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authorArthur Heymans <arthur@aheymans.xyz>2017-05-15 10:40:42 +0200
committerPatrick Georgi <pgeorgi@google.com>2018-05-14 07:42:38 +0000
commit0d1c9b0e3275d2c22a68cf318a06923c0c675f58 (patch)
tree7eaeb6fb006f2473b49c1edf28b6d437cf96b453 /src
parent638240e98b0fa99a985e92058c1d5dff0d791c01 (diff)
downloadcoreboot-0d1c9b0e3275d2c22a68cf318a06923c0c675f58.tar.xz
nb/intel/x4x: Add DDR3 rcomp
Change-Id: Ifef905f5115ffc826b1a355e54c4b1ca818e56fa Signed-off-by: Arthur Heymans <arthur@aheymans.xyz> Reviewed-on: https://review.coreboot.org/19875 Reviewed-by: Felix Held <felix-coreboot@felixheld.de> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src')
-rw-r--r--src/northbridge/intel/x4x/raminit_ddr23.c125
1 files changed, 94 insertions, 31 deletions
diff --git a/src/northbridge/intel/x4x/raminit_ddr23.c b/src/northbridge/intel/x4x/raminit_ddr23.c
index 28dd628638..018e60422d 100644
--- a/src/northbridge/intel/x4x/raminit_ddr23.c
+++ b/src/northbridge/intel/x4x/raminit_ddr23.c
@@ -1083,60 +1083,123 @@ static void set_all_dq_dqs_dll_settings(struct sysinfo *s)
static void prog_rcomp(struct sysinfo *s)
{
- u8 i, j, k;
- u32 x32a[8] = { 0x04040404, 0x06050505, 0x09090807, 0x0D0C0B0A,
+ u8 i, j, k, reg8;
+ const u32 ddr2_x32a[8] = { 0x04040404, 0x06050505, 0x09090807, 0x0D0C0B0A,
0x04040404, 0x08070605, 0x0C0B0A09, 0x100F0E0D };
- u16 x378[6] = { 0, 0xAAAA, 0x7777, 0x7777, 0x7777, 0x7777 };
- u32 x382[6] = { 0, 0x02020202, 0x02020202, 0x02020202, 0x04030303, 0x04030303 };
- u32 x386[6] = { 0, 0x03020202, 0x03020202, 0x03020202, 0x05040404, 0x05040404 };
- u32 x38a[6] = { 0, 0x04040303, 0x04040303, 0x04040303, 0x07070605, 0x07070605 };
- u32 x38e[6] = { 0, 0x06060505, 0x06060505, 0x06060505, 0x09090808, 0x09090808 };
- u32 x392[6] = { 0, 0x02020202, 0x02020202, 0x02020202, 0x03030202, 0x03030202 };
- u32 x396[6] = { 0, 0x03030202, 0x03030202, 0x03030202, 0x05040303, 0x05040303 };
- u32 x39a[6] = { 0, 0x04040403, 0x04040403, 0x04040403, 0x07070605, 0x07070605 };
- u32 x39e[6] = { 0, 0x06060505, 0x06060505, 0x06060505, 0x08080808, 0x08080808 };
- u16 addr[6] = { 0x31c, 0x374, 0x3a2, 0x3d0, 0x3fe, 0x42c };
+ const u16 ddr2_x378[6] = { 0, 0xAAAA, 0x7777, 0x7777, 0x7777, 0x7777 };
+ const u32 ddr2_x382[6] = { 0, 0x02020202, 0x02020202, 0x02020202, 0x04030303, 0x04030303 };
+ const u32 ddr2_x386[6] = { 0, 0x03020202, 0x03020202, 0x03020202, 0x05040404, 0x05040404 };
+ const u32 ddr2_x38a[6] = { 0, 0x04040303, 0x04040303, 0x04040303, 0x07070605, 0x07070605 };
+ const u32 ddr2_x38e[6] = { 0, 0x06060505, 0x06060505, 0x06060505, 0x09090808, 0x09090808 };
+ const u32 ddr2_x392[6] = { 0, 0x02020202, 0x02020202, 0x02020202, 0x03030202, 0x03030202 };
+ const u32 ddr2_x396[6] = { 0, 0x03030202, 0x03030202, 0x03030202, 0x05040303, 0x05040303 };
+ const u32 ddr2_x39a[6] = { 0, 0x04040403, 0x04040403, 0x04040403, 0x07070605, 0x07070605 };
+ const u32 ddr2_x39e[6] = { 0, 0x06060505, 0x06060505, 0x06060505, 0x08080808, 0x08080808 };
+
+ const u32 ddr3_x32a[8] = {0x06060606, 0x06060606, 0x0b090807, 0x12110f0d,
+ 0x06060606, 0x08070606, 0x0d0b0a09, 0x16161511};
+ const u16 ddr3_x378[6] = {0, 0xbbbb, 0x6666, 0x6666, 0x6666, 0x6666};
+ const u32 ddr3_x382[6] = {0, 0x05050505, 0x04040404, 0x04040404, 0x34343434, 0x34343434};
+ const u32 ddr3_x386[6] = {0, 0x05050505, 0x04040404, 0x04040404, 0x34343434, 0x34343434};
+ const u32 ddr3_x38a[6] = {0, 0x06060605, 0x07060504, 0x07060504, 0x34343434, 0x34343434};
+ const u32 ddr3_x38e[6] = {0, 0x09080707, 0x09090808, 0x09090808, 0x34343434, 0x34343434};
+ const u32 ddr3_x392[6] = {0, 0x05050505, 0x04040404, 0x04040404, 0x34343434, 0x34343434};
+ const u32 ddr3_x396[6] = {0, 0x05050505, 0x04040404, 0x04040404, 0x34343434, 0x34343434};
+ const u32 ddr3_x39a[6] = {0, 0x07060606, 0x08070605, 0x08070605, 0x34343434, 0x34343434};
+ const u32 ddr3_x39e[6] = {0, 0x09090807, 0x0b0b0a09, 0x0b0b0a09, 0x34343434, 0x34343434};
+
+ const u16 *x378;
+ const u32 *x32a, *x382, *x386, *x38a, *x38e;
+ const u32 *x392, *x396, *x39a, *x39e;
+
+ const u16 addr[6] = { 0x31c, 0x374, 0x3a2, 0x3d0, 0x3fe, 0x42c };
u8 bit[6] = { 0, 0, 1, 1, 0, 0 };
+ if (s->spd_type == DDR2) {
+ x32a = ddr2_x32a;
+ x378 = ddr2_x378;
+ x382 = ddr2_x382;
+ x386 = ddr2_x386;
+ x38a = ddr2_x38a;
+ x38e = ddr2_x38e;
+ x392 = ddr2_x392;
+ x396 = ddr2_x396;
+ x39a = ddr2_x39a;
+ x39e = ddr2_x39e;
+ } else { /* DDR3 */
+ x32a = ddr3_x32a;
+ x378 = ddr3_x378;
+ x382 = ddr3_x382;
+ x386 = ddr3_x386;
+ x38a = ddr3_x38a;
+ x38e = ddr3_x38e;
+ x392 = ddr3_x392;
+ x396 = ddr3_x396;
+ x39a = ddr3_x39a;
+ x39e = ddr3_x39e;
+ }
+
FOR_EACH_POPULATED_CHANNEL(s->dimms, i) {
for (j = 0; j < 6; j++) {
if (j == 0) {
MCHBAR32(0x400*i + addr[j]) =
- (MCHBAR32(0x400*i + addr[j]) & ~0xff000) | 0xaa000;
- MCHBAR16(0x400*i + 0x320) = (MCHBAR16(0x400*i + 0x320) & ~0xffff) | 0x6666;
+ (MCHBAR32(0x400*i + addr[j]) & ~0xff000)
+ | 0xaa000;
+ MCHBAR16(0x400*i + 0x320) = (MCHBAR16(0x400*i + 0x320)
+ & ~0xffff) | 0x6666;
for (k = 0; k < 8; k++) {
MCHBAR32(0x400*i + addr[j] + 0xe + (k << 2)) =
- (MCHBAR32(0x400*i + addr[j] + 0xe + (k << 2)) & ~0x3f3f3f3f) | x32a[k];
+ (MCHBAR32(0x400*i + addr[j] + 0xe + (k << 2))
+ & ~0x3f3f3f3f) | x32a[k];
MCHBAR32(0x400*i + addr[j] + 0x2e + (k << 2)) =
- (MCHBAR32(0x400*i + addr[j] + 0x2e + (k << 2)) & ~0x3f3f3f3f) | x32a[k];
+ (MCHBAR32(0x400*i + addr[j] + 0x2e + (k << 2))
+ & ~0x3f3f3f3f) | x32a[k];
}
} else {
- MCHBAR16(0x400*i + addr[j]) = (MCHBAR16(0x400*i + addr[j]) & ~0xf000) | 0xa000;
- MCHBAR16(0x400*i + addr[j] + 4) = (MCHBAR16(0x400*i + addr[j] + 4) & ~0xffff) |
- x378[j];
+ MCHBAR16(0x400*i + addr[j]) =
+ (MCHBAR16(0x400*i + addr[j])
+ & ~0xf000) | 0xa000;
+ MCHBAR16(0x400*i + addr[j] + 4) =
+ (MCHBAR16(0x400*i + addr[j] + 4)
+ & ~0xffff) | x378[j];
MCHBAR32(0x400*i + addr[j] + 0xe) =
- (MCHBAR32(0x400*i + addr[j] + 0xe) & ~0x3f3f3f3f) | x382[j];
+ (MCHBAR32(0x400*i + addr[j] + 0xe)
+ & ~0x3f3f3f3f) | x382[j];
MCHBAR32(0x400*i + addr[j] + 0x12) =
- (MCHBAR32(0x400*i + addr[j] + 0x12) & ~0x3f3f3f3f) | x386[j];
+ (MCHBAR32(0x400*i + addr[j] + 0x12)
+ & ~0x3f3f3f3f) | x386[j];
MCHBAR32(0x400*i + addr[j] + 0x16) =
- (MCHBAR32(0x400*i + addr[j] + 0x16) & ~0x3f3f3f3f) | x38a[j];
+ (MCHBAR32(0x400*i + addr[j] + 0x16)
+ & ~0x3f3f3f3f) | x38a[j];
MCHBAR32(0x400*i + addr[j] + 0x1a) =
- (MCHBAR32(0x400*i + addr[j] + 0x1a) & ~0x3f3f3f3f) | x38e[j];
+ (MCHBAR32(0x400*i + addr[j] + 0x1a)
+ & ~0x3f3f3f3f) | x38e[j];
MCHBAR32(0x400*i + addr[j] + 0x1e) =
- (MCHBAR32(0x400*i + addr[j] + 0x1e) & ~0x3f3f3f3f) | x392[j];
+ (MCHBAR32(0x400*i + addr[j] + 0x1e)
+ & ~0x3f3f3f3f) | x392[j];
MCHBAR32(0x400*i + addr[j] + 0x22) =
- (MCHBAR32(0x400*i + addr[j] + 0x22) & ~0x3f3f3f3f) | x396[j];
+ (MCHBAR32(0x400*i + addr[j] + 0x22)
+ & ~0x3f3f3f3f) | x396[j];
MCHBAR32(0x400*i + addr[j] + 0x26) =
- (MCHBAR32(0x400*i + addr[j] + 0x26) & ~0x3f3f3f3f) | x39a[j];
+ (MCHBAR32(0x400*i + addr[j] + 0x26)
+ & ~0x3f3f3f3f) | x39a[j];
MCHBAR32(0x400*i + addr[j] + 0x2a) =
- (MCHBAR32(0x400*i + addr[j] + 0x2a) & ~0x3f3f3f3f) | x39e[j];
+ (MCHBAR32(0x400*i + addr[j] + 0x2a)
+ & ~0x3f3f3f3f) | x39e[j];
+ }
+ if (s->spd_type == DDR3
+ && BOTH_DIMMS_ARE_POPULATED(s->dimms, i)) {
+ MCHBAR16(0x378 + 0x400 * i) =
+ (MCHBAR16(0x378 + 0x400 * i)
+ & ~0xffff) | 0xcccc;
}
MCHBAR8(0x400*i + addr[j]) = (MCHBAR8(0x400*i + addr[j]) & ~1) | bit[j];
}
- MCHBAR8(0x400*i + 0x45a) = (MCHBAR8(0x400*i + 0x45a) & ~0x3f) | 0x12;
- MCHBAR8(0x400*i + 0x45e) = (MCHBAR8(0x400*i + 0x45e) & ~0x3f) | 0x12;
- MCHBAR8(0x400*i + 0x462) = (MCHBAR8(0x400*i + 0x462) & ~0x3f) | 0x12;
- MCHBAR8(0x400*i + 0x466) = (MCHBAR8(0x400*i + 0x466) & ~0x3f) | 0x12;
+ reg8 = (s->spd_type == DDR2) ? 0x12 : 0x36;
+ MCHBAR8(0x400*i + 0x45a) = (MCHBAR8(0x400*i + 0x45a) & ~0x3f) | reg8;
+ MCHBAR8(0x400*i + 0x45e) = (MCHBAR8(0x400*i + 0x45e) & ~0x3f) | reg8;
+ MCHBAR8(0x400*i + 0x462) = (MCHBAR8(0x400*i + 0x462) & ~0x3f) | reg8;
+ MCHBAR8(0x400*i + 0x466) = (MCHBAR8(0x400*i + 0x466) & ~0x3f) | reg8;
} // END EACH POPULATED CHANNEL
MCHBAR32(0x134) = (MCHBAR32(0x134) & ~0x63c00) | 0x63c00;