diff options
Diffstat (limited to 'board/bf527-ezkit/video.c')
| -rw-r--r-- | board/bf527-ezkit/video.c | 76 |
1 files changed, 40 insertions, 36 deletions
diff --git a/board/bf527-ezkit/video.c b/board/bf527-ezkit/video.c index 51bdf02..87e7658 100644 --- a/board/bf527-ezkit/video.c +++ b/board/bf527-ezkit/video.c @@ -162,12 +162,12 @@ static int lq035q1_control(unsigned char reg, unsigned short value) /* enable and disable PPI functions */ void EnablePPI(void) { - *pPPI_CONTROL |= PORT_EN; + bfin_write_PPI_CONTROL(bfin_read_PPI_CONTROL() | PORT_EN); } void DisablePPI(void) { - *pPPI_CONTROL &= ~PORT_EN; + bfin_write_PPI_CONTROL(bfin_read_PPI_CONTROL() & ~PORT_EN); } void Init_Ports(void) @@ -182,119 +182,123 @@ void Init_Ports(void) void Init_PPI(void) { - *pPPI_DELAY = H_START; - *pPPI_COUNT = (H_ACTPIX-1); - *pPPI_FRAME = V_LINES; + bfin_write_PPI_DELAY(H_START); + bfin_write_PPI_COUNT(H_ACTPIX - 1); + bfin_write_PPI_FRAME(V_LINES); /* PPI control, to be replaced with definitions */ - *pPPI_CONTROL = PPI_TX_MODE | /* output mode , PORT_DIR */ + bfin_write_PPI_CONTROL( + PPI_TX_MODE | /* output mode , PORT_DIR */ PPI_XFER_TYPE_11 | /* sync mode XFR_TYPE */ PPI_PORT_CFG_01 | /* two frame sync PORT_CFG */ PPI_PACK_EN | /* packing enabled PACK_EN */ - PPI_POLS_1; /* faling edge syncs POLS */ + PPI_POLS_1 /* faling edge syncs POLS */ + ); } void Init_DMA(void *dst) { - *pDMA0_START_ADDR = dst; + bfin_write_DMA0_START_ADDR(dst); /* X count */ - *pDMA0_X_COUNT = H_ACTPIX / 2; - *pDMA0_X_MODIFY = DMA_BUS_SIZE / 8; + bfin_write_DMA0_X_COUNT(H_ACTPIX / 2); + bfin_write_DMA0_X_MODIFY(DMA_BUS_SIZE / 8); /* Y count */ - *pDMA0_Y_COUNT = V_LINES; - *pDMA0_Y_MODIFY = DMA_BUS_SIZE / 8; + bfin_write_DMA0_Y_COUNT(V_LINES); + bfin_write_DMA0_Y_MODIFY(DMA_BUS_SIZE / 8); /* DMA Config */ - *pDMA0_CONFIG = + bfin_write_DMA0_CONFIG( WDSIZE_16 | /* 16 bit DMA */ DMA2D | /* 2D DMA */ - FLOW_AUTO; /* autobuffer mode */ + FLOW_AUTO /* autobuffer mode */ + ); } - void EnableDMA(void) { - *pDMA0_CONFIG |= DMAEN; + bfin_write_DMA0_CONFIG(bfin_read_DMA0_CONFIG() | DMAEN); } void DisableDMA(void) { - *pDMA0_CONFIG &= ~DMAEN; + bfin_write_DMA0_CONFIG(bfin_read_DMA0_CONFIG() & ~DMAEN); } - /* Init TIMER0 as Frame Sync 1 generator */ void InitTIMER0(void) { - *pTIMER_DISABLE |= TIMDIS0; /* disable Timer */ + bfin_write_TIMER_DISABLE(TIMDIS0); /* disable Timer */ SSYNC(); - *pTIMER_STATUS |= TIMIL0 | TOVF_ERR0 | TRUN0; /* clear status */ + bfin_write_TIMER_STATUS(TIMIL0 | TOVF_ERR0 | TRUN0); /* clear status */ SSYNC(); - *pTIMER0_PERIOD = H_PERIOD; + bfin_write_TIMER0_PERIOD(H_PERIOD); SSYNC(); - *pTIMER0_WIDTH = H_PULSE; + bfin_write_TIMER0_WIDTH(H_PULSE); SSYNC(); - *pTIMER0_CONFIG = PWM_OUT | + bfin_write_TIMER0_CONFIG( + PWM_OUT | PERIOD_CNT | TIN_SEL | CLK_SEL | - EMU_RUN; + EMU_RUN + ); SSYNC(); } void EnableTIMER0(void) { - *pTIMER_ENABLE |= TIMEN0; + bfin_write_TIMER_ENABLE(TIMEN0); SSYNC(); } void DisableTIMER0(void) { - *pTIMER_DISABLE |= TIMDIS0; + bfin_write_TIMER_DISABLE(TIMDIS0); SSYNC(); } void InitTIMER1(void) { - *pTIMER_DISABLE |= TIMDIS1; /* disable Timer */ + bfin_write_TIMER_DISABLE(TIMDIS1); /* disable Timer */ SSYNC(); - *pTIMER_STATUS |= TIMIL1 | TOVF_ERR1 | TRUN1; /* clear status */ + bfin_write_TIMER_STATUS(TIMIL1 | TOVF_ERR1 | TRUN1); /* clear status */ SSYNC(); - - *pTIMER1_PERIOD = V_PERIOD; + bfin_write_TIMER1_PERIOD(V_PERIOD); SSYNC(); - *pTIMER1_WIDTH = V_PULSE; + bfin_write_TIMER1_WIDTH(V_PULSE); SSYNC(); - *pTIMER1_CONFIG = PWM_OUT | + bfin_write_TIMER1_CONFIG( + PWM_OUT | PERIOD_CNT | TIN_SEL | CLK_SEL | - EMU_RUN; + EMU_RUN + ); SSYNC(); } void EnableTIMER1(void) { - *pTIMER_ENABLE |= TIMEN1; + bfin_write_TIMER_ENABLE(TIMEN1); SSYNC(); } void DisableTIMER1(void) { - *pTIMER_DISABLE |= TIMDIS1; + bfin_write_TIMER_DISABLE(TIMDIS1); SSYNC(); } void EnableTIMER12(void) { - *pTIMER_ENABLE |= TIMEN1 | TIMEN0; + bfin_write_TIMER_ENABLE(TIMEN1 | TIMEN0); SSYNC(); } |