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NOVA: Use solely unsigned types for selectors

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Alexander Boettcher 2012-08-08 13:07:21 +02:00 committed by Norman Feske
parent a6d2042d5b
commit 755ed3dc90
1 changed files with 15 additions and 8 deletions
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23
base-nova/include/base/native_types.h
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@ -15,6 +15,7 @@
#define _INCLUDE__BASE__NATIVE_TYPES_H_
#include <base/native_capability.h>
#include <base/stdint.h>
namespace Genode {
@ -22,17 +23,23 @@ namespace Genode {
struct Native_thread
{
int ec_sel; /* NOVA cap selector for execution context */
int sc_sel; /* NOVA cap selector for scheduling context */
int rs_sel; /* NOVA cap selector for running semaphore */
int pd_sel; /* NOVA cap selector of protection domain */
int exc_pt_sel; /* base of event portal window */
addr_t ec_sel; /* NOVA cap selector for execution context */
addr_t sc_sel; /* NOVA cap selector for scheduling context */
addr_t rs_sel; /* NOVA cap selector for running semaphore */
addr_t pd_sel; /* NOVA cap selector of protection domain */
addr_t exc_pt_sel; /* base of event portal window */
};
typedef Native_thread Native_thread_id;
inline bool operator == (Native_thread_id t1, Native_thread_id t2) { return (t1.ec_sel == t2.ec_sel) && (t1.sc_sel == t2.sc_sel) && (t1.rs_sel == t2.rs_sel); }
inline bool operator != (Native_thread_id t1, Native_thread_id t2) { return (t1.ec_sel != t2.ec_sel) && (t1.sc_sel != t2.sc_sel) && (t1.rs_sel != t2.rs_sel); }
inline bool operator == (Native_thread_id t1, Native_thread_id t2)
{
return (t1.ec_sel == t2.ec_sel) && (t1.rs_sel == t2.rs_sel);
}
inline bool operator != (Native_thread_id t1, Native_thread_id t2)
{
return (t1.ec_sel != t2.ec_sel) && (t1.rs_sel != t2.rs_sel);
}
class Native_utcb
{
@ -55,7 +62,7 @@ namespace Genode {
struct Cap_dst_policy
{
typedef int Dst;
typedef addr_t Dst;
static bool valid(Dst pt) { return pt != 0; }
static Dst invalid() { return 0; }
static void copy(void* dst, Native_capability_tpl<Cap_dst_policy>* src);