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-rw-r--r--src/northbridge/amd/lx/Kconfig6
-rw-r--r--src/northbridge/amd/lx/grphinit.c43
-rw-r--r--src/northbridge/amd/lx/northbridgeinit.c3
3 files changed, 47 insertions, 5 deletions
diff --git a/src/northbridge/amd/lx/Kconfig b/src/northbridge/amd/lx/Kconfig
index 002cc8a7aa..75a93a148d 100644
--- a/src/northbridge/amd/lx/Kconfig
+++ b/src/northbridge/amd/lx/Kconfig
@@ -1,4 +1,8 @@
config NORTHBRIDGE_AMD_LX
bool
select HAVE_HIGH_TABLES
-
+
+config VIDEO_MB
+ int
+ default 8
+ depends on NORTHBRIDGE_AMD_LX
diff --git a/src/northbridge/amd/lx/grphinit.c b/src/northbridge/amd/lx/grphinit.c
index e505f77580..1312d78f84 100644
--- a/src/northbridge/amd/lx/grphinit.c
+++ b/src/northbridge/amd/lx/grphinit.c
@@ -22,6 +22,45 @@
#include <stdint.h>
#include <cpu/amd/vr.h>
#include <console/console.h>
+#include <cpu/amd/lxdef.h>
+#include <cpu/x86/msr.h>
+#include <stdlib.h>
+
+void geodelx_vga_msr_init(void);
+void graphics_init(void);
+
+struct msrinit {
+ u32 msrnum;
+ msr_t msr;
+};
+
+static const struct msrinit geodelx_vga_msr[] = {
+ /* Enable the GLIU Memory routing to the hardware
+ * PDID1 : Port 4, GLIU0
+ * PBASE : 0x000A0
+ * PMASK : 0xFFFE0
+ */
+ {.msrnum = MSR_GLIU0_BASE4, {.lo = 0x0a0fffe0, .hi = 0x80000000}},
+ /* Enable the GLIU IO Routing
+ * IDID : Port 4, GLIU0
+ * IBASE : 0x003c0
+ * IMASK : 0xffff0
+ */
+ {.msrnum = GLIU0_IOD_BM_0, {.lo = 0x3c0ffff0, .hi = 0x80000000}},
+ /* Enable the GLIU IO Routing
+ * IDID : Port 4, GLIU0
+ * IBASE : 0x003d0
+ * IMASK : 0xffff0
+ */
+ {.msrnum = GLIU0_IOD_BM_1, {.lo = 0x3d0ffff0, .hi = 0x80000000}},
+};
+
+void geodelx_vga_msr_init(void)
+{
+ int i;
+ for (i = 0; i < ARRAY_SIZE(geodelx_vga_msr); i++)
+ wrmsr(geodelx_vga_msr[i].msrnum, geodelx_vga_msr[i].msr);
+}
/*
* This function mirrors the Graphics_Init routine in GeodeROM.
@@ -32,7 +71,9 @@ void graphics_init(void)
/* SoftVG initialization */
printk_debug("Graphics init...\n");
-
+
+ geodelx_vga_msr_init();
+
/* Call SoftVG with the main configuration parameters. */
/* NOTE: SoftVG expects the memory size to be given in 2MB blocks */
diff --git a/src/northbridge/amd/lx/northbridgeinit.c b/src/northbridge/amd/lx/northbridgeinit.c
index 4f00a80891..8c7a7a8af6 100644
--- a/src/northbridge/amd/lx/northbridgeinit.c
+++ b/src/northbridge/amd/lx/northbridgeinit.c
@@ -99,7 +99,6 @@ struct msrinit GeodeLinkPriorityTable[] = {
{0x0FFFFFFFF, {0x0FFFFFFFF, 0x0FFFFFFFF}}, /* END */
};
-extern int sizeram(void);
static void writeglmsr(struct gliutable *gl)
{
@@ -122,7 +121,6 @@ static void ShadowInit(struct gliutable *gl)
}
}
-extern int sizeram(void);
static void SysmemInit(struct gliutable *gl)
{
msr_t msr;
@@ -749,7 +747,6 @@ uint32_t get_systop(void)
/* ***************************************************************************/
void northbridge_init_early(void)
{
- msr_t msr;
int i;
printk_debug("Enter %s\n", __func__);