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author | Philippe Mathieu-Daudé <philmd@redhat.com> | 2019-12-06 17:23:03 +0100 |
---|---|---|
committer | Peter Maydell <peter.maydell@linaro.org> | 2019-12-16 10:46:35 +0000 |
commit | 48ba18e6d3f3908600ed4393a5eaf15bf31404fd (patch) | |
tree | 446a7915f940bea73e924cef4ab203ecc43724a2 /hw/arm | |
parent | 0d57b49992200a926c4436eead97ecfc8cc710be (diff) | |
download | qemu-48ba18e6d3f3908600ed4393a5eaf15bf31404fd.zip qemu-48ba18e6d3f3908600ed4393a5eaf15bf31404fd.tar.gz qemu-48ba18e6d3f3908600ed4393a5eaf15bf31404fd.tar.bz2 |
hw/arm/sbsa-ref: Simplify by moving the gic in the machine state
Make the gic a field in the machine state, and instead of filling
an array of qemu_irq and passing it around, directly call
qdev_get_gpio_in() on the gic field.
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-id: 20191206162303.30338-1-philmd@redhat.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'hw/arm')
-rw-r--r-- | hw/arm/sbsa-ref.c | 86 |
1 files changed, 42 insertions, 44 deletions
diff --git a/hw/arm/sbsa-ref.c b/hw/arm/sbsa-ref.c index 27046cc..5853bde 100644 --- a/hw/arm/sbsa-ref.c +++ b/hw/arm/sbsa-ref.c @@ -89,6 +89,7 @@ typedef struct { void *fdt; int fdt_size; int psci_conduit; + DeviceState *gic; PFlashCFI01 *flash[2]; } SBSAMachineState; @@ -328,10 +329,9 @@ static void create_secure_ram(SBSAMachineState *sms, memory_region_add_subregion(secure_sysmem, base, secram); } -static void create_gic(SBSAMachineState *sms, qemu_irq *pic) +static void create_gic(SBSAMachineState *sms) { unsigned int smp_cpus = MACHINE(sms)->smp.cpus; - DeviceState *gicdev; SysBusDevice *gicbusdev; const char *gictype; uint32_t redist0_capacity, redist0_count; @@ -339,25 +339,25 @@ static void create_gic(SBSAMachineState *sms, qemu_irq *pic) gictype = gicv3_class_name(); - gicdev = qdev_create(NULL, gictype); - qdev_prop_set_uint32(gicdev, "revision", 3); - qdev_prop_set_uint32(gicdev, "num-cpu", smp_cpus); + sms->gic = qdev_create(NULL, gictype); + qdev_prop_set_uint32(sms->gic, "revision", 3); + qdev_prop_set_uint32(sms->gic, "num-cpu", smp_cpus); /* * Note that the num-irq property counts both internal and external * interrupts; there are always 32 of the former (mandated by GIC spec). */ - qdev_prop_set_uint32(gicdev, "num-irq", NUM_IRQS + 32); - qdev_prop_set_bit(gicdev, "has-security-extensions", true); + qdev_prop_set_uint32(sms->gic, "num-irq", NUM_IRQS + 32); + qdev_prop_set_bit(sms->gic, "has-security-extensions", true); redist0_capacity = sbsa_ref_memmap[SBSA_GIC_REDIST].size / GICV3_REDIST_SIZE; redist0_count = MIN(smp_cpus, redist0_capacity); - qdev_prop_set_uint32(gicdev, "len-redist-region-count", 1); - qdev_prop_set_uint32(gicdev, "redist-region-count[0]", redist0_count); + qdev_prop_set_uint32(sms->gic, "len-redist-region-count", 1); + qdev_prop_set_uint32(sms->gic, "redist-region-count[0]", redist0_count); - qdev_init_nofail(gicdev); - gicbusdev = SYS_BUS_DEVICE(gicdev); + qdev_init_nofail(sms->gic); + gicbusdev = SYS_BUS_DEVICE(sms->gic); sysbus_mmio_map(gicbusdev, 0, sbsa_ref_memmap[SBSA_GIC_DIST].base); sysbus_mmio_map(gicbusdev, 1, sbsa_ref_memmap[SBSA_GIC_REDIST].base); @@ -383,15 +383,15 @@ static void create_gic(SBSAMachineState *sms, qemu_irq *pic) for (irq = 0; irq < ARRAY_SIZE(timer_irq); irq++) { qdev_connect_gpio_out(cpudev, irq, - qdev_get_gpio_in(gicdev, + qdev_get_gpio_in(sms->gic, ppibase + timer_irq[irq])); } qdev_connect_gpio_out_named(cpudev, "gicv3-maintenance-interrupt", 0, - qdev_get_gpio_in(gicdev, ppibase + qdev_get_gpio_in(sms->gic, ppibase + ARCH_GIC_MAINT_IRQ)); qdev_connect_gpio_out_named(cpudev, "pmu-interrupt", 0, - qdev_get_gpio_in(gicdev, ppibase + qdev_get_gpio_in(sms->gic, ppibase + VIRTUAL_PMU_IRQ)); sysbus_connect_irq(gicbusdev, i, qdev_get_gpio_in(cpudev, ARM_CPU_IRQ)); @@ -402,13 +402,9 @@ static void create_gic(SBSAMachineState *sms, qemu_irq *pic) sysbus_connect_irq(gicbusdev, i + 3 * smp_cpus, qdev_get_gpio_in(cpudev, ARM_CPU_VFIQ)); } - - for (i = 0; i < NUM_IRQS; i++) { - pic[i] = qdev_get_gpio_in(gicdev, i); - } } -static void create_uart(const SBSAMachineState *sms, qemu_irq *pic, int uart, +static void create_uart(const SBSAMachineState *sms, int uart, MemoryRegion *mem, Chardev *chr) { hwaddr base = sbsa_ref_memmap[uart].base; @@ -420,15 +416,15 @@ static void create_uart(const SBSAMachineState *sms, qemu_irq *pic, int uart, qdev_init_nofail(dev); memory_region_add_subregion(mem, base, sysbus_mmio_get_region(s, 0)); - sysbus_connect_irq(s, 0, pic[irq]); + sysbus_connect_irq(s, 0, qdev_get_gpio_in(sms->gic, irq)); } -static void create_rtc(const SBSAMachineState *sms, qemu_irq *pic) +static void create_rtc(const SBSAMachineState *sms) { hwaddr base = sbsa_ref_memmap[SBSA_RTC].base; int irq = sbsa_ref_irqmap[SBSA_RTC]; - sysbus_create_simple("pl031", base, pic[irq]); + sysbus_create_simple("pl031", base, qdev_get_gpio_in(sms->gic, irq)); } static DeviceState *gpio_key_dev; @@ -442,13 +438,14 @@ static Notifier sbsa_ref_powerdown_notifier = { .notify = sbsa_ref_powerdown_req }; -static void create_gpio(const SBSAMachineState *sms, qemu_irq *pic) +static void create_gpio(const SBSAMachineState *sms) { DeviceState *pl061_dev; hwaddr base = sbsa_ref_memmap[SBSA_GPIO].base; int irq = sbsa_ref_irqmap[SBSA_GPIO]; - pl061_dev = sysbus_create_simple("pl061", base, pic[irq]); + pl061_dev = sysbus_create_simple("pl061", base, + qdev_get_gpio_in(sms->gic, irq)); gpio_key_dev = sysbus_create_simple("gpio-key", -1, qdev_get_gpio_in(pl061_dev, 3)); @@ -457,7 +454,7 @@ static void create_gpio(const SBSAMachineState *sms, qemu_irq *pic) qemu_register_powerdown_notifier(&sbsa_ref_powerdown_notifier); } -static void create_ahci(const SBSAMachineState *sms, qemu_irq *pic) +static void create_ahci(const SBSAMachineState *sms) { hwaddr base = sbsa_ref_memmap[SBSA_AHCI].base; int irq = sbsa_ref_irqmap[SBSA_AHCI]; @@ -471,7 +468,7 @@ static void create_ahci(const SBSAMachineState *sms, qemu_irq *pic) qdev_prop_set_uint32(dev, "num-ports", NUM_SATA_PORTS); qdev_init_nofail(dev); sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base); - sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, pic[irq]); + sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, qdev_get_gpio_in(sms->gic, irq)); sysahci = SYSBUS_AHCI(dev); ahci = &sysahci->ahci; @@ -484,16 +481,16 @@ static void create_ahci(const SBSAMachineState *sms, qemu_irq *pic) } } -static void create_ehci(const SBSAMachineState *sms, qemu_irq *pic) +static void create_ehci(const SBSAMachineState *sms) { hwaddr base = sbsa_ref_memmap[SBSA_EHCI].base; int irq = sbsa_ref_irqmap[SBSA_EHCI]; - sysbus_create_simple("platform-ehci-usb", base, pic[irq]); + sysbus_create_simple("platform-ehci-usb", base, + qdev_get_gpio_in(sms->gic, irq)); } -static void create_smmu(const SBSAMachineState *sms, qemu_irq *pic, - PCIBus *bus) +static void create_smmu(const SBSAMachineState *sms, PCIBus *bus) { hwaddr base = sbsa_ref_memmap[SBSA_SMMU].base; int irq = sbsa_ref_irqmap[SBSA_SMMU]; @@ -507,11 +504,12 @@ static void create_smmu(const SBSAMachineState *sms, qemu_irq *pic, qdev_init_nofail(dev); sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base); for (i = 0; i < NUM_SMMU_IRQS; i++) { - sysbus_connect_irq(SYS_BUS_DEVICE(dev), i, pic[irq + i]); + sysbus_connect_irq(SYS_BUS_DEVICE(dev), i, + qdev_get_gpio_in(sms->gic, irq + 1)); } } -static void create_pcie(SBSAMachineState *sms, qemu_irq *pic) +static void create_pcie(SBSAMachineState *sms) { hwaddr base_ecam = sbsa_ref_memmap[SBSA_PCIE_ECAM].base; hwaddr size_ecam = sbsa_ref_memmap[SBSA_PCIE_ECAM].size; @@ -555,7 +553,8 @@ static void create_pcie(SBSAMachineState *sms, qemu_irq *pic) sysbus_mmio_map(SYS_BUS_DEVICE(dev), 2, base_pio); for (i = 0; i < GPEX_NUM_IRQS; i++) { - sysbus_connect_irq(SYS_BUS_DEVICE(dev), i, pic[irq + i]); + sysbus_connect_irq(SYS_BUS_DEVICE(dev), i, + qdev_get_gpio_in(sms->gic, irq + 1)); gpex_set_irq_num(GPEX_HOST(dev), i, irq + i); } @@ -574,7 +573,7 @@ static void create_pcie(SBSAMachineState *sms, qemu_irq *pic) pci_create_simple(pci->bus, -1, "VGA"); - create_smmu(sms, pic, pci->bus); + create_smmu(sms, pci->bus); } static void *sbsa_ref_dtb(const struct arm_boot_info *binfo, int *fdt_size) @@ -598,7 +597,6 @@ static void sbsa_ref_init(MachineState *machine) bool firmware_loaded; const CPUArchIdList *possible_cpus; int n, sbsa_max_cpus; - qemu_irq pic[NUM_IRQS]; if (strcmp(machine->cpu_type, ARM_CPU_TYPE_NAME("cortex-a57"))) { error_report("sbsa-ref: CPU type other than the built-in " @@ -695,22 +693,22 @@ static void sbsa_ref_init(MachineState *machine) create_secure_ram(sms, secure_sysmem); - create_gic(sms, pic); + create_gic(sms); - create_uart(sms, pic, SBSA_UART, sysmem, serial_hd(0)); - create_uart(sms, pic, SBSA_SECURE_UART, secure_sysmem, serial_hd(1)); + create_uart(sms, SBSA_UART, sysmem, serial_hd(0)); + create_uart(sms, SBSA_SECURE_UART, secure_sysmem, serial_hd(1)); /* Second secure UART for RAS and MM from EL0 */ - create_uart(sms, pic, SBSA_SECURE_UART_MM, secure_sysmem, serial_hd(2)); + create_uart(sms, SBSA_SECURE_UART_MM, secure_sysmem, serial_hd(2)); - create_rtc(sms, pic); + create_rtc(sms); - create_gpio(sms, pic); + create_gpio(sms); - create_ahci(sms, pic); + create_ahci(sms); - create_ehci(sms, pic); + create_ehci(sms); - create_pcie(sms, pic); + create_pcie(sms); sms->bootinfo.ram_size = machine->ram_size; sms->bootinfo.nb_cpus = smp_cpus; |