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Add CHAN_A & CHAN_B for channel register offsets.
While here, fix a comment.
This commit is contained in:
Marcel Moolenaar 2006-02-24 02:03:35 +00:00
parent 9465d7f13a
commit 1ba1685b25
1 changed files with 6 additions and 3 deletions
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9
sys/dev/ic/z8530.h
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@ -34,9 +34,12 @@
* Channel B data: 1
* Channel A control: 2
* Channel A data: 3
*
* We expect a seperate subregion for each channel.
*/
/* The following apply when using a device-scoped bus handle */
#define CHAN_A 2
#define CHAN_B 0
#define REG_CTRL 0
#define REG_DATA 1
@ -69,7 +72,7 @@
#define RR_BCL 6 /* Byte Count Low. */
#define RR_BCH 7 /* Byte Count High. */
#define RR_RB 8 /* Receive Buffer. */
#define RR_RPC 9 /* Receive Parameters and Contro. */
#define RR_RPC 9 /* Receive Parameters and Control. */
#define RR_MSB 10 /* Miscellaneous Status Bits. */
#define RR_MCB1 11 /* Miscellaneous Control Bits (part 1). */
#define RR_TCL 12 /* BRG Time Constant Low. */