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authorRonald G. Minnich <rminnich@gmail.com>2005-10-19 17:02:34 +0000
committerRonald G. Minnich <rminnich@gmail.com>2005-10-19 17:02:34 +0000
commit20d943d9f982f777ac7d97bce56367fc4a2e6a95 (patch)
treeb97b7ea3e1baf105fbf84879a5216e0e16f734f3 /src/mainboard/dell/s1850/debug.c
parent3182cad1a3835f411bd73cce06d2b3ebc4be4aa4 (diff)
adding support for dell 1850
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2054 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/mainboard/dell/s1850/debug.c')
-rw-r--r--src/mainboard/dell/s1850/debug.c330
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");
+ }
+}