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[/] [or1k/] [trunk/] [ecos-2.0/] [packages/] [hal/] [sh/] [sh3/] [v2_0/] [include/] [mod_regs_cpg.h] - Rev 1765
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//============================================================================= // // mod_regs_cpg.h // // CPG (clock pulse generator) Module register definitions // //============================================================================= //####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): jskov // Contributors:jskov // Date: 2000-10-30 // //####DESCRIPTIONEND#### // //============================================================================= //-------------------------------------------------------------------------- // Oscillator control registers #define CYGARC_REG_FRQCR 0xffffff80 #define CYGARC_REG_WTCNT 0xffffff84 // read 8bit, write 16bit #define CYGARC_REG_WTCSR 0xffffff86 // read 8bit, write 16bit #define CYGARC_REG_WTCNT_WRITE 0x5a00 // top 8bit value for write #define CYGARC_REG_WTCSR_WRITE 0xa500 // top 8bit value for write #define CYGARC_REG_WTCSR_TME 0x80 // timer enable #define CYGARC_REG_WTCSR_WT_IT 0x40 // watchdog(1)/interval(0) #define CYGARC_REG_WTCSR_RSTS 0x20 // manual(1)/poweron(0) #define CYGARC_REG_WTCSR_WOVF 0x10 // watchdog overflow #define CYGARC_REG_WTCSR_IOVF 0x08 // interval overflow #define CYGARC_REG_WTCSR_CKS2 0x04 // clock select 2 #define CYGARC_REG_WTCSR_CKS1 0x02 // clock select 1 #define CYGARC_REG_WTCSR_CKS0 0x01 // clock select 0 #define CYGARC_REG_WTCSR_CKSx_MASK 0x07 // clock select mask // This is the period (in us) between watchdog reset and overflow. // Note: We use max timeout delay for now. #define CYGARC_REG_WTCSR_CKSx_SETTING 0x07 // max delay #define CYGARC_REG_WTCSR_PERIOD ((1000000000/(CYGHWR_HAL_SH_ONCHIP_PERIPHERAL_SPEED/4096))*256) // Translate various CDL clock configurations to register equivalents // for the various CPG versions #if (CYGARC_SH_MOD_CPG == 1) // ---------------------------- V1 // PLL1 #if (CYGHWR_HAL_SH_OOC_PLL_1 == 0) || (CYGHWR_HAL_SH_OOC_PLL_1 == 1) # define CYGARC_REG_FRQCR_INIT_PLL1 0x0000 #elif (CYGHWR_HAL_SH_OOC_PLL_1 == 2) # define CYGARC_REG_FRQCR_INIT_PLL1 0x0010 #elif (CYGHWR_HAL_SH_OOC_PLL_1 == 4) # define CYGARC_REG_FRQCR_INIT_PLL1 0x0020 #else # error "Unsupported PLL1 setting" #endif // Divider1 #if (CYGHWR_HAL_SH_OOC_DIVIDER_1 == 1) # define CYGARC_REG_FRQCR_INIT_DIVIDER1 0x0000 #elif (CYGHWR_HAL_SH_OOC_DIVIDER_1 == 2) # define CYGARC_REG_FRQCR_INIT_DIVIDER1 0x0004 #elif (CYGHWR_HAL_SH_OOC_DIVIDER_1 == 4) # define CYGARC_REG_FRQCR_INIT_DIVIDER1 0x0008 #else # error "Unsupported Divider1 setting" #endif // Divider2 #if (CYGHWR_HAL_SH_OOC_DIVIDER_2 == 1) # define CYGARC_REG_FRQCR_INIT_DIVIDER2 0x0000 #elif (CYGHWR_HAL_SH_OOC_DIVIDER_2 == 2) # define CYGARC_REG_FRQCR_INIT_DIVIDER2 0x0001 #elif (CYGHWR_HAL_SH_OOC_DIVIDER_2 == 4) # define CYGARC_REG_FRQCR_INIT_DIVIDER2 0x0002 #else # error "Unsupported Divider1 setting" #endif // CKOEN - set in all modes but 7 #if (CYGHWR_HAL_SH_OOC_CLOCK_MODE != 7) # define CYGARC_REG_FRQCR_INIT_CKOEN 0x0100 #else # define CYGARC_REG_FRQCR_INIT_CKOEN 0x0000 #endif #elif (CYGARC_SH_MOD_CPG == 2) // ---------------------------- V2 // PLL1 #if (CYGHWR_HAL_SH_OOC_PLL_1 == 0) || (CYGHWR_HAL_SH_OOC_PLL_1 == 1) # define CYGARC_REG_FRQCR_INIT_PLL1 0x0000 #elif (CYGHWR_HAL_SH_OOC_PLL_1 == 2) # define CYGARC_REG_FRQCR_INIT_PLL1 0x0010 #elif (CYGHWR_HAL_SH_OOC_PLL_1 == 4) # define CYGARC_REG_FRQCR_INIT_PLL1 0x0020 #else # error "Unsupported PLL1 setting" #endif // Divider1 #if (CYGHWR_HAL_SH_OOC_DIVIDER_1 == 1) # define CYGARC_REG_FRQCR_INIT_DIVIDER1 0x0000 #elif (CYGHWR_HAL_SH_OOC_DIVIDER_1 == 2) # define CYGARC_REG_FRQCR_INIT_DIVIDER1 0x0004 #elif (CYGHWR_HAL_SH_OOC_DIVIDER_1 == 4) # define CYGARC_REG_FRQCR_INIT_DIVIDER1 0x0008 #else # error "Unsupported Divider1 setting" #endif // Divider2 #if (CYGHWR_HAL_SH_OOC_DIVIDER_2 == 1) # define CYGARC_REG_FRQCR_INIT_DIVIDER2 0x0000 #elif (CYGHWR_HAL_SH_OOC_DIVIDER_2 == 2) # define CYGARC_REG_FRQCR_INIT_DIVIDER2 0x0001 #elif (CYGHWR_HAL_SH_OOC_DIVIDER_2 == 4) # define CYGARC_REG_FRQCR_INIT_DIVIDER2 0x0002 #else # error "Unsupported Divider1 setting" #endif // CKOEN - set in all modes but 2 #if (CYGHWR_HAL_SH_OOC_CLOCK_MODE != 2) # define CYGARC_REG_FRQCR_INIT_CKOEN 0x0100 #else # define CYGARC_REG_FRQCR_INIT_CKOEN 0x0000 #endif #elif (CYGARC_SH_MOD_CPG == 3) // ---------------------------- V3 // PLL1 #if (CYGHWR_HAL_SH_OOC_PLL_1 == 0) || (CYGHWR_HAL_SH_OOC_PLL_1 == 1) # define CYGARC_REG_FRQCR_INIT_PLL1 0x0000 #elif (CYGHWR_HAL_SH_OOC_PLL_1 == 2) # define CYGARC_REG_FRQCR_INIT_PLL1 0x0010 #elif (CYGHWR_HAL_SH_OOC_PLL_1 == 3) # define CYGARC_REG_FRQCR_INIT_PLL1 0x8000 #elif (CYGHWR_HAL_SH_OOC_PLL_1 == 4) # define CYGARC_REG_FRQCR_INIT_PLL1 0x0020 #elif (CYGHWR_HAL_SH_OOC_PLL_1 == 6) # define CYGARC_REG_FRQCR_INIT_PLL1 0x8010 #elif (CYGHWR_HAL_SH_OOC_PLL_1 == 8) # define CYGARC_REG_FRQCR_INIT_PLL1 0x0030 #else # error "Unsupported PLL1 setting" #endif // Divider1 #if (CYGHWR_HAL_SH_OOC_DIVIDER_1 == 1) # define CYGARC_REG_FRQCR_INIT_DIVIDER1 0x0000 #elif (CYGHWR_HAL_SH_OOC_DIVIDER_1 == 2) # define CYGARC_REG_FRQCR_INIT_DIVIDER1 0x0004 #elif (CYGHWR_HAL_SH_OOC_DIVIDER_1 == 3) # define CYGARC_REG_FRQCR_INIT_DIVIDER1 0x4000 #elif (CYGHWR_HAL_SH_OOC_DIVIDER_1 == 4) # define CYGARC_REG_FRQCR_INIT_DIVIDER1 0x0008 #else # error "Unsupported Divider1 setting" #endif // Divider2 #if (CYGHWR_HAL_SH_OOC_DIVIDER_2 == 1) # define CYGARC_REG_FRQCR_INIT_DIVIDER2 0x0000 #elif (CYGHWR_HAL_SH_OOC_DIVIDER_2 == 2) # define CYGARC_REG_FRQCR_INIT_DIVIDER2 0x0001 #elif (CYGHWR_HAL_SH_OOC_DIVIDER_2 == 3) # define CYGARC_REG_FRQCR_INIT_DIVIDER2 0x2000 #elif (CYGHWR_HAL_SH_OOC_DIVIDER_2 == 4) # define CYGARC_REG_FRQCR_INIT_DIVIDER2 0x0002 #elif (CYGHWR_HAL_SH_OOC_DIVIDER_2 == 6) # define CYGARC_REG_FRQCR_INIT_DIVIDER2 0x2002 #else # error "Unsupported Divider2 setting" #endif // CKOEN - set in modes 0-2 #if (CYGHWR_HAL_SH_OOC_CLOCK_MODE <= 2) # define CYGARC_REG_FRQCR_INIT_CKOEN 0x0100 #else # define CYGARC_REG_FRQCR_INIT_CKOEN 0x0000 #endif #else # error "Unsupported CPG version" #endif // Init value #define CYGARC_REG_FRQCR_INIT (CYGARC_REG_FRQCR_INIT_PLL1|CYGARC_REG_FRQCR_INIT_DIVIDER1|CYGARC_REG_FRQCR_INIT_DIVIDER2|CYGARC_REG_FRQCR_INIT_CKOEN)