X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=blobdiff_plain;f=src%2Fstm%2Fao_arch.h;h=757b5251db3e0bf38d43cd8b492a483d98216a49;hp=62af86f776faba6cd1ac17c64256b4336e6c06aa;hb=afad5ae893a48785f3b50ff4125dc78648343a2d;hpb=040a6eb119451026e1ec7c3a6a8e76b439c632d5

diff --git a/src/stm/ao_arch.h b/src/stm/ao_arch.h
index 62af86f7..757b5251 100644
--- a/src/stm/ao_arch.h
+++ b/src/stm/ao_arch.h
@@ -25,10 +25,15 @@
  * STM32L definitions and code fragments for AltOS
  */
 
-#define AO_STACK_SIZE	1024
+#define AO_STACK_SIZE	512
 
 #define AO_LED_TYPE	uint16_t
 
+#ifndef AO_TICK_TYPE
+#define AO_TICK_TYPE	uint16_t
+#define AO_TICK_SIGNED	int16_t
+#endif
+
 /* Various definitions to make GCC look more like SDCC */
 
 #define ao_arch_naked_declare	__attribute__((naked))
@@ -38,13 +43,12 @@
 #define __xdata
 #define __code const
 #define __reentrant
-#define __critical
 #define __interrupt(n)
 #define __at(n)
 
-#define CORTEX_M3_AIRCR		((uint32_t *) 0xe000ed0c)
-
-#define ao_arch_reboot()	(*((uint32_t *) 0xe000ed0c) = 0x05fa0004)
+#define ao_arch_reboot() \
+	(stm_scb.aircr = ((STM_SCB_AIRCR_VECTKEY_KEY << STM_SCB_AIRCR_VECTKEY) | \
+			  (1 << STM_SCB_AIRCR_SYSRESETREQ)))
 
 #define ao_arch_nop()		asm("nop")
 
@@ -59,93 +63,26 @@ extern void putchar(char c);
 extern char getchar(void);
 extern void ao_avr_stdio_init(void);
 
-extern const uint16_t ao_serial_number;
 
-#define ARM_PUSH32(stack, val)	(*(--(stack)) = (val))
+/*
+ * ao_romconfig.c
+ */
+
+#define AO_ROMCONFIG_VERSION	2
+
+#define AO_ROMCONFIG_SYMBOL(a) __attribute__((section(".romconfig"))) const
+
+extern const uint16_t ao_romconfig_version;
+extern const uint16_t ao_romconfig_check;
+extern const uint16_t ao_serial_number;
+extern const uint32_t ao_radio_cal;
 
 #define ao_arch_task_members\
 	uint32_t *sp;			/* saved stack pointer */
 
-#define cli()	asm("cpsid i")
-#define sei()	asm("cpsie i")
-
-#define ao_arch_init_stack(task, start) do {				\
-		uint32_t	*sp = (uint32_t *) (task->stack + AO_STACK_SIZE); \
-		uint32_t	a = (uint32_t) start; 			\
-		int		i;					\
-									\
-		/* APSR */						\
-		ARM_PUSH32(sp, 0);					\
-									\
-		/* PRIMASK with interrupts enabled */			\
-		ARM_PUSH32(sp, 0);					\
-									\
-		/* Return address (goes into LR) */			\
-		ARM_PUSH32(sp, a);					\
-									\
-		/* Clear register values r0-r12 */			\
-		i = 13;							\
-		while (i--)						\
-			ARM_PUSH32(sp, 0);				\
-									\
-		task->sp = sp;						\
-} while (0);
-	
-#define ao_arch_save_regs() 	do {					\
-		uint32_t	apsr;					\
-		uint32_t	primask;				\
-									\
-		/* Save APSR */						\
-		asm("mrs %0,apsr" : "=&r" (apsr));			\
-		asm("push {%0}" : : "r" (apsr));			\
-									\
-		/* Save PRIMASK */ 					\
-		asm("mrs %0,primask" : "=&r" (primask));		\
-		asm("push {%0}" : : "r" (primask));			\
-									\
-		/* Save general registers */				\
-		asm("push {r0-r12,lr}\n");				\
-	} while (0)
-
-#define ao_arch_save_stack() do {					\
-		uint32_t	*sp;					\
-		asm("mov %0,sp" : "=&r" (sp) );				\
-		ao_cur_task->sp = (sp);					\
-		if ((uint8_t *) sp < ao_cur_task->stack)		\
-			ao_panic (AO_PANIC_STACK);			\
-	} while (0)
-
-#define ao_arch_isr_stack()	/* nothing */
-
-#define ao_arch_cpu_idle() do {			\
-		asm("wfi");			\
-	} while (0)
-
-#define ao_arch_restore_stack() do { \
-		uint32_t	sp;					\
-		uint32_t	primask;				\
-		uint32_t	apsr;					\
-		sp = (uint32_t) ao_cur_task->sp;			\
-									\
-		/* Switch stacks */					\
-		asm("mov sp, %0" : : "r" (sp) );			\
-									\
-		/* Restore general registers */				\
-		asm("pop {r0-r12,lr}\n");				\
-									\
-		/* Restore PRIMASK */					\
-		asm("pop {%0}" : "=&r" (primask) );			\
-		asm("msr primask,%0" : : "r" (primask) );		\
-									\
-		/* Restore APSR */					\
-		asm("pop {%0}" : "=&r" (apsr) );			\
-		asm("msr apsr,%0" : : "r" (apsr) );			\
-									\
-		/* Return to calling function */			\
-		asm("bx lr");						\
-	} while(0)
-
-#define ao_arch_critical(b) do { cli(); do { b } while (0); sei(); } while (0)
+#define ao_arch_block_interrupts()	asm("cpsid i")
+#define ao_arch_release_interrupts()	asm("cpsie i")
+
 
 /*
  * For now, we're running at a weird frequency
@@ -162,6 +99,7 @@ extern const uint16_t ao_serial_number;
 #define AO_HCLK		(AO_SYSCLK / AO_AHB_PRESCALER)
 #define AO_PCLK1	(AO_HCLK / AO_APB1_PRESCALER)
 #define AO_PCLK2	(AO_HCLK / AO_APB2_PRESCALER)
+#define AO_SYSTICK	(AO_HCLK / 8)
 
 #if AO_APB1_PRESCALER == 1
 #define AO_TIM23467_CLK		AO_PCLK1
@@ -175,52 +113,26 @@ extern const uint16_t ao_serial_number;
 #define AO_TIM91011_CLK		(2 * AO_PCLK2)
 #endif
 
+#define AO_STM_NVIC_HIGH_PRIORITY	4
+#define AO_STM_NVIC_CLOCK_PRIORITY	6
+#define AO_STM_NVIC_MED_PRIORITY	8
+#define AO_STM_NVIC_LOW_PRIORITY	10
+
 void ao_lcd_stm_init(void);
 
 void ao_lcd_font_init(void);
 
 void ao_lcd_font_string(char *s);
 
-char
-ao_serial1_getchar(void);
-
-void
-ao_serial1_putchar(char c);
-
-char
-ao_serial1_pollchar(void);
-
-void
-ao_serial1_set_speed(uint8_t speed);
-
-char
-ao_serial2_getchar(void);
-
-void
-ao_serial2_putchar(char c);
-
-char
-ao_serial2_pollchar(void);
-
-void
-ao_serial2_set_speed(uint8_t speed);
-
-char
-ao_serial3_getchar(void);
-
-void
-ao_serial3_putchar(char c);
-
-char
-ao_serial3_pollchar(void);
-
-void
-ao_serial3_set_speed(uint8_t speed);
-
-extern uint32_t	ao_radio_cal;
+extern const uint32_t	ao_radio_cal;
 
 void
 ao_adc_init();
 
+#define AO_BOOT_APPLICATION_BASE	((uint32_t *) 0x08001000)
+#define AO_BOOT_LOADER_BASE		((uint32_t *) 0x0)
+#define HAS_BOOT_LOADER			1
+
 #endif /* _AO_ARCH_H_ */
 
+