diff options
Diffstat (limited to 'test/coverage/chcore.h')
| -rw-r--r-- | test/coverage/chcore.h | 206 |
1 files changed, 206 insertions, 0 deletions
diff --git a/test/coverage/chcore.h b/test/coverage/chcore.h new file mode 100644 index 000000000..276b935da --- /dev/null +++ b/test/coverage/chcore.h @@ -0,0 +1,206 @@ +/*
+ ChibiOS/RT - Copyright (C) 2006-2007 Giovanni Di Sirio.
+
+ This file is part of ChibiOS/RT.
+
+ ChibiOS/RT is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ ChibiOS/RT is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/**
+ * @addtogroup WIN32SIM_CORE
+ * @{
+ */
+
+#ifndef _CHCORE_H_
+#define _CHCORE_H_
+
+/**
+ * Macro defining the a simulated architecture into Win32.
+ */
+#define CH_ARCHITECTURE_WIN32SIM
+
+/**
+ * 32 bit stack alignment.
+ */
+typedef uint32_t stkalign_t;
+
+/**
+ * Generic x86 register. + */
+typedef void *regx86;
+
+/**
+ * Interrupt saved context.
+ * This structure represents the stack frame saved during a preemption-capable
+ * interrupt handler.
+ */
+struct extctx {
+};
+
+/**
+ * System saved context.
+ * @note In this demo the floating point registers are not saved.
+ */
+struct intctx {
+ regx86 ebx;
+ regx86 edi;
+ regx86 esi;
+ regx86 ebp;
+ regx86 eip;
+};
+
+/**
+ * Platform dependent part of the @p Thread structure.
+ * This structure usually contains just the saved stack pointer defined as a
+ * pointer to a @p intctx structure.
+ */
+struct context {
+ struct intctx volatile *esp;
+};
+
+#define APUSH(p, a) (p) -= sizeof(void *), *(void **)(p) = (void*)(a)
+
+/**
+ * Platform dependent part of the @p chThdInit() API.
+ * This code usually setup the context switching frame represented by a
+ * @p intctx structure.
+ */
+#define SETUP_CONTEXT(workspace, wsize, pf, arg) { \
+ uint8_t *esp = (uint8_t *)workspace + wsize; \
+ APUSH(esp, arg); \
+ APUSH(esp, threadexit); \
+ 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; \
+}
+
+/**
+ * Stack size for the system idle thread.
+ */
+#ifndef IDLE_THREAD_STACK_SIZE
+#define IDLE_THREAD_STACK_SIZE 256
+#endif
+
+/**
+ * Per-thread stack overhead for interrupts servicing, it is used in the
+ * calculation of the correct working area size.
+ * It requires stack space because the simulated "interrupt handlers" invoke
+ * Win32 APIs inside so it better have a lot of space.
+ */
+#ifndef INT_REQUIRED_STACK
+#define INT_REQUIRED_STACK 16384
+#endif
+
+/**
+ * Enforces a correct alignment for a stack area size value.
+ */
+#define STACK_ALIGN(n) ((((n) - 1) | (sizeof(stkalign_t) - 1)) + 1)
+
+ /**
+ * Computes the thread working area global size.
+ */
+#define THD_WA_SIZE(n) STACK_ALIGN(sizeof(Thread) + \
+ sizeof(void *) * 2 + \
+ sizeof(struct intctx) + \
+ sizeof(struct extctx) + \
+ (n) + (INT_REQUIRED_STACK))
+
+/**
+ * Macro used to allocate a thread working area aligned as both position and
+ * size.
+ */
+#define WORKING_AREA(s, n) stkalign_t s[THD_WA_SIZE(n) / sizeof(stkalign_t)];
+
+/**
+ * IRQ prologue code, inserted at the start of all IRQ handlers enabled to
+ * invoke system APIs. + */
+#define PORT_IRQ_PROLOGUE()
+
+/**
+ * IRQ epilogue code, inserted at the end of all IRQ handlers enabled to
+ * invoke system APIs.
+ */
+#define PORT_IRQ_EPILOGUE()
+
+/**
+ * IRQ handler function declaration.
+ */
+#define PORT_IRQ_HANDLER(id) void id(void)
+
+/**
+ * Simulator initialization.
+ */
+#define port_init() InitCore()
+
+/**
+ * Does nothing in this simulator.
+ */
+#define port_lock()
+
+/**
+ * Does nothing in this simulator.
+ */
+#define port_unlock()
+
+/**
+ * Does nothing in this simulator.
+ */
+#define port_lock_from_isr()
+
+/**
+ * Does nothing in this simulator.
+ */
+#define port_unlock_from_isr()
+
+/**
+ * Does nothing in this simulator.
+ */
+#define port_disable()
+
+/**
+ * Does nothing in this simulator.
+ */
+#define port_suspend()
+
+/**
+ * Does nothing in this simulator.
+ */
+#define port_enable()
+
+/**
+ * In the simulator this does a polling pass on the simulated interrupt
+ * sources.
+ */
+#define port_wait_for_interrupt() ChkIntSources()
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+ __attribute__((fastcall)) void port_switch(Thread *otp, Thread *ntp);
+ __attribute__((fastcall)) void port_halt(void);
+ void InitCore(void);
+ void ChkIntSources(void);
+ void threadexit(void);
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _CHCORE_H_ */
+
+/** @} */
|