--- /dev/null
+/* include/mal.h, openbios_walnut, walnut_bios 8/6/99 08:48:40 */
+/*----------------------------------------------------------------------------+
+|
+| This source code has been made available to you by IBM on an AS-IS
+| basis. Anyone receiving this source is licensed under IBM
+| copyrights to use it in any way he or she deems fit, including
+| copying it, modifying it, compiling it, and redistributing it either
+| with or without modifications. No license under IBM patents or
+| patent applications is to be implied by the copyright license.
+|
+| Any user of this software should understand that IBM cannot provide
+| technical support for this software and will not be responsible for
+| any consequences resulting from the use of this software.
+|
+| Any person who transfers this source code or any derivative work
+| must include the IBM copyright notice, this paragraph, and the
+| preceding two paragraphs in the transferred software.
+|
+| COPYRIGHT I B M CORPORATION 1999
+| LICENSED MATERIAL - PROGRAM PROPERTY OF I B M
++----------------------------------------------------------------------------*/
+/*----------------------------------------------------------------------------+
+|
+| File Name: mal.h
+|
+| Function: Header file for the MAL (MADMAL) macro on the 405GP.
+|
+| Author: Mark Wisner
+|
+| Change Activity-
+|
+| Date Description of Change BY
+| --------- --------------------- ---
+| 29-Apr-99 Created MKW
+|
++----------------------------------------------------------------------------*/
+#ifndef _mal_h_
+#define _mal_h_
+/* MADMAL transmit and receive status/control bits */
+/* for COMMAC bits, refer to the COMMAC header file */
+
+#define MAL_TX_CTRL_READY 0x8000
+#define MAL_TX_CTRL_WRAP 0x4000
+#define MAL_TX_CTRL_CM 0x2000
+#define MAL_TX_CTRL_LAST 0x1000
+#define MAL_TX_CTRL_INTR 0x0400
+
+#define MAL_RX_CTRL_EMPTY 0x8000
+#define MAL_RX_CTRL_WRAP 0x4000
+#define MAL_RX_CTRL_CM 0x2000
+#define MAL_RX_CTRL_LAST 0x1000
+#define MAL_RX_CTRL_FIRST 0x0800
+#define MAL_RX_CTRL_INTR 0x0400
+
+ /* Configuration Reg */
+#define MAL_CR_MMSR 0x80000000
+#define MAL_CR_PLBP_1 0x00400000 /* lowsest is 00 */
+#define MAL_CR_PLBP_2 0x00800000
+#define MAL_CR_PLBP_3 0x00C00000 /* highest */
+#define MAL_CR_GA 0x00200000
+#define MAL_CR_OA 0x00100000
+#define MAL_CR_PLBLE 0x00080000
+#define MAL_CR_PLBLT_1 0x00040000
+#define MAL_CR_PLBLT_2 0x00020000
+#define MAL_CR_PLBLT_3 0x00010000
+#define MAL_CR_PLBLT_4 0x00008000
+#define MAL_CR_PLBLT_DEFAULT 0x00078000 /* ????? */
+#define MAL_CR_PLBB 0x00004000
+#define MAL_CR_OPBBL 0x00000080
+#define MAL_CR_EOPIE 0x00000004
+#define MAL_CR_LEA 0x00000002
+#define MAL_CR_MSD 0x00000001
+
+ /* Error Status Reg */
+#define MAL_ESR_EVB 0x80000000
+#define MAL_ESR_CID 0x40000000
+#define MAL_ESR_DE 0x00100000
+#define MAL_ESR_ONE 0x00080000
+#define MAL_ESR_OTE 0x00040000
+#define MAL_ESR_OSE 0x00020000
+#define MAL_ESR_PEIN 0x00010000
+ /* same bit position as the IER */
+ /* VV VV */
+#define MAL_ESR_DEI 0x00000010
+#define MAL_ESR_ONEI 0x00000008
+#define MAL_ESR_OTEI 0x00000004
+#define MAL_ESR_OSEI 0x00000002
+#define MAL_ESR_PBEI 0x00000001
+ /* ^^ ^^ */
+ /* Mal IER */
+#define MAL_IER_DE 0x00000010
+#define MAL_IER_NE 0x00000008
+#define MAL_IER_TE 0x00000004
+#define MAL_IER_OPBE 0x00000002
+#define MAL_IER_PLBE 0x00000001
+
+
+/* MAL Buffer Descriptor structure */
+typedef struct {
+ short ctrl; /* MAL / Commac status control bits */
+ short data_len; /* Max length is 4K-1 (12 bits) */
+ char *data_ptr; /* pointer to actual data buffer */
+} mal_desc_t;
+
+#endif
+
projects / karo-tx-uboot.git / blobdiff