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| author | Vladimir Serbinenko <phcoder@gmail.com> | 2014-08-03 14:51:00 +0200 |
|---|---|---|
| committer | Vladimir Serbinenko <phcoder@gmail.com> | 2014-08-03 15:47:00 +0200 |
| commit | 55391c422f8c45e40bb014d238769501aed65d56 (patch) | |
| tree | ce880400282f0e850a937a8258adaa2c311b0d97 | |
| parent | 63e1948643fcbd763c83b6baa6cd9a077d49f1fc (diff) | |
| download | coreboot-55391c422f8c45e40bb014d238769501aed65d56.tar.xz | |
nehalem: Make UMA size configurable in CMOS.
All modes tested on X201.
Change-Id: I23df81523196ea3f5fdb10eb04f4496c00aaeb9f
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/6481
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>
| -rw-r--r-- | src/mainboard/lenovo/x201/cmos.layout | 15 | ||||
| -rw-r--r-- | src/mainboard/packardbell/ms2290/cmos.layout | 9 | ||||
| -rw-r--r-- | src/northbridge/intel/nehalem/raminit.c | 20 |
3 files changed, 34 insertions, 10 deletions
diff --git a/src/mainboard/lenovo/x201/cmos.layout b/src/mainboard/lenovo/x201/cmos.layout index a0670cc360..cba457f0ff 100644 --- a/src/mainboard/lenovo/x201/cmos.layout +++ b/src/mainboard/lenovo/x201/cmos.layout @@ -97,7 +97,13 @@ entries 419 1 e 1 power_management_beeps 420 1 e 1 low_battery_beep 421 1 e 9 sata_mode -#422 562 r 0 unused + +#422 2 r 0 unused + +# coreboot config options: northbridge +424 3 e 10 gfx_uma_size + +#427 557 r 0 unused # coreboot config options: check sums 984 16 h 0 check_sum @@ -138,6 +144,13 @@ enumerations 8 1 Primary 9 0 AHCI 9 1 Compatible +10 0 32M +10 1 48M +10 2 64M +10 3 128M +10 5 96M +10 6 160M + # ----------------------------------------------------------------- checksums diff --git a/src/mainboard/packardbell/ms2290/cmos.layout b/src/mainboard/packardbell/ms2290/cmos.layout index 6a8aa18ce6..7f73e5f79c 100644 --- a/src/mainboard/packardbell/ms2290/cmos.layout +++ b/src/mainboard/packardbell/ms2290/cmos.layout @@ -84,6 +84,9 @@ entries 409 2 e 7 power_on_after_fail 411 1 e 9 sata_mode +# coreboot config options: northbridge +424 3 e 10 gfx_uma_size + # coreboot config options: check sums 984 16 h 0 check_sum #1000 24 r 0 amd_reserved @@ -123,6 +126,12 @@ enumerations 8 1 Primary 9 0 AHCI 9 1 Compatible +10 0 32M +10 1 48M +10 2 64M +10 3 128M +10 5 96M +10 6 160M # ----------------------------------------------------------------- checksums diff --git a/src/northbridge/intel/nehalem/raminit.c b/src/northbridge/intel/nehalem/raminit.c index b1356c21b2..74ddb4b3ff 100644 --- a/src/northbridge/intel/nehalem/raminit.c +++ b/src/northbridge/intel/nehalem/raminit.c @@ -3796,6 +3796,8 @@ static void dmi_setup(void) void chipset_init(const int s3resume) { u8 x2ca8; + u16 ggc; + u8 gfxsize; x2ca8 = read_mchbar8(0x2ca8); if ((x2ca8 & 1) || (x2ca8 == 8 && !s3resume)) { @@ -3825,13 +3827,15 @@ void chipset_init(const int s3resume) write_mchbar16(0x1170, 0xb880); read_mchbar8(0x1210); write_mchbar8(0x1210, 0x84); - pcie_read_config8(NORTHBRIDGE, D0F0_GGC); // = 0x52 - pcie_write_config8(NORTHBRIDGE, D0F0_GGC, 0x2); - pcie_read_config8(NORTHBRIDGE, D0F0_GGC); // = 0x2 - pcie_write_config8(NORTHBRIDGE, D0F0_GGC, 0x52); - pcie_read_config16(NORTHBRIDGE, D0F0_GGC); // = 0xb52 - pcie_write_config16(NORTHBRIDGE, D0F0_GGC, 0xb52); + if (get_option(&gfxsize, "gfx_uma_size") != CB_SUCCESS) { + /* 0 for 32MB */ + gfxsize = 0; + } + + ggc = 0xb00 | ((gfxsize + 5) << 4); + + pcie_write_config16(NORTHBRIDGE, D0F0_GGC, ggc | 2); u16 deven; deven = pcie_read_config16(NORTHBRIDGE, D0F0_DEVEN); // = 0x3 @@ -3854,9 +3858,7 @@ void chipset_init(const int s3resume) read_mchbar32(0x30); write_mchbar32(0x30, 0x40); - pcie_read_config8(SOUTHBRIDGE, 0x8); // = 0x6 - pcie_read_config16(NORTHBRIDGE, D0F0_GGC); // = 0xb52 - pcie_write_config16(NORTHBRIDGE, D0F0_GGC, 0xb50); + pcie_write_config16(NORTHBRIDGE, D0F0_GGC, ggc); gav(read32(DEFAULT_RCBA | 0x3428)); write32(DEFAULT_RCBA | 0x3428, 0x1d); } |