diff options
Diffstat (limited to 'src/mainboard/amd/union_station')
| -rw-r--r-- | src/mainboard/amd/union_station/mainboard.c | 41 |
1 files changed, 1 insertions, 40 deletions
diff --git a/src/mainboard/amd/union_station/mainboard.c b/src/mainboard/amd/union_station/mainboard.c index 81777d80c1..907ddd25ea 100644 --- a/src/mainboard/amd/union_station/mainboard.c +++ b/src/mainboard/amd/union_station/mainboard.c @@ -55,46 +55,7 @@ static void unionstation_enable(device_t dev) { printk(BIOS_INFO, "Mainboard " CONFIG_MAINBOARD_PART_NUMBER " Enable.\n"); -#if CONFIG_GFXUMA - msr_t msr, msr2; - uint32_t sys_mem; - - /* TOP_MEM: the top of DRAM below 4G */ - msr = rdmsr(TOP_MEM); - printk - (BIOS_INFO, "%s, TOP MEM: msr.lo = 0x%08x, msr.hi = 0x%08x\n", - __func__, msr.lo, msr.hi); - - /* TOP_MEM2: the top of DRAM above 4G */ - msr2 = rdmsr(TOP_MEM2); - printk - (BIOS_INFO, "%s, TOP MEM2: msr2.lo = 0x%08x, msr2.hi = 0x%08x\n", - __func__, msr2.lo, msr2.hi); - - /* refer to UMA Size Consideration in Family14h BKDG. */ - sys_mem = msr.lo + 0x1000000; // Ignore 16MB allocated for C6 when finding UMA size, refer MemNGetUmaSizeON() - if ((msr.hi & 0x0000000F) || (sys_mem >= 0x80000000)) { - uma_memory_size = 0x18000000; /* >= 2G memory, 384M recommended UMA */ - } - else { - if (sys_mem >= 0x40000000) { - uma_memory_size = 0x10000000; /* >= 1G memory, 256M recommended UMA */ - } - else { - uma_memory_size = 0x4000000; /* <1G memory, 64M recommended UMA */ - } - } - - uma_memory_base = msr.lo - uma_memory_size; /* TOP_MEM1 */ - printk(BIOS_INFO, "%s: uma size 0x%08llx, memory start 0x%08llx\n", - __func__, uma_memory_size, uma_memory_base); - - /* TODO: TOP_MEM2 */ -#else - uma_memory_size = 0x10000000; /* 256M recommended UMA */ - uma_memory_base = 0x30000000; /* 1GB system memory supported */ -#endif - + setup_uma_memory(); } int add_mainboard_resources(struct lb_memory *mem) |