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Diffstat (limited to 'board/amcc/katmai/katmai.c')
-rw-r--r--board/amcc/katmai/katmai.c25
1 files changed, 19 insertions, 6 deletions
diff --git a/board/amcc/katmai/katmai.c b/board/amcc/katmai/katmai.c
index b804d55..a49066f 100644
--- a/board/amcc/katmai/katmai.c
+++ b/board/amcc/katmai/katmai.c
@@ -34,6 +34,8 @@
#undef PCIE_ENDPOINT
/* #define PCIE_ENDPOINT 1 */
+DECLARE_GLOBAL_DATA_PTR;
+
int ppc440spe_init_pcie_rootport(int port);
void ppc440spe_setup_pcie(struct pci_controller *hose, int port);
@@ -322,8 +324,6 @@ int pci_pre_init(struct pci_controller * hose )
#if defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT)
void pci_target_init(struct pci_controller * hose )
{
- DECLARE_GLOBAL_DATA_PTR;
-
/*-------------------------------------------------------------------+
* Disable everything
*-------------------------------------------------------------------*/
@@ -392,16 +392,18 @@ int katmai_pcie_card_present(int port)
static struct pci_controller pcie_hose[3] = {{0},{0},{0}};
-void pcie_setup_hoses(void)
+void pcie_setup_hoses(int busno)
{
struct pci_controller *hose;
int i, bus;
+ char *env;
+ unsigned int delay;
/*
* assume we're called after the PCIX hose is initialized, which takes
* bus ID 0 and therefore start numbering PCIe's from 1.
*/
- bus = 1;
+ bus = busno;
for (i = 0; i <= 2; i++) {
/* Check for katmai card presence */
if (!katmai_pcie_card_present(i))
@@ -418,8 +420,8 @@ void pcie_setup_hoses(void)
hose = &pcie_hose[i];
hose->first_busno = bus;
- hose->last_busno = bus;
- bus++;
+ hose->last_busno = bus;
+ hose->current_busno = bus;
/* setup mem resource */
pci_set_region(hose->regions + 0,
@@ -439,10 +441,21 @@ void pcie_setup_hoses(void)
*/
#else
ppc440spe_setup_pcie_rootpoint(hose, i);
+
+ env = getenv ("pciscandelay");
+ if (env != NULL) {
+ delay = simple_strtoul (env, NULL, 10);
+ if (delay > 5)
+ printf ("Warning, expect noticable delay before PCIe"
+ "scan due to 'pciscandelay' value!\n");
+ mdelay (delay * 1000);
+ }
+
/*
* Config access can only go down stream
*/
hose->last_busno = pci_hose_scan(hose);
+ bus = hose->last_busno + 1;
#endif
}
}