}
/*************************************************************************
- * pci_pre_init
- *
- * This routine is called just prior to registering the hose and gives
- * the board the opportunity to check things. Returning a value of zero
- * indicates that things are bad & PCI initialization should be aborted.
- *
- * Different boards may wish to customize the pci controller structure
- * (add regions, override default access routines, etc) or perform
- * certain pre-initialization actions.
- *
- ************************************************************************/
-#if defined(CONFIG_PCI)
-int pci_pre_init(struct pci_controller *hose)
-{
- unsigned long addr;
-
- /*-------------------------------------------------------------------------+
- | Set priority for all PLB3 devices to 0.
- | Set PLB3 arbiter to fair mode.
- +-------------------------------------------------------------------------*/
- mfsdr(SD0_AMP1, addr);
- mtsdr(SD0_AMP1, (addr & 0x000000FF) | 0x0000FF00);
- addr = mfdcr(PLB3_ACR);
- mtdcr(PLB3_ACR, addr | 0x80000000);
-
- /*-------------------------------------------------------------------------+
- | Set priority for all PLB4 devices to 0.
- +-------------------------------------------------------------------------*/
- mfsdr(SD0_AMP0, addr);
- mtsdr(SD0_AMP0, (addr & 0x000000FF) | 0x0000FF00);
- addr = mfdcr(PLB4_ACR) | 0xa0000000; /* Was 0x8---- */
- mtdcr(PLB4_ACR, addr);
-
- /*-------------------------------------------------------------------------+
- | Set Nebula PLB4 arbiter to fair mode.
- +-------------------------------------------------------------------------*/
- /* Segment0 */
- addr = (mfdcr(PLB0_ACR) & ~PLB0_ACR_PPM_MASK) | PLB0_ACR_PPM_FAIR;
- addr = (addr & ~PLB0_ACR_HBU_MASK) | PLB0_ACR_HBU_ENABLED;
- addr = (addr & ~PLB0_ACR_RDP_MASK) | PLB0_ACR_RDP_4DEEP;
- addr = (addr & ~PLB0_ACR_WRP_MASK) | PLB0_ACR_WRP_2DEEP;
- mtdcr(PLB0_ACR, addr);
-
- /* Segment1 */
- addr = (mfdcr(PLB1_ACR) & ~PLB1_ACR_PPM_MASK) | PLB1_ACR_PPM_FAIR;
- addr = (addr & ~PLB1_ACR_HBU_MASK) | PLB1_ACR_HBU_ENABLED;
- addr = (addr & ~PLB1_ACR_RDP_MASK) | PLB1_ACR_RDP_4DEEP;
- addr = (addr & ~PLB1_ACR_WRP_MASK) | PLB1_ACR_WRP_2DEEP;
- mtdcr(PLB1_ACR, addr);
-
- return 1;
-}
-#endif /* defined(CONFIG_PCI) */
-
-/*************************************************************************
* pci_master_init
*
************************************************************************/
return (128 * 1024 * 1024); /* 128 MB */
}
#endif /* !defined(CONFIG_SPD_EEPROM) */
-
-/*************************************************************************
- * pci_pre_init
- *
- * This routine is called just prior to registering the hose and gives
- * the board the opportunity to check things. Returning a value of zero
- * indicates that things are bad & PCI initialization should be aborted.
- *
- * Different boards may wish to customize the pci controller structure
- * (add regions, override default access routines, etc) or perform
- * certain pre-initialization actions.
- *
- ************************************************************************/
-#if defined(CONFIG_PCI)
-int pci_pre_init(struct pci_controller *hose)
-{
- unsigned long strap;
-
- /*--------------------------------------------------------------------------+
- * The ebony board is always configured as the host & requires the
- * PCI arbiter to be enabled.
- *--------------------------------------------------------------------------*/
- strap = mfdcr(CPC0_STRP1);
- if ((strap & 0x00100000) == 0) {
- printf("PCI: CPC0_STRP1[PAE] not set.\n");
- return 0;
- }
-
- return 1;
-}
-#endif /* defined(CONFIG_PCI) */
return (SDRAM_CLKTR_CLKP_90_DEG_ADV);
}
-/*************************************************************************
- * pci_pre_init
- *
- * This routine is called just prior to registering the hose and gives
- * the board the opportunity to check things. Returning a value of zero
- * indicates that things are bad & PCI initialization should be aborted.
- *
- * Different boards may wish to customize the pci controller structure
- * (add regions, override default access routines, etc) or perform
- * certain pre-initialization actions.
- *
- ************************************************************************/
-#if defined(CONFIG_PCI)
-int pci_pre_init(struct pci_controller * hose )
-{
- unsigned long strap;
-
- /*-------------------------------------------------------------------+
- * The katmai board is always configured as the host & requires the
- * PCI arbiter to be enabled.
- *-------------------------------------------------------------------*/
- mfsdr(SDR0_SDSTP1, strap);
- if( (strap & SDR0_SDSTP1_PAE_MASK) == 0 ) {
- printf("PCI: SDR0_STRP1[%08lX] - PCI Arbiter disabled.\n",strap);
- return 0;
- }
-
- return 1;
-}
-#endif /* defined(CONFIG_PCI) */
-
#if defined(CONFIG_PCI)
int board_pcie_card_present(int port)
{
return (0);
}
-/*************************************************************************
- * pci_pre_init
- *
- * This routine is called just prior to registering the hose and gives
- * the board the opportunity to check things. Returning a value of zero
- * indicates that things are bad & PCI initialization should be aborted.
- *
- * Different boards may wish to customize the pci controller structure
- * (add regions, override default access routines, etc) or perform
- * certain pre-initialization actions.
- *
- ************************************************************************/
-#if defined(CONFIG_PCI)
-int pci_pre_init(struct pci_controller * hose )
-{
- return 0;
-}
-#endif /* defined(CONFIG_PCI) */
-
#if defined(CONFIG_POST)
/*
* Returns 1 if keys pressed to start the power-on long-running tests
}
/*************************************************************************
- * pci_pre_init
- *
- * This routine is called just prior to registering the hose and gives
- * the board the opportunity to check things. Returning a value of zero
- * indicates that things are bad & PCI initialization should be aborted.
- *
- * Different boards may wish to customize the pci controller structure
- * (add regions, override default access routines, etc) or perform
- * certain pre-initialization actions.
- *
- ************************************************************************/
-#if defined(CONFIG_PCI)
-int pci_pre_init( struct pci_controller *hose )
-{
- unsigned long strap;
-
- /*--------------------------------------------------------------------------+
- * The luan board is always configured as the host & requires the
- * PCI arbiter to be enabled.
- *--------------------------------------------------------------------------*/
- mfsdr(SDR0_SDSTP1, strap);
- if( (strap & SDR0_SDSTP1_PAE_MASK) == 0 ) {
- printf("PCI: SDR0_STRP1[%08lX] - PCI Arbiter disabled.\n",strap);
-
- return 0;
- }
-
- return 1;
-}
-#endif /* defined(CONFIG_PCI) */
-
-
-/*************************************************************************
* hw_watchdog_reset
*
* This routine is called to reset (keep alive) the watchdog timer
return (0);
}
-/*************************************************************************
- * pci_pre_init
- *
- * This routine is called just prior to registering the hose and gives
- * the board the opportunity to check things. Returning a value of zero
- * indicates that things are bad & PCI initialization should be aborted.
- *
- * Different boards may wish to customize the pci controller structure
- * (add regions, override default access routines, etc) or perform
- * certain pre-initialization actions.
- *
- ************************************************************************/
-#if defined(CONFIG_PCI)
-int pci_pre_init(struct pci_controller * hose )
-{
- return 0;
-}
-#endif /* defined(CONFIG_PCI) */
-
#if defined(CONFIG_POST)
/*
* Returns 1 if keys pressed to start the power-on long-running tests
}
#endif /* !defined(CONFIG_SPD_EEPROM) */
-
-/*************************************************************************
- * pci_pre_init
- *
- * This routine is called just prior to registering the hose and gives
- * the board the opportunity to check things. Returning a value of zero
- * indicates that things are bad & PCI initialization should be aborted.
- *
- * Different boards may wish to customize the pci controller structure
- * (add regions, override default access routines, etc) or perform
- * certain pre-initialization actions.
- *
- ************************************************************************/
-#if defined(CONFIG_PCI)
-int pci_pre_init(struct pci_controller * hose )
-{
- unsigned long strap;
-
- /*--------------------------------------------------------------------------+
- * The ocotea board is always configured as the host & requires the
- * PCI arbiter to be enabled.
- *--------------------------------------------------------------------------*/
- mfsdr(SDR0_SDSTP1, strap);
- if( (strap & SDR0_SDSTP1_PAE_MASK) == 0 ){
- printf("PCI: SDR0_STRP1[%08lX] - PCI Arbiter disabled.\n",strap);
- return 0;
- }
-
- return 1;
-}
-#endif /* defined(CONFIG_PCI) */
-
void fpga_init(void)
{
unsigned long group;
/*
* Assign interrupts to PCI devices.
*/
-void sequoia_pci_fixup_irq(struct pci_controller *hose, pci_dev_t dev)
+void board_pci_fixup_irq(struct pci_controller *hose, pci_dev_t dev)
{
pci_hose_write_config_byte(hose, dev, PCI_INTERRUPT_LINE, VECNUM_EIRQ2);
}
#endif
-/*
- * pci_pre_init
- *
- * This routine is called just prior to registering the hose and gives
- * the board the opportunity to check things. Returning a value of zero
- * indicates that things are bad & PCI initialization should be aborted.
- *
- * Different boards may wish to customize the pci controller structure
- * (add regions, override default access routines, etc) or perform
- * certain pre-initialization actions.
- */
-#if defined(CONFIG_PCI)
-int pci_pre_init(struct pci_controller *hose)
-{
- unsigned long addr;
-
- /*
- * Set priority for all PLB3 devices to 0.
- * Set PLB3 arbiter to fair mode.
- */
- mfsdr(SD0_AMP1, addr);
- mtsdr(SD0_AMP1, (addr & 0x000000FF) | 0x0000FF00);
- addr = mfdcr(PLB3_ACR);
- mtdcr(PLB3_ACR, addr | 0x80000000);
-
- /*
- * Set priority for all PLB4 devices to 0.
- */
- mfsdr(SD0_AMP0, addr);
- mtsdr(SD0_AMP0, (addr & 0x000000FF) | 0x0000FF00);
- addr = mfdcr(PLB4_ACR) | 0xa0000000; /* Was 0x8---- */
- mtdcr(PLB4_ACR, addr);
-
- /*
- * Set Nebula PLB4 arbiter to fair mode.
- */
- /* Segment0 */
- addr = (mfdcr(PLB0_ACR) & ~PLB0_ACR_PPM_MASK) | PLB0_ACR_PPM_FAIR;
- addr = (addr & ~PLB0_ACR_HBU_MASK) | PLB0_ACR_HBU_ENABLED;
- addr = (addr & ~PLB0_ACR_RDP_MASK) | PLB0_ACR_RDP_4DEEP;
- addr = (addr & ~PLB0_ACR_WRP_MASK) | PLB0_ACR_WRP_2DEEP;
- mtdcr(PLB0_ACR, addr);
-
- /* Segment1 */
- addr = (mfdcr(PLB1_ACR) & ~PLB1_ACR_PPM_MASK) | PLB1_ACR_PPM_FAIR;
- addr = (addr & ~PLB1_ACR_HBU_MASK) | PLB1_ACR_HBU_ENABLED;
- addr = (addr & ~PLB1_ACR_RDP_MASK) | PLB1_ACR_RDP_4DEEP;
- addr = (addr & ~PLB1_ACR_WRP_MASK) | PLB1_ACR_WRP_2DEEP;
- mtdcr(PLB1_ACR, addr);
-
-#ifdef CONFIG_PCI_PNP
- hose->fixup_irq = sequoia_pci_fixup_irq;
-#endif
- return 1;
-}
-#endif /* defined(CONFIG_PCI) */
-
#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT)
void pci_master_init(struct pci_controller *hose)
{
return (0);
}
-/*************************************************************************
- * pci_pre_init
- *
- * This routine is called just prior to registering the hose and gives
- * the board the opportunity to check things. Returning a value of zero
- * indicates that things are bad & PCI initialization should be aborted.
- *
- * Different boards may wish to customize the pci controller structure
- * (add regions, override default access routines, etc) or perform
- * certain pre-initialization actions.
- *
- ************************************************************************/
-#if defined(CONFIG_PCI)
-int pci_pre_init(struct pci_controller * hose )
-{
- unsigned long strap;
-
- /*--------------------------------------------------------------------------+
- * The ocotea board is always configured as the host & requires the
- * PCI arbiter to be enabled.
- *--------------------------------------------------------------------------*/
- mfsdr(SDR0_SDSTP1, strap);
- if( (strap & SDR0_SDSTP1_PAE_MASK) == 0 ){
- printf("PCI: SDR0_STRP1[%08lX] - PCI Arbiter disabled.\n",strap);
- return 0;
- }
-
- return 1;
-}
-#endif /* defined(CONFIG_PCI) */
-
#ifdef CONFIG_POST
/*
* Returns 1 if keys pressed to start the power-on long-running tests
}
/*************************************************************************
- * pci_pre_init
- *
- * This routine is called just prior to registering the hose and gives
- * the board the opportunity to check things. Returning a value of zero
- * indicates that things are bad & PCI initialization should be aborted.
- *
- * Different boards may wish to customize the pci controller structure
- * (add regions, override default access routines, etc) or perform
- * certain pre-initialization actions.
- *
- ************************************************************************/
-#if defined(CONFIG_PCI)
-int pci_pre_init(struct pci_controller *hose)
-{
- unsigned long addr;
-
- /*-------------------------------------------------------------------------+
- | Set priority for all PLB3 devices to 0.
- | Set PLB3 arbiter to fair mode.
- +-------------------------------------------------------------------------*/
- mfsdr(SD0_AMP1, addr);
- mtsdr(SD0_AMP1, (addr & 0x000000FF) | 0x0000FF00);
- addr = mfdcr(PLB3_ACR);
- mtdcr(PLB3_ACR, addr | 0x80000000);
-
- /*-------------------------------------------------------------------------+
- | Set priority for all PLB4 devices to 0.
- +-------------------------------------------------------------------------*/
- mfsdr(SD0_AMP0, addr);
- mtsdr(SD0_AMP0, (addr & 0x000000FF) | 0x0000FF00);
- addr = mfdcr(PLB4_ACR) | 0xa0000000; /* Was 0x8---- */
- mtdcr(PLB4_ACR, addr);
-
- /*-------------------------------------------------------------------------+
- | Set Nebula PLB4 arbiter to fair mode.
- +-------------------------------------------------------------------------*/
- /* Segment0 */
- addr = (mfdcr(PLB0_ACR) & ~PLB0_ACR_PPM_MASK) | PLB0_ACR_PPM_FAIR;
- addr = (addr & ~PLB0_ACR_HBU_MASK) | PLB0_ACR_HBU_ENABLED;
- addr = (addr & ~PLB0_ACR_RDP_MASK) | PLB0_ACR_RDP_4DEEP;
- addr = (addr & ~PLB0_ACR_WRP_MASK) | PLB0_ACR_WRP_2DEEP;
- mtdcr(PLB0_ACR, addr);
-
- /* Segment1 */
- addr = (mfdcr(PLB1_ACR) & ~PLB1_ACR_PPM_MASK) | PLB1_ACR_PPM_FAIR;
- addr = (addr & ~PLB1_ACR_HBU_MASK) | PLB1_ACR_HBU_ENABLED;
- addr = (addr & ~PLB1_ACR_RDP_MASK) | PLB1_ACR_RDP_4DEEP;
- addr = (addr & ~PLB1_ACR_WRP_MASK) | PLB1_ACR_WRP_2DEEP;
- mtdcr(PLB1_ACR, addr);
-
- return 1;
-}
-#endif /* defined(CONFIG_PCI) */
-
-/*************************************************************************
* pci_master_init
*
************************************************************************/
return default_val;
}
-/*************************************************************************
- * pci_pre_init
- *
- * This routine is called just prior to registering the hose and gives
- * the board the opportunity to check things. Returning a value of zero
- * indicates that things are bad & PCI initialization should be aborted.
- *
- * Different boards may wish to customize the pci controller structure
- * (add regions, override default access routines, etc) or perform
- * certain pre-initialization actions.
- *
- ************************************************************************/
-#if defined(CONFIG_PCI)
-int pci_pre_init(struct pci_controller * hose )
-{
- unsigned long strap;
-
- /*-------------------------------------------------------------------+
- * The yucca board is always configured as the host & requires the
- * PCI arbiter to be enabled.
- *-------------------------------------------------------------------*/
- mfsdr(SDR0_SDSTP1, strap);
- if( (strap & SDR0_SDSTP1_PAE_MASK) == 0 ) {
- printf("PCI: SDR0_STRP1[%08lX] - PCI Arbiter disabled.\n",strap);
- return 0;
- }
-
- return 1;
-}
-#endif /* defined(CONFIG_PCI) */
-
#if defined(CONFIG_PCI)
int board_pcie_card_present(int port)
{
return (0);
}
-/*
- * pci_pre_init
- *
- * This routine is called just prior to registering the hose and gives
- * the board the opportunity to check things. Returning a value of zero
- * indicates that things are bad & PCI initialization should be aborted.
- *
- * Different boards may wish to customize the pci controller structure
- * (add regions, override default access routines, etc) or perform
- * certain pre-initialization actions.
- */
-#if defined(CONFIG_PCI)
-int pci_pre_init(struct pci_controller *hose)
-{
- unsigned long addr;
-
- /*
- * Set priority for all PLB3 devices to 0.
- * Set PLB3 arbiter to fair mode.
- */
- mfsdr(SD0_AMP1, addr);
- mtsdr(SD0_AMP1, (addr & 0x000000FF) | 0x0000FF00);
- addr = mfdcr(PLB3_ACR);
- mtdcr(PLB3_ACR, addr | 0x80000000);
-
- /*
- * Set priority for all PLB4 devices to 0.
- */
- mfsdr(SD0_AMP0, addr);
- mtsdr(SD0_AMP0, (addr & 0x000000FF) | 0x0000FF00);
- addr = mfdcr(PLB4_ACR) | 0xa0000000; /* Was 0x8---- */
- mtdcr(PLB4_ACR, addr);
-
- /*
- * Set Nebula PLB4 arbiter to fair mode.
- */
- /* Segment0 */
- addr = (mfdcr(PLB0_ACR) & ~PLB0_ACR_PPM_MASK) | PLB0_ACR_PPM_FAIR;
- addr = (addr & ~PLB0_ACR_HBU_MASK) | PLB0_ACR_HBU_ENABLED;
- addr = (addr & ~PLB0_ACR_RDP_MASK) | PLB0_ACR_RDP_4DEEP;
- addr = (addr & ~PLB0_ACR_WRP_MASK) | PLB0_ACR_WRP_2DEEP;
- mtdcr(PLB0_ACR, addr);
-
- /* Segment1 */
- addr = (mfdcr(PLB1_ACR) & ~PLB1_ACR_PPM_MASK) | PLB1_ACR_PPM_FAIR;
- addr = (addr & ~PLB1_ACR_HBU_MASK) | PLB1_ACR_HBU_ENABLED;
- addr = (addr & ~PLB1_ACR_RDP_MASK) | PLB1_ACR_RDP_4DEEP;
- addr = (addr & ~PLB1_ACR_WRP_MASK) | PLB1_ACR_WRP_2DEEP;
- mtdcr(PLB1_ACR, addr);
-
- return 1;
-}
-#endif /* defined(CONFIG_PCI) */
-
#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT)
void pci_master_init(struct pci_controller *hose)
{
/*
* Assign interrupts to PCI devices. Some OSs rely on this.
*/
-void pmc440_pci_fixup_irq(struct pci_controller *hose, pci_dev_t dev)
+void board_pci_fixup_irq(struct pci_controller *hose, pci_dev_t dev)
{
unsigned char int_line[] = {IRQ_PCIC, IRQ_PCID, IRQ_PCIA, IRQ_PCIB};
#endif
/*
- * pci_pre_init
- *
- * This routine is called just prior to registering the hose and gives
- * the board the opportunity to check things. Returning a value of zero
- * indicates that things are bad & PCI initialization should be aborted.
- *
- * Different boards may wish to customize the pci controller structure
- * (add regions, override default access routines, etc) or perform
- * certain pre-initialization actions.
- */
-#if defined(CONFIG_PCI)
-int pci_pre_init(struct pci_controller *hose)
-{
- unsigned long addr;
-
- /*
- * Set priority for all PLB3 devices to 0.
- * Set PLB3 arbiter to fair mode.
- */
- mfsdr(SD0_AMP1, addr);
- mtsdr(SD0_AMP1, (addr & 0x000000FF) | 0x0000FF00);
- addr = mfdcr(PLB3_ACR);
- mtdcr(PLB3_ACR, addr | 0x80000000);
-
- /*
- * Set priority for all PLB4 devices to 0.
- */
- mfsdr(SD0_AMP0, addr);
- mtsdr(SD0_AMP0, (addr & 0x000000FF) | 0x0000FF00);
- addr = mfdcr(PLB4_ACR) | 0xa0000000; /* Was 0x8---- */
- mtdcr(PLB4_ACR, addr);
-
- /*
- * Set Nebula PLB4 arbiter to fair mode.
- */
- /* Segment0 */
- addr = (mfdcr(PLB0_ACR) & ~PLB0_ACR_PPM_MASK) | PLB0_ACR_PPM_FAIR;
- addr = (addr & ~PLB0_ACR_HBU_MASK) | PLB0_ACR_HBU_ENABLED;
- addr = (addr & ~PLB0_ACR_RDP_MASK) | PLB0_ACR_RDP_4DEEP;
- addr = (addr & ~PLB0_ACR_WRP_MASK) | PLB0_ACR_WRP_2DEEP;
- mtdcr(PLB0_ACR, addr);
-
- /* Segment1 */
- addr = (mfdcr(PLB1_ACR) & ~PLB1_ACR_PPM_MASK) | PLB1_ACR_PPM_FAIR;
- addr = (addr & ~PLB1_ACR_HBU_MASK) | PLB1_ACR_HBU_ENABLED;
- addr = (addr & ~PLB1_ACR_RDP_MASK) | PLB1_ACR_RDP_4DEEP;
- addr = (addr & ~PLB1_ACR_WRP_MASK) | PLB1_ACR_WRP_2DEEP;
- mtdcr(PLB1_ACR, addr);
-
-#ifdef CONFIG_PCI_PNP
- hose->fixup_irq = pmc440_pci_fixup_irq;
-#endif
-
- return 1;
-}
-#endif /* defined(CONFIG_PCI) */
-
-/*
* pci_target_init
*
* The bootstrap configuration provides default settings for the pci
#include <ppc4xx.h>
#include <asm/processor.h>
#include <asm/io.h>
+#include <asm/4xx_pci.h>
DECLARE_GLOBAL_DATA_PTR;
}
/*
- * pci_pre_init
- *
- * This routine is called just prior to registering the hose and gives
- * the board the opportunity to check things. Returning a value of zero
- * indicates that things are bad & PCI initialization should be aborted.
- *
- * Different boards may wish to customize the pci controller structure
- * (add regions, override default access routines, etc) or perform
- * certain pre-initialization actions.
- *
+ * Override weak pci_pre_init()
*/
#if defined(CONFIG_PCI)
int pci_pre_init(struct pci_controller *hose)
{
- unsigned long addr;
-
- /*
- * Set priority for all PLB3 devices to 0.
- * Set PLB3 arbiter to fair mode.
- */
- mfsdr(SD0_AMP1, addr);
- mtsdr(SD0_AMP1, (addr & 0x000000FF) | 0x0000FF00);
- addr = mfdcr(PLB3_ACR);
- mtdcr(PLB3_ACR, addr | 0x80000000);
-
- /*
- * Set priority for all PLB4 devices to 0.
- */
- mfsdr(SD0_AMP0, addr);
- mtsdr(SD0_AMP0, (addr & 0x000000FF) | 0x0000FF00);
- addr = mfdcr(PLB4_ACR) | 0xa0000000; /* Was 0x8---- */
- mtdcr(PLB4_ACR, addr);
-
- /*
- * Set Nebula PLB4 arbiter to fair mode.
- */
- /* Segment0 */
- addr = (mfdcr(PLB0_ACR) & ~PLB0_ACR_PPM_MASK) | PLB0_ACR_PPM_FAIR;
- addr = (addr & ~PLB0_ACR_HBU_MASK) | PLB0_ACR_HBU_ENABLED;
- addr = (addr & ~PLB0_ACR_RDP_MASK) | PLB0_ACR_RDP_4DEEP;
- addr = (addr & ~PLB0_ACR_WRP_MASK) | PLB0_ACR_WRP_2DEEP;
- mtdcr(PLB0_ACR, addr);
-
- /* Segment1 */
- addr = (mfdcr(PLB1_ACR) & ~PLB1_ACR_PPM_MASK) | PLB1_ACR_PPM_FAIR;
- addr = (addr & ~PLB1_ACR_HBU_MASK) | PLB1_ACR_HBU_ENABLED;
- addr = (addr & ~PLB1_ACR_RDP_MASK) | PLB1_ACR_RDP_4DEEP;
- addr = (addr & ~PLB1_ACR_WRP_MASK) | PLB1_ACR_WRP_2DEEP;
- mtdcr(PLB1_ACR, addr);
+ /* First call common code */
+ __pci_pre_init(hose);
/* enable 66 MHz ext. Clock */
out32(GPIO1_TCR, in32(GPIO1_TCR) | 0x00008000);
/*
* Assign interrupts to PCI devices.
*/
-void korat_pci_fixup_irq(struct pci_controller *hose, pci_dev_t dev)
+void board_pci_fixup_irq(struct pci_controller *hose, pci_dev_t dev)
{
pci_hose_write_config_byte(hose, dev, PCI_INTERRUPT_LINE, VECNUM_EIRQ2);
}
#endif
/*
- * pci_pre_init
- *
- * This routine is called just prior to registering the hose and gives
- * the board the opportunity to check things. Returning a value of zero
- * indicates that things are bad & PCI initialization should be aborted.
- *
- * Different boards may wish to customize the pci controller structure
- * (add regions, override default access routines, etc) or perform
- * certain pre-initialization actions.
- */
-#if defined(CONFIG_PCI)
-int pci_pre_init(struct pci_controller *hose)
-{
- unsigned long addr;
-
- /*
- * Set priority for all PLB3 devices to 0.
- * Set PLB3 arbiter to fair mode.
- */
- mfsdr(SD0_AMP1, addr);
- mtsdr(SD0_AMP1, (addr & 0x000000FF) | 0x0000FF00);
- addr = mfdcr(PLB3_ACR);
- mtdcr(PLB3_ACR, addr | 0x80000000);
-
- /*
- * Set priority for all PLB4 devices to 0.
- */
- mfsdr(SD0_AMP0, addr);
- mtsdr(SD0_AMP0, (addr & 0x000000FF) | 0x0000FF00);
- addr = mfdcr(PLB4_ACR) | 0xa0000000; /* Was 0x8---- */
- mtdcr(PLB4_ACR, addr);
-
- /*
- * Set Nebula PLB4 arbiter to fair mode.
- */
- /* Segment0 */
- addr = (mfdcr(PLB0_ACR) & ~PLB0_ACR_PPM_MASK) | PLB0_ACR_PPM_FAIR;
- addr = (addr & ~PLB0_ACR_HBU_MASK) | PLB0_ACR_HBU_ENABLED;
- addr = (addr & ~PLB0_ACR_RDP_MASK) | PLB0_ACR_RDP_4DEEP;
- addr = (addr & ~PLB0_ACR_WRP_MASK) | PLB0_ACR_WRP_2DEEP;
- mtdcr(PLB0_ACR, addr);
-
- /* Segment1 */
- addr = (mfdcr(PLB1_ACR) & ~PLB1_ACR_PPM_MASK) | PLB1_ACR_PPM_FAIR;
- addr = (addr & ~PLB1_ACR_HBU_MASK) | PLB1_ACR_HBU_ENABLED;
- addr = (addr & ~PLB1_ACR_RDP_MASK) | PLB1_ACR_RDP_4DEEP;
- addr = (addr & ~PLB1_ACR_WRP_MASK) | PLB1_ACR_WRP_2DEEP;
- mtdcr(PLB1_ACR, addr);
-
-#if defined(CONFIG_PCI_PNP)
- hose->fixup_irq = korat_pci_fixup_irq;
-#endif
-
- return 1;
-}
-#endif /* defined(CONFIG_PCI) */
-
-/*
* pci_target_init
*
* The bootstrap configuration provides default settings for the pci
}
/*************************************************************************
- * pci_pre_init
- *
- * This routine is called just prior to registering the hose and gives
- * the board the opportunity to check things. Returning a value of zero
- * indicates that things are bad & PCI initialization should be aborted.
- *
- * Different boards may wish to customize the pci controller structure
- * (add regions, override default access routines, etc) or perform
- * certain pre-initialization actions.
- *
- ************************************************************************/
-#if defined(CONFIG_PCI)
-int pci_pre_init(struct pci_controller *hose)
-{
- unsigned long addr;
-
- /*-------------------------------------------------------------------------+
- | Set priority for all PLB3 devices to 0.
- | Set PLB3 arbiter to fair mode.
- +-------------------------------------------------------------------------*/
- mfsdr(SD0_AMP1, addr);
- mtsdr(SD0_AMP1, (addr & 0x000000FF) | 0x0000FF00);
- addr = mfdcr(PLB3_ACR);
- mtdcr(PLB3_ACR, addr | 0x80000000);
-
- /*-------------------------------------------------------------------------+
- | Set priority for all PLB4 devices to 0.
- +-------------------------------------------------------------------------*/
- mfsdr(SD0_AMP0, addr);
- mtsdr(SD0_AMP0, (addr & 0x000000FF) | 0x0000FF00);
- addr = mfdcr(PLB4_ACR) | 0xa0000000; /* Was 0x8---- */
- mtdcr(PLB4_ACR, addr);
-
- /*-------------------------------------------------------------------------+
- | Set Nebula PLB4 arbiter to fair mode.
- +-------------------------------------------------------------------------*/
- /* Segment0 */
- addr = (mfdcr(PLB0_ACR) & ~PLB0_ACR_PPM_MASK) | PLB0_ACR_PPM_FAIR;
- addr = (addr & ~PLB0_ACR_HBU_MASK) | PLB0_ACR_HBU_ENABLED;
- addr = (addr & ~PLB0_ACR_RDP_MASK) | PLB0_ACR_RDP_4DEEP;
- addr = (addr & ~PLB0_ACR_WRP_MASK) | PLB0_ACR_WRP_2DEEP;
- mtdcr(PLB0_ACR, addr);
-
- /* Segment1 */
- addr = (mfdcr(PLB1_ACR) & ~PLB1_ACR_PPM_MASK) | PLB1_ACR_PPM_FAIR;
- addr = (addr & ~PLB1_ACR_HBU_MASK) | PLB1_ACR_HBU_ENABLED;
- addr = (addr & ~PLB1_ACR_RDP_MASK) | PLB1_ACR_RDP_4DEEP;
- addr = (addr & ~PLB1_ACR_WRP_MASK) | PLB1_ACR_WRP_2DEEP;
- mtdcr(PLB1_ACR, addr);
-
- return 1;
-}
-#endif /* defined(CONFIG_PCI) */
-
-/*************************************************************************
* pci_master_init
*
************************************************************************/
}
/*************************************************************************
- * pci_pre_init
- *
- * This routine is called just prior to registering the hose and gives
- * the board the opportunity to check things. Returning a value of zero
- * indicates that things are bad & PCI initialization should be aborted.
- *
- * Different boards may wish to customize the pci controller structure
- * (add regions, override default access routines, etc) or perform
- * certain pre-initialization actions.
- *
- ************************************************************************/
-#if defined(CONFIG_PCI)
-int pci_pre_init(struct pci_controller *hose)
-{
- unsigned long addr;
-
- /*-------------------------------------------------------------------------+
- | Set priority for all PLB3 devices to 0.
- | Set PLB3 arbiter to fair mode.
- +-------------------------------------------------------------------------*/
- mfsdr(SD0_AMP1, addr);
- mtsdr(SD0_AMP1, (addr & 0x000000FF) | 0x0000FF00);
- addr = mfdcr(PLB3_ACR);
- mtdcr(PLB3_ACR, addr | 0x80000000);
-
- /*-------------------------------------------------------------------------+
- | Set priority for all PLB4 devices to 0.
- +-------------------------------------------------------------------------*/
- mfsdr(SD0_AMP0, addr);
- mtsdr(SD0_AMP0, (addr & 0x000000FF) | 0x0000FF00);
- addr = mfdcr(PLB4_ACR) | 0xa0000000; /* Was 0x8---- */
- mtdcr(PLB4_ACR, addr);
-
- /*-------------------------------------------------------------------------+
- | Set Nebula PLB4 arbiter to fair mode.
- +-------------------------------------------------------------------------*/
- /* Segment0 */
- addr = (mfdcr(PLB0_ACR) & ~PLB0_ACR_PPM_MASK) | PLB0_ACR_PPM_FAIR;
- addr = (addr & ~PLB0_ACR_HBU_MASK) | PLB0_ACR_HBU_ENABLED;
- addr = (addr & ~PLB0_ACR_RDP_MASK) | PLB0_ACR_RDP_4DEEP;
- addr = (addr & ~PLB0_ACR_WRP_MASK) | PLB0_ACR_WRP_2DEEP;
- mtdcr(PLB0_ACR, addr);
-
- /* Segment1 */
- addr = (mfdcr(PLB1_ACR) & ~PLB1_ACR_PPM_MASK) | PLB1_ACR_PPM_FAIR;
- addr = (addr & ~PLB1_ACR_HBU_MASK) | PLB1_ACR_HBU_ENABLED;
- addr = (addr & ~PLB1_ACR_RDP_MASK) | PLB1_ACR_RDP_4DEEP;
- addr = (addr & ~PLB1_ACR_WRP_MASK) | PLB1_ACR_WRP_2DEEP;
- mtdcr(PLB1_ACR, addr);
-
- return 1;
-}
-#endif /* defined(CONFIG_PCI) */
-
-/*************************************************************************
* pci_master_init
*
************************************************************************/
#include <ppc4xx_enet.h>
#include <miiphy.h>
#include <asm/processor.h>
+#include <asm/4xx_pci.h>
DECLARE_GLOBAL_DATA_PTR;
return (0);
}
-/*************************************************************************
- * pci_pre_init
- *
- * This routine is called just prior to registering the hose and gives
- * the board the opportunity to check things. Returning a value of zero
- * indicates that things are bad & PCI initialization should be aborted.
- *
- * Different boards may wish to customize the pci controller structure
- * (add regions, override default access routines, etc) or perform
- * certain pre-initialization actions.
- *
- ************************************************************************/
#if defined(CONFIG_PCI)
-int pci_pre_init(struct pci_controller * hose )
+/*
+ * Override weak pci_pre_init()
+ */
+int pci_pre_init(struct pci_controller *hose)
{
- unsigned long strap;
-
- /*--------------------------------------------------------------------------+
- * The ocotea board is always configured as the host & requires the
- * PCI arbiter to be enabled.
- *--------------------------------------------------------------------------*/
- mfsdr(SDR0_SDSTP1, strap);
- if( (strap & SDR0_SDSTP1_PAE_MASK) == 0 ){
- printf("PCI: SDR0_STRP1[%08lX] - PCI Arbiter disabled.\n",strap);
+ if (__pci_pre_init(hose) == 0)
return 0;
- }
/* FPGA Init */
- alpr_fpga_init ();
+ alpr_fpga_init();
return 1;
}
-#endif /* defined(CONFIG_PCI) */
/*************************************************************************
* Override weak is_pci_host()
*
*
************************************************************************/
-#if defined(CONFIG_PCI)
-
static void wait_for_pci_ready(void)
{
/*
}
/*************************************************************************
- * pci_pre_init
- *
- * This routine is called just prior to registering the hose and gives
- * the board the opportunity to check things. Returning a value of zero
- * indicates that things are bad & PCI initialization should be aborted.
- *
- * Different boards may wish to customize the pci controller structure
- * (add regions, override default access routines, etc) or perform
- * certain pre-initialization actions.
- *
- ************************************************************************/
-#if defined(CONFIG_PCI)
-int pci_pre_init(struct pci_controller *hose)
-{
- unsigned long strap;
-
- /*--------------------------------------------------------------------------+
- * The P3P440 board is always configured as the host & requires the
- * PCI arbiter to be disabled because it's an PMC module.
- *--------------------------------------------------------------------------*/
- strap = mfdcr(CPC0_STRP1);
- if (strap & 0x00100000) {
- printf("PCI: CPC0_STRP1[PAE] set.\n");
- return 0;
- }
-
- return 1;
-}
-#endif /* defined(CONFIG_PCI) */
-
-/*************************************************************************
* Override weak is_pci_host()
*
* This routine is called to determine if a pci scan should be
}
#endif /* !defined(CONFIG_SPD_EEPROM) */
-
-/*************************************************************************
- * pci_pre_init
- *
- * This routine is called just prior to registering the hose and gives
- * the board the opportunity to check things. Returning a value of zero
- * indicates that things are bad & PCI initialization should be aborted.
- *
- * Different boards may wish to customize the pci controller structure
- * (add regions, override default access routines, etc) or perform
- * certain pre-initialization actions.
- *
- ************************************************************************/
-#if defined(CONFIG_PCI)
-int pci_pre_init(struct pci_controller * hose )
-{
- unsigned long strap;
-
- /*--------------------------------------------------------------------------+
- * The metrobox is always configured as the host & requires the
- * PCI arbiter to be enabled.
- *--------------------------------------------------------------------------*/
- mfsdr(SDR0_SDSTP1, strap);
- if( (strap & SDR0_SDSTP1_PAE_MASK) == 0 ){
- printf("PCI: SDR0_STRP1[%08lX] - PCI Arbiter disabled.\n",strap);
- return 0;
- }
-
- return 1;
-}
-#endif /* defined(CONFIG_PCI) */
-
/*************************************************************************
* board_get_enetaddr
*
}
/*
+ * Override weak pci_pre_init()
+ *
* This routine is called just prior to registering the hose and gives
* the board the opportunity to check things. Returning a value of zero
* indicates that things are bad & PCI initialization should be aborted.
* (add regions, override default access routines, etc) or perform
* certain pre-initialization actions.
*/
-
#if defined(CONFIG_PCI)
int pci_pre_init(struct pci_controller * hose)
{
#include <common.h>
#include <command.h>
-#if !defined(CONFIG_440)
#include <asm/4xx_pci.h>
-#endif
#include <asm/processor.h>
#include <asm/io.h>
#include <pci.h>
DECLARE_GLOBAL_DATA_PTR;
+#if defined(CONFIG_405GP) || defined(CONFIG_405EP)
+
+#if defined(CONFIG_PMC405)
+ushort pmc405_pci_subsys_deviceid(void);
+#endif
+
+/*#define DEBUG*/
+
/*
* Board-specific pci initialization
* Platform code can reimplement pci_pre_init() if needed
*/
int __pci_pre_init(struct pci_controller *hose)
{
-#if defined (CONFIG_405EP)
+#if defined(CONFIG_405EP)
/*
* Enable the internal PCI arbiter by default.
*
return 1;
}
-int pci_pre_init(struct pci_controller *hose) __attribute__((weak, alias("__pci_pre_init")));
-
-#if defined(CONFIG_405GP) || defined(CONFIG_405EP)
-
-#if defined(CONFIG_PMC405)
-ushort pmc405_pci_subsys_deviceid(void);
-#endif
-
-/*#define DEBUG*/
+int pci_pre_init(struct pci_controller *hose)
+ __attribute__((weak, alias("__pci_pre_init")));
int __is_pci_host(struct pci_controller *hose)
{
pciauto_region_init(hose->pci_fb);
/* Let board change/modify hose & do initial checks */
- if (pci_pre_init (hose) == 0) {
+ if (pci_pre_init(hose) == 0) {
printf("PCI: Board-specific initialization failed.\n");
printf("PCI: Configuration aborted.\n");
return;
int is_pci_host(struct pci_controller *hose)
__attribute__((weak, alias("__is_pci_host")));
+#if defined(CONFIG_440EP) || defined(CONFIG_440EPX) || \
+ defined(CONFIG_440GR) || defined(CONFIG_440GRX)
+
+#if defined(CONFIG_SYS_PCI_TARGET_INIT)
/*
- * pci_target_init
+ * pci_target_init
*
- * The bootstrap configuration provides default settings for the pci
- * inbound map (PIM). But the bootstrap config choices are limited and
- * may not be sufficient for a given board.
+ * The bootstrap configuration provides default settings for the pci
+ * inbound map (PIM). But the bootstrap config choices are limited and
+ * may not be sufficient for a given board.
*/
-#if defined(CONFIG_SYS_PCI_TARGET_INIT)
-#if defined(CONFIG_440EP) || defined(CONFIG_440EPX) || \
- defined(CONFIG_440GR) || defined(CONFIG_440GRX)
void __pci_target_init(struct pci_controller *hose)
{
/*
pci_write_config_dword(0, PCI_BRDGOPT2, 0x00000101);
}
+#endif /* CONFIG_SYS_PCI_TARGET_INIT */
+
+/*
+ * pci_pre_init
+ *
+ * This routine is called just prior to registering the hose and gives
+ * the board the opportunity to check things. Returning a value of zero
+ * indicates that things are bad & PCI initialization should be aborted.
+ *
+ * Different boards may wish to customize the pci controller structure
+ * (add regions, override default access routines, etc) or perform
+ * certain pre-initialization actions.
+ *
+ */
+int __pci_pre_init(struct pci_controller *hose)
+{
+ u32 reg;
+
+ /*
+ * Set priority for all PLB3 devices to 0.
+ * Set PLB3 arbiter to fair mode.
+ */
+ mfsdr(SD0_AMP1, reg);
+ mtsdr(SD0_AMP1, (reg & 0x000000FF) | 0x0000FF00);
+ reg = mfdcr(PLB3_ACR);
+ mtdcr(PLB3_ACR, reg | 0x80000000);
+
+ /*
+ * Set priority for all PLB4 devices to 0.
+ */
+ mfsdr(SD0_AMP0, reg);
+ mtsdr(SD0_AMP0, (reg & 0x000000FF) | 0x0000FF00);
+ reg = mfdcr(PLB4_ACR) | 0xa0000000;
+ mtdcr(PLB4_ACR, reg);
+
+ /*
+ * Set Nebula PLB4 arbiter to fair mode.
+ */
+ /* Segment0 */
+ reg = (mfdcr(PLB0_ACR) & ~PLB0_ACR_PPM_MASK) | PLB0_ACR_PPM_FAIR;
+ reg = (reg & ~PLB0_ACR_HBU_MASK) | PLB0_ACR_HBU_ENABLED;
+ reg = (reg & ~PLB0_ACR_RDP_MASK) | PLB0_ACR_RDP_4DEEP;
+ reg = (reg & ~PLB0_ACR_WRP_MASK) | PLB0_ACR_WRP_2DEEP;
+ mtdcr(PLB0_ACR, reg);
+
+ /* Segment1 */
+ reg = (mfdcr(PLB1_ACR) & ~PLB1_ACR_PPM_MASK) | PLB1_ACR_PPM_FAIR;
+ reg = (reg & ~PLB1_ACR_HBU_MASK) | PLB1_ACR_HBU_ENABLED;
+ reg = (reg & ~PLB1_ACR_RDP_MASK) | PLB1_ACR_RDP_4DEEP;
+ reg = (reg & ~PLB1_ACR_WRP_MASK) | PLB1_ACR_WRP_2DEEP;
+ mtdcr(PLB1_ACR, reg);
+
+#if defined(CONFIG_SYS_PCI_BOARD_FIXUP_IRQ)
+ hose->fixup_irq = board_pci_fixup_irq;
+#endif
+
+ return 1;
+}
+
#else /* defined(CONFIG_440EP) ... */
+
+#if defined(CONFIG_SYS_PCI_TARGET_INIT)
void __pci_target_init(struct pci_controller * hose)
{
/*
out_le16((void *)PCIL0_CMD, in_le16((void *)PCIL0_CMD) |
PCI_COMMAND_MEMORY);
}
+#endif /* CONFIG_SYS_PCI_TARGET_INIT */
+
+int __pci_pre_init(struct pci_controller *hose)
+{
+ /*
+ * This board is always configured as the host & requires the
+ * PCI arbiter to be enabled.
+ */
+ if (!pci_arbiter_enabled()) {
+ printf("PCI: PCI Arbiter disabled!\n");
+ return 0;
+ }
+
+ return 1;
+}
+
#endif /* defined(CONFIG_440EP) ... */
+
+#if defined(CONFIG_SYS_PCI_TARGET_INIT)
void pci_target_init(struct pci_controller * hose)
__attribute__((weak, alias("__pci_target_init")));
+#endif /* CONFIG_SYS_PCI_TARGET_INIT */
-#endif /* defined(CONFIG_SYS_PCI_TARGET_INIT) */
+int pci_pre_init(struct pci_controller *hose)
+ __attribute__((weak, alias("__pci_pre_init")));
int pci_440_init (struct pci_controller *hose)
{
pci_setup_indirect(hose, PCIL0_CFGADR, PCIL0_CFGDATA);
/* Let board change/modify hose & do initial checks */
- if (pci_pre_init (hose) == 0) {
+ if (pci_pre_init(hose) == 0) {
printf("PCI: Board-specific initialization failed.\n");
printf("PCI: Configuration aborted.\n");
return -1;
#if defined(CONFIG_PCI) && !defined(CONFIG_IOP480) && \
!defined(CONFIG_405) && !defined(CONFIG_405EX)
-static int pci_arbiter_enabled(void)
+int pci_arbiter_enabled(void)
{
#if defined(CONFIG_405GP)
return (mfdcr(CPC0_PSR) & PSR_PCI_ARBIT_EN);
#ifndef _405GP_PCI_H
#define _405GP_PCI_H
+#include <pci.h>
+
/*----------------------------------------------------------------------------+
| 405GP PCI core memory map defines.
+----------------------------------------------------------------------------*/
#define PCIDEVID_405GP 0x0
+void board_pci_fixup_irq(struct pci_controller *hose, pci_dev_t dev);
+int pci_arbiter_enabled(void);
+int __pci_pre_init(struct pci_controller *hose);
void __pci_target_init(struct pci_controller *hose);
#endif
/* Board-specific PCI */
#define CONFIG_SYS_PCI_TARGET_INIT
#define CONFIG_SYS_PCI_MASTER_INIT
+#define CONFIG_SYS_PCI_BOARD_FIXUP_IRQ
/* PCI identification */
#define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x12FE /* PCI Vendor ID: esd gmbh */
/* Board-specific PCI */
#define CONFIG_SYS_PCI_TARGET_INIT
#define CONFIG_SYS_PCI_MASTER_INIT
+#define CONFIG_SYS_PCI_BOARD_FIXUP_IRQ
#define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x10e8 /* AMCC */
#define CONFIG_SYS_PCI_SUBSYS_ID 0xcafe /* Whatever */
/* Board-specific PCI */
#define CONFIG_SYS_PCI_TARGET_INIT
#define CONFIG_SYS_PCI_MASTER_INIT
+#define CONFIG_SYS_PCI_BOARD_FIXUP_IRQ
#define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x10e8 /* AMCC */
#define CONFIG_SYS_PCI_SUBSYS_ID 0xcafe /* Whatever */
#define CPC0_STRP1_PAE_MASK (0x80000000 >> 11)
#define CPC0_STRP1_PISE_MASK (0x80000000 >> 13)
#endif /* defined(CONFIG_440GP) */
-#if defined(CONFIG_440GX) || defined(CONFIG_440SP)
+#if defined(CONFIG_440GX) || defined(CONFIG_440SP) || \
+ defined(CONFIG_460EX) || defined(CONFIG_460GT)
#define SDR0_SDSTP1_PAE_MASK (0x80000000 >> 13)
#define SDR0_SDSTP1_PISE_MASK (0x80000000 >> 15)
#endif /* defined(CONFIG_440GX) || defined(CONFIG_440SP) */
projects / kernel / u-boot.git / commitdiff