() probably? Doesn't seem to be used. */
-int IRAM_ATTR cpu_step(int max)
+int cpu_step(int max)
 {
 	int cnt;
 	if ((cnt = cpu_idle(max))) return cnt;

components/gbc/gnuboy/src/hw.c

@@ -24,7 +24,7 @@ struct hw hw;
  * lines that transition from low to high.
  */
 
-void IRAM_ATTR hw_interrupt(byte i, byte mask)
+void hw_interrupt(byte i, byte mask)
 {
 	byte oldif = R_IF;
 	i &= 0x1F & mask;
@@ -47,7 +47,7 @@ void IRAM_ATTR hw_interrupt(byte i, byte mask)
  * stall the cpu are necessary.
  */
 
-void IRAM_ATTR hw_dma(byte b)
+void hw_dma(byte b)
 {
 	int i;
 	addr a;
@@ -59,7 +59,7 @@ void IRAM_ATTR hw_dma(byte b)
 
 
 
-void IRAM_ATTR hw_hdma_cmd(byte c)
+void hw_hdma_cmd(byte c)
 {
 	int cnt;
 	addr sa;
@@ -90,7 +90,7 @@ void IRAM_ATTR hw_hdma_cmd(byte c)
 }
 
 
-void IRAM_ATTR hw_hdma()
+void hw_hdma()
 {
 	int cnt;
 	addr sa;
@@ -116,7 +116,7 @@ void IRAM_ATTR hw_hdma()
  * interrupt line) if a transition has been made.
  */
 
-void IRAM_ATTR pad_refresh()
+void pad_refresh()
 {
 	byte oldp1;
 	oldp1 = R_P1;

components/gbc/gnuboy/src/lcd.c

@@ -76,7 +76,7 @@ static byte *vdest;
 static byte pix[8];
 
 __attribute__((optimize("unroll-loops")))
-static const byte* IRAM_ATTR get_patpix(int i, int x)
+static const byte* get_patpix(int i, int x)
 {
 	const int index = i & 0x3ff; // 1024 entries
 	const int rotation = i >> 10; // / 1024;
@@ -151,7 +151,7 @@ static const short DRAM_ATTR wraptable[64] =
 	0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,-32
 };
 
-static void IRAM_ATTR tilebuf()
+static void tilebuf()
 {
 	int i, cnt;
 	int base;
@@ -245,7 +245,7 @@ static void IRAM_ATTR tilebuf()
 }
 
 
-static void IRAM_ATTR bg_scan()
+static void bg_scan()
 {
 	int cnt;
 	byte *src, *dest;
@@ -309,7 +309,7 @@ static void IRAM_ATTR bg_scan()
 		*(dest++) = *(src++);
 }
 
-static void IRAM_ATTR wnd_scan()
+static void wnd_scan()
 {
 	int cnt;
 	byte *src, *dest;
@@ -352,7 +352,7 @@ inline static int priused(void *attr)
 	return (int)((a[0]|a[1]|a[2]|a[3]|a[4]|a[5]|a[6]|a[7])&0x80808080);
 }
 
-static void IRAM_ATTR bg_scan_pri()
+static void bg_scan_pri()
 {
 	int cnt, i;
 	byte *src, *dest;
@@ -382,7 +382,7 @@ static void IRAM_ATTR bg_scan_pri()
 	memset(dest, src[i&31]&128, cnt);
 }
 
-static void IRAM_ATTR wnd_scan_pri()
+static void wnd_scan_pri()
 {
 	int cnt, i;
 	byte *src, *dest;
@@ -409,7 +409,7 @@ static void IRAM_ATTR wnd_scan_pri()
 }
 
 #ifndef ASM_BG_SCAN_COLOR
-static void IRAM_ATTR bg_scan_color()
+static void bg_scan_color()
 {
 	int cnt;
 	byte *src, *dest;
@@ -437,7 +437,7 @@ static void IRAM_ATTR bg_scan_color()
 }
 #endif
 
-static void IRAM_ATTR wnd_scan_color()
+static void wnd_scan_color()
 {
 	int cnt;
 	byte *src, *dest;
@@ -464,7 +464,7 @@ inline static void recolor(byte *buf, byte fill, int cnt)
 	while (cnt--) *(buf++) |= fill;
 }
 
-static void IRAM_ATTR spr_count()
+static void spr_count()
 {
 	int i;
 	struct obj *o;
@@ -487,7 +487,7 @@ static void IRAM_ATTR spr_count()
 
 static struct vissprite ts[16];
 
-static void IRAM_ATTR spr_enum()
+static void spr_enum()
 {
 	int i, j;
 	struct obj *o;
@@ -569,7 +569,7 @@ static void IRAM_ATTR spr_enum()
 
 static byte bgdup[256];
 
-static void IRAM_ATTR spr_scan()
+static void spr_scan()
 {
 	int i, x;
 	byte pal, b, ns = NS;
@@ -647,7 +647,7 @@ extern int frame;
 extern uint16_t* displayBuffer[2];
 int lastLcdDisabled = 0;
 
-void IRAM_ATTR lcd_refreshline()
+void lcd_refreshline()
 {
 	byte *dest;
 
@@ -751,7 +751,7 @@ inline void pal_write(int i, byte b)
 	}
 }
 
-void IRAM_ATTR pal_write_dmg(int i, int mapnum, byte d)
+void pal_write_dmg(int i, int mapnum, byte d)
 {
 	int j;
 	int * const cmap = dmg_pal[mapnum & 0x3];

components/gbc/gnuboy/src/lcdc.c

@@ -25,7 +25,7 @@
  * stat_trigger also updates bit 2 of R_STAT to reflect whether LY=LYC.
  */
 
-void IRAM_ATTR stat_trigger()
+void stat_trigger()
 {
 	static const int condbits[4] = { 0x08, 0x10, 0x20, 0x00 };
 	int flag = 0;
@@ -44,7 +44,7 @@ void IRAM_ATTR stat_trigger()
 	hw_interrupt(flag, IF_STAT);
 }
 
-void IRAM_ATTR stat_write(byte b)
+void stat_write(byte b)
 {
 	R_STAT = (R_STAT & 0x07) | (b & 0x78);
 	if (!hw.cgb && !(R_STAT & 2)) /* DMG STAT write bug => interrupt */
@@ -61,7 +61,7 @@ void IRAM_ATTR stat_write(byte b)
  */
  /* FIXME: function now will only lower vblank interrupt, description
 does not match anymore */
-static void IRAM_ATTR stat_change(int stat)
+static void stat_change(int stat)
 {
 	stat &= 3;
 	R_STAT = (R_STAT & 0x7C) | stat;
@@ -72,7 +72,7 @@ static void IRAM_ATTR stat_change(int stat)
 }
 
 
-void IRAM_ATTR lcdc_change(byte b)
+void lcdc_change(byte b)
 {
 	byte old = R_LCDC;
 	R_LCDC = b;
@@ -122,7 +122,7 @@ void IRAM_ATTR lcdc_change(byte b)
 /* lcdc_trans()
 	Main LCDC emulation routine
 */
-void IRAM_ATTR lcdc_trans()
+void lcdc_trans()
 {
 	/* FIXME: lacks clarity;
 	try and break into two switch() blocks

components/gbc/gnuboy/src/loader.c

@@ -4,7 +4,6 @@
 #include <time.h>
 #include <ctype.h>
 
-#include "nvs_flash.h"
 #include "esp_partition.h"
 #include "esp_system.h"
 #include "esp_heap_caps.h"