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Create "ranges" property (Laurent Vivier)

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git-svn-id: svn://coreboot.org/openbios/openbios-devel@367 f158a5a8-5612-0410-a976-696ce0be7e32
This commit is contained in:
Blue Swirl
2009-01-07 15:53:14 +00:00
parent 525283b17f
commit 7986b6ac9d
1 changed files with 38 additions and 0 deletions
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38
drivers/pci.c
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@@ -323,8 +323,46 @@ static void pci_set_reg(const pci_config_t *config)
set_property(dev, "reg", (char *)props, ncells * sizeof(cell));
}
static void pci_set_ranges(const pci_config_t *config)
{
phandle_t dev = get_cur_dev();
cell props[32];
int ncells;
int i;
uint32_t mask;
int flags;
int space_code;
ncells = 0;
for (i = 0; i < 6; i++) {
if (!config->assigned[i] || !config->sizes[i])
continue;
/* child address */
props[ncells++] = 0x00000000;
/* parent address */
pci_decode_pci_addr(config->assigned[i],
&flags, &space_code, &mask);
pci_encode_phys_addr(props + ncells, flags, space_code,
config->dev, 0x10 + i * 4,
config->assigned[i] & ~mask);
ncells += 3;
/* size */
props[ncells++] = config->sizes[i];
}
set_property(dev, "ranges", (char *)props, ncells * sizeof(cell));
}
int macio_config_cb (const pci_config_t *config)
{
pci_set_ranges(config);
#ifdef CONFIG_DRIVER_MACIO
ob_macio_init(config->path, config->assigned[0] & ~0x0000000F);
#endif