diff options
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/boot/Makefile | 1 | ||||
| -rw-r--r-- | arch/powerpc/platforms/cell/Kconfig | 19 | ||||
| -rw-r--r-- | arch/powerpc/platforms/cell/Makefile | 17 | ||||
| -rw-r--r-- | arch/powerpc/platforms/cell/qpace_setup.c | 152 |
4 files changed, 174 insertions, 15 deletions
diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile index 3d3daa674299..f32829937aad 100644 --- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile @@ -194,6 +194,7 @@ image-$(CONFIG_PPC_MAPLE) += zImage.pseries image-$(CONFIG_PPC_IBM_CELL_BLADE) += zImage.pseries image-$(CONFIG_PPC_PS3) += dtbImage.ps3 image-$(CONFIG_PPC_CELLEB) += zImage.pseries +image-$(CONFIG_PPC_CELL_QPACE) += zImage.pseries image-$(CONFIG_PPC_CHRP) += zImage.chrp image-$(CONFIG_PPC_EFIKA) += zImage.chrp image-$(CONFIG_PPC_PMAC) += zImage.pmac diff --git a/arch/powerpc/platforms/cell/Kconfig b/arch/powerpc/platforms/cell/Kconfig index 617f84547b30..5cc3279559a4 100644 --- a/arch/powerpc/platforms/cell/Kconfig +++ b/arch/powerpc/platforms/cell/Kconfig @@ -2,13 +2,18 @@ config PPC_CELL bool default n -config PPC_CELL_NATIVE +config PPC_CELL_COMMON bool select PPC_CELL select PPC_DCR_MMIO - select PPC_OF_PLATFORM_PCI select PPC_INDIRECT_IO select PPC_NATIVE + select PPC_RTAS + +config PPC_CELL_NATIVE + bool + select PPC_CELL_COMMON + select PPC_OF_PLATFORM_PCI select MPIC select IBM_NEW_EMAC_EMAC4 select IBM_NEW_EMAC_RGMII @@ -20,7 +25,6 @@ config PPC_IBM_CELL_BLADE bool "IBM Cell Blade" depends on PPC_MULTIPLATFORM && PPC64 select PPC_CELL_NATIVE - select PPC_RTAS select MMIO_NVRAM select PPC_UDBG_16550 select UDBG_RTAS_CONSOLE @@ -28,16 +32,17 @@ config PPC_IBM_CELL_BLADE config PPC_CELLEB bool "Toshiba's Cell Reference Set 'Celleb' Architecture" depends on PPC_MULTIPLATFORM && PPC64 - select PPC_CELL select PPC_CELL_NATIVE - select PPC_RTAS - select PPC_INDIRECT_IO - select PPC_OF_PLATFORM_PCI select HAS_TXX9_SERIAL select PPC_UDBG_BEAT select USB_OHCI_BIG_ENDIAN_MMIO select USB_EHCI_BIG_ENDIAN_MMIO +config PPC_CELL_QPACE + bool "IBM Cell - QPACE" + depends on PPC_MULTIPLATFORM && PPC64 + select PPC_CELL_COMMON + menu "Cell Broadband Engine options" depends on PPC_CELL diff --git a/arch/powerpc/platforms/cell/Makefile b/arch/powerpc/platforms/cell/Makefile index 7fd830872c43..43eccb270301 100644 --- a/arch/powerpc/platforms/cell/Makefile +++ b/arch/powerpc/platforms/cell/Makefile @@ -1,7 +1,7 @@ -obj-$(CONFIG_PPC_CELL_NATIVE) += interrupt.o iommu.o setup.o \ - cbe_regs.o spider-pic.o \ - pervasive.o pmu.o io-workarounds.o \ - spider-pci.o +obj-$(CONFIG_PPC_CELL_COMMON) += cbe_regs.o interrupt.o pervasive.o + +obj-$(CONFIG_PPC_CELL_NATIVE) += iommu.o setup.o spider-pic.o \ + pmu.o io-workarounds.o spider-pci.o obj-$(CONFIG_CBE_RAS) += ras.o obj-$(CONFIG_CBE_THERM) += cbe_thermal.o @@ -14,13 +14,12 @@ obj-$(CONFIG_PPC_IBM_CELL_POWERBUTTON) += cbe_powerbutton.o ifeq ($(CONFIG_SMP),y) obj-$(CONFIG_PPC_CELL_NATIVE) += smp.o +obj-$(CONFIG_PPC_CELL_QPACE) += smp.o endif # needed only when building loadable spufs.ko -spu-priv1-$(CONFIG_PPC_CELL_NATIVE) += spu_priv1_mmio.o - -spu-manage-$(CONFIG_PPC_CELLEB) += spu_manage.o -spu-manage-$(CONFIG_PPC_CELL_NATIVE) += spu_manage.o +spu-priv1-$(CONFIG_PPC_CELL_COMMON) += spu_priv1_mmio.o +spu-manage-$(CONFIG_PPC_CELL_COMMON) += spu_manage.o obj-$(CONFIG_SPU_BASE) += spu_callbacks.o spu_base.o \ spu_notify.o \ @@ -31,6 +30,8 @@ obj-$(CONFIG_SPU_BASE) += spu_callbacks.o spu_base.o \ obj-$(CONFIG_PCI_MSI) += axon_msi.o +# qpace setup +obj-$(CONFIG_PPC_CELL_QPACE) += qpace_setup.o # celleb stuff ifeq ($(CONFIG_PPC_CELLEB),y) diff --git a/arch/powerpc/platforms/cell/qpace_setup.c b/arch/powerpc/platforms/cell/qpace_setup.c new file mode 100644 index 000000000000..be84e6a16b30 --- /dev/null +++ b/arch/powerpc/platforms/cell/qpace_setup.c @@ -0,0 +1,152 @@ +/* + * linux/arch/powerpc/platforms/cell/qpace_setup.c + * + * Copyright (C) 1995 Linus Torvalds + * Adapted from 'alpha' version by Gary Thomas + * Modified by Cort Dougan (cort@cs.nmt.edu) + * Modified by PPC64 Team, IBM Corp + * Modified by Cell Team, IBM Deutschland Entwicklung GmbH + * Modified by Benjamin Krill <ben@codiert.org>, IBM Corp. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + */ + +#include <linux/sched.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/irq.h> +#include <linux/console.h> +#include <linux/of_platform.h> + +#include <asm/mmu.h> +#include <asm/processor.h> +#include <asm/io.h> +#include <asm/kexec.h> +#include <asm/pgtable.h> +#include <asm/prom.h> +#include <asm/rtas.h> +#include <asm/dma.h> +#include <asm/machdep.h> +#include <asm/time.h> +#include <asm/cputable.h> +#include <asm/irq.h> +#include <asm/spu.h> +#include <asm/spu_priv1.h> +#include <asm/udbg.h> +#include <asm/cell-regs.h> + +#include "interrupt.h" +#include "pervasive.h" +#include "ras.h" +#include "io-workarounds.h" + +static void qpace_show_cpuinfo(struct seq_file *m) +{ + struct device_node *root; + const char *model = ""; + + root = of_find_node_by_path("/"); + if (root) + model = of_get_property(root, "model", NULL); + seq_printf(m, "machine\t\t: CHRP %s\n", model); + of_node_put(root); +} + +static void qpace_progress(char *s, unsigned short hex) +{ + printk("*** %04x : %s\n", hex, s ? s : ""); +} + +static int __init qpace_publish_devices(void) +{ + int node; + + /* Publish OF platform devices for southbridge IOs */ + of_platform_bus_probe(NULL, NULL, NULL); + + /* There is no device for the MIC memory controller, thus we create + * a platform device for it to attach the EDAC driver to. + */ + for_each_online_node(node) { + if (cbe_get_cpu_mic_tm_regs(cbe_node_to_cpu(node)) == NULL) + continue; + platform_device_register_simple("cbe-mic", node, NULL, 0); + } + + return 0; +} +machine_subsys_initcall(qpace, qpace_publish_devices); + +extern int qpace_notify(struct device *dev) +{ + /* set dma_ops for of_platform bus */ + if (dev->bus && dev->bus->name + && !strcmp(dev->bus->name, "of_platform")) + set_dma_ops(dev, &dma_direct_ops); + + return 0; +} + +static void __init qpace_setup_arch(void) +{ +#ifdef CONFIG_SPU_BASE + spu_priv1_ops = &spu_priv1_mmio_ops; + spu_management_ops = &spu_management_of_ops; +#endif + + cbe_regs_init(); + +#ifdef CONFIG_CBE_RAS + cbe_ras_init(); +#endif + +#ifdef CONFIG_SMP + smp_init_cell(); +#endif + + /* init to some ~sane value until calibrate_delay() runs */ + loops_per_jiffy = 50000000; + + cbe_pervasive_init(); +#ifdef CONFIG_DUMMY_CONSOLE + conswitchp = &dummy_con; +#endif + + /* set notifier function */ + platform_notify = &qpace_notify; +} + +static int __init qpace_probe(void) +{ + unsigned long root = of_get_flat_dt_root(); + + if (!of_flat_dt_is_compatible(root, "IBM,QPACE")) + return 0; + + hpte_init_native(); + + return 1; +} + +define_machine(qpace) { + .name = "QPACE", + .probe = qpace_probe, + .setup_arch = qpace_setup_arch, + .show_cpuinfo = qpace_show_cpuinfo, + .restart = rtas_restart, + .power_off = rtas_power_off, + .halt = rtas_halt, + .get_boot_time = rtas_get_boot_time, + .calibrate_decr = generic_calibrate_decr, + .progress = qpace_progress, + .init_IRQ = iic_init_IRQ, +#ifdef CONFIG_KEXEC + .machine_kexec = default_machine_kexec, + .machine_kexec_prepare = default_machine_kexec_prepare, + .machine_crash_shutdown = default_machine_crash_shutdown, +#endif +}; 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