1 #include <lib.h> /* Prototypes */
3 static inline void print_debug_sdram_8(const char *strval, uint32_t val)
5 #if CONFIG_CACHE_AS_RAM
6 printk(BIOS_DEBUG, "%s%02x\n", strval, val);
8 print_debug(strval); print_debug_hex8(val); print_debug("\n");
13 #if CONFIG_RAMINIT_SYSINFO
14 void sdram_initialize(int controllers, const struct mem_controller *ctrl, void *sysinfo)
16 void sdram_initialize(int controllers, const struct mem_controller *ctrl)
20 /* Set the registers we can set once to reasonable values */
21 for(i = 0; i < controllers; i++) {
22 print_debug_sdram_8("Ram1.", i);
24 #if CONFIG_RAMINIT_SYSINFO
25 sdram_set_registers(ctrl + i, sysinfo);
27 sdram_set_registers(ctrl + i);
31 /* Now setup those things we can auto detect */
32 for(i = 0; i < controllers; i++) {
33 print_debug_sdram_8("Ram2.", i);
35 #if CONFIG_RAMINIT_SYSINFO
36 sdram_set_spd_registers(ctrl + i, sysinfo);
38 sdram_set_spd_registers(ctrl + i);
43 /* Now that everything is setup enable the SDRAM.
44 * Some chipsets do the work for us while on others
45 * we need to it by hand.
47 print_debug("Ram3\n");
49 #if CONFIG_RAMINIT_SYSINFO
50 sdram_enable(controllers, ctrl, sysinfo);
52 sdram_enable(controllers, ctrl);
55 print_debug("Ram4\n");