#include <lib.h> /* Prototypes */ /* Setup SDRAM */ #if IS_ENABLED(CONFIG_RAMINIT_SYSINFO) 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++) { printk(BIOS_DEBUG, "Ram1.%02x\n", i); #if IS_ENABLED(CONFIG_RAMINIT_SYSINFO) 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++) { printk(BIOS_DEBUG, "Ram2.%02x\n", i); #if IS_ENABLED(CONFIG_RAMINIT_SYSINFO) 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. */ printk(BIOS_DEBUG, "Ram3\n"); #if IS_ENABLED(CONFIG_RAMINIT_SYSINFO) sdram_enable(controllers, ctrl, sysinfo); #else sdram_enable(controllers, ctrl); #endif printk(BIOS_DEBUG, "Ram4\n"); }