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[/] [openrisc/] [trunk/] [rtos/] [ecos-2.0/] [packages/] [hal/] [sparc/] [erc32/] [v2_0/] [include/] [hal_diag.h] - Rev 174
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#ifndef CYGONCE_HAL_HAL_DIAG_H #define CYGONCE_HAL_HAL_DIAG_H /*============================================================================= // // hal_diag.h // // HAL Support for Kernel Diagnostic Routines // //============================================================================= //####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): hmt // Contributors: hmt // Date: 1999-01-11 // Purpose: HAL Support for Kernel Diagnostic Routines // Description: Diagnostic routines for use during kernel development. // Usage: #include <cyg/hal/hal_diag.h> // //####DESCRIPTIONEND#### // //===========================================================================*/ #include <pkgconf/hal.h> #include <cyg/infra/cyg_type.h> /*---------------------------------------------------------------------------*/ #define CYG_DIAG_USE_ERC32 /*---------------------------------------------------------------------------*/ #ifdef CYG_DIAG_USE_ERC32 /*---------------------------------------------------------------------------*/ /* Register addresses */ #define SPARC_MEC_UART (0x01f800e0) /* These must be accessed word-wide to work! */ #define SPARC_MEC_UART_IO( x ) ((cyg_uint32)(x)) #define SPARC_MEC_UART_A_RX ((volatile cyg_uint32 *)(SPARC_MEC_UART + 0)) #define SPARC_MEC_UART_A_TX ((volatile cyg_uint32 *)(SPARC_MEC_UART + 0)) #define SPARC_MEC_UART_B_RX ((volatile cyg_uint32 *)(SPARC_MEC_UART + 4)) #define SPARC_MEC_UART_B_TX ((volatile cyg_uint32 *)(SPARC_MEC_UART + 4)) #define SPARC_MEC_UART_STATUS ((volatile cyg_uint32 *)(SPARC_MEC_UART + 8)) #define SPARC_MEC_UART_TXAMASK (0x00004) #define SPARC_MEC_UART_TXBMASK (0x40000) #define SPARC_MEC_UART_RXAMASK (0x00001) #define SPARC_MEC_UART_RXBMASK (0x10000) /*---------------------------------------------------------------------------*/ #define HAL_DIAG_INIT() #define HAL_DIAG_WRITE_CHAR(_c_) \ { \ if( 1 || _c_ != '\r' ) \ { \ while( (SPARC_MEC_UART_TXAMASK & *SPARC_MEC_UART_STATUS) == 0 ) \ continue; \ *SPARC_MEC_UART_A_TX = SPARC_MEC_UART_IO(_c_); \ } \ } #define HAL_DIAG_READ_CHAR(_c_) \ { \ while( (SPARC_MEC_UART_RXAMASK & *SPARC_MEC_UART_STATUS) == 0 ) \ continue; \ _c_ = (char)*SPARC_MEC_UART_A_TX; \ } #define XHAL_DIAG_WRITE_CHAR(_c_) \ { \ if( _c_ != '\r' ) \ { \ *SPARC_MEC_UART_A_TX = SPARC_MEC_UART_IO(_c_); \ } \ } #define XHAL_DIAG_READ_CHAR(_c_) \ { \ _c_ = (char)*SPARC_MEC_UART_A_TX; \ } #else /*---------------------------------------------------------------------------*/ /* There is no diagnostic output on SPARC simulator */ #define HAL_DIAG_INIT() #define HAL_DIAG_WRITE_CHAR(_c_) #define HAL_DIAG_READ_CHAR(_c_) (_c_) = 0 #endif /*---------------------------------------------------------------------------*/ /* end of hal_diag.h */ #endif /* CYGONCE_HAL_HAL_DIAG_H */