diff options
| author | Thomas Bogendoerfer <tsbogend@alpha.franken.de> | 1998-07-13 23:32:11 +0000 |
|---|---|---|
| committer | Thomas Bogendoerfer <tsbogend@alpha.franken.de> | 1998-07-13 23:32:11 +0000 |
| commit | 5db9cc852eea62943caf11f9c2b7d15eddc2c37e (patch) | |
| tree | f169a2e2b1f0e640a4f629fcf0a63bd769ca4431 /arch/mips/jazz | |
| parent | 575065c36f15479db1ba27c76033420103a0cd2f (diff) | |
added PS/2 mouse support
Diffstat (limited to 'arch/mips/jazz')
| -rw-r--r-- | arch/mips/jazz/hw-access.c | 23 | ||||
| -rw-r--r-- | arch/mips/jazz/int-handler.S | 9 |
2 files changed, 29 insertions, 3 deletions
diff --git a/arch/mips/jazz/hw-access.c b/arch/mips/jazz/hw-access.c index 46357d9c4..64eebd252 100644 --- a/arch/mips/jazz/hw-access.c +++ b/arch/mips/jazz/hw-access.c @@ -1,4 +1,4 @@ -/* $Id: hw-access.c,v 1.8 1998/05/07 02:57:15 ralf Exp $ +/* $Id: hw-access.c,v 1.9 1998/06/30 00:21:48 ralf Exp $ * * Low-level hardware access stuff for Jazz family machines. * @@ -65,3 +65,24 @@ __initfunc(void jazz_keyboard_setup(void)) r4030_read_reg16(JAZZ_IO_IRQ_ENABLE) | JAZZ_IE_KEYBOARD); } + +int jazz_ps2_request_irq(void) +{ + extern void aux_interrupt(int, void *, struct pt_regs *); + int ret; + + ret = request_irq(JAZZ_MOUSE_IRQ, aux_interrupt, 0, "PS/2 Mouse", NULL); + if (!ret) + r4030_write_reg16(JAZZ_IO_IRQ_ENABLE, + r4030_read_reg16(JAZZ_IO_IRQ_ENABLE) | + JAZZ_IE_MOUSE); + return ret; +} + +void jazz_ps2_free_irq(void) +{ + r4030_write_reg16(JAZZ_IO_IRQ_ENABLE, + r4030_read_reg16(JAZZ_IO_IRQ_ENABLE) | + JAZZ_IE_MOUSE); + free_irq(JAZZ_MOUSE_IRQ, NULL); +} diff --git a/arch/mips/jazz/int-handler.S b/arch/mips/jazz/int-handler.S index 3351725bf..46886f75c 100644 --- a/arch/mips/jazz/int-handler.S +++ b/arch/mips/jazz/int-handler.S @@ -1,4 +1,4 @@ -/* $Id: int-handler.S,v 1.7 1997/12/29 11:33:56 tsbogend Exp $ +/* $Id: int-handler.S,v 1.8 1998/05/07 23:43:59 ralf Exp $ * * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive @@ -261,7 +261,12 @@ loc_keyboard: li s1,~JAZZ_IE_KEYBOARD li a0,JAZZ_KEYBOARD_IRQ b loc_call -loc_mouse: PANIC("Unimplemented loc_mouse handler") +/* + * Mouse interrupt handler + */ +loc_mouse: li s1,~JAZZ_IE_MOUSE + li a0,JAZZ_MOUSE_IRQ + b loc_call /* * Serial port 1 IRQ |