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niagara: check if a serial port is available 

Reported-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Artyom Tarasenko <atar4qemu@gmail.com>
This commit is contained in:
Artyom Tarasenko 2017-01-23 22:08:59 +01:00
parent 5e3a549498
commit a5a08302d4
No known key found for this signature in database
GPG Key ID: 3360C3F7411A125F
1 changed files with 4 additions and 3 deletions
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7
hw/sparc64/niagara.c
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@ -158,9 +158,10 @@ static void niagara_init(MachineState *machine)
exit(1);
}
}
serial_mm_init(sysmem, NIAGARA_UART_BASE, 0, NULL, 115200,
serial_hds[0], DEVICE_BIG_ENDIAN);
if (serial_hds[0]) {
serial_mm_init(sysmem, NIAGARA_UART_BASE, 0, NULL, 115200,
serial_hds[0], DEVICE_BIG_ENDIAN);
}
empty_slot_init(NIAGARA_IOBBASE, NIAGARA_IOBSIZE);
sun4v_rtc_init(NIAGARA_RTC_BASE);
}