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git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1748 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
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@ -3,85 +3,107 @@
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#include <device/pci.h>
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#include <device/pci_ids.h>
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#include <device/pci_ops.h>
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#include <cpu/x86/msr.h>
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#include "chip.h"
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static void print_pci_regs(struct device *dev)
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{
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uint8_t byte;
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int i;
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uint8_t byte;
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int i;
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for (i = 0; i < 256; i++) {
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byte = pci_read_config8(dev, i);
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if ((i & 0xf) == 0)
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printk_debug("\n%02x:", i);
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printk_debug(" %02x", byte);
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}
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printk_debug("\n");
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for(i=0;i<256;i++) {
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byte = pci_read_config8(dev, i);
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if((i & 0xf)==0) printk_debug("\n%02x:",i);
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printk_debug(" %02x",byte);
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}
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printk_debug("\n");
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}
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static void print_mem(void)
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{
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unsigned int i;
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unsigned int i;
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unsigned int start = 0xfffff000;
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for (i = start; i < 0xffffffff; i++) {
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if ((i & 0xf) == 0)
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printk_debug("\n %08x:", i);
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printk_debug(" %02x ", (unsigned char) *((unsigned char *) i));
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}
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printk_debug(" %02x \n", (unsigned char) *((unsigned char *) i));
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for(i=start;i<0xffffffff;i++) {
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if((i & 0xf)==0) printk_debug("\n %08x:",i);
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printk_debug(" %02x",(unsigned char)*((unsigned char *)i));
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}
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printk_debug(" %02x\n",(unsigned char)*((unsigned char *)i));
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}
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}
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static void print_pci_regs_all(void)
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{
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struct device *dev;
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unsigned char i, j, k;
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struct device *dev;
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unsigned char i,j,k;
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for (i = 0; i <= 15; i++) {
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for (j = 0; j <= 0x1f; j++) {
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for (k = 0; k <= 6; k++) {
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for(i=0;i<=15;i++) {
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for(j=0;j<=0x1f;j++) {
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for (k=0;k<=6;k++){
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dev = dev_find_slot(i, PCI_DEVFN(j, k));
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if (!dev) {
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if(!dev) {
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continue;
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}
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if (!dev->enabled) {
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if(!dev->enabled) {
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continue;
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}
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printk_debug("\n%02x:%02x:%02x aka %s", i,
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j, k, dev_path(dev));
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printk_debug("\n%02x:%02x:%02x aka %s",i,j,k, dev_path(dev));
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print_pci_regs(dev);
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}
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}
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}
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}
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static void print_msr()
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{
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msr_t msr;
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unsigned index;
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unsigned eax, ebx, ecx, edx;
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index = 0x80000007;
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printk_debug("calling cpuid 0x%08x\n", index);
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asm volatile(
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"cpuid"
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: "=a" (eax), "=b" (ebx), "=c" (ecx), "=d" (edx)
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: "a" (index)
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);
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printk_debug("cpuid[%08x]: %08x %08x %08x %08x\n",
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index, eax, ebx, ecx, edx);
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if (edx & (3 << 1)) {
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index = 0xC0010042;
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printk_debug("Reading msr: 0x%08x\n", index);
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msr = rdmsr(index);
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printk_debug("msr[0x%08x]: 0x%08x%08x\n",
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index, msr.hi, msr.hi);
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}
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}
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static void debug_init(device_t dev)
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{
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unsigned bus;
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unsigned devfn;
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// print_pci_regs_all();
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print_mem();
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#if 0
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msr_t msr;
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unsigned index;
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unsigned eax, ebx, ecx, edx;
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index = 0x80000007;
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printk_debug("calling cpuid 0x%08x\n", index);
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asm volatile ("cpuid":"=a" (eax), "=b"(ebx), "=c"(ecx), "=d"(edx)
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:"a"(index)
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);
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printk_debug("cpuid[%08x]: %08x %08x %08x %08x\n",
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index, eax, ebx, ecx, edx);
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if (edx & (3 << 1)) {
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index = 0xC0010042;
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printk_debug("Reading msr: 0x%08x\n", index);
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msr = rdmsr(index);
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printk_debug("msr[0x%08x]: 0x%08x%08x\n",
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index, msr.hi, msr.hi);
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}
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device_t parent;
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switch(dev->path.u.pnp.device) {
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#if CONFIG_CHIP_NAME
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case 0:
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parent = dev->bus->dev;
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printk_debug("DEBUG: %s", dev_path(parent));
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if(parent->chip_ops && parent->chip_ops->name) {
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printk_debug(": %s\n", parent->chip_ops->name);
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} else {
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printk_debug("\n");
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}
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break;
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#endif
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case 1:
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print_pci_regs_all();
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break;
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case 2:
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print_mem();
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break;
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case 3:
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print_msr();
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break;
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}
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}
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static void debug_noop(device_t dummy)
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}
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static struct device_operations debug_operations = {
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.read_resources = debug_noop,
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.set_resources = debug_noop,
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.enable_resources = debug_noop,
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.init = debug_init,
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.read_resources = debug_noop,
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.set_resources = debug_noop,
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.enable_resources = debug_noop,
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.init = debug_init,
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};
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static void enable_dev(struct device *dev)
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struct chip_operations drivers_generic_debug_ops = {
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CHIP_NAME("Debug device")
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.enable_dev = enable_dev,
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.enable_dev = enable_dev,
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};
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@ -157,6 +157,12 @@ chip northbridge/amd/amdk8
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device pci 1.0 off end
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end
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device pci 1.0 on
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chip drivers/generic/debug
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device pnp 2.0 on end
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device pnp 2.1 off end
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device pnp 2.2 off end
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device pnp 2.3 on end
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end
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chip superio/winbond/w83627hf
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device pnp 2e.0 on # Floppy
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io 0x60 = 0x3f0
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@ -210,7 +216,14 @@ chip northbridge/amd/amdk8
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device pci 18.1 on end
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device pci 18.2 on end
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device pci 18.3 on end
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device pci 18.3 on
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# chip drivers/generic/debug
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# device pnp 1.0 on end
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# device pnp 1.1 off end
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# device pnp 1.2 off end
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# device pnp 1.3 on end
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# end
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end
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chip northbridge/amd/amdk8
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device pci 19.0 on end
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end
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end
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chip drivers/generic/debug
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device pnp 0.0 on end
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chip drivers/generic/debug
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device pnp 0.0 on end
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device pnp 0.1 off end
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device pnp 0.2 off end
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device pnp 0.3 on end
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end
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end
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