[XEN RFC PATCH 29/40] xen/arm: implement Arm arch helpers Arm to get memory map info

[Wei Chen <wei.chen@arm.com>]

These two helpers are architecture APIs that are required by
nodes_cover_memory.

Signed-off-by: Wei Chen <wei.chen@arm.com>
---
 xen/arch/arm/numa.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/xen/arch/arm/numa.c b/xen/arch/arm/numa.c
index f61a8df645..6eebf8e8bc 100644
--- a/xen/arch/arm/numa.c
+++ b/xen/arch/arm/numa.c
@@ -126,3 +126,17 @@ void __init numa_init(bool acpi_off)
     numa_initmem_init(PFN_UP(ram_start), PFN_DOWN(ram_end));
     return;
 }
+
+uint32_t __init arch_meminfo_get_nr_bank(void)
+{
+	return bootinfo.mem.nr_banks;
+}
+
+int __init arch_meminfo_get_ram_bank_range(int bank,
+	unsigned long long *start, unsigned long long *end)
+{
+	*start = bootinfo.mem.bank[bank].start;
+	*end = bootinfo.mem.bank[bank].start + bootinfo.mem.bank[bank].size;
+
+	return 0;
+}
-- 
2.25.1