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  1. /*
  2.  * Copyright (c) 1987,1997, 2006, Vrije Universiteit, Amsterdam, The Netherlands All rights reserved. Redistribution and use of the MINIX 3 operating system in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
  3.  *
  4.  * * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
  5.  * * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
  6.  * * Neither the name of the Vrije Universiteit nor the names of the software authors or contributors may be used to endorse or promote products derived from this software without specific prior written permission.
  7.  * * Any deviations from these conditions require written permission from the copyright holder in advance
  8.  *
  9.  *
  10.  * Disclaimer
  11.  *
  12.  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS, AUTHORS, AND CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR
  13.  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  14.  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  15.  * IN NO EVENT SHALL THE COPYRIGHT HOLDER OR ANY AUTHORS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  16.  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  17.  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  18.  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  19.  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  20.  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  21.  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  22.  *
  23.  * Changes:
  24.  *  2009 Lukas Mejdrech ported to HelenOS
  25.  */
  26.  
  27. /** @addtogroup dp8390
  28.  *  @{
  29.  */
  30.  
  31. /**
  32.  * @file
  33.  */
  34.  
  35. #ifndef __NET_NETIF_DP8390_H__
  36. #define __NET_NETIF_DP8390_H__
  37.  
  38. #include "../../structures/packet/packet.h"
  39.  
  40. #include "dp8390_port.h"
  41. #include "local.h"
  42.  
  43. #define DP8390_IO_SIZE  0x01f
  44.  
  45. /*
  46. dp8390.h
  47.  
  48. Created:    before Dec 28, 1992 by Philip Homburg
  49. */
  50.  
  51. /* National Semiconductor DP8390 Network Interface Controller. */
  52.  
  53.                 /* Page 0, for reading ------------- */
  54. #define DP_CR       0x0 /* Read side of Command Register     */
  55. #define DP_CLDA0    0x1 /* Current Local Dma Address 0       */
  56. #define DP_CLDA1    0x2 /* Current Local Dma Address 1       */
  57. #define DP_BNRY     0x3 /* Boundary Pointer                  */
  58. #define DP_TSR      0x4 /* Transmit Status Register          */
  59. #define DP_NCR      0x5 /* Number of Collisions Register     */
  60. #define DP_FIFO     0x6 /* Fifo ??                           */
  61. #define DP_ISR      0x7 /* Interrupt Status Register         */
  62. #define DP_CRDA0    0x8 /* Current Remote Dma Address 0      */
  63. #define DP_CRDA1    0x9 /* Current Remote Dma Address 1      */
  64. #define DP_DUM1     0xA /* unused                            */
  65. #define DP_DUM2     0xB /* unused                            */
  66. #define DP_RSR      0xC /* Receive Status Register           */
  67. #define DP_CNTR0    0xD /* Tally Counter 0                   */
  68. #define DP_CNTR1    0xE /* Tally Counter 1                   */
  69. #define DP_CNTR2    0xF /* Tally Counter 2                   */
  70.  
  71.                 /* Page 0, for writing ------------- */
  72. #define DP_CR       0x0 /* Write side of Command Register    */
  73. #define DP_PSTART   0x1 /* Page Start Register               */
  74. #define DP_PSTOP    0x2 /* Page Stop Register                */
  75. #define DP_BNRY     0x3 /* Boundary Pointer                  */
  76. #define DP_TPSR     0x4 /* Transmit Page Start Register      */
  77. #define DP_TBCR0    0x5 /* Transmit Byte Count Register 0    */
  78. #define DP_TBCR1    0x6 /* Transmit Byte Count Register 1    */
  79. #define DP_ISR      0x7 /* Interrupt Status Register         */
  80. #define DP_RSAR0    0x8 /* Remote Start Address Register 0   */
  81. #define DP_RSAR1    0x9 /* Remote Start Address Register 1   */
  82. #define DP_RBCR0    0xA /* Remote Byte Count Register 0      */
  83. #define DP_RBCR1    0xB /* Remote Byte Count Register 1      */
  84. #define DP_RCR      0xC /* Receive Configuration Register    */
  85. #define DP_TCR      0xD /* Transmit Configuration Register   */
  86. #define DP_DCR      0xE /* Data Configuration Register       */
  87. #define DP_IMR      0xF /* Interrupt Mask Register           */
  88.  
  89.                 /* Page 1, read/write -------------- */
  90. #define DP_CR       0x0 /* Command Register                  */
  91. #define DP_PAR0     0x1 /* Physical Address Register 0       */
  92. #define DP_PAR1     0x2 /* Physical Address Register 1       */
  93. #define DP_PAR2     0x3 /* Physical Address Register 2       */
  94. #define DP_PAR3     0x4 /* Physical Address Register 3       */
  95. #define DP_PAR4     0x5 /* Physical Address Register 4       */
  96. #define DP_PAR5     0x6 /* Physical Address Register 5       */
  97. #define DP_CURR     0x7 /* Current Page Register             */
  98. #define DP_MAR0     0x8 /* Multicast Address Register 0      */
  99. #define DP_MAR1     0x9 /* Multicast Address Register 1      */
  100. #define DP_MAR2     0xA /* Multicast Address Register 2      */
  101. #define DP_MAR3     0xB /* Multicast Address Register 3      */
  102. #define DP_MAR4     0xC /* Multicast Address Register 4      */
  103. #define DP_MAR5     0xD /* Multicast Address Register 5      */
  104. #define DP_MAR6     0xE /* Multicast Address Register 6      */
  105. #define DP_MAR7     0xF /* Multicast Address Register 7      */
  106.  
  107. /* Bits in dp_cr */
  108. #define CR_STP      0x01    /* Stop: software reset              */
  109. #define CR_STA      0x02    /* Start: activate NIC               */
  110. #define CR_TXP      0x04    /* Transmit Packet                   */
  111. #define CR_DMA      0x38    /* Mask for DMA control              */
  112. #define CR_DM_NOP   0x00    /* DMA: No Operation                 */
  113. #define CR_DM_RR    0x08    /* DMA: Remote Read                  */
  114. #define CR_DM_RW    0x10    /* DMA: Remote Write                 */
  115. #define CR_DM_SP    0x18    /* DMA: Send Packet                  */
  116. #define CR_DM_ABORT 0x20    /* DMA: Abort Remote DMA Operation   */
  117. #define CR_PS       0xC0    /* Mask for Page Select              */
  118. #define CR_PS_P0    0x00    /* Register Page 0                   */
  119. #define CR_PS_P1    0x40    /* Register Page 1                   */
  120. #define CR_PS_P2    0x80    /* Register Page 2                   */
  121. #define CR_PS_T1    0xC0    /* Test Mode Register Map            */
  122.  
  123. /* Bits in dp_isr */
  124. #define ISR_PRX     0x01    /* Packet Received with no errors    */
  125. #define ISR_PTX     0x02    /* Packet Transmitted with no errors */
  126. #define ISR_RXE     0x04    /* Receive Error                     */
  127. #define ISR_TXE     0x08    /* Transmit Error                    */
  128. #define ISR_OVW     0x10    /* Overwrite Warning                 */
  129. #define ISR_CNT     0x20    /* Counter Overflow                  */
  130. #define ISR_RDC     0x40    /* Remote DMA Complete               */
  131. #define ISR_RST     0x80    /* Reset Status                      */
  132.  
  133. /* Bits in dp_imr */
  134. #define IMR_PRXE    0x01    /* Packet Received iEnable           */
  135. #define IMR_PTXE    0x02    /* Packet Transmitted iEnable        */
  136. #define IMR_RXEE    0x04    /* Receive Error iEnable             */
  137. #define IMR_TXEE    0x08    /* Transmit Error iEnable            */
  138. #define IMR_OVWE    0x10    /* Overwrite Warning iEnable         */
  139. #define IMR_CNTE    0x20    /* Counter Overflow iEnable          */
  140. #define IMR_RDCE    0x40    /* DMA Complete iEnable              */
  141.  
  142. /* Bits in dp_dcr */
  143. #define DCR_WTS     0x01    /* Word Transfer Select              */
  144. #define DCR_BYTEWIDE    0x00    /* WTS: byte wide transfers          */
  145. #define DCR_WORDWIDE    0x01    /* WTS: word wide transfers          */
  146. #define DCR_BOS     0x02    /* Byte Order Select                 */
  147. #define DCR_LTLENDIAN   0x00    /* BOS: Little Endian                */
  148. #define DCR_BIGENDIAN   0x02    /* BOS: Big Endian                   */
  149. #define DCR_LAS     0x04    /* Long Address Select               */
  150. #define DCR_BMS     0x08    /* Burst Mode Select
  151.                  * Called Loopback Select (LS) in
  152.                  * later manuals. Should be set.     */
  153. #define DCR_AR      0x10    /* Autoinitialize Remote             */
  154. #define DCR_FTS     0x60    /* Fifo Threshold Select             */
  155. #define DCR_2BYTES  0x00    /* 2 bytes                           */
  156. #define DCR_4BYTES  0x40    /* 4 bytes                           */
  157. #define DCR_8BYTES  0x20    /* 8 bytes                           */
  158. #define DCR_12BYTES 0x60    /* 12 bytes                          */
  159.  
  160. /* Bits in dp_tcr */
  161. #define TCR_CRC     0x01    /* Inhibit CRC                       */
  162. #define TCR_ELC     0x06    /* Encoded Loopback Control          */
  163. #define TCR_NORMAL  0x00    /* ELC: Normal Operation             */
  164. #define TCR_INTERNAL    0x02    /* ELC: Internal Loopback            */
  165. #define TCR_0EXTERNAL   0x04    /* ELC: External Loopback LPBK=0     */
  166. #define TCR_1EXTERNAL   0x06    /* ELC: External Loopback LPBK=1     */
  167. #define TCR_ATD     0x08    /* Auto Transmit Disable             */
  168. #define TCR_OFST    0x10    /* Collision Offset Enable (be nice) */
  169.  
  170. /* Bits in dp_tsr */
  171. #define TSR_PTX     0x01    /* Packet Transmitted (without error)*/
  172. #define TSR_DFR     0x02    /* Transmit Deferred, reserved in
  173.                  * later manuals.            */
  174. #define TSR_COL     0x04    /* Transmit Collided                 */
  175. #define TSR_ABT     0x08    /* Transmit Aborted                  */
  176. #define TSR_CRS     0x10    /* Carrier Sense Lost                */
  177. #define TSR_FU      0x20    /* FIFO Underrun                     */
  178. #define TSR_CDH     0x40    /* CD Heartbeat                      */
  179. #define TSR_OWC     0x80    /* Out of Window Collision           */
  180.  
  181. /* Bits in tp_rcr */
  182. #define RCR_SEP     0x01    /* Save Errored Packets              */
  183. #define RCR_AR      0x02    /* Accept Runt Packets               */
  184. #define RCR_AB      0x04    /* Accept Broadcast                  */
  185. #define RCR_AM      0x08    /* Accept Multicast                  */
  186. #define RCR_PRO     0x10    /* Physical Promiscuous              */
  187. #define RCR_MON     0x20    /* Monitor Mode                      */
  188.  
  189. /* Bits in dp_rsr */
  190. #define RSR_PRX     0x01    /* Packet Received Intact            */
  191. #define RSR_CRC     0x02    /* CRC Error                         */
  192. #define RSR_FAE     0x04    /* Frame Alignment Error             */
  193. #define RSR_FO      0x08    /* FIFO Overrun                      */
  194. #define RSR_MPA     0x10    /* Missed Packet                     */
  195. #define RSR_PHY     0x20    /* Multicast Address Match           */
  196. #define RSR_DIS     0x40    /* Receiver Disabled                 */
  197. #define RSR_DFR     0x80    /* In later manuals: Deferring       */
  198.  
  199.  
  200. typedef struct dp_rcvhdr
  201. {
  202.     u8_t dr_status;         /* Copy of rsr                       */
  203.     u8_t dr_next;           /* Pointer to next packet            */
  204.     u8_t dr_rbcl;           /* Receive Byte Count Low            */
  205.     u8_t dr_rbch;           /* Receive Byte Count High           */
  206. } dp_rcvhdr_t;
  207.  
  208. #define DP_PAGESIZE 256
  209.  
  210. /* Some macros to simplify accessing the dp8390 */
  211. #define inb_reg0(dep, reg)      (inb(dep->de_dp8390_port+reg))
  212. #define outb_reg0(dep, reg, data)   (outb(dep->de_dp8390_port+reg, data))
  213. #define inb_reg1(dep, reg)      (inb(dep->de_dp8390_port+reg))
  214. #define outb_reg1(dep, reg, data)   (outb(dep->de_dp8390_port+reg, data))
  215.  
  216. /* Software interface to the dp8390 driver */
  217.  
  218. struct dpeth;
  219. struct iovec_dat;
  220. //struct iovec_dat_s;
  221. _PROTOTYPE( typedef void (*dp_initf_t), (struct dpeth *dep)     );
  222. _PROTOTYPE( typedef void (*dp_stopf_t), (struct dpeth *dep)     );
  223. _PROTOTYPE( typedef void (*dp_user2nicf_t), (struct dpeth *dep,
  224.             struct iovec_dat *iovp, vir_bytes offset,
  225.             int nic_addr, vir_bytes count)          );
  226. //_PROTOTYPE( typedef void (*dp_user2nicf_s_t), (struct dpeth *dep,
  227. //          struct iovec_dat_s *iovp, vir_bytes offset,
  228. //          int nic_addr, vir_bytes count)          );
  229. _PROTOTYPE( typedef void (*dp_nic2userf_t), (struct dpeth *dep,
  230.             int nic_addr, struct iovec_dat *iovp,
  231.             vir_bytes offset, vir_bytes count)      );
  232. //_PROTOTYPE( typedef void (*dp_nic2userf_s_t), (struct dpeth *dep,
  233. //          int nic_addr, struct iovec_dat_s *iovp,
  234. //          vir_bytes offset, vir_bytes count)      );
  235. //#if 0
  236. //_PROTOTYPE( typedef void (*dp_getheaderf_t), (struct dpeth *dep,
  237. //          int page, struct dp_rcvhdr *h, u16_t *eth_type) );
  238. //#endif
  239. _PROTOTYPE( typedef void (*dp_getblock_t), (struct dpeth *dep,
  240.         int page, size_t offset, size_t size, void *dst)    );
  241.  
  242. /* iovectors are handled IOVEC_NR entries at a time. */
  243. //#define IOVEC_NR  16
  244. // no vectors allowed
  245. #define IOVEC_NR    1
  246.  
  247. /*
  248. typedef int irq_hook_t;
  249. */
  250. typedef struct iovec_dat
  251. {
  252.   iovec_t iod_iovec[IOVEC_NR];
  253.   int iod_iovec_s;
  254.   // no direct process access
  255.   int iod_proc_nr;
  256.   vir_bytes iod_iovec_addr;
  257. } iovec_dat_t;
  258. /*
  259. typedef struct iovec_dat_s
  260. {
  261.   iovec_s_t iod_iovec[IOVEC_NR];
  262.   int iod_iovec_s;
  263.   int iod_proc_nr;
  264.   cp_grant_id_t iod_grant;
  265.   vir_bytes iod_iovec_offset;
  266. } iovec_dat_s_t;
  267. */
  268. #define SENDQ_NR    1   /* Maximum size of the send queue */
  269. #define SENDQ_PAGES 6   /* 6 * DP_PAGESIZE >= 1514 bytes */
  270.  
  271. typedef struct dpeth
  272. {
  273.     /* Packet send queue.
  274.     */
  275.     packet_t    packet_queue;
  276.     int         packet_count;
  277.  
  278.     /* Packet receive queue.
  279.     */
  280.     packet_t    received_queue;
  281.  
  282.     /* The de_base_port field is the starting point of the probe.
  283.      * The conf routine also fills de_linmem and de_irq. If the probe
  284.      * routine knows the irq and/or memory address because they are
  285.      * hardwired in the board, the probe should modify these fields.
  286.      * Futhermore, the probe routine should also fill in de_initf and
  287.      * de_stopf fields with the appropriate function pointers and set
  288.      * de_prog_IO iff programmed I/O is to be used.
  289.      */
  290.     port_t de_base_port;
  291.     phys_bytes de_linmem;
  292.     char *de_locmem;
  293.     int de_irq;
  294.     int de_int_pending;
  295. //  irq_hook_t de_hook;
  296.     dp_initf_t de_initf;
  297.     dp_stopf_t de_stopf;
  298.     int de_prog_IO;
  299.     char de_name[sizeof("dp8390#n")];
  300.  
  301.     /* The initf function fills the following fields. Only cards that do
  302.      * programmed I/O fill in the de_pata_port field.
  303.      * In addition, the init routine has to fill in the sendq data
  304.      * structures.
  305.      */
  306.     ether_addr_t de_address;
  307.     port_t de_dp8390_port;
  308.     port_t de_data_port;
  309.     int de_16bit;
  310.     int de_ramsize;
  311.     int de_offset_page;
  312.     int de_startpage;
  313.     int de_stoppage;
  314.  
  315.     /* should be here - read even for ne2k isa init... */
  316.     char de_pci;            /* TRUE iff PCI device */
  317.  
  318. #if ENABLE_PCI
  319.     /* PCI config */
  320. //  char de_pci;            /* TRUE iff PCI device */
  321. //  u8_t de_pcibus;
  322. //  u8_t de_pcidev;
  323. //  u8_t de_pcifunc;   
  324. #endif
  325.  
  326.     /* Do it yourself send queue */
  327.     struct sendq
  328.     {
  329.         int sq_filled;      /* this buffer contains a packet */
  330.         int sq_size;        /* with this size */
  331.         int sq_sendpage;    /* starting page of the buffer */
  332.     } de_sendq[SENDQ_NR];
  333.     int de_sendq_nr;
  334.     int de_sendq_head;      /* Enqueue at the head */
  335.     int de_sendq_tail;      /* Dequeue at the tail */
  336.  
  337.     /* Fields for internal use by the dp8390 driver. */
  338.     int de_flags;
  339.     int de_mode;
  340.     eth_stat_t de_stat;
  341.     iovec_dat_t de_read_iovec;
  342. //  iovec_dat_s_t de_read_iovec_s;
  343. //  int de_safecopy_read;
  344.     iovec_dat_t de_write_iovec;
  345. //  iovec_dat_s_t de_write_iovec_s;
  346.     iovec_dat_t de_tmp_iovec;
  347. //  iovec_dat_s_t de_tmp_iovec_s;
  348.     vir_bytes de_read_s;
  349. //  int de_client;
  350. //  message de_sendmsg;
  351.     dp_user2nicf_t de_user2nicf;
  352. //  dp_user2nicf_s_t de_user2nicf_s;
  353.     dp_nic2userf_t de_nic2userf;
  354. //  dp_nic2userf_s_t de_nic2userf_s;
  355.     dp_getblock_t de_getblockf;
  356. } dpeth_t;
  357.  
  358. #define DEI_DEFAULT 0x8000
  359.  
  360. #define DEF_EMPTY   0x000
  361. #define DEF_PACK_SEND   0x001
  362. #define DEF_PACK_RECV   0x002
  363. #define DEF_SEND_AVAIL  0x004
  364. #define DEF_READING 0x010
  365. #define DEF_PROMISC 0x040
  366. #define DEF_MULTI   0x080
  367. #define DEF_BROAD   0x100
  368. #define DEF_ENABLED 0x200
  369. #define DEF_STOPPED 0x400
  370.  
  371. #define DEM_DISABLED    0x0
  372. #define DEM_SINK    0x1
  373. #define DEM_ENABLED 0x2
  374.  
  375. //#if !__minix_vmd
  376. #define debug       1   /* Standard Minix lacks debug variable */
  377. //#endif
  378.  
  379. /*
  380.  * $PchId: dp8390.h,v 1.10 2005/02/10 17:26:06 philip Exp $
  381.  */
  382.  
  383. #endif
  384.  
  385. /** @}
  386.  */
  387.