From ad6011775a324d7c3e2a8bd824e03c5e576dda48 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Andreas=20F=C3=A4rber?= Date: Tue, 16 Oct 2012 02:45:53 +0200 Subject: [PATCH] alpha: Pass AlphaCPU array to Typhoon MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Also store it in TyphoonCchip. Signed-off-by: Andreas Färber Acked-by: Richard Henderson --- hw/alpha_dp264.c | 18 +++++++++--------- hw/alpha_sys.h | 2 +- hw/alpha_typhoon.c | 29 ++++++++++++++++------------- 3 files changed, 26 insertions(+), 23 deletions(-) diff --git a/hw/alpha_dp264.c b/hw/alpha_dp264.c index 76d8ae8a84..af24d1eaf4 100644 --- a/hw/alpha_dp264.c +++ b/hw/alpha_dp264.c @@ -50,7 +50,7 @@ static void clipper_init(QEMUMachineInitArgs *args) const char *kernel_filename = args->kernel_filename; const char *kernel_cmdline = args->kernel_cmdline; const char *initrd_filename = args->initrd_filename; - CPUAlphaState *cpus[4]; + AlphaCPU *cpus[4]; PCIBus *pci_bus; ISABus *isa_bus; qemu_irq rtc_irq; @@ -62,12 +62,12 @@ static void clipper_init(QEMUMachineInitArgs *args) /* Create up to 4 cpus. */ memset(cpus, 0, sizeof(cpus)); for (i = 0; i < smp_cpus; ++i) { - cpus[i] = cpu_init(cpu_model ? cpu_model : "ev67"); + cpus[i] = cpu_alpha_init(cpu_model ? cpu_model : "ev67"); } - cpus[0]->trap_arg0 = ram_size; - cpus[0]->trap_arg1 = 0; - cpus[0]->trap_arg2 = smp_cpus; + cpus[0]->env.trap_arg0 = ram_size; + cpus[0]->env.trap_arg1 = 0; + cpus[0]->env.trap_arg2 = smp_cpus; /* Init the chipset. */ pci_bus = typhoon_init(ram_size, &isa_bus, &rtc_irq, cpus, @@ -119,9 +119,9 @@ static void clipper_init(QEMUMachineInitArgs *args) /* Start all cpus at the PALcode RESET entry point. */ for (i = 0; i < smp_cpus; ++i) { - cpus[i]->pal_mode = 1; - cpus[i]->pc = palcode_entry; - cpus[i]->palbr = palcode_entry; + cpus[i]->env.pal_mode = 1; + cpus[i]->env.pc = palcode_entry; + cpus[i]->env.palbr = palcode_entry; } /* Load a kernel. */ @@ -136,7 +136,7 @@ static void clipper_init(QEMUMachineInitArgs *args) exit(1); } - cpus[0]->trap_arg1 = kernel_entry; + cpus[0]->env.trap_arg1 = kernel_entry; param_offset = kernel_low - 0x6000; diff --git a/hw/alpha_sys.h b/hw/alpha_sys.h index 7604d09c80..69929ea815 100644 --- a/hw/alpha_sys.h +++ b/hw/alpha_sys.h @@ -11,7 +11,7 @@ #include "irq.h" -PCIBus *typhoon_init(ram_addr_t, ISABus **, qemu_irq *, CPUAlphaState *[4], +PCIBus *typhoon_init(ram_addr_t, ISABus **, qemu_irq *, AlphaCPU *[4], pci_map_irq_fn); /* alpha_pci.c. */ diff --git a/hw/alpha_typhoon.c b/hw/alpha_typhoon.c index 9b16d96612..4cc810fb21 100644 --- a/hw/alpha_typhoon.c +++ b/hw/alpha_typhoon.c @@ -23,7 +23,7 @@ typedef struct TyphoonCchip { uint64_t drir; uint64_t dim[4]; uint32_t iic[4]; - CPUAlphaState *cpu[4]; + AlphaCPU *cpu[4]; } TyphoonCchip; typedef struct TyphoonWindow { @@ -58,10 +58,11 @@ typedef struct TyphoonState { } TyphoonState; /* Called when one of DRIR or DIM changes. */ -static void cpu_irq_change(CPUAlphaState *env, uint64_t req) +static void cpu_irq_change(AlphaCPU *cpu, uint64_t req) { /* If there are any non-masked interrupts, tell the cpu. */ - if (env) { + if (cpu != NULL) { + CPUAlphaState *env = &cpu->env; if (req) { cpu_interrupt(env, CPU_INTERRUPT_HARD); } else { @@ -353,8 +354,9 @@ static void cchip_write(void *opaque, hwaddr addr, if ((newval ^ oldval) & 0xff0) { int i; for (i = 0; i < 4; ++i) { - CPUAlphaState *env = s->cchip.cpu[i]; - if (env) { + AlphaCPU *cpu = s->cchip.cpu[i]; + if (cpu != NULL) { + CPUAlphaState *env = &cpu->env; /* IPI can be either cleared or set by the write. */ if (newval & (1 << (i + 8))) { cpu_interrupt(env, CPU_INTERRUPT_SMP); @@ -661,8 +663,8 @@ static void typhoon_set_timer_irq(void *opaque, int irq, int level) /* Deliver the interrupt to each CPU, considering each CPU's IIC. */ for (i = 0; i < 4; ++i) { - CPUAlphaState *env = s->cchip.cpu[i]; - if (env) { + AlphaCPU *cpu = s->cchip.cpu[i]; + if (cpu != NULL) { uint32_t iic = s->cchip.iic[i]; /* ??? The verbage in Section 10.2.2.10 isn't 100% clear. @@ -681,7 +683,7 @@ static void typhoon_set_timer_irq(void *opaque, int irq, int level) /* Set the ITI bit for this cpu. */ s->cchip.misc |= 1 << (i + 4); /* And signal the interrupt. */ - cpu_interrupt(env, CPU_INTERRUPT_TIMER); + cpu_interrupt(&cpu->env, CPU_INTERRUPT_TIMER); } } } @@ -694,12 +696,12 @@ static void typhoon_alarm_timer(void *opaque) /* Set the ITI bit for this cpu. */ s->cchip.misc |= 1 << (cpu + 4); - cpu_interrupt(s->cchip.cpu[cpu], CPU_INTERRUPT_TIMER); + cpu_interrupt(&s->cchip.cpu[cpu]->env, CPU_INTERRUPT_TIMER); } PCIBus *typhoon_init(ram_addr_t ram_size, ISABus **isa_bus, qemu_irq *p_rtc_irq, - CPUAlphaState *cpus[4], pci_map_irq_fn sys_map_irq) + AlphaCPU *cpus[4], pci_map_irq_fn sys_map_irq) { const uint64_t MB = 1024 * 1024; const uint64_t GB = 1024 * MB; @@ -719,9 +721,10 @@ PCIBus *typhoon_init(ram_addr_t ram_size, ISABus **isa_bus, /* Remember the CPUs so that we can deliver interrupts to them. */ for (i = 0; i < 4; i++) { - CPUAlphaState *env = cpus[i]; - s->cchip.cpu[i] = env; - if (env) { + AlphaCPU *cpu = cpus[i]; + s->cchip.cpu[i] = cpu; + if (cpu != NULL) { + CPUAlphaState *env = &cpu->env; env->alarm_timer = qemu_new_timer_ns(rtc_clock, typhoon_alarm_timer, (void *)((uintptr_t)s + i));