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annotate packages/hal/powerpc/moab/current/src/plf_redboot_linux_exec.c @ 1223:dbcfe4e0dbd2

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New platform - TAMS MOAB - and generic changes to support it
author gthomas
date Fri, 19 Sep 2003 17:11:18 +0000
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1 //==========================================================================
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2 //
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3 // plf_redboot_linux_boot.c
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4 //
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5 // Platform support for RedBoot command to boot Linux
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6 //
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7 //==========================================================================
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8 //####ECOSGPLCOPYRIGHTBEGIN####
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9 // -------------------------------------------
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10 // This file is part of eCos, the Embedded Configurable Operating System.
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11 // Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003 Red Hat, Inc.
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12 // Copyright (C) 2002, 2003 Gary Thomas
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13 //
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14 // eCos is free software; you can redistribute it and/or modify it under
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15 // the terms of the GNU General Public License as published by the Free
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16 // Software Foundation; either version 2 or (at your option) any later version.
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17 //
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18 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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19 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
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20 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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21 // for more details.
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22 //
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23 // You should have received a copy of the GNU General Public License along
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24 // with eCos; if not, write to the Free Software Foundation, Inc.,
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25 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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26 //
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27 // As a special exception, if other files instantiate templates or use macros
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28 // or inline functions from this file, or you compile this file and link it
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29 // with other works to produce a work based on this file, this file does not
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30 // by itself cause the resulting work to be covered by the GNU General Public
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31 // License. However the source code for this file must still be made available
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32 // in accordance with section (3) of the GNU General Public License.
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33 //
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34 // This exception does not invalidate any other reasons why a work based on
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35 // this file might be covered by the GNU General Public License.
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36 //
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37 // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
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38 // at http://sources.redhat.com/ecos/ecos-license/
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39 // -------------------------------------------
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40 //####ECOSGPLCOPYRIGHTEND####
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41 //==========================================================================
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42 //#####DESCRIPTIONBEGIN####
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43 //
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44 // Author(s): gthomas
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45 // Contributors:
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46 // Date: 2003-08-28
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47 // Purpose:
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48 // Description:
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49 //
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50 // This code is part of RedBoot (tm).
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51 //
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52 //####DESCRIPTIONEND####
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53 //
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54 //==========================================================================
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55
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56 #include <cyg/hal/hal_arch.h>
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57 #include <cyg/hal/hal_if.h>
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58 #include <cyg/hal/hal_intr.h>
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59 #include <cyg/hal/hal_cache.h>
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60 #include <cyg/hal/ppc_regs.h>
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61 #include <cyg/hal/redboot_linux_exec.h>
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62
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63 //
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64 // Export system configuration - used when booting a Linux kernel
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65 // Note: this function is expected to set up the fields which are
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66 // platform/variant dependent. It may also override any of the
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67 // architecture common fields (like memory layout, etc) as appropriate
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68 //
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69 externC void
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70 plf_redboot_linux_exec(bd_t *board_info)
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71 {
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72 board_info->bi_intfreq = CYGHWR_HAL_POWERPC_CPU_SPEED*1000000;
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73 board_info->bi_busfreq = CYGHWR_HAL_POWERPC_MEM_SPEED*1000000;
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74 }
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75
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76 //=========================================================================
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77 // EOF plf_redboot_linux_exec.c