Message ID | 1506092407-26985-21-git-send-email-peter.maydell@linaro.org |
---|---|
State | Accepted |
Commit | 04829ce334bece78d4fa1d0fdbc8bc27dae9b242 |
Headers | show |
Series | ARM v8M: exception entry, exit and security | expand |
On 09/22/2017 12:00 PM, Peter Maydell wrote: > When we added support for the new SHCSR bits in v8M in commit > 437d59c17e9 the code to support writing to the new HARDFAULTPENDED > bit was accidentally only added for non-secure writes; the > secure banked version of the bit should also be writable. > > Signed-off-by: Peter Maydell <peter.maydell@linaro.org> > --- > hw/intc/armv7m_nvic.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/hw/intc/armv7m_nvic.c b/hw/intc/armv7m_nvic.c > index bd1d5d3..22d5e6e 100644 > --- a/hw/intc/armv7m_nvic.c > +++ b/hw/intc/armv7m_nvic.c > @@ -1230,6 +1230,7 @@ static void nvic_writel(NVICState *s, uint32_t offset, uint32_t value, if (attrs.secure) { if banked then arch is v8M, > s->sec_vectors[ARMV7M_EXCP_BUS].enabled = (value & (1 << 17)) != 0; > s->sec_vectors[ARMV7M_EXCP_USAGE].enabled = > (value & (1 << 18)) != 0; > + s->sec_vectors[ARMV7M_EXCP_HARD].pending = (value & (1 << 21)) != 0; therefore this bit is present. Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> > /* SecureFault not banked, but RAZ/WI to NS */ > s->vectors[ARMV7M_EXCP_SECURE].active = (value & (1 << 4)) != 0; > s->vectors[ARMV7M_EXCP_SECURE].enabled = (value & (1 << 19)) != 0; >
On 09/22/2017 11:00 AM, Peter Maydell wrote: > When we added support for the new SHCSR bits in v8M in commit > 437d59c17e9 the code to support writing to the new HARDFAULTPENDED > bit was accidentally only added for non-secure writes; the > secure banked version of the bit should also be writable. > > Signed-off-by: Peter Maydell <peter.maydell@linaro.org> > --- > hw/intc/armv7m_nvic.c | 1 + > 1 file changed, 1 insertion(+) Reviewed-by: Richard Henderson <richard.henderson@linaro.org> r~
diff --git a/hw/intc/armv7m_nvic.c b/hw/intc/armv7m_nvic.c index bd1d5d3..22d5e6e 100644 --- a/hw/intc/armv7m_nvic.c +++ b/hw/intc/armv7m_nvic.c @@ -1230,6 +1230,7 @@ static void nvic_writel(NVICState *s, uint32_t offset, uint32_t value, s->sec_vectors[ARMV7M_EXCP_BUS].enabled = (value & (1 << 17)) != 0; s->sec_vectors[ARMV7M_EXCP_USAGE].enabled = (value & (1 << 18)) != 0; + s->sec_vectors[ARMV7M_EXCP_HARD].pending = (value & (1 << 21)) != 0; /* SecureFault not banked, but RAZ/WI to NS */ s->vectors[ARMV7M_EXCP_SECURE].active = (value & (1 << 4)) != 0; s->vectors[ARMV7M_EXCP_SECURE].enabled = (value & (1 << 19)) != 0;
When we added support for the new SHCSR bits in v8M in commit 437d59c17e9 the code to support writing to the new HARDFAULTPENDED bit was accidentally only added for non-secure writes; the secure banked version of the bit should also be writable. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> --- hw/intc/armv7m_nvic.c | 1 + 1 file changed, 1 insertion(+) -- 2.7.4