diff options
Diffstat (limited to 'resources/libreboot/patch/kgpe-d16/0027-northbridge-amd-amdmct-mct_ddr3-Fix-failing-S3-resum.patch')
-rw-r--r-- | resources/libreboot/patch/kgpe-d16/0027-northbridge-amd-amdmct-mct_ddr3-Fix-failing-S3-resum.patch | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/resources/libreboot/patch/kgpe-d16/0027-northbridge-amd-amdmct-mct_ddr3-Fix-failing-S3-resum.patch b/resources/libreboot/patch/kgpe-d16/0027-northbridge-amd-amdmct-mct_ddr3-Fix-failing-S3-resum.patch new file mode 100644 index 0000000..852fc39 --- /dev/null +++ b/resources/libreboot/patch/kgpe-d16/0027-northbridge-amd-amdmct-mct_ddr3-Fix-failing-S3-resum.patch @@ -0,0 +1,53 @@ +From ade973158610c177dcdaa98cef1b44ebd6ad9255 Mon Sep 17 00:00:00 2001 +From: Timothy Pearson <tpearson@raptorengineeringinc.com> +Date: Mon, 1 Jun 2015 02:40:24 -0500 +Subject: [PATCH 027/139] northbridge/amd/amdmct/mct_ddr3: Fix failing S3 + resume + +Change-Id: I852a8132ff2f39f9297447455ad03d728ce9c5f6 +Signed-off-by: Timothy Pearson <tpearson@raptorengineeringinc.com> +--- + src/northbridge/amd/amdmct/mct_ddr3/s3utils.c | 16 +++++++++++++--- + 1 file changed, 13 insertions(+), 3 deletions(-) + +diff --git a/src/northbridge/amd/amdmct/mct_ddr3/s3utils.c b/src/northbridge/amd/amdmct/mct_ddr3/s3utils.c +index 1dcbea0..c9bcac1 100644 +--- a/src/northbridge/amd/amdmct/mct_ddr3/s3utils.c ++++ b/src/northbridge/amd/amdmct/mct_ddr3/s3utils.c +@@ -602,7 +602,9 @@ int8_t save_mct_information_to_nvram(void) + int8_t restore_mct_information_from_nvram(void) + { + ssize_t s3nv_offset; +- struct amd_s3_persistent_data persistent_data; ++ ssize_t s3nv_file_offset; ++ void * s3nv_cbfs_file_ptr; ++ struct amd_s3_persistent_data *persistent_data; + + /* Obtain CBFS file offset */ + s3nv_offset = get_s3nv_file_offset(); +@@ -610,11 +612,19 @@ int8_t restore_mct_information_from_nvram(void) + return -1; + + /* Align flash pointer to nearest boundary */ ++ s3nv_file_offset = s3nv_offset; + s3nv_offset &= ~(CONFIG_S3_DATA_SIZE-1); + s3nv_offset += CONFIG_S3_DATA_SIZE; ++ s3nv_file_offset = s3nv_offset - s3nv_file_offset; + +- cbfs_read(CBFS_DEFAULT_MEDIA, &persistent_data, s3nv_offset, sizeof(struct amd_s3_persistent_data)); +- restore_mct_data_from_save_variable(&persistent_data); ++ /* Map data structure in CBFS and restore settings */ ++ s3nv_cbfs_file_ptr = cbfs_boot_map_with_leak(S3NV_FILE_NAME, CBFS_TYPE_RAW, NULL); ++ if (!s3nv_cbfs_file_ptr) { ++ printk(BIOS_DEBUG, "S3 state file could not be mapped: %s\n", S3NV_FILE_NAME); ++ return -1; ++ } ++ persistent_data = (s3nv_cbfs_file_ptr + s3nv_file_offset); ++ restore_mct_data_from_save_variable(persistent_data); + + return 0; + } +\ No newline at end of file +-- +1.9.1 + |