This patch removes the duplicted implementations of the pci_pre_init() function by introducing a weak default function for it. This weak default has a different implementation for some PPC variants. It can be overridden by a board specific version.
Signed-off-by: Stefan Roese sr@denx.de --- board/amcc/bamboo/bamboo.c | 55 -------------- board/amcc/ebony/ebony.c | 31 -------- board/amcc/katmai/katmai.c | 31 -------- board/amcc/kilauea/kilauea.c | 19 ----- board/amcc/luan/luan.c | 33 --------- board/amcc/makalu/makalu.c | 19 ----- board/amcc/ocotea/ocotea.c | 32 --------- board/amcc/sequoia/sequoia.c | 59 +--------------- board/amcc/taishan/taishan.c | 31 -------- board/amcc/yosemite/yosemite.c | 55 -------------- board/amcc/yucca/yucca.c | 31 -------- board/esd/du440/du440.c | 54 -------------- board/esd/pmc440/pmc440.c | 60 +--------------- board/gdsys/gdppc440etx/gdppc440etx.c | 49 +------------ board/korat/korat.c | 60 +--------------- board/lwmon5/lwmon5.c | 55 -------------- board/pcs440ep/pcs440ep.c | 55 -------------- board/prodrive/alpr/alpr.c | 34 ++------- board/prodrive/p3p440/p3p440.c | 31 -------- board/sandburst/common/sb_common.c | 32 --------- board/xes/xpedite1000/xpedite1000.c | 3 +- cpu/ppc4xx/4xx_pci.c | 125 +++++++++++++++++++++++++++------ cpu/ppc4xx/cpu.c | 2 +- include/asm-ppc/4xx_pci.h | 5 ++ include/configs/PMC440.h | 1 + include/configs/korat.h | 1 + include/configs/sequoia.h | 1 + include/ppc440.h | 3 +- 28 files changed, 130 insertions(+), 837 deletions(-)
diff --git a/board/amcc/bamboo/bamboo.c b/board/amcc/bamboo/bamboo.c index 3ffdac8..7c34c44 100644 --- a/board/amcc/bamboo/bamboo.c +++ b/board/amcc/bamboo/bamboo.c @@ -467,61 +467,6 @@ phys_size_t initdram (int board_type) }
/************************************************************************* - * 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 * ************************************************************************/ diff --git a/board/amcc/ebony/ebony.c b/board/amcc/ebony/ebony.c index e4d168f..923dbca 100644 --- a/board/amcc/ebony/ebony.c +++ b/board/amcc/ebony/ebony.c @@ -164,34 +164,3 @@ long int fixed_sdram(void) 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) */ diff --git a/board/amcc/katmai/katmai.c b/board/amcc/katmai/katmai.c index f0b48c0..86dc923 100644 --- a/board/amcc/katmai/katmai.c +++ b/board/amcc/katmai/katmai.c @@ -260,37 +260,6 @@ u32 ddr_clktr(u32 default_val) { 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) { diff --git a/board/amcc/kilauea/kilauea.c b/board/amcc/kilauea/kilauea.c index c4f8a64..2f99ea1 100644 --- a/board/amcc/kilauea/kilauea.c +++ b/board/amcc/kilauea/kilauea.c @@ -285,25 +285,6 @@ int checkboard (void) 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 diff --git a/board/amcc/luan/luan.c b/board/amcc/luan/luan.c index e0b297e..332d170 100644 --- a/board/amcc/luan/luan.c +++ b/board/amcc/luan/luan.c @@ -127,39 +127,6 @@ u32 ddr_clktr(u32 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 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 diff --git a/board/amcc/makalu/makalu.c b/board/amcc/makalu/makalu.c index 43b9bc6..3d860af 100644 --- a/board/amcc/makalu/makalu.c +++ b/board/amcc/makalu/makalu.c @@ -237,25 +237,6 @@ int checkboard (void) 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 diff --git a/board/amcc/ocotea/ocotea.c b/board/amcc/ocotea/ocotea.c index b38f3cc..951a8b5 100644 --- a/board/amcc/ocotea/ocotea.c +++ b/board/amcc/ocotea/ocotea.c @@ -275,38 +275,6 @@ long int fixed_sdram (void) } #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; diff --git a/board/amcc/sequoia/sequoia.c b/board/amcc/sequoia/sequoia.c index b8ef4e7..8c0a647 100644 --- a/board/amcc/sequoia/sequoia.c +++ b/board/amcc/sequoia/sequoia.c @@ -364,69 +364,12 @@ int checkboard(void) /* * 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) { diff --git a/board/amcc/taishan/taishan.c b/board/amcc/taishan/taishan.c index 574ff1a..279fae2 100644 --- a/board/amcc/taishan/taishan.c +++ b/board/amcc/taishan/taishan.c @@ -209,37 +209,6 @@ int checkboard (void) 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 diff --git a/board/amcc/yosemite/yosemite.c b/board/amcc/yosemite/yosemite.c index cd14a6a..b6f8b70 100644 --- a/board/amcc/yosemite/yosemite.c +++ b/board/amcc/yosemite/yosemite.c @@ -353,61 +353,6 @@ phys_size_t initdram(int board) }
/************************************************************************* - * 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 * ************************************************************************/ diff --git a/board/amcc/yucca/yucca.c b/board/amcc/yucca/yucca.c index 0ec26f1..e0d19bc 100644 --- a/board/amcc/yucca/yucca.c +++ b/board/amcc/yucca/yucca.c @@ -588,37 +588,6 @@ u32 ddr_clktr(u32 default_val) { 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) { diff --git a/board/esd/du440/du440.c b/board/esd/du440/du440.c index 866dcaf..af50a1e 100644 --- a/board/esd/du440/du440.c +++ b/board/esd/du440/du440.c @@ -360,60 +360,6 @@ int checkboard(void) 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) { diff --git a/board/esd/pmc440/pmc440.c b/board/esd/pmc440/pmc440.c index 10901b4..c5dc486 100644 --- a/board/esd/pmc440/pmc440.c +++ b/board/esd/pmc440/pmc440.c @@ -478,7 +478,7 @@ int checkboard(void) /* * 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};
@@ -488,64 +488,6 @@ void pmc440_pci_fixup_irq(struct pci_controller *hose, pci_dev_t dev) #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 diff --git a/board/gdsys/gdppc440etx/gdppc440etx.c b/board/gdsys/gdppc440etx/gdppc440etx.c index b93a420..10e146b 100644 --- a/board/gdsys/gdppc440etx/gdppc440etx.c +++ b/board/gdsys/gdppc440etx/gdppc440etx.c @@ -29,6 +29,7 @@ #include <ppc4xx.h> #include <asm/processor.h> #include <asm/io.h> +#include <asm/4xx_pci.h>
DECLARE_GLOBAL_DATA_PTR;
@@ -158,55 +159,13 @@ int checkboard(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. - * + * 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); diff --git a/board/korat/korat.c b/board/korat/korat.c index 02ebfdf..78ccb11 100644 --- a/board/korat/korat.c +++ b/board/korat/korat.c @@ -595,71 +595,13 @@ int checkboard(void) /* * 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 diff --git a/board/lwmon5/lwmon5.c b/board/lwmon5/lwmon5.c index 77f2d7f..bd29437 100644 --- a/board/lwmon5/lwmon5.c +++ b/board/lwmon5/lwmon5.c @@ -276,61 +276,6 @@ int checkboard(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 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 * ************************************************************************/ diff --git a/board/pcs440ep/pcs440ep.c b/board/pcs440ep/pcs440ep.c index 9293759..e7c575d 100644 --- a/board/pcs440ep/pcs440ep.c +++ b/board/pcs440ep/pcs440ep.c @@ -551,61 +551,6 @@ phys_size_t initdram (int board_type) }
/************************************************************************* - * 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 * ************************************************************************/ diff --git a/board/prodrive/alpr/alpr.c b/board/prodrive/alpr/alpr.c index c06aadb..6615327 100644 --- a/board/prodrive/alpr/alpr.c +++ b/board/prodrive/alpr/alpr.c @@ -29,6 +29,7 @@ #include <ppc4xx_enet.h> #include <miiphy.h> #include <asm/processor.h> +#include <asm/4xx_pci.h>
DECLARE_GLOBAL_DATA_PTR;
@@ -144,39 +145,20 @@ int checkboard (void) 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() @@ -193,8 +175,6 @@ int pci_pre_init(struct pci_controller * hose ) * * ************************************************************************/ -#if defined(CONFIG_PCI) - static void wait_for_pci_ready(void) { /* diff --git a/board/prodrive/p3p440/p3p440.c b/board/prodrive/p3p440/p3p440.c index 5761e70..020f66d 100644 --- a/board/prodrive/p3p440/p3p440.c +++ b/board/prodrive/p3p440/p3p440.c @@ -165,37 +165,6 @@ int misc_init_r (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 diff --git a/board/sandburst/common/sb_common.c b/board/sandburst/common/sb_common.c index 45e9043..6b91074 100644 --- a/board/sandburst/common/sb_common.c +++ b/board/sandburst/common/sb_common.c @@ -300,38 +300,6 @@ long int fixed_sdram (void) } #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 * diff --git a/board/xes/xpedite1000/xpedite1000.c b/board/xes/xpedite1000/xpedite1000.c index db37ca0..b4cbb2f 100644 --- a/board/xes/xpedite1000/xpedite1000.c +++ b/board/xes/xpedite1000/xpedite1000.c @@ -136,6 +136,8 @@ phys_size_t initdram(int board_type) }
/* + * 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. @@ -144,7 +146,6 @@ phys_size_t initdram(int board_type) * (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) { diff --git a/cpu/ppc4xx/4xx_pci.c b/cpu/ppc4xx/4xx_pci.c index 28877ce..0757bd8 100644 --- a/cpu/ppc4xx/4xx_pci.c +++ b/cpu/ppc4xx/4xx_pci.c @@ -73,9 +73,7 @@
#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> @@ -84,13 +82,21 @@
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. * @@ -106,15 +112,8 @@ int __pci_pre_init(struct pci_controller *hose)
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) { @@ -232,7 +231,7 @@ void pci_405gp_init(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; @@ -500,16 +499,17 @@ int __is_pci_host(struct pci_controller *hose) 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) { /* @@ -570,7 +570,68 @@ 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) { /* @@ -599,11 +660,31 @@ 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) { @@ -674,7 +755,7 @@ 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; diff --git a/cpu/ppc4xx/cpu.c b/cpu/ppc4xx/cpu.c index e1b00a7..73d4d06 100644 --- a/cpu/ppc4xx/cpu.c +++ b/cpu/ppc4xx/cpu.c @@ -81,7 +81,7 @@ static int pci_async_enabled(void)
#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); diff --git a/include/asm-ppc/4xx_pci.h b/include/asm-ppc/4xx_pci.h index 5400a03..3176990 100644 --- a/include/asm-ppc/4xx_pci.h +++ b/include/asm-ppc/4xx_pci.h @@ -1,6 +1,8 @@ #ifndef _405GP_PCI_H #define _405GP_PCI_H
+#include <pci.h> + /*----------------------------------------------------------------------------+ | 405GP PCI core memory map defines. +----------------------------------------------------------------------------*/ @@ -49,6 +51,9 @@
#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 diff --git a/include/configs/PMC440.h b/include/configs/PMC440.h index 89be2ca..7f3efa2 100644 --- a/include/configs/PMC440.h +++ b/include/configs/PMC440.h @@ -435,6 +435,7 @@ /* 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 */ diff --git a/include/configs/korat.h b/include/configs/korat.h index 7e74ef7..026dd08 100644 --- a/include/configs/korat.h +++ b/include/configs/korat.h @@ -360,6 +360,7 @@ /* 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 */ diff --git a/include/configs/sequoia.h b/include/configs/sequoia.h index 9605ce2..5788d58 100644 --- a/include/configs/sequoia.h +++ b/include/configs/sequoia.h @@ -364,6 +364,7 @@ /* 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 */ diff --git a/include/ppc440.h b/include/ppc440.h index e54a977..a050ffd 100644 --- a/include/ppc440.h +++ b/include/ppc440.h @@ -1276,7 +1276,8 @@ #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) */