diff options
Diffstat (limited to 'targets/corstone-polaris/retarget.c')
| -rw-r--r-- | targets/corstone-polaris/retarget.c | 276 |
1 files changed, 0 insertions, 276 deletions
diff --git a/targets/corstone-polaris/retarget.c b/targets/corstone-polaris/retarget.c deleted file mode 100644 index eb1c908..0000000 --- a/targets/corstone-polaris/retarget.c +++ /dev/null @@ -1,276 +0,0 @@ -/* - * Copyright (c) 2019-2022 Arm Limited. All rights reserved. - * - * SPDX-License-Identifier: Apache-2.0 - * - * Licensed under the Apache License, Version 2.0 (the License); you may - * not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an AS IS BASIS, WITHOUT - * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <time.h> - -#include "uart_stdout.h" - -// armclang retargeting -#if defined(__ARMCC_VERSION) && (__ARMCC_VERSION >= 6100100) -#include <rt_misc.h> -#include <rt_sys.h> - -/* Standard IO device handles. */ -#define STDIN 0x8001 -#define STDOUT 0x8002 -#define STDERR 0x8003 - -#define RETARGET(fun) _sys##fun -#define IO_OUTPUT(len) 0 - -#else -/* - * This type is used by the _ I/O functions to denote an open - * file. - */ -typedef int FILEHANDLE; - -/* - * Open a file. May return -1 if the file failed to open. - */ -extern FILEHANDLE _open(const char * /*name*/, int /*openmode*/); - -/* Standard IO device handles. */ -#define STDIN 0x00 -#define STDOUT 0x01 -#define STDERR 0x02 - -#define RETARGET(fun) fun -#define IO_OUTPUT(len) len - -#endif - -/* Standard IO device name defines. */ -const char __stdin_name[] __attribute__((aligned(4))) = "STDIN"; -const char __stdout_name[] __attribute__((aligned(4))) = "STDOUT"; -const char __stderr_name[] __attribute__((aligned(4))) = "STDERR"; - -void _ttywrch(int ch) { - (void)fputc(ch, stdout); -} - -FILEHANDLE RETARGET(_open)(const char *name, int openmode) { - (void)openmode; - - if (strcmp(name, __stdin_name) == 0) { - return (STDIN); - } - - if (strcmp(name, __stdout_name) == 0) { - return (STDOUT); - } - - if (strcmp(name, __stderr_name) == 0) { - return (STDERR); - } - - return -1; -} - -int RETARGET(_write)(FILEHANDLE fh, const unsigned char *buf, unsigned int len, int mode) { - (void)mode; - - switch (fh) { - case STDOUT: - case STDERR: { - int c; - unsigned int i; - - for (i = 0; i < len; i++) { - c = fputc(buf[i], stdout); - if (c == EOF) { - return EOF; - } - } - - return IO_OUTPUT(len); - } - default: - return EOF; - } -} - -int RETARGET(_read)(FILEHANDLE fh, unsigned char *buf, unsigned int len, int mode) { - (void)mode; - - switch (fh) { - case STDIN: { - int c; - unsigned int i; - - for (i = 0; i < len; i++) { - c = fgetc(stdin); - if (c == EOF) { - return EOF; - } - - buf[i] = (unsigned char)c; - } - - return IO_OUTPUT(len); - } - default: - return EOF; - } -} - -int RETARGET(_istty)(FILEHANDLE fh) { - switch (fh) { - case STDIN: - case STDOUT: - case STDERR: - return 1; - default: - return 0; - } -} - -int RETARGET(_close)(FILEHANDLE fh) { - if (RETARGET(_istty(fh))) { - return 0; - } - - return -1; -} - -int RETARGET(_seek)(FILEHANDLE fh, long pos) { - (void)fh; - (void)pos; - - return -1; -} - -int RETARGET(_ensure)(FILEHANDLE fh) { - (void)fh; - - return -1; -} - -long RETARGET(_flen)(FILEHANDLE fh) { - if (RETARGET(_istty)(fh)) { - return 0; - } - - return -1; -} - -int RETARGET(_tmpnam)(char *name, int sig, unsigned maxlen) { - (void)name; - (void)sig; - (void)maxlen; - - return 1; -} - -char *RETARGET(_command_string)(char *cmd, int len) { - (void)len; - - return cmd; -} - -void RETARGET(_exit)(int return_code) { - char exit_code_buffer[64] = {0}; - const char *p = exit_code_buffer; - - /* Print out the exit code on the uart so any reader know how we exit. */ - /* By appending 0x04, ASCII for end-of-transmission the FVP model exits, - * if the configuration parameter shutdown_on_eot on the uart is enabled. - * For some versions of FVP, the shutdown_on_eot is broken, but the same - * behaviour can be created by passing specifying a shutdown_tag= for the - * uart when starting the model so that is added last as well. - */ - - snprintf(exit_code_buffer, - sizeof(exit_code_buffer), - "Application exit code: %d.\n" // Let the readers know how we exit - "\04\n" // end-of-transmission - "EXITTHESIM\n", // shutdown_tag - return_code); - - while (*p != '\0') { - UartPutc(*p++); - } - - while (1) {} -} - -int system(const char *cmd) { - (void)cmd; - - return 0; -} - -time_t time(time_t *timer) { - time_t current; - - current = 0; // To Do !! No RTC implemented - - if (timer != NULL) { - *timer = current; - } - - return current; -} - -void _clock_init(void) { -#if 0 - // Example implementation based on SysTick - // For instance, use a counting var in a SysTick interrupt handler - // for clock() to use - SysTick->LOAD = (uint32_t) ((SystemCoreClock/100)-1UL); - NVIC_SetPriority (SysTick_IRQn, (1UL << __NVIC_PRIO_BITS) - 1UL); - SysTick->VAL = 0UL; - SysTick->CTRL = SysTick_CTRL_CLKSOURCE_Msk | SysTick_CTRL_TICKINT_Msk | SysTick_CTRL_ENABLE_Msk; -#endif -} - -clock_t clock(void) { - return (clock_t)-1; -} - -int remove(const char *arg) { - (void)arg; - return 0; -} - -int rename(const char *oldn, const char *newn) { - (void)oldn; - (void)newn; - return 0; -} - -int fputc(int ch, FILE *f) { - (void)(f); - return UartPutc(ch); -} - -int fgetc(FILE *f) { - (void)f; - return UartPutc(UartGetc()); -} - -#ifndef ferror -/* arm-none-eabi-gcc with newlib uses a define for ferror */ -int ferror(FILE *f) { - (void)f; - return EOF; -} -#endif |