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Diffstat (limited to 'i386/i386at/i82586.h')
| -rw-r--r-- | i386/i386at/i82586.h | 264 |
1 files changed, 0 insertions, 264 deletions
diff --git a/i386/i386at/i82586.h b/i386/i386at/i82586.h deleted file mode 100644 index fd20589..0000000 --- a/i386/i386at/i82586.h +++ /dev/null @@ -1,264 +0,0 @@ -/* - * Mach Operating System - * Copyright (c) 1991,1990,1989 Carnegie Mellon University - * All Rights Reserved. - * - * Permission to use, copy, modify and distribute this software and its - * documentation is hereby granted, provided that both the copyright - * notice and this permission notice appear in all copies of the - * software, derivative works or modified versions, and any portions - * thereof, and that both notices appear in supporting documentation. - * - * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" - * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR - * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. - * - * Carnegie Mellon requests users of this software to return to - * - * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU - * School of Computer Science - * Carnegie Mellon University - * Pittsburgh PA 15213-3890 - * - * any improvements or extensions that they make and grant Carnegie Mellon - * the rights to redistribute these changes. - */ -/* - Copyright 1988, 1989 by Olivetti Advanced Technology Center, Inc., -Cupertino, California. - - All Rights Reserved - - Permission to use, copy, modify, and distribute this software and -its documentation for any purpose and without fee is hereby -granted, provided that the above copyright notice appears in all -copies and that both the copyright notice and this permission notice -appear in supporting documentation, and that the name of Olivetti -not be used in advertising or publicity pertaining to distribution -of the software without specific, written prior permission. - - OLIVETTI DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE -INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, -IN NO EVENT SHALL OLIVETTI BE LIABLE FOR ANY SPECIAL, INDIRECT, OR -CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM -LOSS OF USE, DATA OR PROFITS, WHETHER IN ACTION OF CONTRACT, -NEGLIGENCE, OR OTHER TORTIOUS ACTION, ARISING OUR OF OR IN CONNECTION -WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. -*/ - -/* - * Defines for managing the status word of the 82586 cpu. For details see - * the Intel LAN Component User's Manual starting at p. 2-14. - * - */ - -#define SCB_SW_INT 0xf000 -#define SCB_SW_CX 0x8000 /* CU finished w/ int. bit set */ -#define SCB_SW_FR 0x4000 /* RU finished receiving a frame */ -#define SCB_SW_CNA 0x2000 /* CU left active state */ -#define SCB_SW_RNR 0x1000 /* RU left ready state */ - -/* - * Defines for managing the Command Unit Status portion of the 82586 - * System Control Block. - * - */ - -#define SCB_CUS_IDLE 0x0000 -#define SCB_CUS_SUSPND 0x0100 -#define SCB_CUS_ACTV 0x0200 - -/* - * Defines for managing the Receive Unit Status portion of the System - * Control Block. - * - */ - -#define SCB_RUS_IDLE 0x0000 -#define SCB_RUS_SUSPND 0x0010 -#define SCB_RUS_NORESRC 0x0020 -#define SCB_RUS_READY 0x0040 - -/* - * Defines that manage portions of the Command Word in the System Control - * Block of the 82586. Below are the Interrupt Acknowledge Bits and their - * appropriate masks. - * - */ - -#define SCB_ACK_CX 0x8000 -#define SCB_ACK_FR 0x4000 -#define SCB_ACK_CNA 0x2000 -#define SCB_ACK_RNR 0x1000 - -/* - * Defines for managing the Command Unit Control word, and the Receive - * Unit Control word. The software RESET bit is also defined. - * - */ - -#define SCB_CU_STRT 0x0100 -#define SCB_CU_RSUM 0x0200 -#define SCB_CU_SUSPND 0x0300 -#define SCB_CU_ABRT 0x0400 - -#define SCB_RESET 0x0080 - -#define SCB_RU_STRT 0x0010 -#define SCB_RU_RSUM 0x0020 -#define SCB_RU_SUSPND 0x0030 -#define SCB_RU_ABRT 0x0040 - - -/* - * The following define Action Commands for the 82586 chip. - * - */ - -#define AC_NOP 0x00 -#define AC_IASETUP 0x01 -#define AC_CONFIGURE 0x02 -#define AC_MCSETUP 0x03 -#define AC_TRANSMIT 0x04 -#define AC_TDR 0x05 -#define AC_DUMP 0x06 -#define AC_DIAGNOSE 0x07 - - -/* - * Defines for General Format for Action Commands, both Status Words, and - * Command Words. - * - */ - -#define AC_SW_C 0x8000 -#define AC_SW_B 0x4000 -#define AC_SW_OK 0x2000 -#define AC_SW_A 0x1000 -#define TC_CARRIER 0x0400 -#define TC_CLS 0x0200 -#define TC_DMA 0x0100 -#define TC_DEFER 0x0080 -#define TC_SQE 0x0040 -#define TC_COLLISION 0x0020 -#define AC_CW_EL 0x8000 -#define AC_CW_S 0x4000 -#define AC_CW_I 0x2000 - -/* - * Specific defines for the transmit action command. - * - */ - -#define TBD_SW_EOF 0x8000 -#define TBD_SW_COUNT 0x3fff - -/* - * Specific defines for the receive frame actions. - * - */ - -#define RBD_SW_EOF 0x8000 -#define RBD_SW_COUNT 0x3fff - -#define RFD_DONE 0x8000 -#define RFD_BUSY 0x4000 -#define RFD_OK 0x2000 -#define RFD_CRC 0x0800 -#define RFD_ALN 0x0400 -#define RFD_RSC 0x0200 -#define RFD_DMA 0x0100 -#define RFD_SHORT 0x0080 -#define RFD_EOF 0x0040 -#define RFD_EL 0x8000 -#define RFD_SUSP 0x4000 -/* - * 82586 chip specific structure definitions. For details, see the Intel - * LAN Components manual. - * - */ - - -typedef struct { - u_short scp_sysbus; - u_short scp_unused[2]; - u_short scp_iscp; - u_short scp_iscp_base; -} scp_t; - - -typedef struct { - u_short iscp_busy; - u_short iscp_scb_offset; - u_short iscp_scb; - u_short iscp_scb_base; -} iscp_t; - - -typedef struct { - u_short scb_status; - u_short scb_command; - u_short scb_cbl_offset; - u_short scb_rfa_offset; - u_short scb_crcerrs; - u_short scb_alnerrs; - u_short scb_rscerrs; - u_short scb_ovrnerrs; -} scb_t; - - -typedef struct { - u_short tbd_offset; - u_char dest_addr[6]; - u_short length; -} transmit_t; - - -typedef struct { - u_short fifolim_bytecnt; - u_short addrlen_mode; - u_short linprio_interframe; - u_short slot_time; - u_short hardware; - u_short min_frame_len; -} configure_t; - - -typedef struct { - u_short ac_status; - u_short ac_command; - u_short ac_link_offset; - union { - transmit_t transmit; - configure_t configure; - u_char iasetup[6]; - } cmd; -} ac_t; - - -typedef struct { - u_short act_count; - u_short next_tbd_offset; - u_short buffer_addr; - u_short buffer_base; -} tbd_t; - - -typedef struct { - u_short status; - u_short command; - u_short link_offset; - u_short rbd_offset; - u_char destination[6]; - u_char source[6]; - u_short length; -} fd_t; - - -typedef struct { - u_short status; - u_short next_rbd_offset; - u_short buffer_addr; - u_short buffer_base; - u_short size; -} rbd_t; |