Set MMCONF_BASE_ADDRESS to 0xf8000000. It was already done for some boards, but not all. The sandybridge chipset code assumes 64 pci buses behind MMCONF. Therefore, only 64MiB of physical address space is required. Increasing the address allows to use additional 128MiB of MMIO space and to use the Intel IGD and a PEG at the same time. Previously it wasn't possible to use both at the same time, as two 256MiB areas won't fit into MMIO space. Test system: * Gigabyte GA-B75M-D3H * Intel Pentium CPU G2130 * Onboard GPU Intel IvyBridge Desktop * PEG GPU AMD RV770 Change-Id: I3bf72439056c8089ada6899bb0605e5cd9d89cd6 Signed-off-by: Patrick Rudolph <siro@das-labor.org> Reviewed-on: https://review.coreboot.org/14096 Tested-by: build bot (Jenkins) Reviewed-by: Aaron Durbin <adurbin@chromium.org> Reviewed-by: Philipp Deppenwiese <zaolin.daisuki@googlemail.com>
62 lines
966 B
Plaintext
62 lines
966 B
Plaintext
if BOARD_APPLE_MACBOOKAIR4_2
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config BOARD_SPECIFIC_OPTIONS # dummy
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def_bool y
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select BOARD_ROMSIZE_KB_8192
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select CPU_INTEL_SOCKET_RPGA989
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select EC_ACPI
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select HAVE_ACPI_RESUME
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select HAVE_ACPI_TABLES
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select INTEL_INT15
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select NORTHBRIDGE_INTEL_SANDYBRIDGE
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select USE_NATIVE_RAMINIT
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select SERIRQ_CONTINUOUS_MODE
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select SOUTHBRIDGE_INTEL_BD82X6X
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select SYSTEM_TYPE_LAPTOP
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select VGA
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config HAVE_IFD_BIN
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bool
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default n
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config HAVE_ME_BIN
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bool
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default n
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config MAINBOARD_DIR
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string
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default apple/macbookair4_2
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config MAINBOARD_PART_NUMBER
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string
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default "MacBookAir4,2"
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config VGA_BIOS_FILE
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string
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default "pci8086,0116.rom"
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config VGA_BIOS_ID
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string
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default "8086,0116"
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config MAINBOARD_PCI_SUBSYSTEM_DEVICE_ID
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hex
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default 0x7270
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config MAINBOARD_PCI_SUBSYSTEM_VENDOR_ID
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hex
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default 0x8086
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config MMCONF_BASE_ADDRESS
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hex
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default 0xf8000000
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config DRAM_RESET_GATE_GPIO
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int
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default 60
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config MAX_CPUS
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int
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default 8
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endif
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