Merge remote-tracking branch 'upstream/master' into infinity60

1 files changed, 224 insertions, 187 deletions

diff --git a/keyboards/ergodox/infinity/drivers/gdisp/st7565ergodox/gdisp_lld_ST7565.c b/keyboards/ergodox/infinity/drivers/gdisp/st7565ergodox/gdisp_lld_ST7565.c
index c33aea81a8..b04ad02935 100644
--- a/keyboards/ergodox/infinity/drivers/gdisp/st7565ergodox/gdisp_lld_ST7565.c
+++ b/keyboards/ergodox/infinity/drivers/gdisp/st7565ergodox/gdisp_lld_ST7565.c
@@ -20,16 +20,16 @@
 /*===========================================================================*/
 
 #ifndef GDISP_SCREEN_HEIGHT
-	#define GDISP_SCREEN_HEIGHT		32
+#define GDISP_SCREEN_HEIGHT		32
 #endif
 #ifndef GDISP_SCREEN_WIDTH
-	#define GDISP_SCREEN_WIDTH		128
+#define GDISP_SCREEN_WIDTH		128
 #endif
 #ifndef GDISP_INITIAL_CONTRAST
-	#define GDISP_INITIAL_CONTRAST	0
+#define GDISP_INITIAL_CONTRAST	35
 #endif
 #ifndef GDISP_INITIAL_BACKLIGHT
-	#define GDISP_INITIAL_BACKLIGHT	100
+#define GDISP_INITIAL_BACKLIGHT	100
 #endif
 
 #define GDISP_FLG_NEEDFLUSH			(GDISP_FLG_DRIVER<<0)
@@ -40,16 +40,16 @@
 /* Driver config defaults for backward compatibility.               	     */
 /*===========================================================================*/
 #ifndef ST7565_LCD_BIAS
-  #define ST7565_LCD_BIAS         ST7565_LCD_BIAS_7
+#define ST7565_LCD_BIAS         ST7565_LCD_BIAS_7
 #endif
 #ifndef ST7565_ADC
-  #define ST7565_ADC              ST7565_ADC_NORMAL
+#define ST7565_ADC              ST7565_ADC_NORMAL
 #endif
 #ifndef ST7565_COM_SCAN
-  #define ST7565_COM_SCAN         ST7565_COM_SCAN_INC
+#define ST7565_COM_SCAN         ST7565_COM_SCAN_INC
 #endif
 #ifndef ST7565_PAGE_ORDER
-  #define ST7565_PAGE_ORDER       0,1,2,3
+#define ST7565_PAGE_ORDER       0,1,2,3
 #endif
 
 /*===========================================================================*/
@@ -58,12 +58,24 @@
 
 typedef struct{
     bool_t buffer2;
+    uint8_t data_pos;
+    uint8_t data[16];
     uint8_t ram[GDISP_SCREEN_HEIGHT * GDISP_SCREEN_WIDTH / 8];
 }PrivData;
 
 // Some common routines and macros
 #define PRIV(g)                         ((PrivData*)g->priv)
 #define RAM(g)							(PRIV(g)->ram)
+
+static GFXINLINE void write_cmd(GDisplay* g, uint8_t cmd) {
+    PRIV(g)->data[PRIV(g)->data_pos++] = cmd;
+}
+
+static GFXINLINE void flush_cmd(GDisplay* g) {
+    write_data(g, PRIV(g)->data, PRIV(g)->data_pos);
+    PRIV(g)->data_pos = 0;
+}
+
 #define write_cmd2(g, cmd1, cmd2)		{ write_cmd(g, cmd1); write_cmd(g, cmd2); }
 #define write_cmd3(g, cmd1, cmd2, cmd3)	{ write_cmd(g, cmd1); write_cmd(g, cmd2); write_cmd(g, cmd3); }
 
@@ -86,207 +98,232 @@ typedef struct{
  */
 
 LLDSPEC bool_t gdisp_lld_init(GDisplay *g) {
-	// The private area is the display surface.
-	g->priv = gfxAlloc(sizeof(PrivData));
-	PRIV(g)->buffer2 = false;
-
-	// Initialise the board interface
-	init_board(g);
-
-	// Hardware reset
-	setpin_reset(g, TRUE);
-	gfxSleepMilliseconds(20);
-	setpin_reset(g, FALSE);
-	gfxSleepMilliseconds(20);
-
-	acquire_bus(g);
-    write_cmd(g, ST7565_DISPLAY_OFF);
-	write_cmd(g, ST7565_LCD_BIAS);
+    // The private area is the display surface.
+    g->priv = gfxAlloc(sizeof(PrivData));
+    PRIV(g)->buffer2 = false;
+    PRIV(g)->data_pos = 0;
+
+    // Initialise the board interface
+    init_board(g);
+
+    // Hardware reset
+    setpin_reset(g, TRUE);
+    gfxSleepMilliseconds(20);
+    setpin_reset(g, FALSE);
+    gfxSleepMilliseconds(20);
+    acquire_bus(g);
+    enter_cmd_mode(g);
+
+    write_cmd(g, ST7565_RESET);
+    write_cmd(g, ST7565_LCD_BIAS);
     write_cmd(g, ST7565_ADC);
     write_cmd(g, ST7565_COM_SCAN);
-    
-    write_cmd(g, ST7565_START_LINE | 0);
-
-	write_cmd(g, ST7565_RESISTOR_RATIO | 0x6);
-
-	// turn on voltage converter (VC=1, VR=0, VF=0)
-	write_cmd(g, ST7565_POWER_CONTROL | 0x04);
-	delay_ms(50);
 
-	// turn on voltage regulator (VC=1, VR=1, VF=0)
-	write_cmd(g, ST7565_POWER_CONTROL | 0x06);
-	delay_ms(50);
+    write_cmd(g, ST7565_RESISTOR_RATIO | 0x1);
+    write_cmd2(g, ST7565_CONTRAST, GDISP_INITIAL_CONTRAST);
 
-	// turn on voltage follower (VC=1, VR=1, VF=1)
-	write_cmd(g, ST7565_POWER_CONTROL | 0x07);
-	delay_ms(50);
+    // turn on internal power supply (VC=1, VR=1, VF=1)
+    write_cmd(g, ST7565_POWER_CONTROL | 0x07);
 
-	write_cmd(g, 0xE2);
-    write_cmd(g, ST7565_COM_SCAN);
-	write_cmd2(g, ST7565_CONTRAST, GDISP_INITIAL_CONTRAST*64/101);
-	//write_cmd2(g, ST7565_CONTRAST, 0);
-	write_cmd(g, ST7565_DISPLAY_ON);
-	write_cmd(g, ST7565_ALLON_NORMAL);
-	write_cmd(g, ST7565_INVERT_DISPLAY);
+    write_cmd(g, ST7565_INVERT_DISPLAY);
+    write_cmd(g, ST7565_ALLON_NORMAL);
 
-	write_cmd(g, ST7565_RMW);
+    write_cmd(g, ST7565_START_LINE | 0);
+    write_cmd(g, ST7565_RMW);
+    flush_cmd(g);
 
     // Finish Init
     post_init_board(g);
 
- 	// Release the bus
-	release_bus(g);
-
-	/* Initialise the GDISP structure */
-	g->g.Width = GDISP_SCREEN_WIDTH;
-	g->g.Height = GDISP_SCREEN_HEIGHT;
-	g->g.Orientation = GDISP_ROTATE_0;
-	g->g.Powermode = powerOn;
-	g->g.Backlight = GDISP_INITIAL_BACKLIGHT;
-	g->g.Contrast = GDISP_INITIAL_CONTRAST;
-	return TRUE;
+    // Release the bus
+    release_bus(g);
+
+    /* Initialise the GDISP structure */
+    g->g.Width = GDISP_SCREEN_WIDTH;
+    g->g.Height = GDISP_SCREEN_HEIGHT;
+    g->g.Orientation = GDISP_ROTATE_0;
+    g->g.Powermode = powerOff;
+    g->g.Backlight = GDISP_INITIAL_BACKLIGHT;
+    g->g.Contrast = GDISP_INITIAL_CONTRAST;
+    return TRUE;
 }
 
 #if GDISP_HARDWARE_FLUSH
-	LLDSPEC void gdisp_lld_flush(GDisplay *g) {
-		unsigned	p;
-
-		// Don't flush if we don't need it.
-		if (!(g->flags & GDISP_FLG_NEEDFLUSH))
-			return;
-
-		acquire_bus(g);
-		unsigned dstOffset = (PRIV(g)->buffer2 ? 4 : 0);
-		for (p = 0; p < 4; p++) {
-			write_cmd(g, ST7565_PAGE | (p + dstOffset));
-			write_cmd(g, ST7565_COLUMN_MSB | 0);
-			write_cmd(g, ST7565_COLUMN_LSB | 0);
-			write_cmd(g, ST7565_RMW);
-			write_data(g, RAM(g) + (p*GDISP_SCREEN_WIDTH), GDISP_SCREEN_WIDTH);
-		}
-		unsigned line = (PRIV(g)->buffer2 ? 32 : 0);
-        write_cmd(g, ST7565_START_LINE | line);
-        PRIV(g)->buffer2 = !PRIV(g)->buffer2;
-		release_bus(g);
-
-		g->flags &= ~GDISP_FLG_NEEDFLUSH;
-	}
+LLDSPEC void gdisp_lld_flush(GDisplay *g) {
+    unsigned	p;
+
+    // Don't flush if we don't need it.
+    if (!(g->flags & GDISP_FLG_NEEDFLUSH))
+        return;
+
+    acquire_bus(g);
+    enter_cmd_mode(g);
+    unsigned dstOffset = (PRIV(g)->buffer2 ? 4 : 0);
+    for (p = 0; p < 4; p++) {
+        write_cmd(g, ST7565_PAGE | (p + dstOffset));
+        write_cmd(g, ST7565_COLUMN_MSB | 0);
+        write_cmd(g, ST7565_COLUMN_LSB | 0);
+        write_cmd(g, ST7565_RMW);
+        flush_cmd(g);
+        enter_data_mode(g);
+        write_data(g, RAM(g) + (p*GDISP_SCREEN_WIDTH), GDISP_SCREEN_WIDTH);
+        enter_cmd_mode(g);
+    }
+    unsigned line = (PRIV(g)->buffer2 ? 32 : 0);
+    write_cmd(g, ST7565_START_LINE | line);
+    flush_cmd(g);
+    PRIV(g)->buffer2 = !PRIV(g)->buffer2;
+    release_bus(g);
+
+    g->flags &= ~GDISP_FLG_NEEDFLUSH;
+}
 #endif
 
 #if GDISP_HARDWARE_DRAWPIXEL
-	LLDSPEC void gdisp_lld_draw_pixel(GDisplay *g) {
-		coord_t		x, y;
-
-		switch(g->g.Orientation) {
-		default:
-		case GDISP_ROTATE_0:
-			x = g->p.x;
-			y = g->p.y;
-			break;
-		case GDISP_ROTATE_90:
-			x = g->p.y;
-			y = GDISP_SCREEN_HEIGHT-1 - g->p.x;
-			break;
-		case GDISP_ROTATE_180:
-			x = GDISP_SCREEN_WIDTH-1 - g->p.x;
-			y = GDISP_SCREEN_HEIGHT-1 - g->p.y;
-			break;
-		case GDISP_ROTATE_270:
-			x = GDISP_SCREEN_HEIGHT-1 - g->p.y;
-			y = g->p.x;
-			break;
-		}
-		if (gdispColor2Native(g->p.color) != Black)
-			RAM(g)[xyaddr(x, y)] |= xybit(y);
-		else
-			RAM(g)[xyaddr(x, y)] &= ~xybit(y);
-		g->flags |= GDISP_FLG_NEEDFLUSH;
-	}
+LLDSPEC void gdisp_lld_draw_pixel(GDisplay *g) {
+    coord_t		x, y;
+
+    switch(g->g.Orientation) {
+    default:
+    case GDISP_ROTATE_0:
+        x = g->p.x;
+        y = g->p.y;
+        break;
+    case GDISP_ROTATE_90:
+        x = g->p.y;
+        y = GDISP_SCREEN_HEIGHT-1 - g->p.x;
+        break;
+    case GDISP_ROTATE_180:
+        x = GDISP_SCREEN_WIDTH-1 - g->p.x;
+        y = GDISP_SCREEN_HEIGHT-1 - g->p.y;
+        break;
+    case GDISP_ROTATE_270:
+        x = GDISP_SCREEN_HEIGHT-1 - g->p.y;
+        y = g->p.x;
+        break;
+    }
+    if (gdispColor2Native(g->p.color) != Black)
+        RAM(g)[xyaddr(x, y)] |= xybit(y);
+    else
+        RAM(g)[xyaddr(x, y)] &= ~xybit(y);
+    g->flags |= GDISP_FLG_NEEDFLUSH;
+}
 #endif
 
 #if GDISP_HARDWARE_PIXELREAD
-	LLDSPEC color_t gdisp_lld_get_pixel_color(GDisplay *g) {
-		coord_t		x, y;
-
-		switch(g->g.Orientation) {
-		default:
-		case GDISP_ROTATE_0:
-			x = g->p.x;
-			y = g->p.y;
-			break;
-		case GDISP_ROTATE_90:
-			x = g->p.y;
-			y = GDISP_SCREEN_HEIGHT-1 - g->p.x;
-			break;
-		case GDISP_ROTATE_180:
-			x = GDISP_SCREEN_WIDTH-1 - g->p.x;
-			y = GDISP_SCREEN_HEIGHT-1 - g->p.y;
-			break;
-		case GDISP_ROTATE_270:
-			x = GDISP_SCREEN_HEIGHT-1 - g->p.y;
-			y = g->p.x;
-			break;
-		}
-		return (RAM(g)[xyaddr(x, y)] & xybit(y)) ? White : Black;
-	}
+LLDSPEC color_t gdisp_lld_get_pixel_color(GDisplay *g) {
+    coord_t		x, y;
+
+    switch(g->g.Orientation) {
+    default:
+    case GDISP_ROTATE_0:
+        x = g->p.x;
+        y = g->p.y;
+        break;
+    case GDISP_ROTATE_90:
+        x = g->p.y;
+        y = GDISP_SCREEN_HEIGHT-1 - g->p.x;
+        break;
+    case GDISP_ROTATE_180:
+        x = GDISP_SCREEN_WIDTH-1 - g->p.x;
+        y = GDISP_SCREEN_HEIGHT-1 - g->p.y;
+        break;
+    case GDISP_ROTATE_270:
+        x = GDISP_SCREEN_HEIGHT-1 - g->p.y;
+        y = g->p.x;
+        break;
+    }
+    return (RAM(g)[xyaddr(x, y)] & xybit(y)) ? White : Black;
+}
 #endif
 
+LLDSPEC void gdisp_lld_blit_area(GDisplay *g) {
+    uint8_t* buffer = (uint8_t*)g->p.ptr;
+    int linelength = g->p.cx;
+    for (int i = 0; i < g->p.cy; i++) {
+        unsigned dstx = g->p.x;
+        unsigned dsty = g->p.y + i;
+        unsigned srcx = g->p.x1;
+        unsigned srcy = g->p.y1 + i;
+        unsigned srcbit = srcy * g->p.x2 + srcx;
+        for(int j=0; j < linelength; j++) {
+            uint8_t src = buffer[srcbit / 8];
+            uint8_t bit = 7-(srcbit % 8);
+            uint8_t bitset = (src >> bit) & 1;
+            uint8_t* dst = &(RAM(g)[xyaddr(dstx, dsty)]);
+            if (bitset) {
+                *dst |= xybit(dsty);
+            }
+            else {
+                *dst &= ~xybit(dsty);
+            }
+			dstx++;
+            srcbit++;
+        }
+    }
+    g->flags |= GDISP_FLG_NEEDFLUSH;
+}
+
 #if GDISP_NEED_CONTROL && GDISP_HARDWARE_CONTROL
-	LLDSPEC void gdisp_lld_control(GDisplay *g) {
-		switch(g->p.x) {
-		case GDISP_CONTROL_POWER:
-			if (g->g.Powermode == (powermode_t)g->p.ptr)
-				return;
-			switch((powermode_t)g->p.ptr) {
-			case powerOff:
-			case powerSleep:
-			case powerDeepSleep:
-				acquire_bus(g);
-				write_cmd(g, ST7565_DISPLAY_OFF);
-				release_bus(g);
-				break;
-			case powerOn:
-				acquire_bus(g);
-				write_cmd(g, ST7565_DISPLAY_ON);
-				release_bus(g);
-				break;
-			default:
-				return;
-			}
-			g->g.Powermode = (powermode_t)g->p.ptr;
-			return;
-
-		case GDISP_CONTROL_ORIENTATION:
-			if (g->g.Orientation == (orientation_t)g->p.ptr)
-				return;
-			switch((orientation_t)g->p.ptr) {
-			/* Rotation is handled by the drawing routines */
-			case GDISP_ROTATE_0:
-			case GDISP_ROTATE_180:
-				g->g.Height = GDISP_SCREEN_HEIGHT;
-				g->g.Width = GDISP_SCREEN_WIDTH;
-				break;
-			case GDISP_ROTATE_90:
-			case GDISP_ROTATE_270:
-				g->g.Height = GDISP_SCREEN_WIDTH;
-				g->g.Width = GDISP_SCREEN_HEIGHT;
-				break;
-			default:
-				return;
-			}
-			g->g.Orientation = (orientation_t)g->p.ptr;
-			return;
-
-		case GDISP_CONTROL_CONTRAST:
-            if ((unsigned)g->p.ptr > 100)
-            	g->p.ptr = (void *)100;
-			acquire_bus(g);
-			write_cmd2(g, ST7565_CONTRAST, ((((unsigned)g->p.ptr)<<6)/101) & 0x3F);
-			release_bus(g);
-            g->g.Contrast = (unsigned)g->p.ptr;
-			return;
-		}
-	}
+LLDSPEC void gdisp_lld_control(GDisplay *g) {
+    switch(g->p.x) {
+    case GDISP_CONTROL_POWER:
+        if (g->g.Powermode == (powermode_t)g->p.ptr)
+            return;
+        switch((powermode_t)g->p.ptr) {
+        case powerOff:
+        case powerSleep:
+        case powerDeepSleep:
+            acquire_bus(g);
+            enter_cmd_mode(g);
+            write_cmd(g, ST7565_DISPLAY_OFF);
+            flush_cmd(g);
+            release_bus(g);
+            break;
+        case powerOn:
+            acquire_bus(g);
+            enter_cmd_mode(g);
+            write_cmd(g, ST7565_DISPLAY_ON);
+            flush_cmd(g);
+            release_bus(g);
+            break;
+        default:
+            return;
+        }
+        g->g.Powermode = (powermode_t)g->p.ptr;
+        return;
+
+        case GDISP_CONTROL_ORIENTATION:
+            if (g->g.Orientation == (orientation_t)g->p.ptr)
+                return;
+            switch((orientation_t)g->p.ptr) {
+            /* Rotation is handled by the drawing routines */
+            case GDISP_ROTATE_0:
+            case GDISP_ROTATE_180:
+                g->g.Height = GDISP_SCREEN_HEIGHT;
+                g->g.Width = GDISP_SCREEN_WIDTH;
+                break;
+            case GDISP_ROTATE_90:
+            case GDISP_ROTATE_270:
+                g->g.Height = GDISP_SCREEN_WIDTH;
+                g->g.Width = GDISP_SCREEN_HEIGHT;
+                break;
+            default:
+                return;
+            }
+            g->g.Orientation = (orientation_t)g->p.ptr;
+            return;
+
+            case GDISP_CONTROL_CONTRAST:
+                g->g.Contrast = (unsigned)g->p.ptr & 63;
+                acquire_bus(g);
+                enter_cmd_mode(g);
+                write_cmd2(g, ST7565_CONTRAST, g->g.Contrast);
+                flush_cmd(g);
+                release_bus(g);
+                return;
+    }
+}
 #endif // GDISP_NEED_CONTROL
 
 #endif // GFX_USE_GDISP