svn commit: r228341 - stable/8/sys/dev/ic

[Oleksandr Tymoshenko]

Author: gonzo
Date: Thu Dec  8 00:56:23 2011
New Revision: 228341
URL: http://svn.freebsd.org/changeset/base/228341

Log:
  MFS r202062:
      Defintions for cavium uart
  
  MFC after:	23 months

Modified:
  stable/8/sys/dev/ic/ns16550.h
Directory Properties:
  stable/8/sys/   (props changed)

Modified: stable/8/sys/dev/ic/ns16550.h
==============================================================================
--- stable/8/sys/dev/ic/ns16550.h	Thu Dec  8 00:50:14 2011	(r228340)
+++ stable/8/sys/dev/ic/ns16550.h	Thu Dec  8 00:56:23 2011	(r228341)
@@ -52,6 +52,7 @@
 #define	REG_IIR		com_iir
 #define	IIR_IMASK	0xf
 #define	IIR_RXTOUT	0xc
+#define	IIR_BUSY	0x7
 #define	IIR_RLS		0x6
 #define	IIR_RXRDY	0x4
 #define	IIR_TXRDY	0x2
@@ -181,6 +182,10 @@
 #define	com_xoff1	6	/* XOFF 1 character (R/W) */
 #define	com_xoff2	7	/* XOFF 2 character (R/W) */
 
+#define com_usr		39	/* Octeon 16750/16550 Uart Status Reg */
+#define REG_USR		com_usr
+#define USR_TXFIFO_NOTFULL 2    /* Uart TX FIFO Not full */
+
 /* 16950 register #1.  Access enabled by ACR[7].  Also requires !LCR[7]. */
 #define	com_asr		1	/* additional status register (R[0-7]/W[0-1]) */