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Diffstat (limited to 'resources/libreboot/patch/kgpe-d16/0026-northbridge-amd-amdmct-mct_ddr3-Fix-S3-suspend-overr.patch')
-rw-r--r--resources/libreboot/patch/kgpe-d16/0026-northbridge-amd-amdmct-mct_ddr3-Fix-S3-suspend-overr.patch51
1 files changed, 51 insertions, 0 deletions
diff --git a/resources/libreboot/patch/kgpe-d16/0026-northbridge-amd-amdmct-mct_ddr3-Fix-S3-suspend-overr.patch b/resources/libreboot/patch/kgpe-d16/0026-northbridge-amd-amdmct-mct_ddr3-Fix-S3-suspend-overr.patch
new file mode 100644
index 00000000..638d21b6
--- /dev/null
+++ b/resources/libreboot/patch/kgpe-d16/0026-northbridge-amd-amdmct-mct_ddr3-Fix-S3-suspend-overr.patch
@@ -0,0 +1,51 @@
+From ff54c12aa8d07a74ff4e84a5b020f64eb554ac4c Mon Sep 17 00:00:00 2001
+From: Timothy Pearson <tpearson@raptorengineeringinc.com>
+Date: Sun, 31 May 2015 18:46:40 -0500
+Subject: [PATCH 026/139] northbridge/amd/amdmct/mct_ddr3: Fix S3 suspend
+ overrunning the stack size limit
+
+Change-Id: Id7441dacef2e46e283d1fc99d5e5fa3f20e0d097
+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 78523e8..1dcbea0 100644
+--- a/src/northbridge/amd/amdmct/mct_ddr3/s3utils.c
++++ b/src/northbridge/amd/amdmct/mct_ddr3/s3utils.c
+@@ -543,10 +543,17 @@ int8_t save_mct_information_to_nvram(void)
+
+ struct spi_flash *flash;
+ ssize_t s3nv_offset;
+- struct amd_s3_persistent_data persistent_data;
++ struct amd_s3_persistent_data *persistent_data;
++
++ /* Allocate temporary data structures */
++ persistent_data = malloc(sizeof(struct amd_s3_persistent_data));
++ if (!persistent_data) {
++ printk(BIOS_DEBUG, "Could not allocate S3 data structure in RAM\n");
++ return -1;
++ }
+
+ /* Obtain MCT configuration data */
+- copy_mct_data_to_save_variable(&persistent_data);
++ copy_mct_data_to_save_variable(persistent_data);
+
+ /* Obtain CBFS file offset */
+ s3nv_offset = get_s3nv_file_offset();
+@@ -576,7 +583,10 @@ int8_t save_mct_information_to_nvram(void)
+
+ /* Erase and write data structure */
+ flash->erase(flash, s3nv_offset, CONFIG_S3_DATA_SIZE);
+- flash->write(flash, s3nv_offset, sizeof(struct amd_s3_persistent_data), &persistent_data);
++ flash->write(flash, s3nv_offset, sizeof(struct amd_s3_persistent_data), persistent_data);
++
++ /* Deallocate temporary data structures */
++ free(persistent_data);
+
+ /* Tear down SPI flash access */
+ flash->spi->rw = SPI_WRITE_FLAG;
+--
+1.9.1
+