diff options
Diffstat (limited to 'arch/powerpc/platforms/iseries')
| -rw-r--r-- | arch/powerpc/platforms/iseries/Makefile | 1 | ||||
| -rw-r--r-- | arch/powerpc/platforms/iseries/iommu.c | 24 | ||||
| -rw-r--r-- | arch/powerpc/platforms/iseries/iommu.h | 35 | ||||
| -rw-r--r-- | arch/powerpc/platforms/iseries/mf.c | 9 | ||||
| -rw-r--r-- | arch/powerpc/platforms/iseries/pci.c | 5 | ||||
| -rw-r--r-- | arch/powerpc/platforms/iseries/setup.c | 101 | ||||
| -rw-r--r-- | arch/powerpc/platforms/iseries/vio.c | 131 |
7 files changed, 106 insertions, 200 deletions
diff --git a/arch/powerpc/platforms/iseries/Makefile b/arch/powerpc/platforms/iseries/Makefile index ce8c0b943fa0..7e67a20c18ab 100644 --- a/arch/powerpc/platforms/iseries/Makefile +++ b/arch/powerpc/platforms/iseries/Makefile @@ -3,7 +3,6 @@ EXTRA_CFLAGS += -mno-minimal-toc obj-y += hvlog.o hvlpconfig.o lpardata.o setup.o mf.o lpevents.o \ hvcall.o proc.o htab.o iommu.o misc.o irq.o obj-$(CONFIG_PCI) += pci.o vpdinfo.o -obj-$(CONFIG_IBMVIO) += vio.o obj-$(CONFIG_SMP) += smp.o obj-$(CONFIG_VIOPATH) += viopath.o obj-$(CONFIG_MODULES) += ksyms.o diff --git a/arch/powerpc/platforms/iseries/iommu.c b/arch/powerpc/platforms/iseries/iommu.c index bea0b703f409..3ac22065c424 100644 --- a/arch/powerpc/platforms/iseries/iommu.c +++ b/arch/powerpc/platforms/iseries/iommu.c @@ -4,6 +4,7 @@ * Rewrite, cleanup: * * Copyright (C) 2004 Olof Johansson <olof@lixom.net>, IBM Corporation + * Copyright (C) 2006 Olof Johansson <olof@lixom.net> * * Dynamic DMA mapping support, iSeries-specific parts. * @@ -33,8 +34,7 @@ #include <asm/abs_addr.h> #include <asm/pci-bridge.h> #include <asm/iseries/hv_call_xm.h> - -#include "iommu.h" +#include <asm/iseries/iommu.h> extern struct list_head iSeries_Global_Device_List; @@ -43,30 +43,28 @@ static void tce_build_iSeries(struct iommu_table *tbl, long index, long npages, unsigned long uaddr, enum dma_data_direction direction) { u64 rc; - union tce_entry tce; + u64 tce, rpn; index <<= TCE_PAGE_FACTOR; npages <<= TCE_PAGE_FACTOR; while (npages--) { - tce.te_word = 0; - tce.te_bits.tb_rpn = virt_to_abs(uaddr) >> TCE_SHIFT; + rpn = virt_to_abs(uaddr) >> TCE_SHIFT; + tce = (rpn & TCE_RPN_MASK) << TCE_RPN_SHIFT; if (tbl->it_type == TCE_VB) { /* Virtual Bus */ - tce.te_bits.tb_valid = 1; - tce.te_bits.tb_allio = 1; + tce |= TCE_VALID|TCE_ALLIO; if (direction != DMA_TO_DEVICE) - tce.te_bits.tb_rdwr = 1; + tce |= TCE_VB_WRITE; } else { /* PCI Bus */ - tce.te_bits.tb_rdwr = 1; /* Read allowed */ + tce |= TCE_PCI_READ; /* Read allowed */ if (direction != DMA_TO_DEVICE) - tce.te_bits.tb_pciwr = 1; + tce |= TCE_PCI_WRITE; } - rc = HvCallXm_setTce((u64)tbl->it_index, (u64)index, - tce.te_word); + rc = HvCallXm_setTce((u64)tbl->it_index, (u64)index, tce); if (rc) panic("PCI_DMA: HvCallXm_setTce failed, Rc: 0x%lx\n", rc); @@ -124,7 +122,7 @@ void iommu_table_getparms_iSeries(unsigned long busno, /* itc_size is in pages worth of table, it_size is in # of entries */ tbl->it_size = ((parms->itc_size * TCE_PAGE_SIZE) / - sizeof(union tce_entry)) >> TCE_PAGE_FACTOR; + TCE_ENTRY_SIZE) >> TCE_PAGE_FACTOR; tbl->it_busno = parms->itc_busno; tbl->it_offset = parms->itc_offset >> TCE_PAGE_FACTOR; tbl->it_index = parms->itc_index; diff --git a/arch/powerpc/platforms/iseries/iommu.h b/arch/powerpc/platforms/iseries/iommu.h deleted file mode 100644 index cb5658fbe657..000000000000 --- a/arch/powerpc/platforms/iseries/iommu.h +++ /dev/null @@ -1,35 +0,0 @@ -#ifndef _PLATFORMS_ISERIES_IOMMU_H -#define _PLATFORMS_ISERIES_IOMMU_H - -/* - * Copyright (C) 2005 Stephen Rothwell, IBM Corporation - * - * 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. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the: - * Free Software Foundation, Inc., - * 59 Temple Place, Suite 330, - * Boston, MA 02111-1307 USA - */ - -struct device_node; -struct iommu_table; - -/* Creates table for an individual device node */ -extern void iommu_devnode_init_iSeries(struct device_node *dn); - -/* Get table parameters from HV */ -extern void iommu_table_getparms_iSeries(unsigned long busno, - unsigned char slotno, unsigned char virtbus, - struct iommu_table *tbl); - -#endif /* _PLATFORMS_ISERIES_IOMMU_H */ diff --git a/arch/powerpc/platforms/iseries/mf.c b/arch/powerpc/platforms/iseries/mf.c index d771b8ee857d..1a2c2a50f922 100644 --- a/arch/powerpc/platforms/iseries/mf.c +++ b/arch/powerpc/platforms/iseries/mf.c @@ -45,7 +45,6 @@ #include "setup.h" -extern int piranha_simulator; static int mf_initialized; /* @@ -658,7 +657,7 @@ static void mf_clear_src(void) void __init mf_display_progress(u16 value) { - if (piranha_simulator || !mf_initialized) + if (!mf_initialized) return; if (0xFFFF == value) @@ -1295,9 +1294,6 @@ __initcall(mf_proc_init); */ void iSeries_get_rtc_time(struct rtc_time *rtc_tm) { - if (piranha_simulator) - return; - mf_get_rtc(rtc_tm); rtc_tm->tm_mon--; } @@ -1316,9 +1312,6 @@ unsigned long iSeries_get_boot_time(void) { struct rtc_time tm; - if (piranha_simulator) - return 0; - mf_get_boot_rtc(&tm); return mktime(tm.tm_year + 1900, tm.tm_mon, tm.tm_mday, tm.tm_hour, tm.tm_min, tm.tm_sec); diff --git a/arch/powerpc/platforms/iseries/pci.c b/arch/powerpc/platforms/iseries/pci.c index a19833b880e4..428ffb5cf044 100644 --- a/arch/powerpc/platforms/iseries/pci.c +++ b/arch/powerpc/platforms/iseries/pci.c @@ -37,15 +37,13 @@ #include <asm/iseries/hv_call_xm.h> #include <asm/iseries/mf.h> +#include <asm/iseries/iommu.h> #include <asm/ppc-pci.h> #include "irq.h" #include "pci.h" #include "call_pci.h" -#include "iommu.h" - -extern unsigned long io_page_mask; /* * Forward declares of prototypes. @@ -277,7 +275,6 @@ void iSeries_pcibios_init(void) { iomm_table_initialize(); find_and_init_phbs(); - io_page_mask = -1; } /* diff --git a/arch/powerpc/platforms/iseries/setup.c b/arch/powerpc/platforms/iseries/setup.c index a6fd9bedb074..befd36af7e32 100644 --- a/arch/powerpc/platforms/iseries/setup.c +++ b/arch/powerpc/platforms/iseries/setup.c @@ -28,6 +28,7 @@ #include <linux/major.h> #include <linux/root_dev.h> #include <linux/kernel.h> +#include <linux/if_ether.h> /* ETH_ALEN */ #include <asm/processor.h> #include <asm/machdep.h> @@ -45,6 +46,7 @@ #include <asm/cache.h> #include <asm/sections.h> #include <asm/abs_addr.h> +#include <asm/iseries/hv_types.h> #include <asm/iseries/hv_lp_config.h> #include <asm/iseries/hv_call_event.h> #include <asm/iseries/hv_call_xm.h> @@ -81,9 +83,6 @@ extern void iSeries_pci_final_fixup(void); static void iSeries_pci_final_fixup(void) { } #endif -/* Global Variables */ -int piranha_simulator; - extern int rd_size; /* Defined in drivers/block/rd.c */ extern unsigned long embedded_sysmap_start; extern unsigned long embedded_sysmap_end; @@ -340,8 +339,6 @@ static void __init iSeries_init_early(void) #ifdef CONFIG_SMP smp_init_iSeries(); #endif - if (itLpNaca.xPirEnvironMode == 0) - piranha_simulator = 1; /* Associate Lp Event Queue 0 with processor 0 */ HvCallEvent_setLpEventQueueInterruptProc(0, 0); @@ -536,10 +533,10 @@ static void __init iSeries_setup_arch(void) { if (get_lppaca()->shared_proc) { ppc_md.idle_loop = iseries_shared_idle; - printk(KERN_INFO "Using shared processor idle loop\n"); + printk(KERN_DEBUG "Using shared processor idle loop\n"); } else { ppc_md.idle_loop = iseries_dedicated_idle; - printk(KERN_INFO "Using dedicated idle loop\n"); + printk(KERN_DEBUG "Using dedicated idle loop\n"); } /* Setup the Lp Event Queue */ @@ -715,7 +712,7 @@ define_machine(iseries) { }; struct blob { - unsigned char data[PAGE_SIZE]; + unsigned char data[PAGE_SIZE * 2]; unsigned long next; }; @@ -916,6 +913,92 @@ void dt_model(struct iseries_flat_dt *dt) dt_prop_str(dt, "compatible", "IBM,iSeries"); } +void dt_vdevices(struct iseries_flat_dt *dt) +{ + u32 reg = 0; + HvLpIndexMap vlan_map; + int i; + char buf[32]; + + dt_start_node(dt, "vdevice"); + dt_prop_u32(dt, "#address-cells", 1); + dt_prop_u32(dt, "#size-cells", 0); + + snprintf(buf, sizeof(buf), "viocons@%08x", reg); + dt_start_node(dt, buf); + dt_prop_str(dt, "device_type", "serial"); + dt_prop_str(dt, "compatible", ""); + dt_prop_u32(dt, "reg", reg); + dt_end_node(dt); + reg++; + + snprintf(buf, sizeof(buf), "v-scsi@%08x", reg); + dt_start_node(dt, buf); + dt_prop_str(dt, "device_type", "vscsi"); + dt_prop_str(dt, "compatible", "IBM,v-scsi"); + dt_prop_u32(dt, "reg", reg); + dt_end_node(dt); + reg++; + + vlan_map = HvLpConfig_getVirtualLanIndexMap(); + for (i = 0; i < HVMAXARCHITECTEDVIRTUALLANS; i++) { + unsigned char mac_addr[ETH_ALEN]; + + if ((vlan_map & (0x8000 >> i)) == 0) + continue; + snprintf(buf, 32, "vlan@%08x", reg + i); + dt_start_node(dt, buf); + dt_prop_str(dt, "device_type", "vlan"); + dt_prop_str(dt, "compatible", ""); + dt_prop_u32(dt, "reg", reg + i); + dt_prop_u32(dt, "linux,unit_address", i); + + mac_addr[0] = 0x02; + mac_addr[1] = 0x01; + mac_addr[2] = 0xff; + mac_addr[3] = i; + mac_addr[4] = 0xff; + mac_addr[5] = HvLpConfig_getLpIndex_outline(); + dt_prop(dt, "local-mac-address", (char *)mac_addr, ETH_ALEN); + dt_prop(dt, "mac-address", (char *)mac_addr, ETH_ALEN); + + dt_end_node(dt); + } + reg += HVMAXARCHITECTEDVIRTUALLANS; + + for (i = 0; i < HVMAXARCHITECTEDVIRTUALDISKS; i++) { + snprintf(buf, 32, "viodasd@%08x", reg + i); + dt_start_node(dt, buf); + dt_prop_str(dt, "device_type", "viodasd"); + dt_prop_str(dt, "compatible", ""); + dt_prop_u32(dt, "reg", reg + i); + dt_prop_u32(dt, "linux,unit_address", i); + dt_end_node(dt); + } + reg += HVMAXARCHITECTEDVIRTUALDISKS; + for (i = 0; i < HVMAXARCHITECTEDVIRTUALCDROMS; i++) { + snprintf(buf, 32, "viocd@%08x", reg + i); + dt_start_node(dt, buf); + dt_prop_str(dt, "device_type", "viocd"); + dt_prop_str(dt, "compatible", ""); + dt_prop_u32(dt, "reg", reg + i); + dt_prop_u32(dt, "linux,unit_address", i); + dt_end_node(dt); + } + reg += HVMAXARCHITECTEDVIRTUALCDROMS; + for (i = 0; i < HVMAXARCHITECTEDVIRTUALTAPES; i++) { + snprintf(buf, 32, "viotape@%08x", reg + i); + dt_start_node(dt, buf); + dt_prop_str(dt, "device_type", "viotape"); + dt_prop_str(dt, "compatible", ""); + dt_prop_u32(dt, "reg", reg + i); + dt_prop_u32(dt, "linux,unit_address", i); + dt_end_node(dt); + } + + dt_end_node(dt); +} + void build_flat_dt(struct iseries_flat_dt *dt, unsigned long phys_mem_size) { u64 tmp[2]; @@ -946,6 +1029,8 @@ void build_flat_dt(struct iseries_flat_dt *dt, unsigned long phys_mem_size) dt_cpus(dt); + dt_vdevices(dt); + dt_end_node(dt); dt_push_u32(dt, OF_DT_END); diff --git a/arch/powerpc/platforms/iseries/vio.c b/arch/powerpc/platforms/iseries/vio.c deleted file mode 100644 index ad36ab0639f0..000000000000 --- a/arch/powerpc/platforms/iseries/vio.c +++ /dev/null @@ -1,131 +0,0 @@ -/* - * IBM PowerPC iSeries Virtual I/O Infrastructure Support. - * - * Copyright (c) 2005 Stephen Rothwell, 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/types.h> -#include <linux/device.h> -#include <linux/init.h> - -#include <asm/vio.h> -#include <asm/iommu.h> -#include <asm/tce.h> -#include <asm/abs_addr.h> -#include <asm/page.h> -#include <asm/iseries/vio.h> -#include <asm/iseries/hv_types.h> -#include <asm/iseries/hv_lp_config.h> -#include <asm/iseries/hv_call_xm.h> - -#include "iommu.h" - -struct device *iSeries_vio_dev = &vio_bus_device.dev; -EXPORT_SYMBOL(iSeries_vio_dev); - -static struct iommu_table veth_iommu_table; -static struct iommu_table vio_iommu_table; - -static void __init iommu_vio_init(void) -{ - iommu_table_getparms_iSeries(255, 0, 0xff, &veth_iommu_table); - veth_iommu_table.it_size /= 2; - vio_iommu_table = veth_iommu_table; - vio_iommu_table.it_offset += veth_iommu_table.it_size; - - if (!iommu_init_table(&veth_iommu_table)) - printk("Virtual Bus VETH TCE table failed.\n"); - if (!iommu_init_table(&vio_iommu_table)) - printk("Virtual Bus VIO TCE table failed.\n"); -} - -/** - * vio_register_device_iseries: - Register a new iSeries vio device. - * @voidev: The device to register. - */ -static struct vio_dev *__init vio_register_device_iseries(char *type, - uint32_t unit_num) -{ - struct vio_dev *viodev; - - /* allocate a vio_dev for this device */ - viodev = kmalloc(sizeof(struct vio_dev), GFP_KERNEL); - if (!viodev) - return NULL; - memset(viodev, 0, sizeof(struct vio_dev)); - - snprintf(viodev->dev.bus_id, BUS_ID_SIZE, "%s%d", type, unit_num); - - viodev->name = viodev->dev.bus_id; - viodev->type = type; - viodev->unit_address = unit_num; - viodev->iommu_table = &vio_iommu_table; - if (vio_register_device(viodev) == NULL) { - kfree(viodev); - return NULL; - } - return viodev; -} - -void __init probe_bus_iseries(void) -{ - HvLpIndexMap vlan_map; - struct vio_dev *viodev; - int i; - - /* there is only one of each of these */ - vio_register_device_iseries("viocons", 0); - vio_register_device_iseries("vscsi", 0); - - vlan_map = HvLpConfig_getVirtualLanIndexMap(); - for (i = 0; i < HVMAXARCHITECTEDVIRTUALLANS; i++) { - if ((vlan_map & (0x8000 >> i)) == 0) - continue; - viodev = vio_register_device_iseries("vlan", i); - /* veth is special and has it own iommu_table */ - viodev->iommu_table = &veth_iommu_table; - } - for (i = 0; i < HVMAXARCHITECTEDVIRTUALDISKS; i++) - vio_register_device_iseries("viodasd", i); - for (i = 0; i < HVMAXARCHITECTEDVIRTUALCDROMS; i++) - vio_register_device_iseries("viocd", i); - for (i = 0; i < HVMAXARCHITECTEDVIRTUALTAPES; i++) - vio_register_device_iseries("viotape", i); -} - -/** - * vio_match_device_iseries: - Tell if a iSeries VIO device matches a - * vio_device_id - */ -static int vio_match_device_iseries(const struct vio_device_id *id, - const struct vio_dev *dev) -{ - return strncmp(dev->type, id->type, strlen(id->type)) == 0; -} - -static struct vio_bus_ops vio_bus_ops_iseries = { - .match = vio_match_device_iseries, -}; - -/** - * vio_bus_init_iseries: - Initialize the iSeries virtual IO bus - */ -static int __init vio_bus_init_iseries(void) -{ - int err; - - err = vio_bus_init(&vio_bus_ops_iseries); - if (err == 0) { - iommu_vio_init(); - vio_bus_device.iommu_table = &vio_iommu_table; - iSeries_vio_dev = &vio_bus_device.dev; - probe_bus_iseries(); - } - return err; -} - -__initcall(vio_bus_init_iseries); |
