summaryrefslogtreecommitdiffstats
path: root/buspirate_spi.c
diff options
context:
space:
mode:
Diffstat (limited to 'buspirate_spi.c')
-rw-r--r--buspirate_spi.c60
1 files changed, 4 insertions, 56 deletions
diff --git a/buspirate_spi.c b/buspirate_spi.c
index a1c8265..62433d4 100644
--- a/buspirate_spi.c
+++ b/buspirate_spi.c
@@ -22,7 +22,6 @@
#include <string.h>
#include <stdlib.h>
#include <ctype.h>
-#include <fcntl.h>
#include "flash.h"
#include "spi.h"
@@ -36,63 +35,12 @@ int buspirate_serialport_setup(char *dev)
sp_fd = sp_openserport(dev, 115200);
return 0;
}
-
-int buspirate_serialport_shutdown(void)
-{
- close(sp_fd);
- return 0;
-}
-
-int serialport_write(unsigned char *buf, unsigned int writecnt)
-{
- int tmp = 0;
-
- while (tmp != writecnt) {
- tmp = write(sp_fd, buf + tmp, writecnt - tmp);
- if (tmp == -1)
- return 1;
- if (!tmp)
- printf_debug("Empty write\n");
- }
-
- return 0;
-}
-
-int serialport_read(unsigned char *buf, unsigned int readcnt)
-{
- int tmp = 0;
-
- while (tmp != readcnt) {
- tmp = read(sp_fd, buf + tmp, readcnt - tmp);
- if (tmp == -1)
- return 1;
- if (!tmp)
- printf_debug("Empty read\n");
- }
-
- return 0;
-}
-
-int buspirate_discard_read(void)
-{
- int flags;
-
- printf_debug("%s\n", __func__);
- flags = fcntl(sp_fd, F_GETFL);
- flags |= O_NONBLOCK;
- fcntl(sp_fd, F_SETFL, flags);
- sp_flush_incoming();
- flags &= ~O_NONBLOCK;
- fcntl(sp_fd, F_SETFL, flags);
-
- return 0;
-}
#else
#define buspirate_serialport_setup(...) 0
-#define buspirate_serialport_shutdown(...) 0
+#define serialport_shutdown(...) 0
#define serialport_write(...) 0
#define serialport_read(...) 0
-#define buspirate_discard_read(...) 0
+#define serialport_discard_read(...) 0
#endif
int buspirate_sendrecv(unsigned char *buf, unsigned int writecnt, unsigned int readcnt)
@@ -196,7 +144,7 @@ int buspirate_spi_init(void)
if (ret)
return ret;
/* Read any response and discard it. */
- ret = buspirate_discard_read();
+ ret = serialport_discard_read();
if (ret)
return ret;
}
@@ -302,7 +250,7 @@ int buspirate_spi_shutdown(void)
return ret;
/* Shut down serial port communication */
- ret = buspirate_serialport_shutdown();
+ ret = serialport_shutdown();
if (ret)
return ret;
printf_debug("Bus Pirate shutdown completed.\n");
OpenPOWER on IntegriCloud