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path: root/drivers/ugfx/gdisp/st7565/gdisp_lld_ST7565.c
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Diffstat (limited to 'drivers/ugfx/gdisp/st7565/gdisp_lld_ST7565.c')
-rw-r--r--drivers/ugfx/gdisp/st7565/gdisp_lld_ST7565.c337
1 files changed, 170 insertions, 167 deletions
diff --git a/drivers/ugfx/gdisp/st7565/gdisp_lld_ST7565.c b/drivers/ugfx/gdisp/st7565/gdisp_lld_ST7565.c
index c38194b069..fde320981b 100644
--- a/drivers/ugfx/gdisp/st7565/gdisp_lld_ST7565.c
+++ b/drivers/ugfx/gdisp/st7565/gdisp_lld_ST7565.c
@@ -9,82 +9,89 @@
#if GFX_USE_GDISP
-#define GDISP_DRIVER_VMT GDISPVMT_ST7565_QMK
-#include "gdisp_lld_config.h"
-#include "src/gdisp/gdisp_driver.h"
+# define GDISP_DRIVER_VMT GDISPVMT_ST7565_QMK
+# include "gdisp_lld_config.h"
+# include "src/gdisp/gdisp_driver.h"
-#include "board_st7565.h"
+# include "board_st7565.h"
/*===========================================================================*/
/* Driver local definitions. */
/*===========================================================================*/
-#ifndef GDISP_SCREEN_HEIGHT
-#define GDISP_SCREEN_HEIGHT LCD_HEIGHT
-#endif
-#ifndef GDISP_SCREEN_WIDTH
-#define GDISP_SCREEN_WIDTH LCD_WIDTH
-#endif
-#ifndef GDISP_INITIAL_CONTRAST
-#define GDISP_INITIAL_CONTRAST 35
-#endif
-#ifndef GDISP_INITIAL_BACKLIGHT
-#define GDISP_INITIAL_BACKLIGHT 100
-#endif
+# ifndef GDISP_SCREEN_HEIGHT
+# define GDISP_SCREEN_HEIGHT LCD_HEIGHT
+# endif
+# ifndef GDISP_SCREEN_WIDTH
+# define GDISP_SCREEN_WIDTH LCD_WIDTH
+# endif
+# ifndef GDISP_INITIAL_CONTRAST
+# define GDISP_INITIAL_CONTRAST 35
+# endif
+# ifndef GDISP_INITIAL_BACKLIGHT
+# define GDISP_INITIAL_BACKLIGHT 100
+# endif
-#define GDISP_FLG_NEEDFLUSH (GDISP_FLG_DRIVER<<0)
+# define GDISP_FLG_NEEDFLUSH (GDISP_FLG_DRIVER << 0)
-#include "st7565.h"
+# include "st7565.h"
/*===========================================================================*/
/* Driver config defaults for backward compatibility. */
/*===========================================================================*/
-#ifndef ST7565_LCD_BIAS
-#define ST7565_LCD_BIAS ST7565_LCD_BIAS_7
-#endif
-#ifndef ST7565_ADC
-#define ST7565_ADC ST7565_ADC_NORMAL
-#endif
-#ifndef ST7565_COM_SCAN
-#define ST7565_COM_SCAN ST7565_COM_SCAN_INC
-#endif
-#ifndef ST7565_PAGE_ORDER
-#define ST7565_PAGE_ORDER 0,1,2,3
-#endif
+# ifndef ST7565_LCD_BIAS
+# define ST7565_LCD_BIAS ST7565_LCD_BIAS_7
+# endif
+# ifndef ST7565_ADC
+# define ST7565_ADC ST7565_ADC_NORMAL
+# endif
+# ifndef ST7565_COM_SCAN
+# define ST7565_COM_SCAN ST7565_COM_SCAN_INC
+# endif
+# ifndef ST7565_PAGE_ORDER
+# define ST7565_PAGE_ORDER 0, 1, 2, 3
+# endif
/*===========================================================================*/
/* Driver local functions. */
/*===========================================================================*/
-typedef struct{
- bool_t buffer2;
+typedef struct {
+ bool_t buffer2;
uint8_t data_pos;
uint8_t data[16];
uint8_t ram[GDISP_SCREEN_HEIGHT * GDISP_SCREEN_WIDTH / 8];
-}PrivData;
+} PrivData;
// Some common routines and macros
-#define PRIV(g) ((PrivData*)g->priv)
-#define RAM(g) (PRIV(g)->ram)
+# 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 write_cmd(GDisplay *g, uint8_t cmd) { PRIV(g)->data[PRIV(g)->data_pos++] = cmd; }
-static GFXINLINE void flush_cmd(GDisplay* g) {
+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); }
+# 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); \
+ }
// Some common routines and macros
-#define delay(us) gfxSleepMicroseconds(us)
-#define delay_ms(ms) gfxSleepMilliseconds(ms)
+# define delay(us) gfxSleepMicroseconds(us)
+# define delay_ms(ms) gfxSleepMilliseconds(ms)
-#define xyaddr(x, y) ((x) + ((y)>>3)*GDISP_SCREEN_WIDTH)
-#define xybit(y) (1<<((y)&7))
+# define xyaddr(x, y) ((x) + ((y) >> 3) * GDISP_SCREEN_WIDTH)
+# define xybit(y) (1 << ((y)&7))
/*===========================================================================*/
/* Driver exported functions. */
@@ -99,8 +106,8 @@ static GFXINLINE void flush_cmd(GDisplay* g) {
LLDSPEC bool_t gdisp_lld_init(GDisplay *g) {
// The private area is the display surface.
- g->priv = gfxAlloc(sizeof(PrivData));
- PRIV(g)->buffer2 = false;
+ g->priv = gfxAlloc(sizeof(PrivData));
+ PRIV(g)->buffer2 = false;
PRIV(g)->data_pos = 0;
// Initialise the board interface
@@ -139,22 +146,21 @@ LLDSPEC bool_t gdisp_lld_init(GDisplay *g) {
release_bus(g);
/* Initialise the GDISP structure */
- g->g.Width = GDISP_SCREEN_WIDTH;
- g->g.Height = GDISP_SCREEN_HEIGHT;
+ 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;
+ g->g.Powermode = powerOff;
+ g->g.Backlight = GDISP_INITIAL_BACKLIGHT;
+ g->g.Contrast = GDISP_INITIAL_CONTRAST;
return TRUE;
}
-#if GDISP_HARDWARE_FLUSH
+# if GDISP_HARDWARE_FLUSH
LLDSPEC void gdisp_lld_flush(GDisplay *g) {
- unsigned p;
+ unsigned p;
// Don't flush if we don't need it.
- if (!(g->flags & GDISP_FLG_NEEDFLUSH))
- return;
+ if (!(g->flags & GDISP_FLG_NEEDFLUSH)) return;
acquire_bus(g);
enter_cmd_mode(g);
@@ -166,7 +172,7 @@ LLDSPEC void gdisp_lld_flush(GDisplay *g) {
write_cmd(g, ST7565_RMW);
flush_cmd(g);
enter_data_mode(g);
- write_data(g, RAM(g) + (p*GDISP_SCREEN_WIDTH), GDISP_SCREEN_WIDTH);
+ write_data(g, RAM(g) + (p * GDISP_SCREEN_WIDTH), GDISP_SCREEN_WIDTH);
enter_cmd_mode(g);
}
unsigned line = (PRIV(g)->buffer2 ? 32 : 0);
@@ -177,30 +183,30 @@ LLDSPEC void gdisp_lld_flush(GDisplay *g) {
g->flags &= ~GDISP_FLG_NEEDFLUSH;
}
-#endif
+# endif
-#if GDISP_HARDWARE_DRAWPIXEL
+# 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;
+ 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);
@@ -208,53 +214,52 @@ LLDSPEC void gdisp_lld_draw_pixel(GDisplay *g) {
RAM(g)[xyaddr(x, y)] &= ~xybit(y);
g->flags |= GDISP_FLG_NEEDFLUSH;
}
-#endif
+# endif
-#if GDISP_HARDWARE_PIXELREAD
+# 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;
+ 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
+# endif
LLDSPEC void gdisp_lld_blit_area(GDisplay *g) {
- uint8_t* buffer = (uint8_t*)g->p.ptr;
- int linelength = g->p.cx;
+ 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 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)]);
+ 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 {
+ } else {
*dst &= ~xybit(dsty);
}
dstx++;
@@ -264,66 +269,64 @@ LLDSPEC void gdisp_lld_blit_area(GDisplay *g) {
g->flags |= GDISP_FLG_NEEDFLUSH;
}
-#if GDISP_NEED_CONTROL && GDISP_HARDWARE_CONTROL
+# 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);
- 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:
+ 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;
- }
- 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;
+ 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;
+ 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 // GDISP_NEED_CONTROL
-#endif // GFX_USE_GDISP
+#endif // GFX_USE_GDISP
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-18 19:11:53 +0000