Revision: linuxbios@linuxbios.org--devel/freebios--devel--2.0--patch-19

Creator:  Ronald G. Minnich <rminnich@lanl.gov>


git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1935 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

1 files changed, 118 insertions, 0 deletions

diff --git a/src/mainboard/digitallogic/msm586seg/auto.c b/src/mainboard/digitallogic/msm586seg/auto.c
new file mode 100644
index 0000000000..961f5481ee
--- /dev/null
+++ b/src/mainboard/digitallogic/msm586seg/auto.c
@@ -0,0 +1,118 @@
+#define ASSEMBLY 1
+#define ASM_CONSOLE_LOGLEVEL 8
+#include <stdint.h>
+#include <device/pci_def.h>
+#include <arch/io.h>
+#include <device/pnp_def.h>
+#include <arch/romcc_io.h>
+#include <arch/hlt.h>
+#include "pc80/mc146818rtc_early.c"
+#include "pc80/serial.c"
+#include "arch/i386/lib/console.c"
+#include "ram/ramtest.c"
+#include "cpu/x86/mtrr/earlymtrr.c"
+#include "cpu/x86/bist.h"
+#include "cpu/amd/sc520/raminit.c"
+
+
+static void hard_reset(void)
+{
+}
+
+static void memreset_setup(void)
+{
+}
+
+static void memreset(int controllers, const struct mem_controller *ctrl)
+{
+}
+
+
+
+static inline void activate_spd_rom(const struct mem_controller *ctrl)
+{
+        /* nothing to do */
+}
+ 
+static inline int spd_read_byte(unsigned device, unsigned address)
+{
+	return smbus_read_byte(device, address);
+}
+
+#include "sdram/generic_sdram.c"
+
+static void main(unsigned long bist)
+{
+	static const struct mem_controller memctrl[] = {
+		{
+			.d0 = PCI_DEV(0, 0, 0),
+			.channel0 = { (0xa<<3)|0, 0 },
+		},
+	};
+
+	if (bist == 0) {
+		early_mtrr_init();
+	}
+        
+        uart_init();
+        console_init();
+
+
+	/* Halt if there was a built in self test failure */
+	report_bist_failure(bist);
+	
+
+#if 0
+	print_pci_devices();
+#endif
+
+	if(!bios_reset_detected()) {
+        	enable_smbus();
+#if 0
+      	dump_spd_registers(&memctrl[0]);
+	//        	dump_smbus_registers();
+#endif
+
+
+		memreset_setup();
+
+		sdram_initialize(sizeof(memctrl)/sizeof(memctrl[0]), memctrl);
+
+	} 
+#if 0
+	else {
+		        /* clear memory 1meg */
+        __asm__ volatile(
+                "1: \n\t"
+                "movl %0, %%fs:(%1)\n\t"
+                "addl $4,%1\n\t"
+                "subl $4,%2\n\t"
+                "jnz 1b\n\t"
+                :
+                : "a" (0), "D" (0), "c" (1024*1024)
+                ); 
+	
+	}
+#endif
+
+#if 0
+	dump_pci_devices();
+#endif
+#if 0
+	dump_pci_device(PCI_DEV(0, 0, 0));
+#endif
+
+/*
+#if  0
+	ram_check(0x00000000, msr.lo+(msr.hi<<32));
+#else
+#if 0
+	// Check 16MB of memory @ 0
+	ram_check(0x00000000, 0x01000000);
+#else
+	// Check 16MB of memory @ 2GB 
+	ram_check(0x80000000, 0x81000000);
+#endif
+#endif
+*/
+}