static void sdram_set_bcr (uint32_t *bcrp, uint32_t bcr, int enabled) { if (*bcrp & 0x00000001) { /* Unmap RAM */ #ifdef DEBUG_SDRAM printf("%s: unmap RAM area " TARGET_FMT_plx " " TARGET_FMT_lx "\n", __func__, sdram_base(*bcrp), sdram_size(*bcrp)); #endif cpu_register_physical_memory(sdram_base(*bcrp), sdram_size(*bcrp), IO_MEM_UNASSIGNED); } *bcrp = bcr & 0xFFDEE001; if (enabled && (bcr & 0x00000001)) { #ifdef DEBUG_SDRAM printf("%s: Map RAM area " TARGET_FMT_plx " " TARGET_FMT_lx "\n", __func__, sdram_base(bcr), sdram_size(bcr)); #endif cpu_register_physical_memory(sdram_base(bcr), sdram_size(bcr), sdram_base(bcr) | IO_MEM_RAM); } }