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| author | Patrick Georgi <patrick.georgi@coresystems.de> | 2010-01-06 22:14:39 +0000 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2010-01-06 22:14:39 +0000 |
| commit | e48654cf70f1c9c357b488f9506962c4485c46f5 (patch) | |
| tree | c19518ff0f49d942db679016feff49a462bc63a3 /serial.c | |
| parent | 3b6237dbce5149c565a134394c6184118629464d (diff) | |
| download | ast2050-flashrom-e48654cf70f1c9c357b488f9506962c4485c46f5.zip ast2050-flashrom-e48654cf70f1c9c357b488f9506962c4485c46f5.tar.gz | |
Buspiratespi support on mingw
Corresponding to flashrom svn r832.
Signed-off-by: Patrick Georgi <patrick.georgi@coresystems.de>
Acked-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
Diffstat (limited to 'serial.c')
| -rw-r--r-- | serial.c | 57 |
1 files changed, 53 insertions, 4 deletions
@@ -30,9 +30,13 @@ #include <sys/stat.h> #include <errno.h> #include <inttypes.h> +#ifdef _WIN32 +#include <conio.h> +#else #include <termios.h> +#endif -int sp_fd; +fdtype sp_fd; void __attribute__((noreturn)) sp_die(char *msg) { @@ -40,6 +44,7 @@ void __attribute__((noreturn)) sp_die(char *msg) exit(1); } +#ifndef _WIN32 struct baudentry { int flag; unsigned int baud; @@ -94,9 +99,36 @@ static const struct baudentry sp_baudtable[] = { #endif {0, 0} /* Terminator */ }; +#endif -int sp_openserport(char *dev, unsigned int baud) +fdtype sp_openserport(char *dev, unsigned int baud) { +#ifdef _WIN32 + HANDLE fd; + fd = CreateFile(dev, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, NULL); + if (fd == INVALID_HANDLE_VALUE) { + sp_die("Error: cannot open serial port"); + } + DCB dcb; + if (!GetCommState(fd, &dcb)) { + sp_die("Error: Could not fetch serial port configuration"); + } + switch (baud) { + case 9600: dcb.BaudRate = CBR_9600; break; + case 19200: dcb.BaudRate = CBR_19200; break; + case 38400: dcb.BaudRate = CBR_38400; break; + case 57600: dcb.BaudRate = CBR_57600; break; + case 115200: dcb.BaudRate = CBR_115200; break; + default: sp_die("Error: Could not set baud rate"); + } + dcb.ByteSize=8; + dcb.Parity=NOPARITY; + dcb.StopBits=ONESTOPBIT; + if (!SetCommState(fd, &dcb)) { + sp_die("Error: Could not change serial port configuration"); + } + return fd; +#else struct termios options; int fd, i; fd = open(dev, O_RDWR | O_NOCTTY | O_NDELAY); @@ -125,26 +157,39 @@ int sp_openserport(char *dev, unsigned int baud) options.c_oflag &= ~OPOST; tcsetattr(fd, TCSANOW, &options); return fd; +#endif } void sp_flush_incoming(void) { +#ifdef _WIN32 + PurgeComm(sp_fd, PURGE_RXCLEAR); +#else tcflush(sp_fd, TCIFLUSH); +#endif return; } int serialport_shutdown(void) { +#ifdef _WIN32 + CloseHandle(sp_fd); +#else close(sp_fd); +#endif return 0; } int serialport_write(unsigned char *buf, unsigned int writecnt) { - int tmp = 0; + long tmp = 0; while (writecnt > 0) { +#ifdef _WIN32 + WriteFile(sp_fd, buf, writecnt, &tmp, NULL); +#else tmp = write(sp_fd, buf, writecnt); +#endif if (tmp == -1) return 1; if (!tmp) @@ -158,10 +203,14 @@ int serialport_write(unsigned char *buf, unsigned int writecnt) int serialport_read(unsigned char *buf, unsigned int readcnt) { - int tmp = 0; + long tmp = 0; while (readcnt > 0) { +#ifdef _WIN32 + ReadFile(sp_fd, buf, readcnt, &tmp, NULL); +#else tmp = read(sp_fd, buf, readcnt); +#endif if (tmp == -1) return 1; if (!tmp) |
