[libcpu] fix No memory higher than 1 GB is mapped

zhuzhuzhus · mysterywolf · commit 44515624e252 · 2024-11-17T21:13:07.000-05:00
diff --git a/libcpu/aarch64/common/setup.c b/libcpu/aarch64/common/setup.c
@@ -237,14 +237,14 @@ void rt_hw_common_setup(void)
 
     /* To virtual address */
     fdt_ptr = (void *)(fdt_ptr - pv_off);
-
+#ifdef KERNEL_VADDR_START
     if ((rt_ubase_t)fdt_ptr + fdt_size - KERNEL_VADDR_START > SIZE_GB)
     {
         fdt_ptr = rt_ioremap_early(fdt_ptr + pv_off, fdt_size);
 
         RT_ASSERT(fdt_ptr != RT_NULL);
     }
-
+#endif
     rt_memmove((void *)(fdt_start - pv_off), fdt_ptr, fdt_size);
     fdt_ptr = (void *)fdt_start - pv_off;
 

Original file line number	Diff line number	Diff line change
`@@ -237,14 +237,14 @@ void rt_hw_common_setup(void)`
`237`	`237`
`238`	`238`	`/* To virtual address */`
`239`	`239`	`fdt_ptr = (void *)(fdt_ptr - pv_off);`
`240`		`-`
	`240`	`+#ifdef KERNEL_VADDR_START`
`241`	`241`	`if ((rt_ubase_t)fdt_ptr + fdt_size - KERNEL_VADDR_START > SIZE_GB)`
`242`	`242`	`{`
`243`	`243`	`fdt_ptr = rt_ioremap_early(fdt_ptr + pv_off, fdt_size);`
`244`	`244`
`245`	`245`	`RT_ASSERT(fdt_ptr != RT_NULL);`
`246`	`246`	`}`
`247`		`-`
	`247`	`+#endif`
`248`	`248`	`rt_memmove((void *)(fdt_start - pv_off), fdt_ptr, fdt_size);`
`249`	`249`	`fdt_ptr = (void *)fdt_start - pv_off;`
`250`	`250`