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authorKyösti Mälkki <kyosti.malkki@gmail.com>2014-11-10 19:12:53 +0200
committerKyösti Mälkki <kyosti.malkki@gmail.com>2014-12-16 20:40:41 +0100
commit13a845acb3aee15dad1b4d66027731baba659e0e (patch)
tree11b3432828f9901c6959ea83065ce7cbda3004e9 /src/northbridge
parentcb0dd58b37b22f7731cd81da8024934040fafdc0 (diff)
downloadcoreboot-13a845acb3aee15dad1b4d66027731baba659e0e.tar.xz
Intel FSP: Move to DYNAMIC_CBMEM
Flag the boards with BROKEN_CAR_MIGRATE, as testing for EARLY_CBMEM_INIT is not enough to disable CBMEM console for romstage on these platforms. To have CBMEM early in ramstage, define get_top_of_ram() on sandy/ivy. Change-Id: Ieefc12099a0e043eb1a7e14bdc7c6e3d209b3d8f Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: http://review.coreboot.org/7468 Tested-by: build bot (Jenkins) Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com> Reviewed-by: Martin Roth <gaumless@gmail.com>
Diffstat (limited to 'src/northbridge')
-rw-r--r--src/northbridge/intel/fsp_sandybridge/northbridge.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/src/northbridge/intel/fsp_sandybridge/northbridge.c b/src/northbridge/intel/fsp_sandybridge/northbridge.c
index da27b25208..a95d7368b5 100644
--- a/src/northbridge/intel/fsp_sandybridge/northbridge.c
+++ b/src/northbridge/intel/fsp_sandybridge/northbridge.c
@@ -243,9 +243,16 @@ static void pci_domain_set_resources(device_t dev)
add_fixed_resources(dev, 6);
assign_resources(dev->link_list);
+}
+
+unsigned long get_top_of_ram(void)
+{
+ struct device *dev = dev_find_slot(0, PCI_DEVFN(0, 0));
- /* Leave some space for the HOB data above CBMem */
- set_top_of_ram((tomk - 2048) * 1024);
+ /* Base of TSEG is top of usable DRAM */
+ u32 tom = pci_read_config32(dev, TSEG) & ~(1UL << 0);
+ tom -= 0x200000; /* 2MB for FSP HOB */
+ return (unsigned long) tom;
}
/* TODO We could determine how many PCIe busses we need in