rt-thread/bsp/gd32450z-eval/Libraries/GD32F4xx_standard_peripheral/Source/gd32f4xx_tli.c

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2017-08-22 15:52:57 +08:00
/*!
\file gd32f4xx_tli.c
\brief TLI driver
*/
/*
Copyright (C) 2016 GigaDevice
2016-08-15, V1.0.1, firmware for GD32F4xx
*/
#include "gd32f4xx_tli.h"
/*!
\brief deinitialize TLI registers
\param[in] none
\param[out] none
\retval none
*/
void tli_deinit(void)
{
rcu_periph_reset_enable(RCU_TLIRST);
rcu_periph_reset_disable(RCU_TLIRST);
}
/*!
\brief initialize TLI display timing parameters
\param[in] tli_struct: the data needed to initialize tli.
synpsz_vpsz: size of the vertical synchronous pulse
synpsz_hpsz: size of the horizontal synchronous pulse
backpsz_vbpsz: size of the vertical back porch plus synchronous pulse
backpsz_hbpsz: size of the horizontal back porch plus synchronous pulse
activesz_vasz: size of the vertical active area width plus back porch and synchronous pulse
activesz_hasz: size of the horizontal active area width plus back porch and synchronous pulse
totalsz_vtsz: vertical total size of the display, including active area, back porch, synchronous
totalsz_htsz: vorizontal total size of the display, including active area, back porch, synchronous
backcolor_red: background value red
backcolor_green: background value green
backcolor_blue: background value blue
signalpolarity_hs: TLI_HSYN_ACTLIVE_LOW,TLI_HSYN_ACTLIVE_HIGHT
signalpolarity_vs: TLI_VSYN_ACTLIVE_LOW,TLI_VSYN_ACTLIVE_HIGHT
signalpolarity_de: TLI_DE_ACTLIVE_LOW,TLI_DE_ACTLIVE_HIGHT
signalpolarity_pixelck: TLI_PIXEL_CLOCK_TLI,TLI_PIXEL_CLOCK_INVERTEDTLI
\param[out] none
\retval none
*/
void tli_init(tli_parameter_struct *tli_struct)
{
/* synchronous pulse size configuration */
TLI_SPSZ &= ~(TLI_SPSZ_VPSZ|TLI_SPSZ_HPSZ);
TLI_SPSZ = (tli_struct->synpsz_vpsz|(tli_struct->synpsz_hpsz<<16U));
/* back-porch size configuration */
TLI_BPSZ &= ~(TLI_BPSZ_VBPSZ|TLI_BPSZ_HBPSZ);
TLI_BPSZ = (tli_struct->backpsz_vbpsz|(tli_struct->backpsz_hbpsz<<16U));
/* active size configuration */
TLI_ASZ &= ~(TLI_ASZ_VASZ|TLI_ASZ_HASZ);
TLI_ASZ = (tli_struct->activesz_vasz|(tli_struct->activesz_hasz<<16U));
/* total size configuration */
TLI_TSZ &= ~(TLI_TSZ_VTSZ|TLI_TSZ_HTSZ);
TLI_TSZ = (tli_struct->totalsz_vtsz|(tli_struct->totalsz_htsz<<16U));
/* background color configuration */
TLI_BGC &= ~(TLI_BGC_BVB|(TLI_BGC_BVG)|(TLI_BGC_BVR));
TLI_BGC = (tli_struct->backcolor_blue|(tli_struct->backcolor_green<<8U)|(tli_struct->backcolor_red<<16U));
TLI_CTL &= ~(TLI_CTL_HPPS|TLI_CTL_VPPS|TLI_CTL_DEPS|TLI_CTL_CLKPS);
TLI_CTL |= (tli_struct->signalpolarity_hs|tli_struct->signalpolarity_vs|\
tli_struct->signalpolarity_de|tli_struct->signalpolarity_pixelck);
}
/*!
\brief dither function configure
\param[in] ditherstat: TLI_DITHER_ENABLE,TLI_DITHER_DISABLE
\param[out] none
\retval none
*/
void tli_dither_config(uint8_t ditherstat)
{
if(TLI_DITHER_ENABLE == ditherstat){
TLI_CTL |= TLI_CTL_DFEN;
}else{
TLI_CTL &= ~(TLI_CTL_DFEN);
}
}
/*!
\brief TLI enable
\param[in] none.
\param[out] none
\retval none
*/
void tli_enable(void)
{
TLI_CTL |= TLI_CTL_TLIEN;
}
/*!
\brief TLI disable
\param[in] none.
\param[out] none
\retval none
*/
void tli_disable(void)
{
TLI_CTL &= ~(TLI_CTL_DFEN);
}
/*!
\brief TLI reload layer configure
\param[in] reloadmod: TLI_FRAME_BLANK_RELOAD_EN,TLI_REQUEST_RELOAD_EN
\param[out] none
\retval none
*/
void tli_reload_config(uint8_t reloadmod)
{
if(TLI_FRAME_BLANK_RELOAD_EN == reloadmod){
TLI_RL |= TLI_RL_FBR;
}else{
TLI_RL |= TLI_RL_RQR;
}
}
/*!
\brief TLI interrupt enable
\param[in] inttype: TLI interrupt bits.
\arg TLI_INTEN_LMIE: line mark interrupt
\arg TLI_INTEN_FEIE: FIFO error interrupt
\arg TLI_INTEN_TEIE: transaction error interrupt
\arg TLI_INTEN_LCRIE: layer configuration reloaded interrupt
\param[out] none
\retval none
*/
void tli_interrupt_enable(uint32_t inttype)
{
TLI_INTEN |= (inttype);
}
/*!
\brief TLI interrupt disable
\param[in] inttype: TLI interrupt bits.
\arg TLI_INTEN_LMIE: line mark interrupt
\arg TLI_INTEN_FEIE: FIFO error interrupt
\arg TLI_INTEN_TEIE: transaction error interrupt
\arg TLI_INTEN_LCRIE: layer configuration reloaded interrupt
\param[out] none
\retval none
*/
void tli_interrupt_disable(uint32_t inttype)
{
TLI_INTEN &= ~(inttype);
}
/*!
\brief get TLI interrupt flag
\param[in] intflag: TLI interrupt flag bits.
\arg TLI_INTF_LMF: line mark flag
\arg TLI_INTF_FEF: FIFO error flag
\arg TLI_INTF_TEF: transaction error flag
\arg TLI_INTF_LCRF: layer configuration reloaded flag
\param[out] none
\retval none
*/
FlagStatus tli_interrupt_flag_get(uint32_t intflag)
{
uint32_t state;
state = TLI_INTF;
if(state & intflag){
return SET;
}else{
return RESET;
}
}
/*!
\brief clear TLI interrupt flag
\param[in] intflag: TLI interrupt flag bits.
\arg TLI_INTC_LMC: line mark flag
\arg TLI_INTC_FEC: FIFO error flag
\arg TLI_INTC_TEC: transaction error flag
\arg TLI_INTC_LCRC: layer configuration reloaded flag
\param[out] none
\retval none
*/
void tli_interrupt_flag_clear(uint32_t intflag)
{
TLI_INTC |= (intflag);
}
/*!
\brief set line mark value
\param[in] linenum: line number.
\param[out] none
\retval none
*/
void tli_line_mark_set(uint32_t linenum)
{
TLI_LM &= ~(TLI_LM_LM);
TLI_LM = linenum;
}
/*!
\brief get current displayed position
\param[in] none
\param[out] none
\retval none
*/
uint32_t tli_current_pos_get(void)
{
return TLI_CPPOS;
}
/*!
\brief get TLI state
\param[in] state: TLI state.
\arg TLI_STAT_VDE: current VDE state
\arg TLI_STAT_HDE: current HDE state
\arg TLI_STAT_VS: current vs state
\arg TLI_STAT_HS: current hs state
\param[out] none
\retval none
*/
FlagStatus tli_flag_get(uint32_t state)
{
uint32_t stat;
stat = TLI_STAT;
if(state & stat){
return SET;
}else{
return RESET;
}
}
/*!
\brief TLI layer enable
\param[in] layerx: LAYERx(x=0,1).
\param[out] none
\retval none
*/
void tli_layer_enable(uint32_t layerx)
{
TLI_LxCTL(layerx) |= TLI_LxCTL_LEN;
}
/*!
\brief TLI layer disable
\param[in] layerx: LAYERx(x=0,1).
\param[out] none
\retval none
*/
void tli_layer_disable(uint32_t layerx)
{
TLI_LxCTL(layerx) &= ~(TLI_LxCTL_LEN);
}
/*!
\brief TLI layer color keying enable
\param[in] layerx: LAYERx(x=0,1).
\param[out] none
\retval none
*/
void tli_color_key_enable(uint32_t layerx)
{
TLI_LxCTL(layerx) |= TLI_LxCTL_CKEYEN;
}
/*!
\brief TLI layer color keying disable
\param[in] layerx: LAYERx(x=0,1).
\param[out] none
\retval none
*/
void tli_color_key_disable(uint32_t layerx)
{
TLI_LxCTL(layerx) &= ~(TLI_LxCTL_CKEYEN);
}
/*!
\brief TLI layer LUT enable
\param[in] layerx: LAYERx(x=0,1).
\param[out] none
\retval none
*/
void tli_lut_enable(uint32_t layerx)
{
TLI_LxCTL(layerx) |= TLI_LxCTL_LUTEN;
}
/*!
\brief TLI layer LUT disable
\param[in] layerx: LAYERx(x=0,1).
\param[out] none
\retval none
*/
void tli_lut_disable(uint32_t layerx)
{
TLI_LxCTL(layerx) &= ~(TLI_LxCTL_LUTEN);
}
/*!
\brief TLI layer initialize
\param[in] layerx: LAYERx(x=0,1)
\param[in] layer_struct: TLI Layer parameter struct
layer_window_rightpos: window right position
layer_window_leftpos: window left position
layer_window_bottompos: window bottom position
layer_window_toppos: window top position
layer_ppf: LAYER_PPF_ARGB8888,LAYER_PPF_RGB888,LAYER_PPF_RGB565,
LAYER_PPF_ARG1555,LAYER_PPF_ARGB4444,LAYER_PPF_L8,
LAYER_PPF_AL44,LAYER_PPF_AL88
layer_sa: specified alpha
layer_default_alpha: the default color alpha
layer_default_red: the default color red
layer_default_green: the default color green
layer_default_blue: the default color blue
layer_acf1: LAYER_ACF1_SA,LAYER_ACF1_PASA
layer_acf2: LAYER_ACF2_SA,LAYER_ACF2_PASA
layer_frame_bufaddr: frame buffer base address
layer_frame_buf_stride_offset: frame buffer stride offset
layer_frame_line_length: frame line length
layer_frame_total_line_number: frame total line number
\param[out] none
\retval none
*/
void tli_layer_init(uint32_t layerx,tli_layer_parameter_struct *layer_struct)
{
/* configure layer window horizontal position */
TLI_LxHPOS(layerx) &= ~(TLI_LxHPOS_WLP|(TLI_LxHPOS_WRP));
TLI_LxHPOS(layerx) = (layer_struct->layer_window_leftpos | (layer_struct->layer_window_rightpos<<16U));
/* configure layer window vertical position */
TLI_LxVPOS(layerx) &= ~(TLI_LxVPOS_WTP|(TLI_LxVPOS_WBP));
TLI_LxVPOS(layerx) = (layer_struct->layer_window_toppos |(layer_struct->layer_window_bottompos<<16U));
/* configure layer packeted pixel format */
TLI_LxPPF(layerx) &= ~(TLI_LxPPF_PPF);
TLI_LxPPF(layerx) = layer_struct->layer_ppf;
/* configure layer specified alpha */
TLI_LxSA(layerx) &= ~(TLI_LxSA_SA);
TLI_LxSA(layerx) = layer_struct->layer_sa;
/* configure layer default color */
TLI_LxDC(layerx) &= ~(TLI_LxDC_DCB|(TLI_LxDC_DCG)|(TLI_LxDC_DCR)|(TLI_LxDC_DCA));
TLI_LxDC(layerx) = (layer_struct->layer_default_blue |(layer_struct->layer_default_green<<8U)
|(layer_struct->layer_default_red<<16U)
|(layer_struct->layer_default_alpha<<24U));
/* configure layer alpha calculation factors */
TLI_LxBLEND(layerx) &= ~(TLI_LxBLEND_ACF2|(TLI_LxBLEND_ACF1));
TLI_LxBLEND(layerx) = ((layer_struct->layer_acf2)|(layer_struct->layer_acf1));
/* configure layer frame buffer base address */
TLI_LxFBADDR(layerx) &= ~(TLI_LxFBADDR_FBADD);
TLI_LxFBADDR(layerx) = (layer_struct->layer_frame_bufaddr);
/* configure layer frame line length */
TLI_LxFLLEN(layerx) &= ~(TLI_LxFLLEN_FLL|(TLI_LxFLLEN_STDOFF));
TLI_LxFLLEN(layerx) = (layer_struct->layer_frame_line_length|(layer_struct->layer_frame_buf_stride_offset<<16U));
/* configure layer frame buffer base address */
TLI_LxFBADDR(layerx) &= ~(TLI_LxFBADDR_FBADD);
TLI_LxFBADDR(layerx) = (layer_struct->layer_frame_bufaddr);
/* configure layer frame total line number */
TLI_LxFTLN(layerx) &= ~(TLI_LxFTLN_FTLN);
TLI_LxFTLN(layerx) = (layer_struct->layer_frame_total_line_number);
}
/*!
\brief reconfigure window position
\param[in] layerx: LAYERx(x=0,1).
\param[in] offset_x: new horizontal offset .
\param[in] offset_y: new vertical offset.
\param[out] none
\retval none
*/
void tli_layer_window_offset_modify(uint32_t layerx,uint32_t offset_x,uint32_t offset_y)
{
/* configure window start position */
uint32_t layer_ppf,line_length,line_num,hstart,vstart;
TLI_LxHPOS(layerx) &= ~(TLI_LxHPOS_WLP|(TLI_LxHPOS_WRP));
TLI_LxVPOS(layerx) &= ~(TLI_LxVPOS_WTP|(TLI_LxVPOS_WBP));
hstart = offset_x+(((TLI_BPSZ & TLI_BPSZ_HBPSZ)>>16U)+1U);
vstart = offset_y+((TLI_BPSZ & TLI_BPSZ_VBPSZ)+1U);
line_num = (TLI_LxFTLN(layerx) & TLI_LxFTLN_FTLN);
layer_ppf = (TLI_LxPPF(layerx) & TLI_LxPPF_PPF);
/* the bytes of a line equal TLI_LxFLLEN_FLL bits value minus 3 */
switch(layer_ppf){
case LAYER_PPF_ARGB8888:
/* each pixel includes 4bytes,when pixel format is ARGB8888 */
line_length = (((TLI_LxFLLEN(layerx) & TLI_LxFLLEN_FLL)-3U)/4U);
break;
case LAYER_PPF_RGB888:
/* each pixel includes 3bytes,when pixel format is RGB888 */
line_length = (((TLI_LxFLLEN(layerx) & TLI_LxFLLEN_FLL)-3U)/3U);
break;
case LAYER_PPF_RGB565:
case LAYER_PPF_ARGB1555:
case LAYER_PPF_ARGB4444:
case LAYER_PPF_AL88:
/* each pixel includes 2bytes,when pixel format is RGB565,ARG1555,ARGB4444 or AL88 */
line_length = (((TLI_LxFLLEN(layerx) & TLI_LxFLLEN_FLL)-3U)/2U);
break;
case LAYER_PPF_L8:
case LAYER_PPF_AL44:
/* each pixel includes 1byte,when pixel format is L8 or AL44 */
line_length = (((TLI_LxFLLEN(layerx) & TLI_LxFLLEN_FLL)-3U));
break;
default:
break;
}
/* reconfigure window position */
TLI_LxHPOS(layerx) = (hstart|((hstart+line_length-1U)<<16U));
TLI_LxVPOS(layerx) = (vstart|((vstart+line_num-1U)<<16U));
}
/*!
\brief TLI layer lut initialize
\param[in] layerx: LAYERx(x=0,1)
\param[in] lut_struct: TLI layer LUT parameter struct
layer_table_addr: window right position
layer_lut_channel_red: window left position
layer_window_bottompos: window bottom position
layer_window_toppos: window top position
\param[out] none
\retval none
*/
void tli_lut_init(uint32_t layerx,tli_layer_lut_parameter_struct *lut_struct)
{
TLI_LxLUT(layerx) &= ~(TLI_LxLUT_TB|TLI_LxLUT_TG|TLI_LxLUT_TR|TLI_LxLUT_TADD);
TLI_LxLUT(layerx) = ((lut_struct->layer_lut_channel_blue)|(lut_struct->layer_lut_channel_green<<8)
|(lut_struct->layer_lut_channel_red<<16
|(lut_struct->layer_table_addr<<24)));
}
/*!
\brief TLI layer key initialize
\param[in] layerx: LAYERx(x=0,1).
\param[in] redkey: color key red.
\param[in] greenkey: color key green
\param[in] bluekey: color key blue.
\param[out] none
\retval none
*/
void tli_ckey_init(uint32_t layerx,uint32_t redkey,uint32_t greenkey,uint32_t bluekey)
{
TLI_LxCKEY(layerx) = ((bluekey)|(greenkey<<8U)|(redkey<<16U));
}