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#include <lib.h> /* Prototypes */
#ifndef RAMINIT_SYSINFO
#define RAMINIT_SYSINFO 0
#endif
static inline void print_debug_sdram_8(const char *strval, uint32_t val)
{
#if CONFIG_USE_DCACHE_RAM
printk(BIOS_DEBUG, "%s%02x\n", strval, val);
#else
print_debug(strval); print_debug_hex8(val); print_debug("\n");
#endif
}
/* Setup SDRAM */
#if RAMINIT_SYSINFO == 1
void sdram_initialize(int controllers, const struct mem_controller *ctrl, void *sysinfo)
#else
void sdram_initialize(int controllers, const struct mem_controller *ctrl)
#endif
{
int i;
/* Set the registers we can set once to reasonable values */
for(i = 0; i < controllers; i++) {
print_debug_sdram_8("Ram1.", i);
#if RAMINIT_SYSINFO == 1
sdram_set_registers(ctrl + i, sysinfo);
#else
sdram_set_registers(ctrl + i);
#endif
}
/* Now setup those things we can auto detect */
for(i = 0; i < controllers; i++) {
print_debug_sdram_8("Ram2.", i);
#if RAMINIT_SYSINFO == 1
sdram_set_spd_registers(ctrl + i, sysinfo);
#else
sdram_set_spd_registers(ctrl + i);
#endif
}
/* Now that everything is setup enable the SDRAM.
* Some chipsets do the work for us while on others
* we need to it by hand.
*/
print_debug("Ram3\n");
#if RAMINIT_SYSINFO == 1
sdram_enable(controllers, ctrl, sysinfo);
#else
sdram_enable(controllers, ctrl);
#endif
print_debug("Ram4\n");
}
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