-/*-----------------------------------------------------------------------------+
-|
-| This source code has been made available to you by IBM on an AS-IS
-| basis. Anyone receiving this source is licensed under IBM
-| copyrights to use it in any way he or she deems fit, including
-| copying it, modifying it, compiling it, and redistributing it either
-| with or without modifications. No license under IBM patents or
-| patent applications is to be implied by the copyright license.
-|
-| Any user of this software should understand that IBM cannot provide
-| technical support for this software and will not be responsible for
-| any consequences resulting from the use of this software.
-|
-| Any person who transfers this source code or any derivative work
-| must include the IBM copyright notice, this paragraph, and the
-| preceding two paragraphs in the transferred software.
-|
-| COPYRIGHT I B M CORPORATION 1995
-| LICENSED MATERIAL - PROGRAM PROPERTY OF I B M
-+-----------------------------------------------------------------------------*/
+/*
+ * SPDX-License-Identifier: GPL-2.0 IBM-pibs
+ */
/*
* Adapted for PIP405 03.07.01
* Denis Peter, MPL AG Switzerland, d.peter@mpl.ch
#ifdef CONFIG_405GP
#ifdef CONFIG_PCI
-#undef DEBUG
+DECLARE_GLOBAL_DATA_PTR;
#include "piix4_pci.h"
#include "pci_parts.h"
static void pci_pip405_fixup_irq(struct pci_controller *hose, pci_dev_t dev)
{
unsigned char int_line = 0xff;
+ unsigned char pin;
/*
* Write pci interrupt line register
*/
if(PCI_DEV(dev)==0) /* Device0 = PPC405 -> skip */
return;
- if(PCI_FUNC(dev)==0)
- {
- /* assuming all function 0 are using their INTA# Pin*/
- int_line=PCI_IRQ_VECTOR(dev);
- pci_hose_write_config_byte(hose, dev, PCI_INTERRUPT_LINE, int_line);
+ pci_hose_read_config_byte(hose, dev, PCI_INTERRUPT_PIN, &pin);
+ if ((pin == 0) || (pin > 4))
+ return;
+
+ int_line = ((PCI_DEV(dev) + (pin-1) + 10) % 4) + 28;
+ pci_hose_write_config_byte(hose, dev, PCI_INTERRUPT_LINE, int_line);
#ifdef DEBUG
- printf("Fixup IRQ: dev %d (%x) int line %d 0x%x\n",
- PCI_DEV(dev),dev,int_line,int_line);
+ printf("Fixup IRQ: dev %d (%x) int line %d 0x%x\n",
+ PCI_DEV(dev),dev,int_line,int_line);
#endif
- }
}
extern void pci_405gp_init(struct pci_controller *hose);
fixup_irq: pci_pip405_fixup_irq,
};
+
void pci_init_board(void)
{
/*we want the ptrs to RAM not flash (ie don't use init list)*/
hose.fixup_irq = pci_pip405_fixup_irq;
hose.config_table = pci_pip405_config_table;
+#ifdef DEBUG
+ printf("Init PCI: fixup_irq=%p config_table=%p hose=%p\n",pci_pip405_fixup_irq,pci_pip405_config_table,hose);
+#endif
pci_405gp_init(&hose);
}