30 lines
665 B
C
30 lines
665 B
C
/* See LICENSE of license details. */
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#include <errno.h>
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#include <stdint.h>
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#include <sys/types.h>
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#include <unistd.h>
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#include <string.h>
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extern volatile uint32_t tohost;
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__attribute__((optimize("O0"))) ssize_t _bsp_write(int fd, const void *ptr,
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size_t len) {
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if (isatty(fd)) {
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uint64_t payload[4] = {64, 0, (uintptr_t)((uint32_t *)ptr), len};
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tohost = (uint32_t)payload;
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/*
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// accoring to my understading this part is used fot uart wrrite for later
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for (size_t jj = 0; jj < len; jj++) {
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*((uint32_t *)0xFFFF0000) = current[jj];
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}
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*/
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return len;
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}
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return 1;
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}
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