// Copyright (C) 2008 Kevin O'Connor <kevin@koconnor.net>
// Copyright (C) 2002 MandrakeSoft S.A.
//
-// This file may be distributed under the terms of the GNU GPLv3 license.
+// This file may be distributed under the terms of the GNU LGPLv3 license.
#include "biosvar.h" // GET_EBDA
#include "util.h" // debug_isr
#include "pic.h" // eoi_pic2
#include "bregs.h" // struct bregs
-#include "ps2port.h" // aux_command
+#include "ps2port.h" // ps2_mouse_command
+#include "usb-hid.h" // usb_mouse_command
void
-mouse_setup()
+mouse_setup(void)
{
- if (! CONFIG_PS2_MOUSE)
+ if (! CONFIG_MOUSE)
return;
dprintf(3, "init mouse\n");
// pointing device installed
SETBITS_BDA(equipment_list_flags, 0x04);
- enable_hwirq(12, entry_74);
+}
+
+static inline int
+mouse_command(int command, u8 *param)
+{
+ if (usb_mouse_active())
+ return usb_mouse_command(command, param);
+ return ps2_mouse_command(command, param);
}
#define RET_SUCCESS 0x00
#define RET_ENEEDRESEND 0x04
#define RET_ENOHANDLER 0x05
-static int
-disable_mouse()
-{
- u8 ps2ctr = GET_EBDA(ps2ctr);
- ps2ctr |= I8042_CTR_AUXDIS;
- ps2ctr &= ~I8042_CTR_AUXINT;
- SET_EBDA(ps2ctr, ps2ctr);
-
- return aux_command(PSMOUSE_CMD_DISABLE, NULL);
-}
-
// Disable Mouse
static void
mouse_15c20000(struct bregs *regs)
{
- int ret = disable_mouse();
+ int ret = mouse_command(PSMOUSE_CMD_DISABLE, NULL);
if (ret)
- set_code_fail(regs, RET_ENEEDRESEND);
+ set_code_invalid(regs, RET_ENEEDRESEND);
else
set_code_success(regs);
}
{
u8 mouse_flags_2 = GET_EBDA(mouse_flag2);
if ((mouse_flags_2 & 0x80) == 0) {
- set_code_fail(regs, RET_ENOHANDLER);
+ set_code_invalid(regs, RET_ENOHANDLER);
return;
}
- u8 ps2ctr = GET_EBDA(ps2ctr);
- ps2ctr &= ~I8042_CTR_AUXDIS;
- ps2ctr |= I8042_CTR_AUXINT;
- SET_EBDA(ps2ctr, ps2ctr);
-
- int ret = aux_command(PSMOUSE_CMD_ENABLE, NULL);
+ int ret = mouse_command(PSMOUSE_CMD_ENABLE, NULL);
if (ret)
- set_code_fail(regs, RET_ENEEDRESEND);
+ set_code_invalid(regs, RET_ENEEDRESEND);
else
set_code_success(regs);
}
static void
mouse_15c200XX(struct bregs *regs)
{
- set_code_fail(regs, RET_EINVFUNCTION);
+ set_code_unimplemented(regs, RET_EINVFUNCTION);
}
// Disable/Enable Mouse
mouse_15c201(struct bregs *regs)
{
u8 param[2];
- int ret = aux_command(PSMOUSE_CMD_RESET_BAT, param);
- if (ret != 0 && ret != 2) {
- set_code_fail(regs, RET_ENEEDRESEND);
+ int ret = mouse_command(PSMOUSE_CMD_RESET_BAT, param);
+ if (ret) {
+ set_code_invalid(regs, RET_ENEEDRESEND);
return;
}
regs->bl = param[0];
static void
mouse_15c202(struct bregs *regs)
{
- static u8 sample_rates[7] = {10, 20, 40, 60, 80, 100, 200};
+ static u8 VAR16 sample_rates[7] = {10, 20, 40, 60, 80, 100, 200};
if (regs->bh >= ARRAY_SIZE(sample_rates)) {
- set_code_fail(regs, RET_EINVINPUT);
+ set_code_invalid(regs, RET_EINVINPUT);
return;
}
- u8 mouse_data1 = GET_VAR(CS, sample_rates[regs->bh]);
- int ret = aux_command(PSMOUSE_CMD_SETRATE, &mouse_data1);
+ u8 mouse_data1 = GET_GLOBAL(sample_rates[regs->bh]);
+ int ret = mouse_command(PSMOUSE_CMD_SETRATE, &mouse_data1);
if (ret)
- set_code_fail(regs, RET_ENEEDRESEND);
+ set_code_invalid(regs, RET_ENEEDRESEND);
else
set_code_success(regs);
}
// 2 = 100 dpi, 4 counts per millimeter
// 3 = 200 dpi, 8 counts per millimeter
if (regs->bh >= 4) {
- set_code_fail(regs, RET_EINVINPUT);
+ set_code_invalid(regs, RET_EINVINPUT);
return;
}
u8 param = regs->bh;
- int ret = aux_command(PSMOUSE_CMD_SETRES, ¶m);
+ int ret = mouse_command(PSMOUSE_CMD_SETRES, ¶m);
if (ret)
- set_code_fail(regs, RET_ENEEDRESEND);
+ set_code_invalid(regs, RET_ENEEDRESEND);
else
set_code_success(regs);
}
mouse_15c204(struct bregs *regs)
{
u8 param[2];
- int ret = aux_command(PSMOUSE_CMD_GETID, param);
+ int ret = mouse_command(PSMOUSE_CMD_GETID, param);
if (ret) {
- set_code_fail(regs, RET_ENEEDRESEND);
+ set_code_invalid(regs, RET_ENEEDRESEND);
return;
}
regs->bh = param[0];
mouse_15c205(struct bregs *regs)
{
if (regs->bh != 3) {
- set_code_fail(regs, RET_EINTERFACE);
+ set_code_invalid(regs, RET_EINTERFACE);
return;
}
- SET_EBDA(mouse_flag1, 0x00);
- SET_EBDA(mouse_flag2, regs->bh);
+ u16 ebda_seg = get_ebda_seg();
+ SET_EBDA2(ebda_seg, mouse_flag1, 0x00);
+ SET_EBDA2(ebda_seg, mouse_flag2, regs->bh);
// Reset Mouse
mouse_15c201(regs);
mouse_15c20600(struct bregs *regs)
{
u8 param[3];
- int ret = aux_command(PSMOUSE_CMD_GETINFO, param);
+ int ret = mouse_command(PSMOUSE_CMD_GETINFO, param);
if (ret) {
- set_code_fail(regs, RET_ENEEDRESEND);
+ set_code_invalid(regs, RET_ENEEDRESEND);
return;
}
regs->bl = param[0];
static void
mouse_15c20601(struct bregs *regs)
{
- int ret = aux_command(PSMOUSE_CMD_SETSCALE11, NULL);
+ int ret = mouse_command(PSMOUSE_CMD_SETSCALE11, NULL);
if (ret)
- set_code_fail(regs, RET_ENEEDRESEND);
+ set_code_invalid(regs, RET_ENEEDRESEND);
else
set_code_success(regs);
}
static void
mouse_15c20602(struct bregs *regs)
{
- int ret = aux_command(PSMOUSE_CMD_SETSCALE21, NULL);
+ int ret = mouse_command(PSMOUSE_CMD_SETSCALE21, NULL);
if (ret)
- set_code_fail(regs, RET_ENEEDRESEND);
+ set_code_invalid(regs, RET_ENEEDRESEND);
else
set_code_success(regs);
}
static void
mouse_15c206XX(struct bregs *regs)
{
- set_code_fail(regs, RET_EINVFUNCTION);
+ set_code_unimplemented(regs, RET_EINVFUNCTION);
}
// Return Status & Set Scaling Factor...
static void
mouse_15c207(struct bregs *regs)
{
- u32 farptr = (regs->es << 16) | regs->bx;
- u8 mouse_flags_2 = GET_EBDA(mouse_flag2);
- if (! farptr) {
+ struct segoff_s farptr = SEGOFF(regs->es, regs->bx);
+ u16 ebda_seg = get_ebda_seg();
+ u8 mouse_flags_2 = GET_EBDA2(ebda_seg, mouse_flag2);
+ if (! farptr.segoff) {
/* remove handler */
if ((mouse_flags_2 & 0x80) != 0) {
mouse_flags_2 &= ~0x80;
- disable_mouse();
+ mouse_command(PSMOUSE_CMD_DISABLE, NULL);
}
} else {
/* install handler */
mouse_flags_2 |= 0x80;
}
- SET_EBDA(mouse_flag2, mouse_flags_2);
- SET_EBDA(far_call_pointer, farptr);
+ SET_EBDA2(ebda_seg, mouse_flag2, mouse_flags_2);
+ SET_EBDA2(ebda_seg, far_call_pointer, farptr);
set_code_success(regs);
}
static void
mouse_15c2XX(struct bregs *regs)
{
- set_code_fail(regs, RET_EINVFUNCTION);
+ set_code_unimplemented(regs, RET_EINVFUNCTION);
}
void
{
//debug_stub(regs);
- if (! CONFIG_PS2_MOUSE) {
- set_code_fail(regs, RET_EUNSUPPORTED);
+ if (! CONFIG_MOUSE) {
+ set_code_invalid(regs, RET_EUNSUPPORTED);
return;
}
- irq_enable();
-
switch (regs->al) {
case 0x00: mouse_15c200(regs); break;
case 0x01: mouse_15c201(regs); break;
}
}
-static void
-int74_function()
+void noinline
+process_mouse(u8 data)
{
- u8 v = inb(PORT_PS2_STATUS);
- if ((v & 0x21) != 0x21) {
- dprintf(1, "int74 but no mouse data.\n");
+ if (!CONFIG_MOUSE)
return;
- }
- v = inb(PORT_PS2_DATA);
- u8 mouse_flags_1 = GET_EBDA(mouse_flag1);
- u8 mouse_flags_2 = GET_EBDA(mouse_flag2);
+ u16 ebda_seg = get_ebda_seg();
+ u8 mouse_flags_1 = GET_EBDA2(ebda_seg, mouse_flag1);
+ u8 mouse_flags_2 = GET_EBDA2(ebda_seg, mouse_flag2);
if (! (mouse_flags_2 & 0x80))
// far call handler not installed
u8 package_count = mouse_flags_2 & 0x07;
u8 index = mouse_flags_1 & 0x07;
- SET_EBDA(mouse_data[index], v);
+ SET_EBDA2(ebda_seg, mouse_data[index], data);
if ((index+1) < package_count) {
mouse_flags_1++;
- SET_EBDA(mouse_flag1, mouse_flags_1);
+ SET_EBDA2(ebda_seg, mouse_flag1, mouse_flags_1);
return;
}
- //BX_DEBUG_INT74("int74_function: make_farcall=1\n");
- u16 status = GET_EBDA(mouse_data[0]);
- u16 X = GET_EBDA(mouse_data[1]);
- u16 Y = GET_EBDA(mouse_data[2]);
- SET_EBDA(mouse_flag1, 0);
+ u16 status = GET_EBDA2(ebda_seg, mouse_data[0]);
+ u16 X = GET_EBDA2(ebda_seg, mouse_data[1]);
+ u16 Y = GET_EBDA2(ebda_seg, mouse_data[2]);
+ SET_EBDA2(ebda_seg, mouse_flag1, 0);
+
+ struct segoff_s func = GET_EBDA2(ebda_seg, far_call_pointer);
+ dprintf(16, "mouse farcall s=%04x x=%04x y=%04x func=%04x:%04x\n"
+ , status, X, Y, func.seg, func.offset);
- u32 func = GET_EBDA(far_call_pointer);
asm volatile(
+ "pushl %%ebp\n"
+ "sti\n"
+
"pushl %0\n"
"pushw %w1\n" // status
"pushw %w2\n" // X
"pushw $0\n" // Z
"lcallw *8(%%esp)\n"
"addl $12, %%esp\n"
+
+ "cli\n"
"cld\n"
- : "+a" (func), "+b" (status), "+c" (X), "+d" (Y)
+ "popl %%ebp"
+ : "+a"(func.segoff), "+c"(status), "+d"(X), "+b"(Y)
:
- : "esi", "edi", "ebp", "cc"
- );
-}
-
-// INT74h : PS/2 mouse hardware interrupt
-void VISIBLE16
-handle_74()
-{
- debug_isr(DEBUG_ISR_74);
- if (! CONFIG_PS2_MOUSE)
- goto done;
-
- irq_enable();
- int74_function();
- irq_disable();
-
-done:
- eoi_pic2();
+ : "edi", "esi", "cc", "memory");
}