FreeCalypso > hg > fc-tourmaline
view src/cs/drivers/drv_app/r2d/lcds/E_Sample/lcd_if32.c @ 296:a927f030a4e0
add AT@VIBR and AT@VIBS commands for testing VIBR SWE
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Mon, 28 Mar 2022 00:43:11 +0000 |
parents | 4e78acac3d88 |
children |
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/****************************************************************************** * WIRELESS COMMUNICATION SYSTEM DEVELOPMENT * * (C) 2002 Texas Instruments France. All rights reserved * * Author : Philippe MARTINEZ * * * Important Note * -------------- * * This S/W is a preliminary version. It contains information on a product * under development and is issued for evaluation purposes only. Features * characteristics, data and other information are subject to change. * * The S/W is furnished under Non Disclosure Agreement and may be used or * copied only in accordance with the terms of the agreement. It is an offence * to copy the software in any way except as specifically set out in the * agreement. No part of this document may be reproduced or transmitted in any * form or by any means, electronic or mechanical, including photocopying and * recording, for any purpose without the express written permission of Texas * Instruments Inc. * ****************************************************************************** * * FILE NAME: lcd_if32.c * * * PURPOSE: LCD Interface driver compiled in 32-bits mode (ARM mode) * * * FILE REFERENCES: * * Name IO Description * ------------- -- --------------------------------------------- * * * * EXTERNAL VARIABLES: * * Source: * * Name Type IO Description * ------------- --------------- -- ------------------------------ * * * * EXTERNAL REFERENCES: * * Name Description * ------------------ ------------------------------------------------------- * * * * ABNORMAL TERMINATION CONDITIONS, ERROR AND WARNING MESSAGES: * * * * ASSUMPTION, CONSTRAINTS, RESTRICTIONS: * * * * NOTES: * * * * REQUIREMENTS/FUNCTIONAL SPECIFICATION REFERENCES: * * * * * DEVELOPMENT HISTORY: * * Date Name(s) Version Description * ----------- -------------- ------- ------------------------------------- * 30-Oct-2002 Philippe MARTINEZ 0.0.1 First implementation * * ALGORITHM: * * *****************************************************************************/ #include "r2d/lcds/e_sample/lcd_if.h" /**************************************************************************** * GLOBAL VARIABLES REFERENCE ***************************************************************************/ /* internal structure instance */ extern T_LCD_IF_INTERNAL d_lcd_if_internal; #if (CHIPSET == 12) /****************************************************************************** * * FUNCTION NAME: f_lcd_if_it_handler * * LCD Interface Interrupt Handler. * * * ARGUMENT LIST: * * Argument Type IO Description * ------------ ------------------- -- --------------------------------- * None * * RETURN VALUE: None * *****************************************************************************/ void f_lcd_if_it_handler( void ) { E_LCD_IF_CALLBACK_RET d_status; SYS_UWORD32 d_nb_words_in_loop = 0; SYS_UWORD8 i = 0; /* check the d_interrupt_state value and the buffer */ if( (d_lcd_if_internal.d_interrupt_state == C_LCD_IF_IT_BUFF) && (d_lcd_if_internal.d_cs_struct[d_lcd_if_internal.d_current_cs].d_tx.d_buffer_size != 0) ) { /* Copy up to C_LCD_IF_TX_FIFO_SIZE words into the TX FIFO. */ if( d_lcd_if_internal.d_cs_struct[d_lcd_if_internal.d_current_cs].d_tx.d_buffer_size >= C_LCD_IF_TX_FIFO_SIZE) { d_nb_words_in_loop = C_LCD_IF_TX_FIFO_SIZE; } else { d_nb_words_in_loop = d_lcd_if_internal.d_cs_struct[d_lcd_if_internal.d_current_cs].d_tx.d_buffer_size; } // End if for( i=0; i<d_nb_words_in_loop ;i++ ) { F_LCD_IF_WRITE_IN_FIFO( d_lcd_if_internal.d_cs_struct[d_lcd_if_internal.d_current_cs].d_tx.p_buffer[i] ); } // End for /* update d_nb_words_to copy and p_buffer */ d_lcd_if_internal.d_cs_struct[d_lcd_if_internal.d_current_cs].d_tx.d_buffer_size -= d_nb_words_in_loop; d_lcd_if_internal.d_cs_struct[d_lcd_if_internal.d_current_cs].d_tx.p_buffer += d_nb_words_in_loop; } else { /* Call the callback function */ d_status = (*d_lcd_if_internal.d_cs_struct[d_lcd_if_internal.d_current_cs].d_tx.p_callback)(); /* disable the LCD Interface TX FIFO if needed */ if( d_status == C_LCD_IF_CALLBACK_DISABLE_IT) { F_LCD_IF_DISABLE_TX_FIFO_EMPTY_IT; /* set internal state to IDLE */ d_lcd_if_internal.d_interrupt_state = C_LCD_IF_IDLE; } // End if } // End if } /* f_lcd_if_it_handler */ #endif