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Added definitions for some 16650 features (mostly misfeatures). This

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completes defining the 16650 register numbers but not all of their bits.
This commit is contained in:
Bruce Evans 2003-09-16 14:08:54 +00:00
parent 2b843bc94b
commit fec27f507c
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=120123
1 changed files with 7 additions and 0 deletions
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7
sys/dev/ic/ns16550.h
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@ -133,8 +133,15 @@
/* 16650 registers #2,[4-7]. Access enabled by LCR_EFR_ENABLE. */
#define com_efr 2 /* enhanced features register (R/W) */
#define EFR_AUTOCTS 0x80
#define EFR_AUTORTS 0x40
#define EFR_EFE 0x10 /* enhanced functions enable */
#define com_xon1 4 /* XON 1 character (R/W) */
#define com_xon2 5 /* XON 2 character (R/W) */
#define com_xoff1 6 /* XOFF 1 character (R/W) */
#define com_xoff2 7 /* XOFF 2 character (R/W) */
#ifdef PC98
/* Hardware extension mode register for RSB-2000/3000. */
#define com_emr com_msr