Align AArch64 vector table to 2048 bytes

ostannard · keith-packard · commit 400f1e5dea40 · 2024-09-30T13:51:22.000-07:00
The bottom 11 bits of VBAR_ELx are reserved, so the vector table must be
2048 bytes aligned, not just 1024 byte.
diff --git a/newlib/libc/picolib/machine/aarch64/interrupt.c b/newlib/libc/picolib/machine/aarch64/interrupt.c
@@ -66,7 +66,7 @@ vector(fiq);
 void
 __weak_vector_table(void);
 
-void __section(".text.init.enter") __attribute__((aligned(1024)))
+void __section(".text.init.enter") __attribute__((aligned(2048)))
 __weak_vector_table(void)
 {
 	/*

Original file line number	Diff line number	Diff line change
`@@ -66,7 +66,7 @@ vector(fiq);`
`66`	`66`	`void`
`67`	`67`	`__weak_vector_table(void);`
`68`	`68`
`69`		`-void __section(".text.init.enter") __attribute__((aligned(1024)))`
	`69`	`+void __section(".text.init.enter") __attribute__((aligned(2048)))`
`70`	`70`	`__weak_vector_table(void)`
`71`	`71`	`{`
`72`	`72`	`/*`