diff options
| -rw-r--r-- | boot/Makefile | 1 | ||||
| -rw-r--r-- | boot/bootflow.c | 2 | ||||
| -rw-r--r-- | boot/bootmeth_qfw.c | 102 |
3 files changed, 104 insertions, 1 deletions
diff --git a/boot/Makefile b/boot/Makefile index 43baf2b89b3..0db4672b050 100644 --- a/boot/Makefile +++ b/boot/Makefile @@ -26,6 +26,7 @@ obj-$(CONFIG_$(SPL_TPL_)BOOTSTD) += bootstd-uclass.o obj-$(CONFIG_$(SPL_TPL_)BOOTMETH_DISTRO) += bootmeth_distro.o obj-$(CONFIG_$(SPL_TPL_)BOOTMETH_DISTRO_PXE) += bootmeth_pxe.o obj-$(CONFIG_$(SPL_TPL_)BOOTMETH_EFILOADER) += bootmeth_efi.o +obj-$(CONFIG_$(SPL_TPL_)QFW) += bootmeth_qfw.o obj-$(CONFIG_$(SPL_TPL_)BOOTMETH_SANDBOX) += bootmeth_sandbox.o obj-$(CONFIG_$(SPL_TPL_)BOOTMETH_SCRIPT) += bootmeth_script.o ifdef CONFIG_$(SPL_TPL_)BOOTSTD_FULL diff --git a/boot/bootflow.c b/boot/bootflow.c index b8fa37ee2a0..60791e681bd 100644 --- a/boot/bootflow.c +++ b/boot/bootflow.c @@ -508,7 +508,7 @@ int bootflow_iter_check_blk(const struct bootflow_iter *iter) enum uclass_id id = device_get_uclass_id(media); log_debug("uclass %d: %s\n", id, uclass_get_name(id)); - if (id != UCLASS_ETH && id != UCLASS_BOOTSTD) + if (id != UCLASS_ETH && id != UCLASS_BOOTSTD && id != UCLASS_QFW) return 0; return -ENOTSUPP; diff --git a/boot/bootmeth_qfw.c b/boot/bootmeth_qfw.c new file mode 100644 index 00000000000..a5f95d4d0c5 --- /dev/null +++ b/boot/bootmeth_qfw.c @@ -0,0 +1,102 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Bootmethod for QEMU qfw + * + * Copyright 2023 Google LLC + * Written by Simon Glass <sjg@chromium.org> + */ + +#define LOG_CATEGORY UCLASS_BOOTSTD + +#include <common.h> +#include <command.h> +#include <bootdev.h> +#include <bootflow.h> +#include <bootmeth.h> +#include <env.h> +#include <qfw.h> +#include <dm.h> + +static int qfw_check(struct udevice *dev, struct bootflow_iter *iter) +{ + const struct udevice *media = dev_get_parent(iter->dev); + enum uclass_id id = device_get_uclass_id(media); + + log_debug("media=%s\n", media->name); + if (id == UCLASS_QFW) + return 0; + + return -ENOTSUPP; +} + +static int qfw_read_bootflow(struct udevice *dev, struct bootflow *bflow) +{ + struct udevice *qfw_dev = dev_get_parent(bflow->dev); + ulong load, initrd; + int ret; + + load = env_get_hex("kernel_addr_r", 0); + initrd = env_get_hex("ramdisk_addr_r", 0); + log_debug("setup kernel %s %lx %lx\n", qfw_dev->name, load, initrd); + bflow->name = strdup("qfw"); + if (!bflow->name) + return log_msg_ret("name", -ENOMEM); + + ret = qemu_fwcfg_setup_kernel(qfw_dev, load, initrd); + log_debug("setup kernel result %d\n", ret); + if (ret) + return log_msg_ret("cmd", -EIO); + + bflow->state = BOOTFLOWST_READY; + + return 0; +} + +static int qfw_read_file(struct udevice *dev, struct bootflow *bflow, + const char *file_path, ulong addr, ulong *sizep) +{ + return -ENOSYS; +} + +static int qfw_boot(struct udevice *dev, struct bootflow *bflow) +{ + int ret; + + ret = run_command("booti ${kernel_addr_r} ${ramdisk_addr_r}:${filesize} ${fdtcontroladdr}", + 0); + if (ret) { + ret = run_command("bootz ${kernel_addr_r} ${ramdisk_addr_r}:${filesize} " + "${fdtcontroladdr}", 0); + } + + return ret ? -EIO : 0; +} + +static int qfw_bootmeth_bind(struct udevice *dev) +{ + struct bootmeth_uc_plat *plat = dev_get_uclass_plat(dev); + + plat->desc = "Sandbox boot for testing"; + + return 0; +} + +static struct bootmeth_ops qfw_bootmeth_ops = { + .check = qfw_check, + .read_bootflow = qfw_read_bootflow, + .read_file = qfw_read_file, + .boot = qfw_boot, +}; + +static const struct udevice_id qfw_bootmeth_ids[] = { + { .compatible = "u-boot,qfw-syslinux" }, + { } +}; + +U_BOOT_DRIVER(bootmeth_qfw) = { + .name = "bootmeth_qfw", + .id = UCLASS_BOOTMETH, + .of_match = qfw_bootmeth_ids, + .ops = &qfw_bootmeth_ops, + .bind = qfw_bootmeth_bind, +}; |