[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-changelog] [xen master] xen/arm: rename acpi_make_chosen_node to make_chosen_node
commit 96aecb542e2b8684a5ddfc280ad6ea50c743b37d Author: Stefano Stabellini <sstabellini@xxxxxxxxxx> AuthorDate: Tue Jul 31 16:27:50 2018 -0700 Commit: Julien Grall <julien.grall@xxxxxxx> CommitDate: Wed Aug 22 16:28:30 2018 +0100 xen/arm: rename acpi_make_chosen_node to make_chosen_node acpi_make_chosen_node is actually generic and can be reused. Rename it to make_chosen_node and make it available to non-ACPI builds. Signed-off-by: Stefano Stabellini <stefanos@xxxxxxxxxx> Acked-by: Julien Grall <julien.grall@xxxxxxx> --- xen/arch/arm/domain_build.c | 91 ++++++++++++++++++++++++--------------------- 1 file changed, 49 insertions(+), 42 deletions(-) diff --git a/xen/arch/arm/domain_build.c b/xen/arch/arm/domain_build.c index 2ba0e34868..e1c79b2f9f 100644 --- a/xen/arch/arm/domain_build.c +++ b/xen/arch/arm/domain_build.c @@ -932,6 +932,54 @@ static int __init make_timer_node(const struct domain *d, void *fdt, return res; } +#ifdef CONFIG_ACPI +/* + * This function is used as part of the device tree generation for Dom0 + * on ACPI systems, and DomUs started directly from Xen based on device + * tree information. + */ +static int __init make_chosen_node(const struct kernel_info *kinfo) +{ + int res; + const char *bootargs = NULL; + const struct bootmodule *mod = kinfo->kernel_bootmodule; + void *fdt = kinfo->fdt; + + dt_dprintk("Create chosen node\n"); + res = fdt_begin_node(fdt, "chosen"); + if ( res ) + return res; + + if ( mod && mod->cmdline[0] ) + { + bootargs = &mod->cmdline[0]; + res = fdt_property(fdt, "bootargs", bootargs, strlen(bootargs) + 1); + if ( res ) + return res; + } + + /* + * If the bootloader provides an initrd, we must create a placeholder + * for the initrd properties. The values will be replaced later. + */ + if ( mod && mod->size ) + { + u64 a = 0; + res = fdt_property(kinfo->fdt, "linux,initrd-start", &a, sizeof(a)); + if ( res ) + return res; + + res = fdt_property(kinfo->fdt, "linux,initrd-end", &a, sizeof(a)); + if ( res ) + return res; + } + + res = fdt_end_node(fdt); + + return res; +} +#endif + static int __init map_irq_to_domain(struct domain *d, unsigned int irq, bool need_mapping, const char *devname) { @@ -1423,47 +1471,6 @@ static int __init acpi_route_spis(struct domain *d) return 0; } -static int __init acpi_make_chosen_node(const struct kernel_info *kinfo) -{ - int res; - const char *bootargs = NULL; - const struct bootmodule *mod = kinfo->kernel_bootmodule; - void *fdt = kinfo->fdt; - - dt_dprintk("Create chosen node\n"); - res = fdt_begin_node(fdt, "chosen"); - if ( res ) - return res; - - if ( mod && mod->cmdline[0] ) - { - bootargs = &mod->cmdline[0]; - res = fdt_property(fdt, "bootargs", bootargs, strlen(bootargs) + 1); - if ( res ) - return res; - } - - /* - * If the bootloader provides an initrd, we must create a placeholder - * for the initrd properties. The values will be replaced later. - */ - if ( mod && mod->size ) - { - u64 a = 0; - res = fdt_property(kinfo->fdt, "linux,initrd-start", &a, sizeof(a)); - if ( res ) - return res; - - res = fdt_property(kinfo->fdt, "linux,initrd-end", &a, sizeof(a)); - if ( res ) - return res; - } - - res = fdt_end_node(fdt); - - return res; -} - static int __init acpi_make_hypervisor_node(const struct kernel_info *kinfo, struct membank tbl_add[]) { @@ -1536,7 +1543,7 @@ static int __init create_acpi_dtb(struct kernel_info *kinfo, return ret; /* Create a chosen node for DOM0 */ - ret = acpi_make_chosen_node(kinfo); + ret = make_chosen_node(kinfo); if ( ret ) goto err; -- generated by git-patchbot for /home/xen/git/xen.git#master _______________________________________________ Xen-changelog mailing list Xen-changelog@xxxxxxxxxxxxxxxxxxxx https://lists.xenproject.org/xen-changelog
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