X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=src%2Fstm32f1%2Fao_arch.h;fp=src%2Fstm32f1%2Fao_arch.h;h=b58e33f6fac9715b986915dfa406885df7db8690;hb=c2b775a6cd8888f98f086b4b730edb31bb846f91;hp=0000000000000000000000000000000000000000;hpb=f856f20b31c542caeb5decbf3546c6a0242ab33d;p=fw%2Faltos

diff --git a/src/stm32f1/ao_arch.h b/src/stm32f1/ao_arch.h
new file mode 100644
index 00000000..b58e33f6
--- /dev/null
+++ b/src/stm32f1/ao_arch.h
@@ -0,0 +1,75 @@
+/*
+ * Copyright © 2023 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, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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 <stm32f1.h>
+
+#ifndef AO_STACK_SIZE
+#define AO_STACK_SIZE	512
+#endif
+
+#define AO_PORT_TYPE	uint16_t
+
+#define ao_arch_naked_declare	__attribute__((naked))
+#define ao_arch_naked_define
+#define __interrupt(n)
+#define __at(n)
+
+#define ao_arch_nop()		asm("nop")
+
+#define ao_arch_interrupt(n)	/* nothing */
+
+#define AO_ROMCONFIG_SYMBOL __attribute__((section(".init.1"))) const
+#define AO_USBCONFIG_SYMBOL __attribute__((section(".init.2"))) const
+
+#define AO_SYSTICK	(AO_HCLK / 8)
+
+#if AO_NONMASK_INTERRUPT
+#define AO_STM_NVIC_NONMASK_PRIORITY	0x00
+
+/* Set the basepri register to this value to mask all
+ * non-maskable priorities
+ */
+#define AO_STM_NVIC_BASEPRI_MASK	0x10
+#endif
+
+#define AO_STM_NVIC_HIGH_PRIORITY	0x40
+#define AO_STM_NVIC_MED_PRIORITY	0x80
+#define AO_STM_NVIC_LOW_PRIORITY	0xC0
+#define AO_STM_NVIC_CLOCK_PRIORITY	0xf0
+
+#define AO_PCLK1	AO_APB1CLK
+#define AO_PCLK2	AO_APB2CLK
+
+#if AO_RCC_CFGR_PPRE1_DIV == STM_RCC_CFGR_PPRE1_DIV_1
+#define AO_TIM23467_CLK		AO_APB1CLK
+#else
+#define AO_TIM23467_CLK		(2 * AO_APB1CLK)
+#endif
+
+/* ADC maximum reported value */
+#define AO_ADC_MAX			4095
+
+#define AO_BOOT_APPLICATION_BASE	((uint32_t *) 0x08001000)
+#define AO_BOOT_APPLICATION_BOUND	((uint32_t *) (0x08000000 + stm_flash_size()))
+#define AO_BOOT_LOADER_BASE		((uint32_t *) 0x08000000)
+#define HAS_BOOT_LOADER			1
+
+#endif /* _AO_ARCH_H_ */