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X-Received-From: 2607:f8b0:4864:20::643 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: Andrey Smirnov , qemu-arm@nongnu.org, qemu-devel@nongnu.org, Guenter Roeck Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Instantiating apbh_dma and ocotp as unimplemented devices prevents crashes when booting Linux. apbh_dma: [ 14.046518] Unhandled fault: external abort on non-linefetch (0x808) at = 0xd0852008 [ 14.047287] pgd =3D (ptrval) [ 14.047607] [d0852008] *pgd=3D8b028811, *pte=3D33000653, *ppte=3D33000453 [ 14.050074] Internal error: : 808 [#1] SMP ARM ... [ 14.077029] [] (stmp_clear_poll_bit) from [] (stmp_r= eset_block+0x10/0xb8) [ 14.077642] [] (stmp_reset_block) from [] (mxs_dma_p= robe+0x1f4/0x370) [ 14.078158] [] (mxs_dma_probe) from [] (platform_drv= _probe+0x48/0x98) [ 14.078641] [] (platform_drv_probe) from [] (really_= probe+0x228/0x2d0) ocotp: [ 71.286109] Unhandled fault: external abort on non-linefetch (0x008) at = 0xd0ff0000 [ 71.287891] pgd =3D (ptrval) [ 71.288449] [d0ff0000] *pgd=3D8b497811, *pte=3D30350653, *ppte=3D30350453 [ 71.291389] Internal error: : 8 [#1] SMP ARM [ 71.292302] Modules linked in: [ 71.293583] CPU: 0 PID: 112 Comm: kworker/0:3 Not tainted 5.0.0-10153-g0= 65b6c4c913d-dirty #2 [ 71.294148] Hardware name: Freescale i.MX7 Dual (Device Tree) [ 71.296728] Workqueue: events deferred_probe_work_func [ 71.297740] PC is at imx_ocotp_read+0x68/0x180 [ 71.298154] LR is at mark_held_locks+0x48/0x74 Signed-off-by: Guenter Roeck --- hw/arm/fsl-imx7.c | 11 +++++++++++ include/hw/arm/fsl-imx7.h | 6 ++++++ 2 files changed, 17 insertions(+) diff --git a/hw/arm/fsl-imx7.c b/hw/arm/fsl-imx7.c index 119b281a50..a17136f83c 100644 --- a/hw/arm/fsl-imx7.c +++ b/hw/arm/fsl-imx7.c @@ -459,6 +459,17 @@ static void fsl_imx7_realize(DeviceState *dev, Error *= *errp) */ create_unimplemented_device("sdma", FSL_IMX7_SDMA_ADDR, FSL_IMX7_SDMA_= SIZE); =20 + /* + * OCOTP + */ + create_unimplemented_device("octop", FSL_IMX7_OCOTP_ADDR, + FSL_IMX7_OCOTP_SIZE); + + /* + * APBH_DMA + */ + create_unimplemented_device("apbh_dma", FSL_IMX7_APBH_DMA_ADDR, + FSL_IMX7_APBH_DMA_SIZE); =20 object_property_set_bool(OBJECT(&s->gpr), true, "realized", &error_abort); diff --git a/include/hw/arm/fsl-imx7.h b/include/hw/arm/fsl-imx7.h index 706aef2e7e..f9faa16515 100644 --- a/include/hw/arm/fsl-imx7.h +++ b/include/hw/arm/fsl-imx7.h @@ -113,6 +113,9 @@ enum FslIMX7MemoryMap { FSL_IMX7_IOMUXC_GPR_ADDR =3D 0x30340000, FSL_IMX7_IOMUXCn_SIZE =3D 0x1000, =20 + FSL_IMX7_OCOTP_ADDR =3D 0x30350000, + FSL_IMX7_OCOTP_SIZE =3D 0x10000, + FSL_IMX7_ANALOG_ADDR =3D 0x30360000, FSL_IMX7_SNVS_ADDR =3D 0x30370000, FSL_IMX7_CCM_ADDR =3D 0x30380000, @@ -177,6 +180,9 @@ enum FslIMX7MemoryMap { FSL_IMX7_A7MPCORE_ADDR =3D 0x31000000, FSL_IMX7_A7MPCORE_DAP_ADDR =3D 0x30000000, =20 + FSL_IMX7_APBH_DMA_ADDR =3D 0x33000000, + FSL_IMX7_APBH_DMA_SIZE =3D 0x2000, + FSL_IMX7_PCIE_REG_ADDR =3D 0x33800000, FSL_IMX7_PCIE_REG_SIZE =3D 16 * 1024, =20 --=20 2.17.1