altos: Move SPI functions to architecture-specific location

Some architecture specific stuff needs to use core altos code, so
create new ao_arch_funcs.h files per architecture that get pulled in
at the end of ao.h

Signed-off-by: Keith Packard <keithp@keithp.com>

1 files changed, 35 insertions, 0 deletions

diff --git a/src/stm/ao_arch_funcs.h b/src/stm/ao_arch_funcs.h
new file mode 100644
index 00000000..9b68f19a
--- /dev/null
+++ b/src/stm/ao_arch_funcs.h
@@ -0,0 +1,35 @@
+/*
+ * Copyright © 2012 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_FUNCS_H_
+#define _AO_ARCH_FUNCS_H_
+
+extern uint8_t	ao_spi_mutex[STM_NUM_SPI];
+
+static inline void ao_spi_get(uint8_t spi_index) { ao_mutex_get(&ao_spi_mutex[spi_index]); }
+static inline void ao_spi_put(uint8_t spi_index) { ao_mutex_put(&ao_spi_mutex[spi_index]); }
+
+void
+ao_spi_send(void *block, uint16_t len, uint8_t spi_index);
+
+void
+ao_spi_recv(void *block, uint16_t len, uint8_t spi_index);
+
+void
+ao_spi_init(uint8_t spi_index);
+
+#endif /* _AO_ARCH_FUNCS_H_ */