sim/m68hc11/ChangeLog

   1 2000-06-25  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
   2
   3         * Makefile.in (SIM_RUN_OBJS): Define to use nrun.c
   4         * dv-m68hc11.c (m68hc11cpu_finish): Register detach address callback.
   5         (dv_m6811_detach_address_callback): New function to detach a
   6         device from an address space.
   7         * dv-m68hc11eepr.c (m68hc11eepr_port_event): Initialize
   8         config register according to --cpu-config option.
   9         * sim-main.h (_sim_cpu): Add cpu_config member.
  10         * interp.c (sim_open): Delete specific simulator options.
  11         * m68hc11_sim.c (cpu_option_handler): New options
  12         --emulos and -cpu-config <val> to configure the simulator.
  13         (cpu_initialize): Initialize cpu_config member.
  14
  15 2000-06-24  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
  16
  17         * emulos.c: Fix indentation and comments.
  18         * gencode.c: Likewise.
  19         * dv-m68hc11tim.c (m68hc11tim_timer_event): Handle COMPARE_EVENT.
  20         (m68hc11tim_io_write_buffer): Write compare registers and
  21         setup compare event.
  22         * interp.c: Remove unused global variables.
  23         * interrupts.c (idefs): New compare interrupts.
  24         Fix indentation and comments.
  25         * interrupts.h: Likewise.
  26
  27 2000-06-18  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
  28
  29         * dv-m68hc11sio.c: Fix indentation and comments.
  30         Remove INT_PORT.
  31         * dv-m68hc11.c: Fix indentation and comments.
  32         (m68hc11cpu_port_event): Move initialization of M6811_HPRIO from here.
  33         * m68hc11_sim.c (cpu_reset): To here.
  34         * dv-m68hc11eepr.c: Fix indentation and comments.
  35
  36 2000-06-17  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
  37
  38         * dv-nvram.c: New file, rename from dv-pram.c.
  39         * dv-pram.c: Delete file.
  40         * sim-main.h: Incorporate m68hc11_sim.h.
  41         * m68hc11_sim.h: Delete file.
  42         * configure.in: Rename pram into nvram.
  43         * interp.c (sim_open): Likewise in creation of device tree.
  44
  45 2000-05-31  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
  46
  47         * interp.c (sim_open): Create the SPI device.
  48         * dv-m68hc11spi.c: New file for SPI device simulation.
  49         * configure.in (hw_extra_devices): Add SPI device.
  50
  51 2000-05-28  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
  52
  53         * interrupts.c (interrupts_initialize): Clear XIRQ accounting.
  54         (interrupts_process): Separate IRQ and XIRQ accounting.
  55         (interrupts_info): Report XIRQ accounting.
  56         * interrupts.h (struct interrupts): Added accounting for XIRQ.
  57
  58 2000-04-16  Stephane Carrez  <stcarrez@worldnet.fr>
  59
  60         * dv-pram.c (attach_pram_regs): Fix the 'save-modified' mode.
  61         * m68hc11_sim.h (_sim_cpu): Allow configuration of cpu mode.
  62         * dv-m68hc11.c (attach_m68hc11_regs): Get the cpu MODA,MODB
  63         configuration from the 'mode' device tree property.
  64         (m68hc11cpu_port_event): Reset M6811_HPRIO to the cpu MODA, MODB
  65         configuration.
  66
  67 2000-02-24  Stephane Carrez  <stcarrez@worldnet.fr>
  68
  69         * sim-main.h: Remove WITH_TARGET_* defines.
  70         * Makefile.in (SIM_EXTRA_CFLAGS): Specify the WITH_TARGET_* flags.
  71
  72 2000-02-08  Stephane Carrez  <stcarrez@worldnet.fr>
  73
  74         * dv-m68hc11sio.c (m68hc11sio_port_event): Setup the SCI to
  75         1200 baud when cpu is in bootstrap mode.
  76
  77         * dv-m68hc11tim.c (m68hc11tim_io_write_buffer): Be able to
  78         write in the TCTN timer register.
  79
  80         * dv-m68hc11sio.c (m68hc11sio_io_write_buffer): Divide cpu clock
  81         by 4 to obtain the E clock frequency.
  82         (sccr2_desc): Use M6811_TIE for TIE bit.
  83         (m68hc11sio_info): Fix baud rate report.
  84
  85         * dv-m68hc11tim.c (to_realtime): Likewise.
  86
  87         * interp.c (sim_open): When building device tree, only provide
  88         devices that do not exist yet.
  89
  90         * emulos.c: Fix compilation pb under Windows.
  91
  92         * dv-m68hc11.c (attach_m68hc11_regs): Get the clock frequency
  93         from the 'clock' property.
  94
  95 2000-01-02  Stephane Carrez  <stcarrez@worldnet.fr>
  96
  97         * m68hc11_sim.h (*_REGNUM): Define.
  98         (_sim_cpu): New member cpu_page0_reg table.
  99         * interp.c (sim_create_inferior): Fill the cpu_page0_reg table with
 100         addresses of soft registers in .page0.
 101         (sim_fetch_register, sim_store_register): Use cpu_page0_reg table
 102         to get/set soft registers.
 103
 104 1999-12-31  Stephane Carrez  <stcarrez@worldnet.fr>
 105
 106         * dv-m68hc11.c (m68hc11cpu_io_write_buffer): Clear byte to avoid
 107         returning random values.
 108
 109 1999-12-17  Stephane Carrez  <stcarrez@worldnet.fr>
 110
 111         * gencode.c: Fix "subb N,x" that used a instead of b.
 112
 113 1999-09-09  Stephane Carrez  <stcarrez@worldnet.fr>
 114
 115         * gencode.c: Fixed sbc8 and adc8 when there was a initial carry.
 116
 117 1999-09-01  Stephane Carrez  <stcarrez@worldnet.fr>
 118
 119         * sim-main.h (SIM_HANDLES_LMA): Define to enable loading using lma.
 120
 121 1999-08-14  Stephane Carrez  <stcarrez@worldnet.fr>
 122
 123         * dv-m68hc11.c (attach_m68hc11_regs): Save the size of the
 124         register region in the m68hc11cpu struct.
 125         (m68hc11cpu_io_write): When the IO mapping addres changes,
 126         detach the register region and re-attach it at the new address.
 127         (m68hc11cpu_io_read_buffer): Renamed base_address into
 128         attach_address.
 129         (m68hc11cpu_io_write_buffer): Likewise. Pass the hw pointer
 130         to m68hc11cpu_io_write.
 131
 132 1999-08-13  Stephane Carrez  <stcarrez@worldnet.fr>
 133
 134         * gencode.c: For sbc8, check the carry and increment the source
 135         before trying to set the carry for the result.
 136
 137 1999-05-24  John S. Kallal <kallal@voicenet.com>
 138
 139         * interp.c (sim_get_info): Don't crash if the command line is 0.
 140         Define prototype for sim_get_info() and init_system().
 141         (sim_info): Correct call to sim_get_info().
 142
 143 1999-05-16  Stephane Carrez  <stcarrez@worldnet.fr>
 144
 145         * configure.in: Recognize m6811-*-*.
 146         * configure: Regenerate.
 147         * m68hc11_sim.h (cpu_ccr_update_add8, cpu_ccr_update_add16,
 148         cpu_ccr_update_sub8, cpu_ccr_update_sub16):
 149         Correct the computation of carry of 8 and 16-bits add and subtract.
 150         * gencode.c: Use cpu_ccr_update_sub8 for subtraction (carry and
 151         overflow set in a different manner than add).
 152
 153 1999-05-14  Stephane Carrez  <stcarrez@worldnet.fr>
 154
 155         * dv-m68hc11.c (dv_m6811_attach_address_callback): Removed a
 156         trace message.
 157         * interp.c (sim_open, sim_create_inferior): Initialize the
 158         cpu_elf_start from the ELF header.
 159         * m68hc11_sim.c (cpu_initialize): Clear the new data members.
 160         (cpu_restart): Use cpu_elf_start as the starting address when
 161         the flag is set.
 162         (cpu_special): When cpu_use_elf_start is set, the WAI instruction
 163         exits the simulator (exit status is in D).
 164         * m68hc11_sim.h (_sim_cpu): Added members cpu_use_elf_start and
 165         cpu_elf_star to start execution at address specified in ELF file.
 166
 167 1999-05-02  Stephane Carrez  <stcarrez@worldnet.fr>
 168
 169         * Makefile.in, config.in, configure, configure.in: New files.
 170         * gencode.c: New file, generation of 68HC11 interpreter.
 171         * m68hc11_sim.h, m68hc11_sim.c: New files, specific operations
 172         for interpreter.
 173         * interrupts.c, interrupts.h: New files, management of interrupts.
 174         * interp.c, sim-main.h,
 175         * dv-m68hc11.c, dv-m68hc11eepr.c, dv-m68hc11sio.c,
 176         dv-m68hc11tim.c, dv-pram.c: New files representing devices for
 177         68HC11 (dv-pram.c is generic and could probably migrate to common).
 178         * emulos.c: New file, basic emulation of some os.