1 files changed, 92 insertions, 0 deletions
diff --git a/emulators/qemu/files/patch-vl.c-ppbus b/emulators/qemu/files/patch-vl.c-ppbus
new file mode 100644
index 000000000000..fc06147d8f5a
--- /dev/null
+++ b/emulators/qemu/files/patch-vl.c-ppbus
@@ -0,0 +1,92 @@
+--- vl.c.orig	Mon Aug 21 23:06:11 2006
++++ vl.c	Mon Aug 21 23:04:49 2006
+@@ -48,6 +48,8 @@
+ #endif
+ #ifdef __FreeBSD__
+ #include <sys/module.h>
++#include <dev/ppbus/ppi.h>
++#include <dev/ppbus/ppbconf.h>
+ #endif
+ #else
+ #ifndef __sun__
+@@ -1728,7 +1730,65 @@
+     chr->chr_ioctl = pp_ioctl;
+     return chr;
+ }
+-#endif /* defined(__linux__) */
++#elif 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;
++}
++
++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_add_read_handler = null_chr_add_read_handler;
++    chr->chr_ioctl = pp_ioctl;
++    return chr;
++}
++#endif
+ 
+ #else
+ CharDriverState *qemu_chr_open_pty(void)
+@@ -2562,6 +2622,13 @@
+ #endif
+ #if defined(__linux__)
+     if (strstart(filename, "/dev/parport", NULL)) {
++        return qemu_chr_open_pp(filename);
++    } else 
++    if (strstart(filename, "/dev/", NULL)) {
++        return qemu_chr_open_tty(filename);
++    } else 
++#elif defined(__FreeBSD__)
++    if (strstart(filename, "/dev/ppi", NULL)) {
+         return qemu_chr_open_pp(filename);
+     } else 
+     if (strstart(filename, "/dev/", NULL)) {