cc1111 debug port access through cp2103 serial chip

1 files changed, 80 insertions, 0 deletions

diff --git a/ccdbg.h b/ccdbg.h
new file mode 100644
index 00000000..8f937bd4
--- /dev/null
+++ b/ccdbg.h
@@ -0,0 +1,80 @@
+/*
+ * Copyright © 2008 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 _CCDBG_H_
+#define _CCDBG_H_
+
+#include <stdint.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+#include <stdio.h>
+#include <stdint.h>
+#include <assert.h>
+#include <sys/types.h>
+#include <sys/ioctl.h>
+#include <cp2101.h>
+
+#define CC_DATA		CP2101_GPIO_MASK(0)
+#define CC_CLOCK	CP2101_GPIO_MASK(1)
+#define CC_RESET_N	CP2101_GPIO_MASK(2)
+
+/* painfully slow for now */
+#define CC_CLOCK_US	(2 * 1000)
+
+struct ccdbg {
+	int	fd;
+	uint8_t	debug_data;
+	int	clock;
+};
+
+#include "cccp.h"
+
+#define CC_CHIP_ERASE		0x14
+
+#define CC_WR_CONFIG		0x1d
+#define CC_RD_CONFIG		0x24
+# define CC_CONFIG_TIMERS_OFF		(1 << 3)
+# define CC_CONFIG_DMA_PAUSE		(1 << 2)
+# define CC_CONFIG_TIMER_SUSPEND	(1 << 1)
+# define CC_SET_FLASH_INFO_PAGE		(1 << 0)
+
+#define CC_GET_PC		0x28
+#define CC_READ_STATUS		0x34
+# define CC_STATUS_CHIP_ERASE_DONE	(1 << 7)
+# define CC_STATUS_PCON_IDLE		(1 << 6)
+# define CC_STATUS_CPU_HALTED		(1 << 5)
+# define CC_STATUS_POWER_MODE_0		(1 << 4)
+# define CC_STATUS_HALT_STATUS		(1 << 3)
+# define CC_STATUS_DEBUG_LOCKED		(1 << 2)
+# define CC_STATUS_OSCILLATOR_STABLE	(1 << 1)
+# define CC_STATUS_STACK_OVERFLOW	(1 << 0)
+
+#define CC_SET_HW_BRKPNT	0x3b
+# define CC_HW_BRKPNT_N(n)	((n) << 3)
+# define CC_HW_BRKPNT_N_MASK	(0x3 << 3)
+# define CC_HW_BRKPNT_ENABLE	(1 << 2)
+
+#define CC_HALT			0x44
+#define CC_RESUME		0x4c
+#define CC_DEBUG_INSTR(n)	(0x54|(n))
+#define CC_STEP_INSTR		0x5c
+#define CC_STEP_REPLACE		(0x64|(n))
+#define CC_GET_CHIP_ID		0x68
+
+#endif /* _CCDBG_H_ */