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Some cleaning.

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Fixed and tested DMA blitarea for SSD1963.
This commit is contained in:
mobyfab 2012-09-18 22:55:02 +02:00
parent 8e89654081
commit da83b0955f
3 changed files with 71 additions and 60 deletions
drivers/gdisp/SSD1963
gdisp_lld.c
src
touchpad.c

63
drivers/gdisp/SSD1963/gdisp_lld.c
View file

@ -185,19 +185,22 @@ bool_t GDISP_LLD(init)(void) {
#if defined(LCD_USE_FSMC) #if defined(LCD_USE_FSMC)
#if defined(STM32F1XX) || defined(STM32F3XX)
/* FSMC setup for F1/F3 */
rccEnableAHB(RCC_AHBENR_FSMCEN, 0);
#if defined(LCD_USE_DMA) && defined(LCD_DMA_STREAM)
#error "DMA not implemented for F1/F3 Devices"
#endif
#elif defined(STM32F4XX) || defined(STM32F2XX)
/* STM32F2-F4 FSMC init */
rccEnableAHB3(RCC_AHB3ENR_FSMCEN, 0);
#if defined(LCD_USE_DMA) && defined(LCD_DMA_STREAM) #if defined(LCD_USE_DMA) && defined(LCD_DMA_STREAM)
if (dmaStreamAllocate(LCD_DMA_STREAM, 0, NULL, NULL)) chSysHalt(); if (dmaStreamAllocate(LCD_DMA_STREAM, 0, NULL, NULL)) chSysHalt();
dmaStreamSetMemory0(LCD_DMA_STREAM, &LCD_RAM); dmaStreamSetMemory0(LCD_DMA_STREAM, &LCD_RAM);
dmaStreamSetMode(LCD_DMA_STREAM, STM32_DMA_CR_PL(0) | STM32_DMA_CR_PSIZE_HWORD | STM32_DMA_CR_MSIZE_HWORD | STM32_DMA_CR_DIR_M2M); dmaStreamSetMode(LCD_DMA_STREAM, STM32_DMA_CR_PL(0) | STM32_DMA_CR_PSIZE_HWORD | STM32_DMA_CR_MSIZE_HWORD | STM32_DMA_CR_DIR_M2M);
#endif #endif
#if defined(STM32F1XX) || defined(STM32F3XX)
/* FSMC setup for F1/F3 */
rccEnableAHB(RCC_AHBENR_FSMCEN, 0);
#elif defined(STM32F4XX) || defined(STM32F2XX)
/* STM32F2-F4 FSMC init */
rccEnableAHB3(RCC_AHB3ENR_FSMCEN, 0);
#else #else
#error "FSMC not implemented for this device" #error "FSMC not implemented for this device"
#endif #endif
@ -222,13 +225,13 @@ bool_t GDISP_LLD(init)(void) {
* This is actually not needed as already set by default after reset */ * This is actually not needed as already set by default after reset */
FSMC_Bank1->BTCR[FSMC_Bank] = FSMC_BCR1_MWID_0 | FSMC_BCR1_WREN | FSMC_BCR1_MBKEN; FSMC_Bank1->BTCR[FSMC_Bank] = FSMC_BCR1_MWID_0 | FSMC_BCR1_WREN | FSMC_BCR1_MBKEN;
#elif defined(LCD_USE_GPIO) #elif defined(LCD_USE_GPIO)
IOBus busCMD = {LCD_CMD_PORT, (1 << LCD_CS) | (1 << LCD_RS) | (1 << LCD_WR) | (1 << LCD_RD), 0}; IOBus busCMD = {LCD_CMD_PORT, (1 << LCD_CS) | (1 << LCD_RS) | (1 << LCD_WR) | (1 << LCD_RD), 0};
IOBus busDATA = {LCD_CMD_PORT, 0xFFFFF, 0}; IOBus busDATA = {LCD_CMD_PORT, 0xFFFFF, 0};
palSetBusMode(&busCMD, PAL_MODE_OUTPUT_PUSHPULL); palSetBusMode(&busCMD, PAL_MODE_OUTPUT_PUSHPULL);
palSetBusMode(&busDATA, PAL_MODE_OUTPUT_PUSHPULL); palSetBusMode(&busDATA, PAL_MODE_OUTPUT_PUSHPULL);
#else #else
#error "Please define LCD_USE_FSMC or LCD_USE_GPIO" #error "Please define LCD_USE_FSMC or LCD_USE_GPIO"
#endif #endif
GDISP_LLD(writeindex)(SSD1963_SOFT_RESET); GDISP_LLD(writeindex)(SSD1963_SOFT_RESET);
@ -296,11 +299,11 @@ bool_t GDISP_LLD(init)(void) {
/* Turn on */ /* Turn on */
GDISP_LLD(writeindex)(SSD1963_SET_DISPLAY_ON); GDISP_LLD(writeindex)(SSD1963_SET_DISPLAY_ON);
#if defined(LCD_USE_FSMC) #if defined(LCD_USE_FSMC)
/* FSMC delay reduced as the controller now runs at full speed */ /* FSMC delay reduced as the controller now runs at full speed */
FSMC_Bank1->BTCR[FSMC_Bank+1] = FSMC_BTR1_ADDSET_0 | FSMC_BTR1_DATAST_2 | FSMC_BTR1_BUSTURN_0 ; FSMC_Bank1->BTCR[FSMC_Bank+1] = FSMC_BTR1_ADDSET_0 | FSMC_BTR1_DATAST_2 | FSMC_BTR1_BUSTURN_0 ;
FSMC_Bank1->BTCR[FSMC_Bank] = FSMC_BCR1_MWID_0 | FSMC_BCR1_WREN | FSMC_BCR1_MBKEN; FSMC_Bank1->BTCR[FSMC_Bank] = FSMC_BCR1_MWID_0 | FSMC_BCR1_WREN | FSMC_BCR1_MBKEN;
#endif #endif
/* Initialise the GDISP structure to match */ /* Initialise the GDISP structure to match */
GDISP.Width = SCREEN_WIDTH; GDISP.Width = SCREEN_WIDTH;
@ -387,20 +390,23 @@ void GDISP_LLD(drawpixel)(coord_t x, coord_t y, color_t color) {
GDISP_LLD(setwindow)(x, y, x+cx-1, y+cy-1); GDISP_LLD(setwindow)(x, y, x+cx-1, y+cy-1);
GDISP_LLD(writestreamstart)(); GDISP_LLD(writestreamstart)();
#if defined(LCD_USE_FSMC) && defined(LCD_USE_DMA) && defined(LCD_DMA_STREAM) #if defined(LCD_USE_FSMC) && defined(LCD_USE_DMA) && defined(LCD_DMA_STREAM)
uint16_t i, splitarea; uint8_t i;
dmaStreamSetPeripheral(LCD_DMA_STREAM, &color); dmaStreamSetPeripheral(LCD_DMA_STREAM, &color);
for (i = (area/65535)+1; i > 0; i--) { dmaStreamSetMode(LCD_DMA_STREAM, STM32_DMA_CR_PL(0) | STM32_DMA_CR_PSIZE_HWORD | STM32_DMA_CR_MSIZE_HWORD | STM32_DMA_CR_DIR_M2M);
if (i <= 1) splitarea = area%65535; else splitarea = 65535; for (i = area/65535; i; i--) {
dmaStreamSetTransactionSize(LCD_DMA_STREAM, splitarea); dmaStreamSetTransactionSize(LCD_DMA_STREAM, 65535);
dmaStreamEnable(LCD_DMA_STREAM); dmaStreamEnable(LCD_DMA_STREAM);
dmaWaitCompletion(LCD_DMA_STREAM); dmaWaitCompletion(LCD_DMA_STREAM);
} }
#else dmaStreamSetTransactionSize(LCD_DMA_STREAM, area%65535);
uint32_t index, dmaStreamEnable(LCD_DMA_STREAM);
dmaWaitCompletion(LCD_DMA_STREAM);
#else
uint32_t index;
for(index = 0; index < area; index++) for(index = 0; index < area; index++)
GDISP_LLD(writedata)(color); GDISP_LLD(writedata)(color);
#endif //#ifdef LCD_USE_DMA #endif //#ifdef LCD_USE_DMA
} }
#endif #endif
@ -433,17 +439,20 @@ void GDISP_LLD(drawpixel)(coord_t x, coord_t y, color_t color) {
buffer += srcx + srcy * srccx; buffer += srcx + srcy * srccx;
#if defined(LCD_USE_FSMC) && defined(LCD_USE_DMA) && defined(LCD_DMA_STREAM) #if defined(LCD_USE_FSMC) && defined(LCD_USE_DMA) && defined(LCD_DMA_STREAM)
uint32_t area = cx*cy; uint32_t area = cx*cy;
uint16_t i, splitarea; uint8_t i;
dmaStreamSetPeripheral(LCD_DMA_STREAM, buffer); dmaStreamSetPeripheral(LCD_DMA_STREAM, buffer);
for (i = (area/65535)+1; i > 0; i--) { dmaStreamSetMode(LCD_DMA_STREAM, STM32_DMA_CR_PL(0) | STM32_DMA_CR_PINC | STM32_DMA_CR_PSIZE_HWORD | STM32_DMA_CR_MSIZE_HWORD | STM32_DMA_CR_DIR_M2M);
if (i <= 1) splitarea = area%65535; else splitarea = 65535; for (i = area/65535; i; i--) {
dmaStreamSetTransactionSize(LCD_DMA_STREAM, splitarea); dmaStreamSetTransactionSize(LCD_DMA_STREAM, 65535);
dmaStreamEnable(LCD_DMA_STREAM); dmaStreamEnable(LCD_DMA_STREAM);
dmaWaitCompletion(LCD_DMA_STREAM); dmaWaitCompletion(LCD_DMA_STREAM);
} }
#else dmaStreamSetTransactionSize(LCD_DMA_STREAM, area%65535);
dmaStreamEnable(LCD_DMA_STREAM);
dmaWaitCompletion(LCD_DMA_STREAM);
#else
coord_t endx, endy; coord_t endx, endy;
unsigned lg; unsigned lg;
endx = srcx + cx; endx = srcx + cx;
@ -452,7 +461,7 @@ void GDISP_LLD(drawpixel)(coord_t x, coord_t y, color_t color) {
for(; y < endy; y++, buffer += lg) for(; y < endy; y++, buffer += lg)
for(x=srcx; x < endx; x++) for(x=srcx; x < endx; x++)
GDISP_LLD(writedata)(*buffer++); GDISP_LLD(writedata)(*buffer++);
#endif //#ifdef LCD_USE_DMA #endif //#ifdef LCD_USE_DMA
} }
#endif #endif

4
src/touchpad.c
View file

@ -52,7 +52,7 @@
/*===========================================================================*/ /*===========================================================================*/
/* Driver local variables. */ /* Driver local variables. */
/*===========================================================================*/ /*===========================================================================*/
volatile static struct cal cal = { static volatile struct cal cal = {
1, 1, 0, 0 1, 1, 0, 0
}; };
@ -168,6 +168,7 @@ uint16_t tpReadX(void) {
case landscapeInv: case landscapeInv:
return y; return y;
} }
return 0;
} }
/** /**
@ -193,6 +194,7 @@ uint16_t tpReadY(void) {
case landscapeInv: case landscapeInv:
return SCREEN_WIDTH - x; return SCREEN_WIDTH - x;
} }
return 0;
} }
void tpCalibrate(void) { void tpCalibrate(void) {