diff options
Diffstat (limited to 'sim/m68hc11/dv-m68hc11spi.c')
| -rw-r--r-- | sim/m68hc11/dv-m68hc11spi.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/sim/m68hc11/dv-m68hc11spi.c b/sim/m68hc11/dv-m68hc11spi.c index d0bdfda..5f5e0bb 100644 --- a/sim/m68hc11/dv-m68hc11spi.c +++ b/sim/m68hc11/dv-m68hc11spi.c @@ -1,5 +1,5 @@ /* dv-m68hc11spi.c -- Simulation of the 68HC11 SPI - Copyright (C) 2000 Free Software Foundation, Inc. + Copyright (C) 2000, 2002 Free Software Foundation, Inc. Written by Stephane Carrez (stcarrez@worldnet.fr) (From a driver model Contributed by Cygnus Solutions.) @@ -192,14 +192,16 @@ m68hc11spi_port_event (struct hw *me, static void set_bit_port (struct hw *me, sim_cpu *cpu, int port, int mask, int value) { - /* TODO: Post an event to inform other devices that pin 'port' changes. - This has only a sense if we provide some device that is logically - connected to these pin ports (SCLK and MOSI) and that handles - the SPI protocol. */ + uint8 val; + if (value) - cpu->ios[port] |= mask; + val = cpu->ios[port] | mask; else - cpu->ios[port] &= ~mask; + val = cpu->ios[port] & ~mask; + + /* Set the new value and post an event to inform other devices + that pin 'port' changed. */ + m68hc11cpu_set_port (me, cpu, port, val); } |