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/*
* This file is part of the coreboot project.
*
*
* 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.
*/
#include <stdint.h>
#include <stddef.h>
#include <device/pci_def.h>
#include <spd.h>
#include "delay.h"
#include "gm45.h"
void raminit_thermal(const sysinfo_t *sysinfo)
{
const mem_clock_t freq = sysinfo->selected_timings.mem_clock;
int x;
FOR_EACH_POPULATED_CHANNEL(sysinfo->dimms, x) {
const chip_width_t width = sysinfo->dimms[x].chip_width;
const chip_capacity_t size = sysinfo->dimms[x].chip_capacity;
if ((freq == MEM_CLOCK_1067MT) && (width == CHIP_WIDTH_x16)) {
MCHBAR32(CxDTPEW(x)) = 0x0d0b0403;
MCHBAR32(CxDTPEW(x)+4) = 0x060d;
MCHBAR32(CxDTAEW(x)) = 0x2d0b221a;
MCHBAR32(CxDTAEW(x)+4) = 0xc779956e;
} else
if ((freq == MEM_CLOCK_1067MT) && (width == CHIP_WIDTH_x8)) {
MCHBAR32(CxDTPEW(x)) = 0x06040101;
MCHBAR32(CxDTPEW(x)+4) = 0x0506;
if (size == CHIP_CAP_2G)
MCHBAR32(CxDTAEW(x)) = 0xa1071416;
else
MCHBAR32(CxDTAEW(x)) = 0x1a071416;
MCHBAR32(CxDTAEW(x)+4) = 0x7246643f;
} else
if ((freq == MEM_CLOCK_800MT) && (width == CHIP_WIDTH_x16)) {
MCHBAR32(CxDTPEW(x)) = 0x06030100;
MCHBAR32(CxDTPEW(x)+4) = 0x0506;
MCHBAR32(CxDTAEW(x)) = 0x3e081714;
MCHBAR32(CxDTAEW(x)+4) = 0xbb79a171;
} else
if ((freq == MEM_CLOCK_800MT) && (width == CHIP_WIDTH_x8)) {
if (size <= CHIP_CAP_512M)
MCHBAR32(CxDTPEW(x)) = 0x05050101;
else
MCHBAR32(CxDTPEW(x)) = 0x05060101;
MCHBAR32(CxDTPEW(x)+4) = 0x0503;
if (size == CHIP_CAP_2G) {
MCHBAR32(CxDTAEW(x)) = 0x57051010;
MCHBAR32(CxDTAEW(x)+4) = 0x5fd15dde;
} else
if (size == CHIP_CAP_1G) {
MCHBAR32(CxDTAEW(x)) = 0x3306130e;
MCHBAR32(CxDTAEW(x)+4) = 0x5763485d;
} else
if (size <= CHIP_CAP_512M) {
MCHBAR32(CxDTAEW(x)) = 0x1e08170d;
MCHBAR32(CxDTAEW(x)+4) = 0x502f3827;
}
} else
if ((freq == MEM_CLOCK_667MT) && (width == CHIP_WIDTH_x16)) {
MCHBAR32(CxDTPEW(x)) = 0x02000000;
MCHBAR32(CxDTPEW(x)+4) = 0x0402;
MCHBAR32(CxDTAEW(x)) = 0x46061111;
MCHBAR32(CxDTAEW(x)+4) = 0xb579a772;
} else
if ((freq == MEM_CLOCK_667MT) && (width == CHIP_WIDTH_x8)) {
MCHBAR32(CxDTPEW(x)) = 0x04070101;
MCHBAR32(CxDTPEW(x)+4) = 0x0501;
if (size == CHIP_CAP_2G) {
MCHBAR32(CxDTAEW(x)) = 0x32040e0d;
MCHBAR32(CxDTAEW(x)+4) = 0x55ff59ff;
} else
if (size == CHIP_CAP_1G) {
MCHBAR32(CxDTAEW(x)) = 0x3f05120a;
MCHBAR32(CxDTAEW(x)+4) = 0x49713a6c;
} else
if (size <= CHIP_CAP_512M) {
MCHBAR32(CxDTAEW(x)) = 0x20081808;
MCHBAR32(CxDTAEW(x)+4) = 0x3f23221b;
}
}
/* also L-Shaped */
if (sysinfo->selected_timings.channel_mode ==
CHANNEL_MODE_DUAL_INTERLEAVED) {
if (freq == MEM_CLOCK_1067MT) {
MCHBAR32(CxGTEW(x)) = 0xc8f81717;
} else
if (freq == MEM_CLOCK_800MT) {
MCHBAR32(CxGTEW(x)) = 0x96ba1717;
} else
if (freq == MEM_CLOCK_667MT) {
MCHBAR32(CxGTEW(x)) = 0x7d9b1717;
}
} else {
if (freq == MEM_CLOCK_1067MT) {
MCHBAR32(CxGTEW(x)) = 0x53661717;
} else
if (freq == MEM_CLOCK_800MT) {
MCHBAR32(CxGTEW(x)) = 0x886e1717;
} else
if (freq == MEM_CLOCK_667MT) {
MCHBAR32(CxGTEW(x)) = 0x38621717;
}
}
}
// always?
MCHBAR32(CxDTC(0)) = 0x00004020;
MCHBAR32(CxDTC(1)) = 0x00004020;
MCHBAR32(CxGTC(0)) = 0x00304848;
MCHBAR32(CxGTC(1)) = 0x00304848;
/* enable thermal sensors */
u32 tmp;
tmp = MCHBAR32(0x1290) & 0xfff8;
MCHBAR32(0x1290) = tmp | 0xa4810007;
tmp = MCHBAR32(0x1390) & 0xfff8;
MCHBAR32(0x1390) = tmp | 0xa4810007;
tmp = MCHBAR32(0x12b4) & 0xfff8;
MCHBAR32(0x12b4) = tmp | 0xa2810007;
tmp = MCHBAR32(0x13b4) & 0xfff8;
MCHBAR32(0x13b4) = tmp | 0xa2810007;
MCHBAR8(0x1070) = 1;
MCHBAR8(0x1080) = 6;
if (sysinfo->gfx_type == GMCH_PM45) {
MCHBAR16(0x1001) = 0;
MCHBAR8(0x1007) = 0;
MCHBAR32(0x1010) = 0;
MCHBAR32(0x1014) = 0;
MCHBAR8(0x101c) = 0x98;
MCHBAR16(0x1041) = 0x9200;
MCHBAR8(0x1047) = 0;
MCHBAR32(0x1050) = 0x2309;
MCHBAR32(0x1054) = 0;
MCHBAR8(0x105c) = 0x98;
} else {
MCHBAR16(0x1001) = 0x9200;
MCHBAR8(0x1007) = 0;
MCHBAR32(0x1010) = 0x2309;
MCHBAR32(0x1014) = 0;
MCHBAR8(0x101c) = 0x98;
MCHBAR16(0x1041) = 0;
MCHBAR8(0x1047) = 0;
MCHBAR32(0x1050) = 0;
MCHBAR32(0x1054) = 0;
MCHBAR8(0x105c) = 0x98;
}
MCHBAR32(0x1010) |= 1 << 31;
MCHBAR32(0x1050) |= 1 << 31;
MCHBAR32(CxGTC(0)) |= 1 << 31;
MCHBAR32(CxGTC(1)) |= 1 << 31;
if (sysinfo->gs45_low_power_mode) {
MCHBAR32(0x11b0) = 0xa000083a;
} else if (sysinfo->gfx_type == GMCH_GM49) {
MCHBAR32(0x11b0) = 0x2000383a;
MCHBAR16(0x1190) &= ~(1 << 15);
} else if ((sysinfo->gfx_type != GMCH_PM45) &&
(sysinfo->gfx_type != GMCH_UNKNOWN)) {
MCHBAR32(0x11b0) = 0xa000383a;
}
switch (sysinfo->selected_timings.fsb_clock) {
case FSB_CLOCK_667MHz:
MCHBAR32(0x11d0) = 0x0fd88000;
break;
case FSB_CLOCK_800MHz:
MCHBAR32(0x11d0) = 0x1303c000;
break;
case FSB_CLOCK_1067MHz:
MCHBAR32(0x11d0) = 0x194a0000;
break;
}
tmp = MCHBAR32(0x11d4) & ~0x1f;
MCHBAR32(0x11d4) = tmp | 4;
}
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