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Diffstat (limited to 'c/src/lib/libbsp/m68k/mcf5235/startup/init5235.c')
-rw-r--r--c/src/lib/libbsp/m68k/mcf5235/startup/init5235.c89
1 files changed, 0 insertions, 89 deletions
diff --git a/c/src/lib/libbsp/m68k/mcf5235/startup/init5235.c b/c/src/lib/libbsp/m68k/mcf5235/startup/init5235.c
deleted file mode 100644
index 5066941be0..0000000000
--- a/c/src/lib/libbsp/m68k/mcf5235/startup/init5235.c
+++ /dev/null
@@ -1,89 +0,0 @@
-/*
- * This is where the real hardware setup is done. A minimal stack
- * has been provided by the start.S code. No normal C or RTEMS
- * functions can be called from here.
- *
- * This routine is pretty simple for the uC5235 because all the hard
- * work has been done by the bootstrap dBUG code.
- */
-
-#include <rtems.h>
-#include <bsp.h>
-
-#define MM_SDRAM_BASE (0x00000000)
-
-/*
- * MCF5235_BSP_START_FROM_FLASH comes from the linker script
- * If it is set to 0 then it is assumed that the motorola debug monitor
- * is present and we do not need to re-initialize the SDRAM. Otherwise,
- * if it is set to 1 then we want to boot our own code from flash and we
- * do need to initialize the SDRAM.
- */
-
-extern uint32_t MCF5235_BSP_START_FROM_FLASH;
-extern void CopyDataClearBSSAndStart (void);
-extern void INTERRUPT_VECTOR(void);
-
-extern void CopyVectors(const uint32_t* old, uint32_t* new);
-
-void Init5235 (void)
-{
- int x;
- volatile int temp = 0;
- int *address_of_MCF5235_BSP_START_FROM_FLASH;
-
- /*Setup the GPIO Registers */
- MCF5235_GPIO_UART=0x3FFF;
- MCF5235_GPIO_PAR_AD=0xE1;
-
- /*Setup the Chip Selects so CS0 is flash */
- MCF5235_CS_CSAR0 =(0xFFE00000 & 0xffff0000)>>16;
- MCF5235_CS_CSMR0 = 0x001f0001;
- MCF5235_CS_CSCR0 = 0x1980;
-
- address_of_MCF5235_BSP_START_FROM_FLASH = (int *) & MCF5235_BSP_START_FROM_FLASH;
- if ( (int)address_of_MCF5235_BSP_START_FROM_FLASH == 1) {
- /*Setup the SDRAM */
- for(x=0; x<20000; x++)
- {
- temp +=1;
- }
- MCF5235_SDRAMC_DCR = 0x042E;
- MCF5235_SDRAMC_DACR0 = 0x00001300;
- MCF5235_SDRAMC_DMR0 = (0x00FC0000) | (0x00000001);
- for(x=0; x<20000; x++)
- {
- temp +=1;
- }
- /* set ip ( bit 3 ) in dacr */
- MCF5235_SDRAMC_DACR0 |= (0x00000008) ;
- /* init precharge */
- *((unsigned long *)MM_SDRAM_BASE) = 0xDEADBEEF;
- /* set RE in dacr */
- MCF5235_SDRAMC_DACR0 |= (0x00008000);
- /* wait */
- for(x=0; x<20000; x++)
- {
- temp +=1;
- }
- /* issue IMRS */
- MCF5235_SDRAMC_DACR0 |= (0x00000040);
- *((short *)MM_SDRAM_BASE) = 0;
- for(x=0; x<60000; x++)
- {
- temp +=1;
- }
- *((unsigned long*)MM_SDRAM_BASE)=0x12345678;
- } /* we have finished setting up the sdram */
-
- /* Copy the interrupt vector table to address 0x0 in SDRAM */
- CopyVectors((const uint32_t *)&INTERRUPT_VECTOR, (uint32_t*)0);
-
- m68k_set_vbr(0);
-
- /*
- * Copy data, clear BSS and call boot_card()
- */
- CopyDataClearBSSAndStart ();
-
-}