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authorblueswir1 <blueswir1@c046a42c-6fe2-441c-8c8c-71466251a162>2008-11-22 20:49:12 +0000
committerblueswir1 <blueswir1@c046a42c-6fe2-441c-8c8c-71466251a162>2008-11-22 20:49:12 +0000
commit6972f93538fc3ad18e791c69ffa1342da11d7159 (patch)
treeb28a0099801462e221bbb5c9dfe6e394192709d8
parent5f8712aa1eaeb973baf1f52422ef8eb73ccb258a (diff)
Native FreeBSD parallel port (Juergen Lock)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5779 c046a42c-6fe2-441c-8c8c-71466251a162
-rw-r--r--qemu-char.c65
1 files changed, 65 insertions, 0 deletions
diff --git a/qemu-char.c b/qemu-char.c
index 2cf864454..d2335dd60 100644
--- a/qemu-char.c
+++ b/qemu-char.c
@@ -63,6 +63,8 @@
#include <sys/stat.h>
#ifdef __FreeBSD__
#include <libutil.h>
+#include <dev/ppbus/ppi.h>
+#include <dev/ppbus/ppbconf.h>
#else
#include <util.h>
#endif
@@ -1269,6 +1271,65 @@ static CharDriverState *qemu_chr_open_pp(const char *filename)
}
#endif /* __linux__ */
+#if defined(__FreeBSD__)
+static int pp_ioctl(CharDriverState *chr, int cmd, void *arg)
+{
+ int fd = (int)chr->opaque;
+ uint8_t b;
+
+ switch(cmd) {
+ case CHR_IOCTL_PP_READ_DATA:
+ if (ioctl(fd, PPIGDATA, &b) < 0)
+ return -ENOTSUP;
+ *(uint8_t *)arg = b;
+ break;
+ case CHR_IOCTL_PP_WRITE_DATA:
+ b = *(uint8_t *)arg;
+ if (ioctl(fd, PPISDATA, &b) < 0)
+ return -ENOTSUP;
+ break;
+ case CHR_IOCTL_PP_READ_CONTROL:
+ if (ioctl(fd, PPIGCTRL, &b) < 0)
+ return -ENOTSUP;
+ *(uint8_t *)arg = b;
+ break;
+ case CHR_IOCTL_PP_WRITE_CONTROL:
+ b = *(uint8_t *)arg;
+ if (ioctl(fd, PPISCTRL, &b) < 0)
+ return -ENOTSUP;
+ break;
+ case CHR_IOCTL_PP_READ_STATUS:
+ if (ioctl(fd, PPIGSTATUS, &b) < 0)
+ return -ENOTSUP;
+ *(uint8_t *)arg = b;
+ break;
+ default:
+ return -ENOTSUP;
+ }
+ return 0;
+}
+
+static CharDriverState *qemu_chr_open_pp(const char *filename)
+{
+ CharDriverState *chr;
+ int fd;
+
+ fd = open(filename, O_RDWR);
+ if (fd < 0)
+ return NULL;
+
+ chr = qemu_mallocz(sizeof(CharDriverState));
+ if (!chr) {
+ close(fd);
+ return NULL;
+ }
+ chr->opaque = (void *)fd;
+ chr->chr_write = null_chr_write;
+ chr->chr_ioctl = pp_ioctl;
+ return chr;
+}
+#endif
+
#else /* _WIN32 */
typedef struct {
@@ -2110,6 +2171,10 @@ CharDriverState *qemu_chr_open(const char *label, const char *filename)
if (strstart(filename, "/dev/parport", NULL)) {
chr = qemu_chr_open_pp(filename);
} else
+#elif defined(__FreeBSD__)
+ if (strstart(filename, "/dev/ppi", NULL)) {
+ chr = qemu_chr_open_pp(filename);
+ } else
#endif
#if defined(__linux__) || defined(__sun__) || defined(__FreeBSD__) \
|| defined(__NetBSD__) || defined(__OpenBSD__)