summaryrefslogtreecommitdiffstats
path: root/c/src/lib/libbsp/m68k/av5282/startup/init5282.c
diff options
context:
space:
mode:
Diffstat (limited to 'c/src/lib/libbsp/m68k/av5282/startup/init5282.c')
-rw-r--r--c/src/lib/libbsp/m68k/av5282/startup/init5282.c88
1 files changed, 0 insertions, 88 deletions
diff --git a/c/src/lib/libbsp/m68k/av5282/startup/init5282.c b/c/src/lib/libbsp/m68k/av5282/startup/init5282.c
deleted file mode 100644
index df5eedb2fd..0000000000
--- a/c/src/lib/libbsp/m68k/av5282/startup/init5282.c
+++ /dev/null
@@ -1,88 +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 uC5282 because all the hard
- * work has been done by the bootstrap dBUG code.
- */
-
-#include <bsp.h>
-
-#define m68k_set_cacr(_cacr) \
- __asm__ volatile ("movec %0,%%cacr" : : "d" (_cacr))
-#define m68k_set_acr0(_acr0) \
- __asm__ volatile ("movec %0,%%acr0" : : "d" (_acr0))
-#define m68k_set_acr1(_acr1) \
- __asm__ volatile ("movec %0,%%acr1" : : "d" (_acr1))
-#define MM_SDRAM_BASE (0x00000000)
-
-/*
- * External methods used by this file
- */
-extern void CopyDataClearBSSAndStart (void);
-extern void INTERRUPT_VECTOR(void);
-
-void Init5282 (void)
-{
- int x;
- int temp = 0;
-
- /*Setup the GPIO Registers */
- MCF5282_GPIO_PBCDPAR = 0x80;
- MCF5282_GPIO_PEPAR = 0x5100;
- MCF5282_GPIO_PJPAR = 0xFF;
- MCF5282_GPIO_PASPAR = 0x0000;
- MCF5282_GPIO_PEHLPAR = 0xC0;
- MCF5282_GPIO_PUAPAR = 0x0F;
- MCF5282_QADC_DDRQB = 0x07;
- MCF5282_GPTA_GPTDDR = 0x0C;
- MCF5282_GPTA_GPTPORT = 0x4;
-
- /*Setup the Chip Selects so CS0 is flash */
- MCF5282_CS0_CSAR =(0xff800000 & 0xffff0000)>>16;
- MCF5282_CS0_CSMR = 0x007f0001;
- MCF5282_CS0_CSCR =(((0xf)&0x0F)<<10)|(1<<8)|(0x80);
-
- /*Setup the SDRAM */
- for(x=0; x<20000; x++) {
- temp +=1;
- }
- MCF5282_SDRAMC_DCR = 0x00000239;
- MCF5282_SDRAMC_DACR0 = 0x00001320;
- MCF5282_SDRAMC_DMR0 = (0x00FC0000) | (0x00000001);
- for(x=0; x<20000; x++) {
- temp +=1;
- }
- /* set ip ( bit 3 ) in dacr */
- MCF5282_SDRAMC_DACR0 |= (0x00000008) ;
- /* init precharge */
- *((short *)MM_SDRAM_BASE) = 0;
- /* set RE in dacr */
- MCF5282_SDRAMC_DACR0 |= (0x00008000);
- /* wait */
- for(x=0; x<20000; x++) {
- temp +=1;
- }
- /* issue IMRS */
- MCF5282_SDRAMC_DACR0 |= (0x00000040);
- *((short *)MM_SDRAM_BASE) = 0x0000;
- for(x=0; x<60000; x++) {
- temp +=1;
- }
- *((unsigned long*)MM_SDRAM_BASE)=0x12345678;
-
- /* Copy the interrupt vector table to address 0x0 in SDRAM */
- {
- uint32_t *inttab = (uint32_t *)&INTERRUPT_VECTOR;
- uint32_t *intvec = (uint32_t *)0x0;
- register int i;
- for (i = 0; i < 256; i++) {
- *(intvec++) = *(inttab++);
- }
- }
- /*
- * Copy data, clear BSS and call boot_card()
- */
- CopyDataClearBSSAndStart ();
-}