We removed 8250_acpi in 2.6.17. If we don't have PNPACPI turned on, we won't find any ACPI serial devices, so mention this requirement in the troubleshooting part of the documentation. CONFIG_PNPACPI is already turned on in all the relevant defconfigs. Signed-off-by: Bjorn Helgaas <bjorn.helgaas@xxxxxx> Index: mm2/Documentation/ia64/serial.txt =================================================================== --- mm2.orig/Documentation/ia64/serial.txt 2006-06-17 19:49:35.000000000 -0600 +++ mm2/Documentation/ia64/serial.txt 2006-06-29 10:46:08.000000000 -0600 @@ -124,6 +124,13 @@ - Add entry to /etc/securetty for console tty. + No ACPI serial devices found in 2.6.17 or later: + + - Turn on CONFIG_PNP and CONFIG_PNPACPI. Prior to 2.6.17, ACPI + serial devices were discovered by 8250_acpi. In 2.6.17, + 8250_acpi was replaced by the combination of 8250_pnp and + CONFIG_PNPACPI. + [1] http://www.dig64.org/specifications/DIG64_PCDPv20.pdf - To unsubscribe from this list: send the line "unsubscribe linux-ia64" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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