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[/] [openrisc/] [trunk/] [rtos/] [ecos-2.0/] [packages/] [hal/] [arm/] [cma230/] [v2_0/] [include/] [hal_platform_extras.h] - Rev 596
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#ifndef CYGONCE_HAL_PLATFORM_EXTRAS_H #define CYGONCE_HAL_PLATFORM_EXTRAS_H /*============================================================================= // // hal_platform_extras.h // // Platform specific support for HAL (assembly code) // //============================================================================= //####ECOSGPLCOPYRIGHTBEGIN#### // ------------------------------------------- // This file is part of eCos, the Embedded Configurable Operating System. // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc. // // eCos is free software; you can redistribute it and/or modify it under // the terms of the GNU General Public License as published by the Free // Software Foundation; either version 2 or (at your option) any later version. // // eCos is distributed in the hope that it will be useful, but WITHOUT ANY // WARRANTY; without even the implied warranty of MERCHANTABILITY or // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License // for more details. // // You should have received a copy of the GNU General Public License along // with eCos; if not, write to the Free Software Foundation, Inc., // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. // // As a special exception, if other files instantiate templates or use macros // or inline functions from this file, or you compile this file and link it // with other works to produce a work based on this file, this file does not // by itself cause the resulting work to be covered by the GNU General Public // License. However the source code for this file must still be made available // in accordance with section (3) of the GNU General Public License. // // This exception does not invalidate any other reasons why a work based on // this file might be covered by the GNU General Public License. // // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc. // at http://sources.redhat.com/ecos/ecos-license/ // ------------------------------------------- //####ECOSGPLCOPYRIGHTEND#### //============================================================================= //#####DESCRIPTIONBEGIN#### // // Author(s): gthomas // Contributors: gthomas, msalter // Date: 1999-12-02 // Purpose: Cogent CMA222 platform extras, in particular MMU tables // Description: // Usage: #include <cyg/hal/hal_platform_extras.h> // //####DESCRIPTIONEND#### // //===========================================================================*/ .section ".mmu_tables","aw" #define NEXT_PAGE \ .long PTE ; \ .set PTE,PTE+MMU_PAGE_SIZE _PT_0x0: .set PTE,DRAM_PA_START|MMU_L2_TYPE_Small\ |MMU_AP_Any|MMU_Bufferable|MMU_Cacheable .rept (0x2000000)/0x1000 NEXT_PAGE .endr .balign 0x0400 // Too bad these macros don't work ['as' bug?] :-( #define NEXT_SECTION \ .long PTE+OFF ;\ .set OFF,OFF+(MMU_SECTION_SIZE/MMU_PAGE_SIZE)*4 #define FILL_SEGMENT_(base) \ .set PTE,base \ .set OFF,0x00000000 \ .rept 0x10000000/MMU_SECTION_SIZE \ NEXT_SECTION \ .endr #define OFF ((MMU_SECTION_SIZE/MMU_PAGE_SIZE)*4) #define FILL_8M_SEGMENT(base,seg) \ .long base+(OFF*(seg+0x00)); \ .long base+(OFF*(seg+0x01)); \ .long base+(OFF*(seg+0x02)); \ .long base+(OFF*(seg+0x03)); \ .long base+(OFF*(seg+0x04)); \ .long base+(OFF*(seg+0x05)); \ .long base+(OFF*(seg+0x06)); \ .long base+(OFF*(seg+0x07)); \ .long base+(OFF*(seg+0x08)); #define FILL_16M_SEGMENT(base,seg) \ .long base+(OFF*(seg+0x00)); \ .long base+(OFF*(seg+0x01)); \ .long base+(OFF*(seg+0x02)); \ .long base+(OFF*(seg+0x03)); \ .long base+(OFF*(seg+0x04)); \ .long base+(OFF*(seg+0x05)); \ .long base+(OFF*(seg+0x06)); \ .long base+(OFF*(seg+0x07)); \ .long base+(OFF*(seg+0x08)); \ .long base+(OFF*(seg+0x09)); \ .long base+(OFF*(seg+0x0A)); \ .long base+(OFF*(seg+0x0B)); \ .long base+(OFF*(seg+0x0C)); \ .long base+(OFF*(seg+0x0D)); \ .long base+(OFF*(seg+0x0E)); \ .long base+(OFF*(seg+0x0F)); #define FILL_32M_SEGMENT(base,seg) \ FILL_16M_SEGMENT(base,0x00); \ FILL_16M_SEGMENT(base,0x10); #define FILL_256M_SEGMENT(base) \ FILL_16M_SEGMENT(base,0x00); \ FILL_16M_SEGMENT(base,0x10); \ FILL_16M_SEGMENT(base,0x20); \ FILL_16M_SEGMENT(base,0x30); \ FILL_16M_SEGMENT(base,0x40); \ FILL_16M_SEGMENT(base,0x50); \ FILL_16M_SEGMENT(base,0x60); \ FILL_16M_SEGMENT(base,0x70); \ FILL_16M_SEGMENT(base,0x80); \ FILL_16M_SEGMENT(base,0x90); \ FILL_16M_SEGMENT(base,0xA0); \ FILL_16M_SEGMENT(base,0xB0); \ FILL_16M_SEGMENT(base,0xC0); \ FILL_16M_SEGMENT(base,0xD0); \ FILL_16M_SEGMENT(base,0xE0); \ FILL_16M_SEGMENT(base,0xF0); .balign 0x4000 _MMU_table: FILL_32M_SEGMENT(_PT_0x0+MMU_L1_TYPE_Page,0x00) FILL_32M_SEGMENT(MMU_L1_TYPE_Fault,0x00) FILL_32M_SEGMENT(PCIMEM_PA|MMU_L1_TYPE_Section|MMU_AP_Any) FILL_32M_SEGMENT(MMU_L1_TYPE_Fault,0x00) FILL_32M_SEGMENT(MMU_L1_TYPE_Fault,0x00) FILL_32M_SEGMENT(MMU_L1_TYPE_Fault,0x00) FILL_32M_SEGMENT(MMU_L1_TYPE_Fault,0x00) FILL_8M_SEGMENT(ROM_PA|MMU_L1_TYPE_Section|MMU_AP_Any) FILL_16M_SEGMENT(MBIO_PA|MMU_L1_TYPE_Section|MMU_AP_Any) FILL_8M_SEGMENT(FLASH_PA|MMU_L1_TYPE_Section|MMU_AP_Any) FILL_256M_SEGMENT(MMU_L1_TYPE_Fault) FILL_256M_SEGMENT(MMU_L1_TYPE_Fault) FILL_256M_SEGMENT(MMU_L1_TYPE_Fault) FILL_256M_SEGMENT(MMU_L1_TYPE_Fault) FILL_256M_SEGMENT(MMU_L1_TYPE_Fault) FILL_256M_SEGMENT(MMU_L1_TYPE_Fault) FILL_256M_SEGMENT(MMU_L1_TYPE_Fault) FILL_256M_SEGMENT(MMU_L1_TYPE_Fault) FILL_256M_SEGMENT(MMU_L1_TYPE_Fault) FILL_256M_SEGMENT(MMU_L1_TYPE_Fault) FILL_256M_SEGMENT(MMU_L1_TYPE_Fault) FILL_256M_SEGMENT(MMU_L1_TYPE_Fault) FILL_256M_SEGMENT(MMU_L1_TYPE_Fault) FILL_256M_SEGMENT(MMU_L1_TYPE_Fault) FILL_256M_SEGMENT(MMU_L1_TYPE_Fault) #endif // CYGONCE_HAL_PLATFORM_EXTRAS_H
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