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target/xtensa: virtualize XDM registers

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Use indirect enum IDs to access XDM registers in preparation for supporting both NAR (JTAG) and APB (DAP).  No new clang static analysis warnings.

Signed-off-by: Ian Thompson <ianst@cadence.com>
Change-Id: I0b742fe4661ff3cf609454b8650493d141a1e1ff
Reviewed-on: https://review.openocd.org/c/openocd/+/7143
Tested-by: jenkins
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
This commit is contained in:
Ian Thompson
2022-08-24 06:51:51 -07:00
committed by Antonio Borneo
parent ea165d8e89
commit de99836cf6
4 changed files with 389 additions and 238 deletions
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8
src/target/xtensa/xtensa.h
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@@ -273,24 +273,24 @@ static inline bool xtensa_data_addr_valid(struct target *target, uint32_t addr)
return false;
}
static inline int xtensa_queue_dbg_reg_read(struct xtensa *xtensa, unsigned int reg, uint8_t *data)
static inline int xtensa_queue_dbg_reg_read(struct xtensa *xtensa, enum xtensa_dm_reg reg, uint8_t *data)
{
struct xtensa_debug_module *dm = &xtensa->dbg_mod;
if (!xtensa->core_config->trace.enabled &&
(reg <= NARADR_MEMADDREND || (reg >= NARADR_PMG && reg <= NARADR_PMSTAT7))) {
(reg <= XDMREG_MEMADDREND || (reg >= XDMREG_PMG && reg <= XDMREG_PMSTAT7))) {
LOG_ERROR("Can not access %u reg when Trace Port option disabled!", reg);
return ERROR_FAIL;
}
return dm->dbg_ops->queue_reg_read(dm, reg, data);
}
static inline int xtensa_queue_dbg_reg_write(struct xtensa *xtensa, unsigned int reg, uint32_t data)
static inline int xtensa_queue_dbg_reg_write(struct xtensa *xtensa, enum xtensa_dm_reg reg, uint32_t data)
{
struct xtensa_debug_module *dm = &xtensa->dbg_mod;
if (!xtensa->core_config->trace.enabled &&
(reg <= NARADR_MEMADDREND || (reg >= NARADR_PMG && reg <= NARADR_PMSTAT7))) {
(reg <= XDMREG_MEMADDREND || (reg >= XDMREG_PMG && reg <= XDMREG_PMSTAT7))) {
LOG_ERROR("Can not access %u reg when Trace Port option disabled!", reg);
return ERROR_FAIL;
}