diff options
Diffstat (limited to 'c/src/lib/libbsp/powerpc/score603e/startup/bspstart.c')
| -rw-r--r-- | c/src/lib/libbsp/powerpc/score603e/startup/bspstart.c | 232 |
1 files changed, 0 insertions, 232 deletions
diff --git a/c/src/lib/libbsp/powerpc/score603e/startup/bspstart.c b/c/src/lib/libbsp/powerpc/score603e/startup/bspstart.c deleted file mode 100644 index 70933afebe..0000000000 --- a/c/src/lib/libbsp/powerpc/score603e/startup/bspstart.c +++ /dev/null @@ -1,232 +0,0 @@ -/* - * This routine does the bulk of the system initialization. - */ - -/* - * COPYRIGHT (c) 1989-2010. - * On-Line Applications Research Corporation (OAR). - * - * The license and distribution terms for this file may be - * found in the file LICENSE in this distribution or at - * http://www.rtems.org/license/LICENSE. - */ - -#include <string.h> - -#include <bsp.h> -#include <bsp/bootcard.h> -#include <rtems/libio.h> -#include <rtems/libcsupport.h> -#include <rtems/bspIo.h> -#include <rtems/counter.h> -#include <libcpu/cpuIdent.h> -#include <bsp/irq.h> - -#define DEBUG 0 - -/* - * Where the heap starts; is used by bsp_pretasking_hook; - */ -unsigned int BSP_heap_start; - -/* - * PCI Bus Frequency - */ -unsigned int BSP_bus_frequency; - -/* - * processor clock frequency - */ -unsigned int BSP_processor_frequency; - -/* - * Time base divisior (how many tick for 1 second). - * Note: Calibrated with an application using a 20ms timer and - * a scope. - */ -unsigned int BSP_time_base_divisor = 3960; - -/* - * Driver configuration parameters - */ -uint32_t bsp_clicks_per_usec; - -/* - * Memory on this board. - */ -extern char RamSize[]; -uint32_t BSP_mem_size; - -extern unsigned long __rtems_end[]; - -void BSP_panic(char *s) -{ - printk("%s PANIC %s\n",_RTEMS_version, s); - __asm__ __volatile ("sc"); -} - -void _BSP_Fatal_error(unsigned int v) -{ - printk("%s PANIC ERROR %x\n",_RTEMS_version, v); - __asm__ __volatile ("sc"); -} - -/* - * bsp_predriver_hook - * - * Before drivers are setup initialize interupt vectors. - */ -void init_RTC(void); -void initialize_PMC(void); - -void bsp_predriver_hook(void) -{ - init_PCI(); - initialize_universe(); - - #if DEBUG - printk("bsp_predriver_hook: initialize_PCI_bridge\n"); - #endif - initialize_PCI_bridge (); - -#if (HAS_PMC_PSC8) - #if DEBUG - printk("bsp_predriver_hook: initialize_PMC\n"); - #endif - initialize_PMC(); -#endif - - #if DEBUG - printk("bsp_predriver_hook: End of routine\n"); - #endif - -} - -/*PAGE - * - * initialize_PMC - */ - -void initialize_PMC(void) { - volatile uint32_t *PMC_addr; - uint32_t data; - - /* - * Clear status, enable SERR and memory space only. - */ - PMC_addr = BSP_PCI_DEVICE_ADDRESS( 0x4 ); - *PMC_addr = 0x020080cc; - #if DEBUG - printk("initialize_PMC: 0x%x = 0x%x\n", PMC_addr, 0x020080cc); - #endif - - /* - * set PMC base address. - */ - PMC_addr = BSP_PCI_DEVICE_ADDRESS( 0x14 ); - *PMC_addr = (BSP_PCI_REGISTER_BASE >> 24) & 0x3f; - #if DEBUG - printk("initialize_PMC: 0x%x = 0x%x\n", PMC_addr, ((BSP_PCI_REGISTER_BASE >> 24) & 0x3f)); - #endif - - PMC_addr = (volatile uint32_t*) - BSP_PMC_SERIAL_ADDRESS( 0x100000 ); - data = *PMC_addr; - #if DEBUG - printk("initialize_PMC: Read 0x%x (0x%x)\n", PMC_addr, data ); - printk("initialize_PMC: Read 0x%x (0x%x)\n", PMC_addr, data & 0xfc ); - #endif - *PMC_addr = data & 0xfc; -} - -/*PAGE - * - * bsp_start - * - * This routine does the bulk of the system initialization. - */ - -void bsp_start( void ) -{ - unsigned int msr_value = 0x0000; - uintptr_t intrStackStart; - uintptr_t intrStackSize; - ppc_cpu_id_t myCpu; - ppc_cpu_revision_t myCpuRevision; - - rtems_bsp_delay( 1000 ); - - /* - * Zero out lots of memory - */ - #if DEBUG - printk("bsp_start: Zero out lots of memory\n"); - #endif - - BSP_processor_frequency = 266000000; - BSP_bus_frequency = 66000000; - - /* - * Get CPU identification dynamically. Note that the get_ppc_cpu_type() - * function store the result in global variables so that it can be used - * later... - */ - myCpu = get_ppc_cpu_type(); - myCpuRevision = get_ppc_cpu_revision(); - printk("Cpu: 0x%x Revision: %d\n", myCpu, myCpuRevision); - printk("Cpu %s\n", get_ppc_cpu_type_name(myCpu) ); - - /* - * Initialize the interrupt related settings. - */ - intrStackStart = (uintptr_t) __rtems_end; - intrStackSize = rtems_configuration_get_interrupt_stack_size(); - printk("Interrupt Stack Start: 0x%x Size: 0x%x Heap Start: 0x%x\n", - intrStackStart, intrStackSize, BSP_heap_start - ); - - BSP_mem_size = (uint32_t) RamSize; - printk("BSP_mem_size: %p\n", RamSize ); - - /* - * Initialize default raw exception handlers. - */ - ppc_exc_initialize(intrStackStart, intrStackSize); - - msr_value = 0x2030; - _CPU_MSR_SET( msr_value ); - __asm__ volatile("sync; isync"); - - /* - * initialize the device driver parameters - */ - #if DEBUG - printk("bsp_start: set clicks poer usec\n"); - #endif - bsp_clicks_per_usec = 66 / 4; - rtems_counter_initialize_converter(bsp_clicks_per_usec * 1000000); - - #if BSP_DATA_CACHE_ENABLED - #if DEBUG - printk("bsp_start: cache_enable\n"); - #endif - instruction_cache_enable (); - data_cache_enable (); - #if DEBUG - printk("bsp_start: END BSP_DATA_CACHE_ENABLED\n"); - #endif - #endif - - /* - * Initalize RTEMS IRQ system - */ - #if DEBUG - printk("bspstart: Call BSP_rtems_irq_mng_init\n"); - #endif - BSP_rtems_irq_mng_init(0); - - #if DEBUG - printk("bsp_start: end BSPSTART\n"); - ShowBATS(); - #endif -} |