diff options
Diffstat (limited to 'src/soc/intel/braswell/romstage/gfx.c')
| -rw-r--r-- | src/soc/intel/braswell/romstage/gfx.c | 50 |
1 files changed, 0 insertions, 50 deletions
diff --git a/src/soc/intel/braswell/romstage/gfx.c b/src/soc/intel/braswell/romstage/gfx.c deleted file mode 100644 index 434bc9cad8..0000000000 --- a/src/soc/intel/braswell/romstage/gfx.c +++ /dev/null @@ -1,50 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2013 Google Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc. - */ - -#include <arch/io.h> -#include <soc/gfx.h> -#include <soc/pci_devs.h> -#include <soc/romstage.h> - -void gfx_init(void) -{ - uint32_t ggc; - uint8_t msac; - const unsigned int gfx_dev = PCI_DEV(0, GFX_DEV, GFX_FUNC); - - /* The GFX device needs to set the aperture, gtt stolen size, and - * graphics stolen memory stolen size before running MRC. For now - * just hard code the defaults. Options can be added to the device - * tree if needed. */ - - ggc = pci_read_config32(gfx_dev, GGC); - msac = pci_read_config8(gfx_dev, MSAC); - - ggc &= ~(GGC_GTT_SIZE_MASK | GGC_GSM_SIZE_MASK); - /* 32MB GSM is not supported with <C0 stepping. */ - ggc |= GGC_GTT_SIZE_2MB | GGC_GSM_SIZE_64MB; - /* Enable VGA decoding as well. */ - ggc &= ~(GGC_VGA_DISABLE); - - msac &= ~(APERTURE_SIZE_MASK); - msac |= APERTURE_SIZE_256MB; - - pci_write_config32(gfx_dev, GGC, ggc); - pci_write_config8(gfx_dev, MSAC, msac); -} |