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[Qemu-devel] [PATCH 13/14] trace: Trace port IO
From: |
Stefan Hajnoczi |
Subject: |
[Qemu-devel] [PATCH 13/14] trace: Trace port IO |
Date: |
Mon, 6 Sep 2010 16:14:10 +0100 |
From: Prerna Saxena <address@hidden>
Signed-off-by: Prerna Saxena <address@hidden>
Signed-off-by: Stefan Hajnoczi <address@hidden>
---
ioport.c | 7 +++++++
trace-events | 4 ++++
2 files changed, 11 insertions(+), 0 deletions(-)
diff --git a/ioport.c b/ioport.c
index 53dd87a..ec3dc65 100644
--- a/ioport.c
+++ b/ioport.c
@@ -26,6 +26,7 @@
*/
#include "ioport.h"
+#include "trace.h"
/***********************************************************/
/* IO Port */
@@ -195,18 +196,21 @@ void isa_unassign_ioport(pio_addr_t start, int length)
void cpu_outb(pio_addr_t addr, uint8_t val)
{
LOG_IOPORT("outb: %04"FMT_pioaddr" %02"PRIx8"\n", addr, val);
+ trace_cpu_out(addr, val);
ioport_write(0, addr, val);
}
void cpu_outw(pio_addr_t addr, uint16_t val)
{
LOG_IOPORT("outw: %04"FMT_pioaddr" %04"PRIx16"\n", addr, val);
+ trace_cpu_out(addr, val);
ioport_write(1, addr, val);
}
void cpu_outl(pio_addr_t addr, uint32_t val)
{
LOG_IOPORT("outl: %04"FMT_pioaddr" %08"PRIx32"\n", addr, val);
+ trace_cpu_out(addr, val);
ioport_write(2, addr, val);
}
@@ -214,6 +218,7 @@ uint8_t cpu_inb(pio_addr_t addr)
{
uint8_t val;
val = ioport_read(0, addr);
+ trace_cpu_in(addr, val);
LOG_IOPORT("inb : %04"FMT_pioaddr" %02"PRIx8"\n", addr, val);
return val;
}
@@ -222,6 +227,7 @@ uint16_t cpu_inw(pio_addr_t addr)
{
uint16_t val;
val = ioport_read(1, addr);
+ trace_cpu_in(addr, val);
LOG_IOPORT("inw : %04"FMT_pioaddr" %04"PRIx16"\n", addr, val);
return val;
}
@@ -230,6 +236,7 @@ uint32_t cpu_inl(pio_addr_t addr)
{
uint32_t val;
val = ioport_read(2, addr);
+ trace_cpu_in(addr, val);
LOG_IOPORT("inl : %04"FMT_pioaddr" %08"PRIx32"\n", addr, val);
return val;
}
diff --git a/trace-events b/trace-events
index 29580a5..b2c7f10 100644
--- a/trace-events
+++ b/trace-events
@@ -59,3 +59,7 @@ disable virtio_blk_handle_write(void *req, unsigned long
sector, unsigned long n
# posix-aio-compat.c
disable paio_submit(void *acb, void *opaque, unsigned long sector_num,
unsigned long nb_sectors, unsigned long type) "acb %p opaque %p sector_num %lu
nb_sectors %lu type %lu"
+
+# ioport.c
+disable cpu_in(unsigned int addr, unsigned int val) "addr %#x value %u"
+disable cpu_out(unsigned int addr, unsigned int val) "addr %#x value %u"
--
1.7.1
- [Qemu-devel] [PATCH v3 00/14] trace: Add static tracing to QEMU, Stefan Hajnoczi, 2010/09/06
- [Qemu-devel] [PATCH 14/14] trace: Trace entry point of balloon request handler, Stefan Hajnoczi, 2010/09/06
- [Qemu-devel] [PATCH 05/14] trace: Specify trace file name, Stefan Hajnoczi, 2010/09/06
- [Qemu-devel] [PATCH 08/14] trace: Add LTTng Userspace Tracer backend, Stefan Hajnoczi, 2010/09/06
- [Qemu-devel] [PATCH 10/14] trace: Trace qemu_malloc() and qemu_vmalloc(), Stefan Hajnoczi, 2010/09/06
- [Qemu-devel] [PATCH 06/14] trace: Add trace-file command to open/close/flush trace file, Stefan Hajnoczi, 2010/09/06
- [Qemu-devel] [PATCH 03/14] trace: Support for dynamically enabling/disabling trace events, Stefan Hajnoczi, 2010/09/06
- [Qemu-devel] [PATCH 13/14] trace: Trace port IO,
Stefan Hajnoczi <=
- [Qemu-devel] [PATCH 04/14] trace: Support disabled events in trace-events, Stefan Hajnoczi, 2010/09/06
- [Qemu-devel] [PATCH 07/14] trace: Add trace file name command-line option, Stefan Hajnoczi, 2010/09/06
- [Qemu-devel] [PATCH 02/14] trace: Add simple built-in tracing backend, Stefan Hajnoczi, 2010/09/06
- [Qemu-devel] [PATCH 01/14] trace: Add trace-events file for declaring trace events, Stefan Hajnoczi, 2010/09/06
- [Qemu-devel] [PATCH 12/14] trace: Trace virtqueue operations, Stefan Hajnoczi, 2010/09/06
- [Qemu-devel] [PATCH 11/14] trace: Trace virtio-blk, multiwrite, and paio_submit, Stefan Hajnoczi, 2010/09/06
- [Qemu-devel] [PATCH 09/14] trace: Add user documentation, Stefan Hajnoczi, 2010/09/06
- Re: [Qemu-devel] [PATCH v3 00/14] trace: Add static tracing to QEMU, Daniel P. Berrange, 2010/09/06