2 * generic K8 debug code, used by mainboard specific romstage.c
6 static inline void print_debug_addr(const char *str, void *val)
9 printk(BIOS_DEBUG, "------Address debug: %s%p------\n", str, val);
14 static void print_debug_pci_dev(unsigned dev)
16 printk(BIOS_DEBUG, "PCI: %02x:%02x.%02x", (dev>>20) & 0xff, (dev>>15) & 0x1f, (dev>>12) & 0x7);
19 static inline void print_pci_devices(void)
22 for(dev = PCI_DEV(0, 0, 0);
23 dev <= PCI_DEV(0xff, 0x1f, 0x7);
24 dev += PCI_DEV(0,0,1)) {
26 id = pci_read_config32(dev, PCI_VENDOR_ID);
27 if (((id & 0xffff) == 0x0000) || ((id & 0xffff) == 0xffff) ||
28 (((id >> 16) & 0xffff) == 0xffff) ||
29 (((id >> 16) & 0xffff) == 0x0000)) {
32 print_debug_pci_dev(dev);
33 printk(BIOS_DEBUG, " %04x:%04x\n", (id & 0xffff), (id>>16));
34 if(((dev>>12) & 0x07) == 0) {
36 hdr_type = pci_read_config8(dev, PCI_HEADER_TYPE);
37 if((hdr_type & 0x80) != 0x80) {
38 dev += PCI_DEV(0,0,7);
44 static void dump_pci_device(unsigned dev)
47 print_debug_pci_dev(dev);
49 for(i = 0; i < 256; i++) {
51 if ((i & 0x0f) == 0) {
52 printk(BIOS_DEBUG, "\n%02x:",i);
54 val = pci_read_config8(dev, i);
55 printk(BIOS_DEBUG, " %02x", val);
60 #if CONFIG_K8_REV_F_SUPPORT == 1
61 static uint32_t pci_read_config32_index_wait(device_t dev, uint32_t index_reg, uint32_t index);
62 static inline void dump_pci_device_index_wait(unsigned dev, uint32_t index_reg)
65 print_debug_pci_dev(dev);
66 print_debug(" -- index_reg="); print_debug_hex32(index_reg);
68 for(i = 0; i < 0x40; i++) {
71 printk(BIOS_DEBUG, "\n%02x:",i);
72 val = pci_read_config32_index_wait(dev, index_reg, i);
74 printk(BIOS_DEBUG, " %02x", val & 0xff);
83 static inline void dump_pci_devices(void)
86 for(dev = PCI_DEV(0, 0, 0);
87 dev <= PCI_DEV(0xff, 0x1f, 0x7);
88 dev += PCI_DEV(0,0,1)) {
90 id = pci_read_config32(dev, PCI_VENDOR_ID);
91 if (((id & 0xffff) == 0x0000) || ((id & 0xffff) == 0xffff) ||
92 (((id >> 16) & 0xffff) == 0xffff) ||
93 (((id >> 16) & 0xffff) == 0x0000)) {
98 if(((dev>>12) & 0x07) == 0) {
100 hdr_type = pci_read_config8(dev, PCI_HEADER_TYPE);
101 if((hdr_type & 0x80) != 0x80) {
102 dev += PCI_DEV(0,0,7);
108 static inline void dump_pci_devices_on_bus(unsigned busn)
111 for(dev = PCI_DEV(busn, 0, 0);
112 dev <= PCI_DEV(busn, 0x1f, 0x7);
113 dev += PCI_DEV(0,0,1)) {
115 id = pci_read_config32(dev, PCI_VENDOR_ID);
116 if (((id & 0xffff) == 0x0000) || ((id & 0xffff) == 0xffff) ||
117 (((id >> 16) & 0xffff) == 0xffff) ||
118 (((id >> 16) & 0xffff) == 0x0000)) {
121 dump_pci_device(dev);
123 if(((dev>>12) & 0x07) == 0) {
125 hdr_type = pci_read_config8(dev, PCI_HEADER_TYPE);
126 if((hdr_type & 0x80) != 0x80) {
127 dev += PCI_DEV(0,0,7);
133 #if CONFIG_DEBUG_SMBUS
135 static void dump_spd_registers(const struct mem_controller *ctrl)
139 for(i = 0; i < 4; i++) {
141 device = ctrl->channel0[i];
144 printk(BIOS_DEBUG, "dimm: %02x.0: %02x", i, device);
145 for(j = 0; j < 128; j++) {
148 if ((j & 0xf) == 0) {
149 printk(BIOS_DEBUG, "\n%02x: ", j);
151 status = smbus_read_byte(device, j);
155 byte = status & 0xff;
156 printk(BIOS_DEBUG, "%02x ", byte);
160 device = ctrl->channel1[i];
163 printk(BIOS_DEBUG, "dimm: %02x.1: %02x", i, device);
164 for(j = 0; j < 128; j++) {
167 if ((j & 0xf) == 0) {
168 printk(BIOS_DEBUG, "\n%02x: ", j);
170 status = smbus_read_byte(device, j);
174 byte = status & 0xff;
175 printk(BIOS_DEBUG, "%02x ", byte);
181 static void dump_smbus_registers(void)
185 for(device = 1; device < 0x80; device++) {
187 if( smbus_read_byte(device, 0) < 0 ) continue;
188 printk(BIOS_DEBUG, "smbus: %02x", device);
189 for(j = 0; j < 256; j++) {
192 status = smbus_read_byte(device, j);
196 if ((j & 0xf) == 0) {
197 printk(BIOS_DEBUG, "\n%02x: ",j);
199 byte = status & 0xff;
200 printk(BIOS_DEBUG, "%02x ", byte);
207 static inline void dump_io_resources(unsigned port)
212 printk(BIOS_DEBUG, "%04x:\n", port);
215 if ((i & 0x0f) == 0) {
216 printk(BIOS_DEBUG, "%02x:", i);
219 printk(BIOS_DEBUG, " %02x",val);
220 if ((i & 0x0f) == 0x0f) {
227 static inline void dump_mem(unsigned start, unsigned end)
230 print_debug("dump_mem:");
231 for(i=start;i<end;i++) {
233 printk(BIOS_DEBUG, "\n%08x:", i);
235 printk(BIOS_DEBUG, " %02x", (unsigned char)*((unsigned char *)i));