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Diffstat (limited to 'src/northbridge/amd/lx/grphinit.c')
| -rw-r--r-- | src/northbridge/amd/lx/grphinit.c | 99 |
1 files changed, 0 insertions, 99 deletions
diff --git a/src/northbridge/amd/lx/grphinit.c b/src/northbridge/amd/lx/grphinit.c deleted file mode 100644 index 1adb9af7c1..0000000000 --- a/src/northbridge/amd/lx/grphinit.c +++ /dev/null @@ -1,99 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2007 Advanced Micro Devices, 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; either version 2 of the License, or - * (at your option) any later version. - * - * 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. - */ - -#include <arch/io.h> -#include <stdint.h> -#include <cpu/amd/vr.h> -#include <console/console.h> -#include <cpu/amd/lxdef.h> -#include <cpu/x86/msr.h> -#include <stdlib.h> - -void geodelx_vga_msr_init(void); -void graphics_init(void); - -struct msrinit { - u32 msrnum; - msr_t msr; -}; - -static const struct msrinit geodelx_vga_msr[] = { - /* Enable the GLIU Memory routing to the hardware - * PDID1 : Port 4, GLIU0 - * PBASE : 0x000A0 - * PMASK : 0xFFFE0 - */ - {.msrnum = MSR_GLIU0_BASE4, {.lo = 0x0a0fffe0, .hi = 0x80000000}}, - /* Enable the GLIU IO Routing - * IDID : Port 4, GLIU0 - * IBASE : 0x003c0 - * IMASK : 0xffff0 - */ - {.msrnum = GLIU0_IOD_BM_0, {.lo = 0x3c0ffff0, .hi = 0x80000000}}, - /* Enable the GLIU IO Routing - * IDID : Port 4, GLIU0 - * IBASE : 0x003d0 - * IMASK : 0xffff0 - */ - {.msrnum = GLIU0_IOD_BM_1, {.lo = 0x3d0ffff0, .hi = 0x80000000}}, -}; - -void geodelx_vga_msr_init(void) -{ - int i; - for (i = 0; i < ARRAY_SIZE(geodelx_vga_msr); i++) - wrmsr(geodelx_vga_msr[i].msrnum, geodelx_vga_msr[i].msr); -} - - /* - * This function mirrors the Graphics_Init routine in GeodeROM. - */ -void graphics_init(void) -{ - uint16_t wClassIndex, wData, res; - - /* SoftVG initialization */ - printk(BIOS_DEBUG, "Graphics init...\n"); - - geodelx_vga_msr_init(); - - /* Call SoftVG with the main configuration parameters. */ - /* NOTE: SoftVG expects the memory size to be given in 2MB blocks */ - - wClassIndex = (VRC_VG << 8) + VG_CONFIG; - - /* - * Graphics Driver Enabled (13) 0, NO (lets BIOS controls the GP) - * External Monochrome Card Support(12) 0, NO - * Controller Priority Select(11) 1, Primary - * Display Select(10:8) 0x0, CRT - * Graphics Memory Size(7:1) CONFIG_VIDEO_MB >> 1, - * defined in devicetree.cb - * PLL Reference Clock Bypass(0) 0, Default - */ - - /* Video RAM has to be given in 2MB chunks - * the value is read @ 7:1 (value in 7:0 looks like /2) - * so we can add the real value in megabytes - */ - - wData = VG_CFG_DRIVER | VG_CFG_PRIORITY | - VG_CFG_DSCRT | (CONFIG_VIDEO_MB & VG_MEM_MASK); - vrWrite(wClassIndex, wData); - - res = vrRead(wClassIndex); - printk(BIOS_DEBUG, "VRC_VG value: 0x%04x\n", res); -} |