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| author | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2007-11-27 16:02:12 +0000 |
|---|---|---|
| committer | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2007-11-27 16:02:12 +0000 |
| commit | 6f0569444dafdae8b367a54a07a4bfaf3675f545 (patch) | |
| tree | 8d43ced8b892c95b243546fe2220e940be75affa /demos/Win32-MinGW/chcore.h | |
| parent | b74cb5bc1a144b1890e229cd1fc165ece4f10325 (diff) | |
| download | ChibiOS-6f0569444dafdae8b367a54a07a4bfaf3675f545.tar.gz ChibiOS-6f0569444dafdae8b367a54a07a4bfaf3675f545.tar.bz2 ChibiOS-6f0569444dafdae8b367a54a07a4bfaf3675f545.zip | |
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@117 35acf78f-673a-0410-8e92-d51de3d6d3f4
Diffstat (limited to 'demos/Win32-MinGW/chcore.h')
| -rw-r--r-- | demos/Win32-MinGW/chcore.h | 39 |
1 files changed, 21 insertions, 18 deletions
diff --git a/demos/Win32-MinGW/chcore.h b/demos/Win32-MinGW/chcore.h index c79b9bf81..2b90dd470 100644 --- a/demos/Win32-MinGW/chcore.h +++ b/demos/Win32-MinGW/chcore.h @@ -29,7 +29,7 @@ typedef void *regx86; /*
* Stack saved context.
*/
-struct stackregs {
+struct intctx {
regx86 ebx;
regx86 edi;
regx86 esi;
@@ -38,33 +38,36 @@ struct stackregs { };
typedef struct {
- struct stackregs *esp;
+ struct intctx *esp;
} Context;
#define APUSH(p, a) (p) -= sizeof(void *), *(void **)(p) = (void*)(a)
-#define SETUP_CONTEXT(workspace, wsize, pf, arg) \
-{ \
- BYTE8 *esp = (BYTE8 *)workspace + wsize; \
- APUSH(esp, arg); \
- APUSH(esp, threadstart); \
- esp -= sizeof(struct stackregs); \
- ((struct stackregs *)esp)->eip = pf; \
- ((struct stackregs *)esp)->ebx = 0; \
- ((struct stackregs *)esp)->edi = 0; \
- ((struct stackregs *)esp)->esi = 0; \
- ((struct stackregs *)esp)->ebp = 0; \
- tp->p_ctx.esp = (struct stackregs *)esp; \
+#define SETUP_CONTEXT(workspace, wsize, pf, arg) \
+{ \
+ BYTE8 *esp = (BYTE8 *)workspace + wsize; \
+ APUSH(esp, arg); \
+ APUSH(esp, threadstart); \
+ esp -= sizeof(struct intctx); \
+ ((struct intctx *)esp)->eip = pf; \
+ ((struct intctx *)esp)->ebx = 0; \
+ ((struct intctx *)esp)->edi = 0; \
+ ((struct intctx *)esp)->esi = 0; \
+ ((struct intctx *)esp)->ebp = 0; \
+ tp->p_ctx.esp = (struct intctx *)esp; \
}
#define chSysLock()
#define chSysUnlock()
#define chSysPuts(msg) {}
-#define INT_REQUIRED_STACK 0x0
-#define UserStackSize(n) (sizeof(Thread) + sizeof(void *) * 2 + \
- sizeof(struct stackregs) + (n) + (INT_REQUIRED_STACK))
-
+#define INT_REQUIRED_STACK 0
+#define StackAlign(n) ((((n) - 1) | 3) + 1)
+#define UserStackSize(n) StackAlign(sizeof(Thread) + \
+ sizeof(void *) * 2 + \
+ sizeof(struct intctx) + \
+ (n) + \
+ INT_REQUIRED_STACK)
#define WorkingArea(s, n) ULONG32 s[UserStackSize(n) >> 2];
#define IDLE_THREAD_STACK_SIZE 16384
|