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Improving UC8173 driver

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This commit is contained in:
Joel Bodenmann 2017-02-28 16:58:57 +01:00
parent 6956df1652
commit 7cc28e8f0d
1 changed files with 2 additions and 4 deletions
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6
drivers/gdisp/UC8173/gdisp_lld_UC8173.c
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@ -32,7 +32,7 @@
#endif #endif
#define PRIV(g) ((UC8173_Private*)((g)->priv)) #define PRIV(g) ((UC8173_Private*)((g)->priv))
#define FRAMEBUFFER(g) (PRIV(g)->framebuffer) #define FRAMEBUFFER(g) ((uint8_t*)(PRIV(g))+1)
#define GDISP_FLG_NEEDFLUSH (GDISP_FLG_DRIVER << 0) #define GDISP_FLG_NEEDFLUSH (GDISP_FLG_DRIVER << 0)
#if GDISP_LLD_PIXELFORMAT == GDISP_PIXELFORMAT_MONO #if GDISP_LLD_PIXELFORMAT == GDISP_PIXELFORMAT_MONO
@ -56,7 +56,6 @@ typedef struct UC8173_Private {
coord_t flushWindowY; coord_t flushWindowY;
coord_t flushWindowWidth; coord_t flushWindowWidth;
coord_t flushWindowHeight; coord_t flushWindowHeight;
uint8_t* framebuffer;
} UC8173_Private; } UC8173_Private;
// This function rounds a given integer up to a specified multiple. Note, multiple must be a power of 2! // This function rounds a given integer up to a specified multiple. Note, multiple must be a power of 2!
@ -149,7 +148,6 @@ LLDSPEC bool_t gdisp_lld_init(GDisplay* g)
PRIV(g)->flushWindowY = 0; PRIV(g)->flushWindowY = 0;
PRIV(g)->flushWindowWidth = GDISP_SCREEN_WIDTH; PRIV(g)->flushWindowWidth = GDISP_SCREEN_WIDTH;
PRIV(g)->flushWindowHeight = GDISP_SCREEN_HEIGHT; PRIV(g)->flushWindowHeight = GDISP_SCREEN_HEIGHT;
PRIV(g)->framebuffer = (uint8_t*)(PRIV(g) + offsetof(UC8173_Private, framebuffer));
// Initialise the board interface // Initialise the board interface
if (!init_board(g)) { if (!init_board(g)) {
@ -368,7 +366,7 @@ LLDSPEC bool_t gdisp_lld_init(GDisplay* g)
y = g->p.x; y = g->p.x;
break; break;
} }
// Modify the framebuffer content // Modify the framebuffer content
p = &FRAMEBUFFER(g)[xyaddr(x,y)]; p = &FRAMEBUFFER(g)[xyaddr(x,y)];
*p &=~ xybit(x, LLDCOLOR_MASK()); *p &=~ xybit(x, LLDCOLOR_MASK());