arch/arm/armv7/exception.c: fix warnings of macros and functions

Use better alignment attribute macro and add missing identifier names
for function definition arguments.

Change-Id: I1c5c33fc9210f068ff88c8d981f1a1c739890c9c
Signed-off-by: Integral <integral@member.fsf.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/82050
Reviewed-by: Julius Werner <jwerner@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/arch/arm/armv7/exception.c b/src/arch/arm/armv7/exception.c
index 799ae02..3f53d15 100644
--- a/src/arch/arm/armv7/exception.c
+++ b/src/arch/arm/armv7/exception.c
@@ -5,16 +5,16 @@
 #include <arch/exception.h>
 #include <console/console.h>
 
-uint8_t exception_stack[0x100] __attribute__((aligned(8)));
+uint8_t exception_stack[0x100] __aligned(8);
 extern void *exception_stack_end;
 
-void exception_undefined_instruction(uint32_t *);
-void exception_software_interrupt(uint32_t *);
-void exception_prefetch_abort(uint32_t *);
-void exception_data_abort(uint32_t *);
-void exception_not_used(uint32_t *);
-void exception_irq(uint32_t *);
-void exception_fiq(uint32_t *);
+void exception_undefined_instruction(uint32_t *regs);
+void exception_software_interrupt(uint32_t *regs);
+void exception_prefetch_abort(uint32_t *regs);
+void exception_data_abort(uint32_t *regs);
+void exception_not_used(uint32_t *regs);
+void exception_irq(uint32_t *regs);
+void exception_fiq(uint32_t *regs);
 
 static void dump_stack(uintptr_t addr, size_t bytes)
 {