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[88.21.201.14]) by smtp.gmail.com with ESMTPSA id m18sm3993873wrg.97.2019.10.17.15.58.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 17 Oct 2019 15:58:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=A6i2oQoY030V1ibxvwKbd3JNI8/xljifPg8xnDM8bpc=; b=TddYRqK4pjYaWEwXdwK/nje98MV+a6JTtudrFNjsb4T+3M55bMOmvtxtX4h5FFOP5Y MFoDX655F+PPaDV5FbvYlInrXYk8/gSu932XViyQM3VU8XCqEKBZGiRIcNQPvLeOtKWu LIddyIvpLizpBh16pTqvlauv37qUuJLVFSI9RmQjvn/nmwl9jZ2R7wM3LgwCJyxth5lc N6kZljLn6c9IAJGlfWYB6WVbbqlCia8BvcBtuG+CaM8NIxd3QMvYPjTyoflWl0eC5Jpw t7viHR55f05XsVJ2vpf8O7WIvMph779bBPVUmZ1qYrRRp7KZ2SFncdkFTD2FO8kELRE8 BVVQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :in-reply-to:references:mime-version:content-transfer-encoding; bh=A6i2oQoY030V1ibxvwKbd3JNI8/xljifPg8xnDM8bpc=; b=inXNxvi4232pG8EjopwpUsw8ZaElj4NJ7Lav47SupleUBH22ekXbCkGregpam0nqPM +LQBvWi/JaV4/9FtGVwkUMf22vab2DDs6NrwOoNxzfhBUF8WYDU5lQrM6CDLRVCA6iwZ OdaXhECAt10PhfWAlzXulgMPZSOc4MILwyeQVWxq1r/kZAG2fo8Cy5m3g1dzUWkhffAW Fr9ANkSBwKApgtxJpZd4DKX3y1b0bYOk7wpEDzOJaiR+QooXtH84bLsY9a501zUSe5Zj S/4pf+fW4rApBivEfcvNcxAYwGNOSaNJeFiZhSADaXFCy+15YkuMC9Lc67gPXpbqSpAt xqsQ== X-Gm-Message-State: APjAAAXTlVu0cOh3PbWElim4FiGuU8Whqa7n4r4ccphicMbMIZmLXVsN ARPD5SlTJc4q5+Hgi/o5SDz3xNQv X-Google-Smtp-Source: APXvYqyixix39WThzTRntJ5RlrVJoTugbcHCzaH5/4FNWfKk4nigfS5QZMBzQFv2D3CXIA+EDfbPvg== X-Received: by 2002:a05:6000:11d2:: with SMTP id i18mr5204364wrx.109.1571353103049; Thu, 17 Oct 2019 15:58:23 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Subject: [PATCH v2 07/10] hw/arm/bcm2836: Use per CPU address spaces Date: Fri, 18 Oct 2019 00:57:57 +0200 Message-Id: <20191017225800.6946-8-f4bug@amsat.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20191017225800.6946-1-f4bug@amsat.org> References: <20191017225800.6946-1-f4bug@amsat.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2a00:1450:4864:20::443 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Rob Herring , Peter Maydell , Alistair Francis , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Andrew Baumann , Pekka Enberg , Esteban Bosse , qemu-arm@nongnu.org, Pete Batard , Cleber Rosa , Laurent Bonnans , Cheng Xiang , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Clement Deschamps Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Currently all CPUs access the main system bus. Let each CPU have his own address space. Before: address-space: cpu-secure-memory-0 0000000000000000-ffffffffffffffff (prio 0, i/o): system 0000000000000000-000000003fffffff (prio 0, ram): ram 000000003f000000-000000003fffffff (prio 1, i/o): bcm2835-peripherals 000000003f003000-000000003f00301f (prio 0, i/o): bcm2835-sys-timer 000000003f007000-000000003f007fff (prio 0, i/o): bcm2835-dma 000000003f00b200-000000003f00b3ff (prio 0, i/o): bcm2835-ic 000000003f00b400-000000003f00b43f (prio -1000, i/o): bcm2835-sp804 000000003f00b800-000000003f00bbff (prio 0, i/o): bcm2835-mbox 000000003f100000-000000003f100fff (prio -1000, i/o): bcm2835-cprman 000000003f102000-000000003f102fff (prio -1000, i/o): bcm2835-a2w 000000003f104000-000000003f10400f (prio 0, i/o): bcm2835-rng 000000003f200000-000000003f200fff (prio 0, i/o): bcm2835_gpio 000000003f201000-000000003f201fff (prio 0, i/o): pl011 000000003f202000-000000003f202fff (prio 0, i/o): bcm2835-sdhost 000000003f203000-000000003f2030ff (prio -1000, i/o): bcm2835-i2s 000000003f204000-000000003f20401f (prio -1000, i/o): bcm2835-spi0 000000003f205000-000000003f20501f (prio -1000, i/o): bcm2835-i2c0 000000003f20f000-000000003f20f07f (prio -1000, i/o): bcm2835-otp 000000003f212000-000000003f212007 (prio 0, i/o): bcm2835-thermal 000000003f214000-000000003f2140ff (prio -1000, i/o): bcm2835-spis 000000003f215000-000000003f2150ff (prio 0, i/o): bcm2835-aux 000000003f300000-000000003f3000ff (prio 0, i/o): sdhci 000000003f600000-000000003f6000ff (prio -1000, i/o): bcm2835-smi 000000003f804000-000000003f80401f (prio -1000, i/o): bcm2835-i2c1 000000003f805000-000000003f80501f (prio -1000, i/o): bcm2835-i2c2 000000003f900000-000000003f907fff (prio -1000, i/o): bcm2835-dbus 000000003f910000-000000003f917fff (prio -1000, i/o): bcm2835-ave0 000000003f980000-000000003f980fff (prio -1000, i/o): dwc-usb2 000000003fe00000-000000003fe000ff (prio -1000, i/o): bcm2835-sdramc 000000003fe05000-000000003fe050ff (prio 0, i/o): bcm2835-dma-chan15 0000000040000000-00000000400000ff (prio 0, i/o): bcm2836-control address-space: cpu-memory-0 0000000000000000-ffffffffffffffff (prio 0, i/o): system 0000000000000000-000000003fffffff (prio 0, ram): ram 000000003f000000-000000003fffffff (prio 1, i/o): bcm2835-peripherals 000000003f003000-000000003f00301f (prio 0, i/o): bcm2835-sys-timer 000000003f007000-000000003f007fff (prio 0, i/o): bcm2835-dma 000000003f00b200-000000003f00b3ff (prio 0, i/o): bcm2835-ic 000000003f00b400-000000003f00b43f (prio -1000, i/o): bcm2835-sp804 000000003f00b800-000000003f00bbff (prio 0, i/o): bcm2835-mbox 000000003f100000-000000003f100fff (prio -1000, i/o): bcm2835-cprman 000000003f102000-000000003f102fff (prio -1000, i/o): bcm2835-a2w 000000003f104000-000000003f10400f (prio 0, i/o): bcm2835-rng 000000003f200000-000000003f200fff (prio 0, i/o): bcm2835_gpio 000000003f201000-000000003f201fff (prio 0, i/o): pl011 000000003f202000-000000003f202fff (prio 0, i/o): bcm2835-sdhost 000000003f203000-000000003f2030ff (prio -1000, i/o): bcm2835-i2s 000000003f204000-000000003f20401f (prio -1000, i/o): bcm2835-spi0 000000003f205000-000000003f20501f (prio -1000, i/o): bcm2835-i2c0 000000003f20f000-000000003f20f07f (prio -1000, i/o): bcm2835-otp 000000003f212000-000000003f212007 (prio 0, i/o): bcm2835-thermal 000000003f214000-000000003f2140ff (prio -1000, i/o): bcm2835-spis 000000003f215000-000000003f2150ff (prio 0, i/o): bcm2835-aux 000000003f300000-000000003f3000ff (prio 0, i/o): sdhci 000000003f600000-000000003f6000ff (prio -1000, i/o): bcm2835-smi 000000003f804000-000000003f80401f (prio -1000, i/o): bcm2835-i2c1 000000003f805000-000000003f80501f (prio -1000, i/o): bcm2835-i2c2 000000003f900000-000000003f907fff (prio -1000, i/o): bcm2835-dbus 000000003f910000-000000003f917fff (prio -1000, i/o): bcm2835-ave0 000000003f980000-000000003f980fff (prio -1000, i/o): dwc-usb2 000000003fe00000-000000003fe000ff (prio -1000, i/o): bcm2835-sdramc 000000003fe05000-000000003fe050ff (prio 0, i/o): bcm2835-dma-chan15 0000000040000000-00000000400000ff (prio 0, i/o): bcm2836-control memory-region: bcm2835-peripherals 000000003f000000-000000003fffffff (prio 1, i/o): bcm2835-peripherals 000000003f003000-000000003f00301f (prio 0, i/o): bcm2835-sys-timer 000000003f007000-000000003f007fff (prio 0, i/o): bcm2835-dma 000000003f00b200-000000003f00b3ff (prio 0, i/o): bcm2835-ic 000000003f00b400-000000003f00b43f (prio -1000, i/o): bcm2835-sp804 000000003f00b800-000000003f00bbff (prio 0, i/o): bcm2835-mbox 000000003f100000-000000003f100fff (prio -1000, i/o): bcm2835-cprman 000000003f102000-000000003f102fff (prio -1000, i/o): bcm2835-a2w 000000003f104000-000000003f10400f (prio 0, i/o): bcm2835-rng 000000003f200000-000000003f200fff (prio 0, i/o): bcm2835_gpio 000000003f201000-000000003f201fff (prio 0, i/o): pl011 000000003f202000-000000003f202fff (prio 0, i/o): bcm2835-sdhost 000000003f203000-000000003f2030ff (prio -1000, i/o): bcm2835-i2s 000000003f204000-000000003f20401f (prio -1000, i/o): bcm2835-spi0 000000003f205000-000000003f20501f (prio -1000, i/o): bcm2835-i2c0 000000003f20f000-000000003f20f07f (prio -1000, i/o): bcm2835-otp 000000003f212000-000000003f212007 (prio 0, i/o): bcm2835-thermal 000000003f214000-000000003f2140ff (prio -1000, i/o): bcm2835-spis 000000003f215000-000000003f2150ff (prio 0, i/o): bcm2835-aux 000000003f300000-000000003f3000ff (prio 0, i/o): sdhci 000000003f600000-000000003f6000ff (prio -1000, i/o): bcm2835-smi 000000003f804000-000000003f80401f (prio -1000, i/o): bcm2835-i2c1 000000003f805000-000000003f80501f (prio -1000, i/o): bcm2835-i2c2 000000003f900000-000000003f907fff (prio -1000, i/o): bcm2835-dbus 000000003f910000-000000003f917fff (prio -1000, i/o): bcm2835-ave0 000000003f980000-000000003f980fff (prio -1000, i/o): dwc-usb2 000000003fe00000-000000003fe000ff (prio -1000, i/o): bcm2835-sdramc 000000003fe05000-000000003fe050ff (prio 0, i/o): bcm2835-dma-chan15 After: address-space: cpu-secure-memory-0 0000000000000000-00000000ffffffff (prio 0, i/o): cpu-bus 0000000000000000-000000003fffffff (prio 1, i/o): alias arm-ram-alias = @ram 0000000000000000-000000003fffffff 000000003f000000-000000003fffffff (prio 2, i/o): alias arm-peripheral= s-alias @bcm2835-peripherals 0000000000000000-0000000000ffffff 0000000040000000-0000000040003fff (prio 2, i/o): alias arm-control-al= ias @bcm2836-control 0000000000000000-0000000000003fff address-space: cpu-memory-0 0000000000000000-00000000ffffffff (prio 0, i/o): cpu-bus 0000000000000000-000000003fffffff (prio 1, i/o): alias arm-ram-alias = @ram 0000000000000000-000000003fffffff 000000003f000000-000000003fffffff (prio 2, i/o): alias arm-peripheral= s-alias @bcm2835-peripherals 0000000000000000-0000000000ffffff 0000000040000000-0000000040003fff (prio 2, i/o): alias arm-control-al= ias @bcm2836-control 0000000000000000-0000000000003fff memory-region: bcm2835-peripherals 0000000000000000-0000000000ffffff (prio 0, i/o): bcm2835-peripherals 0000000000003000-000000000000301f (prio 0, i/o): bcm2835-sys-timer 0000000000007000-0000000000007fff (prio 0, i/o): bcm2835-dma 000000000000b200-000000000000b3ff (prio 0, i/o): bcm2835-ic 000000000000b400-000000000000b43f (prio -1000, i/o): bcm2835-sp804 000000000000b800-000000000000bbff (prio 0, i/o): bcm2835-mbox 0000000000100000-0000000000100fff (prio -1000, i/o): bcm2835-cprman 0000000000102000-0000000000102fff (prio -1000, i/o): bcm2835-a2w 0000000000104000-000000000010400f (prio 0, i/o): bcm2835-rng 0000000000200000-0000000000200fff (prio 0, i/o): bcm2835_gpio 0000000000201000-0000000000201fff (prio 0, i/o): pl011 0000000000202000-0000000000202fff (prio 0, i/o): bcm2835-sdhost 0000000000203000-00000000002030ff (prio -1000, i/o): bcm2835-i2s 0000000000204000-000000000020401f (prio -1000, i/o): bcm2835-spi0 0000000000205000-000000000020501f (prio -1000, i/o): bcm2835-i2c0 000000000020f000-000000000020f07f (prio -1000, i/o): bcm2835-otp 0000000000212000-0000000000212007 (prio 0, i/o): bcm2835-thermal 0000000000214000-00000000002140ff (prio -1000, i/o): bcm2835-spis 0000000000215000-00000000002150ff (prio 0, i/o): bcm2835-aux 0000000000300000-00000000003000ff (prio 0, i/o): sdhci 0000000000600000-00000000006000ff (prio -1000, i/o): bcm2835-smi 0000000000804000-000000000080401f (prio -1000, i/o): bcm2835-i2c1 0000000000805000-000000000080501f (prio -1000, i/o): bcm2835-i2c2 0000000000900000-0000000000907fff (prio -1000, i/o): bcm2835-dbus 0000000000910000-0000000000917fff (prio -1000, i/o): bcm2835-ave0 0000000000980000-0000000000980fff (prio -1000, i/o): dwc-usb2 0000000000e00000-0000000000e000ff (prio -1000, i/o): bcm2835-sdramc 0000000000e05000-0000000000e050ff (prio 0, i/o): bcm2835-dma-chan15 Signed-off-by: Philippe Mathieu-Daud=C3=A9 --- hw/arm/bcm2836.c | 38 ++++++++++++++++++++++++++++++++------ hw/arm/raspi.c | 2 -- include/hw/arm/bcm2836.h | 8 +++++++- 3 files changed, 39 insertions(+), 9 deletions(-) diff --git a/hw/arm/bcm2836.c b/hw/arm/bcm2836.c index d712f36052..36742af403 100644 --- a/hw/arm/bcm2836.c +++ b/hw/arm/bcm2836.c @@ -70,6 +70,8 @@ static void bcm2836_init(Object *obj) } =20 for (n =3D 0; n < BCM283X_NCPUS; n++) { + memory_region_init(&s->cpu[n].container_mr, obj, "cpu-bus", 4 * Gi= B); + object_initialize_child(obj, "cpu[*]", &s->cpus[n], sizeof(s->cpus= [n]), info->cpu_type, &error_abort, NULL); } @@ -90,7 +92,7 @@ static void bcm2836_realize(DeviceState *dev, Error **err= p) BCM283XState *s =3D BCM283X(dev); BCM283XClass *bc =3D BCM283X_GET_CLASS(dev); const BCM283XInfo *info =3D bc->info; - MemoryRegion *ram_mr, *peri_mr; + MemoryRegion *ram_mr, *peri_mr, *ctrl_mr; Object *obj; Error *err =3D NULL; int n; @@ -142,8 +144,6 @@ static void bcm2836_realize(DeviceState *dev, Error **e= rrp) error_propagate(errp, err); return; } - sysbus_mmio_map_overlap(SYS_BUS_DEVICE(&s->peripherals), 0, - info->peri_base, 1); =20 /* bcm2836 interrupt controller (and mailboxes, etc.) */ object_property_set_bool(OBJECT(&s->control), true, "realized", &err); @@ -151,15 +151,41 @@ static void bcm2836_realize(DeviceState *dev, Error *= *errp) error_propagate(errp, err); return; } - - sysbus_mmio_map(SYS_BUS_DEVICE(&s->control), 0, info->ctrl_base); - sysbus_connect_irq(SYS_BUS_DEVICE(&s->peripherals), 0, qdev_get_gpio_in_named(DEVICE(&s->control), "gpu-irq", 0)); sysbus_connect_irq(SYS_BUS_DEVICE(&s->peripherals), 1, qdev_get_gpio_in_named(DEVICE(&s->control), "gpu-fiq", 0)); + ctrl_mr =3D sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->control), 0); =20 for (n =3D 0; n < BCM283X_NCPUS; n++) { + memory_region_init_alias(&s->cpu[n].ram_mr_alias, OBJECT(s), + "arm-ram-alias", ram_mr, 0, + memory_region_size(ram_mr)); + memory_region_add_subregion_overlap(&s->cpu[n].container_mr, 0, + &s->cpu[n].ram_mr_alias, 1); + + memory_region_init_alias(&s->cpu[n].peri_mr_alias, OBJECT(s), + "arm-peripherals-alias", + peri_mr, 0, 16 * MiB); + memory_region_add_subregion_overlap(&s->cpu[n].container_mr, + info->peri_base, + &s->cpu[n].peri_mr_alias, 2); + + memory_region_init_alias(&s->cpu[n].control_mr_alias, OBJECT(s), + "arm-control-alias", ctrl_mr, + 0, 16 * KiB); + memory_region_add_subregion_overlap(&s->cpu[n].container_mr, + info->ctrl_base, + &s->cpu[n].control_mr_alias, 2= ); + + object_property_set_link(OBJECT(&s->cpus[n]), + OBJECT(&s->cpu[n].container_mr), + "memory", &err); + if (err) { + error_propagate(errp, err); + return; + } + /* TODO: this should be converted to a property of ARM_CPU */ s->cpus[n].mp_affinity =3D (info->clusterid << 8) | n; =20 diff --git a/hw/arm/raspi.c b/hw/arm/raspi.c index 615d755879..a12459bc41 100644 --- a/hw/arm/raspi.c +++ b/hw/arm/raspi.c @@ -184,8 +184,6 @@ static void raspi_init(MachineState *machine, int versi= on) /* Allocate and map RAM */ memory_region_allocate_system_memory(&s->ram, OBJECT(machine), "ram", machine->ram_size); - /* FIXME: Remove when we have custom CPU address space support */ - memory_region_add_subregion_overlap(get_system_memory(), 0, &s->ram, 0= ); =20 /* Setup the SOC */ object_property_add_const_link(OBJECT(&s->soc), "ram", OBJECT(&s->ram), diff --git a/include/hw/arm/bcm2836.h b/include/hw/arm/bcm2836.h index a26bf895a4..af4c60dbad 100644 --- a/include/hw/arm/bcm2836.h +++ b/include/hw/arm/bcm2836.h @@ -37,9 +37,15 @@ typedef struct BCM283XState { =20 struct { MemoryRegion mr[4]; - MemoryRegion peri_mr_alias; MemoryRegion ram_mr_alias; + MemoryRegion peri_mr_alias; } videocore; + struct { + MemoryRegion container_mr; + MemoryRegion ram_mr_alias; + MemoryRegion peri_mr_alias; + MemoryRegion control_mr_alias; + } cpu[BCM283X_NCPUS]; ARMCPU cpus[BCM283X_NCPUS]; BCM2836ControlState control; BCM2835PeripheralState peripherals; --=20 2.21.0