UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

[MIPS] Lasat: bring back from the dead 

After the common MIPS CPU interrupt controller (for irq0-7) was introduced
the Lasat boards didn't get their interrupts right, so nothing worked. The
old routines need to be offset by the new 8 hardware interrupts common to
all MIPS CPU's.

Signed-off-by: Thomas Horsten <thomas@horsten.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Thomas Horsten 2008-06-14 02:32:42 +01:00 committed by Ralf Baechle
parent d6c3048cad
commit 0c3bd83b09
2 changed files with 4 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/mips/lasat/interrupt.c
View File

@ -34,11 +34,13 @@ static volatile int lasat_int_mask_shift;
void disable_lasat_irq(unsigned int irq_nr)
{
irq_nr -= LASAT_IRQ_BASE;
*lasat_int_mask &= ~(1 << irq_nr) << lasat_int_mask_shift;
}
void enable_lasat_irq(unsigned int irq_nr)
{
irq_nr -= LASAT_IRQ_BASE;
*lasat_int_mask |= (1 << irq_nr) << lasat_int_mask_shift;
}

4
include/asm-mips/lasat/serial.h
View File

@ -4,10 +4,10 @@
#define LASAT_BASE_BAUD_100 (7372800 / 16)
#define LASAT_UART_REGS_BASE_100 0x1c8b0000
#define LASAT_UART_REGS_SHIFT_100 2
#define LASATINT_UART_100 8
#define LASATINT_UART_100 16
/* * LASAT 200 boards serial configuration */
#define LASAT_BASE_BAUD_200 (100000000 / 16 / 12)
#define LASAT_UART_REGS_BASE_200 (Vrc5074_PHYS_BASE + 0x0300)
#define LASAT_UART_REGS_SHIFT_200 3
#define LASATINT_UART_200 13
#define LASATINT_UART_200 21