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| author | Kyösti Mälkki <kyosti.malkki@gmail.com> | 2015-05-27 07:58:22 +0300 |
|---|---|---|
| committer | Martin Roth <martinroth@google.com> | 2015-11-06 16:25:35 +0100 |
| commit | 5d490387045040a02e12592f479e2ab0c40426cf (patch) | |
| tree | b01fcd9b162c582267255d5c43db94d7e3238b3f | |
| parent | 1897c2c3508f3d5e2d020c6e56f16611c8cfad4a (diff) | |
| download | coreboot-5d490387045040a02e12592f479e2ab0c40426cf.tar.xz | |
amd/00730F01: Fix MMCONF resource
Fixed resources have to be declared early.
Change-Id: Iedd92e5e7ee43a833bda48e6377da1b78fa4bd81
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/12261
Tested-by: build bot (Jenkins)
Reviewed-by: Edward O'Callaghan <edward.ocallaghan@koparo.com>
| -rw-r--r-- | src/northbridge/amd/pi/00730F01/northbridge.c | 24 |
1 files changed, 17 insertions, 7 deletions
diff --git a/src/northbridge/amd/pi/00730F01/northbridge.c b/src/northbridge/amd/pi/00730F01/northbridge.c index 2c7ddee595..9b1c1b1691 100644 --- a/src/northbridge/amd/pi/00730F01/northbridge.c +++ b/src/northbridge/amd/pi/00730F01/northbridge.c @@ -323,6 +323,15 @@ static void amdfam16_link_read_bases(device_t dev, u32 nodeid, u32 link) } +static void enable_mmconf_resource(device_t dev) +{ + struct resource *resource = new_resource(dev, 0xc0010058); + resource->base = CONFIG_MMCONF_BASE_ADDRESS; + resource->size = CONFIG_MMCONF_BUS_NUMBER * 4096 * 256; + resource->flags = IORESOURCE_MEM | IORESOURCE_RESERVE | + IORESOURCE_FIXED | IORESOURCE_STORED | IORESOURCE_ASSIGNED; +} + static void read_resources(device_t dev) { u32 nodeid; @@ -334,6 +343,14 @@ static void read_resources(device_t dev) amdfam16_link_read_bases(dev, nodeid, link->link_num); } } + + /* + * This MMCONF resource must be reserved in the PCI domain. + * It is not honored by the coreboot resource allocator if it is in + * the CPU_CLUSTER. + */ + if(IS_ENABLED(CONFIG_MMCONF_SUPPORT)) + enable_mmconf_resource(dev); } static void set_resource(device_t dev, struct resource *resource, u32 nodeid) @@ -1115,13 +1132,6 @@ static void cpu_bus_init(device_t dev) static void cpu_bus_read_resources(device_t dev) { -#if CONFIG_MMCONF_SUPPORT - struct resource *resource = new_resource(dev, 0xc0010058); - resource->base = CONFIG_MMCONF_BASE_ADDRESS; - resource->size = CONFIG_MMCONF_BUS_NUMBER * 4096*256; - resource->flags = IORESOURCE_MEM | IORESOURCE_RESERVE | - IORESOURCE_FIXED | IORESOURCE_STORED | IORESOURCE_ASSIGNED; -#endif } static void cpu_bus_set_resources(device_t dev) |