diff options
Diffstat (limited to 'os')
| -rw-r--r-- | os/ports/GCC/ARMCMx/chcore.c | 15 | ||||
| -rw-r--r-- | os/ports/GCC/ARMCMx/chcore.h | 36 |
2 files changed, 39 insertions, 12 deletions
diff --git a/os/ports/GCC/ARMCMx/chcore.c b/os/ports/GCC/ARMCMx/chcore.c index f547ea60c..9cb2b9ea5 100644 --- a/os/ports/GCC/ARMCMx/chcore.c +++ b/os/ports/GCC/ARMCMx/chcore.c @@ -104,7 +104,7 @@ void _port_switch_from_irq(void) { "pop {pc}");
}
-#if CORTEX_MODEL == CORTEX_M0
+#if defined(CH_ARCHITECTURE_ARM_v6M)
#define PUSH_CONTEXT(sp) { \
asm volatile ("push {r4, r5, r6, r7, lr} \n\t" \
"mov r4, r8 \n\t" \
@@ -122,8 +122,17 @@ void _port_switch_from_irq(void) { "mov r11, r7 \n\t" \
"pop {r4, r5, r6, r7, pc}" : : "r" (sp)); \
}
-#else /* CORTEX_MODEL != CORTEX_M0 */
-#endif /* CORTEX_MODEL != CORTEX_M0 */
+#elif defined(CH_ARCHITECTURE_ARM_v7M)
+#define PUSH_CONTEXT(sp) { \
+ asm volatile ("push {r4, r5, r6, r7, r8, r9, r10, r11, lr} \n\t"); \
+}
+
+#define POP_CONTEXT(sp) { \
+ asm volatile ("pop {r4, r5, r6, r7, r8, r9, r10, r11, pc} \n\t" \
+ : : "r" (sp)); \
+}
+#else
+#endif
/**
* @brief Performs a context switch between two threads.
diff --git a/os/ports/GCC/ARMCMx/chcore.h b/os/ports/GCC/ARMCMx/chcore.h index 01c50ef17..779485385 100644 --- a/os/ports/GCC/ARMCMx/chcore.h +++ b/os/ports/GCC/ARMCMx/chcore.h @@ -129,32 +129,36 @@ /* Port exported info. */
/*===========================================================================*/
+#if defined(__DOXYGEN__)
/**
- * @brief Name of the implemented architecture.
+ * @brief Macro defining the ARM architecture.
*/
-#define CH_ARCHITECTURE_NAME "ARM"
+#define CH_ARCHITECTURE_ARM_vxm
-#if defined(__DOXYGEN__)
/**
- * @brief Macro defining the ARM Cortex-M3 architecture.
+ * @brief Name of the implemented architecture.
*/
-#define CH_ARCHITECTURE_ARMCMx
+#define CH_ARCHITECTURE_NAME "ARMvx-M"
/**
* @brief Name of the architecture variant (optional).
*/
#define CH_CORE_VARIANT_NAME "Cortex-Mx"
#elif CORTEX_MODEL == CORTEX_M4
-#define CH_ARCHITECTURE_ARMCM4
+#define CH_ARCHITECTURE_ARM_v7M
+#define CH_ARCHITECTURE_NAME "ARMv7-M"
#define CH_CORE_VARIANT_NAME "Cortex-M4"
#elif CORTEX_MODEL == CORTEX_M3
-#define CH_ARCHITECTURE_ARMCM3
+#define CH_ARCHITECTURE_ARM_v7M
+#define CH_ARCHITECTURE_NAME "ARMv7-M"
#define CH_CORE_VARIANT_NAME "Cortex-M3"
#elif CORTEX_MODEL == CORTEX_M1
-#define CH_ARCHITECTURE_ARMCM1
+#define CH_ARCHITECTURE_ARM_v6M
+#define CH_ARCHITECTURE_NAME "ARMv6-M"
#define CH_CORE_VARIANT_NAME "Cortex-M1"
#elif CORTEX_MODEL == CORTEX_M0
-#define CH_ARCHITECTURE_ARMCM0
+#define CH_ARCHITECTURE_ARM_v6M
+#define CH_ARCHITECTURE_NAME "ARMv6-M"
#define CH_CORE_VARIANT_NAME "Cortex-M0"
#endif
@@ -210,6 +214,7 @@ struct extctx { * @details This structure represents the inner stack frame during a context
* switching.
*/
+#if defined(CH_ARCHITECTURE_ARM_v6M)
struct intctx {
regarm_t r8;
regarm_t r9;
@@ -221,6 +226,19 @@ struct intctx { regarm_t r7;
regarm_t lr;
};
+#elif defined(CH_ARCHITECTURE_ARM_v7M)
+struct intctx {
+ regarm_t r4;
+ regarm_t r5;
+ regarm_t r6;
+ regarm_t r7;
+ regarm_t r8;
+ regarm_t r9;
+ regarm_t r10;
+ regarm_t r11;
+ regarm_t lr;
+};
+#endif
#endif
#if !defined(__DOXYGEN__)
|