Piotr Esden-Tempski 43561de329 License change of the library to LGPL, version 3 or later.
Agreed to by all the significant contributors to the library.
2012-03-02 14:44:49 -08:00

68 lines
2.4 KiB
C

/*
* This file is part of the libopencm3 project.
*
* Copyright (C) 2011 Gareth McMullin <gareth@blacksphere.co.nz>
*
* This library is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef LIBOPENCM3_CM3_SCS_H
#define LIBOPENCM3_CM3_SCS_H
#define SCS_DHCSR MMIO32(SCS_BASE + 0xDF0)
#define SCS_DCRSR MMIO32(SCS_BASE + 0xDF4)
#define SCS_DCRDR MMIO32(SCS_BASE + 0xDF8)
#define SCS_DEMCR MMIO32(SCS_BASE + 0xDFC)
/* Debug Halting Control and Status Register (DHCSR) */
#define SCS_DHCSR_DBGKEY 0xA05F0000
#define SCS_DHCSR_C_DEBUGEN 0x00000001
#define SCS_DHCSR_C_HALT 0x00000002
#define SCS_DHCSR_C_STEP 0x00000004
#define SCS_DHCSR_C_MASKINTS 0x00000008
#define SCS_DHCSR_C_SNAPSTALL 0x00000020
#define SCS_DHCSR_S_REGRDY 0x00010000
#define SCS_DHCSR_S_HALT 0x00020000
#define SCS_DHCSR_S_SLEEP 0x00040000
#define SCS_DHCSR_S_LOCKUP 0x00080000
#define SCS_DHCSR_S_RETIRE_ST 0x01000000
#define SCS_DHCSR_S_RESET_ST 0x02000000
/* Debug Core Register Selector Register (DCRSR) */
#define SCS_DCRSR_REGSEL_MASK 0x0000001F
#define SCS_DCRSR_REGSEL_XPSR 0x00000010
#define SCS_DCRSR_REGSEL_MSP 0x00000011
#define SCS_DCRSR_REGSEL_PSP 0x00000012
/* Debug Exception and Monitor Control Register (DEMCR) */
/* Bits 31:25 - Reserved */
#define SCS_DEMCR_TRCENA (1 << 24)
/* Bits 23:20 - Reserved */
#define SCS_DEMCR_MON_REQ (1 << 19)
#define SCS_DEMCR_MON_STEP (1 << 18)
#define SCS_DEMCR_VC_MON_PEND (1 << 17)
#define SCS_DEMCR_VC_MON_EN (1 << 16)
/* Bits 15:11 - Reserved */
#define SCS_DEMCR_VC_HARDERR (1 << 10)
#define SCS_DEMCR_VC_INTERR (1 << 9)
#define SCS_DEMCR_VC_BUSERR (1 << 8)
#define SCS_DEMCR_VC_STATERR (1 << 7)
#define SCS_DEMCR_VC_CHKERR (1 << 6)
#define SCS_DEMCR_VC_NOCPERR (1 << 5)
#define SCS_DEMCR_VC_MMERR (1 << 4)
/* Bits 3:1 - Reserved */
#define SCS_DEMCR_VC_CORERESET (1 << 0)
#endif