diff options
| author | Sebastian Andrzej Siewior <bigeasy@linutronix.de> | 2012-10-26 19:01:45 +0200 |
|---|---|---|
| committer | Stefan Reinauer <stefan.reinauer@coreboot.org> | 2012-10-26 21:55:17 +0200 |
| commit | 59e3e0299112070e51c4dabc8f616344e291956f (patch) | |
| tree | 2a95bed4cde51ccf777b50661ed32c3328ea7a3d /src | |
| parent | 50dd47bb58bee2ed159c1c5f6eb51dd583094f26 (diff) | |
northbridge/sch: read the size of main memory from the proper register
I don't know if the size main memory supposed to be in PCI(0,0) reg 0x9c
but it is not written there. The size of memory is written in
src/northbridge/intel/sch/raminit.c to SCH port(2, 8, 4) (look for
"Setting up TOM").
Change-Id: Iea04a5185bda56f61d1c382533d5a0dac429ebbd
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Reviewed-on: http://review.coreboot.org/1629
Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Tested-by: build bot (Jenkins)
Diffstat (limited to 'src')
| -rw-r--r-- | src/northbridge/intel/sch/northbridge.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/northbridge/intel/sch/northbridge.c b/src/northbridge/intel/sch/northbridge.c index 4ca1248a0b..4c41d68fbd 100644 --- a/src/northbridge/intel/sch/northbridge.c +++ b/src/northbridge/intel/sch/northbridge.c @@ -111,10 +111,10 @@ static void pci_domain_set_resources(device_t dev) printk(BIOS_SPEW, "Base of stolen memory: 0x%08x\n", pci_read_config32(dev_find_slot(0, PCI_DEVFN(2, 0)), 0x5c)); - tolud = pci_read_config8(dev_find_slot(0, PCI_DEVFN(0, 0)), 0x9c); - printk(BIOS_SPEW, "Top of Low Used DRAM: 0x%08llx\n", tolud << 24); + tolud = sch_port_access_read(2, 8, 4); + printk(BIOS_SPEW, "Top of Low Used DRAM: 0x%08llx\n", tolud); - tomk = tolud << 14; + tomk = tolud / 1024; tomk_stolen = tomk; /* Note: subtract IGD device and TSEG. */ |