adding support for dell 1850

git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2054 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

1 files changed, 330 insertions, 0 deletions

diff --git a/src/mainboard/dell/s1850/debug.c b/src/mainboard/dell/s1850/debug.c
new file mode 100644
index 0000000000..5546421156
--- /dev/null
+++ b/src/mainboard/dell/s1850/debug.c
@@ -0,0 +1,330 @@
+#define SMBUS_MEM_DEVICE_START 0x50
+#define SMBUS_MEM_DEVICE_END 0x57
+#define SMBUS_MEM_DEVICE_INC 1
+
+static void print_reg(unsigned char index)
+{
+        unsigned char data;
+                                                                                
+        outb(index, 0x2e);
+        data = inb(0x2f);
+	print_debug("0x");
+	print_debug_hex8(index);
+	print_debug(": 0x");
+	print_debug_hex8(data);
+	print_debug("\r\n");
+        return;
+}
+        
+static void xbus_en(void)
+{
+        /* select the XBUS function in the SIO */
+        outb(0x07, 0x2e);
+        outb(0x0f, 0x2f);
+        outb(0x30, 0x2e);
+        outb(0x01, 0x2f);
+	return;
+}
+                                                                        
+static void setup_func(unsigned char func)
+{
+        /* select the function in the SIO */
+        outb(0x07, 0x2e);
+        outb(func, 0x2f);
+        /* print out the regs */
+        print_reg(0x30);
+        print_reg(0x60);
+        print_reg(0x61);
+        print_reg(0x62);
+        print_reg(0x63);
+        print_reg(0x70);
+        print_reg(0x71);
+        print_reg(0x74);
+        print_reg(0x75);
+        return;
+}
+                                                                                
+static void siodump(void)
+{
+        int i;
+        unsigned char data;
+       
+	 print_debug("\r\n*** SERVER I/O REGISTERS ***\r\n");
+        for (i=0x10; i<=0x2d; i++) {
+                print_reg((unsigned char)i);
+        }
+#if 0                                                                         
+        print_debug("\r\n*** XBUS REGISTERS ***\r\n");
+        setup_func(0x0f);
+        for (i=0xf0; i<=0xff; i++) {
+                print_reg((unsigned char)i);
+        }
+                                                                                
+        print_debug("\r\n***  SERIAL 1 CONFIG REGISTERS ***\r\n");
+        setup_func(0x03);
+        print_reg(0xf0);
+                                                                                
+        print_debug("\r\n***  SERIAL 2 CONFIG REGISTERS ***\r\n");
+        setup_func(0x02);
+        print_reg(0xf0);
+
+#endif
+        print_debug("\r\n***  GPIO REGISTERS ***\r\n");
+        setup_func(0x07);
+        for (i=0xf0; i<=0xf8; i++) {
+                print_reg((unsigned char)i);
+        }
+        print_debug("\r\n***  GPIO VALUES ***\r\n");
+        data = inb(0x68a);
+	print_debug("\r\nGPDO 4: 0x");
+	print_debug_hex8(data);
+        data = inb(0x68b);
+	print_debug("\r\nGPDI 4: 0x");
+	print_debug_hex8(data);
+	print_debug("\r\n");
+	
+#if 0                                                                                
+                                                                                
+        print_debug("\r\n***  WATCHDOG TIMER REGISTERS ***\r\n");
+        setup_func(0x0a);
+        print_reg(0xf0);
+                                                                                
+        print_debug("\r\n***  FAN CONTROL REGISTERS ***\r\n");
+        setup_func(0x09);
+        print_reg(0xf0);
+        print_reg(0xf1);
+
+        print_debug("\r\n***  RTC REGISTERS ***\r\n");
+        setup_func(0x10);
+        print_reg(0xf0);
+        print_reg(0xf1);
+        print_reg(0xf3);
+        print_reg(0xf6);
+        print_reg(0xf7);
+        print_reg(0xfe);
+        print_reg(0xff);
+                                                                                
+        print_debug("\r\n***  HEALTH MONITORING & CONTROL REGISTERS ***\r\n");
+        setup_func(0x14);
+        print_reg(0xf0);
+#endif                                                                           
+        return;
+}
+
+static void print_debug_pci_dev(unsigned dev)
+{
+	print_debug("PCI: ");
+	print_debug_hex8((dev >> 16) & 0xff);
+	print_debug_char(':');
+	print_debug_hex8((dev >> 11) & 0x1f);
+	print_debug_char('.');
+	print_debug_hex8((dev >> 8) & 7);
+}
+
+static void print_pci_devices(void)
+{
+	device_t dev;
+	for(dev = PCI_DEV(0, 0, 0); 
+		dev <= PCI_DEV(0, 0x1f, 0x7); 
+		dev += PCI_DEV(0,0,1)) {
+		uint32_t id;
+		id = pci_read_config32(dev, PCI_VENDOR_ID);
+		if (((id & 0xffff) == 0x0000) || ((id & 0xffff) == 0xffff) ||
+			(((id >> 16) & 0xffff) == 0xffff) ||
+			(((id >> 16) & 0xffff) == 0x0000)) {
+			continue;
+		}
+		print_debug_pci_dev(dev);
+		print_debug("\r\n");
+	}
+}
+
+static void dump_pci_device(unsigned dev)
+{
+	int i;
+	print_debug_pci_dev(dev);
+	print_debug("\r\n");
+	
+	for(i = 0; i <= 255; i++) {
+		unsigned char val;
+		if ((i & 0x0f) == 0) {
+			print_debug_hex8(i);
+			print_debug_char(':');
+		}
+		val = pci_read_config8(dev, i);
+		print_debug_char(' ');
+		print_debug_hex8(val);
+		if ((i & 0x0f) == 0x0f) {
+			print_debug("\r\n");
+		}
+	}
+}
+
+static void dump_bar14(unsigned dev)
+{
+	int i;
+	unsigned long bar;
+	
+	print_debug("BAR 14 Dump\r\n");
+	
+	bar = pci_read_config32(dev, 0x14);
+	for(i = 0; i <= 0x300; i+=4) {
+#if 0		
+		unsigned char val;
+		if ((i & 0x0f) == 0) {
+			print_debug_hex8(i);
+			print_debug_char(':');
+		}
+		val = pci_read_config8(dev, i);
+#endif		
+		if((i%4)==0) {
+		print_debug("\r\n");
+		print_debug_hex16(i);
+		print_debug_char(' ');
+		}
+		print_debug_hex32(read32(bar + i));
+		print_debug_char(' ');
+	}
+	print_debug("\r\n");
+}
+
+static void dump_pci_devices(void)
+{
+	device_t dev;
+	for(dev = PCI_DEV(0, 0, 0); 
+		dev <= PCI_DEV(0, 0x1f, 0x7); 
+		dev += PCI_DEV(0,0,1)) {
+		uint32_t id;
+		id = pci_read_config32(dev, PCI_VENDOR_ID);
+		if (((id & 0xffff) == 0x0000) || ((id & 0xffff) == 0xffff) ||
+			(((id >> 16) & 0xffff) == 0xffff) ||
+			(((id >> 16) & 0xffff) == 0x0000)) {
+			continue;
+		}
+		dump_pci_device(dev);
+	}
+}
+
+#if 0
+static void dump_spd_registers(const struct mem_controller *ctrl)
+{
+	int i;
+	print_debug("\r\n");
+	for(i = 0; i < 4; i++) {
+		unsigned device;
+		device = ctrl->channel0[i];
+		if (device) {
+			int j;
+			print_debug("dimm: "); 
+			print_debug_hex8(i); 
+			print_debug(".0: ");
+			print_debug_hex8(device);
+			for(j = 0; j < 256; j++) {
+				int status;
+				unsigned char byte;
+				if ((j & 0xf) == 0) {
+					print_debug("\r\n");
+					print_debug_hex8(j);
+					print_debug(": ");
+				}
+				status = smbus_read_byte(device, j);
+				if (status < 0) {
+					print_debug("bad device\r\n");
+					break;
+				}
+				byte = status & 0xff;
+				print_debug_hex8(byte);
+				print_debug_char(' ');
+			}
+			print_debug("\r\n");
+		}
+		device = ctrl->channel1[i];
+		if (device) {
+			int j;
+			print_debug("dimm: "); 
+			print_debug_hex8(i); 
+			print_debug(".1: ");
+			print_debug_hex8(device);
+			for(j = 0; j < 256; j++) {
+				int status;
+				unsigned char byte;
+				if ((j & 0xf) == 0) {
+					print_debug("\r\n");
+					print_debug_hex8(j);
+					print_debug(": ");
+				}
+				status = smbus_read_byte(device, j);
+				if (status < 0) {
+					print_debug("bad device\r\n");
+					break;
+				}
+				byte = status & 0xff;
+				print_debug_hex8(byte);
+				print_debug_char(' ');
+			}
+			print_debug("\r\n");
+		}
+	}
+}
+#endif
+
+void dump_spd_registers(void)
+{
+        unsigned device;
+        device = SMBUS_MEM_DEVICE_START;
+        while(device <= SMBUS_MEM_DEVICE_END) {
+                int status = 0;
+                int i;
+        	print_debug("\r\n");
+                print_debug("dimm ");
+		print_debug_hex8(device);
+		
+                for(i = 0; (i < 256) ; i++) {
+	                unsigned char byte;
+                        if ((i % 16) == 0) {
+				print_debug("\r\n");
+				print_debug_hex8(i);
+				print_debug(": ");
+                        }
+			status = smbus_read_byte(device, i);
+                        if (status < 0) {
+			         print_debug("bad device: ");
+				 print_debug_hex8(-status);
+				 print_debug("\r\n");
+			         break; 
+			}
+			print_debug_hex8(status);
+			print_debug_char(' ');
+		}
+		device += SMBUS_MEM_DEVICE_INC;
+		print_debug("\n");
+	}
+}
+
+void dump_ipmi_registers(void)
+{
+        unsigned device;
+        device = 0x42;
+        while(device <= 0x42) {
+                int status = 0;
+                int i;
+        	print_debug("\r\n");
+                print_debug("ipmi ");
+		print_debug_hex8(device);
+		
+                for(i = 0; (i < 8) ; i++) {
+	                unsigned char byte;
+			status = smbus_read_byte(device, 2);
+                        if (status < 0) {
+			         print_debug("bad device: ");
+				 print_debug_hex8(-status);
+				 print_debug("\r\n");
+			         break; 
+			}
+			print_debug_hex8(status);
+			print_debug_char(' ');
+		}
+		device += SMBUS_MEM_DEVICE_INC;
+		print_debug("\n");
+	}
+}