diff options
author | RajithaY <rajithax.yerrumsetty@intel.com> | 2017-04-25 03:31:15 -0700 |
---|---|---|
committer | Rajitha Yerrumchetty <rajithax.yerrumsetty@intel.com> | 2017-05-22 06:48:08 +0000 |
commit | bb756eebdac6fd24e8919e2c43f7d2c8c4091f59 (patch) | |
tree | ca11e03542edf2d8f631efeca5e1626d211107e3 /qemu/hw/mips | |
parent | a14b48d18a9ed03ec191cf16b162206998a895ce (diff) |
Adding qemu as a submodule of KVMFORNFV
This Patch includes the changes to add qemu as a submodule to
kvmfornfv repo and make use of the updated latest qemu for the
execution of all testcase
Change-Id: I1280af507a857675c7f81d30c95255635667bdd7
Signed-off-by:RajithaY<rajithax.yerrumsetty@intel.com>
Diffstat (limited to 'qemu/hw/mips')
-rw-r--r-- | qemu/hw/mips/Makefile.objs | 6 | ||||
-rw-r--r-- | qemu/hw/mips/addr.c | 40 | ||||
-rw-r--r-- | qemu/hw/mips/cps.c | 180 | ||||
-rw-r--r-- | qemu/hw/mips/cputimer.c | 163 | ||||
-rw-r--r-- | qemu/hw/mips/gt64xxx_pci.c | 1259 | ||||
-rw-r--r-- | qemu/hw/mips/mips_fulong2e.c | 392 | ||||
-rw-r--r-- | qemu/hw/mips/mips_int.c | 79 | ||||
-rw-r--r-- | qemu/hw/mips/mips_jazz.c | 391 | ||||
-rw-r--r-- | qemu/hw/mips/mips_malta.c | 1270 | ||||
-rw-r--r-- | qemu/hw/mips/mips_mipssim.c | 244 | ||||
-rw-r--r-- | qemu/hw/mips/mips_r4k.c | 311 |
11 files changed, 0 insertions, 4335 deletions
diff --git a/qemu/hw/mips/Makefile.objs b/qemu/hw/mips/Makefile.objs deleted file mode 100644 index 9352a1c06..000000000 --- a/qemu/hw/mips/Makefile.objs +++ /dev/null @@ -1,6 +0,0 @@ -obj-y += mips_r4k.o mips_malta.o mips_mipssim.o -obj-y += addr.o cputimer.o mips_int.o -obj-$(CONFIG_JAZZ) += mips_jazz.o -obj-$(CONFIG_FULONG) += mips_fulong2e.o -obj-y += gt64xxx_pci.o -obj-$(CONFIG_MIPS_CPS) += cps.o diff --git a/qemu/hw/mips/addr.c b/qemu/hw/mips/addr.c deleted file mode 100644 index e4e86b4a7..000000000 --- a/qemu/hw/mips/addr.c +++ /dev/null @@ -1,40 +0,0 @@ -/* - * QEMU MIPS address translation support - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ - -#include "qemu/osdep.h" -#include "hw/hw.h" -#include "hw/mips/cpudevs.h" - -uint64_t cpu_mips_kseg0_to_phys(void *opaque, uint64_t addr) -{ - return addr & 0x1fffffffll; -} - -uint64_t cpu_mips_phys_to_kseg0(void *opaque, uint64_t addr) -{ - return addr | ~0x7fffffffll; -} - -uint64_t cpu_mips_kvm_um_phys_to_kseg0(void *opaque, uint64_t addr) -{ - return addr | 0x40000000ll; -} diff --git a/qemu/hw/mips/cps.c b/qemu/hw/mips/cps.c deleted file mode 100644 index 1bafbbb27..000000000 --- a/qemu/hw/mips/cps.c +++ /dev/null @@ -1,180 +0,0 @@ -/* - * Coherent Processing System emulation. - * - * Copyright (c) 2016 Imagination Technologies - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library 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 - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, see <http://www.gnu.org/licenses/>. - */ - -#include "qemu/osdep.h" -#include "qapi/error.h" -#include "hw/mips/cps.h" -#include "hw/mips/mips.h" -#include "hw/mips/cpudevs.h" -#include "sysemu/kvm.h" - -qemu_irq get_cps_irq(MIPSCPSState *s, int pin_number) -{ - MIPSCPU *cpu = MIPS_CPU(first_cpu); - CPUMIPSState *env = &cpu->env; - - assert(pin_number < s->num_irq); - - /* TODO: return GIC pins once implemented */ - return env->irq[pin_number]; -} - -static void mips_cps_init(Object *obj) -{ - SysBusDevice *sbd = SYS_BUS_DEVICE(obj); - MIPSCPSState *s = MIPS_CPS(obj); - - /* Cover entire address space as there do not seem to be any - * constraints for the base address of CPC and GIC. */ - memory_region_init(&s->container, obj, "mips-cps-container", UINT64_MAX); - sysbus_init_mmio(sbd, &s->container); -} - -static void main_cpu_reset(void *opaque) -{ - MIPSCPU *cpu = opaque; - CPUState *cs = CPU(cpu); - - cpu_reset(cs); - - /* All VPs are halted on reset. Leave powering up to CPC. */ - cs->halted = 1; -} - -static bool cpu_mips_itu_supported(CPUMIPSState *env) -{ - bool is_mt = (env->CP0_Config5 & (1 << CP0C5_VP)) || - (env->CP0_Config3 & (1 << CP0C3_MT)); - - return is_mt && !kvm_enabled(); -} - -static void mips_cps_realize(DeviceState *dev, Error **errp) -{ - MIPSCPSState *s = MIPS_CPS(dev); - CPUMIPSState *env; - MIPSCPU *cpu; - int i; - Error *err = NULL; - target_ulong gcr_base; - bool itu_present = false; - - for (i = 0; i < s->num_vp; i++) { - cpu = cpu_mips_init(s->cpu_model); - if (cpu == NULL) { - error_setg(errp, "%s: CPU initialization failed\n", __func__); - return; - } - env = &cpu->env; - - /* Init internal devices */ - cpu_mips_irq_init_cpu(env); - cpu_mips_clock_init(env); - if (cpu_mips_itu_supported(env)) { - itu_present = true; - /* Attach ITC Tag to the VP */ - env->itc_tag = mips_itu_get_tag_region(&s->itu); - } - qemu_register_reset(main_cpu_reset, cpu); - } - - cpu = MIPS_CPU(first_cpu); - env = &cpu->env; - - /* Inter-Thread Communication Unit */ - if (itu_present) { - object_initialize(&s->itu, sizeof(s->itu), TYPE_MIPS_ITU); - qdev_set_parent_bus(DEVICE(&s->itu), sysbus_get_default()); - - object_property_set_int(OBJECT(&s->itu), 16, "num-fifo", &err); - object_property_set_int(OBJECT(&s->itu), 16, "num-semaphores", &err); - object_property_set_bool(OBJECT(&s->itu), true, "realized", &err); - if (err != NULL) { - error_propagate(errp, err); - return; - } - - memory_region_add_subregion(&s->container, 0, - sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->itu), 0)); - } - - /* Cluster Power Controller */ - object_initialize(&s->cpc, sizeof(s->cpc), TYPE_MIPS_CPC); - qdev_set_parent_bus(DEVICE(&s->cpc), sysbus_get_default()); - - object_property_set_int(OBJECT(&s->cpc), s->num_vp, "num-vp", &err); - object_property_set_int(OBJECT(&s->cpc), 1, "vp-start-running", &err); - object_property_set_bool(OBJECT(&s->cpc), true, "realized", &err); - if (err != NULL) { - error_propagate(errp, err); - return; - } - - memory_region_add_subregion(&s->container, 0, - sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->cpc), 0)); - - /* Global Configuration Registers */ - gcr_base = env->CP0_CMGCRBase << 4; - - object_initialize(&s->gcr, sizeof(s->gcr), TYPE_MIPS_GCR); - qdev_set_parent_bus(DEVICE(&s->gcr), sysbus_get_default()); - - object_property_set_int(OBJECT(&s->gcr), s->num_vp, "num-vp", &err); - object_property_set_int(OBJECT(&s->gcr), 0x800, "gcr-rev", &err); - object_property_set_int(OBJECT(&s->gcr), gcr_base, "gcr-base", &err); - object_property_set_link(OBJECT(&s->gcr), OBJECT(&s->cpc.mr), "cpc", &err); - object_property_set_bool(OBJECT(&s->gcr), true, "realized", &err); - if (err != NULL) { - error_propagate(errp, err); - return; - } - - memory_region_add_subregion(&s->container, gcr_base, - sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->gcr), 0)); -} - -static Property mips_cps_properties[] = { - DEFINE_PROP_UINT32("num-vp", MIPSCPSState, num_vp, 1), - DEFINE_PROP_UINT32("num-irq", MIPSCPSState, num_irq, 8), - DEFINE_PROP_STRING("cpu-model", MIPSCPSState, cpu_model), - DEFINE_PROP_END_OF_LIST() -}; - -static void mips_cps_class_init(ObjectClass *klass, void *data) -{ - DeviceClass *dc = DEVICE_CLASS(klass); - - dc->realize = mips_cps_realize; - dc->props = mips_cps_properties; -} - -static const TypeInfo mips_cps_info = { - .name = TYPE_MIPS_CPS, - .parent = TYPE_SYS_BUS_DEVICE, - .instance_size = sizeof(MIPSCPSState), - .instance_init = mips_cps_init, - .class_init = mips_cps_class_init, -}; - -static void mips_cps_register_types(void) -{ - type_register_static(&mips_cps_info); -} - -type_init(mips_cps_register_types) diff --git a/qemu/hw/mips/cputimer.c b/qemu/hw/mips/cputimer.c deleted file mode 100644 index efb227d06..000000000 --- a/qemu/hw/mips/cputimer.c +++ /dev/null @@ -1,163 +0,0 @@ -/* - * QEMU MIPS timer support - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ - -#include "qemu/osdep.h" -#include "hw/hw.h" -#include "hw/mips/cpudevs.h" -#include "qemu/timer.h" -#include "sysemu/kvm.h" - -#define TIMER_PERIOD 10 /* 10 ns period for 100 Mhz frequency */ - -/* XXX: do not use a global */ -uint32_t cpu_mips_get_random (CPUMIPSState *env) -{ - static uint32_t seed = 1; - static uint32_t prev_idx = 0; - uint32_t idx; - uint32_t nb_rand_tlb = env->tlb->nb_tlb - env->CP0_Wired; - - if (nb_rand_tlb == 1) { - return env->tlb->nb_tlb - 1; - } - - /* Don't return same value twice, so get another value */ - do { - /* Use a simple algorithm of Linear Congruential Generator - * from ISO/IEC 9899 standard. */ - seed = 1103515245 * seed + 12345; - idx = (seed >> 16) % nb_rand_tlb + env->CP0_Wired; - } while (idx == prev_idx); - prev_idx = idx; - return idx; -} - -/* MIPS R4K timer */ -static void cpu_mips_timer_update(CPUMIPSState *env) -{ - uint64_t now, next; - uint32_t wait; - - now = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); - wait = env->CP0_Compare - env->CP0_Count - (uint32_t)(now / TIMER_PERIOD); - next = now + (uint64_t)wait * TIMER_PERIOD; - timer_mod(env->timer, next); -} - -/* Expire the timer. */ -static void cpu_mips_timer_expire(CPUMIPSState *env) -{ - cpu_mips_timer_update(env); - if (env->insn_flags & ISA_MIPS32R2) { - env->CP0_Cause |= 1 << CP0Ca_TI; - } - qemu_irq_raise(env->irq[(env->CP0_IntCtl >> CP0IntCtl_IPTI) & 0x7]); -} - -uint32_t cpu_mips_get_count (CPUMIPSState *env) -{ - if (env->CP0_Cause & (1 << CP0Ca_DC)) { - return env->CP0_Count; - } else { - uint64_t now; - - now = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); - if (timer_pending(env->timer) - && timer_expired(env->timer, now)) { - /* The timer has already expired. */ - cpu_mips_timer_expire(env); - } - - return env->CP0_Count + (uint32_t)(now / TIMER_PERIOD); - } -} - -void cpu_mips_store_count (CPUMIPSState *env, uint32_t count) -{ - /* - * This gets called from cpu_state_reset(), potentially before timer init. - * So env->timer may be NULL, which is also the case with KVM enabled so - * treat timer as disabled in that case. - */ - if (env->CP0_Cause & (1 << CP0Ca_DC) || !env->timer) - env->CP0_Count = count; - else { - /* Store new count register */ - env->CP0_Count = count - - (uint32_t)(qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) / TIMER_PERIOD); - /* Update timer timer */ - cpu_mips_timer_update(env); - } -} - -void cpu_mips_store_compare (CPUMIPSState *env, uint32_t value) -{ - env->CP0_Compare = value; - if (!(env->CP0_Cause & (1 << CP0Ca_DC))) - cpu_mips_timer_update(env); - if (env->insn_flags & ISA_MIPS32R2) - env->CP0_Cause &= ~(1 << CP0Ca_TI); - qemu_irq_lower(env->irq[(env->CP0_IntCtl >> CP0IntCtl_IPTI) & 0x7]); -} - -void cpu_mips_start_count(CPUMIPSState *env) -{ - cpu_mips_store_count(env, env->CP0_Count); -} - -void cpu_mips_stop_count(CPUMIPSState *env) -{ - /* Store the current value */ - env->CP0_Count += (uint32_t)(qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) / - TIMER_PERIOD); -} - -static void mips_timer_cb (void *opaque) -{ - CPUMIPSState *env; - - env = opaque; -#if 0 - qemu_log("%s\n", __func__); -#endif - - if (env->CP0_Cause & (1 << CP0Ca_DC)) - return; - - /* ??? This callback should occur when the counter is exactly equal to - the comparator value. Offset the count by one to avoid immediately - retriggering the callback before any virtual time has passed. */ - env->CP0_Count++; - cpu_mips_timer_expire(env); - env->CP0_Count--; -} - -void cpu_mips_clock_init (CPUMIPSState *env) -{ - /* - * If we're in KVM mode, don't create the periodic timer, that is handled in - * kernel. - */ - if (!kvm_enabled()) { - env->timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, &mips_timer_cb, env); - } -} diff --git a/qemu/hw/mips/gt64xxx_pci.c b/qemu/hw/mips/gt64xxx_pci.c deleted file mode 100644 index 3f4523df2..000000000 --- a/qemu/hw/mips/gt64xxx_pci.c +++ /dev/null @@ -1,1259 +0,0 @@ -/* - * QEMU GT64120 PCI host - * - * Copyright (c) 2006,2007 Aurelien Jarno - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ - -#include "qemu/osdep.h" -#include "hw/hw.h" -#include "hw/mips/mips.h" -#include "hw/pci/pci.h" -#include "hw/pci/pci_host.h" -#include "hw/i386/pc.h" -#include "exec/address-spaces.h" - -//#define DEBUG - -#ifdef DEBUG -#define DPRINTF(fmt, ...) fprintf(stderr, "%s: " fmt, __FUNCTION__, ##__VA_ARGS__) -#else -#define DPRINTF(fmt, ...) -#endif - -#define GT_REGS (0x1000 >> 2) - -/* CPU Configuration */ -#define GT_CPU (0x000 >> 2) -#define GT_MULTI (0x120 >> 2) - -/* CPU Address Decode */ -#define GT_SCS10LD (0x008 >> 2) -#define GT_SCS10HD (0x010 >> 2) -#define GT_SCS32LD (0x018 >> 2) -#define GT_SCS32HD (0x020 >> 2) -#define GT_CS20LD (0x028 >> 2) -#define GT_CS20HD (0x030 >> 2) -#define GT_CS3BOOTLD (0x038 >> 2) -#define GT_CS3BOOTHD (0x040 >> 2) -#define GT_PCI0IOLD (0x048 >> 2) -#define GT_PCI0IOHD (0x050 >> 2) -#define GT_PCI0M0LD (0x058 >> 2) -#define GT_PCI0M0HD (0x060 >> 2) -#define GT_PCI0M1LD (0x080 >> 2) -#define GT_PCI0M1HD (0x088 >> 2) -#define GT_PCI1IOLD (0x090 >> 2) -#define GT_PCI1IOHD (0x098 >> 2) -#define GT_PCI1M0LD (0x0a0 >> 2) -#define GT_PCI1M0HD (0x0a8 >> 2) -#define GT_PCI1M1LD (0x0b0 >> 2) -#define GT_PCI1M1HD (0x0b8 >> 2) -#define GT_ISD (0x068 >> 2) - -#define GT_SCS10AR (0x0d0 >> 2) -#define GT_SCS32AR (0x0d8 >> 2) -#define GT_CS20R (0x0e0 >> 2) -#define GT_CS3BOOTR (0x0e8 >> 2) - -#define GT_PCI0IOREMAP (0x0f0 >> 2) -#define GT_PCI0M0REMAP (0x0f8 >> 2) -#define GT_PCI0M1REMAP (0x100 >> 2) -#define GT_PCI1IOREMAP (0x108 >> 2) -#define GT_PCI1M0REMAP (0x110 >> 2) -#define GT_PCI1M1REMAP (0x118 >> 2) - -/* CPU Error Report */ -#define GT_CPUERR_ADDRLO (0x070 >> 2) -#define GT_CPUERR_ADDRHI (0x078 >> 2) -#define GT_CPUERR_DATALO (0x128 >> 2) /* GT-64120A only */ -#define GT_CPUERR_DATAHI (0x130 >> 2) /* GT-64120A only */ -#define GT_CPUERR_PARITY (0x138 >> 2) /* GT-64120A only */ - -/* CPU Sync Barrier */ -#define GT_PCI0SYNC (0x0c0 >> 2) -#define GT_PCI1SYNC (0x0c8 >> 2) - -/* SDRAM and Device Address Decode */ -#define GT_SCS0LD (0x400 >> 2) -#define GT_SCS0HD (0x404 >> 2) -#define GT_SCS1LD (0x408 >> 2) -#define GT_SCS1HD (0x40c >> 2) -#define GT_SCS2LD (0x410 >> 2) -#define GT_SCS2HD (0x414 >> 2) -#define GT_SCS3LD (0x418 >> 2) -#define GT_SCS3HD (0x41c >> 2) -#define GT_CS0LD (0x420 >> 2) -#define GT_CS0HD (0x424 >> 2) -#define GT_CS1LD (0x428 >> 2) -#define GT_CS1HD (0x42c >> 2) -#define GT_CS2LD (0x430 >> 2) -#define GT_CS2HD (0x434 >> 2) -#define GT_CS3LD (0x438 >> 2) -#define GT_CS3HD (0x43c >> 2) -#define GT_BOOTLD (0x440 >> 2) -#define GT_BOOTHD (0x444 >> 2) -#define GT_ADERR (0x470 >> 2) - -/* SDRAM Configuration */ -#define GT_SDRAM_CFG (0x448 >> 2) -#define GT_SDRAM_OPMODE (0x474 >> 2) -#define GT_SDRAM_BM (0x478 >> 2) -#define GT_SDRAM_ADDRDECODE (0x47c >> 2) - -/* SDRAM Parameters */ -#define GT_SDRAM_B0 (0x44c >> 2) -#define GT_SDRAM_B1 (0x450 >> 2) -#define GT_SDRAM_B2 (0x454 >> 2) -#define GT_SDRAM_B3 (0x458 >> 2) - -/* Device Parameters */ -#define GT_DEV_B0 (0x45c >> 2) -#define GT_DEV_B1 (0x460 >> 2) -#define GT_DEV_B2 (0x464 >> 2) -#define GT_DEV_B3 (0x468 >> 2) -#define GT_DEV_BOOT (0x46c >> 2) - -/* ECC */ -#define GT_ECC_ERRDATALO (0x480 >> 2) /* GT-64120A only */ -#define GT_ECC_ERRDATAHI (0x484 >> 2) /* GT-64120A only */ -#define GT_ECC_MEM (0x488 >> 2) /* GT-64120A only */ -#define GT_ECC_CALC (0x48c >> 2) /* GT-64120A only */ -#define GT_ECC_ERRADDR (0x490 >> 2) /* GT-64120A only */ - -/* DMA Record */ -#define GT_DMA0_CNT (0x800 >> 2) -#define GT_DMA1_CNT (0x804 >> 2) -#define GT_DMA2_CNT (0x808 >> 2) -#define GT_DMA3_CNT (0x80c >> 2) -#define GT_DMA0_SA (0x810 >> 2) -#define GT_DMA1_SA (0x814 >> 2) -#define GT_DMA2_SA (0x818 >> 2) -#define GT_DMA3_SA (0x81c >> 2) -#define GT_DMA0_DA (0x820 >> 2) -#define GT_DMA1_DA (0x824 >> 2) -#define GT_DMA2_DA (0x828 >> 2) -#define GT_DMA3_DA (0x82c >> 2) -#define GT_DMA0_NEXT (0x830 >> 2) -#define GT_DMA1_NEXT (0x834 >> 2) -#define GT_DMA2_NEXT (0x838 >> 2) -#define GT_DMA3_NEXT (0x83c >> 2) -#define GT_DMA0_CUR (0x870 >> 2) -#define GT_DMA1_CUR (0x874 >> 2) -#define GT_DMA2_CUR (0x878 >> 2) -#define GT_DMA3_CUR (0x87c >> 2) - -/* DMA Channel Control */ -#define GT_DMA0_CTRL (0x840 >> 2) -#define GT_DMA1_CTRL (0x844 >> 2) -#define GT_DMA2_CTRL (0x848 >> 2) -#define GT_DMA3_CTRL (0x84c >> 2) - -/* DMA Arbiter */ -#define GT_DMA_ARB (0x860 >> 2) - -/* Timer/Counter */ -#define GT_TC0 (0x850 >> 2) -#define GT_TC1 (0x854 >> 2) -#define GT_TC2 (0x858 >> 2) -#define GT_TC3 (0x85c >> 2) -#define GT_TC_CONTROL (0x864 >> 2) - -/* PCI Internal */ -#define GT_PCI0_CMD (0xc00 >> 2) -#define GT_PCI0_TOR (0xc04 >> 2) -#define GT_PCI0_BS_SCS10 (0xc08 >> 2) -#define GT_PCI0_BS_SCS32 (0xc0c >> 2) -#define GT_PCI0_BS_CS20 (0xc10 >> 2) -#define GT_PCI0_BS_CS3BT (0xc14 >> 2) -#define GT_PCI1_IACK (0xc30 >> 2) -#define GT_PCI0_IACK (0xc34 >> 2) -#define GT_PCI0_BARE (0xc3c >> 2) -#define GT_PCI0_PREFMBR (0xc40 >> 2) -#define GT_PCI0_SCS10_BAR (0xc48 >> 2) -#define GT_PCI0_SCS32_BAR (0xc4c >> 2) -#define GT_PCI0_CS20_BAR (0xc50 >> 2) -#define GT_PCI0_CS3BT_BAR (0xc54 >> 2) -#define GT_PCI0_SSCS10_BAR (0xc58 >> 2) -#define GT_PCI0_SSCS32_BAR (0xc5c >> 2) -#define GT_PCI0_SCS3BT_BAR (0xc64 >> 2) -#define GT_PCI1_CMD (0xc80 >> 2) -#define GT_PCI1_TOR (0xc84 >> 2) -#define GT_PCI1_BS_SCS10 (0xc88 >> 2) -#define GT_PCI1_BS_SCS32 (0xc8c >> 2) -#define GT_PCI1_BS_CS20 (0xc90 >> 2) -#define GT_PCI1_BS_CS3BT (0xc94 >> 2) -#define GT_PCI1_BARE (0xcbc >> 2) -#define GT_PCI1_PREFMBR (0xcc0 >> 2) -#define GT_PCI1_SCS10_BAR (0xcc8 >> 2) -#define GT_PCI1_SCS32_BAR (0xccc >> 2) -#define GT_PCI1_CS20_BAR (0xcd0 >> 2) -#define GT_PCI1_CS3BT_BAR (0xcd4 >> 2) -#define GT_PCI1_SSCS10_BAR (0xcd8 >> 2) -#define GT_PCI1_SSCS32_BAR (0xcdc >> 2) -#define GT_PCI1_SCS3BT_BAR (0xce4 >> 2) -#define GT_PCI1_CFGADDR (0xcf0 >> 2) -#define GT_PCI1_CFGDATA (0xcf4 >> 2) -#define GT_PCI0_CFGADDR (0xcf8 >> 2) -#define GT_PCI0_CFGDATA (0xcfc >> 2) - -/* Interrupts */ -#define GT_INTRCAUSE (0xc18 >> 2) -#define GT_INTRMASK (0xc1c >> 2) -#define GT_PCI0_ICMASK (0xc24 >> 2) -#define GT_PCI0_SERR0MASK (0xc28 >> 2) -#define GT_CPU_INTSEL (0xc70 >> 2) -#define GT_PCI0_INTSEL (0xc74 >> 2) -#define GT_HINTRCAUSE (0xc98 >> 2) -#define GT_HINTRMASK (0xc9c >> 2) -#define GT_PCI0_HICMASK (0xca4 >> 2) -#define GT_PCI1_SERR1MASK (0xca8 >> 2) - -#define PCI_MAPPING_ENTRY(regname) \ - hwaddr regname ##_start; \ - hwaddr regname ##_length; \ - MemoryRegion regname ##_mem - -#define TYPE_GT64120_PCI_HOST_BRIDGE "gt64120" - -#define GT64120_PCI_HOST_BRIDGE(obj) \ - OBJECT_CHECK(GT64120State, (obj), TYPE_GT64120_PCI_HOST_BRIDGE) - -typedef struct GT64120State { - PCIHostState parent_obj; - - uint32_t regs[GT_REGS]; - PCI_MAPPING_ENTRY(PCI0IO); - PCI_MAPPING_ENTRY(PCI0M0); - PCI_MAPPING_ENTRY(PCI0M1); - PCI_MAPPING_ENTRY(ISD); - MemoryRegion pci0_mem; - AddressSpace pci0_mem_as; -} GT64120State; - -/* Adjust range to avoid touching space which isn't mappable via PCI */ -/* XXX: Hardcoded values for Malta: 0x1e000000 - 0x1f100000 - 0x1fc00000 - 0x1fd00000 */ -static void check_reserved_space (hwaddr *start, - hwaddr *length) -{ - hwaddr begin = *start; - hwaddr end = *start + *length; - - if (end >= 0x1e000000LL && end < 0x1f100000LL) - end = 0x1e000000LL; - if (begin >= 0x1e000000LL && begin < 0x1f100000LL) - begin = 0x1f100000LL; - if (end >= 0x1fc00000LL && end < 0x1fd00000LL) - end = 0x1fc00000LL; - if (begin >= 0x1fc00000LL && begin < 0x1fd00000LL) - begin = 0x1fd00000LL; - /* XXX: This is broken when a reserved range splits the requested range */ - if (end >= 0x1f100000LL && begin < 0x1e000000LL) - end = 0x1e000000LL; - if (end >= 0x1fd00000LL && begin < 0x1fc00000LL) - end = 0x1fc00000LL; - - *start = begin; - *length = end - begin; -} - -static void gt64120_isd_mapping(GT64120State *s) -{ - /* Bits 14:0 of ISD map to bits 35:21 of the start address. */ - hwaddr start = ((hwaddr)s->regs[GT_ISD] << 21) & 0xFFFE00000ull; - hwaddr length = 0x1000; - - if (s->ISD_length) { - memory_region_del_subregion(get_system_memory(), &s->ISD_mem); - } - check_reserved_space(&start, &length); - length = 0x1000; - /* Map new address */ - DPRINTF("ISD: "TARGET_FMT_plx"@"TARGET_FMT_plx - " -> "TARGET_FMT_plx"@"TARGET_FMT_plx"\n", - s->ISD_length, s->ISD_start, length, start); - s->ISD_start = start; - s->ISD_length = length; - memory_region_add_subregion(get_system_memory(), s->ISD_start, &s->ISD_mem); -} - -static void gt64120_pci_mapping(GT64120State *s) -{ - /* Update PCI0IO mapping */ - if ((s->regs[GT_PCI0IOLD] & 0x7f) <= s->regs[GT_PCI0IOHD]) { - /* Unmap old IO address */ - if (s->PCI0IO_length) { - memory_region_del_subregion(get_system_memory(), &s->PCI0IO_mem); - object_unparent(OBJECT(&s->PCI0IO_mem)); - } - /* Map new IO address */ - s->PCI0IO_start = s->regs[GT_PCI0IOLD] << 21; - s->PCI0IO_length = ((s->regs[GT_PCI0IOHD] + 1) - - (s->regs[GT_PCI0IOLD] & 0x7f)) << 21; - if (s->PCI0IO_length) { - memory_region_init_alias(&s->PCI0IO_mem, OBJECT(s), "pci0-io", - get_system_io(), 0, s->PCI0IO_length); - memory_region_add_subregion(get_system_memory(), s->PCI0IO_start, - &s->PCI0IO_mem); - } - } - - /* Update PCI0M0 mapping */ - if ((s->regs[GT_PCI0M0LD] & 0x7f) <= s->regs[GT_PCI0M0HD]) { - /* Unmap old MEM address */ - if (s->PCI0M0_length) { - memory_region_del_subregion(get_system_memory(), &s->PCI0M0_mem); - object_unparent(OBJECT(&s->PCI0M0_mem)); - } - /* Map new mem address */ - s->PCI0M0_start = s->regs[GT_PCI0M0LD] << 21; - s->PCI0M0_length = ((s->regs[GT_PCI0M0HD] + 1) - - (s->regs[GT_PCI0M0LD] & 0x7f)) << 21; - if (s->PCI0M0_length) { - memory_region_init_alias(&s->PCI0M0_mem, OBJECT(s), "pci0-mem0", - &s->pci0_mem, s->PCI0M0_start, - s->PCI0M0_length); - memory_region_add_subregion(get_system_memory(), s->PCI0M0_start, - &s->PCI0M0_mem); - } - } - - /* Update PCI0M1 mapping */ - if ((s->regs[GT_PCI0M1LD] & 0x7f) <= s->regs[GT_PCI0M1HD]) { - /* Unmap old MEM address */ - if (s->PCI0M1_length) { - memory_region_del_subregion(get_system_memory(), &s->PCI0M1_mem); - object_unparent(OBJECT(&s->PCI0M1_mem)); - } - /* Map new mem address */ - s->PCI0M1_start = s->regs[GT_PCI0M1LD] << 21; - s->PCI0M1_length = ((s->regs[GT_PCI0M1HD] + 1) - - (s->regs[GT_PCI0M1LD] & 0x7f)) << 21; - if (s->PCI0M1_length) { - memory_region_init_alias(&s->PCI0M1_mem, OBJECT(s), "pci0-mem1", - &s->pci0_mem, s->PCI0M1_start, - s->PCI0M1_length); - memory_region_add_subregion(get_system_memory(), s->PCI0M1_start, - &s->PCI0M1_mem); - } - } -} - -static int gt64120_post_load(void *opaque, int version_id) -{ - GT64120State *s = opaque; - - gt64120_isd_mapping(s); - gt64120_pci_mapping(s); - - return 0; -} - -static const VMStateDescription vmstate_gt64120 = { - .name = "gt64120", - .version_id = 1, - .minimum_version_id = 1, - .post_load = gt64120_post_load, - .fields = (VMStateField[]) { - VMSTATE_UINT32_ARRAY(regs, GT64120State, GT_REGS), - VMSTATE_END_OF_LIST() - } -}; - -static void gt64120_writel (void *opaque, hwaddr addr, - uint64_t val, unsigned size) -{ - GT64120State *s = opaque; - PCIHostState *phb = PCI_HOST_BRIDGE(s); - uint32_t saddr; - - if (!(s->regs[GT_CPU] & 0x00001000)) - val = bswap32(val); - - saddr = (addr & 0xfff) >> 2; - switch (saddr) { - - /* CPU Configuration */ - case GT_CPU: - s->regs[GT_CPU] = val; - break; - case GT_MULTI: - /* Read-only register as only one GT64xxx is present on the CPU bus */ - break; - - /* CPU Address Decode */ - case GT_PCI0IOLD: - s->regs[GT_PCI0IOLD] = val & 0x00007fff; - s->regs[GT_PCI0IOREMAP] = val & 0x000007ff; - gt64120_pci_mapping(s); - break; - case GT_PCI0M0LD: - s->regs[GT_PCI0M0LD] = val & 0x00007fff; - s->regs[GT_PCI0M0REMAP] = val & 0x000007ff; - gt64120_pci_mapping(s); - break; - case GT_PCI0M1LD: - s->regs[GT_PCI0M1LD] = val & 0x00007fff; - s->regs[GT_PCI0M1REMAP] = val & 0x000007ff; - gt64120_pci_mapping(s); - break; - case GT_PCI1IOLD: - s->regs[GT_PCI1IOLD] = val & 0x00007fff; - s->regs[GT_PCI1IOREMAP] = val & 0x000007ff; - break; - case GT_PCI1M0LD: - s->regs[GT_PCI1M0LD] = val & 0x00007fff; - s->regs[GT_PCI1M0REMAP] = val & 0x000007ff; - break; - case GT_PCI1M1LD: - s->regs[GT_PCI1M1LD] = val & 0x00007fff; - s->regs[GT_PCI1M1REMAP] = val & 0x000007ff; - break; - case GT_PCI0M0HD: - case GT_PCI0M1HD: - case GT_PCI0IOHD: - s->regs[saddr] = val & 0x0000007f; - gt64120_pci_mapping(s); - break; - case GT_PCI1IOHD: - case GT_PCI1M0HD: - case GT_PCI1M1HD: - s->regs[saddr] = val & 0x0000007f; - break; - case GT_ISD: - s->regs[saddr] = val & 0x00007fff; - gt64120_isd_mapping(s); - break; - - case GT_PCI0IOREMAP: - case GT_PCI0M0REMAP: - case GT_PCI0M1REMAP: - case GT_PCI1IOREMAP: - case GT_PCI1M0REMAP: - case GT_PCI1M1REMAP: - s->regs[saddr] = val & 0x000007ff; - break; - - /* CPU Error Report */ - case GT_CPUERR_ADDRLO: - case GT_CPUERR_ADDRHI: - case GT_CPUERR_DATALO: - case GT_CPUERR_DATAHI: - case GT_CPUERR_PARITY: - /* Read-only registers, do nothing */ - break; - - /* CPU Sync Barrier */ - case GT_PCI0SYNC: - case GT_PCI1SYNC: - /* Read-only registers, do nothing */ - break; - - /* SDRAM and Device Address Decode */ - case GT_SCS0LD: - case GT_SCS0HD: - case GT_SCS1LD: - case GT_SCS1HD: - case GT_SCS2LD: - case GT_SCS2HD: - case GT_SCS3LD: - case GT_SCS3HD: - case GT_CS0LD: - case GT_CS0HD: - case GT_CS1LD: - case GT_CS1HD: - case GT_CS2LD: - case GT_CS2HD: - case GT_CS3LD: - case GT_CS3HD: - case GT_BOOTLD: - case GT_BOOTHD: - case GT_ADERR: - /* SDRAM Configuration */ - case GT_SDRAM_CFG: - case GT_SDRAM_OPMODE: - case GT_SDRAM_BM: - case GT_SDRAM_ADDRDECODE: - /* Accept and ignore SDRAM interleave configuration */ - s->regs[saddr] = val; - break; - - /* Device Parameters */ - case GT_DEV_B0: - case GT_DEV_B1: - case GT_DEV_B2: - case GT_DEV_B3: - case GT_DEV_BOOT: - /* Not implemented */ - DPRINTF ("Unimplemented device register offset 0x%x\n", saddr << 2); - break; - - /* ECC */ - case GT_ECC_ERRDATALO: - case GT_ECC_ERRDATAHI: - case GT_ECC_MEM: - case GT_ECC_CALC: - case GT_ECC_ERRADDR: - /* Read-only registers, do nothing */ - break; - - /* DMA Record */ - case GT_DMA0_CNT: - case GT_DMA1_CNT: - case GT_DMA2_CNT: - case GT_DMA3_CNT: - case GT_DMA0_SA: - case GT_DMA1_SA: - case GT_DMA2_SA: - case GT_DMA3_SA: - case GT_DMA0_DA: - case GT_DMA1_DA: - case GT_DMA2_DA: - case GT_DMA3_DA: - case GT_DMA0_NEXT: - case GT_DMA1_NEXT: - case GT_DMA2_NEXT: - case GT_DMA3_NEXT: - case GT_DMA0_CUR: - case GT_DMA1_CUR: - case GT_DMA2_CUR: - case GT_DMA3_CUR: - /* Not implemented */ - DPRINTF ("Unimplemented DMA register offset 0x%x\n", saddr << 2); - break; - - /* DMA Channel Control */ - case GT_DMA0_CTRL: - case GT_DMA1_CTRL: - case GT_DMA2_CTRL: - case GT_DMA3_CTRL: - /* Not implemented */ - DPRINTF ("Unimplemented DMA register offset 0x%x\n", saddr << 2); - break; - - /* DMA Arbiter */ - case GT_DMA_ARB: - /* Not implemented */ - DPRINTF ("Unimplemented DMA register offset 0x%x\n", saddr << 2); - break; - - /* Timer/Counter */ - case GT_TC0: - case GT_TC1: - case GT_TC2: - case GT_TC3: - case GT_TC_CONTROL: - /* Not implemented */ - DPRINTF ("Unimplemented timer register offset 0x%x\n", saddr << 2); - break; - - /* PCI Internal */ - case GT_PCI0_CMD: - case GT_PCI1_CMD: - s->regs[saddr] = val & 0x0401fc0f; - break; - case GT_PCI0_TOR: - case GT_PCI0_BS_SCS10: - case GT_PCI0_BS_SCS32: - case GT_PCI0_BS_CS20: - case GT_PCI0_BS_CS3BT: - case GT_PCI1_IACK: - case GT_PCI0_IACK: - case GT_PCI0_BARE: - case GT_PCI0_PREFMBR: - case GT_PCI0_SCS10_BAR: - case GT_PCI0_SCS32_BAR: - case GT_PCI0_CS20_BAR: - case GT_PCI0_CS3BT_BAR: - case GT_PCI0_SSCS10_BAR: - case GT_PCI0_SSCS32_BAR: - case GT_PCI0_SCS3BT_BAR: - case GT_PCI1_TOR: - case GT_PCI1_BS_SCS10: - case GT_PCI1_BS_SCS32: - case GT_PCI1_BS_CS20: - case GT_PCI1_BS_CS3BT: - case GT_PCI1_BARE: - case GT_PCI1_PREFMBR: - case GT_PCI1_SCS10_BAR: - case GT_PCI1_SCS32_BAR: - case GT_PCI1_CS20_BAR: - case GT_PCI1_CS3BT_BAR: - case GT_PCI1_SSCS10_BAR: - case GT_PCI1_SSCS32_BAR: - case GT_PCI1_SCS3BT_BAR: - case GT_PCI1_CFGADDR: - case GT_PCI1_CFGDATA: - /* not implemented */ - break; - case GT_PCI0_CFGADDR: - phb->config_reg = val & 0x80fffffc; - break; - case GT_PCI0_CFGDATA: - if (!(s->regs[GT_PCI0_CMD] & 1) && (phb->config_reg & 0x00fff800)) { - val = bswap32(val); - } - if (phb->config_reg & (1u << 31)) { - pci_data_write(phb->bus, phb->config_reg, val, 4); - } - break; - - /* Interrupts */ - case GT_INTRCAUSE: - /* not really implemented */ - s->regs[saddr] = ~(~(s->regs[saddr]) | ~(val & 0xfffffffe)); - s->regs[saddr] |= !!(s->regs[saddr] & 0xfffffffe); - DPRINTF("INTRCAUSE %" PRIx64 "\n", val); - break; - case GT_INTRMASK: - s->regs[saddr] = val & 0x3c3ffffe; - DPRINTF("INTRMASK %" PRIx64 "\n", val); - break; - case GT_PCI0_ICMASK: - s->regs[saddr] = val & 0x03fffffe; - DPRINTF("ICMASK %" PRIx64 "\n", val); - break; - case GT_PCI0_SERR0MASK: - s->regs[saddr] = val & 0x0000003f; - DPRINTF("SERR0MASK %" PRIx64 "\n", val); - break; - - /* Reserved when only PCI_0 is configured. */ - case GT_HINTRCAUSE: - case GT_CPU_INTSEL: - case GT_PCI0_INTSEL: - case GT_HINTRMASK: - case GT_PCI0_HICMASK: - case GT_PCI1_SERR1MASK: - /* not implemented */ - break; - - /* SDRAM Parameters */ - case GT_SDRAM_B0: - case GT_SDRAM_B1: - case GT_SDRAM_B2: - case GT_SDRAM_B3: - /* We don't simulate electrical parameters of the SDRAM. - Accept, but ignore the values. */ - s->regs[saddr] = val; - break; - - default: - DPRINTF ("Bad register offset 0x%x\n", (int)addr); - break; - } -} - -static uint64_t gt64120_readl (void *opaque, - hwaddr addr, unsigned size) -{ - GT64120State *s = opaque; - PCIHostState *phb = PCI_HOST_BRIDGE(s); - uint32_t val; - uint32_t saddr; - - saddr = (addr & 0xfff) >> 2; - switch (saddr) { - - /* CPU Configuration */ - case GT_MULTI: - /* Only one GT64xxx is present on the CPU bus, return - the initial value */ - val = s->regs[saddr]; - break; - - /* CPU Error Report */ - case GT_CPUERR_ADDRLO: - case GT_CPUERR_ADDRHI: - case GT_CPUERR_DATALO: - case GT_CPUERR_DATAHI: - case GT_CPUERR_PARITY: - /* Emulated memory has no error, always return the initial - values */ - val = s->regs[saddr]; - break; - - /* CPU Sync Barrier */ - case GT_PCI0SYNC: - case GT_PCI1SYNC: - /* Reading those register should empty all FIFO on the PCI - bus, which are not emulated. The return value should be - a random value that should be ignored. */ - val = 0xc000ffee; - break; - - /* ECC */ - case GT_ECC_ERRDATALO: - case GT_ECC_ERRDATAHI: - case GT_ECC_MEM: - case GT_ECC_CALC: - case GT_ECC_ERRADDR: - /* Emulated memory has no error, always return the initial - values */ - val = s->regs[saddr]; - break; - - case GT_CPU: - case GT_SCS10LD: - case GT_SCS10HD: - case GT_SCS32LD: - case GT_SCS32HD: - case GT_CS20LD: - case GT_CS20HD: - case GT_CS3BOOTLD: - case GT_CS3BOOTHD: - case GT_SCS10AR: - case GT_SCS32AR: - case GT_CS20R: - case GT_CS3BOOTR: - case GT_PCI0IOLD: - case GT_PCI0M0LD: - case GT_PCI0M1LD: - case GT_PCI1IOLD: - case GT_PCI1M0LD: - case GT_PCI1M1LD: - case GT_PCI0IOHD: - case GT_PCI0M0HD: - case GT_PCI0M1HD: - case GT_PCI1IOHD: - case GT_PCI1M0HD: - case GT_PCI1M1HD: - case GT_PCI0IOREMAP: - case GT_PCI0M0REMAP: - case GT_PCI0M1REMAP: - case GT_PCI1IOREMAP: - case GT_PCI1M0REMAP: - case GT_PCI1M1REMAP: - case GT_ISD: - val = s->regs[saddr]; - break; - case GT_PCI0_IACK: - /* Read the IRQ number */ - val = pic_read_irq(isa_pic); - break; - - /* SDRAM and Device Address Decode */ - case GT_SCS0LD: - case GT_SCS0HD: - case GT_SCS1LD: - case GT_SCS1HD: - case GT_SCS2LD: - case GT_SCS2HD: - case GT_SCS3LD: - case GT_SCS3HD: - case GT_CS0LD: - case GT_CS0HD: - case GT_CS1LD: - case GT_CS1HD: - case GT_CS2LD: - case GT_CS2HD: - case GT_CS3LD: - case GT_CS3HD: - case GT_BOOTLD: - case GT_BOOTHD: - case GT_ADERR: - val = s->regs[saddr]; - break; - - /* SDRAM Configuration */ - case GT_SDRAM_CFG: - case GT_SDRAM_OPMODE: - case GT_SDRAM_BM: - case GT_SDRAM_ADDRDECODE: - val = s->regs[saddr]; - break; - - /* SDRAM Parameters */ - case GT_SDRAM_B0: - case GT_SDRAM_B1: - case GT_SDRAM_B2: - case GT_SDRAM_B3: - /* We don't simulate electrical parameters of the SDRAM. - Just return the last written value. */ - val = s->regs[saddr]; - break; - - /* Device Parameters */ - case GT_DEV_B0: - case GT_DEV_B1: - case GT_DEV_B2: - case GT_DEV_B3: - case GT_DEV_BOOT: - val = s->regs[saddr]; - break; - - /* DMA Record */ - case GT_DMA0_CNT: - case GT_DMA1_CNT: - case GT_DMA2_CNT: - case GT_DMA3_CNT: - case GT_DMA0_SA: - case GT_DMA1_SA: - case GT_DMA2_SA: - case GT_DMA3_SA: - case GT_DMA0_DA: - case GT_DMA1_DA: - case GT_DMA2_DA: - case GT_DMA3_DA: - case GT_DMA0_NEXT: - case GT_DMA1_NEXT: - case GT_DMA2_NEXT: - case GT_DMA3_NEXT: - case GT_DMA0_CUR: - case GT_DMA1_CUR: - case GT_DMA2_CUR: - case GT_DMA3_CUR: - val = s->regs[saddr]; - break; - - /* DMA Channel Control */ - case GT_DMA0_CTRL: - case GT_DMA1_CTRL: - case GT_DMA2_CTRL: - case GT_DMA3_CTRL: - val = s->regs[saddr]; - break; - - /* DMA Arbiter */ - case GT_DMA_ARB: - val = s->regs[saddr]; - break; - - /* Timer/Counter */ - case GT_TC0: - case GT_TC1: - case GT_TC2: - case GT_TC3: - case GT_TC_CONTROL: - val = s->regs[saddr]; - break; - - /* PCI Internal */ - case GT_PCI0_CFGADDR: - val = phb->config_reg; - break; - case GT_PCI0_CFGDATA: - if (!(phb->config_reg & (1 << 31))) { - val = 0xffffffff; - } else { - val = pci_data_read(phb->bus, phb->config_reg, 4); - } - if (!(s->regs[GT_PCI0_CMD] & 1) && (phb->config_reg & 0x00fff800)) { - val = bswap32(val); - } - break; - - case GT_PCI0_CMD: - case GT_PCI0_TOR: - case GT_PCI0_BS_SCS10: - case GT_PCI0_BS_SCS32: - case GT_PCI0_BS_CS20: - case GT_PCI0_BS_CS3BT: - case GT_PCI1_IACK: - case GT_PCI0_BARE: - case GT_PCI0_PREFMBR: - case GT_PCI0_SCS10_BAR: - case GT_PCI0_SCS32_BAR: - case GT_PCI0_CS20_BAR: - case GT_PCI0_CS3BT_BAR: - case GT_PCI0_SSCS10_BAR: - case GT_PCI0_SSCS32_BAR: - case GT_PCI0_SCS3BT_BAR: - case GT_PCI1_CMD: - case GT_PCI1_TOR: - case GT_PCI1_BS_SCS10: - case GT_PCI1_BS_SCS32: - case GT_PCI1_BS_CS20: - case GT_PCI1_BS_CS3BT: - case GT_PCI1_BARE: - case GT_PCI1_PREFMBR: - case GT_PCI1_SCS10_BAR: - case GT_PCI1_SCS32_BAR: - case GT_PCI1_CS20_BAR: - case GT_PCI1_CS3BT_BAR: - case GT_PCI1_SSCS10_BAR: - case GT_PCI1_SSCS32_BAR: - case GT_PCI1_SCS3BT_BAR: - case GT_PCI1_CFGADDR: - case GT_PCI1_CFGDATA: - val = s->regs[saddr]; - break; - - /* Interrupts */ - case GT_INTRCAUSE: - val = s->regs[saddr]; - DPRINTF("INTRCAUSE %x\n", val); - break; - case GT_INTRMASK: - val = s->regs[saddr]; - DPRINTF("INTRMASK %x\n", val); - break; - case GT_PCI0_ICMASK: - val = s->regs[saddr]; - DPRINTF("ICMASK %x\n", val); - break; - case GT_PCI0_SERR0MASK: - val = s->regs[saddr]; - DPRINTF("SERR0MASK %x\n", val); - break; - - /* Reserved when only PCI_0 is configured. */ - case GT_HINTRCAUSE: - case GT_CPU_INTSEL: - case GT_PCI0_INTSEL: - case GT_HINTRMASK: - case GT_PCI0_HICMASK: - case GT_PCI1_SERR1MASK: - val = s->regs[saddr]; - break; - - default: - val = s->regs[saddr]; - DPRINTF ("Bad register offset 0x%x\n", (int)addr); - break; - } - - if (!(s->regs[GT_CPU] & 0x00001000)) - val = bswap32(val); - - return val; -} - -static const MemoryRegionOps isd_mem_ops = { - .read = gt64120_readl, - .write = gt64120_writel, - .endianness = DEVICE_NATIVE_ENDIAN, -}; - -static int gt64120_pci_map_irq(PCIDevice *pci_dev, int irq_num) -{ - int slot; - - slot = (pci_dev->devfn >> 3); - - switch (slot) { - /* PIIX4 USB */ - case 10: - return 3; - /* AMD 79C973 Ethernet */ - case 11: - return 1; - /* Crystal 4281 Sound */ - case 12: - return 2; - /* PCI slot 1 to 4 */ - case 18 ... 21: - return ((slot - 18) + irq_num) & 0x03; - /* Unknown device, don't do any translation */ - default: - return irq_num; - } -} - -static int pci_irq_levels[4]; - -static void gt64120_pci_set_irq(void *opaque, int irq_num, int level) -{ - int i, pic_irq, pic_level; - qemu_irq *pic = opaque; - - pci_irq_levels[irq_num] = level; - - /* now we change the pic irq level according to the piix irq mappings */ - /* XXX: optimize */ - pic_irq = piix4_dev->config[0x60 + irq_num]; - if (pic_irq < 16) { - /* The pic level is the logical OR of all the PCI irqs mapped - to it */ - pic_level = 0; - for (i = 0; i < 4; i++) { - if (pic_irq == piix4_dev->config[0x60 + i]) - pic_level |= pci_irq_levels[i]; - } - qemu_set_irq(pic[pic_irq], pic_level); - } -} - - -static void gt64120_reset(void *opaque) -{ - GT64120State *s = opaque; - - /* FIXME: Malta specific hw assumptions ahead */ - - /* CPU Configuration */ -#ifdef TARGET_WORDS_BIGENDIAN - s->regs[GT_CPU] = 0x00000000; -#else - s->regs[GT_CPU] = 0x00001000; -#endif - s->regs[GT_MULTI] = 0x00000003; - - /* CPU Address decode */ - s->regs[GT_SCS10LD] = 0x00000000; - s->regs[GT_SCS10HD] = 0x00000007; - s->regs[GT_SCS32LD] = 0x00000008; - s->regs[GT_SCS32HD] = 0x0000000f; - s->regs[GT_CS20LD] = 0x000000e0; - s->regs[GT_CS20HD] = 0x00000070; - s->regs[GT_CS3BOOTLD] = 0x000000f8; - s->regs[GT_CS3BOOTHD] = 0x0000007f; - - s->regs[GT_PCI0IOLD] = 0x00000080; - s->regs[GT_PCI0IOHD] = 0x0000000f; - s->regs[GT_PCI0M0LD] = 0x00000090; - s->regs[GT_PCI0M0HD] = 0x0000001f; - s->regs[GT_ISD] = 0x000000a0; - s->regs[GT_PCI0M1LD] = 0x00000790; - s->regs[GT_PCI0M1HD] = 0x0000001f; - s->regs[GT_PCI1IOLD] = 0x00000100; - s->regs[GT_PCI1IOHD] = 0x0000000f; - s->regs[GT_PCI1M0LD] = 0x00000110; - s->regs[GT_PCI1M0HD] = 0x0000001f; - s->regs[GT_PCI1M1LD] = 0x00000120; - s->regs[GT_PCI1M1HD] = 0x0000002f; - - s->regs[GT_SCS10AR] = 0x00000000; - s->regs[GT_SCS32AR] = 0x00000008; - s->regs[GT_CS20R] = 0x000000e0; - s->regs[GT_CS3BOOTR] = 0x000000f8; - - s->regs[GT_PCI0IOREMAP] = 0x00000080; - s->regs[GT_PCI0M0REMAP] = 0x00000090; - s->regs[GT_PCI0M1REMAP] = 0x00000790; - s->regs[GT_PCI1IOREMAP] = 0x00000100; - s->regs[GT_PCI1M0REMAP] = 0x00000110; - s->regs[GT_PCI1M1REMAP] = 0x00000120; - - /* CPU Error Report */ - s->regs[GT_CPUERR_ADDRLO] = 0x00000000; - s->regs[GT_CPUERR_ADDRHI] = 0x00000000; - s->regs[GT_CPUERR_DATALO] = 0xffffffff; - s->regs[GT_CPUERR_DATAHI] = 0xffffffff; - s->regs[GT_CPUERR_PARITY] = 0x000000ff; - - /* CPU Sync Barrier */ - s->regs[GT_PCI0SYNC] = 0x00000000; - s->regs[GT_PCI1SYNC] = 0x00000000; - - /* SDRAM and Device Address Decode */ - s->regs[GT_SCS0LD] = 0x00000000; - s->regs[GT_SCS0HD] = 0x00000007; - s->regs[GT_SCS1LD] = 0x00000008; - s->regs[GT_SCS1HD] = 0x0000000f; - s->regs[GT_SCS2LD] = 0x00000010; - s->regs[GT_SCS2HD] = 0x00000017; - s->regs[GT_SCS3LD] = 0x00000018; - s->regs[GT_SCS3HD] = 0x0000001f; - s->regs[GT_CS0LD] = 0x000000c0; - s->regs[GT_CS0HD] = 0x000000c7; - s->regs[GT_CS1LD] = 0x000000c8; - s->regs[GT_CS1HD] = 0x000000cf; - s->regs[GT_CS2LD] = 0x000000d0; - s->regs[GT_CS2HD] = 0x000000df; - s->regs[GT_CS3LD] = 0x000000f0; - s->regs[GT_CS3HD] = 0x000000fb; - s->regs[GT_BOOTLD] = 0x000000fc; - s->regs[GT_BOOTHD] = 0x000000ff; - s->regs[GT_ADERR] = 0xffffffff; - - /* SDRAM Configuration */ - s->regs[GT_SDRAM_CFG] = 0x00000200; - s->regs[GT_SDRAM_OPMODE] = 0x00000000; - s->regs[GT_SDRAM_BM] = 0x00000007; - s->regs[GT_SDRAM_ADDRDECODE] = 0x00000002; - - /* SDRAM Parameters */ - s->regs[GT_SDRAM_B0] = 0x00000005; - s->regs[GT_SDRAM_B1] = 0x00000005; - s->regs[GT_SDRAM_B2] = 0x00000005; - s->regs[GT_SDRAM_B3] = 0x00000005; - - /* ECC */ - s->regs[GT_ECC_ERRDATALO] = 0x00000000; - s->regs[GT_ECC_ERRDATAHI] = 0x00000000; - s->regs[GT_ECC_MEM] = 0x00000000; - s->regs[GT_ECC_CALC] = 0x00000000; - s->regs[GT_ECC_ERRADDR] = 0x00000000; - - /* Device Parameters */ - s->regs[GT_DEV_B0] = 0x386fffff; - s->regs[GT_DEV_B1] = 0x386fffff; - s->regs[GT_DEV_B2] = 0x386fffff; - s->regs[GT_DEV_B3] = 0x386fffff; - s->regs[GT_DEV_BOOT] = 0x146fffff; - - /* DMA registers are all zeroed at reset */ - - /* Timer/Counter */ - s->regs[GT_TC0] = 0xffffffff; - s->regs[GT_TC1] = 0x00ffffff; - s->regs[GT_TC2] = 0x00ffffff; - s->regs[GT_TC3] = 0x00ffffff; - s->regs[GT_TC_CONTROL] = 0x00000000; - - /* PCI Internal */ -#ifdef TARGET_WORDS_BIGENDIAN - s->regs[GT_PCI0_CMD] = 0x00000000; -#else - s->regs[GT_PCI0_CMD] = 0x00010001; -#endif - s->regs[GT_PCI0_TOR] = 0x0000070f; - s->regs[GT_PCI0_BS_SCS10] = 0x00fff000; - s->regs[GT_PCI0_BS_SCS32] = 0x00fff000; - s->regs[GT_PCI0_BS_CS20] = 0x01fff000; - s->regs[GT_PCI0_BS_CS3BT] = 0x00fff000; - s->regs[GT_PCI1_IACK] = 0x00000000; - s->regs[GT_PCI0_IACK] = 0x00000000; - s->regs[GT_PCI0_BARE] = 0x0000000f; - s->regs[GT_PCI0_PREFMBR] = 0x00000040; - s->regs[GT_PCI0_SCS10_BAR] = 0x00000000; - s->regs[GT_PCI0_SCS32_BAR] = 0x01000000; - s->regs[GT_PCI0_CS20_BAR] = 0x1c000000; - s->regs[GT_PCI0_CS3BT_BAR] = 0x1f000000; - s->regs[GT_PCI0_SSCS10_BAR] = 0x00000000; - s->regs[GT_PCI0_SSCS32_BAR] = 0x01000000; - s->regs[GT_PCI0_SCS3BT_BAR] = 0x1f000000; -#ifdef TARGET_WORDS_BIGENDIAN - s->regs[GT_PCI1_CMD] = 0x00000000; -#else - s->regs[GT_PCI1_CMD] = 0x00010001; -#endif - s->regs[GT_PCI1_TOR] = 0x0000070f; - s->regs[GT_PCI1_BS_SCS10] = 0x00fff000; - s->regs[GT_PCI1_BS_SCS32] = 0x00fff000; - s->regs[GT_PCI1_BS_CS20] = 0x01fff000; - s->regs[GT_PCI1_BS_CS3BT] = 0x00fff000; - s->regs[GT_PCI1_BARE] = 0x0000000f; - s->regs[GT_PCI1_PREFMBR] = 0x00000040; - s->regs[GT_PCI1_SCS10_BAR] = 0x00000000; - s->regs[GT_PCI1_SCS32_BAR] = 0x01000000; - s->regs[GT_PCI1_CS20_BAR] = 0x1c000000; - s->regs[GT_PCI1_CS3BT_BAR] = 0x1f000000; - s->regs[GT_PCI1_SSCS10_BAR] = 0x00000000; - s->regs[GT_PCI1_SSCS32_BAR] = 0x01000000; - s->regs[GT_PCI1_SCS3BT_BAR] = 0x1f000000; - s->regs[GT_PCI1_CFGADDR] = 0x00000000; - s->regs[GT_PCI1_CFGDATA] = 0x00000000; - s->regs[GT_PCI0_CFGADDR] = 0x00000000; - - /* Interrupt registers are all zeroed at reset */ - - gt64120_isd_mapping(s); - gt64120_pci_mapping(s); -} - -PCIBus *gt64120_register(qemu_irq *pic) -{ - GT64120State *d; - PCIHostState *phb; - DeviceState *dev; - - dev = qdev_create(NULL, TYPE_GT64120_PCI_HOST_BRIDGE); - qdev_init_nofail(dev); - d = GT64120_PCI_HOST_BRIDGE(dev); - phb = PCI_HOST_BRIDGE(dev); - memory_region_init(&d->pci0_mem, OBJECT(dev), "pci0-mem", UINT32_MAX); - address_space_init(&d->pci0_mem_as, &d->pci0_mem, "pci0-mem"); - phb->bus = pci_register_bus(dev, "pci", - gt64120_pci_set_irq, gt64120_pci_map_irq, - pic, - &d->pci0_mem, - get_system_io(), - PCI_DEVFN(18, 0), 4, TYPE_PCI_BUS); - memory_region_init_io(&d->ISD_mem, OBJECT(dev), &isd_mem_ops, d, "isd-mem", 0x1000); - - pci_create_simple(phb->bus, PCI_DEVFN(0, 0), "gt64120_pci"); - return phb->bus; -} - -static int gt64120_init(SysBusDevice *dev) -{ - GT64120State *s; - - s = GT64120_PCI_HOST_BRIDGE(dev); - - qemu_register_reset(gt64120_reset, s); - return 0; -} - -static void gt64120_pci_realize(PCIDevice *d, Error **errp) -{ - /* FIXME: Malta specific hw assumptions ahead */ - pci_set_word(d->config + PCI_COMMAND, 0); - pci_set_word(d->config + PCI_STATUS, - PCI_STATUS_FAST_BACK | PCI_STATUS_DEVSEL_MEDIUM); - pci_config_set_prog_interface(d->config, 0); - pci_set_long(d->config + PCI_BASE_ADDRESS_0, 0x00000008); - pci_set_long(d->config + PCI_BASE_ADDRESS_1, 0x01000008); - pci_set_long(d->config + PCI_BASE_ADDRESS_2, 0x1c000000); - pci_set_long(d->config + PCI_BASE_ADDRESS_3, 0x1f000000); - pci_set_long(d->config + PCI_BASE_ADDRESS_4, 0x14000000); - pci_set_long(d->config + PCI_BASE_ADDRESS_5, 0x14000001); - pci_set_byte(d->config + 0x3d, 0x01); -} - -static void gt64120_pci_class_init(ObjectClass *klass, void *data) -{ - PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); - DeviceClass *dc = DEVICE_CLASS(klass); - - k->realize = gt64120_pci_realize; - k->vendor_id = PCI_VENDOR_ID_MARVELL; - k->device_id = PCI_DEVICE_ID_MARVELL_GT6412X; - k->revision = 0x10; - k->class_id = PCI_CLASS_BRIDGE_HOST; - /* - * PCI-facing part of the host bridge, not usable without the - * host-facing part, which can't be device_add'ed, yet. - */ - dc->cannot_instantiate_with_device_add_yet = true; -} - -static const TypeInfo gt64120_pci_info = { - .name = "gt64120_pci", - .parent = TYPE_PCI_DEVICE, - .instance_size = sizeof(PCIDevice), - .class_init = gt64120_pci_class_init, -}; - -static void gt64120_class_init(ObjectClass *klass, void *data) -{ - DeviceClass *dc = DEVICE_CLASS(klass); - SysBusDeviceClass *sdc = SYS_BUS_DEVICE_CLASS(klass); - - sdc->init = gt64120_init; - dc->vmsd = &vmstate_gt64120; -} - -static const TypeInfo gt64120_info = { - .name = TYPE_GT64120_PCI_HOST_BRIDGE, - .parent = TYPE_PCI_HOST_BRIDGE, - .instance_size = sizeof(GT64120State), - .class_init = gt64120_class_init, -}; - -static void gt64120_pci_register_types(void) -{ - type_register_static(>64120_info); - type_register_static(>64120_pci_info); -} - -type_init(gt64120_pci_register_types) diff --git a/qemu/hw/mips/mips_fulong2e.c b/qemu/hw/mips/mips_fulong2e.c deleted file mode 100644 index bdb716e72..000000000 --- a/qemu/hw/mips/mips_fulong2e.c +++ /dev/null @@ -1,392 +0,0 @@ -/* - * QEMU fulong 2e mini pc support - * - * Copyright (c) 2008 yajin (yajin@vm-kernel.org) - * Copyright (c) 2009 chenming (chenming@rdc.faw.com.cn) - * Copyright (c) 2010 Huacai Chen (zltjiangshi@gmail.com) - * This code is licensed under the GNU GPL v2. - * - * Contributions after 2012-01-13 are licensed under the terms of the - * GNU GPL, version 2 or (at your option) any later version. - */ - -/* - * Fulong 2e mini pc is based on ICT/ST Loongson 2e CPU (MIPS III like, 800MHz) - * http://www.linux-mips.org/wiki/Fulong - * - * Loongson 2e user manual: - * http://www.loongsondeveloper.com/doc/Loongson2EUserGuide.pdf - */ - -#include "qemu/osdep.h" -#include "qapi/error.h" -#include "hw/hw.h" -#include "hw/i386/pc.h" -#include "hw/char/serial.h" -#include "hw/block/fdc.h" -#include "net/net.h" -#include "hw/boards.h" -#include "hw/i2c/smbus.h" -#include "sysemu/block-backend.h" -#include "hw/block/flash.h" -#include "hw/mips/mips.h" -#include "hw/mips/cpudevs.h" -#include "hw/pci/pci.h" -#include "sysemu/char.h" -#include "sysemu/sysemu.h" -#include "audio/audio.h" -#include "qemu/log.h" -#include "hw/loader.h" -#include "hw/mips/bios.h" -#include "hw/ide.h" -#include "elf.h" -#include "hw/isa/vt82c686.h" -#include "hw/timer/mc146818rtc.h" -#include "hw/timer/i8254.h" -#include "sysemu/blockdev.h" -#include "exec/address-spaces.h" -#include "sysemu/qtest.h" -#include "qemu/error-report.h" - -#define DEBUG_FULONG2E_INIT - -#define ENVP_ADDR 0x80002000l -#define ENVP_NB_ENTRIES 16 -#define ENVP_ENTRY_SIZE 256 - -#define MAX_IDE_BUS 2 - -/* - * PMON is not part of qemu and released with BSD license, anyone - * who want to build a pmon binary please first git-clone the source - * from the git repository at: - * http://www.loongson.cn/support/git/pmon - * Then follow the "Compile Guide" available at: - * http://dev.lemote.com/code/pmon - * - * Notes: - * 1, don't use the source at http://dev.lemote.com/http_git/pmon.git - * 2, use "Bonito2edev" to replace "dir_corresponding_to_your_target_hardware" - * in the "Compile Guide". - */ -#define FULONG_BIOSNAME "pmon_fulong2e.bin" - -/* PCI SLOT in fulong 2e */ -#define FULONG2E_VIA_SLOT 5 -#define FULONG2E_ATI_SLOT 6 -#define FULONG2E_RTL8139_SLOT 7 - -static ISADevice *pit; - -static struct _loaderparams { - int ram_size; - const char *kernel_filename; - const char *kernel_cmdline; - const char *initrd_filename; -} loaderparams; - -static void GCC_FMT_ATTR(3, 4) prom_set(uint32_t* prom_buf, int index, - const char *string, ...) -{ - va_list ap; - int32_t table_addr; - - if (index >= ENVP_NB_ENTRIES) - return; - - if (string == NULL) { - prom_buf[index] = 0; - return; - } - - table_addr = sizeof(int32_t) * ENVP_NB_ENTRIES + index * ENVP_ENTRY_SIZE; - prom_buf[index] = tswap32(ENVP_ADDR + table_addr); - - va_start(ap, string); - vsnprintf((char *)prom_buf + table_addr, ENVP_ENTRY_SIZE, string, ap); - va_end(ap); -} - -static int64_t load_kernel (CPUMIPSState *env) -{ - int64_t kernel_entry, kernel_low, kernel_high; - int index = 0; - long initrd_size; - ram_addr_t initrd_offset; - uint32_t *prom_buf; - long prom_size; - - if (load_elf(loaderparams.kernel_filename, cpu_mips_kseg0_to_phys, NULL, - (uint64_t *)&kernel_entry, (uint64_t *)&kernel_low, - (uint64_t *)&kernel_high, 0, EM_MIPS, 1, 0) < 0) { - fprintf(stderr, "qemu: could not load kernel '%s'\n", - loaderparams.kernel_filename); - exit(1); - } - - /* load initrd */ - initrd_size = 0; - initrd_offset = 0; - if (loaderparams.initrd_filename) { - initrd_size = get_image_size (loaderparams.initrd_filename); - if (initrd_size > 0) { - initrd_offset = (kernel_high + ~INITRD_PAGE_MASK) & INITRD_PAGE_MASK; - if (initrd_offset + initrd_size > ram_size) { - fprintf(stderr, - "qemu: memory too small for initial ram disk '%s'\n", - loaderparams.initrd_filename); - exit(1); - } - initrd_size = load_image_targphys(loaderparams.initrd_filename, - initrd_offset, ram_size - initrd_offset); - } - if (initrd_size == (target_ulong) -1) { - fprintf(stderr, "qemu: could not load initial ram disk '%s'\n", - loaderparams.initrd_filename); - exit(1); - } - } - - /* Setup prom parameters. */ - prom_size = ENVP_NB_ENTRIES * (sizeof(int32_t) + ENVP_ENTRY_SIZE); - prom_buf = g_malloc(prom_size); - - prom_set(prom_buf, index++, "%s", loaderparams.kernel_filename); - if (initrd_size > 0) { - prom_set(prom_buf, index++, "rd_start=0x%" PRIx64 " rd_size=%li %s", - cpu_mips_phys_to_kseg0(NULL, initrd_offset), initrd_size, - loaderparams.kernel_cmdline); - } else { - prom_set(prom_buf, index++, "%s", loaderparams.kernel_cmdline); - } - - /* Setup minimum environment variables */ - prom_set(prom_buf, index++, "busclock=33000000"); - prom_set(prom_buf, index++, "cpuclock=100000000"); - prom_set(prom_buf, index++, "memsize=%i", loaderparams.ram_size/1024/1024); - prom_set(prom_buf, index++, "modetty0=38400n8r"); - prom_set(prom_buf, index++, NULL); - - rom_add_blob_fixed("prom", prom_buf, prom_size, - cpu_mips_kseg0_to_phys(NULL, ENVP_ADDR)); - - g_free(prom_buf); - return kernel_entry; -} - -static void write_bootloader (CPUMIPSState *env, uint8_t *base, int64_t kernel_addr) -{ - uint32_t *p; - - /* Small bootloader */ - p = (uint32_t *) base; - - stl_p(p++, 0x0bf00010); /* j 0x1fc00040 */ - stl_p(p++, 0x00000000); /* nop */ - - /* Second part of the bootloader */ - p = (uint32_t *) (base + 0x040); - - stl_p(p++, 0x3c040000); /* lui a0, 0 */ - stl_p(p++, 0x34840002); /* ori a0, a0, 2 */ - stl_p(p++, 0x3c050000 | ((ENVP_ADDR >> 16) & 0xffff)); /* lui a1, high(ENVP_ADDR) */ - stl_p(p++, 0x34a50000 | (ENVP_ADDR & 0xffff)); /* ori a1, a0, low(ENVP_ADDR) */ - stl_p(p++, 0x3c060000 | (((ENVP_ADDR + 8) >> 16) & 0xffff)); /* lui a2, high(ENVP_ADDR + 8) */ - stl_p(p++, 0x34c60000 | ((ENVP_ADDR + 8) & 0xffff)); /* ori a2, a2, low(ENVP_ADDR + 8) */ - stl_p(p++, 0x3c070000 | (loaderparams.ram_size >> 16)); /* lui a3, high(env->ram_size) */ - stl_p(p++, 0x34e70000 | (loaderparams.ram_size & 0xffff)); /* ori a3, a3, low(env->ram_size) */ - stl_p(p++, 0x3c1f0000 | ((kernel_addr >> 16) & 0xffff)); /* lui ra, high(kernel_addr) */; - stl_p(p++, 0x37ff0000 | (kernel_addr & 0xffff)); /* ori ra, ra, low(kernel_addr) */ - stl_p(p++, 0x03e00008); /* jr ra */ - stl_p(p++, 0x00000000); /* nop */ -} - - -static void main_cpu_reset(void *opaque) -{ - MIPSCPU *cpu = opaque; - CPUMIPSState *env = &cpu->env; - - cpu_reset(CPU(cpu)); - /* TODO: 2E reset stuff */ - if (loaderparams.kernel_filename) { - env->CP0_Status &= ~((1 << CP0St_BEV) | (1 << CP0St_ERL)); - } -} - -static const uint8_t eeprom_spd[0x80] = { - 0x80,0x08,0x07,0x0d,0x09,0x02,0x40,0x00,0x04,0x70, - 0x70,0x00,0x82,0x10,0x00,0x01,0x0e,0x04,0x0c,0x01, - 0x02,0x20,0x80,0x75,0x70,0x00,0x00,0x50,0x3c,0x50, - 0x2d,0x20,0xb0,0xb0,0x50,0x50,0x00,0x00,0x00,0x00, - 0x00,0x41,0x48,0x3c,0x32,0x75,0x00,0x00,0x00,0x00, - 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, - 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, - 0x00,0x00,0x00,0x9c,0x7b,0x07,0x00,0x00,0x00,0x00, - 0x00,0x00,0x00,0x00,0x48,0x42,0x35,0x34,0x41,0x32, - 0x35,0x36,0x38,0x4b,0x4e,0x2d,0x41,0x37,0x35,0x42, - 0x20,0x30,0x20 -}; - -/* Audio support */ -static void audio_init (PCIBus *pci_bus) -{ - vt82c686b_ac97_init(pci_bus, PCI_DEVFN(FULONG2E_VIA_SLOT, 5)); - vt82c686b_mc97_init(pci_bus, PCI_DEVFN(FULONG2E_VIA_SLOT, 6)); -} - -/* Network support */ -static void network_init (PCIBus *pci_bus) -{ - int i; - - for(i = 0; i < nb_nics; i++) { - NICInfo *nd = &nd_table[i]; - const char *default_devaddr = NULL; - - if (i == 0 && (!nd->model || strcmp(nd->model, "rtl8139") == 0)) { - /* The fulong board has a RTL8139 card using PCI SLOT 7 */ - default_devaddr = "07"; - } - - pci_nic_init_nofail(nd, pci_bus, "rtl8139", default_devaddr); - } -} - -static void mips_fulong2e_init(MachineState *machine) -{ - ram_addr_t ram_size = machine->ram_size; - const char *cpu_model = machine->cpu_model; - const char *kernel_filename = machine->kernel_filename; - const char *kernel_cmdline = machine->kernel_cmdline; - const char *initrd_filename = machine->initrd_filename; - char *filename; - MemoryRegion *address_space_mem = get_system_memory(); - MemoryRegion *ram = g_new(MemoryRegion, 1); - MemoryRegion *bios = g_new(MemoryRegion, 1); - long bios_size; - int64_t kernel_entry; - qemu_irq *i8259; - PCIBus *pci_bus; - ISABus *isa_bus; - I2CBus *smbus; - DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS]; - MIPSCPU *cpu; - CPUMIPSState *env; - - /* init CPUs */ - if (cpu_model == NULL) { - cpu_model = "Loongson-2E"; - } - cpu = cpu_mips_init(cpu_model); - if (cpu == NULL) { - fprintf(stderr, "Unable to find CPU definition\n"); - exit(1); - } - env = &cpu->env; - - qemu_register_reset(main_cpu_reset, cpu); - - /* fulong 2e has 256M ram. */ - ram_size = 256 * 1024 * 1024; - - /* fulong 2e has a 1M flash.Winbond W39L040AP70Z */ - bios_size = 1024 * 1024; - - /* allocate RAM */ - memory_region_allocate_system_memory(ram, NULL, "fulong2e.ram", ram_size); - memory_region_init_ram(bios, NULL, "fulong2e.bios", bios_size, - &error_fatal); - vmstate_register_ram_global(bios); - memory_region_set_readonly(bios, true); - - memory_region_add_subregion(address_space_mem, 0, ram); - memory_region_add_subregion(address_space_mem, 0x1fc00000LL, bios); - - /* We do not support flash operation, just loading pmon.bin as raw BIOS. - * Please use -L to set the BIOS path and -bios to set bios name. */ - - if (kernel_filename) { - loaderparams.ram_size = ram_size; - loaderparams.kernel_filename = kernel_filename; - loaderparams.kernel_cmdline = kernel_cmdline; - loaderparams.initrd_filename = initrd_filename; - kernel_entry = load_kernel (env); - write_bootloader(env, memory_region_get_ram_ptr(bios), kernel_entry); - } else { - if (bios_name == NULL) { - bios_name = FULONG_BIOSNAME; - } - filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); - if (filename) { - bios_size = load_image_targphys(filename, 0x1fc00000LL, - BIOS_SIZE); - g_free(filename); - } else { - bios_size = -1; - } - - if ((bios_size < 0 || bios_size > BIOS_SIZE) && - !kernel_filename && !qtest_enabled()) { - error_report("Could not load MIPS bios '%s'", bios_name); - exit(1); - } - } - - /* Init internal devices */ - cpu_mips_irq_init_cpu(env); - cpu_mips_clock_init(env); - - /* North bridge, Bonito --> IP2 */ - pci_bus = bonito_init((qemu_irq *)&(env->irq[2])); - - /* South bridge */ - ide_drive_get(hd, ARRAY_SIZE(hd)); - - isa_bus = vt82c686b_init(pci_bus, PCI_DEVFN(FULONG2E_VIA_SLOT, 0)); - if (!isa_bus) { - fprintf(stderr, "vt82c686b_init error\n"); - exit(1); - } - - /* Interrupt controller */ - /* The 8259 -> IP5 */ - i8259 = i8259_init(isa_bus, env->irq[5]); - isa_bus_irqs(isa_bus, i8259); - - vt82c686b_ide_init(pci_bus, hd, PCI_DEVFN(FULONG2E_VIA_SLOT, 1)); - pci_create_simple(pci_bus, PCI_DEVFN(FULONG2E_VIA_SLOT, 2), - "vt82c686b-usb-uhci"); - pci_create_simple(pci_bus, PCI_DEVFN(FULONG2E_VIA_SLOT, 3), - "vt82c686b-usb-uhci"); - - smbus = vt82c686b_pm_init(pci_bus, PCI_DEVFN(FULONG2E_VIA_SLOT, 4), - 0xeee1, NULL); - /* TODO: Populate SPD eeprom data. */ - smbus_eeprom_init(smbus, 1, eeprom_spd, sizeof(eeprom_spd)); - - /* init other devices */ - pit = pit_init(isa_bus, 0x40, 0, NULL); - DMA_init(isa_bus, 0); - - /* Super I/O */ - isa_create_simple(isa_bus, "i8042"); - - rtc_init(isa_bus, 2000, NULL); - - serial_hds_isa_init(isa_bus, MAX_SERIAL_PORTS); - parallel_hds_isa_init(isa_bus, 1); - - /* Sound card */ - audio_init(pci_bus); - /* Network card */ - network_init(pci_bus); -} - -static void mips_fulong2e_machine_init(MachineClass *mc) -{ - mc->desc = "Fulong 2e mini pc"; - mc->init = mips_fulong2e_init; -} - -DEFINE_MACHINE("fulong2e", mips_fulong2e_machine_init) diff --git a/qemu/hw/mips/mips_int.c b/qemu/hw/mips/mips_int.c deleted file mode 100644 index 59081f9d1..000000000 --- a/qemu/hw/mips/mips_int.c +++ /dev/null @@ -1,79 +0,0 @@ -/* - * QEMU MIPS interrupt support - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ - -#include "qemu/osdep.h" -#include "hw/hw.h" -#include "hw/mips/cpudevs.h" -#include "cpu.h" -#include "sysemu/kvm.h" -#include "kvm_mips.h" - -static void cpu_mips_irq_request(void *opaque, int irq, int level) -{ - MIPSCPU *cpu = opaque; - CPUMIPSState *env = &cpu->env; - CPUState *cs = CPU(cpu); - - if (irq < 0 || irq > 7) - return; - - if (level) { - env->CP0_Cause |= 1 << (irq + CP0Ca_IP); - - if (kvm_enabled() && irq == 2) { - kvm_mips_set_interrupt(cpu, irq, level); - } - - } else { - env->CP0_Cause &= ~(1 << (irq + CP0Ca_IP)); - - if (kvm_enabled() && irq == 2) { - kvm_mips_set_interrupt(cpu, irq, level); - } - } - - if (env->CP0_Cause & CP0Ca_IP_mask) { - cpu_interrupt(cs, CPU_INTERRUPT_HARD); - } else { - cpu_reset_interrupt(cs, CPU_INTERRUPT_HARD); - } -} - -void cpu_mips_irq_init_cpu(CPUMIPSState *env) -{ - qemu_irq *qi; - int i; - - qi = qemu_allocate_irqs(cpu_mips_irq_request, mips_env_get_cpu(env), 8); - for (i = 0; i < 8; i++) { - env->irq[i] = qi[i]; - } -} - -void cpu_mips_soft_irq(CPUMIPSState *env, int irq, int level) -{ - if (irq < 0 || irq > 2) { - return; - } - - qemu_set_irq(env->irq[irq], level); -} diff --git a/qemu/hw/mips/mips_jazz.c b/qemu/hw/mips/mips_jazz.c deleted file mode 100644 index ac7c64125..000000000 --- a/qemu/hw/mips/mips_jazz.c +++ /dev/null @@ -1,391 +0,0 @@ -/* - * QEMU MIPS Jazz support - * - * Copyright (c) 2007-2008 Hervé Poussineau - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ - -#include "qemu/osdep.h" -#include "hw/hw.h" -#include "hw/mips/mips.h" -#include "hw/mips/cpudevs.h" -#include "hw/i386/pc.h" -#include "hw/char/serial.h" -#include "hw/isa/isa.h" -#include "hw/block/fdc.h" -#include "sysemu/sysemu.h" -#include "sysemu/arch_init.h" -#include "hw/boards.h" -#include "net/net.h" -#include "hw/scsi/esp.h" -#include "hw/mips/bios.h" -#include "hw/loader.h" -#include "hw/timer/mc146818rtc.h" -#include "hw/timer/i8254.h" -#include "hw/audio/pcspk.h" -#include "sysemu/block-backend.h" -#include "hw/sysbus.h" -#include "exec/address-spaces.h" -#include "sysemu/qtest.h" -#include "qemu/error-report.h" -#include "qemu/help_option.h" - -enum jazz_model_e -{ - JAZZ_MAGNUM, - JAZZ_PICA61, -}; - -static void main_cpu_reset(void *opaque) -{ - MIPSCPU *cpu = opaque; - - cpu_reset(CPU(cpu)); -} - -static uint64_t rtc_read(void *opaque, hwaddr addr, unsigned size) -{ - uint8_t val; - address_space_read(&address_space_memory, 0x90000071, - MEMTXATTRS_UNSPECIFIED, &val, 1); - return val; -} - -static void rtc_write(void *opaque, hwaddr addr, - uint64_t val, unsigned size) -{ - uint8_t buf = val & 0xff; - address_space_write(&address_space_memory, 0x90000071, - MEMTXATTRS_UNSPECIFIED, &buf, 1); -} - -static const MemoryRegionOps rtc_ops = { - .read = rtc_read, - .write = rtc_write, - .endianness = DEVICE_NATIVE_ENDIAN, -}; - -static uint64_t dma_dummy_read(void *opaque, hwaddr addr, - unsigned size) -{ - /* Nothing to do. That is only to ensure that - * the current DMA acknowledge cycle is completed. */ - return 0xff; -} - -static void dma_dummy_write(void *opaque, hwaddr addr, - uint64_t val, unsigned size) -{ - /* Nothing to do. That is only to ensure that - * the current DMA acknowledge cycle is completed. */ -} - -static const MemoryRegionOps dma_dummy_ops = { - .read = dma_dummy_read, - .write = dma_dummy_write, - .endianness = DEVICE_NATIVE_ENDIAN, -}; - -#define MAGNUM_BIOS_SIZE_MAX 0x7e000 -#define MAGNUM_BIOS_SIZE (BIOS_SIZE < MAGNUM_BIOS_SIZE_MAX ? BIOS_SIZE : MAGNUM_BIOS_SIZE_MAX) - -static CPUUnassignedAccess real_do_unassigned_access; -static void mips_jazz_do_unassigned_access(CPUState *cpu, hwaddr addr, - bool is_write, bool is_exec, - int opaque, unsigned size) -{ - if (!is_exec) { - /* ignore invalid access (ie do not raise exception) */ - return; - } - (*real_do_unassigned_access)(cpu, addr, is_write, is_exec, opaque, size); -} - -static void mips_jazz_init(MachineState *machine, - enum jazz_model_e jazz_model) -{ - MemoryRegion *address_space = get_system_memory(); - const char *cpu_model = machine->cpu_model; - char *filename; - int bios_size, n; - MIPSCPU *cpu; - CPUClass *cc; - CPUMIPSState *env; - qemu_irq *i8259; - rc4030_dma *dmas; - MemoryRegion *rc4030_dma_mr; - MemoryRegion *isa_mem = g_new(MemoryRegion, 1); - MemoryRegion *isa_io = g_new(MemoryRegion, 1); - MemoryRegion *rtc = g_new(MemoryRegion, 1); - MemoryRegion *i8042 = g_new(MemoryRegion, 1); - MemoryRegion *dma_dummy = g_new(MemoryRegion, 1); - NICInfo *nd; - DeviceState *dev, *rc4030; - SysBusDevice *sysbus; - ISABus *isa_bus; - ISADevice *pit; - DriveInfo *fds[MAX_FD]; - qemu_irq esp_reset, dma_enable; - MemoryRegion *ram = g_new(MemoryRegion, 1); - MemoryRegion *bios = g_new(MemoryRegion, 1); - MemoryRegion *bios2 = g_new(MemoryRegion, 1); - - /* init CPUs */ - if (cpu_model == NULL) { - cpu_model = "R4000"; - } - cpu = cpu_mips_init(cpu_model); - if (cpu == NULL) { - fprintf(stderr, "Unable to find CPU definition\n"); - exit(1); - } - env = &cpu->env; - qemu_register_reset(main_cpu_reset, cpu); - - /* Chipset returns 0 in invalid reads and do not raise data exceptions. - * However, we can't simply add a global memory region to catch - * everything, as memory core directly call unassigned_mem_read/write - * on some invalid accesses, which call do_unassigned_access on the - * CPU, which raise an exception. - * Handle that case by hijacking the do_unassigned_access method on - * the CPU, and do not raise exceptions for data access. */ - cc = CPU_GET_CLASS(cpu); - real_do_unassigned_access = cc->do_unassigned_access; - cc->do_unassigned_access = mips_jazz_do_unassigned_access; - - /* allocate RAM */ - memory_region_allocate_system_memory(ram, NULL, "mips_jazz.ram", - machine->ram_size); - memory_region_add_subregion(address_space, 0, ram); - - memory_region_init_ram(bios, NULL, "mips_jazz.bios", MAGNUM_BIOS_SIZE, - &error_fatal); - vmstate_register_ram_global(bios); - memory_region_set_readonly(bios, true); - memory_region_init_alias(bios2, NULL, "mips_jazz.bios", bios, - 0, MAGNUM_BIOS_SIZE); - memory_region_add_subregion(address_space, 0x1fc00000LL, bios); - memory_region_add_subregion(address_space, 0xfff00000LL, bios2); - - /* load the BIOS image. */ - if (bios_name == NULL) - bios_name = BIOS_FILENAME; - filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); - if (filename) { - bios_size = load_image_targphys(filename, 0xfff00000LL, - MAGNUM_BIOS_SIZE); - g_free(filename); - } else { - bios_size = -1; - } - if ((bios_size < 0 || bios_size > MAGNUM_BIOS_SIZE) && !qtest_enabled()) { - error_report("Could not load MIPS bios '%s'", bios_name); - exit(1); - } - - /* Init CPU internal devices */ - cpu_mips_irq_init_cpu(env); - cpu_mips_clock_init(env); - - /* Chipset */ - rc4030 = rc4030_init(&dmas, &rc4030_dma_mr); - sysbus = SYS_BUS_DEVICE(rc4030); - sysbus_connect_irq(sysbus, 0, env->irq[6]); - sysbus_connect_irq(sysbus, 1, env->irq[3]); - memory_region_add_subregion(address_space, 0x80000000, - sysbus_mmio_get_region(sysbus, 0)); - memory_region_add_subregion(address_space, 0xf0000000, - sysbus_mmio_get_region(sysbus, 1)); - memory_region_init_io(dma_dummy, NULL, &dma_dummy_ops, NULL, "dummy_dma", 0x1000); - memory_region_add_subregion(address_space, 0x8000d000, dma_dummy); - - /* ISA bus: IO space at 0x90000000, mem space at 0x91000000 */ - memory_region_init(isa_io, NULL, "isa-io", 0x00010000); - memory_region_init(isa_mem, NULL, "isa-mem", 0x01000000); - memory_region_add_subregion(address_space, 0x90000000, isa_io); - memory_region_add_subregion(address_space, 0x91000000, isa_mem); - isa_bus = isa_bus_new(NULL, isa_mem, isa_io, &error_abort); - - /* ISA devices */ - i8259 = i8259_init(isa_bus, env->irq[4]); - isa_bus_irqs(isa_bus, i8259); - DMA_init(isa_bus, 0); - pit = pit_init(isa_bus, 0x40, 0, NULL); - pcspk_init(isa_bus, pit); - - /* Video card */ - switch (jazz_model) { - case JAZZ_MAGNUM: - dev = qdev_create(NULL, "sysbus-g364"); - qdev_init_nofail(dev); - sysbus = SYS_BUS_DEVICE(dev); - sysbus_mmio_map(sysbus, 0, 0x60080000); - sysbus_mmio_map(sysbus, 1, 0x40000000); - sysbus_connect_irq(sysbus, 0, qdev_get_gpio_in(rc4030, 3)); - { - /* Simple ROM, so user doesn't have to provide one */ - MemoryRegion *rom_mr = g_new(MemoryRegion, 1); - memory_region_init_ram(rom_mr, NULL, "g364fb.rom", 0x80000, - &error_fatal); - vmstate_register_ram_global(rom_mr); - memory_region_set_readonly(rom_mr, true); - uint8_t *rom = memory_region_get_ram_ptr(rom_mr); - memory_region_add_subregion(address_space, 0x60000000, rom_mr); - rom[0] = 0x10; /* Mips G364 */ - } - break; - case JAZZ_PICA61: - isa_vga_mm_init(0x40000000, 0x60000000, 0, get_system_memory()); - break; - default: - break; - } - - /* Network controller */ - for (n = 0; n < nb_nics; n++) { - nd = &nd_table[n]; - if (!nd->model) - nd->model = g_strdup("dp83932"); - if (strcmp(nd->model, "dp83932") == 0) { - qemu_check_nic_model(nd, "dp83932"); - - dev = qdev_create(NULL, "dp8393x"); - qdev_set_nic_properties(dev, nd); - qdev_prop_set_uint8(dev, "it_shift", 2); - qdev_prop_set_ptr(dev, "dma_mr", rc4030_dma_mr); - qdev_init_nofail(dev); - sysbus = SYS_BUS_DEVICE(dev); - sysbus_mmio_map(sysbus, 0, 0x80001000); - sysbus_mmio_map(sysbus, 1, 0x8000b000); - sysbus_connect_irq(sysbus, 0, qdev_get_gpio_in(rc4030, 4)); - break; - } else if (is_help_option(nd->model)) { - fprintf(stderr, "qemu: Supported NICs: dp83932\n"); - exit(1); - } else { - fprintf(stderr, "qemu: Unsupported NIC: %s\n", nd->model); - exit(1); - } - } - - /* SCSI adapter */ - esp_init(0x80002000, 0, - rc4030_dma_read, rc4030_dma_write, dmas[0], - qdev_get_gpio_in(rc4030, 5), &esp_reset, &dma_enable); - - /* Floppy */ - if (drive_get_max_bus(IF_FLOPPY) >= MAX_FD) { - fprintf(stderr, "qemu: too many floppy drives\n"); - exit(1); - } - for (n = 0; n < MAX_FD; n++) { - fds[n] = drive_get(IF_FLOPPY, 0, n); - } - /* FIXME: we should enable DMA with a custom IsaDma device */ - fdctrl_init_sysbus(qdev_get_gpio_in(rc4030, 1), -1, 0x80003000, fds); - - /* Real time clock */ - rtc_init(isa_bus, 1980, NULL); - memory_region_init_io(rtc, NULL, &rtc_ops, NULL, "rtc", 0x1000); - memory_region_add_subregion(address_space, 0x80004000, rtc); - - /* Keyboard (i8042) */ - i8042_mm_init(qdev_get_gpio_in(rc4030, 6), qdev_get_gpio_in(rc4030, 7), - i8042, 0x1000, 0x1); - memory_region_add_subregion(address_space, 0x80005000, i8042); - - /* Serial ports */ - if (serial_hds[0]) { - serial_mm_init(address_space, 0x80006000, 0, - qdev_get_gpio_in(rc4030, 8), 8000000/16, - serial_hds[0], DEVICE_NATIVE_ENDIAN); - } - if (serial_hds[1]) { - serial_mm_init(address_space, 0x80007000, 0, - qdev_get_gpio_in(rc4030, 9), 8000000/16, - serial_hds[1], DEVICE_NATIVE_ENDIAN); - } - - /* Parallel port */ - if (parallel_hds[0]) - parallel_mm_init(address_space, 0x80008000, 0, - qdev_get_gpio_in(rc4030, 0), parallel_hds[0]); - - /* FIXME: missing Jazz sound at 0x8000c000, rc4030[2] */ - - /* NVRAM */ - dev = qdev_create(NULL, "ds1225y"); - qdev_init_nofail(dev); - sysbus = SYS_BUS_DEVICE(dev); - sysbus_mmio_map(sysbus, 0, 0x80009000); - - /* LED indicator */ - sysbus_create_simple("jazz-led", 0x8000f000, NULL); -} - -static -void mips_magnum_init(MachineState *machine) -{ - mips_jazz_init(machine, JAZZ_MAGNUM); -} - -static -void mips_pica61_init(MachineState *machine) -{ - mips_jazz_init(machine, JAZZ_PICA61); -} - -static void mips_magnum_class_init(ObjectClass *oc, void *data) -{ - MachineClass *mc = MACHINE_CLASS(oc); - - mc->desc = "MIPS Magnum"; - mc->init = mips_magnum_init; - mc->block_default_type = IF_SCSI; -} - -static const TypeInfo mips_magnum_type = { - .name = MACHINE_TYPE_NAME("magnum"), - .parent = TYPE_MACHINE, - .class_init = mips_magnum_class_init, -}; - -static void mips_pica61_class_init(ObjectClass *oc, void *data) -{ - MachineClass *mc = MACHINE_CLASS(oc); - - mc->desc = "Acer Pica 61"; - mc->init = mips_pica61_init; - mc->block_default_type = IF_SCSI; -} - -static const TypeInfo mips_pica61_type = { - .name = MACHINE_TYPE_NAME("pica61"), - .parent = TYPE_MACHINE, - .class_init = mips_pica61_class_init, -}; - -static void mips_jazz_machine_init(void) -{ - type_register_static(&mips_magnum_type); - type_register_static(&mips_pica61_type); -} - -type_init(mips_jazz_machine_init) diff --git a/qemu/hw/mips/mips_malta.c b/qemu/hw/mips/mips_malta.c deleted file mode 100644 index fa769e5c0..000000000 --- a/qemu/hw/mips/mips_malta.c +++ /dev/null @@ -1,1270 +0,0 @@ -/* - * QEMU Malta board support - * - * Copyright (c) 2006 Aurelien Jarno - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ - -#include "qemu/osdep.h" -#include "qemu-common.h" -#include "cpu.h" -#include "hw/hw.h" -#include "hw/i386/pc.h" -#include "hw/char/serial.h" -#include "hw/block/fdc.h" -#include "net/net.h" -#include "hw/boards.h" -#include "hw/i2c/smbus.h" -#include "sysemu/block-backend.h" -#include "hw/block/flash.h" -#include "hw/mips/mips.h" -#include "hw/mips/cpudevs.h" -#include "hw/pci/pci.h" -#include "sysemu/char.h" -#include "sysemu/sysemu.h" -#include "sysemu/arch_init.h" -#include "qemu/log.h" -#include "hw/mips/bios.h" -#include "hw/ide.h" -#include "hw/loader.h" -#include "elf.h" -#include "hw/timer/mc146818rtc.h" -#include "hw/timer/i8254.h" -#include "sysemu/block-backend.h" -#include "sysemu/blockdev.h" -#include "exec/address-spaces.h" -#include "hw/sysbus.h" /* SysBusDevice */ -#include "qemu/host-utils.h" -#include "sysemu/qtest.h" -#include "qemu/error-report.h" -#include "hw/empty_slot.h" -#include "sysemu/kvm.h" -#include "exec/semihost.h" -#include "hw/mips/cps.h" - -//#define DEBUG_BOARD_INIT - -#define ENVP_ADDR 0x80002000l -#define ENVP_NB_ENTRIES 16 -#define ENVP_ENTRY_SIZE 256 - -/* Hardware addresses */ -#define FLASH_ADDRESS 0x1e000000ULL -#define FPGA_ADDRESS 0x1f000000ULL -#define RESET_ADDRESS 0x1fc00000ULL - -#define FLASH_SIZE 0x400000 - -#define MAX_IDE_BUS 2 - -typedef struct { - MemoryRegion iomem; - MemoryRegion iomem_lo; /* 0 - 0x900 */ - MemoryRegion iomem_hi; /* 0xa00 - 0x100000 */ - uint32_t leds; - uint32_t brk; - uint32_t gpout; - uint32_t i2cin; - uint32_t i2coe; - uint32_t i2cout; - uint32_t i2csel; - CharDriverState *display; - char display_text[9]; - SerialState *uart; -} MaltaFPGAState; - -#define TYPE_MIPS_MALTA "mips-malta" -#define MIPS_MALTA(obj) OBJECT_CHECK(MaltaState, (obj), TYPE_MIPS_MALTA) - -typedef struct { - SysBusDevice parent_obj; - - MIPSCPSState *cps; - qemu_irq *i8259; -} MaltaState; - -static ISADevice *pit; - -static struct _loaderparams { - int ram_size, ram_low_size; - const char *kernel_filename; - const char *kernel_cmdline; - const char *initrd_filename; -} loaderparams; - -/* Malta FPGA */ -static void malta_fpga_update_display(void *opaque) -{ - char leds_text[9]; - int i; - MaltaFPGAState *s = opaque; - - for (i = 7 ; i >= 0 ; i--) { - if (s->leds & (1 << i)) - leds_text[i] = '#'; - else - leds_text[i] = ' '; - } - leds_text[8] = '\0'; - - qemu_chr_fe_printf(s->display, "\e[H\n\n|\e[32m%-8.8s\e[00m|\r\n", leds_text); - qemu_chr_fe_printf(s->display, "\n\n\n\n|\e[31m%-8.8s\e[00m|", s->display_text); -} - -/* - * EEPROM 24C01 / 24C02 emulation. - * - * Emulation for serial EEPROMs: - * 24C01 - 1024 bit (128 x 8) - * 24C02 - 2048 bit (256 x 8) - * - * Typical device names include Microchip 24C02SC or SGS Thomson ST24C02. - */ - -//~ #define DEBUG - -#if defined(DEBUG) -# define logout(fmt, ...) fprintf(stderr, "MALTA\t%-24s" fmt, __func__, ## __VA_ARGS__) -#else -# define logout(fmt, ...) ((void)0) -#endif - -struct _eeprom24c0x_t { - uint8_t tick; - uint8_t address; - uint8_t command; - uint8_t ack; - uint8_t scl; - uint8_t sda; - uint8_t data; - //~ uint16_t size; - uint8_t contents[256]; -}; - -typedef struct _eeprom24c0x_t eeprom24c0x_t; - -static eeprom24c0x_t spd_eeprom = { - .contents = { - /* 00000000: */ 0x80,0x08,0xFF,0x0D,0x0A,0xFF,0x40,0x00, - /* 00000008: */ 0x01,0x75,0x54,0x00,0x82,0x08,0x00,0x01, - /* 00000010: */ 0x8F,0x04,0x02,0x01,0x01,0x00,0x00,0x00, - /* 00000018: */ 0x00,0x00,0x00,0x14,0x0F,0x14,0x2D,0xFF, - /* 00000020: */ 0x15,0x08,0x15,0x08,0x00,0x00,0x00,0x00, - /* 00000028: */ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, - /* 00000030: */ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, - /* 00000038: */ 0x00,0x00,0x00,0x00,0x00,0x00,0x12,0xD0, - /* 00000040: */ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, - /* 00000048: */ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, - /* 00000050: */ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, - /* 00000058: */ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, - /* 00000060: */ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, - /* 00000068: */ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, - /* 00000070: */ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, - /* 00000078: */ 0x00,0x00,0x00,0x00,0x00,0x00,0x64,0xF4, - }, -}; - -static void generate_eeprom_spd(uint8_t *eeprom, ram_addr_t ram_size) -{ - enum { SDR = 0x4, DDR2 = 0x8 } type; - uint8_t *spd = spd_eeprom.contents; - uint8_t nbanks = 0; - uint16_t density = 0; - int i; - - /* work in terms of MB */ - ram_size >>= 20; - - while ((ram_size >= 4) && (nbanks <= 2)) { - int sz_log2 = MIN(31 - clz32(ram_size), 14); - nbanks++; - density |= 1 << (sz_log2 - 2); - ram_size -= 1 << sz_log2; - } - - /* split to 2 banks if possible */ - if ((nbanks == 1) && (density > 1)) { - nbanks++; - density >>= 1; - } - - if (density & 0xff00) { - density = (density & 0xe0) | ((density >> 8) & 0x1f); - type = DDR2; - } else if (!(density & 0x1f)) { - type = DDR2; - } else { - type = SDR; - } - - if (ram_size) { - fprintf(stderr, "Warning: SPD cannot represent final %dMB" - " of SDRAM\n", (int)ram_size); - } - - /* fill in SPD memory information */ - spd[2] = type; - spd[5] = nbanks; - spd[31] = density; - - /* checksum */ - spd[63] = 0; - for (i = 0; i < 63; i++) { - spd[63] += spd[i]; - } - - /* copy for SMBUS */ - memcpy(eeprom, spd, sizeof(spd_eeprom.contents)); -} - -static void generate_eeprom_serial(uint8_t *eeprom) -{ - int i, pos = 0; - uint8_t mac[6] = { 0x00 }; - uint8_t sn[5] = { 0x01, 0x23, 0x45, 0x67, 0x89 }; - - /* version */ - eeprom[pos++] = 0x01; - - /* count */ - eeprom[pos++] = 0x02; - - /* MAC address */ - eeprom[pos++] = 0x01; /* MAC */ - eeprom[pos++] = 0x06; /* length */ - memcpy(&eeprom[pos], mac, sizeof(mac)); - pos += sizeof(mac); - - /* serial number */ - eeprom[pos++] = 0x02; /* serial */ - eeprom[pos++] = 0x05; /* length */ - memcpy(&eeprom[pos], sn, sizeof(sn)); - pos += sizeof(sn); - - /* checksum */ - eeprom[pos] = 0; - for (i = 0; i < pos; i++) { - eeprom[pos] += eeprom[i]; - } -} - -static uint8_t eeprom24c0x_read(eeprom24c0x_t *eeprom) -{ - logout("%u: scl = %u, sda = %u, data = 0x%02x\n", - eeprom->tick, eeprom->scl, eeprom->sda, eeprom->data); - return eeprom->sda; -} - -static void eeprom24c0x_write(eeprom24c0x_t *eeprom, int scl, int sda) -{ - if (eeprom->scl && scl && (eeprom->sda != sda)) { - logout("%u: scl = %u->%u, sda = %u->%u i2c %s\n", - eeprom->tick, eeprom->scl, scl, eeprom->sda, sda, - sda ? "stop" : "start"); - if (!sda) { - eeprom->tick = 1; - eeprom->command = 0; - } - } else if (eeprom->tick == 0 && !eeprom->ack) { - /* Waiting for start. */ - logout("%u: scl = %u->%u, sda = %u->%u wait for i2c start\n", - eeprom->tick, eeprom->scl, scl, eeprom->sda, sda); - } else if (!eeprom->scl && scl) { - logout("%u: scl = %u->%u, sda = %u->%u trigger bit\n", - eeprom->tick, eeprom->scl, scl, eeprom->sda, sda); - if (eeprom->ack) { - logout("\ti2c ack bit = 0\n"); - sda = 0; - eeprom->ack = 0; - } else if (eeprom->sda == sda) { - uint8_t bit = (sda != 0); - logout("\ti2c bit = %d\n", bit); - if (eeprom->tick < 9) { - eeprom->command <<= 1; - eeprom->command += bit; - eeprom->tick++; - if (eeprom->tick == 9) { - logout("\tcommand 0x%04x, %s\n", eeprom->command, - bit ? "read" : "write"); - eeprom->ack = 1; - } - } else if (eeprom->tick < 17) { - if (eeprom->command & 1) { - sda = ((eeprom->data & 0x80) != 0); - } - eeprom->address <<= 1; - eeprom->address += bit; - eeprom->tick++; - eeprom->data <<= 1; - if (eeprom->tick == 17) { - eeprom->data = eeprom->contents[eeprom->address]; - logout("\taddress 0x%04x, data 0x%02x\n", - eeprom->address, eeprom->data); - eeprom->ack = 1; - eeprom->tick = 0; - } - } else if (eeprom->tick >= 17) { - sda = 0; - } - } else { - logout("\tsda changed with raising scl\n"); - } - } else { - logout("%u: scl = %u->%u, sda = %u->%u\n", eeprom->tick, eeprom->scl, - scl, eeprom->sda, sda); - } - eeprom->scl = scl; - eeprom->sda = sda; -} - -static uint64_t malta_fpga_read(void *opaque, hwaddr addr, - unsigned size) -{ - MaltaFPGAState *s = opaque; - uint32_t val = 0; - uint32_t saddr; - - saddr = (addr & 0xfffff); - - switch (saddr) { - - /* SWITCH Register */ - case 0x00200: - val = 0x00000000; /* All switches closed */ - break; - - /* STATUS Register */ - case 0x00208: -#ifdef TARGET_WORDS_BIGENDIAN - val = 0x00000012; -#else - val = 0x00000010; -#endif - break; - - /* JMPRS Register */ - case 0x00210: - val = 0x00; - break; - - /* LEDBAR Register */ - case 0x00408: - val = s->leds; - break; - - /* BRKRES Register */ - case 0x00508: - val = s->brk; - break; - - /* UART Registers are handled directly by the serial device */ - - /* GPOUT Register */ - case 0x00a00: - val = s->gpout; - break; - - /* XXX: implement a real I2C controller */ - - /* GPINP Register */ - case 0x00a08: - /* IN = OUT until a real I2C control is implemented */ - if (s->i2csel) - val = s->i2cout; - else - val = 0x00; - break; - - /* I2CINP Register */ - case 0x00b00: - val = ((s->i2cin & ~1) | eeprom24c0x_read(&spd_eeprom)); - break; - - /* I2COE Register */ - case 0x00b08: - val = s->i2coe; - break; - - /* I2COUT Register */ - case 0x00b10: - val = s->i2cout; - break; - - /* I2CSEL Register */ - case 0x00b18: - val = s->i2csel; - break; - - default: -#if 0 - printf ("malta_fpga_read: Bad register offset 0x" TARGET_FMT_lx "\n", - addr); -#endif - break; - } - return val; -} - -static void malta_fpga_write(void *opaque, hwaddr addr, - uint64_t val, unsigned size) -{ - MaltaFPGAState *s = opaque; - uint32_t saddr; - - saddr = (addr & 0xfffff); - - switch (saddr) { - - /* SWITCH Register */ - case 0x00200: - break; - - /* JMPRS Register */ - case 0x00210: - break; - - /* LEDBAR Register */ - case 0x00408: - s->leds = val & 0xff; - malta_fpga_update_display(s); - break; - - /* ASCIIWORD Register */ - case 0x00410: - snprintf(s->display_text, 9, "%08X", (uint32_t)val); - malta_fpga_update_display(s); - break; - - /* ASCIIPOS0 to ASCIIPOS7 Registers */ - case 0x00418: - case 0x00420: - case 0x00428: - case 0x00430: - case 0x00438: - case 0x00440: - case 0x00448: - case 0x00450: - s->display_text[(saddr - 0x00418) >> 3] = (char) val; - malta_fpga_update_display(s); - break; - - /* SOFTRES Register */ - case 0x00500: - if (val == 0x42) - qemu_system_reset_request (); - break; - - /* BRKRES Register */ - case 0x00508: - s->brk = val & 0xff; - break; - - /* UART Registers are handled directly by the serial device */ - - /* GPOUT Register */ - case 0x00a00: - s->gpout = val & 0xff; - break; - - /* I2COE Register */ - case 0x00b08: - s->i2coe = val & 0x03; - break; - - /* I2COUT Register */ - case 0x00b10: - eeprom24c0x_write(&spd_eeprom, val & 0x02, val & 0x01); - s->i2cout = val; - break; - - /* I2CSEL Register */ - case 0x00b18: - s->i2csel = val & 0x01; - break; - - default: -#if 0 - printf ("malta_fpga_write: Bad register offset 0x" TARGET_FMT_lx "\n", - addr); -#endif - break; - } -} - -static const MemoryRegionOps malta_fpga_ops = { - .read = malta_fpga_read, - .write = malta_fpga_write, - .endianness = DEVICE_NATIVE_ENDIAN, -}; - -static void malta_fpga_reset(void *opaque) -{ - MaltaFPGAState *s = opaque; - - s->leds = 0x00; - s->brk = 0x0a; - s->gpout = 0x00; - s->i2cin = 0x3; - s->i2coe = 0x0; - s->i2cout = 0x3; - s->i2csel = 0x1; - - s->display_text[8] = '\0'; - snprintf(s->display_text, 9, " "); -} - -static void malta_fpga_led_init(CharDriverState *chr) -{ - qemu_chr_fe_printf(chr, "\e[HMalta LEDBAR\r\n"); - qemu_chr_fe_printf(chr, "+--------+\r\n"); - qemu_chr_fe_printf(chr, "+ +\r\n"); - qemu_chr_fe_printf(chr, "+--------+\r\n"); - qemu_chr_fe_printf(chr, "\n"); - qemu_chr_fe_printf(chr, "Malta ASCII\r\n"); - qemu_chr_fe_printf(chr, "+--------+\r\n"); - qemu_chr_fe_printf(chr, "+ +\r\n"); - qemu_chr_fe_printf(chr, "+--------+\r\n"); -} - -static MaltaFPGAState *malta_fpga_init(MemoryRegion *address_space, - hwaddr base, qemu_irq uart_irq, CharDriverState *uart_chr) -{ - MaltaFPGAState *s; - - s = (MaltaFPGAState *)g_malloc0(sizeof(MaltaFPGAState)); - - memory_region_init_io(&s->iomem, NULL, &malta_fpga_ops, s, - "malta-fpga", 0x100000); - memory_region_init_alias(&s->iomem_lo, NULL, "malta-fpga", - &s->iomem, 0, 0x900); - memory_region_init_alias(&s->iomem_hi, NULL, "malta-fpga", - &s->iomem, 0xa00, 0x10000-0xa00); - - memory_region_add_subregion(address_space, base, &s->iomem_lo); - memory_region_add_subregion(address_space, base + 0xa00, &s->iomem_hi); - - s->display = qemu_chr_new("fpga", "vc:320x200", malta_fpga_led_init); - - s->uart = serial_mm_init(address_space, base + 0x900, 3, uart_irq, - 230400, uart_chr, DEVICE_NATIVE_ENDIAN); - - malta_fpga_reset(s); - qemu_register_reset(malta_fpga_reset, s); - - return s; -} - -/* Network support */ -static void network_init(PCIBus *pci_bus) -{ - int i; - - for(i = 0; i < nb_nics; i++) { - NICInfo *nd = &nd_table[i]; - const char *default_devaddr = NULL; - - if (i == 0 && (!nd->model || strcmp(nd->model, "pcnet") == 0)) - /* The malta board has a PCNet card using PCI SLOT 11 */ - default_devaddr = "0b"; - - pci_nic_init_nofail(nd, pci_bus, "pcnet", default_devaddr); - } -} - -/* ROM and pseudo bootloader - - The following code implements a very very simple bootloader. It first - loads the registers a0 to a3 to the values expected by the OS, and - then jump at the kernel address. - - The bootloader should pass the locations of the kernel arguments and - environment variables tables. Those tables contain the 32-bit address - of NULL terminated strings. The environment variables table should be - terminated by a NULL address. - - For a simpler implementation, the number of kernel arguments is fixed - to two (the name of the kernel and the command line), and the two - tables are actually the same one. - - The registers a0 to a3 should contain the following values: - a0 - number of kernel arguments - a1 - 32-bit address of the kernel arguments table - a2 - 32-bit address of the environment variables table - a3 - RAM size in bytes -*/ - -static void write_bootloader(uint8_t *base, int64_t run_addr, - int64_t kernel_entry) -{ - uint32_t *p; - - /* Small bootloader */ - p = (uint32_t *)base; - - stl_p(p++, 0x08000000 | /* j 0x1fc00580 */ - ((run_addr + 0x580) & 0x0fffffff) >> 2); - stl_p(p++, 0x00000000); /* nop */ - - /* YAMON service vector */ - stl_p(base + 0x500, run_addr + 0x0580); /* start: */ - stl_p(base + 0x504, run_addr + 0x083c); /* print_count: */ - stl_p(base + 0x520, run_addr + 0x0580); /* start: */ - stl_p(base + 0x52c, run_addr + 0x0800); /* flush_cache: */ - stl_p(base + 0x534, run_addr + 0x0808); /* print: */ - stl_p(base + 0x538, run_addr + 0x0800); /* reg_cpu_isr: */ - stl_p(base + 0x53c, run_addr + 0x0800); /* unred_cpu_isr: */ - stl_p(base + 0x540, run_addr + 0x0800); /* reg_ic_isr: */ - stl_p(base + 0x544, run_addr + 0x0800); /* unred_ic_isr: */ - stl_p(base + 0x548, run_addr + 0x0800); /* reg_esr: */ - stl_p(base + 0x54c, run_addr + 0x0800); /* unreg_esr: */ - stl_p(base + 0x550, run_addr + 0x0800); /* getchar: */ - stl_p(base + 0x554, run_addr + 0x0800); /* syscon_read: */ - - - /* Second part of the bootloader */ - p = (uint32_t *) (base + 0x580); - - if (semihosting_get_argc()) { - /* Preserve a0 content as arguments have been passed */ - stl_p(p++, 0x00000000); /* nop */ - } else { - stl_p(p++, 0x24040002); /* addiu a0, zero, 2 */ - } - stl_p(p++, 0x3c1d0000 | (((ENVP_ADDR - 64) >> 16) & 0xffff)); /* lui sp, high(ENVP_ADDR) */ - stl_p(p++, 0x37bd0000 | ((ENVP_ADDR - 64) & 0xffff)); /* ori sp, sp, low(ENVP_ADDR) */ - stl_p(p++, 0x3c050000 | ((ENVP_ADDR >> 16) & 0xffff)); /* lui a1, high(ENVP_ADDR) */ - stl_p(p++, 0x34a50000 | (ENVP_ADDR & 0xffff)); /* ori a1, a1, low(ENVP_ADDR) */ - stl_p(p++, 0x3c060000 | (((ENVP_ADDR + 8) >> 16) & 0xffff)); /* lui a2, high(ENVP_ADDR + 8) */ - stl_p(p++, 0x34c60000 | ((ENVP_ADDR + 8) & 0xffff)); /* ori a2, a2, low(ENVP_ADDR + 8) */ - stl_p(p++, 0x3c070000 | (loaderparams.ram_low_size >> 16)); /* lui a3, high(ram_low_size) */ - stl_p(p++, 0x34e70000 | (loaderparams.ram_low_size & 0xffff)); /* ori a3, a3, low(ram_low_size) */ - - /* Load BAR registers as done by YAMON */ - stl_p(p++, 0x3c09b400); /* lui t1, 0xb400 */ - -#ifdef TARGET_WORDS_BIGENDIAN - stl_p(p++, 0x3c08df00); /* lui t0, 0xdf00 */ -#else - stl_p(p++, 0x340800df); /* ori t0, r0, 0x00df */ -#endif - stl_p(p++, 0xad280068); /* sw t0, 0x0068(t1) */ - - stl_p(p++, 0x3c09bbe0); /* lui t1, 0xbbe0 */ - -#ifdef TARGET_WORDS_BIGENDIAN - stl_p(p++, 0x3c08c000); /* lui t0, 0xc000 */ -#else - stl_p(p++, 0x340800c0); /* ori t0, r0, 0x00c0 */ -#endif - stl_p(p++, 0xad280048); /* sw t0, 0x0048(t1) */ -#ifdef TARGET_WORDS_BIGENDIAN - stl_p(p++, 0x3c084000); /* lui t0, 0x4000 */ -#else - stl_p(p++, 0x34080040); /* ori t0, r0, 0x0040 */ -#endif - stl_p(p++, 0xad280050); /* sw t0, 0x0050(t1) */ - -#ifdef TARGET_WORDS_BIGENDIAN - stl_p(p++, 0x3c088000); /* lui t0, 0x8000 */ -#else - stl_p(p++, 0x34080080); /* ori t0, r0, 0x0080 */ -#endif - stl_p(p++, 0xad280058); /* sw t0, 0x0058(t1) */ -#ifdef TARGET_WORDS_BIGENDIAN - stl_p(p++, 0x3c083f00); /* lui t0, 0x3f00 */ -#else - stl_p(p++, 0x3408003f); /* ori t0, r0, 0x003f */ -#endif - stl_p(p++, 0xad280060); /* sw t0, 0x0060(t1) */ - -#ifdef TARGET_WORDS_BIGENDIAN - stl_p(p++, 0x3c08c100); /* lui t0, 0xc100 */ -#else - stl_p(p++, 0x340800c1); /* ori t0, r0, 0x00c1 */ -#endif - stl_p(p++, 0xad280080); /* sw t0, 0x0080(t1) */ -#ifdef TARGET_WORDS_BIGENDIAN - stl_p(p++, 0x3c085e00); /* lui t0, 0x5e00 */ -#else - stl_p(p++, 0x3408005e); /* ori t0, r0, 0x005e */ -#endif - stl_p(p++, 0xad280088); /* sw t0, 0x0088(t1) */ - - /* Jump to kernel code */ - stl_p(p++, 0x3c1f0000 | ((kernel_entry >> 16) & 0xffff)); /* lui ra, high(kernel_entry) */ - stl_p(p++, 0x37ff0000 | (kernel_entry & 0xffff)); /* ori ra, ra, low(kernel_entry) */ - stl_p(p++, 0x03e00009); /* jalr ra */ - stl_p(p++, 0x00000000); /* nop */ - - /* YAMON subroutines */ - p = (uint32_t *) (base + 0x800); - stl_p(p++, 0x03e00009); /* jalr ra */ - stl_p(p++, 0x24020000); /* li v0,0 */ - /* 808 YAMON print */ - stl_p(p++, 0x03e06821); /* move t5,ra */ - stl_p(p++, 0x00805821); /* move t3,a0 */ - stl_p(p++, 0x00a05021); /* move t2,a1 */ - stl_p(p++, 0x91440000); /* lbu a0,0(t2) */ - stl_p(p++, 0x254a0001); /* addiu t2,t2,1 */ - stl_p(p++, 0x10800005); /* beqz a0,834 */ - stl_p(p++, 0x00000000); /* nop */ - stl_p(p++, 0x0ff0021c); /* jal 870 */ - stl_p(p++, 0x00000000); /* nop */ - stl_p(p++, 0x08000205); /* j 814 */ - stl_p(p++, 0x00000000); /* nop */ - stl_p(p++, 0x01a00009); /* jalr t5 */ - stl_p(p++, 0x01602021); /* move a0,t3 */ - /* 0x83c YAMON print_count */ - stl_p(p++, 0x03e06821); /* move t5,ra */ - stl_p(p++, 0x00805821); /* move t3,a0 */ - stl_p(p++, 0x00a05021); /* move t2,a1 */ - stl_p(p++, 0x00c06021); /* move t4,a2 */ - stl_p(p++, 0x91440000); /* lbu a0,0(t2) */ - stl_p(p++, 0x0ff0021c); /* jal 870 */ - stl_p(p++, 0x00000000); /* nop */ - stl_p(p++, 0x254a0001); /* addiu t2,t2,1 */ - stl_p(p++, 0x258cffff); /* addiu t4,t4,-1 */ - stl_p(p++, 0x1580fffa); /* bnez t4,84c */ - stl_p(p++, 0x00000000); /* nop */ - stl_p(p++, 0x01a00009); /* jalr t5 */ - stl_p(p++, 0x01602021); /* move a0,t3 */ - /* 0x870 */ - stl_p(p++, 0x3c08b800); /* lui t0,0xb400 */ - stl_p(p++, 0x350803f8); /* ori t0,t0,0x3f8 */ - stl_p(p++, 0x91090005); /* lbu t1,5(t0) */ - stl_p(p++, 0x00000000); /* nop */ - stl_p(p++, 0x31290040); /* andi t1,t1,0x40 */ - stl_p(p++, 0x1120fffc); /* beqz t1,878 <outch+0x8> */ - stl_p(p++, 0x00000000); /* nop */ - stl_p(p++, 0x03e00009); /* jalr ra */ - stl_p(p++, 0xa1040000); /* sb a0,0(t0) */ - -} - -static void GCC_FMT_ATTR(3, 4) prom_set(uint32_t* prom_buf, int index, - const char *string, ...) -{ - va_list ap; - int32_t table_addr; - - if (index >= ENVP_NB_ENTRIES) - return; - - if (string == NULL) { - prom_buf[index] = 0; - return; - } - - table_addr = sizeof(int32_t) * ENVP_NB_ENTRIES + index * ENVP_ENTRY_SIZE; - prom_buf[index] = tswap32(ENVP_ADDR + table_addr); - - va_start(ap, string); - vsnprintf((char *)prom_buf + table_addr, ENVP_ENTRY_SIZE, string, ap); - va_end(ap); -} - -/* Kernel */ -static int64_t load_kernel (void) -{ - int64_t kernel_entry, kernel_high; - long initrd_size; - ram_addr_t initrd_offset; - int big_endian; - uint32_t *prom_buf; - long prom_size; - int prom_index = 0; - uint64_t (*xlate_to_kseg0) (void *opaque, uint64_t addr); - -#ifdef TARGET_WORDS_BIGENDIAN - big_endian = 1; -#else - big_endian = 0; -#endif - - if (load_elf(loaderparams.kernel_filename, cpu_mips_kseg0_to_phys, NULL, - (uint64_t *)&kernel_entry, NULL, (uint64_t *)&kernel_high, - big_endian, EM_MIPS, 1, 0) < 0) { - fprintf(stderr, "qemu: could not load kernel '%s'\n", - loaderparams.kernel_filename); - exit(1); - } - - /* Sanity check where the kernel has been linked */ - if (kvm_enabled()) { - if (kernel_entry & 0x80000000ll) { - error_report("KVM guest kernels must be linked in useg. " - "Did you forget to enable CONFIG_KVM_GUEST?"); - exit(1); - } - - xlate_to_kseg0 = cpu_mips_kvm_um_phys_to_kseg0; - } else { - if (!(kernel_entry & 0x80000000ll)) { - error_report("KVM guest kernels aren't supported with TCG. " - "Did you unintentionally enable CONFIG_KVM_GUEST?"); - exit(1); - } - - xlate_to_kseg0 = cpu_mips_phys_to_kseg0; - } - - /* load initrd */ - initrd_size = 0; - initrd_offset = 0; - if (loaderparams.initrd_filename) { - initrd_size = get_image_size (loaderparams.initrd_filename); - if (initrd_size > 0) { - initrd_offset = (kernel_high + ~INITRD_PAGE_MASK) & INITRD_PAGE_MASK; - if (initrd_offset + initrd_size > ram_size) { - fprintf(stderr, - "qemu: memory too small for initial ram disk '%s'\n", - loaderparams.initrd_filename); - exit(1); - } - initrd_size = load_image_targphys(loaderparams.initrd_filename, - initrd_offset, - ram_size - initrd_offset); - } - if (initrd_size == (target_ulong) -1) { - fprintf(stderr, "qemu: could not load initial ram disk '%s'\n", - loaderparams.initrd_filename); - exit(1); - } - } - - /* Setup prom parameters. */ - prom_size = ENVP_NB_ENTRIES * (sizeof(int32_t) + ENVP_ENTRY_SIZE); - prom_buf = g_malloc(prom_size); - - prom_set(prom_buf, prom_index++, "%s", loaderparams.kernel_filename); - if (initrd_size > 0) { - prom_set(prom_buf, prom_index++, "rd_start=0x%" PRIx64 " rd_size=%li %s", - xlate_to_kseg0(NULL, initrd_offset), initrd_size, - loaderparams.kernel_cmdline); - } else { - prom_set(prom_buf, prom_index++, "%s", loaderparams.kernel_cmdline); - } - - prom_set(prom_buf, prom_index++, "memsize"); - prom_set(prom_buf, prom_index++, "%u", loaderparams.ram_low_size); - - prom_set(prom_buf, prom_index++, "ememsize"); - prom_set(prom_buf, prom_index++, "%u", loaderparams.ram_size); - - prom_set(prom_buf, prom_index++, "modetty0"); - prom_set(prom_buf, prom_index++, "38400n8r"); - prom_set(prom_buf, prom_index++, NULL); - - rom_add_blob_fixed("prom", prom_buf, prom_size, - cpu_mips_kseg0_to_phys(NULL, ENVP_ADDR)); - - g_free(prom_buf); - return kernel_entry; -} - -static void malta_mips_config(MIPSCPU *cpu) -{ - CPUMIPSState *env = &cpu->env; - CPUState *cs = CPU(cpu); - - env->mvp->CP0_MVPConf0 |= ((smp_cpus - 1) << CP0MVPC0_PVPE) | - ((smp_cpus * cs->nr_threads - 1) << CP0MVPC0_PTC); -} - -static void main_cpu_reset(void *opaque) -{ - MIPSCPU *cpu = opaque; - CPUMIPSState *env = &cpu->env; - - cpu_reset(CPU(cpu)); - - /* The bootloader does not need to be rewritten as it is located in a - read only location. The kernel location and the arguments table - location does not change. */ - if (loaderparams.kernel_filename) { - env->CP0_Status &= ~(1 << CP0St_ERL); - } - - malta_mips_config(cpu); - - if (kvm_enabled()) { - /* Start running from the bootloader we wrote to end of RAM */ - env->active_tc.PC = 0x40000000 + loaderparams.ram_low_size; - } -} - -static void create_cpu_without_cps(const char *cpu_model, - qemu_irq *cbus_irq, qemu_irq *i8259_irq) -{ - CPUMIPSState *env; - MIPSCPU *cpu; - int i; - - for (i = 0; i < smp_cpus; i++) { - cpu = cpu_mips_init(cpu_model); - if (cpu == NULL) { - fprintf(stderr, "Unable to find CPU definition\n"); - exit(1); - } - env = &cpu->env; - - /* Init internal devices */ - cpu_mips_irq_init_cpu(env); - cpu_mips_clock_init(env); - qemu_register_reset(main_cpu_reset, cpu); - } - - cpu = MIPS_CPU(first_cpu); - env = &cpu->env; - *i8259_irq = env->irq[2]; - *cbus_irq = env->irq[4]; -} - -static void create_cps(MaltaState *s, const char *cpu_model, - qemu_irq *cbus_irq, qemu_irq *i8259_irq) -{ - Error *err = NULL; - s->cps = g_new0(MIPSCPSState, 1); - - object_initialize(s->cps, sizeof(MIPSCPSState), TYPE_MIPS_CPS); - qdev_set_parent_bus(DEVICE(s->cps), sysbus_get_default()); - - object_property_set_str(OBJECT(s->cps), cpu_model, "cpu-model", &err); - object_property_set_int(OBJECT(s->cps), smp_cpus, "num-vp", &err); - object_property_set_bool(OBJECT(s->cps), true, "realized", &err); - if (err != NULL) { - error_report("%s", error_get_pretty(err)); - exit(1); - } - - sysbus_mmio_map_overlap(SYS_BUS_DEVICE(s->cps), 0, 0, 1); - - /* FIXME: When GIC is present then we should use GIC's IRQ 3. - Until then CPS exposes CPU's IRQs thus use the default IRQ 2. */ - *i8259_irq = get_cps_irq(s->cps, 2); - *cbus_irq = NULL; -} - -static void create_cpu(MaltaState *s, const char *cpu_model, - qemu_irq *cbus_irq, qemu_irq *i8259_irq) -{ - if (cpu_model == NULL) { -#ifdef TARGET_MIPS64 - cpu_model = "20Kc"; -#else - cpu_model = "24Kf"; -#endif - } - - if ((smp_cpus > 1) && cpu_supports_cps_smp(cpu_model)) { - create_cps(s, cpu_model, cbus_irq, i8259_irq); - } else { - create_cpu_without_cps(cpu_model, cbus_irq, i8259_irq); - } -} - -static -void mips_malta_init(MachineState *machine) -{ - ram_addr_t ram_size = machine->ram_size; - ram_addr_t ram_low_size; - const char *kernel_filename = machine->kernel_filename; - const char *kernel_cmdline = machine->kernel_cmdline; - const char *initrd_filename = machine->initrd_filename; - char *filename; - pflash_t *fl; - MemoryRegion *system_memory = get_system_memory(); - MemoryRegion *ram_high = g_new(MemoryRegion, 1); - MemoryRegion *ram_low_preio = g_new(MemoryRegion, 1); - MemoryRegion *ram_low_postio; - MemoryRegion *bios, *bios_copy = g_new(MemoryRegion, 1); - target_long bios_size = FLASH_SIZE; - const size_t smbus_eeprom_size = 8 * 256; - uint8_t *smbus_eeprom_buf = g_malloc0(smbus_eeprom_size); - int64_t kernel_entry, bootloader_run_addr; - PCIBus *pci_bus; - ISABus *isa_bus; - qemu_irq *isa_irq; - qemu_irq cbus_irq, i8259_irq; - int piix4_devfn; - I2CBus *smbus; - int i; - DriveInfo *dinfo; - DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS]; - DriveInfo *fd[MAX_FD]; - int fl_idx = 0; - int fl_sectors = bios_size >> 16; - int be; - - DeviceState *dev = qdev_create(NULL, TYPE_MIPS_MALTA); - MaltaState *s = MIPS_MALTA(dev); - - /* The whole address space decoded by the GT-64120A doesn't generate - exception when accessing invalid memory. Create an empty slot to - emulate this feature. */ - empty_slot_init(0, 0x20000000); - - qdev_init_nofail(dev); - - /* Make sure the first 3 serial ports are associated with a device. */ - for(i = 0; i < 3; i++) { - if (!serial_hds[i]) { - char label[32]; - snprintf(label, sizeof(label), "serial%d", i); - serial_hds[i] = qemu_chr_new(label, "null", NULL); - } - } - - /* create CPU */ - create_cpu(s, machine->cpu_model, &cbus_irq, &i8259_irq); - - /* allocate RAM */ - if (ram_size > (2048u << 20)) { - fprintf(stderr, - "qemu: Too much memory for this machine: %d MB, maximum 2048 MB\n", - ((unsigned int)ram_size / (1 << 20))); - exit(1); - } - - /* register RAM at high address where it is undisturbed by IO */ - memory_region_allocate_system_memory(ram_high, NULL, "mips_malta.ram", - ram_size); - memory_region_add_subregion(system_memory, 0x80000000, ram_high); - - /* alias for pre IO hole access */ - memory_region_init_alias(ram_low_preio, NULL, "mips_malta_low_preio.ram", - ram_high, 0, MIN(ram_size, (256 << 20))); - memory_region_add_subregion(system_memory, 0, ram_low_preio); - - /* alias for post IO hole access, if there is enough RAM */ - if (ram_size > (512 << 20)) { - ram_low_postio = g_new(MemoryRegion, 1); - memory_region_init_alias(ram_low_postio, NULL, - "mips_malta_low_postio.ram", - ram_high, 512 << 20, - ram_size - (512 << 20)); - memory_region_add_subregion(system_memory, 512 << 20, ram_low_postio); - } - - /* generate SPD EEPROM data */ - generate_eeprom_spd(&smbus_eeprom_buf[0 * 256], ram_size); - generate_eeprom_serial(&smbus_eeprom_buf[6 * 256]); - -#ifdef TARGET_WORDS_BIGENDIAN - be = 1; -#else - be = 0; -#endif - /* FPGA */ - /* The CBUS UART is attached to the MIPS CPU INT2 pin, ie interrupt 4 */ - malta_fpga_init(system_memory, FPGA_ADDRESS, cbus_irq, serial_hds[2]); - - /* Load firmware in flash / BIOS. */ - dinfo = drive_get(IF_PFLASH, 0, fl_idx); -#ifdef DEBUG_BOARD_INIT - if (dinfo) { - printf("Register parallel flash %d size " TARGET_FMT_lx " at " - "addr %08llx '%s' %x\n", - fl_idx, bios_size, FLASH_ADDRESS, - blk_name(dinfo->bdrv), fl_sectors); - } -#endif - fl = pflash_cfi01_register(FLASH_ADDRESS, NULL, "mips_malta.bios", - BIOS_SIZE, - dinfo ? blk_by_legacy_dinfo(dinfo) : NULL, - 65536, fl_sectors, - 4, 0x0000, 0x0000, 0x0000, 0x0000, be); - bios = pflash_cfi01_get_memory(fl); - fl_idx++; - if (kernel_filename) { - ram_low_size = MIN(ram_size, 256 << 20); - /* For KVM we reserve 1MB of RAM for running bootloader */ - if (kvm_enabled()) { - ram_low_size -= 0x100000; - bootloader_run_addr = 0x40000000 + ram_low_size; - } else { - bootloader_run_addr = 0xbfc00000; - } - - /* Write a small bootloader to the flash location. */ - loaderparams.ram_size = ram_size; - loaderparams.ram_low_size = ram_low_size; - loaderparams.kernel_filename = kernel_filename; - loaderparams.kernel_cmdline = kernel_cmdline; - loaderparams.initrd_filename = initrd_filename; - kernel_entry = load_kernel(); - - write_bootloader(memory_region_get_ram_ptr(bios), - bootloader_run_addr, kernel_entry); - if (kvm_enabled()) { - /* Write the bootloader code @ the end of RAM, 1MB reserved */ - write_bootloader(memory_region_get_ram_ptr(ram_low_preio) + - ram_low_size, - bootloader_run_addr, kernel_entry); - } - } else { - /* The flash region isn't executable from a KVM guest */ - if (kvm_enabled()) { - error_report("KVM enabled but no -kernel argument was specified. " - "Booting from flash is not supported with KVM."); - exit(1); - } - /* Load firmware from flash. */ - if (!dinfo) { - /* Load a BIOS image. */ - if (bios_name == NULL) { - bios_name = BIOS_FILENAME; - } - filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); - if (filename) { - bios_size = load_image_targphys(filename, FLASH_ADDRESS, - BIOS_SIZE); - g_free(filename); - } else { - bios_size = -1; - } - if ((bios_size < 0 || bios_size > BIOS_SIZE) && - !kernel_filename && !qtest_enabled()) { - error_report("Could not load MIPS bios '%s', and no " - "-kernel argument was specified", bios_name); - exit(1); - } - } - /* In little endian mode the 32bit words in the bios are swapped, - a neat trick which allows bi-endian firmware. */ -#ifndef TARGET_WORDS_BIGENDIAN - { - uint32_t *end, *addr = rom_ptr(FLASH_ADDRESS); - if (!addr) { - addr = memory_region_get_ram_ptr(bios); - } - end = (void *)addr + MIN(bios_size, 0x3e0000); - while (addr < end) { - bswap32s(addr); - addr++; - } - } -#endif - } - - /* - * Map the BIOS at a 2nd physical location, as on the real board. - * Copy it so that we can patch in the MIPS revision, which cannot be - * handled by an overlapping region as the resulting ROM code subpage - * regions are not executable. - */ - memory_region_init_ram(bios_copy, NULL, "bios.1fc", BIOS_SIZE, - &error_fatal); - if (!rom_copy(memory_region_get_ram_ptr(bios_copy), - FLASH_ADDRESS, BIOS_SIZE)) { - memcpy(memory_region_get_ram_ptr(bios_copy), - memory_region_get_ram_ptr(bios), BIOS_SIZE); - } - memory_region_set_readonly(bios_copy, true); - memory_region_add_subregion(system_memory, RESET_ADDRESS, bios_copy); - - /* Board ID = 0x420 (Malta Board with CoreLV) */ - stl_p(memory_region_get_ram_ptr(bios_copy) + 0x10, 0x00000420); - - /* - * We have a circular dependency problem: pci_bus depends on isa_irq, - * isa_irq is provided by i8259, i8259 depends on ISA, ISA depends - * on piix4, and piix4 depends on pci_bus. To stop the cycle we have - * qemu_irq_proxy() adds an extra bit of indirection, allowing us - * to resolve the isa_irq -> i8259 dependency after i8259 is initialized. - */ - isa_irq = qemu_irq_proxy(&s->i8259, 16); - - /* Northbridge */ - pci_bus = gt64120_register(isa_irq); - - /* Southbridge */ - ide_drive_get(hd, ARRAY_SIZE(hd)); - - piix4_devfn = piix4_init(pci_bus, &isa_bus, 80); - - /* Interrupt controller */ - /* The 8259 is attached to the MIPS CPU INT0 pin, ie interrupt 2 */ - s->i8259 = i8259_init(isa_bus, i8259_irq); - - isa_bus_irqs(isa_bus, s->i8259); - pci_piix4_ide_init(pci_bus, hd, piix4_devfn + 1); - pci_create_simple(pci_bus, piix4_devfn + 2, "piix4-usb-uhci"); - smbus = piix4_pm_init(pci_bus, piix4_devfn + 3, 0x1100, - isa_get_irq(NULL, 9), NULL, 0, NULL); - smbus_eeprom_init(smbus, 8, smbus_eeprom_buf, smbus_eeprom_size); - g_free(smbus_eeprom_buf); - pit = pit_init(isa_bus, 0x40, 0, NULL); - DMA_init(isa_bus, 0); - - /* Super I/O */ - isa_create_simple(isa_bus, "i8042"); - - rtc_init(isa_bus, 2000, NULL); - serial_hds_isa_init(isa_bus, 2); - parallel_hds_isa_init(isa_bus, 1); - - for(i = 0; i < MAX_FD; i++) { - fd[i] = drive_get(IF_FLOPPY, 0, i); - } - fdctrl_init_isa(isa_bus, fd); - - /* Network card */ - network_init(pci_bus); - - /* Optional PCI video card */ - pci_vga_init(pci_bus); -} - -static int mips_malta_sysbus_device_init(SysBusDevice *sysbusdev) -{ - return 0; -} - -static void mips_malta_class_init(ObjectClass *klass, void *data) -{ - SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass); - - k->init = mips_malta_sysbus_device_init; -} - -static const TypeInfo mips_malta_device = { - .name = TYPE_MIPS_MALTA, - .parent = TYPE_SYS_BUS_DEVICE, - .instance_size = sizeof(MaltaState), - .class_init = mips_malta_class_init, -}; - -static void mips_malta_machine_init(MachineClass *mc) -{ - mc->desc = "MIPS Malta Core LV"; - mc->init = mips_malta_init; - mc->max_cpus = 16; - mc->is_default = 1; -} - -DEFINE_MACHINE("malta", mips_malta_machine_init) - -static void mips_malta_register_types(void) -{ - type_register_static(&mips_malta_device); -} - -type_init(mips_malta_register_types) diff --git a/qemu/hw/mips/mips_mipssim.c b/qemu/hw/mips/mips_mipssim.c deleted file mode 100644 index a2c2a1646..000000000 --- a/qemu/hw/mips/mips_mipssim.c +++ /dev/null @@ -1,244 +0,0 @@ -/* - * QEMU/mipssim emulation - * - * Emulates a very simple machine model similar to the one used by the - * proprietary MIPS emulator. - * - * Copyright (c) 2007 Thiemo Seufer - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ -#include "qemu/osdep.h" -#include "qapi/error.h" -#include "qemu-common.h" -#include "cpu.h" -#include "hw/hw.h" -#include "hw/mips/mips.h" -#include "hw/mips/cpudevs.h" -#include "hw/char/serial.h" -#include "hw/isa/isa.h" -#include "net/net.h" -#include "sysemu/sysemu.h" -#include "hw/boards.h" -#include "hw/mips/bios.h" -#include "hw/loader.h" -#include "elf.h" -#include "hw/sysbus.h" -#include "exec/address-spaces.h" -#include "qemu/error-report.h" -#include "sysemu/qtest.h" - -static struct _loaderparams { - int ram_size; - const char *kernel_filename; - const char *kernel_cmdline; - const char *initrd_filename; -} loaderparams; - -typedef struct ResetData { - MIPSCPU *cpu; - uint64_t vector; -} ResetData; - -static int64_t load_kernel(void) -{ - int64_t entry, kernel_high; - long kernel_size; - long initrd_size; - ram_addr_t initrd_offset; - int big_endian; - -#ifdef TARGET_WORDS_BIGENDIAN - big_endian = 1; -#else - big_endian = 0; -#endif - - kernel_size = load_elf(loaderparams.kernel_filename, cpu_mips_kseg0_to_phys, - NULL, (uint64_t *)&entry, NULL, - (uint64_t *)&kernel_high, big_endian, - EM_MIPS, 1, 0); - if (kernel_size >= 0) { - if ((entry & ~0x7fffffffULL) == 0x80000000) - entry = (int32_t)entry; - } else { - fprintf(stderr, "qemu: could not load kernel '%s'\n", - loaderparams.kernel_filename); - exit(1); - } - - /* load initrd */ - initrd_size = 0; - initrd_offset = 0; - if (loaderparams.initrd_filename) { - initrd_size = get_image_size (loaderparams.initrd_filename); - if (initrd_size > 0) { - initrd_offset = (kernel_high + ~INITRD_PAGE_MASK) & INITRD_PAGE_MASK; - if (initrd_offset + initrd_size > loaderparams.ram_size) { - fprintf(stderr, - "qemu: memory too small for initial ram disk '%s'\n", - loaderparams.initrd_filename); - exit(1); - } - initrd_size = load_image_targphys(loaderparams.initrd_filename, - initrd_offset, loaderparams.ram_size - initrd_offset); - } - if (initrd_size == (target_ulong) -1) { - fprintf(stderr, "qemu: could not load initial ram disk '%s'\n", - loaderparams.initrd_filename); - exit(1); - } - } - return entry; -} - -static void main_cpu_reset(void *opaque) -{ - ResetData *s = (ResetData *)opaque; - CPUMIPSState *env = &s->cpu->env; - - cpu_reset(CPU(s->cpu)); - env->active_tc.PC = s->vector & ~(target_ulong)1; - if (s->vector & 1) { - env->hflags |= MIPS_HFLAG_M16; - } -} - -static void mipsnet_init(int base, qemu_irq irq, NICInfo *nd) -{ - DeviceState *dev; - SysBusDevice *s; - - dev = qdev_create(NULL, "mipsnet"); - qdev_set_nic_properties(dev, nd); - qdev_init_nofail(dev); - - s = SYS_BUS_DEVICE(dev); - sysbus_connect_irq(s, 0, irq); - memory_region_add_subregion(get_system_io(), - base, - sysbus_mmio_get_region(s, 0)); -} - -static void -mips_mipssim_init(MachineState *machine) -{ - ram_addr_t ram_size = machine->ram_size; - const char *cpu_model = machine->cpu_model; - const char *kernel_filename = machine->kernel_filename; - const char *kernel_cmdline = machine->kernel_cmdline; - const char *initrd_filename = machine->initrd_filename; - char *filename; - MemoryRegion *address_space_mem = get_system_memory(); - MemoryRegion *isa = g_new(MemoryRegion, 1); - MemoryRegion *ram = g_new(MemoryRegion, 1); - MemoryRegion *bios = g_new(MemoryRegion, 1); - MIPSCPU *cpu; - CPUMIPSState *env; - ResetData *reset_info; - int bios_size; - - /* Init CPUs. */ - if (cpu_model == NULL) { -#ifdef TARGET_MIPS64 - cpu_model = "5Kf"; -#else - cpu_model = "24Kf"; -#endif - } - cpu = cpu_mips_init(cpu_model); - if (cpu == NULL) { - fprintf(stderr, "Unable to find CPU definition\n"); - exit(1); - } - env = &cpu->env; - - reset_info = g_malloc0(sizeof(ResetData)); - reset_info->cpu = cpu; - reset_info->vector = env->active_tc.PC; - qemu_register_reset(main_cpu_reset, reset_info); - - /* Allocate RAM. */ - memory_region_allocate_system_memory(ram, NULL, "mips_mipssim.ram", - ram_size); - memory_region_init_ram(bios, NULL, "mips_mipssim.bios", BIOS_SIZE, - &error_fatal); - vmstate_register_ram_global(bios); - memory_region_set_readonly(bios, true); - - memory_region_add_subregion(address_space_mem, 0, ram); - - /* Map the BIOS / boot exception handler. */ - memory_region_add_subregion(address_space_mem, 0x1fc00000LL, bios); - /* Load a BIOS / boot exception handler image. */ - if (bios_name == NULL) - bios_name = BIOS_FILENAME; - filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); - if (filename) { - bios_size = load_image_targphys(filename, 0x1fc00000LL, BIOS_SIZE); - g_free(filename); - } else { - bios_size = -1; - } - if ((bios_size < 0 || bios_size > BIOS_SIZE) && - !kernel_filename && !qtest_enabled()) { - /* Bail out if we have neither a kernel image nor boot vector code. */ - error_report("Could not load MIPS bios '%s', and no " - "-kernel argument was specified", bios_name); - exit(1); - } else { - /* We have a boot vector start address. */ - env->active_tc.PC = (target_long)(int32_t)0xbfc00000; - } - - if (kernel_filename) { - loaderparams.ram_size = ram_size; - loaderparams.kernel_filename = kernel_filename; - loaderparams.kernel_cmdline = kernel_cmdline; - loaderparams.initrd_filename = initrd_filename; - reset_info->vector = load_kernel(); - } - - /* Init CPU internal devices. */ - cpu_mips_irq_init_cpu(env); - cpu_mips_clock_init(env); - - /* Register 64 KB of ISA IO space at 0x1fd00000. */ - memory_region_init_alias(isa, NULL, "isa_mmio", - get_system_io(), 0, 0x00010000); - memory_region_add_subregion(get_system_memory(), 0x1fd00000, isa); - - /* A single 16450 sits at offset 0x3f8. It is attached to - MIPS CPU INT2, which is interrupt 4. */ - if (serial_hds[0]) - serial_init(0x3f8, env->irq[4], 115200, serial_hds[0], - get_system_io()); - - if (nd_table[0].used) - /* MIPSnet uses the MIPS CPU INT0, which is interrupt 2. */ - mipsnet_init(0x4200, env->irq[2], &nd_table[0]); -} - -static void mips_mipssim_machine_init(MachineClass *mc) -{ - mc->desc = "MIPS MIPSsim platform"; - mc->init = mips_mipssim_init; -} - -DEFINE_MACHINE("mipssim", mips_mipssim_machine_init) diff --git a/qemu/hw/mips/mips_r4k.c b/qemu/hw/mips/mips_r4k.c deleted file mode 100644 index 21aca981c..000000000 --- a/qemu/hw/mips/mips_r4k.c +++ /dev/null @@ -1,311 +0,0 @@ -/* - * QEMU/MIPS pseudo-board - * - * emulates a simple machine with ISA-like bus. - * ISA IO space mapped to the 0x14000000 (PHYS) and - * ISA memory at the 0x10000000 (PHYS, 16Mb in size). - * All peripherial devices are attached to this "bus" with - * the standard PC ISA addresses. -*/ -#include "qemu/osdep.h" -#include "qapi/error.h" -#include "qemu-common.h" -#include "cpu.h" -#include "hw/hw.h" -#include "hw/mips/mips.h" -#include "hw/mips/cpudevs.h" -#include "hw/i386/pc.h" -#include "hw/char/serial.h" -#include "hw/isa/isa.h" -#include "net/net.h" -#include "sysemu/sysemu.h" -#include "hw/boards.h" -#include "hw/block/flash.h" -#include "qemu/log.h" -#include "hw/mips/bios.h" -#include "hw/ide.h" -#include "hw/loader.h" -#include "elf.h" -#include "hw/timer/mc146818rtc.h" -#include "hw/timer/i8254.h" -#include "sysemu/block-backend.h" -#include "exec/address-spaces.h" -#include "sysemu/qtest.h" - -#define MAX_IDE_BUS 2 - -static const int ide_iobase[2] = { 0x1f0, 0x170 }; -static const int ide_iobase2[2] = { 0x3f6, 0x376 }; -static const int ide_irq[2] = { 14, 15 }; - -static ISADevice *pit; /* PIT i8254 */ - -/* i8254 PIT is attached to the IRQ0 at PIC i8259 */ - -static struct _loaderparams { - int ram_size; - const char *kernel_filename; - const char *kernel_cmdline; - const char *initrd_filename; -} loaderparams; - -static void mips_qemu_write (void *opaque, hwaddr addr, - uint64_t val, unsigned size) -{ - if ((addr & 0xffff) == 0 && val == 42) - qemu_system_reset_request (); - else if ((addr & 0xffff) == 4 && val == 42) - qemu_system_shutdown_request (); -} - -static uint64_t mips_qemu_read (void *opaque, hwaddr addr, - unsigned size) -{ - return 0; -} - -static const MemoryRegionOps mips_qemu_ops = { - .read = mips_qemu_read, - .write = mips_qemu_write, - .endianness = DEVICE_NATIVE_ENDIAN, -}; - -typedef struct ResetData { - MIPSCPU *cpu; - uint64_t vector; -} ResetData; - -static int64_t load_kernel(void) -{ - int64_t entry, kernel_high; - long kernel_size, initrd_size, params_size; - ram_addr_t initrd_offset; - uint32_t *params_buf; - int big_endian; - -#ifdef TARGET_WORDS_BIGENDIAN - big_endian = 1; -#else - big_endian = 0; -#endif - kernel_size = load_elf(loaderparams.kernel_filename, cpu_mips_kseg0_to_phys, - NULL, (uint64_t *)&entry, NULL, - (uint64_t *)&kernel_high, big_endian, - EM_MIPS, 1, 0); - if (kernel_size >= 0) { - if ((entry & ~0x7fffffffULL) == 0x80000000) - entry = (int32_t)entry; - } else { - fprintf(stderr, "qemu: could not load kernel '%s'\n", - loaderparams.kernel_filename); - exit(1); - } - - /* load initrd */ - initrd_size = 0; - initrd_offset = 0; - if (loaderparams.initrd_filename) { - initrd_size = get_image_size (loaderparams.initrd_filename); - if (initrd_size > 0) { - initrd_offset = (kernel_high + ~INITRD_PAGE_MASK) & INITRD_PAGE_MASK; - if (initrd_offset + initrd_size > ram_size) { - fprintf(stderr, - "qemu: memory too small for initial ram disk '%s'\n", - loaderparams.initrd_filename); - exit(1); - } - initrd_size = load_image_targphys(loaderparams.initrd_filename, - initrd_offset, - ram_size - initrd_offset); - } - if (initrd_size == (target_ulong) -1) { - fprintf(stderr, "qemu: could not load initial ram disk '%s'\n", - loaderparams.initrd_filename); - exit(1); - } - } - - /* Store command line. */ - params_size = 264; - params_buf = g_malloc(params_size); - - params_buf[0] = tswap32(ram_size); - params_buf[1] = tswap32(0x12345678); - - if (initrd_size > 0) { - snprintf((char *)params_buf + 8, 256, "rd_start=0x%" PRIx64 " rd_size=%li %s", - cpu_mips_phys_to_kseg0(NULL, initrd_offset), - initrd_size, loaderparams.kernel_cmdline); - } else { - snprintf((char *)params_buf + 8, 256, "%s", loaderparams.kernel_cmdline); - } - - rom_add_blob_fixed("params", params_buf, params_size, - (16 << 20) - 264); - - g_free(params_buf); - return entry; -} - -static void main_cpu_reset(void *opaque) -{ - ResetData *s = (ResetData *)opaque; - CPUMIPSState *env = &s->cpu->env; - - cpu_reset(CPU(s->cpu)); - env->active_tc.PC = s->vector; -} - -static const int sector_len = 32 * 1024; -static -void mips_r4k_init(MachineState *machine) -{ - ram_addr_t ram_size = machine->ram_size; - const char *cpu_model = machine->cpu_model; - const char *kernel_filename = machine->kernel_filename; - const char *kernel_cmdline = machine->kernel_cmdline; - const char *initrd_filename = machine->initrd_filename; - char *filename; - MemoryRegion *address_space_mem = get_system_memory(); - MemoryRegion *ram = g_new(MemoryRegion, 1); - MemoryRegion *bios; - MemoryRegion *iomem = g_new(MemoryRegion, 1); - MemoryRegion *isa_io = g_new(MemoryRegion, 1); - MemoryRegion *isa_mem = g_new(MemoryRegion, 1); - int bios_size; - MIPSCPU *cpu; - CPUMIPSState *env; - ResetData *reset_info; - int i; - qemu_irq *i8259; - ISABus *isa_bus; - DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS]; - DriveInfo *dinfo; - int be; - - /* init CPUs */ - if (cpu_model == NULL) { -#ifdef TARGET_MIPS64 - cpu_model = "R4000"; -#else - cpu_model = "24Kf"; -#endif - } - cpu = cpu_mips_init(cpu_model); - if (cpu == NULL) { - fprintf(stderr, "Unable to find CPU definition\n"); - exit(1); - } - env = &cpu->env; - - reset_info = g_malloc0(sizeof(ResetData)); - reset_info->cpu = cpu; - reset_info->vector = env->active_tc.PC; - qemu_register_reset(main_cpu_reset, reset_info); - - /* allocate RAM */ - if (ram_size > (256 << 20)) { - fprintf(stderr, - "qemu: Too much memory for this machine: %d MB, maximum 256 MB\n", - ((unsigned int)ram_size / (1 << 20))); - exit(1); - } - memory_region_allocate_system_memory(ram, NULL, "mips_r4k.ram", ram_size); - - memory_region_add_subregion(address_space_mem, 0, ram); - - memory_region_init_io(iomem, NULL, &mips_qemu_ops, NULL, "mips-qemu", 0x10000); - memory_region_add_subregion(address_space_mem, 0x1fbf0000, iomem); - - /* Try to load a BIOS image. If this fails, we continue regardless, - but initialize the hardware ourselves. When a kernel gets - preloaded we also initialize the hardware, since the BIOS wasn't - run. */ - if (bios_name == NULL) - bios_name = BIOS_FILENAME; - filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); - if (filename) { - bios_size = get_image_size(filename); - } else { - bios_size = -1; - } -#ifdef TARGET_WORDS_BIGENDIAN - be = 1; -#else - be = 0; -#endif - if ((bios_size > 0) && (bios_size <= BIOS_SIZE)) { - bios = g_new(MemoryRegion, 1); - memory_region_init_ram(bios, NULL, "mips_r4k.bios", BIOS_SIZE, - &error_fatal); - vmstate_register_ram_global(bios); - memory_region_set_readonly(bios, true); - memory_region_add_subregion(get_system_memory(), 0x1fc00000, bios); - - load_image_targphys(filename, 0x1fc00000, BIOS_SIZE); - } else if ((dinfo = drive_get(IF_PFLASH, 0, 0)) != NULL) { - uint32_t mips_rom = 0x00400000; - if (!pflash_cfi01_register(0x1fc00000, NULL, "mips_r4k.bios", mips_rom, - blk_by_legacy_dinfo(dinfo), - sector_len, mips_rom / sector_len, - 4, 0, 0, 0, 0, be)) { - fprintf(stderr, "qemu: Error registering flash memory.\n"); - } - } else if (!qtest_enabled()) { - /* not fatal */ - fprintf(stderr, "qemu: Warning, could not load MIPS bios '%s'\n", - bios_name); - } - g_free(filename); - - if (kernel_filename) { - loaderparams.ram_size = ram_size; - loaderparams.kernel_filename = kernel_filename; - loaderparams.kernel_cmdline = kernel_cmdline; - loaderparams.initrd_filename = initrd_filename; - reset_info->vector = load_kernel(); - } - - /* Init CPU internal devices */ - cpu_mips_irq_init_cpu(env); - cpu_mips_clock_init(env); - - /* ISA bus: IO space at 0x14000000, mem space at 0x10000000 */ - memory_region_init_alias(isa_io, NULL, "isa-io", - get_system_io(), 0, 0x00010000); - memory_region_init(isa_mem, NULL, "isa-mem", 0x01000000); - memory_region_add_subregion(get_system_memory(), 0x14000000, isa_io); - memory_region_add_subregion(get_system_memory(), 0x10000000, isa_mem); - isa_bus = isa_bus_new(NULL, isa_mem, get_system_io(), &error_abort); - - /* The PIC is attached to the MIPS CPU INT0 pin */ - i8259 = i8259_init(isa_bus, env->irq[2]); - isa_bus_irqs(isa_bus, i8259); - - rtc_init(isa_bus, 2000, NULL); - - pit = pit_init(isa_bus, 0x40, 0, NULL); - - serial_hds_isa_init(isa_bus, MAX_SERIAL_PORTS); - - isa_vga_init(isa_bus); - - if (nd_table[0].used) - isa_ne2000_init(isa_bus, 0x300, 9, &nd_table[0]); - - ide_drive_get(hd, ARRAY_SIZE(hd)); - for(i = 0; i < MAX_IDE_BUS; i++) - isa_ide_init(isa_bus, ide_iobase[i], ide_iobase2[i], ide_irq[i], - hd[MAX_IDE_DEVS * i], - hd[MAX_IDE_DEVS * i + 1]); - - isa_create_simple(isa_bus, "i8042"); -} - -static void mips_machine_init(MachineClass *mc) -{ - mc->desc = "mips r4k platform"; - mc->init = mips_r4k_init; -} - -DEFINE_MACHINE("mips", mips_machine_init) |