forked from Imagelibrary/rtems
cb682532cf
Add and use <machine/rtems-bsd-kernel-space.h> and <machine/rtems-bsd-user-space.h> similar to the libbsd to avoid command line defines and defines scattered throught the code base. Simplify cpukit/libnetworking/Makefile.am. Update #3375.
256 lines
7.8 KiB
C
256 lines
7.8 KiB
C
/*===============================================================*\
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| Project: RTEMS support for MPC83xx |
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+-----------------------------------------------------------------+
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| Copyright (c) 2007 |
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| Embedded Brains GmbH |
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| Obere Lagerstr. 30 |
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| D-82178 Puchheim |
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| Germany |
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| rtems@embedded-brains.de |
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+-----------------------------------------------------------------+
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| The license and distribution terms for this file may be |
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| found in the file LICENSE in this distribution or at |
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| http://www.rtems.org/license/LICENSE. |
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+-----------------------------------------------------------------+
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| this file contains the board specific portion |
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| of the network interface driver |
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\*===============================================================*/
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#include <machine/rtems-bsd-kernel-space.h>
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#include <rtems.h>
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#include <rtems/rtems_bsdnet.h>
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#include <rtems/rtems_bsdnet_internal.h>
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#include <bsp.h>
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#include <bsp/tsec.h>
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#include <bsp/u-boot.h>
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#include <mpc83xx/mpc83xx.h>
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#include <string.h>
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#include <libcpu/spr.h>
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#if MPC83XX_CHIP_TYPE / 10 != 830
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#define TSEC_IFMODE_RGMII 0
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#define TSEC_IFMODE_GMII 1
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#if defined( MPC83XX_BOARD_MPC8313ERDB)
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#define TSEC_IFMODE TSEC_IFMODE_RGMII
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#elif defined( MPC83XX_BOARD_MPC8349EAMDS)
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#define TSEC_IFMODE TSEC_IFMODE_GMII
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#elif defined( MPC83XX_BOARD_HSC_CM01)
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#define TSEC_IFMODE TSEC_IFMODE_RGMII
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#else
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#warning No TSEC configuration available
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#endif
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/* System Version Register */
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#define SVR 286
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SPR_RO( SVR)
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/* Processor Version Register */
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SPR_RO( PPC_PVR)
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/*=========================================================================*\
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| Function: |
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\*-------------------------------------------------------------------------*/
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int BSP_tsec_attach
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(
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/*-------------------------------------------------------------------------*\
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| Purpose: |
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| attach or detach the driver |
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+---------------------------------------------------------------------------+
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| Input Parameters: |
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\*-------------------------------------------------------------------------*/
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struct rtems_bsdnet_ifconfig *config, /* interface configuration */
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int attaching /* 0 = detach, else attach */
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)
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/*-------------------------------------------------------------------------*\
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| Return Value: |
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| 1, if success |
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\*=========================================================================*/
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{
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tsec_config tsec_cfg;
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int unitNumber;
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char *unitName;
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uint32_t svr = _read_SVR();
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uint32_t pvr = _read_PPC_PVR();
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memset(&tsec_cfg, 0, sizeof(tsec_cfg));
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config->drv_ctrl = &tsec_cfg;
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/*
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* Parse driver name
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*/
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if((unitNumber = rtems_bsdnet_parse_driver_name(config, &unitName)) < 0) {
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return 0;
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}
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tsec_cfg.reg_ptr = &mpc83xx.tsec [unitNumber - 1];
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tsec_cfg.mdio_ptr = &mpc83xx.tsec [0];
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if (attaching) {
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#if (TSEC_IFMODE==TSEC_IFMODE_GMII)
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#if !defined(MPC83XX_BOARD_HSC_CM01)
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/*
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* do not change system I/O configuration registers on HSC board
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* because should initialize from RCW
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*/
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if (unitNumber == 1) {
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/*
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* init system I/O configuration registers
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* to ensure proper pin functions
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*/
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mpc83xx.syscon.sicrh = mpc83xx.syscon.sicrh & ~0x1F800000;
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/*
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* init port registers (GPIO2DIR) for TSEC1
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*/
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mpc83xx.gpio[1].gpdir = ((mpc83xx.gpio[1].gpdir & ~0x00000FFF)
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| 0x0000001f);
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}
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if (unitNumber == 2) {
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/*
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* init system I/O configuration registers
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* to ensure proper pin functions
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*/
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mpc83xx.syscon.sicrh = mpc83xx.syscon.sicrh & ~0x007f8000;
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/*
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* init port registers (GPIO2DIR) for TSEC2
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*/
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mpc83xx.gpio[0].gpdir = ((mpc83xx.gpio[0].gpdir & ~0x000FFFFF)
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| 0x00087881);
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}
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#endif /* !defined(MPC83XX_BOARD_HSC_CM01) */
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#endif
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#if (TSEC_IFMODE==TSEC_IFMODE_RGMII)
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/*
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* Nothing special needed for TSEC1 operation
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*/
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#endif
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}
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/*
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* add MAC address into config->hardware_adderss
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* FIXME: get the real address we need
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*/
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if (config->hardware_address == NULL) {
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#if !defined(HAS_UBOOT)
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static char hw_addr [TSEC_COUNT][6];
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volatile tsec_registers *reg_ptr = tsec_cfg.reg_ptr;
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/* read MAC address from hardware register */
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/* we expect it htere from the boot loader */
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config->hardware_address = hw_addr[unitNumber-1];
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hw_addr[unitNumber-1][5] = (reg_ptr->macstnaddr[0] >> 24) & 0xff;
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hw_addr[unitNumber-1][4] = (reg_ptr->macstnaddr[0] >> 16) & 0xff;
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hw_addr[unitNumber-1][3] = (reg_ptr->macstnaddr[0] >> 8) & 0xff;
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hw_addr[unitNumber-1][2] = (reg_ptr->macstnaddr[0] >> 0) & 0xff;
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hw_addr[unitNumber-1][1] = (reg_ptr->macstnaddr[1] >> 24) & 0xff;
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hw_addr[unitNumber-1][0] = (reg_ptr->macstnaddr[1] >> 16) & 0xff;
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#endif
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#if defined(HAS_UBOOT)
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switch (unitNumber) {
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case 1:
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config->hardware_address = bsp_uboot_board_info.bi_enetaddr;
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break;
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#ifdef CONFIG_HAS_ETH1
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case 2:
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config->hardware_address = bsp_uboot_board_info.bi_enet1addr;
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break;
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#endif /* CONFIG_HAS_ETH1 */
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#ifdef CONFIG_HAS_ETH2
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case 3:
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config->hardware_address = bsp_uboot_board_info.bi_enet2addr;
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break;
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#endif /* CONFIG_HAS_ETH2 */
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#ifdef CONFIG_HAS_ETH3
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case 4:
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config->hardware_address = bsp_uboot_board_info.bi_enet3addr;
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break;
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#endif /* CONFIG_HAS_ETH3 */
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default:
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return 0;
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}
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#endif /* HAS_UBOOT */
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}
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/*
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* set interrupt number for given interface
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*/
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config->irno = (unsigned) (
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unitNumber == 1
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? BSP_IPIC_IRQ_TSEC1_TX
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: BSP_IPIC_IRQ_TSEC2_TX
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);
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if (svr == 0x80b00010 && pvr == 0x80850010) {
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/*
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* This is a special case for MPC8313ERDB with silicon revision 1. Look in
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* "MPC8313ECE Rev. 3, 3/2008" errata for "IPIC 1".
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*/
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if (unitNumber == 1) {
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tsec_cfg.irq_num_tx = 37;
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tsec_cfg.irq_num_rx = 36;
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tsec_cfg.irq_num_err = 35;
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} else if (unitNumber == 2) {
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tsec_cfg.irq_num_tx = 34;
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tsec_cfg.irq_num_rx = 33;
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tsec_cfg.irq_num_err = 32;
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} else {
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return 0;
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}
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} else {
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rtems_irq_number irno = unitNumber == 1 ?
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BSP_IPIC_IRQ_TSEC1_TX : BSP_IPIC_IRQ_TSEC2_TX;
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/* get base interrupt number (for Tx irq, Rx=base+1,Err=base+2) */
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tsec_cfg.irq_num_tx = irno + 0;
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tsec_cfg.irq_num_rx = irno + 1;
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tsec_cfg.irq_num_err = irno + 2;
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}
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/*
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* XXX: Although most hardware builders will assign the PHY addresses
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* like this, this should be more configurable
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*/
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#ifdef MPC83XX_BOARD_MPC8313ERDB
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if (unitNumber == 2) {
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tsec_cfg.phy_default = 4;
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} else {
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/* TODO */
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return 0;
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}
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#else /* MPC83XX_BOARD_MPC8313ERDB */
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tsec_cfg.phy_default = unitNumber-1;
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#endif /* MPC83XX_BOARD_MPC8313ERDB */
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tsec_cfg.unit_number = unitNumber;
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tsec_cfg.unit_name = unitName;
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/*
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* call attach function of board independent driver
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*/
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return tsec_driver_attach_detach(config, attaching);
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}
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#endif /* MPC83XX_CHIP_TYPE / 10 != 830 */
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