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authorSubrata Banik <subrata.banik@intel.com>2021-10-26 20:46:21 +0530
committerSubrata Banik <subrata.banik@intel.com>2021-11-11 09:10:10 +0000
commit6de8b424824069345714001766b389f0b992df8e (patch)
treeff3b4a308ce58213e068e7709584b3fdb04b98f5 /src/mainboard/scaleway
parent9a3bde0581a574956dd57ca24683c41ac7e0edfc (diff)
arch/x86: Refactor the SMBIOS type 17 write function
List of changes: 1. Create Module Type macros as per Memory Type (i.e. DDR2/DDR3/DDR4/DDR5/LPDDR4/LPDDR5) and fix compilation issue due to renaming of existing macros due to scoping the Memory Type. 2. Use dedicated Memory Type and Module type for `Form Factor` and `TypeDetail` conversion using `get_spd_info()` function. 3. Create a new API (convert_form_factor_to_module_type()) for `Form Factor` to 'Module type' conversion as per `Memory Type`. 4. Add new argument as `Memory Type` to smbios_form_factor_to_spd_mod_type() so that it can internally call convert_form_factor_to_module_type() for `Module Type` conversion. 5. Update `test_smbios_form_factor_to_spd_mod_type()` to accommodate different memory types. 6. Skip fixed module type to form factor conversion using DDR2 SPD4 specification (inside dimm_info_fill()). Refer to datasheet SPD4.1.2.M-1 for LPDDRx and SPD4.1.2.L-3 for DDRx. BUG=b:194659789 TEST=Refer to dmidecode -t 17 output as below: Without this code change: Handle 0x0012, DMI type 17, 40 bytes Memory Device Array Handle: 0x000A Error Information Handle: Not Provided Total Width: 16 bits Data Width: 16 bits Size: 2048 MB Form Factor: Unknown .... With this code change: Handle 0x0012, DMI type 17, 40 bytes Memory Device Array Handle: 0x000A Error Information Handle: Not Provided Total Width: 16 bits Data Width: 16 bits Size: 2048 MB Form Factor: Row Of Chips .... Change-Id: Ia337ac8f50b61ae78d86a07c7a86aa9c248bad50 Signed-off-by: Subrata Banik <subrata.banik@intel.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/56628 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Jakub Czapiga <jacz@semihalf.com> Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Diffstat (limited to 'src/mainboard/scaleway')
-rw-r--r--src/mainboard/scaleway/tagada/ramstage.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mainboard/scaleway/tagada/ramstage.c b/src/mainboard/scaleway/tagada/ramstage.c
index 6d5d3ff4fd..bb0a385f7e 100644
--- a/src/mainboard/scaleway/tagada/ramstage.c
+++ b/src/mainboard/scaleway/tagada/ramstage.c
@@ -83,5 +83,5 @@ void mainboard_add_dimm_info(
int channel, int dimm, int index)
{
/* Mainboard only has DDR4 DIMM slots */
- mem_info->dimm[index].mod_type = SPD_UDIMM;
+ mem_info->dimm[index].mod_type = DDR4_SPD_UDIMM;
}