X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=blobdiff_plain;f=src%2Fcc1111%2Fao_arch.h;h=35fd66f8e416ea3960128e393a683c0a487edac3;hp=585fffe52b5ddf0ccae93761e3f5ea84287ce902;hb=e9fab7dc99a0e7c22b511c5919adf7df85213252;hpb=a588092a7d76dab92e4ab11e0fdb457d2ddc9025

diff --git a/src/cc1111/ao_arch.h b/src/cc1111/ao_arch.h
index 585fffe5..35fd66f8 100644
--- a/src/cc1111/ao_arch.h
+++ b/src/cc1111/ao_arch.h
@@ -24,9 +24,108 @@
 
 #include "cc1111.h"
 
+/* Convert a __data pointer into an __xdata pointer */
+#define DATA_TO_XDATA(a)	((void __xdata *) ((uint8_t) (a) | 0xff00))
+
+/* Stack runs from above the allocated __data space to 0xfe, which avoids
+ * writing to 0xff as that triggers the stack overflow indicator
+ */
+#define AO_STACK_START	0x90
+#define AO_STACK_END	0xfe
+#define AO_STACK_SIZE	(AO_STACK_END - AO_STACK_START + 1)
+
 #define ao_arch_reboot() do {					\
 	WDCTL = WDCTL_EN | WDCTL_MODE_WATCHDOG | WDCTL_INT_64;	\
 	ao_delay(AO_SEC_TO_TICKS(2));				\
 	} while (0)
 	
+#define ao_arch_nop()	_asm nop _endasm
+#define ao_arch_interrupt(n)	__interrupt n
+
+#define ao_arch_naked_declare	__naked
+#define ao_arch_naked_define	__naked
+
+/* CC1111-specific drivers */
+
+/*
+ * ao_romconfig.c
+ */
+
+#define AO_ROMCONFIG_VERSION	2
+
+extern __code __at (0x00a0) uint16_t ao_romconfig_version;
+extern __code __at (0x00a2) uint16_t ao_romconfig_check;
+extern __code __at (0x00a4) uint16_t ao_serial_number;
+extern __code __at (0x00a6) uint32_t ao_radio_cal;
+
+#ifndef HAS_USB
+#error Please define HAS_USB
+#endif
+
+#if HAS_USB
+extern __code __at (0x00aa) uint8_t ao_usb_descriptors [];
+#endif
+
+/* Initialize stack */
+#define ao_arch_init_stack(task, start) {			\
+	uint8_t __xdata *stack = task->stack;			\
+	uint8_t	t;						\
+	*stack++ = ((uint16_t) start);		/* 0 */		\
+	*stack++ = ((uint16_t) start) >> 8;	/* 1 */		\
+								\
+	/* and the stuff saved by ao_switch */			\
+	*stack++ = 0;				/* 2 acc */   	\
+	*stack++ = 0x80;			/* 3 IE */ 	\
+								\
+	/*  4 DPL 						\
+	 *  5 DPH 						\
+	 *  6 B 						\
+	 *  7 R2 						\
+	 *  8 R3 						\
+	 *  9 R4 						\
+	 * 10 R5 						\
+	 * 11 R6 						\
+	 * 12 R7 						\
+	 * 13 R0 						\
+	 * 14 R1 						\
+	 * 15 PSW 						\
+	 * 16 BP 						\
+	 */ 							\
+	for (t = 0; t < 13; t++) 				\
+		*stack++ = 0; 					\
+	task->stack_count = 17;					\
+	}
+
+
+  
+/* Save current context */
+
+#define ao_arch_save_context() \
+	_asm \
+		/* Push ACC first, as when restoring the context it must be restored \
+		 * last (it is used to set the IE register). */ \
+		push	ACC \
+		/* Store the IE register then enable interrupts. */ \
+		push	_IEN0 \
+		setb	_EA \
+		push	DPL \
+		push	DPH \
+		push	b \
+		push	ar2 \
+		push	ar3 \
+		push	ar4 \
+		push	ar5 \
+		push	ar6 \
+		push	ar7 \
+		push	ar0 \
+		push	ar1 \
+		push	PSW \
+	_endasm; \
+	PSW = 0; \
+	_asm \
+		push	_bp \
+	_endasm
+
+
+
 #endif /* _AO_ARCH_H_ */