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楼主 |
发表于 2009-2-18 11:56:22
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IAR的.mac文件：大虾们看看有毛病不？谢谢！！！！！！！！！
/*********************************************************************
*
* execUserReset() : JTAG set initially to Full Speed
*/
execUserReset()
{
__message "------------------------------ execUserReset ---------------------------------";
CheckNoRemap();
__PllSetting(); //* Init PLL
__message "-------------------------------Set PC Reset ----------------------------------";
__writeMemory32(0xD3,0x98,"Register"); //* Set CPSR
__writeMemory32(0x10000000,0xB4,"Register"); //* Set PC (R15)
}
/*********************************************************************
*
* execUserPreload() : JTAG set initially to 32kHz
*/
execUserPreload()
{
__message "------------------------------ execUserPreload ---------------------------------";
__writeMemory32(0xD3,0x98,"Register"); //* Set CPSR
__PllSetting(); //* Init PLL
__AIC(); //* Init AIC
__initSRAM();
__initNorflash();
CheckNoRemap(); //* Set the RAM memory at 0x0020 0000 & 0x0000 0000
Watchdog(); //* Watchdog Disable
//* Get the Chip ID (AT91C_DBGU_C1R & AT91C_DBGU_C2R
__mac_i=__readMemory32(0xFFFFF240,"Memory");
__message " ---------------------------------------- Chip ID 0x",__mac_i:%X;
if ( __mac_i == 0x019803A1) {__message " Chip ID for AT91SAM9260";}
else { __message " Chip ID for unknown !!";}
__mac_i=__readMemory32(0xFFFFF244,"Memory");
__message " ---------------------------------------- Extention 0x",__mac_i:%X;
}
/*********************************************************************
*
* __PllSetting()
* Function description
* Initializes the PMC.
* 1. Enable the Main Oscillator
* 2. Configure PLL
* 3. Switch Master
*/
__PllSetting()
{
if ((__readMemory32(0xFFFFFC30,"Memory")&0x3) != 0 ) {
//* Disable all PMC interrupt ( $$ JPP)
//* AT91C_PMC_IDR ((AT91_REG *) 0xFFFFFC64) //(PMC) Interrupt Disable Register
//* pPmc->PMC_IDR = 0xFFFFFFFF;
__writeMemory32(0xFFFFFFFF,0xFFFFFC64,"Memory");
//* AT91C_PMC_PCDR ((AT91_REG *) 0xFFFFFC14) //(PMC) Peripheral Clock Disable Register
__writeMemory32(0xFFFFFFFF,0xFFFFFC14,"Memory");
// Disable all clock only Processor clock is enabled.
__writeMemory32(0xFFFFFFFE,0xFFFFFC04,"Memory");
// AT91C_PMC_MCKR ((AT91_REG *) 0xFFFFFC30) // (PMC) Master Clock Register
__writeMemory32(0x00000001,0xFFFFFC30,"Memory");
__sleep(10000);
// write reset value to PLLA and PLLB
// AT91C_PMC_PLLAR ((AT91_REG *) 0xFFFFFC28) // (PMC) PLL A Register
__writeMemory32(0x00003F00,0xFFFFFC28,"Memory");
// AT91C_PMC_PLLBR ((AT91_REG *) 0xFFFFFC2C) // (PMC) PLL B Register
__writeMemory32(0x00003F00,0xFFFFFC2C,"Memory");
__sleep(10000);
__emulatorSpeed(0); //* Set JTAG speed to full speed
__message "------------------------------- PLL Enable -----------------------------------------";
} else {
__message " ********* Core in SLOW CLOCK mode ********* "; }
}
/*********************************************************************
*
* _Watchdog()
*
* Function description
* Clear Watchdog
*/
Watchdog()
{
//* Watchdog Disable
// AT91C_BASE_WDTC->WDTC_WDMR= AT91C_SYSC_WDDIS;
__writeMemory32(0x00008000,0xFFFFFD44,"Memory");
__message "------------------------------- Watchdog Disable ------------------------------------";
}
/*********************************************************************
*
* CheckRemap()
*
* Function description
* Check the Remap.
*/
CheckNoRemap()
{
// AT91C_MATRIX_MRCR ((AT91_REG *) 0xFFFFEF00) // (MATRIX) Master Remp Control Register
__mac_i=__readMemory32(0xFFFFEF00,"Memory");
__message "----- AT91C_MATRIX_MRCR : 0x",__mac_i:%X;
if ( ((__mac_i & 0x01) == 0) || ((__mac_i & 0x02) == 0)){
__message "------------------------------- The Remap is NOT ----------------------------";
} else {
__message "------------------------------- The Remap is done & UNREMAP ----------------------------";
__writeMemory32(0x00000000,0xFFFFEF00,"Memory");
__mac_i=__readMemory32(0xFFFFEF00,"Memory");
__message "----- AT91C_MATRIX_MRCR : 0x",__mac_i:%X;
}
}
__initSRAM()
{
// Configure EBI Chip select
__writeMemory32(0x00010038,0xFFFFEF1C,"Memory"); //CS1配置为外围静态RAM
//PIOC
__writeMemory32(0xFFFF0000,0xFFFFF870,"Memory");
__writeMemory32(0x00000000,0xFFFFF874,"Memory");
__writeMemory32(0xFFFF0000,0xFFFFF804,"Memory");
__writeMemory32(0x00000001,0xFFFFEC10,"Memory");
__writeMemory32(0x07070703,0xFFFFEC14,"Memory");
__writeMemory32(0x00070007,0xFFFFEC18,"Memory");
__writeMemory32(0x00072003,0xFFFFEC1C,"Memory");
}
__initNorflash()
{
__writeMemory32(0x00000001,0xFFFFEC00,"Memory");
__writeMemory32(0x07070703,0xFFFFEC04,"Memory");
__writeMemory32(0x00070007,0xFFFFEC08,"Memory");
__writeMemory32(0x00071003,0xFFFFEC0C,"Memory");
} |
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发表于 2009-2-16 17:47:46
