diff options
| author | Ronald G. Minnich <rminnich@gmail.com> | 2006-03-21 03:38:53 +0000 |
|---|---|---|
| committer | Ronald G. Minnich <rminnich@gmail.com> | 2006-03-21 03:38:53 +0000 |
| commit | e4ad801495e276c26de7b5881118941f777483ac (patch) | |
| tree | b0589bbb5a1f744f3d9bddecfb4b30ab3a6f8f6d /src/northbridge/amd/gx2 | |
| parent | 316ea53e291f1f1526b7877075383052e09e3981 (diff) | |
cpubug is fine.
adding vsm support now.
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2222 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/northbridge/amd/gx2')
| -rw-r--r-- | src/northbridge/amd/gx2/northbridge.c | 15 | ||||
| -rw-r--r-- | src/northbridge/amd/gx2/pll_reset.c | 2 |
2 files changed, 15 insertions, 2 deletions
diff --git a/src/northbridge/amd/gx2/northbridge.c b/src/northbridge/amd/gx2/northbridge.c index d2e52c4f32..fa221e5aea 100644 --- a/src/northbridge/amd/gx2/northbridge.c +++ b/src/northbridge/amd/gx2/northbridge.c @@ -145,7 +145,7 @@ setup_gx2_cache(int sizem) msr.lo = val; msr.hi = (val >> 32); printk_debug("msr will be set to %x:%x\n", msr.hi, msr.lo); - wrmsr(0x1808, msr); + wrmsr(CPU_RCONF_DEFAULT, msr); enable_cache(); wbinvd(); @@ -164,6 +164,7 @@ setup_gx2(void) membytes = sizem * 1048576; + /* we need to set 0x10000029 and 0x40000029 */ msr.hi = 0x20000000 | membytes >>20; msr.lo = 0x100 | ( ((membytes >>12) & 0xfff) << 20); @@ -174,7 +175,13 @@ setup_gx2(void) msr = rdmsr(0x40000029); printk_debug("MSR 0x%x is now 0x%x:0x%x\n", 0x40000029, msr.hi,msr.lo); - printk_debug("MSR 0x%x is now 0x%x:0x%x\n", 0x40000029, msr.hi,msr.lo); + /* need to write 10000028 for vsm */ + /* it is a P2D_R, but the two we just wrote have same offset; use same value */ + wrmsr(0x10000028, msr); + msr = rdmsr(0x10000028); + printk_debug("MSR 0x%x is now 0x%x:0x%x\n", 0x10000028, msr.hi,msr.lo); + + /* now do the default MSR values */ for(i = 0; msr_defaults[i].msr_no; i++) { msr_t msr; @@ -371,12 +378,16 @@ static void enable_dev(struct device *dev) printk_debug("gx2 north: enable_dev\n"); /* Set the operations if it is a special bus type */ if (dev->path.type == DEVICE_PATH_PCI_DOMAIN) { + extern void cpubug(void); printk_debug("DEVICE_PATH_PCI_DOMAIN\n"); + /* cpubug MUST be called before setup_gx2(), so we force the issue here */ + cpubug(); setup_gx2(); dev->ops = &pci_domain_ops; pci_set_method(dev); } else if (dev->path.type == DEVICE_PATH_APIC_CLUSTER) { + printk_debug("DEVICE_PATH_APIC_CLUSTER\n"); dev->ops = &cpu_bus_ops; } diff --git a/src/northbridge/amd/gx2/pll_reset.c b/src/northbridge/amd/gx2/pll_reset.c index a32f678176..e1696fd703 100644 --- a/src/northbridge/amd/gx2/pll_reset.c +++ b/src/northbridge/amd/gx2/pll_reset.c @@ -108,6 +108,7 @@ static const unsigned char pci33_ddr_crt [] = { 26, 2, 3 // 433/289 }; +#if 0 static unsigned int get_memory_speed(void) { unsigned char val, hi, lo; @@ -118,6 +119,7 @@ static unsigned int get_memory_speed(void) return 20000/(hi*10 + lo); } +#endif static void pll_reset(void) { |