diff options
| author | Jinjie Ruan <ruanjinjie@huawei.com> | 2024-04-19 14:32:59 +0100 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2024-04-25 10:21:05 +0100 |
| commit | 2e0be5f6b122e3dca53b926514287ffcead2689c (patch) | |
| tree | 14ec2a9a8f167556eaec5b5eff5f0a86405c8636 /target/arm/helper.c | |
| parent | 963e4e3648e0601a8f0b288edaf524b3c98fffbd (diff) | |
target/arm: Handle IS/FS in ISR_EL1 for NMI, VINMI and VFNMI
Add IS and FS bit in ISR_EL1 and handle the read. With CPU_INTERRUPT_NMI or
CPU_INTERRUPT_VINMI, both CPSR_I and ISR_IS must be set. With
CPU_INTERRUPT_VFNMI, both CPSR_F and ISR_FS must be set.
Signed-off-by: Jinjie Ruan <ruanjinjie@huawei.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20240407081733.3231820-9-ruanjinjie@huawei.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'target/arm/helper.c')
| -rw-r--r-- | target/arm/helper.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/target/arm/helper.c b/target/arm/helper.c index 4ee59b3705..6b6d8a349a 100644 --- a/target/arm/helper.c +++ b/target/arm/helper.c @@ -2021,16 +2021,29 @@ static uint64_t isr_read(CPUARMState *env, const ARMCPRegInfo *ri) if (cs->interrupt_request & CPU_INTERRUPT_VIRQ) { ret |= CPSR_I; } + if (cs->interrupt_request & CPU_INTERRUPT_VINMI) { + ret |= ISR_IS; + ret |= CPSR_I; + } } else { if (cs->interrupt_request & CPU_INTERRUPT_HARD) { ret |= CPSR_I; } + + if (cs->interrupt_request & CPU_INTERRUPT_NMI) { + ret |= ISR_IS; + ret |= CPSR_I; + } } if (hcr_el2 & HCR_FMO) { if (cs->interrupt_request & CPU_INTERRUPT_VFIQ) { ret |= CPSR_F; } + if (cs->interrupt_request & CPU_INTERRUPT_VFNMI) { + ret |= ISR_FS; + ret |= CPSR_F; + } } else { if (cs->interrupt_request & CPU_INTERRUPT_FIQ) { ret |= CPSR_F; |