Firmware/MNRS-BM-BSP
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splits write.c, adds iss implementation and adds CMake build system

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This commit is contained in:
Eyck-Alexander Jentzsch
2025-01-06 20:19:05 +01:00
parent bace1c31c1
commit 32ff23709f
5 changed files with 80 additions and 173 deletions
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18
env/iss/bsp_write.c vendored Normal file
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@ -0,0 +1,18 @@
/* See LICENSE of license details. */
#include <errno.h>
#include <stdint.h>
#include <sys/types.h>
#include <unistd.h>
ssize_t _bsp_write(int fd, const void *ptr, size_t len) {
const uint8_t *current = (const uint8_t *)ptr;
if (isatty(fd)) {
for (size_t jj = 0; jj < len; jj++) {
*((uint32_t *)0xFFFF0000) = current[jj];
}
return len;
}
return 1;
}

38
env/iss/write.c vendored
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@ -1,38 +0,0 @@
/* See LICENSE of license details. */
#include <errno.h>
#include <stdint.h>
#include <sys/types.h>
#include <unistd.h>
#include "platform.h"
#include "stub.h"
#include "weak_under_alias.h"
#if defined(SEMIHOSTING)
#include "semihosting.h"
#endif
ssize_t __wrap_write(int fd, const void *ptr, size_t len) {
const uint8_t *current = (const uint8_t *)ptr;
#if defined(SEMIHOSTING)
if (isatty(fd)) {
for (size_t jj = 0; jj < len; jj++) {
sh_writec(current[jj]);
}
return len;
} else {
sh_write(current, fd);
return len;
}
// return len;
#endif
if (isatty(fd)) {
for (size_t jj = 0; jj < len; jj++) {
*((uint32_t *)0xFFFF0000) = current[jj];
}
return len;
}
return _stub(EBADF);
}
weak_under_alias(write);