Remove driver files that generate compiler warnings from the RISC-V_Renode_Emulator_SoftConsole project.
Update RISC-V ports so the interrupt stack is set to a known value before the scheduler is started if the interrupt stack is statically defined rather than re-using the main.c() stack.pull/8/head
Richard Barry
5 years ago
parent
16639d2d63
commit
07622ed3ee
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Load Diff
@ -1,35 +0,0 @@
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/*******************************************************************************
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* (c) Copyright 2009-2015 Microsemi SoC Products Group. All rights reserved.
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*
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* CoreI2C driver interrupt control.
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*
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* SVN $Revision: 7984 $
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* SVN $Date: 2015-10-12 12:07:40 +0530 (Mon, 12 Oct 2015) $
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*/
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#include "hal.h"
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#include "hal_assert.h"
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#include "core_i2c.h"
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#include "riscv_hal.h"
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#define I2C_IRQn External_29_IRQn
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/*------------------------------------------------------------------------------
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* This function must be modified to enable interrupts generated from the
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* CoreI2C instance identified as parameter.
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*/
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void I2C_enable_irq( i2c_instance_t * this_i2c )
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{
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PLIC_EnableIRQ(I2C_IRQn);
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// HAL_ASSERT(0)
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}
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/*------------------------------------------------------------------------------
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* This function must be modified to disable interrupts generated from the
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* CoreI2C instance identified as parameter.
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*/
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void I2C_disable_irq( i2c_instance_t * this_i2c )
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{
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PLIC_DisableIRQ(I2C_IRQn);
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// HAL_ASSERT(0)
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}
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@ -1,266 +0,0 @@
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/*******************************************************************************
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* (c) Copyright 2016-2018 Microsemi SoC Products Group. All rights reserved.
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*
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* @file syscall.c
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* @author Microsemi SoC Products Group
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* @brief Stubs for system calls.
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*
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* SVN $Revision: 9661 $
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* SVN $Date: 2018-01-15 16:13:33 +0530 (Mon, 15 Jan 2018) $
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*/
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#include <stdint.h>
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#include <stdlib.h>
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#include <stddef.h>
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#include <unistd.h>
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#include <errno.h>
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#include <sys/stat.h>
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#include <sys/times.h>
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#include <stdio.h>
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#include <string.h>
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#include "encoding.h"
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#ifdef MSCC_STDIO_THRU_CORE_UART_APB
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#include "core_uart_apb.h"
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#include "hw_platform.h"
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#endif /*MSCC_STDIO_THRU_CORE_UART_APB*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifdef MSCC_STDIO_THRU_CORE_UART_APB
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/*------------------------------------------------------------------------------
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* CoreUARTapb instance data for the CoreUARTapb instance used for standard
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* output.
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*/
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static UART_instance_t g_stdio_uart;
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/*==============================================================================
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* Flag used to indicate if the UART driver needs to be initialized.
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*/
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static int g_stdio_uart_init_done = 0;
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#endif /*MSCC_STDIO_THRU_CORE_UART_APB*/
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#undef errno
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int errno;
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char *__env[1] = { 0 };
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char **environ = __env;
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void write_hex(int fd, uint32_t hex)
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{
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uint8_t ii;
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uint8_t jj;
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char towrite;
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uint8_t digit;
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write( fd , "0x", 2 );
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for (ii = 8 ; ii > 0; ii--)
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{
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jj = ii-1;
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digit = ((hex & (0xF << (jj*4))) >> (jj*4));
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towrite = digit < 0xA ? ('0' + digit) : ('A' + (digit - 0xA));
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write( fd, &towrite, 1);
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}
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}
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void _exit(int code)
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{
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#ifdef MSCC_STDIO_THRU_CORE_UART_APB
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const char * message = "\nProgam has exited with code:";
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write(STDERR_FILENO, message, strlen(message));
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write_hex(STDERR_FILENO, code);
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#endif
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while (1);
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}
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void *_sbrk(ptrdiff_t incr)
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{
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extern char _end[];
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extern char _heap_end[];
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static char *curbrk = _end;
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if ((curbrk + incr < _end) || (curbrk + incr > _heap_end))
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{
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return ((char *) - 1);
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}
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curbrk += incr;
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return curbrk - incr;
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}
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int _isatty(int fd)
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{
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if (fd == STDOUT_FILENO || fd == STDERR_FILENO)
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{
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return 1;
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}
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errno = EBADF;
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return 0;
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}
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static int stub(int err)
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{
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errno = err;
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return -1;
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}
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int _open(const char* name, int flags, int mode)
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{
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return stub(ENOENT);
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}
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int _openat(int dirfd, const char* name, int flags, int mode)
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{
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return stub(ENOENT);
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}
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int _close(int fd)
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{
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return stub(EBADF);
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}
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int _execve(const char* name, char* const argv[], char* const env[])
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{
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return stub(ENOMEM);
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}
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int _fork()
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{
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return stub(EAGAIN);
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}
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int _fstat(int fd, struct stat *st)
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{
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if (isatty(fd))
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{
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st->st_mode = S_IFCHR;
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return 0;
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}
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return stub(EBADF);
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}
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int _getpid()
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{
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return 1;
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}
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int _kill(int pid, int sig)
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{
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return stub(EINVAL);
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}
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int _link(const char *old_name, const char *new_name)
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{
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return stub(EMLINK);
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}
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off_t _lseek(int fd, off_t ptr, int dir)
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{
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if (_isatty(fd))
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{
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return 0;
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}
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return stub(EBADF);
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}
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ssize_t _read(int fd, void* ptr, size_t len)
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{
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#ifdef MSCC_STDIO_THRU_CORE_UART_APB
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if (_isatty(fd))
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{
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/*--------------------------------------------------------------------------
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* Initialize the UART driver if it is the first time this function is
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* called.
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*/
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if ( !g_stdio_uart_init_done )
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{
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/******************************************************************************
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* Baud value:
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* This value is calculated using the following equation:
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* BAUD_VALUE = (CLOCK / (16 * BAUD_RATE)) - 1
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*****************************************************************************/
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UART_init( &g_stdio_uart, MSCC_STDIO_UART_BASE_ADDR, ((SYS_CLK_FREQ/(16 * MSCC_STDIO_BAUD_VALUE))-1), (DATA_8_BITS | NO_PARITY));
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g_stdio_uart_init_done = 1;
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}
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return UART_get_rx(&g_stdio_uart, (uint8_t*) ptr, len);
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}
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#endif
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return stub(EBADF);
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}
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int _stat(const char* file, struct stat* st)
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{
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return stub(EACCES);
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}
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clock_t _times(struct tms* buf)
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{
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return stub(EACCES);
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}
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int _unlink(const char* name)
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{
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return stub(ENOENT);
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}
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int _wait(int* status)
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{
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return stub(ECHILD);
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}
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ssize_t _write(int fd, const void* ptr, size_t len)
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{
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#ifdef MSCC_STDIO_THRU_CORE_UART_APB
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const uint8_t * current = (const uint8_t *) ptr;
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size_t jj;
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if (_isatty(fd))
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{
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/*--------------------------------------------------------------------------
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* Initialize the UART driver if it is the first time this function is
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* called.
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*/
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if ( !g_stdio_uart_init_done )
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{
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/******************************************************************************
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* Baud value:
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* This value is calculated using the following equation:
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* BAUD_VALUE = (CLOCK / (16 * BAUD_RATE)) - 1
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*****************************************************************************/
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UART_init( &g_stdio_uart, MSCC_STDIO_UART_BASE_ADDR, ((SYS_CLK_FREQ/(16 * MSCC_STDIO_BAUD_VALUE))-1), (DATA_8_BITS | NO_PARITY));
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g_stdio_uart_init_done = 1;
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}
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for (jj = 0; jj < len; jj++)
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{
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UART_send(&g_stdio_uart, current + jj, 1);
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if (current[jj] == '\n')
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{
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UART_send(&g_stdio_uart, (const uint8_t *)"\r", 1);
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}
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}
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return len;
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}
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#endif
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return stub(EBADF);
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}
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#ifdef __cplusplus
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}
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#endif
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