Date: Tue, 18 Sep 2012 16:17:26 GMT From: Terrence Koeman <terrence@mediamonks.net> To: freebsd-gnats-submit@FreeBSD.org Subject: amd64/171746: Add support for MosChip MCS9901 based Quad UART PCIe card Message-ID: <201209181617.q8IGHQNZ084532@red.freebsd.org> Resent-Message-ID: <201209181620.q8IGK7Mc047173@freefall.freebsd.org>
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>Number: 171746
>Category: amd64
>Synopsis: Add support for MosChip MCS9901 based Quad UART PCIe card
>Confidential: no
>Severity: non-critical
>Priority: low
>Responsible: freebsd-amd64
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: change-request
>Submitter-Id: current-users
>Arrival-Date: Tue Sep 18 16:20:07 UTC 2012
>Closed-Date:
>Last-Modified:
>Originator: Terrence Koeman
>Release: 9.1-PRERELEASE
>Organization:
MediaMonks B.V.
>Environment:
FreeBSD xxx 9.1-PRERELEASE FreeBSD 9.1-PRERELEASE #15: Tue Sep 18 18:09:19 CEST 2012 terrence@xxx:/usr/obj/usr/src/sys/CONTROL-SMP amd64
>Description:
The MosChip MCS9901 based Quad UART PCIe card is not detected.
>How-To-Repeat:
>Fix:
See patch.
Patch attached with submission follows:
diff -r -u /usr/src/sys/dev/puc/pucdata.c new/puc/pucdata.c
--- /usr/src/sys/dev/puc/pucdata.c 2012-09-04 17:23:26.000000000 +0200
+++ new/puc/pucdata.c 2012-09-17 18:35:59.000000000 +0200
@@ -1069,6 +1069,12 @@
PUC_PORT_2P, 0x10, 4, 0,
},
+ { 0x9710, 0x9904, 0xa000, 0x1000,
+ "MosChip MCS9901 based Quad UART",
+ DEFAULT_RCLK,
+ PUC_PORT_4S, 0x10, 4, 0,
+ },
+
{ 0xb00c, 0x021c, 0xffff, 0,
"IC Book Labs Gunboat x4 Lite",
DEFAULT_RCLK,
diff -r -u /usr/src/sys/dev/uart/uart_bus_pci.c new/uart/uart_bus_pci.c
--- /usr/src/sys/dev/uart/uart_bus_pci.c 2012-03-18 02:01:41.000000000 +0100
+++ new/uart/uart_bus_pci.c 2012-09-17 18:37:47.000000000 +0200
@@ -127,6 +127,8 @@
"MosChip MCS9900 PCIe to Peripheral Controller", 0x10 },
{ 0x9710, 0x9901, 0xa000, 0x1000,
"MosChip MCS9901 PCIe to Peripheral Controller", 0x10 },
+{ 0x9710, 0x9904, 0xa000, 0x1000,
+ "MosChip MCS9901 PCIe to 4 Serial", 0x10 },
{ 0xdeaf, 0x9051, 0xffff, 0, "Middle Digital PC Weasel Serial Port", 0x10 },
{ 0xffff, 0, 0xffff, 0, NULL, 0, 0}
};
diff -r -u /usr/src/sys/dev/uart/uart_dev_ns8250.c new/uart/uart_dev_ns8250.c
--- /usr/src/sys/dev/uart/uart_dev_ns8250.c 2011-09-23 02:51:37.000000000 +0200
+++ new/uart/uart_dev_ns8250.c 2012-09-17 18:41:39.000000000 +0200
@@ -747,6 +747,9 @@
} else if (count >= 112 && count <= 128) {
sc->sc_rxfifosz = 128;
device_set_desc(sc->sc_dev, "16950 or compatible");
+ } else if (count >= 224 && count <= 256) {
+ sc->sc_rxfifosz = 256;
+ device_set_desc(sc->sc_dev, "16650 or compatible with 256byte FIFOs");
} else {
sc->sc_rxfifosz = 16;
device_set_desc(sc->sc_dev,
>Release-Note:
>Audit-Trail:
>Unformatted:
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