Hi Philippe,
Thanks for all your comments!
The name SIM came from kinetis datasheet, it is the name of the peripheral.
I believe others families of kinetis microcontrollers uses the same name.
On Fri, Oct 20, 2017 at 6:17 PM, Philippe Mathieu-Daudé <f4...@amsat.org>
wrote:
> Hi Gabriel,
>
> On 10/20/2017 12:39 PM, Gabriel Augusto Costa wrote:
> > I made a new arm machine with some peripherals. The machine is
> mk64fn1m0, a
> > cortex-m4 microcontroller from NXP Kinetis family. The machine can run a
> > simple arm binary file using UART0 in polling mode.
> > I have prepared a series of patchs to include this machine:
> > PATCH v3 n/11: It adds the machine and peripherals devices;
> > PATCH v4 n/2: It changes the Make files to compile this machine.
> >
> > Signed-off-by: Gabriel Augusto Costa <gabriel291...@gmail.com>
> > ---
> > include/hw/misc/kinetis_k64_sim.h | 56 ++++++++++++++++++++++++++++++
> +++++++++
> > 1 file changed, 56 insertions(+)
> > create mode 100644 include/hw/misc/kinetis_k64_sim.h
> >
> > diff --git a/include/hw/misc/kinetis_k64_sim.h
> b/include/hw/misc/kinetis_k64_sim.h
> > new file mode 100644
> > index 0000000..2eb1f5c
> > --- /dev/null
> > +++ b/include/hw/misc/kinetis_k64_sim.h
>
> I'd rather name it kinetis_k64_system.h or kinetis_k64_sysctl.h
>
> > @@ -0,0 +1,56 @@
> > +/*
> > + * Kinetis K64 peripheral microcontroller emulation.
> > + *
> > + * Copyright (c) 2017 Advantech Wireless
> > + * Written by Gabriel Costa <gabriel291...@gmail.com>
> > + *
> > + * This program is free software; you can redistribute it and/or modify
> > + * it under the terms of the GNU General Public License version 2 or
> > + * (at your option) any later version.
> > + */
> > +
> > +/* Kinetis K64 series SIM controller. */
> > +
> > +#ifndef KINETIS_SIM_H
> > +#define KINETIS_SIM_H
> > +
> > +#include "hw/sysbus.h"
> > +#include "chardev/char-fe.h"
>
> not used
>
> > +#include "chardev/char-mux.h"
>
> not used
>
> > +#include "hw/hw.h"
> > +
> > +#define TYPE_KINETIS_K64_SIM "kinetis_k64_sim"
> > +#define KINETIS_K64_SIM(obj) \
> > + OBJECT_CHECK(kinetis_k64_sim_state, (obj), TYPE_KINETIS_K64_SIM)
> > +
> > +typedef struct {
> > + SysBusDevice parent_obj;
> > +
> > + MemoryRegion iomem;
> > +
> > + uint32_t SOPT1; /**< System Options Register 1, offset: 0x0 */
> > + uint32_t SOPT1CFG; /**< SOPT1 Configuration Register, offset: 0x4
> */
> > + uint32_t SOPT2; /**< System Options Register 2, offset: 0x1004
> */
> > + uint32_t SOPT4; /**< System Options Register 4, offset: 0x100C
> */
> > + uint32_t SOPT5; /**< System Options Register 5, offset: 0x1010
> */
> > + uint32_t SOPT7; /**< System Options Register 7, offset: 0x1018
> */
>
> could be uint32_t SOPT[8] ...
>
> > + uint32_t SDID; /**< System Device Id Register, offset: 0x1024
> */
> > + uint32_t SCGC1; /**< System Clock Gating Ctrl Reg 1, offset:
> 0x1028 */
> > + uint32_t SCGC2; /**< System Clock Gating Ctrl Reg 2, offset:
> 0x102C */
> > + uint32_t SCGC3; /**< System Clock Gating Ctrl Reg 3, offset:
> 0x1030 */
> > + uint32_t SCGC4; /**< System Clock Gating Ctrl Reg 4, offset:
> 0x1034 */
> > + uint32_t SCGC5; /**< System Clock Gating Ctrl Reg 5, offset:
> 0x1038 */
> > + uint32_t SCGC6; /**< System Clock Gating Ctrl Reg 6, offset:
> 0x103C */
> > + uint32_t SCGC7; /**< System Clock Gating Ctrl Reg 7, offset:
> 0x1040 */
>
> ... and uint32_t SCGC[8]
>
> Then in the source I'd do:
>
> case 0x0000:
> value = s->SOPT[0];
> break;
>
> case 0x0004:
> value = s->SOPTCFG[0];
> break;
>
> case 0x1004 ... 0x1018:
> value = s->SOPT[(value & 0x1f) >> 2];
> break;
>
> > + uint32_t CLKDIV1; /**< System Clock Divider Register 1, offset:
> 0x1044 */
> > + uint32_t CLKDIV2; /**< System Clock Divider Register 2, offset:
> 0x1048 */
> > + uint32_t FCFG1; /**< Flash Configuration Register 1, offset:
> 0x104C */
> > + uint32_t FCFG2; /**< Flash Configuration Register 2, offset:
> 0x1050 */
> > + uint32_t UIDH; /**< Unique Id Register High, offset: 0x1054 */
> > + uint32_t UIDMH; /**< Unique Id Register Mid-High, offset:
> 0x1058 */
> > + uint32_t UIDML; /**< Unique Id Register Mid Low, offset: 0x105C
> */
> > + uint32_t UIDL; /**< Unique Id Register Low, offset: 0x1060 */
> > +
> > +} kinetis_k64_sim_state;
> > +
> > +#endif
> >
>
