diff options
Diffstat (limited to 'resources/libreboot/patch/coreboot/369b561315ca68d0cdedc38208105a513c7139b5/grub/kcma-d8/0018-nb-amdmct-mct_ddr3-Enable-mainboard-voltage-set.patch')
| -rw-r--r-- | resources/libreboot/patch/coreboot/369b561315ca68d0cdedc38208105a513c7139b5/grub/kcma-d8/0018-nb-amdmct-mct_ddr3-Enable-mainboard-voltage-set.patch | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/resources/libreboot/patch/coreboot/369b561315ca68d0cdedc38208105a513c7139b5/grub/kcma-d8/0018-nb-amdmct-mct_ddr3-Enable-mainboard-voltage-set.patch b/resources/libreboot/patch/coreboot/369b561315ca68d0cdedc38208105a513c7139b5/grub/kcma-d8/0018-nb-amdmct-mct_ddr3-Enable-mainboard-voltage-set.patch deleted file mode 100644 index 7b2fdc2..0000000 --- a/resources/libreboot/patch/coreboot/369b561315ca68d0cdedc38208105a513c7139b5/grub/kcma-d8/0018-nb-amdmct-mct_ddr3-Enable-mainboard-voltage-set.patch +++ /dev/null @@ -1,73 +0,0 @@ -From 7c59896199f78e3b7ededce1a9c2eb9a9bfa795d Mon Sep 17 00:00:00 2001 -From: Timothy Pearson <tpearson@raptorengineeringinc.com> -Date: Tue, 24 Nov 2015 14:11:53 -0600 -Subject: [PATCH 18/45] nb/amdmct/mct_ddr3: Enable mainboard voltage set - -The existing code used an incorrect macro name to check for mainboard -DRAM voltage set support, and as a result no voltages were actually -set. Furthermore, the existing code did not contain a centralized -voltage assumption for boards that did not have a DIMM voltage set -implementation. - -Use the correct macro name to test for boards with voltage set -implementation, and provide a basic fallback to 1.5V operation -for boards without a voltage set implementation. - -Signed-off-by: Timothy Pearson <tpearson@raptorengineeringinc.com> ---- - src/northbridge/amd/amdmct/mct_ddr3/mct_d.c | 22 +++++++++++++++++++++- - 1 file changed, 21 insertions(+), 1 deletion(-) - -diff --git a/src/northbridge/amd/amdmct/mct_ddr3/mct_d.c b/src/northbridge/amd/amdmct/mct_ddr3/mct_d.c -index 9724008..e1c0d4f 100644 ---- a/src/northbridge/amd/amdmct/mct_ddr3/mct_d.c -+++ b/src/northbridge/amd/amdmct/mct_ddr3/mct_d.c -@@ -254,6 +254,10 @@ static uint8_t dct_ddr_voltage_index(struct DCTStatStruc *pDCTstat, uint8_t dct) - uint8_t dimm; - uint8_t ddr_voltage_index = 0; - -+ /* If no DIMMs are present on this DCT, report 1.5V operation and skip checking the hardware */ -+ if (pDCTstat->DIMMValidDCT[dct] == 0) -+ return 0x1; -+ - /* Find current DDR supply voltage for this DCT */ - for (dimm = 0; dimm < MAX_DIMMS_SUPPORTED; dimm++) { - if (pDCTstat->DIMMValidDCT[dct] & (1 << dimm)) -@@ -2409,6 +2413,7 @@ static void mctAutoInitMCT_D(struct MCTStatStruc *pMCTstat, - */ - u8 Node, NodesWmem; - u32 node_sys_base; -+ uint8_t dimm; - uint8_t nvram; - uint8_t enable_cc6; - uint8_t allow_config_restore; -@@ -2498,10 +2503,25 @@ restartinit: - nvram = 0; - set_option("allow_spd_nvram_cache_restore", &nvram); - --#if IS_ENABLED(DIMM_VOLTAGE_SET_SUPPORT) -+#if IS_ENABLED(CONFIG_DIMM_VOLTAGE_SET_SUPPORT) - printk(BIOS_DEBUG, "%s: DIMMSetVoltage\n", __func__); - DIMMSetVoltages(pMCTstat, pDCTstatA); /* Set the DIMM voltages (mainboard specific) */ - #endif -+ if (!IS_ENABLED(CONFIG_DIMM_VOLTAGE_SET_SUPPORT)) { -+ /* Assume 1.5V operation */ -+ for (Node = 0; Node < MAX_NODES_SUPPORTED; Node++) { -+ struct DCTStatStruc *pDCTstat; -+ pDCTstat = pDCTstatA + Node; -+ -+ if (!pDCTstat->NodePresent) -+ continue; -+ -+ for (dimm = 0; dimm < MAX_DIMMS_SUPPORTED; dimm++) { -+ if (pDCTstat->DIMMValid & (1 << dimm)) -+ pDCTstat->DimmConfiguredVoltage[dimm] = 0x1; -+ } -+ } -+ } - - /* If DIMM configuration has not changed since last boot restore training values */ - allow_config_restore = 1; --- -2.1.4 - |