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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-changelog] [xen staging] 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#staging
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