1 files changed, 122 insertions, 0 deletions
diff --git a/src/lpc/ao_arch.h b/src/lpc/ao_arch.h
new file mode 100644
index 00000000..61182160
--- /dev/null
+++ b/src/lpc/ao_arch.h
@@ -0,0 +1,122 @@
+/*
+ * Copyright © 2013 Keith Packard <keithp@keithp.com>
+ *
+ * This program 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; version 2 of the License.
+ *
+ * This program 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, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ */
+
+#ifndef _AO_ARCH_H_
+#define _AO_ARCH_H_
+
+#include <lpc.h>
+
+/*
+ * LPC11U14 definitions and code fragments for AltOS
+ */
+
+#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))
+#define ao_arch_naked_define
+#define __pdata
+#define __data
+#define __xdata
+#define __code const
+#define __reentrant
+#define __interrupt(n)
+#define __at(n)
+
+#define ao_arch_reboot() 
+
+#define ao_arch_nop()		asm("nop")
+
+#define ao_arch_interrupt(n)	/* nothing */
+
+#undef putchar
+#undef getchar
+#define putchar(c)	ao_putchar(c)
+#define getchar		ao_getchar
+
+extern void putchar(char c);
+extern char getchar(void);
+
+/*
+ * 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 ao_arch_block_interrupts()	asm("cpsid i")
+#define ao_arch_release_interrupts()	asm("cpsie i")
+
+/*
+ * For now, we're running at a weird frequency
+ */
+
+#if AO_HSE
+#define AO_PLLSRC	AO_HSE
+#else
+#define AO_PLLSRC	STM_HSI_FREQ
+#endif
+
+#define AO_PLLVCO	(AO_PLLSRC * AO_PLLMUL)
+#define AO_SYSCLK	(AO_PLLVCO / AO_PLLDIV)
+#define AO_HCLK		(AO_SYSCLK / AO_AHB_PRESCALER)
+#define AO_PCLK1	(AO_HCLK / AO_APB1_PRESCALER)
+#define AO_PCLK2	(AO_HCLK / AO_APB2_PRESCALER)
+
+#if AO_APB1_PRESCALER == 1
+#define AO_TIM23467_CLK		AO_PCLK1
+#else
+#define AO_TIM23467_CLK		(2 * AO_PCLK1)
+#endif
+
+#if AO_APB2_PRESCALER == 1
+#define AO_TIM91011_CLK		AO_PCLK2
+#else
+#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_adc_init(void);
+
+
+
+void
+ao_serial_init(void);
+
+#endif /* _AO_ARCH_H_ */