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feat: rank drivers at compile time

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This commit is contained in:
Rick Rongen
2021-03-07 20:30:07 +01:00
parent f6e720bad9
commit 945b18b2b2
11 changed files with 1254 additions and 62 deletions
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10
kernel/driver.h
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@@ -5,16 +5,18 @@
#ifndef NEW_KERNEL_DRIVER_H
#define NEW_KERNEL_DRIVER_H
#include <attributes.h>
#include <preprocessor_format_zero.h>
#ifndef STRUCT_ALIGNMENT
#define STRUCT_ALIGNMENT 16
#endif
#define DRIVER_CAT(a, b) DRIVER_DUMMY() a ## _ ## b
#define DRIVER_DUMMY()
#define SECT_NAME_(a,b) "." #a "." #b
#define SECT_NAME(a,b) SECT_NAME_(a, b)
#define GENERIC_DRIVER(drivername, data...) \
static struct drivername DRIVER_CAT(drivername, __COUNTER__) \
__attribute((__used__, __section__(#drivername))) \
= { data }
#define GENERIC_DRIVER(drivername, order) \
static struct drivername DRIVER_CAT(drivername, counter) \
__attribute((__used__, __section__(SECT_NAME(drivername, FORMAT_3_ZERO(order)))))
#endif //NEW_KERNEL_DRIVER_H