jtag_tap_t -> struct jtag_tap

[openocd.git] / src / target / cortex_a8.h

diff --git a/src/target/cortex_a8.h b/src/target/cortex_a8.h
index d675ee4c64ebd67ae2f3efcbe6b4ca589257402e..39d4e77af298b7c67c8f791bd85a814f5d2aaf08 100644 (file)
--- a/src/target/cortex_a8.h
+++ b/src/target/cortex_a8.h
@@ -31,7 +31,8 @@
 
 #include "register.h"
 #include "target.h"
-#include "armv7m.h"
+#include "armv7a.h"
+#include "arm7_9_common.h"
 
 extern char* cortex_a8_state_strings[];
 
@@ -39,27 +40,65 @@ extern char* cortex_a8_state_strings[];
 
 #define CPUID          0x54011D00
 /* Debug Control Block */
-#define DCB_DHCSR      0x54011DF0
-#define DCB_DCRSR      0x54011DF4
-#define DCB_DCRDR      0x54011DF8
-#define DCB_DEMCR      0x54011DFC
+#define CPUDBG_DIDR            0x000
+#define CPUDBG_WFAR            0x018
+#define CPUDBG_VCR     0x01C
+#define CPUDBG_ECR     0x024
+#define CPUDBG_DSCCR   0x028
+#define CPUDBG_DTRRX   0x080
+#define CPUDBG_ITR     0x084
+#define CPUDBG_DSCR    0x088
+#define CPUDBG_DTRTX   0x08c
+#define CPUDBG_DRCR    0x090
+#define CPUDBG_BVR_BASE        0x100
+#define CPUDBG_BCR_BASE        0x140
+#define CPUDBG_WVR_BASE        0x180
+#define CPUDBG_WCR_BASE        0x1C0
 
-typedef struct  cortex_a8_fp_comparator_s
+#define CPUDBG_OSLAR   0x300
+#define CPUDBG_OSLSR   0x304
+#define CPUDBG_OSSRR   0x308
+
+#define CPUDBG_PRCR    0x310
+#define CPUDBG_PRSR    0x314
+
+#define CPUDBG_CPUID   0xD00
+#define CPUDBG_CTYPR   0xD04
+#define CPUDBG_TTYPR   0xD0C
+#define CPUDBG_LOCKACCESS 0xFB0
+#define CPUDBG_LOCKSTATUS 0xFB4
+#define CPUDBG_AUTHSTATUS 0xFB8
+
+#define BRP_NORMAL 0
+#define BRP_CONTEXT 1
+
+/* DSCR Bit offset */
+#define DSCR_CORE_HALTED               0
+#define DSCR_CORE_RESTARTED    1
+#define DSCR_EXT_INT_EN                13
+#define DSCR_HALT_DBG_MODE             14
+#define DSCR_MON_DBG_MODE              15
+#define DSCR_INSTR_COMP                24
+#define DSCR_DTR_TX_FULL               29
+#define DSCR_DTR_RX_FULL               30
+
+typedef struct  cortex_a8_brp_s
 {
        int used;
        int type;
-       uint32_t fpcr_value;
-       uint32_t fpcr_address;
-} cortex_a8_fp_comparator_t;
+       uint32_t value;
+       uint32_t control;
+       uint8_t         BRPn;
+} cortex_a8_brp_t;
 
-typedef struct  cortex_a8_dwt_comparator_s
+typedef struct  cortex_a8_wrp_s
 {
        int used;
-       uint32_t comp;
-       uint32_t mask;
-       uint32_t function;
-       uint32_t dwt_comparator_address;
-} cortex_a8_dwt_comparator_t;
+       int type;
+       uint32_t value;
+       uint32_t control;
+       uint8_t         WRPn;
+} cortex_a8_wrp_t;
 
 typedef struct cortex_a8_common_s
 {
@@ -67,33 +106,44 @@ typedef struct cortex_a8_common_s
        arm_jtag_t jtag_info;
 
        /* Context information */
-       uint32_t dcb_dhcsr;
+       uint32_t cpudbg_dscr;
        uint32_t nvic_dfsr;  /* Debug Fault Status Register - shows reason for debug halt */
        uint32_t nvic_icsr;  /* Interrupt Control State Register - shows active and pending IRQ */
 
-       /* Flash Patch and Breakpoint (FPB) */
-       int fp_num_lit;
-       int fp_num_code;
-       int fp_code_available;
-       int fpb_enabled;
-       int auto_bp_type;
-       cortex_a8_fp_comparator_t *fp_comparator_list;
+       /* Saved cp15 registers */
+       uint32_t cp15_control_reg;
+       uint32_t cp15_aux_control_reg;
+
+       /* Breakpoint register pairs */
+       int brp_num_context;
+       int brp_num;
+       int brp_num_available;
+//     int brp_enabled;
+       cortex_a8_brp_t *brp_list;
 
-       /* Data Watchpoint and Trace (DWT) */
-       int dwt_num_comp;
-       int dwt_comp_available;
-       cortex_a8_dwt_comparator_t *dwt_comparator_list;
+       /* Watchpoint register pairs */
+       int wrp_num;
+       int wrp_num_available;
+       cortex_a8_wrp_t *wrp_list;
 
        /* Interrupts */
        int intlinesnum;
        uint32_t *intsetenable;
 
-       armv7m_common_t armv7m;
-       void *arch_info;
+       /* Use cortex_a8_read_regs_through_mem for fast register reads */
+       int fast_reg_read;
+
+       armv7a_common_t armv7a_common;
 } cortex_a8_common_t;
 
-extern int cortex_a8_init_arch_info(target_t *target, cortex_a8_common_t *cortex_a8, jtag_tap_t *tap);
-int cortex_a8_read_memory(struct target_s *target, uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer);
-int cortex_a8_write_memory(struct target_s *target, uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer);
+static inline struct cortex_a8_common_s *
+target_to_cortex_a8(struct target_s *target)
+{
+       return container_of(target->arch_info, struct cortex_a8_common_s,
+                       armv7a_common.armv4_5_common);
+}
+
+int cortex_a8_init_arch_info(target_t *target,
+               cortex_a8_common_t *cortex_a8, struct jtag_tap *tap);
 
 #endif /* CORTEX_A8_H */