source: rtems/c/src/lib/libbsp/powerpc/psim/include/psim.h @ 40c2d41e

4.104.114.95
Last change on this file since 40c2d41e was 39cc10a, checked in by Joel Sherrill <joel.sherrill@…>, on Sep 5, 2008 at 2:42:59 PM

2008-09-05 Joel Sherrill <joel.sherrill@…>

  • Makefile.am, preinstall.am, shmsupp/getcfg.c, shmsupp/lock.c, startup/linkcmds: Now running mptests using new memory layout with updates patches against gdb 6.8.
  • include/psim.h, startup/psim_registers.c: New files.
  • Property mode set to 100644
File size: 1.6 KB
Line 
1/*
2 *  PSIM addresses and constants based upon the configuration
3 *  of devices used in the script provided by RTEMS.
4 *
5 *  $Id$
6 */
7
8#ifndef __PSIM_h
9#define __PSIM_h
10
11/*
12 * RAM Information
13 */
14#define PSIM_RAM_BASE (void *)0x00000000
15#define PSIM_RAM_SIZE 8388608
16
17/*
18 * NVRAM/RTC Structure and Information
19 */
20
21#define PSIM_RTC_FREEZE 0xc0
22#define PSIM_RTC_UPDATE 0x00
23
24typedef struct {
25  volatile uint8_t Control; /* 0x04 */
26  volatile uint8_t Second;  /* 0x05 */
27  volatile uint8_t Minute;  /* 0x06 */
28  volatile uint8_t Hour;    /* 0x07 */
29  volatile uint8_t Day;     /* 0x08 */
30  volatile uint8_t Date;    /* 0x09 */
31  volatile uint8_t Month;   /* 0x0a */
32  volatile uint8_t Year;    /* 0x0b */
33} psim_rtc_t;
34
35/*
36 *  System V IPC Semaphore -- Read Only
37 */
38
39typedef struct {
40  volatile uint32_t  obtain_value;  /* 0x00 */
41  volatile uint32_t  lock;          /* 0x04 */
42  volatile uint32_t  unlock;        /* 0x08 */
43} psim_sysv_sem_t;
44
45typedef struct {
46  /* 0x0c000000 - 0x0c007FFF - AMD 29F040 */
47  volatile uint8_t Flash[ 512 * 1024 ];
48
49  /* 0x0c080000 - 0x0c0FFFFF - NVRAM/NVRAM */
50  volatile uint8_t nvram[ 512 * 1024 ];
51
52  /* 0x0c100000 - 0x0c100007 - NVRAM/RTC */
53  psim_rtc_t RTC;
54
55  /* 0x0c100008 - 0x0c10000F - NVRAM/RTC */
56  uint8_t gap1[8];
57
58  /* 0x0c100010 - 0x0c10001b - System V IPC Semaphore */
59  psim_sysv_sem_t Semaphore;
60
61  /* 0x0c10001C - 0x0c10FFFF - NVRAM/RTC */
62  uint8_t gap2[65508];
63
64  /* 0x0c110000 - 0x0c12FFFF - System V IPC Shared Memory */
65  uint8_t SharedMemory[ 128 * 1024 ];
66
67} psim_registers_t;
68
69/*
70 *  Data Structure Overlay for Registers.  See linkcmds for placement.
71 */
72extern psim_registers_t PSIM;
73
74#endif
75/* end of include file */
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