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- Add temporary workaround to fool some "clever" KVM switch products

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which think they know the IntelliMouse 4-byte packet and believe,
  wrongly, that any other protocols use 3-byte packets.
- Update a couple of comment lines for A4 Tech mice.
This commit is contained in:
Kazutaka YOKOTA 2000-04-02 08:28:21 +00:00
parent acfa4a6152
commit d0a99324a3
2 changed files with 44 additions and 10 deletions
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27
sys/dev/atkbdc/psm.c
View File

@ -2505,14 +2505,31 @@ enable_mmanplus(struct psm_softc *sc)
static int
enable_msexplorer(struct psm_softc *sc)
{
static unsigned char rate[] = { 200, 200, 80, };
static unsigned char rate0[] = { 200, 100, 80, };
static unsigned char rate1[] = { 200, 200, 80, };
KBDC kbdc = sc->kbdc;
int id;
int i;
/*
* XXX: this is a kludge to fool some KVM switch products
* which think they are clever enough to know the 4-byte IntelliMouse
* protocol, and assume any other protocols use 3-byte packets.
* They don't convey 4-byte data packets from the IntelliMouse Explorer
* correctly to the host computer because of this!
* The following sequence is actually IntelliMouse's "wake up"
* sequence; it will make the KVM think the mouse is IntelliMouse
* when it is in fact IntelliMouse Explorer.
*/
for (i = 0; i < sizeof(rate0)/sizeof(rate0[0]); ++i) {
if (set_mouse_sampling_rate(kbdc, rate0[i]) != rate0[i])
return FALSE;
}
id = get_aux_id(kbdc);
/* the special sequence to enable the extra buttons and the roller. */
for (i = 0; i < sizeof(rate)/sizeof(rate[0]); ++i) {
if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i])
for (i = 0; i < sizeof(rate1)/sizeof(rate1[0]); ++i) {
if (set_mouse_sampling_rate(kbdc, rate1[i]) != rate1[i])
return FALSE;
}
/* the device will give the genuine ID only after the above sequence */
@ -2575,9 +2592,9 @@ enable_4dmouse(struct psm_softc *sc)
}
id = get_aux_id(kbdc);
/*
* WinEasy 4D: 6
* WinEasy 4D, 4 Way Scroll 4D: 6
* Cable-Free 4D: 8 (4DPLUS)
* 4 Way ScrollMouse 4D+: 8 (4DPLUS)
* WinBest 4D+, 4 Way Scroll 4D+: 8 (4DPLUS)
*/
if (id != PSM_4DMOUSE_ID)
return FALSE;

27
sys/isa/psm.c
View File

@ -2505,14 +2505,31 @@ enable_mmanplus(struct psm_softc *sc)
static int
enable_msexplorer(struct psm_softc *sc)
{
static unsigned char rate[] = { 200, 200, 80, };
static unsigned char rate0[] = { 200, 100, 80, };
static unsigned char rate1[] = { 200, 200, 80, };
KBDC kbdc = sc->kbdc;
int id;
int i;
/*
* XXX: this is a kludge to fool some KVM switch products
* which think they are clever enough to know the 4-byte IntelliMouse
* protocol, and assume any other protocols use 3-byte packets.
* They don't convey 4-byte data packets from the IntelliMouse Explorer
* correctly to the host computer because of this!
* The following sequence is actually IntelliMouse's "wake up"
* sequence; it will make the KVM think the mouse is IntelliMouse
* when it is in fact IntelliMouse Explorer.
*/
for (i = 0; i < sizeof(rate0)/sizeof(rate0[0]); ++i) {
if (set_mouse_sampling_rate(kbdc, rate0[i]) != rate0[i])
return FALSE;
}
id = get_aux_id(kbdc);
/* the special sequence to enable the extra buttons and the roller. */
for (i = 0; i < sizeof(rate)/sizeof(rate[0]); ++i) {
if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i])
for (i = 0; i < sizeof(rate1)/sizeof(rate1[0]); ++i) {
if (set_mouse_sampling_rate(kbdc, rate1[i]) != rate1[i])
return FALSE;
}
/* the device will give the genuine ID only after the above sequence */
@ -2575,9 +2592,9 @@ enable_4dmouse(struct psm_softc *sc)
}
id = get_aux_id(kbdc);
/*
* WinEasy 4D: 6
* WinEasy 4D, 4 Way Scroll 4D: 6
* Cable-Free 4D: 8 (4DPLUS)
* 4 Way ScrollMouse 4D+: 8 (4DPLUS)
* WinBest 4D+, 4 Way Scroll 4D+: 8 (4DPLUS)
*/
if (id != PSM_4DMOUSE_ID)
return FALSE;