#include <asm/processor.h>
#include <asm/io.h>
#include <asm/mmu.h>
+#include <asm/cache.h>
#include <ppc440.h>
void hcu_led_set(u32 value);
void dcbz_area(u32 start_address, u32 num_bytes);
-void dflush(void);
-
-#define DDR_DCR_BASE 0x10
-#define ddrcfga (DDR_DCR_BASE+0x0) /* DDR configuration address reg */
-#define ddrcfgd (DDR_DCR_BASE+0x1) /* DDR configuration data reg */
-
-#define DDR0_01_INT_MASK_MASK 0x000000FF
-#define DDR0_00_INT_ACK_ALL 0x7F000000
-#define DDR0_01_INT_MASK_ALL_ON 0x000000FF
-#define DDR0_01_INT_MASK_ALL_OFF 0x00000000
-
-#define DDR0_17_DLLLOCKREG_MASK 0x00010000 /* Read only */
-#define DDR0_17_DLLLOCKREG_UNLOCKED 0x00000000
-#define DDR0_17_DLLLOCKREG_LOCKED 0x00010000
-
-#define DDR0_22 0x16
-/* ECC */
-#define DDR0_22_CTRL_RAW_MASK 0x03000000
-#define DDR0_22_CTRL_RAW_ECC_DISABLE 0x00000000 /* ECC not enabled */
-#define DDR0_22_CTRL_RAW_ECC_CHECK_ONLY 0x01000000 /* ECC no correction */
-#define DDR0_22_CTRL_RAW_NO_ECC_RAM 0x02000000 /* Not a ECC RAM*/
-#define DDR0_22_CTRL_RAW_ECC_ENABLE 0x03000000 /* ECC correcting on */
-#define DDR0_03_CASLAT_DECODE(n) ((((unsigned long)(n))>>16)&0x7)
#define ECC_RAM 0x03267F0B
#define NO_ECC_RAM 0x00267F0B
#define MY_TLB_WORD2_I_ENABLE TLB_WORD2_I_ENABLE
/* disable caching on DDR2 */
-void program_tlb(u32 phys_addr, u32 virt_addr, u32 size, u32 tlb_word2_i_value);
-
void board_add_ram_info(int use_default)
{
PPC4xx_SYS_INFO board_cfg;
}
get_sys_info(&board_cfg);
- printf(", %d MHz", (board_cfg.freqPLB * 2) / 1000000);
+ printf(", %lu MHz", (board_cfg.freqPLB * 2) / 1000000);
mfsdram(DDR0_03, val);
val = DDR0_03_CASLAT_DECODE(val);
/* -----------------------------------------------------------+
* Wait for the DCC master delay line to finish calibration
* ----------------------------------------------------------*/
- mtdcr(ddrcfga, DDR0_17);
+ mtdcr(SDRAM0_CFGADDR, DDR0_17);
val = DDR0_17_DLLLOCKREG_UNLOCKED;
while (wait != 0xffff) {
- val = mfdcr(ddrcfgd);
+ val = mfdcr(SDRAM0_CFGDATA);
if ((val & DDR0_17_DLLLOCKREG_MASK) ==
DDR0_17_DLLLOCKREG_LOCKED)
/* dlllockreg bit on */
}
#ifdef CONFIG_DDR_ECC
-static void blank_string(int size)
+void blank_string(int size)
{
int i;
u32 *magicPtr;
u32 magic;
- if ((mfspr(dbcr0) & 0x80000000) == 0) {
+ if ((mfspr(SPRN_DBCR0) & 0x80000000) == 0) {
/* only if no external debugger is alive!
* Check whether vxWorks is using EDR logging, if yes zero
* also PostMortem and user reserved memory
#endif
sync();
- eieio();
puts(str);
/* ECC bit set method for cached memory */
/* Fast method, no noticeable delay */
dcbz_area(start_address, num_bytes);
- dflush();
+ /* Write modified dcache lines back to memory */
+ clean_dcache_range(start_address, start_address + num_bytes);
blank_string(strlen(str));
/* Clear error status */
* If not done, then we could get an interrupt later on when
* exceptions are enabled.
*/
- mtspr(mcsr, mfspr(mcsr));
+ mtspr(SPRN_MCSR, mfspr(SPRN_MCSR));
/* Set 'int_mask' parameter to functionnal value */
mfsdram(DDR0_01, val);
* initdram -- 440EPx's DDR controller is a DENALI Core
*
************************************************************************/
-long int initdram (int board_type)
+phys_size_t initdram (int board_type)
{
unsigned int dram_size = 0;
/*
* Program tlb entries for this size (dynamic)
*/
- remove_tlb(CFG_SDRAM_BASE, 256 << 20);
+ remove_tlb(CONFIG_SYS_SDRAM_BASE, 256 << 20);
program_tlb(0, 0, dram_size, TLB_WORD2_W_ENABLE | TLB_WORD2_I_ENABLE);
/*
* Setup 2nd TLB with same physical address but different virtual
* address with cache enabled. This is done for fast ECC generation.
*/
- program_tlb(0, CFG_DDR_CACHED_ADDR, dram_size, 0);
+ program_tlb(0, CONFIG_SYS_DDR_CACHED_ADDR, dram_size, 0);
#ifdef CONFIG_DDR_ECC
/*
* If ECC is enabled, initialize the parity bits.
*/
- program_ecc(CFG_DDR_CACHED_ADDR, dram_size);
+ program_ecc(CONFIG_SYS_DDR_CACHED_ADDR, dram_size);
#endif
return (dram_size);