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Rename RISC-V-Qemu-sive_e_Freedom_Studio directory to RISC-V-Qemu-sifive_e-Eclipse-GCC as it is now using Vanilla Eclipse and vanilla GCC in place of Freedom Studio.

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This commit is contained in:
Richard Barry 2019-10-16 04:31:57 +00:00
parent f78ccd077a
commit c7c60cff15
58 changed files with 0 additions and 0 deletions
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32
FreeRTOS/Demo/RISC-V-Qemu-sifive_e-Eclipse-GCC/freedom-e-sdk/libwrap/sys/read.c Normal file
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/* See LICENSE of license details. */
#include <stdint.h>
#include <errno.h>
#include <unistd.h>
#include <sys/types.h>
#include "platform.h"
#include "stub.h"
#include "weak_under_alias.h"
ssize_t __wrap_read(int fd, void* ptr, size_t len)
{
uint8_t * current = (uint8_t *)ptr;
volatile uint32_t * uart_rx = (uint32_t *)(UART0_CTRL_ADDR + UART_REG_RXFIFO);
volatile uint8_t * uart_rx_cnt = (uint8_t *)(UART0_CTRL_ADDR + UART_REG_RXCTRL + 2);
ssize_t result = 0;
if (isatty(fd)) {
for (current = (uint8_t *)ptr;
(current < ((uint8_t *)ptr) + len) && (*uart_rx_cnt > 0);
current ++) {
*current = *uart_rx;
result++;
}
return result;
}
return _stub(EBADF);
}
weak_under_alias(read);