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target-arm: Add WFx syndrome function

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Adds a utility function for creating a WFx exception syndrome

Signed-off-by: Greg Bellows <greg.bellows@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Acked-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Message-id: 1429722561-12651-9-git-send-email-greg.bellows@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Greg Bellows 2015-04-22 12:09:20 -05:00 committed by Peter Maydell
parent 88e8add8b6
commit 06fbb2fdf7
1 changed files with 6 additions and 0 deletions
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6
target-arm/internals.h
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@ -347,6 +347,12 @@ static inline uint32_t syn_breakpoint(int same_el)
| ARM_EL_IL | 0x22;
}
static inline uint32_t syn_wfx(int cv, int cond, int ti)
{
return (EC_WFX_TRAP << ARM_EL_EC_SHIFT) |
(cv << 24) | (cond << 20) | ti;
}
/* Update a QEMU watchpoint based on the information the guest has set in the
* DBGWCR<n>_EL1 and DBGWVR<n>_EL1 registers.
*/