diff options
Diffstat (limited to 'src/northbridge')
-rw-r--r-- | src/northbridge/via/vt8601/northbridge.c | 72 | ||||
-rw-r--r-- | src/northbridge/via/vt8601/raminit.c | 2 |
2 files changed, 12 insertions, 62 deletions
diff --git a/src/northbridge/via/vt8601/northbridge.c b/src/northbridge/via/vt8601/northbridge.c index 33dc4ec758..8f5d1730a6 100644 --- a/src/northbridge/via/vt8601/northbridge.c +++ b/src/northbridge/via/vt8601/northbridge.c @@ -20,77 +20,27 @@ struct mem_range *sizeram(void) device_t dev; int i, idx; -#warning "FIXME handle interleaved nodes" - dev = dev_find_slot(0, PCI_DEVFN(0x18, 1)); + dev = dev_find_slot(0, 0); if (!dev) { - printk_err("Cannot find PCI: 0:18.1\n"); + printk_err("Cannot find PCI: 0:0\n"); return 0; } - mmio_basek = (dev_root.resource[1].base >> 10); - /* Round mmio_basek to something the processor can support */ - mmio_basek &= ~((1 << 6) -1); - -#if 1 -#warning "FIXME improve mtrr.c so we don't use up all of the mtrrs with a 64M MMIO hole" - /* Round the mmio hold to 256M */ - mmio_basek &= ~((256*1024) - 1); -#endif + mem[0].basek = 0; + mem[0].sizek = 65536; + idx = 1; + while(idx < sizeof(mem)/sizeof(mem[0])) { + mem[idx].basek = 0; + mem[idx].sizek = 0; + idx++; + } #if 1 - printk_debug("mmio_base: %dKB\n", mmio_basek); -#endif - - for(idx = i = 0; i < 8; i++) { - uint32_t base, limit; - unsigned basek, limitk, sizek; - base = pci_read_config32(dev, 0x40 + (i<<3)); - limit = pci_read_config32(dev, 0x44 + (i<<3)); - if ((base & ((1<<1)|(1<<0))) != ((1<<1)|(1<<0))) { - continue; - } - basek = (base & 0xffff0000) >> 2; - limitk = ((limit + 0x00010000) & 0xffff0000) >> 2; - sizek = limitk - basek; - if ((idx > 0) && - ((mem[idx -1].basek + mem[idx - 1].sizek) == basek)) { - mem[idx -1].sizek += sizek; - } - else { - mem[idx].basek = basek; - mem[idx].sizek = sizek; - idx++; - } - /* See if I need to split the region to accomodate pci memory space */ - if ((mem[idx - 1].basek <= mmio_basek) && - ((mem[idx - 1].basek + mem[idx - 1].sizek) > mmio_basek)) { - if (mem[idx - 1].basek < mmio_basek) { - unsigned pre_sizek; - pre_sizek = mmio_basek - mem[idx - 1].basek; - mem[idx].basek = mmio_basek; - mem[idx].sizek = mem[idx - 1].sizek - pre_sizek; - mem[idx - 1].sizek = pre_sizek; - idx++; - } - if ((mem[idx - 1].basek + mem[idx - 1].sizek) <= 4*1024*1024) { - idx -= 1; - } - else { - mem[idx - 1].basek = 4*1024*1024; - mem[idx - 1].sizek -= (4*1024*1024 - mmio_basek); - } - } - } -#if 0 for(i = 0; i < idx; i++) { printk_debug("mem[%d].basek = %08x mem[%d].sizek = %08x\n", i, mem[i].basek, i, mem[i].sizek); } #endif - while(idx < sizeof(mem)/sizeof(mem[0])) { - mem[idx].basek = 0; - mem[idx].sizek = 0; - idx++; - } + return mem; } static void enumerate(struct chip *chip) diff --git a/src/northbridge/via/vt8601/raminit.c b/src/northbridge/via/vt8601/raminit.c index 7eba1cd51d..6f85189a60 100644 --- a/src/northbridge/via/vt8601/raminit.c +++ b/src/northbridge/via/vt8601/raminit.c @@ -371,7 +371,7 @@ static void sdram_set_registers(const struct mem_controller *ctrl) { 0x0000, 0x8088, 0xe0ee, 0xffff // end mark }; - static cont uint8_t ramregs[] = {0x5a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f, + static const uint8_t ramregs[] = {0x5a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f, 0x56, 0x57}; device_t north = 0; |