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author | Blue Swirl <blauwirbel@gmail.com> | 2010-05-22 07:59:06 +0000 |
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committer | Blue Swirl <blauwirbel@gmail.com> | 2010-05-22 07:59:06 +0000 |
commit | c86d2c23879da1534a257eecb572a76f1ead5d93 (patch) | |
tree | a0cd49ce88e852d52ff49a36d130f0a980b50522 | |
parent | 956a3e6bb7386de48b642d4fee11f7f86a2fcf9a (diff) | |
download | hqemu-c86d2c23879da1534a257eecb572a76f1ead5d93.zip hqemu-c86d2c23879da1534a257eecb572a76f1ead5d93.tar.gz |
pckbd: improve debugging
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
-rw-r--r-- | hw/pckbd.c | 28 |
1 files changed, 15 insertions, 13 deletions
@@ -29,6 +29,12 @@ /* debug PC keyboard */ //#define DEBUG_KBD +#ifdef DEBUG_KBD +#define DPRINTF(fmt, ...) \ + do { printf("KBD: " fmt , ## __VA_ARGS__); } while (0) +#else +#define DPRINTF(fmt, ...) +#endif /* Keyboard Controller Commands */ #define KBD_CCMD_READ_MODE 0x20 /* Read mode bits */ @@ -191,9 +197,7 @@ static uint32_t kbd_read_status(void *opaque, uint32_t addr) KBDState *s = opaque; int val; val = s->status; -#if defined(DEBUG_KBD) - printf("kbd: read status=0x%02x\n", val); -#endif + DPRINTF("kbd: read status=0x%02x\n", val); return val; } @@ -209,6 +213,7 @@ static void ioport92_write(void *opaque, uint32_t addr, uint32_t val) { KBDState *s = opaque; + DPRINTF("kbd: write outport=0x%02x\n", val); s->outport = val; if (s->a20_out) { qemu_set_irq(*s->a20_out, (val >> 1) & 1); @@ -221,17 +226,18 @@ static void ioport92_write(void *opaque, uint32_t addr, uint32_t val) static uint32_t ioport92_read(void *opaque, uint32_t addr) { KBDState *s = opaque; + uint32_t ret; - return s->outport; + ret = s->outport; + DPRINTF("kbd: read outport=0x%02x\n", ret); + return ret; } static void kbd_write_command(void *opaque, uint32_t addr, uint32_t val) { KBDState *s = opaque; -#ifdef DEBUG_KBD - printf("kbd: write cmd=0x%02x\n", val); -#endif + DPRINTF("kbd: write cmd=0x%02x\n", val); switch(val) { case KBD_CCMD_READ_MODE: kbd_queue(s, s->mode, 0); @@ -307,9 +313,7 @@ static uint32_t kbd_read_data(void *opaque, uint32_t addr) else val = ps2_read_data(s->kbd); -#if defined(DEBUG_KBD) - printf("kbd: read data=0x%02x\n", val); -#endif + DPRINTF("kbd: read data=0x%02x\n", val); return val; } @@ -317,9 +321,7 @@ static void kbd_write_data(void *opaque, uint32_t addr, uint32_t val) { KBDState *s = opaque; -#ifdef DEBUG_KBD - printf("kbd: write data=0x%02x\n", val); -#endif + DPRINTF("kbd: write data=0x%02x\n", val); switch(s->write_cmd) { case 0: |