From: Rudolf Marek Date: Thu, 23 Jul 2009 08:10:51 +0000 (+0000) Subject: We did together some patch which makes finally a MMCONFIG workable in X-Git-Url: http://wien.tomnetworks.com/gitweb/?a=commitdiff_plain;h=b2bd9963a5ceb4fc6751f2303dab5bfea43d4293;hp=8dee52d7a86d905b1aae4590a1f53dd4c6d2f6f4;p=coreboot.git We did together some patch which makes finally a MMCONFIG workable in linux out of the box. There were two problems. First was that the mmconfig ACPI structure was empty because of cut and paste (PCI ID of K8M890 is different). Second problem is now nicely solvable by add_region. Linux expects that the mmconfig region is found as reserved memory. Otherwise it does not trust it. Signed-off-by: Rudolf Marek Acked-by: Luc Verhaegen git-svn-id: svn://svn.coreboot.org/coreboot/trunk@4464 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1 --- diff --git a/src/mainboard/asus/m2v-mx_se/acpi_tables.c b/src/mainboard/asus/m2v-mx_se/acpi_tables.c index 606321791..ca1327af5 100644 --- a/src/mainboard/asus/m2v-mx_se/acpi_tables.c +++ b/src/mainboard/asus/m2v-mx_se/acpi_tables.c @@ -40,7 +40,7 @@ unsigned long acpi_fill_mcfg(unsigned long current) device_t dev; struct resource *res; - dev = dev_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_K8T890CE_5, 0); + dev = dev_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_K8M890CE_5, 0); if (!dev) return current; diff --git a/src/mainboard/asus/m2v-mx_se/mainboard.c b/src/mainboard/asus/m2v-mx_se/mainboard.c index c68fe6174..d25a8edf0 100644 --- a/src/mainboard/asus/m2v-mx_se/mainboard.c +++ b/src/mainboard/asus/m2v-mx_se/mainboard.c @@ -22,9 +22,22 @@ #include #include #include "chip.h" +#include <../../../southbridge/via/k8t890/k8t890.h> int add_mainboard_resources(struct lb_memory *mem) { + device_t dev; + + dev = dev_find_device(PCI_VENDOR_ID_VIA, + PCI_DEVICE_ID_VIA_K8M890CE_5, 0); + if (dev) { + struct resource *res = + find_resource(dev, K8T890_MMCONFIG_MBAR); + if (res) + lb_add_memory_range(mem, LB_MEM_RESERVED, res->base, + res->size); + } + #if CONFIG_HAVE_ACPI_RESUME == 1 lb_add_memory_range(mem, LB_MEM_RESERVED, CONFIG_RAMBASE, ((CONFIG_LB_MEM_TOPK<<10) - CONFIG_RAMBASE));