1 /* if_ilreg.h 4.3 82/11/13 */ 2 3 /* 4 * Interlan Ethernet Communications Controller interface 5 */ 6 struct ildevice { 7 short il_csr; /* Command and Status Register */ 8 short il_bar; /* Buffer Address Register */ 9 short il_bcr; /* Byte Count Register */ 10 }; 11 12 /* 13 * Command and status bits 14 */ 15 #define IL_EUA 0xc000 /* Extended Unibus Address */ 16 #define IL_CMD 0x3f00 /* Command Function Code */ 17 #define IL_CDONE 0x0080 /* Command Done */ 18 #define IL_CIE 0x0040 /* Command Interrupt Enable */ 19 #define IL_RDONE 0x0020 /* Receive DMA Done */ 20 #define IL_RIE 0x0010 /* Receive Interrupt Enable */ 21 #define IL_STATUS 0x000f /* Command Status Code */ 22 23 #define IL_BITS "\20\10CDONE\7CIE\6RDONE\5RIE" 24 25 /* command definitions */ 26 #define ILC_MLPBAK 0x0100 /* Set Module Interface Loopback Mode */ 27 #define ILC_ILPBAK 0x0200 /* Set Internal Loopback Mode */ 28 #define ILC_CLPBAK 0x0300 /* Clear Loopback Mode */ 29 #define ILC_PRMSC 0x0400 /* Set Promiscuous Receive Mode */ 30 #define ILC_CLPRMSC 0x0500 /* Clear Promiscuous Receive Mode */ 31 #define ILC_RCVERR 0x0600 /* Set Receive-On-Error Bit */ 32 #define ILC_CRCVERR 0x0700 /* Clear Receive-On-Error Bit */ 33 #define ILC_OFFLINE 0x0800 /* Go Offline */ 34 #define ILC_ONLINE 0x0900 /* Go Online */ 35 #define ILC_DIAG 0x0a00 /* Run On-board Diagnostics */ 36 #define ILC_ISA 0x0d00 /* Set Insert Source Address Mode */ 37 #define ILC_CISA 0x0e00 /* Clear Insert Source Address Mode */ 38 #define ILC_DEFPA 0x0f00 /* Set Physical Address to Default */ 39 #define ILC_ALLMC 0x1000 /* Set Receive All Multicast Packets */ 40 #define ILC_CALLMC 0x1100 /* Clear Receive All Multicast */ 41 #define ILC_STAT 0x1800 /* Report and Reset Statistics */ 42 #define ILC_DELAYS 0x1900 /* Report Collision Delay Times */ 43 #define ILC_RCV 0x2000 /* Supply Receive Buffer */ 44 #define ILC_LDXMIT 0x2800 /* Load Transmit Data */ 45 #define ILC_XMIT 0x2900 /* Load Transmit Data and Send */ 46 #define ILC_LDGRPS 0x2a00 /* Load Group Addresses */ 47 #define ILC_RMGRPS 0x2b00 /* Delete Group Addresses */ 48 #define ILC_LDPA 0x2c00 /* Load Physical Address */ 49 #define ILC_FLUSH 0x3000 /* Flush Receive BAR/BCR Queue */ 50 #define ILC_RESET 0x3f00 /* Reset */ 51 52 /* 53 * Error codes found in the status bits of the csr. 54 */ 55 #define ILERR_SUCCESS 0 /* command successful */ 56 #define ILERR_RETRIES 1 /* " " with retries */ 57 #define ILERR_BADCMD 2 /* illegal command */ 58 #define ILERR_INVCMD 3 /* invalid command */ 59 #define ILERR_RECVERR 4 /* receiver error */ 60 #define ILERR_BUFSIZ 5 /* buffer size too big */ 61 #define ILERR_FRAMESIZ 6 /* frame size too small */ 62 #define ILERR_COLLISIONS 8 /* excessive collisions */ 63 #define ILERR_BUFALIGNMENT 10 /* buffer not word aligned */ 64 #define ILERR_NXM 15 /* non-existent memory */ 65 66 #define NILERRS 16 67 #ifdef ILERRS 68 char *ilerrs[NILERRS] = { 69 "success", /* 0 */ 70 "success with retries", /* 1 */ 71 "illegal command", /* 2 */ 72 "inappropriate command", /* 3 */ 73 "failure", /* 4 */ 74 "buffer size exceeded", /* 5 */ 75 "frame too small", /* 6 */ 76 0, /* 7 */ 77 "excessive collisions", /* 8 */ 78 0, /* 9 */ 79 "buffer alignment error", /* 10 */ 80 0, /* 11 */ 81 0, /* 12 */ 82 0, /* 13 */ 83 0, /* 14 */ 84 "non-existent memory" /* 15 */ 85 }; 86 #endif 87 88 /* 89 * Diagnostics codes. 90 */ 91 #define ILDIAG_SUCCESS 0 /* no problems */ 92 #define ILDIAG_CHKSUMERR 1 /* ROM/RAM checksum error */ 93 #define ILDIAG_DMAERR 2 /* DMA not working */ 94 #define ILDIAG_XMITERR 3 /* xmit circuitry failure */ 95 #define ILDIAG_RECVERR 4 /* rcvr circuitry failure */ 96 #define ILDIAG_LOOPBACK 5 /* loopback test failed */ 97 98 #define NILDIAGS 6 99 #ifdef ILDIAGS 100 char *ildiag[NILDIAGS] = { 101 "success", /* 0 */ 102 "checksum error", /* 1 */ 103 "NM10 dma error", /* 2 */ 104 "transmitter error", /* 3 */ 105 "receiver error", /* 4 */ 106 "loopback failure", /* 5 */ 107 }; 108 #endif 109 110 /* 111 * Frame status bits, returned in frame status byte 112 * at the top of each received packet. 113 */ 114 #define ILFSTAT_C 0x1 /* CRC error */ 115 #define ILFSTAT_A 0x2 /* alignment error */ 116 #define ILFSTAT_L 0x4 /* 1+ frames lost just before */ 117