From c9335332df86fbc895a8868a34abcc98817d53f0 Mon Sep 17 00:00:00 2001 From: Joshua Drake Date: Sat, 6 Dec 2025 14:22:21 -0600 Subject: Inital Commit --- mcc_generated_files/system/src/protected_io.S | 90 +++++++++++++++++++++++++++ 1 file changed, 90 insertions(+) create mode 100644 mcc_generated_files/system/src/protected_io.S (limited to 'mcc_generated_files/system/src/protected_io.S') diff --git a/mcc_generated_files/system/src/protected_io.S b/mcc_generated_files/system/src/protected_io.S new file mode 100644 index 0000000..4a60008 --- /dev/null +++ b/mcc_generated_files/system/src/protected_io.S @@ -0,0 +1,90 @@ +/** + * protected_io Source Code File + * + * @file protected_io.S + * + * @ingroup config_bitsdriver + * + * @brief This file contains the generated protected_io source code file for the CONFIGURATION BITS. + * + * @version Driver Version 1.0.0 +*/ +/* +© [2025] Microchip Technology Inc. and its subsidiaries. + + Subject to your compliance with these terms, you may use Microchip + software and any derivatives exclusively with Microchip products. + You are responsible for complying with 3rd party license terms + applicable to your use of 3rd party software (including open source + software) that may accompany Microchip software. SOFTWARE IS ?AS IS.? + NO WARRANTIES, WHETHER EXPRESS, IMPLIED OR STATUTORY, APPLY TO THIS + SOFTWARE, INCLUDING ANY IMPLIED WARRANTIES OF NON-INFRINGEMENT, + MERCHANTABILITY, OR FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT + WILL MICROCHIP BE LIABLE FOR ANY INDIRECT, SPECIAL, PUNITIVE, + INCIDENTAL OR CONSEQUENTIAL LOSS, DAMAGE, COST OR EXPENSE OF ANY + KIND WHATSOEVER RELATED TO THE SOFTWARE, HOWEVER CAUSED, EVEN IF + MICROCHIP HAS BEEN ADVISED OF THE POSSIBILITY OR THE DAMAGES ARE + FORESEEABLE. TO THE FULLEST EXTENT ALLOWED BY LAW, MICROCHIP?S + TOTAL LIABILITY ON ALL CLAIMS RELATED TO THE SOFTWARE WILL NOT + EXCEED AMOUNT OF FEES, IF ANY, YOU PAID DIRECTLY TO MICROCHIP FOR + THIS SOFTWARE. +*/ + + +#include "../utils/assembler.h" + +/* + * GNU and IAR use different calling conventions. Since this is + * a very small and simple function to begin with, it's easier + * to implement it twice than to deal with the differences + * within a single implementation. + */ + + PUBLIC_FUNCTION(protected_write_io) + +#if defined(__GNUC__) + +#ifdef RAMPZ + out _SFR_IO_ADDR(RAMPZ), r1 // Clear bits 23:16 of Z +#endif + movw r30, r24 // Load addr into Z + out CCP, r22 // Start CCP handshake + st Z, r20 // Write value to I/O register + ret // Return to caller + +#elif defined(__IAR_SYSTEMS_ASM__) + +# if !defined(CONFIG_MEMORY_MODEL_TINY) && !defined(CONFIG_MEMORY_MODEL_SMALL) \ + && !defined(CONFIG_MEMORY_MODEL_LARGE) +# define CONFIG_MEMORY_MODEL_SMALL +# endif +# if defined(CONFIG_MEMORY_MODEL_LARGE) + ldi r20, 0 + out RAMPZ, r20 // Reset bits 23:16 of Z + movw r30, r16 // Load addr into Z +# elif defined(CONFIG_MEMORY_MODEL_TINY) + ldi r31, 0 // Reset bits 8:15 of Z + mov r30, r16 // Load addr into Z +# else + movw r30, r16 // Load addr into Z +# endif +# if defined(CONFIG_MEMORY_MODEL_TINY) + out CCP, r17 // Start CCP handshake + st Z, r18 // Write value to I/O register +# elif defined(CONFIG_MEMORY_MODEL_SMALL) + out CCP, r18 // Start CCP handshake + st Z, r19 // Write value to I/O register +# elif defined(CONFIG_MEMORY_MODEL_LARGE) + out CCP, r19 // Start CCP handshake + st Z, r20 // Write value to I/O register +# else +# error Unknown memory model in use, no idea how registers should be accessed +# endif + ret +#else +# error Unknown assembler +#endif + + END_FUNC(protected_write_io) + END_FILE() + -- cgit v1.2.3