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authorKerry Sheh <shekairui@gmail.com>2011-10-12 12:06:23 +0800
committerPatrick Georgi <patrick@georgi-clan.de>2011-10-23 14:08:20 +0200
commitf3b0500050050e4f103e42fdcf111af232fa874b (patch)
tree157915dbe8453cb0c307ca43fa79017b6ec6c446 /src
parentd7ecfa7c152da59cf76b5dfd8ff4ef1313a74260 (diff)
SB800: Hide unused gpp ports
Add configure option SB_GPP_UNHIDE_PORTS for mainboard to hide/unhide the unused sb800 gpp ports. Certain gpp port should be hidden, if no device was detected and hotplug feature is disabled for such port. Hidden unused ports makes lspci -vvv get more accurate information under Linux. Test on avalue/eax-785e mainboard. Change-Id: I1d7df0f2ab6ad69b1b99b8bf046411ae7cdb09c0 Signed-off-by: Kerry Sheh <kerry.she@amd.com> Signed-off-by: Kerry Sheh <shekairui@gmail.com> Reviewed-on: http://review.coreboot.org/207 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>
Diffstat (limited to 'src')
-rw-r--r--src/mainboard/advansus/a785e-i/platform_cfg.h6
-rw-r--r--src/mainboard/amd/inagua/platform_cfg.h6
-rw-r--r--src/mainboard/amd/persimmon/platform_cfg.h6
-rw-r--r--src/mainboard/asrock/e350m1/platform_cfg.h6
-rw-r--r--src/southbridge/amd/cimx/sb800/cfg.c2
5 files changed, 25 insertions, 1 deletions
diff --git a/src/mainboard/advansus/a785e-i/platform_cfg.h b/src/mainboard/advansus/a785e-i/platform_cfg.h
index ee68386189..5fd49d6b6a 100644
--- a/src/mainboard/advansus/a785e-i/platform_cfg.h
+++ b/src/mainboard/advansus/a785e-i/platform_cfg.h
@@ -211,6 +211,12 @@
*/
#define SB_GPP_GEN2 TRUE
+/**
+ * @def SB_GPP_UNHIDE_PORTS
+ * TRUE - ports visable always, even port empty
+ * FALSE - ports invisable if port empty
+ */
+#define SB_GPP_UNHIDE_PORTS FALSE
/**
* @def GEC_CONFIG
diff --git a/src/mainboard/amd/inagua/platform_cfg.h b/src/mainboard/amd/inagua/platform_cfg.h
index 4a3f080d67..aa7cb5c05c 100644
--- a/src/mainboard/amd/inagua/platform_cfg.h
+++ b/src/mainboard/amd/inagua/platform_cfg.h
@@ -213,6 +213,12 @@
*/
#define SB_GPP_GEN2 TRUE
+/**
+ * @def SB_GPP_UNHIDE_PORTS
+ * TRUE - ports visable always, even port empty
+ * FALSE - ports invisable if port empty
+ */
+#define SB_GPP_UNHIDE_PORTS FALSE
/**
* @def GEC_CONFIG
diff --git a/src/mainboard/amd/persimmon/platform_cfg.h b/src/mainboard/amd/persimmon/platform_cfg.h
index e4fedd9336..66aab8bf4b 100644
--- a/src/mainboard/amd/persimmon/platform_cfg.h
+++ b/src/mainboard/amd/persimmon/platform_cfg.h
@@ -213,6 +213,12 @@
*/
#define SB_GPP_GEN2 TRUE
+/**
+ * @def SB_GPP_UNHIDE_PORTS
+ * TRUE - ports visable always, even port empty
+ * FALSE - ports invisable if port empty
+ */
+#define SB_GPP_UNHIDE_PORTS FALSE
/**
* @def GEC_CONFIG
diff --git a/src/mainboard/asrock/e350m1/platform_cfg.h b/src/mainboard/asrock/e350m1/platform_cfg.h
index a0cbd118f9..6aa31d2cdb 100644
--- a/src/mainboard/asrock/e350m1/platform_cfg.h
+++ b/src/mainboard/asrock/e350m1/platform_cfg.h
@@ -213,6 +213,12 @@
*/
#define SB_GPP_GEN2 TRUE
+/**
+ * @def SB_GPP_UNHIDE_PORTS
+ * TRUE - ports visable always, even port empty
+ * FALSE - ports invisable if port empty
+ */
+#define SB_GPP_UNHIDE_PORTS FALSE
/**
* @def GEC_CONFIG
diff --git a/src/southbridge/amd/cimx/sb800/cfg.c b/src/southbridge/amd/cimx/sb800/cfg.c
index a34dd14baa..2998fa2ff1 100644
--- a/src/southbridge/amd/cimx/sb800/cfg.c
+++ b/src/southbridge/amd/cimx/sb800/cfg.c
@@ -108,7 +108,7 @@ void sb800_cimx_config(AMDSBCFG *sb_config)
sb_config->PORTCONFIG[1].PortCfg.PortPresent = CIMX_OPTION_ENABLED;
sb_config->PORTCONFIG[2].PortCfg.PortPresent = CIMX_OPTION_ENABLED;
sb_config->PORTCONFIG[3].PortCfg.PortPresent = CIMX_OPTION_ENABLED;
- sb_config->GppUnhidePorts = TRUE; //visable always, even port empty
+ sb_config->GppUnhidePorts = SB_GPP_UNHIDE_PORTS;
sb_config->NbSbGen2 = NB_SB_GEN2;
sb_config->GppGen2 = SB_GPP_GEN2;