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[/] [openrisc/] [trunk/] [rtos/] [ecos-3.0/] [packages/] [hal/] [arm/] [snds/] [current/] [include/] [hal_platform_setup.h] - Rev 856
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#ifndef CYGONCE_HAL_PLATFORM_SETUP_H #define CYGONCE_HAL_PLATFORM_SETUP_H //========================================================================== // // hal_platform_setup.h // // // //========================================================================== // ####ECOSGPLCOPYRIGHTBEGIN#### // ------------------------------------------- // This file is part of eCos, the Embedded Configurable Operating System. // Copyright (C) 1998, 1999, 2000, 2001, 2002 Free Software Foundation, 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., // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 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 v2. // // This exception does not invalidate any other reasons why a work based // on this file might be covered by the GNU General Public License. // ------------------------------------------- // ####ECOSGPLCOPYRIGHTEND#### //========================================================================== //#####DESCRIPTIONBEGIN#### // // Author(s): gthomas // Contributors: gthomas, jskov // Grant Edwards <grante@visi.com> // Date: 2001-07-31 // Purpose: // Description: // //####DESCRIPTIONEND#### // //========================================================================*/ // does normal DRAM setup, which doesn't fail?!?! #include <cyg/hal/plf_io.h> #define CYGHWR_LED_MACRO \ ldr r0,=KS32C_IOPDATA ;\ mov r1, #((255 & (~(\x)))) ;\ str r1, [r0] ; #if CYGNUM_HAL_COMMON_INTERRUPTS_STACK_SIZE==4096 // Override default to a more sensible value #undef CYGNUM_HAL_COMMON_INTERRUPTS_STACK_SIZE #define CYGNUM_HAL_COMMON_INTERRUPTS_STACK_SIZE 2048 #endif // Use relative branch since we are going to switch the address space // around. #define CYGSEM_HAL_ROM_RESET_USES_JUMP #if defined(CYG_HAL_STARTUP_ROM) || defined(CYG_HAL_STARTUP_ROMRAM) #define PLATFORM_SETUP1 \ ldr r1,=KS32C_IOPMOD ;\ ldr r2,=0xff /* set led display to output */ ;\ str r2,[r1,#0x00] ;\ LED 0xaa ;\ ;\ /* Normal DRAM mode */ ;\ ldr r3, =0x03ffff90 /* cache+wb disabled, regs @ 0x03ff0000 */;\ ldr r0, =KS32C_SYSCFG ;\ str r3,[r0] ;\ ldr lr,=10f ;\ 1: mov r1,pc ;\ sub r1,r1,#8 ;\ ldr r0,=1b ;\ sub r1,r1,r0 ;\ ldr r0,=30f ;\ add r0,r0,r1 ;\ ldmia r0,{r1-r12} ;\ ldr r0,=KS32C_EXTDBWTH ;\ stmia r0,{r1-r12} ;\ mov pc,lr ;\ 10: LED 0x80 ;\ \ /* Check that it worked, otherwise try Sync DRAM setup */ ;\ ldr r1,=0x00000000 ;\ str r1,[r1] ;\ ldr r2,[r1] ;\ cmp r2,r1 ;\ beq 99f ;\ \ /* Sync DRAM mode */ ;\ LED 0x81 ;\ ldr r3, =0x83ffff90 /* sdram c+wb disabled, regs @ 0x03ff0000 */;\ ldr r0, =KS32C_SYSCFG ;\ str r3,[r0] ;\ ldr lr,=99f ;\ 1: mov r1,pc ;\ sub r1,r1,#8 ;\ ldr r0,=1b ;\ sub r1,r1,r0 ;\ ldr r0,=40f ;\ add r0,r0,r1 ;\ ldmia r0,{r1-r12} ;\ ldr r0,=KS32C_EXTDBWTH ;\ stmia r0,{r1-r12} ;\ mov pc,lr ;\ ;\ /* The below are set with a store-multiple instruction */ ;\ ;\ /* Normal DRAM setup */ ;\ /* Flash is 16 bit, everything else 32 bit */ ;\ /* .long KS32C_EXTDBWTH */ ;\ 30: .long ( (KS32C_EXTDBWTH_16BIT<<KS32C_EXTDBWTH_DSR0_shift) \ |(KS32C_EXTDBWTH_16BIT<<KS32C_EXTDBWTH_DSR1_shift) \ |(KS32C_EXTDBWTH_32BIT<<KS32C_EXTDBWTH_DSR2_shift) \ |(KS32C_EXTDBWTH_32BIT<<KS32C_EXTDBWTH_DSR3_shift) \ |(KS32C_EXTDBWTH_32BIT<<KS32C_EXTDBWTH_DSR4_shift) \ |(KS32C_EXTDBWTH_32BIT<<KS32C_EXTDBWTH_DSR5_shift) \ |(KS32C_EXTDBWTH_32BIT<<KS32C_EXTDBWTH_DSD0_shift) \ |(KS32C_EXTDBWTH_32BIT<<KS32C_EXTDBWTH_DSD1_shift) \ |(KS32C_EXTDBWTH_32BIT<<KS32C_EXTDBWTH_DSD2_shift) \ |(KS32C_EXTDBWTH_32BIT<<KS32C_EXTDBWTH_DSD3_shift) \ |(KS32C_EXTDBWTH_32BIT<<KS32C_EXTDBWTH_DSX0_shift) \ |(KS32C_EXTDBWTH_32BIT<<KS32C_EXTDBWTH_DSX1_shift) \ |(KS32C_EXTDBWTH_32BIT<<KS32C_EXTDBWTH_DSX2_shift) \ |(KS32C_EXTDBWTH_32BIT<<KS32C_EXTDBWTH_DSX3_shift) ) ;\ /* Flash at 0x01800000-0x01880000, 5 cycles, 7 cycles */ ;\ /* .long KS32C_ROMCON0 */ ;\ .long ( (KS32C_ROMCON_PMC_ROM) \ |(KS32C_ROMCON_TPA_5C) \ |(KS32C_ROMCON_TACC_7C) \ |((0x01800000 >> 16) << KS32C_ROMCON_BASE_shift) \ |((0x01880000 >> 16) << KS32C_ROMCON_NEXT_shift)) ;\ /* .long KS32C_ROMCON1 */ ;\ .long ( (KS32C_ROMCON_PMC_ROM) \ |(KS32C_ROMCON_TPA_5C) \ |(KS32C_ROMCON_TACC_5C) \ |((0x00000000 >> 16) << KS32C_ROMCON_BASE_shift) \ |((0x00000000 >> 16) << KS32C_ROMCON_NEXT_shift)) ;\ /* .long KS32C_ROMCON2 */ ;\ .long ( (KS32C_ROMCON_PMC_ROM) \ |(KS32C_ROMCON_TPA_5C) \ |(KS32C_ROMCON_TACC_5C) \ |((0x00000000 >> 16) << KS32C_ROMCON_BASE_shift) \ |((0x00000000 >> 16) << KS32C_ROMCON_NEXT_shift)) ;\ /* .long KS32C_ROMCON3 */ ;\ .long ( (KS32C_ROMCON_PMC_ROM) \ |(KS32C_ROMCON_TPA_5C) \ |(KS32C_ROMCON_TACC_3C) \ |((0x00000000 >> 16) << KS32C_ROMCON_BASE_shift) \ |((0x00000000 >> 16) << KS32C_ROMCON_NEXT_shift)) ;\ /* .long KS32C_ROMCON4 */ ;\ .long ( (KS32C_ROMCON_PMC_ROM) \ |(KS32C_ROMCON_TPA_5C) \ |(KS32C_ROMCON_TACC_5C) \ |((0x00000000 >> 16) << KS32C_ROMCON_BASE_shift) \ |((0x00000000 >> 16) << KS32C_ROMCON_NEXT_shift)) ;\ /* .long KS32C_ROMCON5 */ ;\ .long ( (KS32C_ROMCON_PMC_ROM) \ |(KS32C_ROMCON_TPA_5C) \ |(KS32C_ROMCON_TACC_5C) \ |((0x00000000 >> 16) << KS32C_ROMCON_BASE_shift) \ |((0x00000000 >> 16) << KS32C_ROMCON_NEXT_shift)) ;\ /* .long KS32C_DRAMCON0 */ ;\ .long ( (KS32C_DRAMCON_RESERVED) \ |(KS32C_DRAMCON_CAN_10) \ |(KS32C_DRAMCON_TRP_3C) \ |(KS32C_DRAMCON_TRC_1C) \ |(KS32C_DRAMCON_TCP_1C) \ |(KS32C_DRAMCON_TCS_2C) \ |(KS32C_DRAMCON_EDO) \ |((0x00000000 >> 16) << KS32C_DRAMCON_BASE_shift) \ |((0x00400000 >> 16) << KS32C_DRAMCON_NEXT_shift)) ;\ /* .long KS32C_DRAMCON1 */ ;\ .long ( (KS32C_DRAMCON_RESERVED) \ |(KS32C_DRAMCON_CAN_10) \ |(KS32C_DRAMCON_TRP_1C) \ |(KS32C_DRAMCON_TRC_1C) \ |(KS32C_DRAMCON_TCP_1C) \ |(KS32C_DRAMCON_TCS_2C) \ |(KS32C_DRAMCON_EDO) \ |((0x00400000 >> 16) << KS32C_DRAMCON_BASE_shift) \ |((0x00800000 >> 16) << KS32C_DRAMCON_NEXT_shift)) ;\ /* .long KS32C_DRAMCON2 */ ;\ .long ( (KS32C_DRAMCON_RESERVED) \ |(KS32C_DRAMCON_CAN_10) \ |(KS32C_DRAMCON_TRP_1C) \ |(KS32C_DRAMCON_TRC_1C) \ |(KS32C_DRAMCON_TCP_1C) \ |(KS32C_DRAMCON_TCS_2C) \ |((0x00800000 >> 16) << KS32C_DRAMCON_BASE_shift) \ |((0x00c00000 >> 16) << KS32C_DRAMCON_NEXT_shift)) ;\ /* .long KS32C_DRAMCON3 */ ;\ .long ( (KS32C_DRAMCON_RESERVED) \ |(KS32C_DRAMCON_CAN_10) \ |(KS32C_DRAMCON_TRP_1C) \ |(KS32C_DRAMCON_TRC_1C) \ |(KS32C_DRAMCON_TCP_1C) \ |(KS32C_DRAMCON_TCS_2C) \ |((0x00c00000 >> 16) << KS32C_DRAMCON_BASE_shift) \ |((0x01000000 >> 16) << KS32C_DRAMCON_NEXT_shift)) ;\ /* .long KS32C_REFEXTCON */ ;\ .long (((2048+1-(16*CYGNUM_HAL_CPUCLOCK/1000000)) << KS32C_REFEXTCON_RCV_shift) \ |(KS32C_REFEXTCON_TCSR_1C) \ |(KS32C_REFEXTCON_TCHR_1C) \ |(KS32C_REFEXTCON_REN) \ |(KS32C_REFEXTCON_VSF) \ |(KS32C_REFEXTCON_BASE)) ;\ ;\ /* Sync DRAM setup */ ;\ /* Flash is 16 bit, everything else 32 bit */ ;\ /* .long KS32C_EXTDBWTH */ ;\ 40: .long ( (KS32C_EXTDBWTH_16BIT<<KS32C_EXTDBWTH_DSR0_shift) \ |(KS32C_EXTDBWTH_16BIT<<KS32C_EXTDBWTH_DSR1_shift) \ |(KS32C_EXTDBWTH_32BIT<<KS32C_EXTDBWTH_DSR2_shift) \ |(KS32C_EXTDBWTH_32BIT<<KS32C_EXTDBWTH_DSR3_shift) \ |(KS32C_EXTDBWTH_32BIT<<KS32C_EXTDBWTH_DSR4_shift) \ |(KS32C_EXTDBWTH_32BIT<<KS32C_EXTDBWTH_DSR5_shift) \ |(KS32C_EXTDBWTH_32BIT<<KS32C_EXTDBWTH_DSD0_shift) \ |(KS32C_EXTDBWTH_32BIT<<KS32C_EXTDBWTH_DSD1_shift) \ |(KS32C_EXTDBWTH_32BIT<<KS32C_EXTDBWTH_DSD2_shift) \ |(KS32C_EXTDBWTH_32BIT<<KS32C_EXTDBWTH_DSD3_shift) \ |(KS32C_EXTDBWTH_32BIT<<KS32C_EXTDBWTH_DSX0_shift) \ |(KS32C_EXTDBWTH_32BIT<<KS32C_EXTDBWTH_DSX1_shift) \ |(KS32C_EXTDBWTH_32BIT<<KS32C_EXTDBWTH_DSX2_shift) \ |(KS32C_EXTDBWTH_32BIT<<KS32C_EXTDBWTH_DSX3_shift) ) ;\ /* Flash at 0x01800000-0x01880000, 5 cycles, 7 cycles */ ;\ /* .long KS32C_ROMCON0 */ ;\ .long ( (KS32C_ROMCON_PMC_ROM) \ |(KS32C_ROMCON_TPA_5C) \ |(KS32C_ROMCON_TACC_7C) \ |((0x01800000 >> 16) << KS32C_ROMCON_BASE_shift) \ |((0x01880000 >> 16) << KS32C_ROMCON_NEXT_shift)) ;\ /* .long KS32C_ROMCON1 */ ;\ .long ( (KS32C_ROMCON_PMC_ROM) \ |(KS32C_ROMCON_TPA_5C) \ |(KS32C_ROMCON_TACC_5C) \ |((0x00000000 >> 16) << KS32C_ROMCON_BASE_shift) \ |((0x00000000 >> 16) << KS32C_ROMCON_NEXT_shift)) ;\ /* .long KS32C_ROMCON2 */ ;\ .long ( (KS32C_ROMCON_PMC_ROM) \ |(KS32C_ROMCON_TPA_5C) \ |(KS32C_ROMCON_TACC_5C) \ |((0x00000000 >> 16) << KS32C_ROMCON_BASE_shift) \ |((0x00000000 >> 16) << KS32C_ROMCON_NEXT_shift)) ;\ /* .long KS32C_ROMCON3 */ ;\ .long ( (KS32C_ROMCON_PMC_ROM) \ |(KS32C_ROMCON_TPA_5C) \ |(KS32C_ROMCON_TACC_5C) \ |((0x00000000 >> 16) << KS32C_ROMCON_BASE_shift) \ |((0x00000000 >> 16) << KS32C_ROMCON_NEXT_shift)) ;\ /* .long KS32C_ROMCON4 */ ;\ .long ( (KS32C_ROMCON_PMC_ROM) \ |(KS32C_ROMCON_TPA_5C) \ |(KS32C_ROMCON_TACC_5C) \ |((0x00000000 >> 16) << KS32C_ROMCON_BASE_shift) \ |((0x00000000 >> 16) << KS32C_ROMCON_NEXT_shift)) ;\ /* .long KS32C_ROMCON5 */ ;\ .long ( (KS32C_ROMCON_PMC_ROM) \ |(KS32C_ROMCON_TPA_5C) \ |(KS32C_ROMCON_TACC_5C) \ |((0x00000000 >> 16) << KS32C_ROMCON_BASE_shift) \ |((0x00000000 >> 16) << KS32C_ROMCON_NEXT_shift)) ;\ /* .long KS32C_DRAMCON0 */ ;\ .long ( (KS32C_DRAMCON_RESERVED) \ |(KS32C_DRAMCON_CAN_8) \ |(KS32C_DRAMCON_TRP_4C) \ |(KS32C_DRAMCON_TRC_2C) \ |((0x00000000 >> 16) << KS32C_DRAMCON_BASE_shift) \ |((0x00400000 >> 16) << KS32C_DRAMCON_NEXT_shift)) ;\ /* .long KS32C_DRAMCON1 */ ;\ .long ( (KS32C_DRAMCON_RESERVED) \ |(KS32C_DRAMCON_CAN_8) \ |(KS32C_DRAMCON_TRP_2C) \ |(KS32C_DRAMCON_TRC_2C) \ |((0x00400000 >> 16) << KS32C_DRAMCON_BASE_shift) \ |((0x00800000 >> 16) << KS32C_DRAMCON_NEXT_shift)) ;\ /* .long KS32C_DRAMCON2 */ ;\ .long ( (KS32C_DRAMCON_RESERVED) \ |(KS32C_DRAMCON_CAN_8) \ |(KS32C_DRAMCON_TRP_2C) \ |(KS32C_DRAMCON_TRC_2C) \ |((0x00800000 >> 16) << KS32C_DRAMCON_BASE_shift) \ |((0x00c00000 >> 16) << KS32C_DRAMCON_NEXT_shift)) ;\ /* .long KS32C_DRAMCON3 */ ;\ .long ( (KS32C_DRAMCON_RESERVED) \ |(KS32C_DRAMCON_CAN_8) \ |(KS32C_DRAMCON_TRP_2C) \ |(KS32C_DRAMCON_TRC_2C) \ |((0x00c00000 >> 16) << KS32C_DRAMCON_BASE_shift) \ |((0x01000000 >> 16) << KS32C_DRAMCON_NEXT_shift)) ;\ /* .long KS32C_REFEXTCON */ ;\ .long (((2048+1-(8*CYGNUM_HAL_CPUCLOCK/1000000)) << KS32C_REFEXTCON_RCV_shift) \ |(KS32C_REFEXTCON_TRC_4C) \ |(KS32C_REFEXTCON_REN) \ |(KS32C_REFEXTCON_VSF) \ |(KS32C_REFEXTCON_BASE)) ;\ 99: LED 0x82 ;\ ldr r3,=0x00000000 ;\ str r3,[r3] ;\ ldr r4,[r3] ;\ cmp r4,r3 ;\ beq 15f ;\ 11: LED 0x83 ;\ b 11b ;\ 15: LED 0x84 #else #define PLATFORM_SETUP1 #endif //----------------------------------------------------------------------------- // end of hal_platform_setup.h #endif // CYGONCE_HAL_PLATFORM_SETUP_H
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