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101 lines
4.4 KiB
C
101 lines
4.4 KiB
C
/*===============================================================*\
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| Project: RTEMS generic MPC5200 BSP |
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+-----------------------------------------------------------------+
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| Copyright (c) 2005 |
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| embedded brains GmbH |
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| Obere Lagerstr. 30 |
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| 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 IDE configuration |
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\*===============================================================*/
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#include <rtems.h>
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#include <bsp.h>
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#include <bsp/irq.h>
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#include <bsp/mpc5200.h>
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#include "./pcmcia_ide.h"
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#include <libchip/ide_ctrl.h>
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#include <libchip/ide_ctrl_cfg.h>
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#include <libchip/ide_ctrl_io.h>
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/*
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* The following table configures the IDE driver used in this BSP.
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*/
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extern ide_ctrl_fns_t mpc5200_pcmciaide_ctrl_fns;
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volatile uint32_t * mpc5200_ata_drive_regs[] =
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{
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(uint32_t *)&(mpc5200.ata_ddr), /* data (offset 0x00) */
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(uint32_t *)&(mpc5200.ata_dfr_der), /* features / error (offset 0x01) */
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(uint32_t *)&(mpc5200.ata_dscr), /* sector count (offset 0x02) */
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(uint32_t *)&(mpc5200.ata_dsnr), /* sector no. / lba0 (offset 0x03) */
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(uint32_t *)&(mpc5200.ata_dclr), /* cylinder low / lba1 (offset 0x04) */
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(uint32_t *)&(mpc5200.ata_dchr), /* cylinder high/ lba2 (offset 0x05) */
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(uint32_t *)&(mpc5200.ata_ddhr), /* device head / lba3 (offset 0x06) */
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(uint32_t *)&(mpc5200.ata_dcr_dsr), /* command /status (offset 0x07) */
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(uint32_t *)&(mpc5200.ata_dctr_dasr), /* device control / alternate status (offset 0x08) */
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(uint32_t *)&(mpc5200.ata_ddr), /* (offset 0x09) */
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(uint32_t *)&(mpc5200.ata_ddr), /* (offset 0x0A) */
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NULL, /* (offset 0x0B) */
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NULL, /* (offset 0x0C) */
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NULL, /* (offset 0x0D) */
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NULL, /* (offset 0x0E) */
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NULL /* (offset 0x0F) */
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};
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/* IDE controllers Table */
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ide_controller_bsp_table_t IDE_Controller_Table[] =
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{
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{
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"/dev/idepcmcia",
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IDE_CUSTOM, /* PCMCIA Flash cards emulate custom IDE controller */
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&mpc5200_pcmciaide_ctrl_fns, /* pointer to function set used for IDE drivers in this BSP */
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NULL, /* no BSP dependent probe needed */
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FALSE, /* not (yet) initialized */
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(uint32_t)0, /* no port address but custom reg.set in params is used */
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#ifdef ATA_USE_INT
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TRUE, /* interrupt driven */
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#else
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FALSE, /* non interrupt driven */
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#endif
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BSP_SIU_IRQ_ATA, /* interrupt vector */
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NULL /* no additional parameters */
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}
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};
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/* Number of rows in IDE_Controller_Table */
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unsigned long IDE_Controller_Count = sizeof(IDE_Controller_Table)/sizeof(IDE_Controller_Table[0]);
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uint32_t ata_pio_timings[2][6] =
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{
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/* PIO3 timings in nanosconds */
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{
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180, /* t0 cycle time */
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80, /* t2 DIOR-/DIOW pulse width 8 bit */
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80, /* t1 DIOR-/DIOW pulse width 16 bit */
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10, /* t4 DIOW- data hold */
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30, /* t1 Addr.valid to DIOR-/DIOW setup */
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35, /* ta IORDY setup time */
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},
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/* PIO4 timings in nanosconds */
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{
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120, /* t0 cycle time */
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70, /* t1 DIOR-/DIOW pulse width 8 bit */
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70, /* t1 DIOR-/DIOW pulse width 16 bit */
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10, /* t4 DIOW- data hold */
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25, /* t1 Addr.valid to DIOR-/DIOW setup */
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35, /* ta IORDY setup time */
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}
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};
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