qemu/hw/isa/trace-events
Daniel P. Berrangé c8c7c406db hw/isa: add trace events for ICH9 LPC chip config access
These tracepoints aid in understanding and debugging the guest drivers
for the TCO watchdog.

Reviewed-by: Richard W.M. Jones <rjones@redhat.com>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
Message-Id: <20221216125749.596075-3-berrange@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2022-12-21 06:35:28 -05:00

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# See docs/devel/tracing.rst for syntax documentation.
# isa-superio.c
superio_create_parallel(int id, uint16_t base, unsigned int irq) "id=%d, base 0x%03x, irq %u"
superio_create_serial(int id, uint16_t base, unsigned int irq) "id=%d, base 0x%03x, irq %u"
superio_create_floppy(int id, uint16_t base, unsigned int irq) "id=%d, base 0x%03x, irq %u"
superio_create_ide(int id, uint16_t base, unsigned int irq) "id=%d, base 0x%03x, irq %u"
# pc87312.c
pc87312_io_read(uint32_t addr, uint32_t val) "read addr=0x%x val=0x%x"
pc87312_io_write(uint32_t addr, uint32_t val) "write addr=0x%x val=0x%x"
# apm.c
apm_io_read(uint8_t addr, uint8_t val) "read addr=0x%x val=0x%02x"
apm_io_write(uint8_t addr, uint8_t val) "write addr=0x%x val=0x%02x"
# vt82c686.c
via_isa_write(uint32_t addr, uint32_t val, int len) "addr 0x%x val 0x%x len 0x%x"
via_pm_write(uint32_t addr, uint32_t val, int len) "addr 0x%x val 0x%x len 0x%x"
via_pm_io_read(uint32_t addr, uint32_t val, int len) "addr 0x%x val 0x%x len 0x%x"
via_pm_io_write(uint32_t addr, uint32_t val, int len) "addr 0x%x val 0x%x len 0x%x"
via_superio_read(uint8_t addr, uint8_t val) "addr 0x%x val 0x%x"
via_superio_write(uint8_t addr, uint32_t val) "addr 0x%x val 0x%x"
# lpc_ich9.c
ich9_cc_write(uint64_t addr, uint64_t val, unsigned len) "addr=0x%"PRIx64 " val=0x%"PRIx64 " len=%u"
ich9_cc_read(uint64_t addr, uint64_t val, unsigned len) "addr=0x%"PRIx64 " val=0x%"PRIx64 " len=%u"