static void prvSetupHardware( void )
{
/* Configuration taken from the ST code.
Set Flash banks size & address */
FMI_BankRemapConfig( 4, 2, 0, 0x80000 );
/* FMI Waite States */
FMI_Config( FMI_READ_WAIT_STATE_2, FMI_WRITE_WAIT_STATE_0, FMI_PWD_ENABLE, FMI_LVD_ENABLE, FMI_FREQ_HIGH );
/* Configure the FPLL = 96MHz, and APB to 48MHz. */
SCU_PCLKDivisorConfig( SCU_PCLK_Div2 );
SCU_PLLFactorsConfig( 192, 25, 2 );
SCU_PLLCmd( ENABLE );
SCU_MCLKSourceConfig( SCU_MCLK_PLL );
WDG_Cmd( DISABLE );
VIC_DeInit();
/* GPIO8 clock source enable, used by the LCD. */
SCU_APBPeriphClockConfig(__GPIO8, ENABLE);
GPIO_DeInit(GPIO8);
/* GPIO 9 clock source enable, used by the LCD. */
SCU_APBPeriphClockConfig(__GPIO9, ENABLE);
GPIO_DeInit(GPIO9);
/* Enable VIC clock */
SCU_AHBPeriphClockConfig(__VIC, ENABLE);
SCU_AHBPeriphReset(__VIC, DISABLE);
/* Peripheral initialisation. */
vParTestInitialise();
}
int platform_init()
{
unsigned i;
TIM_InitTypeDef tim;
TIM_TypeDef* base;
// System configuration
platform_config_scu();
// PIO setup
for( i = 0; i < 10; i ++ )
GPIO_DeInit( ( GPIO_TypeDef* )port_data[ i ] );
// Initialize VIC
VIC_DeInit();
// UART setup (only STR9_UART is used in this example)
platform_uart_setup( CON_UART_ID, CON_UART_SPEED, 8, PLATFORM_UART_PARITY_NONE, PLATFORM_UART_STOPBITS_1 );
// Initialize timers
for( i = 0; i < 4; i ++ )
{
base = ( TIM_TypeDef* )timer_data[ i ];
TIM_DeInit( base );
TIM_StructInit( &tim );
tim.TIM_Clock_Source = TIM_CLK_APB;
tim.TIM_Prescaler = 255;
TIM_Init( base, &tim );
TIM_CounterCmd( base, TIM_START );
}
cmn_platform_init();
return PLATFORM_OK;
}
void systemInit(void)
{
//Default configuration
SCU_MCLKSourceConfig(SCU_MCLK_OSC);
//Configure the FMI
FMI_Config(FMI_READ_WAIT_STATE_2, FMI_WRITE_WAIT_STATE_0,
FMI_PWD_ENABLE, FMI_LVD_ENABLE, FMI_FREQ_HIGH);
//Configure PLL factors
SCU_PLLFactorsConfig(192, 25, 2);
//Enable PLL and wait for the the PLL to lock
SCU_PLLCmd(ENABLE);
//Set clock dividers
SCU_RCLKDivisorConfig(SCU_RCLK_Div1);
SCU_HCLKDivisorConfig(SCU_HCLK_Div1);
SCU_FMICLKDivisorConfig(SCU_FMICLK_Div1);
SCU_PCLKDivisorConfig(SCU_PCLK_Div2);
//Switch to PLL clock
SCU_MCLKSourceConfig(SCU_MCLK_PLL);
//Enable VIC clock
SCU_AHBPeriphClockConfig(__VIC, ENABLE);
//Reset VIC peripheral
VIC_DeInit();
//Assign default vectors
VIC_InitDefaultVectors();
}
/*******************************************************************************
* Function Name : VIC_Configuration
* Description : Configure the used I/O ports pins
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void VIC_Configuration(void)
{
/* VIC Configuration */
VIC_DeInit();
VIC_Config(I2C0_ITLine,VIC_IRQ , 0);
VIC_Config(I2C1_ITLine,VIC_IRQ , 1);
VIC_ITCmd(I2C0_ITLine, ENABLE);
VIC_ITCmd(I2C1_ITLine, ENABLE);
}
// Configure the interrupt vector.
static void VICConfig(void)
{
// Enable the AHB (advanced high-performance but) clock for VIC (vectored
// interrupt controller).
SCU_AHBPeriphClockConfig(__VIC,ENABLE);
// Reset the VIC registers (to their default reset values).
VIC_DeInit();
// Initialize VICs default vector registers.
VIC_InitDefaultVectors();
// Reset the wakeup interrupt unit registers.
WIU_DeInit();
}
