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| author | Ed Swarthout <Ed.Swarthout@freescale.com> | 2007-07-11 14:51:35 -0500 |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2007-07-11 23:43:11 +0200 |
| commit | 40e81addab7bb74d20ddf681ce9babc880a828ee (patch) | |
| tree | c8e1a834d9f51fdca5404af99d846caa98edaaba | |
| parent | 3865b1fb7843a08ad49a6319a36415752276ff48 (diff) | |
| download | u-boot-imx-40e81addab7bb74d20ddf681ce9babc880a828ee.zip u-boot-imx-40e81addab7bb74d20ddf681ce9babc880a828ee.tar.gz u-boot-imx-40e81addab7bb74d20ddf681ce9babc880a828ee.tar.bz2 | |
Start pci hose scan from hose->current_busno.
Ensure hose->current_busno is not less than first_busno. This fixes
broken board code which leaves current_busno=0 when first_busno is
greater than 0 for the cases with multiple controllers.
Signed-off-by: Ed Swarthout <Ed.Swarthout@freescale.com>
| -rw-r--r-- | drivers/pci.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/pci.c b/drivers/pci.c index 050582f..4158919 100644 --- a/drivers/pci.c +++ b/drivers/pci.c @@ -490,10 +490,16 @@ int pci_hose_scan_bus(struct pci_controller *hose, int bus) int pci_hose_scan(struct pci_controller *hose) { + /* Start scan at current_busno. + * PCIe will start scan at first_busno+1. + */ + /* For legacy support, ensure current>=first */ + if (hose->first_busno > hose->current_busno) + hose->current_busno = hose->first_busno; #ifdef CONFIG_PCI_PNP pciauto_config_init(hose); #endif - return pci_hose_scan_bus(hose, hose->first_busno); + return pci_hose_scan_bus(hose, hose->current_busno); } void pci_init(void) |