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| author | Stephane Carrez <stcarrez@nerim.fr> | 2000-11-26 21:41:31 +0000 |
|---|---|---|
| committer | Stephane Carrez <stcarrez@nerim.fr> | 2000-11-26 21:41:31 +0000 |
| commit | 8ee6303815d62f00171d4eff0d240319aff044bd (patch) | |
| tree | f59c5ec81370257f98a13fbc92227bc63d72b293 /sim/m68hc11/dv-m68hc11.c | |
| parent | 042e8e168e0efdd53e00f2d7aacf684266c00ea6 (diff) | |
| download | gdb-8ee6303815d62f00171d4eff0d240319aff044bd.tar.gz | |
Preliminary support for 68HC12
Diffstat (limited to 'sim/m68hc11/dv-m68hc11.c')
| -rw-r--r-- | sim/m68hc11/dv-m68hc11.c | 19 |
1 files changed, 9 insertions, 10 deletions
diff --git a/sim/m68hc11/dv-m68hc11.c b/sim/m68hc11/dv-m68hc11.c index 38000472289..f300297331a 100644 --- a/sim/m68hc11/dv-m68hc11.c +++ b/sim/m68hc11/dv-m68hc11.c @@ -1,4 +1,4 @@ -/* dv-m68hc11.c -- CPU 68HC11 as a device. +/* dv-m68hc11.c -- CPU 68HC11&68HC12 as a device. Copyright (C) 1999, 2000 Free Software Foundation, Inc. Written by Stephane Carrez (stcarrez@worldnet.fr) (From a driver model Contributed by Cygnus Solutions.) @@ -26,12 +26,12 @@ /* DEVICE m68hc11cpu - m68hc11 cpu virtual device - + m68hc12cpu - m68hc12 cpu virtual device DESCRIPTION - Implements the external m68hc11 functionality. This includes the - delivery of of interrupts generated from other devices and the + Implements the external m68hc11/68hc12 functionality. This includes + the delivery of of interrupts generated from other devices and the handling of device specific registers. @@ -39,7 +39,7 @@ reg <base> <size> - Register base (should be 0x1000 0x03f). + Register base (should be 0x1000 0x03f for C11, 0x0000 0x3ff for HC12). clock <hz> @@ -272,8 +272,6 @@ m68hc11cpu_finish (struct hw *me) attach_m68hc11_regs (me, controller); } - - /* An event arrives on an interrupt port. */ static void @@ -442,7 +440,7 @@ m68hc11cpu_io_read_buffer (struct hw *me, while (nr_bytes) { - if (base >= 0x3F) + if (base >= controller->attach_size) break; memcpy (dest, &cpu->ios[base], 1); @@ -574,7 +572,7 @@ m68hc11cpu_io_write_buffer (struct hw *me, while (nr_bytes) { uint8 val; - if (base >= 0x3F) + if (base >= controller->attach_size) break; val = *((uint8*) source); @@ -588,7 +586,8 @@ m68hc11cpu_io_write_buffer (struct hw *me, } const struct hw_descriptor dv_m68hc11_descriptor[] = { - { "m68hc11", m68hc11cpu_finish, }, + { "m68hc11", m68hc11cpu_finish }, + { "m68hc12", m68hc11cpu_finish }, { NULL }, }; |