This patch fix a problem for the pcie enumeration when the mpc83xx pcie
controller
is connected with switch or we use both of the two pcie controller.
Signed-off-by: Baidu Boy <liucai....@gmail.com>
---
arch/powerpc/cpu/mpc83xx/pcie.c | 8 ++++++--
1 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/arch/powerpc/cpu/mpc83xx/pcie.c
b/arch/powerpc/cpu/mpc83xx/pcie.c
index 46a706d..2a200b8 100644
--- a/arch/powerpc/cpu/mpc83xx/pcie.c
+++ b/arch/powerpc/cpu/mpc83xx/pcie.c
@@ -46,13 +46,15 @@ static struct {
#endif
};
+static u8 pcie_index =0;
+
#ifdef CONFIG_83XX_GENERIC_PCIE_REGISTER_HOSES
static int mpc83xx_pcie_remap_cfg(struct pci_controller *hose, pci_dev_t
dev)
{
int bus = PCI_BUS(dev) - hose->first_busno;
immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
- pex83xx_t *pex = &immr->pciexp[bus];
+ pex83xx_t *pex = &immr->pciexp[pcie_index];
struct pex_outbound_window *out_win =
&pex->bridge.pex_outbound_win[0];
u8 devfn = PCI_DEV(dev) << 3 | PCI_FUNC(dev);
u32 dev_base = bus << 24 | devfn << 16;
@@ -324,6 +326,8 @@ void mpc83xx_pcie_init(int num_buses, struct pci_region
**reg)
num_buses = ARRAY_SIZE(mpc83xx_pcie_cfg_space);
}
- for (i = 0; i < num_buses; i++)
+ for (i = 0; i < num_buses; i++){
+ pcie_index = i;
mpc83xx_pcie_init_bus(i, reg[i]);
+ }
}
--
1.7.3.1.msysgit.0
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