diff options
| -rw-r--r-- | sys/dev/uart/uart_cpu_powerpc.c | 41 |
1 files changed, 32 insertions, 9 deletions
diff --git a/sys/dev/uart/uart_cpu_powerpc.c b/sys/dev/uart/uart_cpu_powerpc.c index f97eda0..8e4c1da 100644 --- a/sys/dev/uart/uart_cpu_powerpc.c +++ b/sys/dev/uart/uart_cpu_powerpc.c @@ -78,6 +78,27 @@ uart_cpu_getdev(int devtype, struct uart_devinfo *di) return (uart_getenv(devtype, di, class)); } #else +static int +ofw_get_uart_console(phandle_t opts, phandle_t *result, const char *inputdev, + const char *outputdev) +{ + char buf[64]; + phandle_t input; + + if (OF_getprop(opts, inputdev, buf, sizeof(buf)) == -1) + return (ENXIO); + input = OF_finddevice(buf); + if (input == -1) + return (ENXIO); + if (OF_getprop(opts, outputdev, buf, sizeof(buf)) == -1) + return (ENXIO); + if (OF_finddevice(buf) != input) + return (ENXIO); + + *result = input; + return (0); +} + int uart_cpu_getdev(int devtype, struct uart_devinfo *di) { @@ -94,15 +115,17 @@ uart_cpu_getdev(int devtype, struct uart_devinfo *di) return (ENXIO); switch (devtype) { case UART_DEV_CONSOLE: - if (OF_getprop(opts, "input-device", buf, sizeof(buf)) == -1) - return (ENXIO); - input = OF_finddevice(buf); - if (input == -1) - return (ENXIO); - if (OF_getprop(opts, "output-device", buf, sizeof(buf)) == -1) - return (ENXIO); - if (OF_finddevice(buf) != input) - return (ENXIO); + if (ofw_get_uart_console(opts, &input, "input-device", + "output-device")) { + /* + * At least some G5 Xserves require that we + * probe input-device-1 as well + */ + + if (ofw_get_uart_console(opts, &input, "input-device-1", + "output-device-1")) + return (ENXIO); + } break; case UART_DEV_DBGPORT: if (!getenv_string("hw.uart.dbgport", buf, sizeof(buf))) |
