From 9d2465347c7cc6997c58409083c8ba18888cc9aa Mon Sep 17 00:00:00 2001 From: Heinrich Schuchardt Date: Sun, 28 Nov 2021 11:50:58 +0100 Subject: [PATCH] doc: qemu-arm peripherials * add description how to add RNG device * for a disk specify format=raw to avoid a warning * fix a typo Signed-off-by: Heinrich Schuchardt Reviewed-by: Ilias Apalodimas --- doc/board/emulation/qemu-arm.rst | 9 +++++++-- drivers/tpm/tpm2_tis_mmio.c | 5 ++++- 2 files changed, 11 insertions(+), 3 deletions(-) diff --git a/doc/board/emulation/qemu-arm.rst b/doc/board/emulation/qemu-arm.rst index 584ef0a..7c24e29 100644 --- a/doc/board/emulation/qemu-arm.rst +++ b/doc/board/emulation/qemu-arm.rst @@ -65,7 +65,8 @@ can be enabled with the following command line parameters: - To add a Serial ATA disk via an Intel ICH9 AHCI controller, pass e.g.:: - -drive if=none,file=disk.img,id=mydisk -device ich9-ahci,id=ahci -device ide-drive,drive=mydisk,bus=ahci.0 + -drive if=none,file=disk.img,format=raw,id=mydisk \ + -device ich9-ahci,id=ahci -device ide-drive,drive=mydisk,bus=ahci.0 - To add an Intel E1000 network adapter, pass e.g.:: @@ -75,10 +76,14 @@ can be enabled with the following command line parameters: -device usb-ehci,id=ehci -- To add a NVMe disk, pass e.g.:: +- To add an NVMe disk, pass e.g.:: -drive if=none,file=disk.img,id=mydisk -device nvme,drive=mydisk,serial=foo +- To add a random number generator, pass e.g.:: + + -device virtio-rng-pci + These have been tested in QEMU 2.9.0 but should work in at least 2.5.0 as well. Enabling TPMv2 support diff --git a/drivers/tpm/tpm2_tis_mmio.c b/drivers/tpm/tpm2_tis_mmio.c index 9cedff2..f04aab2 100644 --- a/drivers/tpm/tpm2_tis_mmio.c +++ b/drivers/tpm/tpm2_tis_mmio.c @@ -118,10 +118,13 @@ iounmap: static int tpm_tis_remove(struct udevice *dev) { struct tpm_tis_chip_data *drv_data = (void *)dev_get_driver_data(dev); + int ret; + + ret = tpm_tis_cleanup(dev); iounmap(drv_data->iobase); - return tpm_tis_cleanup(dev); + return ret; } static const struct tpm_ops tpm_tis_ops = { -- 2.7.4