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Create properties for an oldworld machine if needed.

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If arch is ppc and machine arch id is heathrow, we create:

- properties in root node for a powermac beige
  (Linux says "Powermac G3 (Silk)")

- "AAPL,interrupts" and "AAPL,address" properties in PCI device tree.



git-svn-id: svn://coreboot.org/openbios/openbios-devel@388 f158a5a8-5612-0410-a976-696ce0be7e32
This commit is contained in:
Laurent Vivier
2009-01-11 01:03:16 +00:00
parent c93afa0cca
commit 358bee9e5d
5 changed files with 141 additions and 10 deletions
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30
drivers/pci.c
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@@ -291,6 +291,30 @@ static inline void pci_decode_pci_addr(pci_addr addr, int *flags,
}
}
/*
* "Designing PCI Cards and Drivers for Power Macintosh Computers", p. 454
*
* "AAPL,address" provides an array of 32-bit logical addresses
* Nth entry corresponding to Nth "assigned-address" base address entry.
*/
static void pci_set_AAPL_address(const pci_config_t *config)
{
phandle_t dev = get_cur_dev();
cell props[7];
int ncells, i;
ncells = 0;
for (i = 0; i < 6; i++) {
if (!config->assigned[i] || !config->sizes[i])
continue;
props[ncells++] = config->assigned[i] & ~0x0000000F;
}
if (ncells)
set_property(dev, "AAPL,address", (char *)props,
ncells * sizeof(cell));
}
static void pci_set_assigned_addresses(const pci_config_t *config)
{
phandle_t dev = get_cur_dev();
@@ -452,8 +476,11 @@ static void ob_pci_add_properties(pci_addr addr, const pci_dev_t *pci_dev,
set_int_property(dev, "revision-id", rev);
set_int_property(dev, "class-code", class_code << 8);
if (config->irq_pin)
if (config->irq_pin) {
OLDWORLD(set_int_property(dev, "AAPL,interrupts",
config->irq_line));
set_int_property(dev, "interrupts", config->irq_pin);
}
set_int_property(dev, "min-grant", pci_config_read8(addr, PCI_MIN_GNT));
set_int_property(dev, "max-latency", pci_config_read8(addr, PCI_MAX_LAT));
@@ -510,6 +537,7 @@ static void ob_pci_add_properties(pci_addr addr, const pci_dev_t *pci_dev,
pci_set_reg(config);
pci_set_assigned_addresses(config);
OLDWORLD(pci_set_AAPL_address(config));
#ifdef CONFIG_DEBUG_PCI
printk("\n");