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-rw-r--r--include/asm-m68knommu/m68360_enet.h177
1 files changed, 177 insertions, 0 deletions
diff --git a/include/asm-m68knommu/m68360_enet.h b/include/asm-m68knommu/m68360_enet.h
new file mode 100644
index 0000000..c36f4d0
--- /dev/null
+++ b/include/asm-m68knommu/m68360_enet.h
@@ -0,0 +1,177 @@
+/***********************************
+ * $Id: m68360_enet.h,v 1.1 2002/03/02 15:01:07 gerg Exp $
+ ***********************************
+ *
+ ***************************************
+ * Definitions for the ETHERNET controllers
+ ***************************************
+ */
+
+#ifndef __ETHER_H
+#define __ETHER_H
+
+#include "quicc_simple.h"
+
+/*
+ * transmit BD's
+ */
+#define T_R 0x8000 /* ready bit */
+#define E_T_PAD 0x4000 /* short frame padding */
+#define T_W 0x2000 /* wrap bit */
+#define T_I 0x1000 /* interrupt on completion */
+#define T_L 0x0800 /* last in frame */
+#define T_TC 0x0400 /* transmit CRC (when last) */
+
+#define T_DEF 0x0200 /* defer indication */
+#define T_HB 0x0100 /* heartbeat */
+#define T_LC 0x0080 /* error: late collision */
+#define T_RL 0x0040 /* error: retransmission limit */
+#define T_RC 0x003c /* retry count */
+#define T_UN 0x0002 /* error: underrun */
+#define T_CSL 0x0001 /* carier sense lost */
+#define T_ERROR (T_HB | T_LC | T_RL | T_UN | T_CSL)
+
+/*
+ * receive BD's
+ */
+#define R_E 0x8000 /* buffer empty */
+#define R_W 0x2000 /* wrap bit */
+#define R_I 0x1000 /* interrupt on reception */
+#define R_L 0x0800 /* last BD in frame */
+#define R_F 0x0400 /* first BD in frame */
+#define R_M 0x0100 /* received because of promisc. mode */
+
+#define R_LG 0x0020 /* frame too long */
+#define R_NO 0x0010 /* non-octet aligned */
+#define R_SH 0x0008 /* short frame */
+#define R_CR 0x0004 /* receive CRC error */
+#define R_OV 0x0002 /* receive overrun */
+#define R_CL 0x0001 /* collision */
+#define ETHER_R_ERROR (R_LG | R_NO | R_SH | R_CR | R_OV | R_CL)
+
+
+/*
+ * ethernet interrupts
+ */
+#define ETHERNET_GRA 0x0080 /* graceful stop complete */
+#define ETHERNET_TXE 0x0010 /* transmit error */
+#define ETHERNET_RXF 0x0008 /* receive frame */
+#define ETHERNET_BSY 0x0004 /* busy condition */
+#define ETHERNET_TXB 0x0002 /* transmit buffer */
+#define ETHERNET_RXB 0x0001 /* receive buffer */
+
+/*
+ * ethernet protocol specific mode register (PSMR)
+ */
+#define ETHER_HBC 0x8000 /* heartbeat checking */
+#define ETHER_FC 0x4000 /* force collision */
+#define ETHER_RSH 0x2000 /* receive short frames */
+#define ETHER_IAM 0x1000 /* individual address mode */
+#define ETHER_CRC_32 (0x2<<10) /* Enable CRC */
+#define ETHER_PRO 0x0200 /* promiscuous */
+#define ETHER_BRO 0x0100 /* broadcast address */
+#define ETHER_SBT 0x0080 /* stop backoff timer */
+#define ETHER_LPB 0x0040 /* Loop Back Mode */
+#define ETHER_SIP 0x0020 /* sample input pins */
+#define ETHER_LCW 0x0010 /* late collision window */
+#define ETHER_NIB_13 (0x0<<1) /* # of ignored bits 13 */
+#define ETHER_NIB_14 (0x1<<1) /* # of ignored bits 14 */
+#define ETHER_NIB_15 (0x2<<1) /* # of ignored bits 15 */
+#define ETHER_NIB_16 (0x3<<1) /* # of ignored bits 16 */
+#define ETHER_NIB_21 (0x4<<1) /* # of ignored bits 21 */
+#define ETHER_NIB_22 (0x5<<1) /* # of ignored bits 22 */
+#define ETHER_NIB_23 (0x6<<1) /* # of ignored bits 23 */
+#define ETHER_NIB_24 (0x7<<1) /* # of ignored bits 24 */
+
+/*
+ * ethernet specific parameters
+ */
+#define CRC_WORD 4 /* Length in bytes of CRC */
+#define C_PRES 0xffffffff /* preform 32 bit CRC */
+#define C_MASK 0xdebb20e3 /* comply with 32 bit CRC */
+#define CRCEC 0x00000000
+#define ALEC 0x00000000
+#define DISFC 0x00000000
+#define PADS 0x00000000
+#define RET_LIM 0x000f /* retry 15 times to send a frame before interrupt */
+#define ETH_MFLR 0x05ee /* 1518 max frame size */
+#define MINFLR 0x0040 /* Minimum frame size 64 */
+#define MAXD1 0x05ee /* Max dma count 1518 */
+#define MAXD2 0x05ee
+#define GADDR1 0x00000000 /* Clear group address */
+#define GADDR2 0x00000000
+#define GADDR3 0x00000000
+#define GADDR4 0x00000000
+#define P_PER 0x00000000 /*not used */
+#define IADDR1 0x00000000 /* Individual hash table not used */
+#define IADDR2 0x00000000
+#define IADDR3 0x00000000
+#define IADDR4 0x00000000
+#define TADDR_H 0x00000000 /* clear this regs */
+#define TADDR_M 0x00000000
+#define TADDR_L 0x00000000
+
+/* SCC Parameter Ram */
+#define RFCR 0x18 /* normal operation */
+#define TFCR 0x18 /* normal operation */
+#define E_MRBLR 1518 /* Max ethernet frame length */
+
+/*
+ * ethernet specific structure
+ */
+typedef union {
+ unsigned char b[6];
+ struct {
+ unsigned short high;
+ unsigned short middl;
+ unsigned short low;
+ } w;
+} ETHER_ADDR;
+
+typedef struct {
+ int max_frame_length;
+ int promisc_mode;
+ int reject_broadcast;
+ ETHER_ADDR phys_adr;
+} ETHER_SPECIFIC;
+
+typedef struct {
+ ETHER_ADDR dst_addr;
+ ETHER_ADDR src_addr;
+ unsigned short type_or_len;
+ unsigned char data[1];
+} ETHER_FRAME;
+
+#define MAX_DATALEN 1500
+typedef struct {
+ ETHER_ADDR dst_addr;
+ ETHER_ADDR src_addr;
+ unsigned short type_or_len;
+ unsigned char data[MAX_DATALEN];
+ unsigned char fcs[CRC_WORD];
+} ETHER_MAX_FRAME;
+
+
+/*
+ * Internal ethernet function prototypes
+ */
+void ether_interrupt(int scc_num);
+/* mleslie: debug */
+/* static void ethernet_rx_internal(int scc_num); */
+/* static void ethernet_tx_internal(int scc_num); */
+
+/*
+ * User callable routines prototypes (ethernet specific)
+ */
+void ethernet_init(int scc_number,
+ alloc_routine *alloc_buffer,
+ free_routine *free_buffer,
+ store_rx_buffer_routine *store_rx_buffer,
+ handle_tx_error_routine *handle_tx_error,
+ handle_rx_error_routine *handle_rx_error,
+ handle_lost_error_routine *handle_lost_error,
+ ETHER_SPECIFIC *ether_spec);
+int ethernet_tx(int scc_number, void *buf, int length);
+
+#endif
+
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