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sc520 support -- ethernet works

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git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2047 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Ronald G. Minnich
2005-09-23 17:08:58 +00:00
parent a25120a30f
commit 87888630b2
5 changed files with 65 additions and 11 deletions
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43
src/cpu/amd/sc520/sc520.c
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@@ -37,11 +37,31 @@ static void cpu_init(device_t dev)
}
/* Ollie says: make a northbridge/amd/sc520. Ron sez:
* there is no real northbridge, keep it here in cpu.
* Ron wins, he's writing the code.
*/
void sc520_enable_resources(struct device *dev) {
unsigned char command;
printk_spew("%s\n", __FUNCTION__);
command = pci_read_config8(dev, PCI_COMMAND);
printk_spew("========>%s, command 0x%x\n", __FUNCTION__, command);
command |= PCI_COMMAND_MEMORY | PCI_COMMAND_PARITY | PCI_COMMAND_SERR;
printk_spew("========>%s, command 0x%x\n", __FUNCTION__, command);
pci_write_config8(dev, PCI_COMMAND, command);
command = pci_read_config8(dev, PCI_COMMAND);
printk_spew("========>%s, command 0x%x\n", __FUNCTION__, command);
/*
*/
}
static struct device_operations cpu_operations = {
.read_resources = pci_dev_read_resources,
.set_resources = pci_dev_set_resources,
.enable_resources = pci_dev_enable_resources,
.enable_resources = sc520_enable_resources,
.init = cpu_init,
.enable = 0,
.ops_pci = 0,
@@ -166,10 +186,29 @@ static unsigned int pci_domain_scan_bus(device_t dev, unsigned int max)
return max;
}
static void enable_resources(device_t dev) {
printk_spew("%s\n", __FUNCTION__);
printk_spew("THIS IS FOR THE SC520 =============================\n");
/*
command = pci_read_config8(dev, PCI_COMMAND);
printk_spew("%s, command 0x%x\n", __FUNCTION__, command);
command |= PCI_COMMAND_MEMORY;
printk_spew("%s, command 0x%x\n", __FUNCTION__, command);
pci_write_config8(dev, PCI_COMMAND, command);
command = pci_read_config8(dev, PCI_COMMAND);
printk_spew("%s, command 0x%x\n", __FUNCTION__, command);
*/
enable_childrens_resources(dev);
printk_spew("%s\n", __FUNCTION__);
}
static struct device_operations pci_domain_ops = {
.read_resources = pci_domain_read_resources,
.set_resources = pci_domain_set_resources,
.enable_resources = enable_childrens_resources,
.enable_resources = enable_resources,
.init = 0,
.scan_bus = pci_domain_scan_bus,
};