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/openbmc/qemu/target/ppc/translate/
H A Dmisc-impl.c.inc45693f94 Sun Jun 18 04:39:13 CDT 2023 Nicholas Piggin <npiggin@gmail.com> target/ppc: Implement attn instruction on BookS 64-bit processors

attn is an implementation-specific instruction that on POWER (and G5/
970) can be enabled with a HID bit (disabled = illegal), and executing
it causes the host processor to stop and the service processor to be
notified. Generally used for debugging.

Implement attn and make it checkstop the system, which should be good
enough for QEMU debugging.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
/openbmc/qemu/target/ppc/
H A Dinsn32.decode45693f94 Sun Jun 18 04:39:13 CDT 2023 Nicholas Piggin <npiggin@gmail.com> target/ppc: Implement attn instruction on BookS 64-bit processors

attn is an implementation-specific instruction that on POWER (and G5/
970) can be enabled with a HID bit (disabled = illegal), and executing
it causes the host processor to stop and the service processor to be
notified. Generally used for debugging.

Implement attn and make it checkstop the system, which should be good
enough for QEMU debugging.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
H A Dcpu_init.c45693f94 Sun Jun 18 04:39:13 CDT 2023 Nicholas Piggin <npiggin@gmail.com> target/ppc: Implement attn instruction on BookS 64-bit processors

attn is an implementation-specific instruction that on POWER (and G5/
970) can be enabled with a HID bit (disabled = illegal), and executing
it causes the host processor to stop and the service processor to be
notified. Generally used for debugging.

Implement attn and make it checkstop the system, which should be good
enough for QEMU debugging.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
H A Dexcp_helper.c45693f94 Sun Jun 18 04:39:13 CDT 2023 Nicholas Piggin <npiggin@gmail.com> target/ppc: Implement attn instruction on BookS 64-bit processors

attn is an implementation-specific instruction that on POWER (and G5/
970) can be enabled with a HID bit (disabled = illegal), and executing
it causes the host processor to stop and the service processor to be
notified. Generally used for debugging.

Implement attn and make it checkstop the system, which should be good
enough for QEMU debugging.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
H A Dhelper.h45693f94 Sun Jun 18 04:39:13 CDT 2023 Nicholas Piggin <npiggin@gmail.com> target/ppc: Implement attn instruction on BookS 64-bit processors

attn is an implementation-specific instruction that on POWER (and G5/
970) can be enabled with a HID bit (disabled = illegal), and executing
it causes the host processor to stop and the service processor to be
notified. Generally used for debugging.

Implement attn and make it checkstop the system, which should be good
enough for QEMU debugging.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
H A Dcpu.h45693f94 Sun Jun 18 04:39:13 CDT 2023 Nicholas Piggin <npiggin@gmail.com> target/ppc: Implement attn instruction on BookS 64-bit processors

attn is an implementation-specific instruction that on POWER (and G5/
970) can be enabled with a HID bit (disabled = illegal), and executing
it causes the host processor to stop and the service processor to be
notified. Generally used for debugging.

Implement attn and make it checkstop the system, which should be good
enough for QEMU debugging.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>