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2020-07-11target/avr: Add support for disassembling via option '-d in_asm'Michael Rolnik
Provide function disassembles executed instruction when '-d in_asm' is provided. Example: $ qemu-system-avr -bios free-rtos/Demo/AVR_ATMega2560_GCC/demo.elf -d in_asm ... IN: 0x0000014a: CALL 0x3808 IN: main 0x00003808: CALL 0x4b4 IN: vParTestInitialise 0x000004b4: LDI r24, 255 0x000004b6: STS r24, 0 0x000004b8: MULS r16, r20 0x000004ba: OUT $1, r24 0x000004bc: LDS r24, 0 0x000004be: MULS r16, r20 0x000004c0: OUT $2, r24 0x000004c2: RET ... Suggested-by: Richard Henderson <richard.henderson@linaro.org> Suggested-by: Philippe Mathieu-Daudé <philmd@redhat.com> Suggested-by: Aleksandar Markovic <aleksandar.m.mail@gmail.com> Signed-off-by: Michael Rolnik <mrolnik@gmail.com> [rth: Fix spacing and const mnemonic arrays] Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: Aleksandar Markovic <aleksandar.m.mail@gmail.com> Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> Signed-off-by: Thomas Huth <huth@tuxfamily.org> Message-Id: <20200705140315.260514-19-huth@tuxfamily.org> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
2020-07-10target/avr: Introduce enumeration AVRFeatureMichael Rolnik
This patch introduces enumeration "AVRFeature" that will be used for defining various AVR core types. [AM: Split a larger AVR introduction patch into logical units] Suggested-by: Aleksandar Markovic <aleksandar.m.mail@gmail.com> Co-developed-by: Michael Rolnik <mrolnik@gmail.com> Co-developed-by: Sarah Harris <S.E.Harris@kent.ac.uk> Signed-off-by: Michael Rolnik <mrolnik@gmail.com> Signed-off-by: Sarah Harris <S.E.Harris@kent.ac.uk> Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: Aleksandar Markovic <aleksandar.m.mail@gmail.com> Acked-by: Igor Mammedov <imammedo@redhat.com> Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com> Signed-off-by: Thomas Huth <huth@tuxfamily.org> Message-Id: <20200705140315.260514-8-huth@tuxfamily.org> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
2020-07-10target/avr: CPU class: Add GDB supportMichael Rolnik
This includes GDB hooks for reading from wnd wrtiting to AVR registers, and xml register definition file as well. [AM: Split a larger AVR introduction patch into logical units] Suggested-by: Aleksandar Markovic <aleksandar.m.mail@gmail.com> Co-developed-by: Michael Rolnik <mrolnik@gmail.com> Co-developed-by: Sarah Harris <S.E.Harris@kent.ac.uk> Signed-off-by: Michael Rolnik <mrolnik@gmail.com> Signed-off-by: Sarah Harris <S.E.Harris@kent.ac.uk> Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: Aleksandar Markovic <aleksandar.m.mail@gmail.com> Acked-by: Igor Mammedov <imammedo@redhat.com> Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com> [thuth: Fixed avr_cpu_gdb_read_register() parameter] Signed-off-by: Thomas Huth <huth@tuxfamily.org> Message-Id: <20200705140315.260514-7-huth@tuxfamily.org> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
2020-07-10target/avr: CPU class: Add migration supportMichael Rolnik
Add migration-related functions of AVR CPU class object. [AM: Split a larger AVR introduction patch into logical units] Suggested-by: Aleksandar Markovic <aleksandar.m.mail@gmail.com> Co-developed-by: Michael Rolnik <mrolnik@gmail.com> Co-developed-by: Sarah Harris <S.E.Harris@kent.ac.uk> Signed-off-by: Michael Rolnik <mrolnik@gmail.com> Signed-off-by: Sarah Harris <S.E.Harris@kent.ac.uk> Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: Aleksandar Markovic <aleksandar.m.mail@gmail.com> Acked-by: Igor Mammedov <imammedo@redhat.com> Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com> Signed-off-by: Thomas Huth <huth@tuxfamily.org> Message-Id: <20200705140315.260514-6-huth@tuxfamily.org> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
2020-07-10target/avr: Introduce basic CPU class objectMichael Rolnik
This patch introduces AVR CPU class object and its basic elements and functions. [AM: Split a larger AVR introduction patch into logical units] Suggested-by: Aleksandar Markovic <aleksandar.m.mail@gmail.com> Co-developed-by: Michael Rolnik <mrolnik@gmail.com> Co-developed-by: Sarah Harris <S.E.Harris@kent.ac.uk> Signed-off-by: Michael Rolnik <mrolnik@gmail.com> Signed-off-by: Sarah Harris <S.E.Harris@kent.ac.uk> Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: Aleksandar Markovic <aleksandar.m.mail@gmail.com> Acked-by: Igor Mammedov <imammedo@redhat.com> Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com> [thuth: Adjusted reset and parent_reset handling] Signed-off-by: Thomas Huth <huth@tuxfamily.org> Message-Id: <20200705140315.260514-3-huth@tuxfamily.org> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
2020-07-10target/avr: Add basic parameters of the new platformMichael Rolnik
This includes definitions of various basic parameters needed for integration of a new platform into QEMU. [AM: Split a larger AVR introduction patch into logical units] Suggested-by: Aleksandar Markovic <aleksandar.m.mail@gmail.com> Co-developed-by: Michael Rolnik <mrolnik@gmail.com> Co-developed-by: Sarah Harris <S.E.Harris@kent.ac.uk> Signed-off-by: Michael Rolnik <mrolnik@gmail.com> Signed-off-by: Sarah Harris <S.E.Harris@kent.ac.uk> Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: Aleksandar Markovic <aleksandar.m.mail@gmail.com> Acked-by: Igor Mammedov <imammedo@redhat.com> Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com> [thuth: Simplify MAINTAINERS right from the start] Signed-off-by: Thomas Huth <huth@tuxfamily.org> Message-Id: <20200705140315.260514-2-huth@tuxfamily.org> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>