[f610e83f] | 1 | /*===============================================================*\ |
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| 2 | | Project: RTEMS support for MPC83xx | |
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| 3 | +-----------------------------------------------------------------+ |
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| 4 | | Copyright (c) 2007 | |
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| 5 | | Embedded Brains GmbH | |
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| 6 | | Obere Lagerstr. 30 | |
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| 7 | | D-82178 Puchheim | |
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| 8 | | Germany | |
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| 9 | | rtems@embedded-brains.de | |
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| 10 | +-----------------------------------------------------------------+ |
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| 11 | | The license and distribution terms for this file may be | |
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| 12 | | found in the file LICENSE in this distribution or at | |
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| 13 | | | |
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| 14 | | http://www.rtems.com/license/LICENSE. | |
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| 15 | | | |
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| 16 | +-----------------------------------------------------------------+ |
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| 17 | | this file contains the board specific portion | |
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| 18 | | of the network interface driver | |
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| 19 | \*===============================================================*/ |
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| 20 | |
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| 21 | #include <rtems.h> |
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| 22 | #include <rtems/rtems_bsdnet.h> |
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[3df08660] | 23 | #include <rtems/rtems_bsdnet_internal.h> |
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[f610e83f] | 24 | #include <bsp.h> |
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| 25 | #include <mpc83xx/tsec.h> |
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| 26 | #include <mpc83xx/mpc83xx.h> |
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| 27 | #include <stdio.h> |
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| 28 | |
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| 29 | #define TSEC_IFMODE_RGMII 0 |
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| 30 | #define TSEC_IFMODE_GMII 1 |
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[42bf1b9] | 31 | |
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[574fb67] | 32 | #if defined( MPC8313ERDB) |
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| 33 | |
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[214cbd9] | 34 | #define TSEC_IFMODE TSEC_IFMODE_RGMII |
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[42bf1b9] | 35 | |
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[574fb67] | 36 | #elif defined( MPC8349EAMDS) |
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| 37 | |
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[677cf05f] | 38 | #define TSEC_IFMODE TSEC_IFMODE_GMII |
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[574fb67] | 39 | |
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| 40 | #elif defined( HSC_CM01) |
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| 41 | |
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[f610e83f] | 42 | #define TSEC_IFMODE TSEC_IFMODE_RGMII |
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[574fb67] | 43 | |
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| 44 | #else |
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| 45 | |
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| 46 | #warning No TSEC configuration available |
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| 47 | |
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[42bf1b9] | 48 | #endif |
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[f610e83f] | 49 | |
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| 50 | /*=========================================================================*\ |
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| 51 | | Function: | |
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| 52 | \*-------------------------------------------------------------------------*/ |
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| 53 | int BSP_tsec_attach |
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| 54 | ( |
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| 55 | /*-------------------------------------------------------------------------*\ |
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| 56 | | Purpose: | |
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| 57 | | attach or detach the driver | |
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| 58 | +---------------------------------------------------------------------------+ |
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| 59 | | Input Parameters: | |
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| 60 | \*-------------------------------------------------------------------------*/ |
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| 61 | struct rtems_bsdnet_ifconfig *config, /* interface configuration */ |
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| 62 | int attaching /* 0 = detach, else attach */ |
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| 63 | ) |
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| 64 | /*-------------------------------------------------------------------------*\ |
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| 65 | | Return Value: | |
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| 66 | | 1, if success | |
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| 67 | \*=========================================================================*/ |
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| 68 | { |
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| 69 | int unitNumber; |
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| 70 | char *unitName; |
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| 71 | |
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| 72 | /* |
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| 73 | * Parse driver name |
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| 74 | */ |
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| 75 | if((unitNumber = rtems_bsdnet_parse_driver_name(config, &unitName)) < 0) { |
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| 76 | return 0; |
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| 77 | } |
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| 78 | if (attaching) { |
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[42bf1b9] | 79 | #if (TSEC_IFMODE==TSEC_IFMODE_GMII) |
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[f610e83f] | 80 | if (unitNumber == 1) { |
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| 81 | /* |
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| 82 | * init system I/O configuration registers |
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[59be902] | 83 | * to ensure proper pin functions |
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[f610e83f] | 84 | */ |
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[59be902] | 85 | mpc83xx.syscon.sicrh = mpc83xx.syscon.sicrh & ~0x1F800000; |
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[f610e83f] | 86 | /* |
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| 87 | * init port registers (GPIO2DIR) for TSEC1 |
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| 88 | */ |
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| 89 | mpc83xx.gpio[1].gpdir = ((mpc83xx.gpio[1].gpdir & ~0x00000FFF) |
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| 90 | | 0x0000001f); |
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| 91 | } |
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[42bf1b9] | 92 | if (unitNumber == 2) { |
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[59be902] | 93 | /* |
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| 94 | * init system I/O configuration registers |
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| 95 | * to ensure proper pin functions |
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| 96 | */ |
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| 97 | mpc83xx.syscon.sicrh = mpc83xx.syscon.sicrh & ~0x007f8000; |
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[42bf1b9] | 98 | /* |
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| 99 | * init port registers (GPIO2DIR) for TSEC2 |
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| 100 | */ |
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| 101 | mpc83xx.gpio[0].gpdir = ((mpc83xx.gpio[0].gpdir & ~0x000FFFFF) |
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| 102 | | 0x00087881); |
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| 103 | } |
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| 104 | #endif |
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| 105 | #if (TSEC_IFMODE==TSEC_IFMODE_RGMII) |
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| 106 | |
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[f610e83f] | 107 | /* |
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[42bf1b9] | 108 | * Nothing special needed for TSEC1 operation |
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[f610e83f] | 109 | */ |
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[42bf1b9] | 110 | #endif |
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[f610e83f] | 111 | } |
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| 112 | /* |
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| 113 | * add MAC address into config->hardware_adderss |
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| 114 | * FIXME: get the real address we need |
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| 115 | */ |
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| 116 | if (config->hardware_address == NULL) { |
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[574fb67] | 117 | |
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| 118 | #ifdef HAS_UBOOT |
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| 119 | |
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| 120 | switch (unitNumber) { |
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| 121 | case 1: |
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| 122 | config->hardware_address = mpc83xx_uboot_board_info.bi_enetaddr; |
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| 123 | break; |
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| 124 | |
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| 125 | #ifdef CONFIG_HAS_ETH1 |
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| 126 | case 2: |
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| 127 | config->hardware_address = mpc83xx_uboot_board_info.bi_enet1addr; |
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| 128 | break; |
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| 129 | #endif /* CONFIG_HAS_ETH1 */ |
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| 130 | |
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| 131 | #ifdef CONFIG_HAS_ETH2 |
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| 132 | case 3: |
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| 133 | config->hardware_address = mpc83xx_uboot_board_info.bi_enet2addr; |
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| 134 | break; |
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| 135 | #endif /* CONFIG_HAS_ETH2 */ |
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| 136 | |
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| 137 | #ifdef CONFIG_HAS_ETH3 |
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| 138 | case 4: |
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| 139 | config->hardware_address = mpc83xx_uboot_board_info.bi_enet3addr; |
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| 140 | break; |
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| 141 | #endif /* CONFIG_HAS_ETH3 */ |
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| 142 | |
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| 143 | default: |
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| 144 | return 0; |
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| 145 | } |
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| 146 | |
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| 147 | #else /* HAS_UBOOT */ |
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| 148 | |
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| 149 | char hw_addr [6] = { 0x00, 0x04, 0x9f, 0x00, 0x2f, 0xcb}; |
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| 150 | |
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[f610e83f] | 151 | config->hardware_address = hw_addr; |
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[574fb67] | 152 | |
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| 153 | #endif /* HAS_UBOOT */ |
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| 154 | |
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[f610e83f] | 155 | } |
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| 156 | /* |
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| 157 | * set interrupt number for given interface |
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| 158 | */ |
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[699c2be] | 159 | config->irno = (unsigned) ( |
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| 160 | unitNumber == 1 |
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| 161 | ? BSP_IPIC_IRQ_TSEC1_TX |
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| 162 | : BSP_IPIC_IRQ_TSEC2_TX |
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| 163 | ); |
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[f610e83f] | 164 | /* |
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| 165 | * call attach function of board independent driver |
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| 166 | */ |
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| 167 | if (0 == rtems_mpc83xx_tsec_driver_attach_detach(config,attaching)) { |
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| 168 | return 0; |
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| 169 | } |
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| 170 | return 1; |
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| 171 | } |
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