diff options
| -rw-r--r-- | src/northbridge/amd/agesa/family15tn/northbridge.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/src/northbridge/amd/agesa/family15tn/northbridge.c b/src/northbridge/amd/agesa/family15tn/northbridge.c index c7a87dbe5a..bc3877fb02 100644 --- a/src/northbridge/amd/agesa/family15tn/northbridge.c +++ b/src/northbridge/amd/agesa/family15tn/northbridge.c @@ -636,7 +636,7 @@ static struct hw_mem_hole_info get_hw_mem_hole_info(void) } #endif -#define ONE_MB 0x100000 +#define ONE_MB_SHIFT 20 void setup_uma_memory(void) { @@ -663,13 +663,13 @@ void setup_uma_memory(void) * >=1G 256M * <1G 64M */ - sys_mem = msr.lo + 16 * ONE_MB; // Ignore 16MB allocated for C6 when finding UMA size - if ((msr2.hi & 0x0000000F) || (sys_mem >= 2048 * ONE_MB)) { - uma_memory_size = 512 * ONE_MB; - } else if (sys_mem >= 1024 * ONE_MB) { - uma_memory_size = 256 * ONE_MB; + sys_mem = msr.lo + (16 << ONE_MB_SHIFT); // Ignore 16MB allocated for C6 when finding UMA size + if ((msr2.hi & 0x0000000F) || (sys_mem >= 2048 << ONE_MB_SHIFT)) { + uma_memory_size = 512 << ONE_MB_SHIFT; + } else if (sys_mem >= 1024 << ONE_MB_SHIFT) { + uma_memory_size = 256 << ONE_MB_SHIFT; } else { - uma_memory_size = 64 * ONE_MB; + uma_memory_size = 64 << ONE_MB_SHIFT; } uma_memory_base = msr.lo - uma_memory_size; /* TOP_MEM1 */ @@ -678,8 +678,8 @@ void setup_uma_memory(void) /* TODO: TOP_MEM2 */ #else - uma_memory_size = 256 * ONE_MB; /* 256M recommended UMA */ - uma_memory_base = 768 * ONE_MB; /* 1GB system memory supported */ + uma_memory_size = 256 << ONE_MB_SHIFT; /* 256M recommended UMA */ + uma_memory_base = 768 << ONE_MB_SHIFT; /* 1GB system memory supported */ #endif } |